Upgraded to openssl-1.0.2

1 files changed, 2613 insertions, 2179 deletions

diff --git a/openssl/ssl/ssltest.c b/openssl/ssl/ssltest.c
index 4f80be8ee..0113b6526 100644
--- a/openssl/ssl/ssltest.c
+++ b/openssl/ssl/ssltest.c
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -63,7 +63,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    notice, this list of conditions and the following disclaimer.
  *
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
@@ -110,7 +110,7 @@
  */
 /* ====================================================================
  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * ECC cipher suite support in OpenSSL originally developed by 
+ * ECC cipher suite support in OpenSSL originally developed by
  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
  */
 /* ====================================================================
@@ -140,8 +140,8 @@
  * OTHERWISE.
  */
 
-#define _BSD_SOURCE 1		/* Or gethostname won't be declared properly
-				   on Linux and GNU platforms. */
+/* Or gethostname won't be declared properly on Linux and GNU platforms. */
+#define _BSD_SOURCE 1
 
 #include <assert.h>
 #include <errno.h>
@@ -155,8 +155,10 @@
 #include "e_os.h"
 
 #ifdef OPENSSL_SYS_VMS
-#define _XOPEN_SOURCE 500	/* Or isascii won't be declared properly on
-				   VMS (at least with DECompHP C).  */
+/*
+ * Or isascii won't be declared properly on VMS (at least with DECompHP C).
+ */
+# define _XOPEN_SOURCE 500
 #endif
 
 #include <ctype.h>
@@ -168,70 +170,73 @@
 #include <openssl/x509v3.h>
 #include <openssl/ssl.h>
 #ifndef OPENSSL_NO_ENGINE
-#include <openssl/engine.h>
+# include <openssl/engine.h>
 #endif
 #include <openssl/err.h>
 #include <openssl/rand.h>
 #ifndef OPENSSL_NO_RSA
-#include <openssl/rsa.h>
+# include <openssl/rsa.h>
 #endif
 #ifndef OPENSSL_NO_DSA
-#include <openssl/dsa.h>
+# include <openssl/dsa.h>
 #endif
 #ifndef OPENSSL_NO_DH
-#include <openssl/dh.h>
+# include <openssl/dh.h>
 #endif
 #ifndef OPENSSL_NO_SRP
-#include <openssl/srp.h>
+# include <openssl/srp.h>
 #endif
 #include <openssl/bn.h>
 
-#define _XOPEN_SOURCE_EXTENDED	1 /* Or gethostname won't be declared properly
-				     on Compaq platforms (at least with DEC C).
-				     Do not try to put it earlier, or IPv6 includes
-				     get screwed...
-				  */
+/*
+ * Or gethostname won't be declared properly
+ * on Compaq platforms (at least with DEC C).
+ * Do not try to put it earlier, or IPv6 includes
+ * get screwed...
+ */
+#define _XOPEN_SOURCE_EXTENDED  1
 
 #ifdef OPENSSL_SYS_WINDOWS
-#include <winsock.h>
+# include <winsock.h>
 #else
-#include OPENSSL_UNISTD
+# include OPENSSL_UNISTD
 #endif
 
 #ifdef OPENSSL_SYS_VMS
-#  define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM"
-#  define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM"
+# define TEST_SERVER_CERT "SYS$DISK:[-.APPS]SERVER.PEM"
+# define TEST_CLIENT_CERT "SYS$DISK:[-.APPS]CLIENT.PEM"
 #elif defined(OPENSSL_SYS_WINCE)
-#  define TEST_SERVER_CERT "\\OpenSSL\\server.pem"
-#  define TEST_CLIENT_CERT "\\OpenSSL\\client.pem"
+# define TEST_SERVER_CERT "\\OpenSSL\\server.pem"
+# define TEST_CLIENT_CERT "\\OpenSSL\\client.pem"
 #elif defined(OPENSSL_SYS_NETWARE)
-#  define TEST_SERVER_CERT "\\openssl\\apps\\server.pem"
-#  define TEST_CLIENT_CERT "\\openssl\\apps\\client.pem"
+# define TEST_SERVER_CERT "\\openssl\\apps\\server.pem"
+# define TEST_CLIENT_CERT "\\openssl\\apps\\client.pem"
 #else
-#  define TEST_SERVER_CERT "../apps/server.pem"
-#  define TEST_CLIENT_CERT "../apps/client.pem"
+# define TEST_SERVER_CERT "../apps/server.pem"
+# define TEST_CLIENT_CERT "../apps/client.pem"
 #endif
 
-/* There is really no standard for this, so let's assign some tentative
-   numbers.  In any case, these numbers are only for this test */
-#define COMP_RLE	255
-#define COMP_ZLIB	1
+/*
+ * There is really no standard for this, so let's assign some tentative
+ * numbers.  In any case, these numbers are only for this test
+ */
+#define COMP_RLE        255
+#define COMP_ZLIB       1
 
 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx);
 #ifndef OPENSSL_NO_RSA
-static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export,int keylength);
+static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
 static void free_tmp_rsa(void);
 #endif
 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg);
 #define APP_CALLBACK_STRING "Test Callback Argument"
-struct app_verify_arg
-	{
-	char *string;
-	int app_verify;
-	int allow_proxy_certs;
-	char *proxy_auth;
-	char *proxy_cond;
-	};
+struct app_verify_arg {
+    char *string;
+    int app_verify;
+    int allow_proxy_certs;
+    char *proxy_auth;
+    char *proxy_cond;
+};
 
 #ifndef OPENSSL_NO_DH
 static DH *get_dh512(void);
@@ -239,2345 +244,2774 @@ static DH *get_dh1024(void);
 static DH *get_dh1024dsa(void);
 #endif
 
-
-static char *psk_key=NULL; /* by default PSK is not used */
+static char *psk_key = NULL;    /* by default PSK is not used */
 #ifndef OPENSSL_NO_PSK
-static unsigned int psk_client_callback(SSL *ssl, const char *hint, char *identity,
-	unsigned int max_identity_len, unsigned char *psk,
-	unsigned int max_psk_len);
-static unsigned int psk_server_callback(SSL *ssl, const char *identity, unsigned char *psk,
-	unsigned int max_psk_len);
+static unsigned int psk_client_callback(SSL *ssl, const char *hint,
+                                        char *identity,
+                                        unsigned int max_identity_len,
+                                        unsigned char *psk,
+                                        unsigned int max_psk_len);
+static unsigned int psk_server_callback(SSL *ssl, const char *identity,
+                                        unsigned char *psk,
+                                        unsigned int max_psk_len);
 #endif
 
 #ifndef OPENSSL_NO_SRP
 /* SRP client */
 /* This is a context that we pass to all callbacks */
-typedef struct srp_client_arg_st
-	{
-	char *srppassin;
-	char *srplogin;
-	} SRP_CLIENT_ARG;
+typedef struct srp_client_arg_st {
+    char *srppassin;
+    char *srplogin;
+} SRP_CLIENT_ARG;
 
-#define PWD_STRLEN 1024
+# define PWD_STRLEN 1024
 
-static char * MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
-	{
-	SRP_CLIENT_ARG *srp_client_arg = (SRP_CLIENT_ARG *)arg;
-	return BUF_strdup((char *)srp_client_arg->srppassin);
-	}
+static char *MS_CALLBACK ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
+{
+    SRP_CLIENT_ARG *srp_client_arg = (SRP_CLIENT_ARG *)arg;
+    return BUF_strdup((char *)srp_client_arg->srppassin);
+}
 
 /* SRP server */
 /* This is a context that we pass to SRP server callbacks */
-typedef struct srp_server_arg_st
-	{
-	char *expected_user;
-	char *pass;
-	} SRP_SERVER_ARG;
+typedef struct srp_server_arg_st {
+    char *expected_user;
+    char *pass;
+} SRP_SERVER_ARG;
 
 static int MS_CALLBACK ssl_srp_server_param_cb(SSL *s, int *ad, void *arg)
-	{
-	SRP_SERVER_ARG * p = (SRP_SERVER_ARG *) arg;
-
-	if (strcmp(p->expected_user, SSL_get_srp_username(s)) != 0)
-		{
-		fprintf(stderr, "User %s doesn't exist\n", SSL_get_srp_username(s));
-		return SSL3_AL_FATAL;
-		}
-	if (SSL_set_srp_server_param_pw(s,p->expected_user,p->pass,"1024")<0)
-		{
-		*ad = SSL_AD_INTERNAL_ERROR;
-		return SSL3_AL_FATAL;
-		}
-	return SSL_ERROR_NONE;
-	}
+{
+    SRP_SERVER_ARG *p = (SRP_SERVER_ARG *)arg;
+
+    if (strcmp(p->expected_user, SSL_get_srp_username(s)) != 0) {
+        fprintf(stderr, "User %s doesn't exist\n", SSL_get_srp_username(s));
+        return SSL3_AL_FATAL;
+    }
+    if (SSL_set_srp_server_param_pw(s, p->expected_user, p->pass, "1024") < 0) {
+        *ad = SSL_AD_INTERNAL_ERROR;
+        return SSL3_AL_FATAL;
+    }
+    return SSL_ERROR_NONE;
+}
 #endif
 
-static BIO *bio_err=NULL;
-static BIO *bio_stdout=NULL;
+static BIO *bio_err = NULL;
+static BIO *bio_stdout = NULL;
+
+static const char *alpn_client;
+static const char *alpn_server;
+static const char *alpn_expected;
+static unsigned char *alpn_selected;
+
+/*-
+ * next_protos_parse parses a comma separated list of strings into a string
+ * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
+ *   outlen: (output) set to the length of the resulting buffer on success.
+ *   err: (maybe NULL) on failure, an error message line is written to this BIO.
+ *   in: a NUL terminated string like "abc,def,ghi"
+ *
+ *   returns: a malloced buffer or NULL on failure.
+ */
+static unsigned char *next_protos_parse(unsigned short *outlen,
+                                        const char *in)
+{
+    size_t len;
+    unsigned char *out;
+    size_t i, start = 0;
+
+    len = strlen(in);
+    if (len >= 65535)
+        return NULL;
+
+    out = OPENSSL_malloc(strlen(in) + 1);
+    if (!out)
+        return NULL;
+
+    for (i = 0; i <= len; ++i) {
+        if (i == len || in[i] == ',') {
+            if (i - start > 255) {
+                OPENSSL_free(out);
+                return NULL;
+            }
+            out[start] = i - start;
+            start = i + 1;
+        } else
+            out[i + 1] = in[i];
+    }
+
+    *outlen = len + 1;
+    return out;
+}
+
+static int cb_server_alpn(SSL *s, const unsigned char **out,
+                          unsigned char *outlen, const unsigned char *in,
+                          unsigned int inlen, void *arg)
+{
+    unsigned char *protos;
+    unsigned short protos_len;
+
+    protos = next_protos_parse(&protos_len, alpn_server);
+    if (protos == NULL) {
+        fprintf(stderr, "failed to parser ALPN server protocol string: %s\n",
+                alpn_server);
+        abort();
+    }
+
+    if (SSL_select_next_proto
+        ((unsigned char **)out, outlen, protos, protos_len, in,
+         inlen) != OPENSSL_NPN_NEGOTIATED) {
+        OPENSSL_free(protos);
+        return SSL_TLSEXT_ERR_NOACK;
+    }
+
+    /*
+     * Make a copy of the selected protocol which will be freed in
+     * verify_alpn.
+     */
+    alpn_selected = OPENSSL_malloc(*outlen);
+    memcpy(alpn_selected, *out, *outlen);
+    *out = alpn_selected;
+
+    OPENSSL_free(protos);
+    return SSL_TLSEXT_ERR_OK;
+}
+
+static int verify_alpn(SSL *client, SSL *server)
+{
+    const unsigned char *client_proto, *server_proto;
+    unsigned int client_proto_len = 0, server_proto_len = 0;
+    SSL_get0_alpn_selected(client, &client_proto, &client_proto_len);
+    SSL_get0_alpn_selected(server, &server_proto, &server_proto_len);
+
+    if (alpn_selected != NULL) {
+        OPENSSL_free(alpn_selected);
+        alpn_selected = NULL;
+    }
+
+    if (client_proto_len != server_proto_len ||
+        memcmp(client_proto, server_proto, client_proto_len) != 0) {
+        BIO_printf(bio_stdout, "ALPN selected protocols differ!\n");
+        goto err;
+    }
+
+    if (client_proto_len > 0 && alpn_expected == NULL) {
+        BIO_printf(bio_stdout, "ALPN unexpectedly negotiated\n");
+        goto err;
+    }
+
+    if (alpn_expected != NULL &&
+        (client_proto_len != strlen(alpn_expected) ||
+         memcmp(client_proto, alpn_expected, client_proto_len) != 0)) {
+        BIO_printf(bio_stdout,
+                   "ALPN selected protocols not equal to expected protocol: %s\n",
+                   alpn_expected);
+        goto err;
+    }
+
+    return 0;
+
+ err:
+    BIO_printf(bio_stdout, "ALPN results: client: '");
+    BIO_write(bio_stdout, client_proto, client_proto_len);
+    BIO_printf(bio_stdout, "', server: '");
+    BIO_write(bio_stdout, server_proto, server_proto_len);
+    BIO_printf(bio_stdout, "'\n");
+    BIO_printf(bio_stdout, "ALPN configured: client: '%s', server: '%s'\n",
+               alpn_client, alpn_server);
+    return -1;
+}
+
+#define SCT_EXT_TYPE 18
+
+/*
+ * WARNING : below extension types are *NOT* IETF assigned, and could
+ * conflict if these types are reassigned and handled specially by OpenSSL
+ * in the future
+ */
+#define TACK_EXT_TYPE 62208
+#define CUSTOM_EXT_TYPE_0 1000
+#define CUSTOM_EXT_TYPE_1 1001
+#define CUSTOM_EXT_TYPE_2 1002
+#define CUSTOM_EXT_TYPE_3 1003
+
+const char custom_ext_cli_string[] = "abc";
+const char custom_ext_srv_string[] = "defg";
+
+/* These set from cmdline */
+char *serverinfo_file = NULL;
+int serverinfo_sct = 0;
+int serverinfo_tack = 0;
+
+/* These set based on extension callbacks */
+int serverinfo_sct_seen = 0;
+int serverinfo_tack_seen = 0;
+int serverinfo_other_seen = 0;
+
+/* This set from cmdline */
+int custom_ext = 0;
+
+/* This set based on extension callbacks */
+int custom_ext_error = 0;
+
+static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char *in, size_t inlen,
+                                   int *al, void *arg)
+{
+    if (ext_type == SCT_EXT_TYPE)
+        serverinfo_sct_seen++;
+    else if (ext_type == TACK_EXT_TYPE)
+        serverinfo_tack_seen++;
+    else
+        serverinfo_other_seen++;
+    return 1;
+}
+
+static int verify_serverinfo()
+{
+    if (serverinfo_sct != serverinfo_sct_seen)
+        return -1;
+    if (serverinfo_tack != serverinfo_tack_seen)
+        return -1;
+    if (serverinfo_other_seen)
+        return -1;
+    return 0;
+}
+
+/*-
+ * Four test cases for custom extensions:
+ * 0 - no ClientHello extension or ServerHello response
+ * 1 - ClientHello with "abc", no response
+ * 2 - ClientHello with "abc", empty response
+ * 3 - ClientHello with "abc", "defg" response
+ */
 
-static char *cipher=NULL;
-static int verbose=0;
-static int debug=0;
+static int custom_ext_0_cli_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_0)
+        custom_ext_error = 1;
+    return 0;                   /* Don't send an extension */
+}
+
+static int custom_ext_0_cli_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    return 1;
+}
+
+static int custom_ext_1_cli_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_1)
+        custom_ext_error = 1;
+    *out = (const unsigned char *)custom_ext_cli_string;
+    *outlen = strlen(custom_ext_cli_string);
+    return 1;                   /* Send "abc" */
+}
+
+static int custom_ext_1_cli_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    return 1;
+}
+
+static int custom_ext_2_cli_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_2)
+        custom_ext_error = 1;
+    *out = (const unsigned char *)custom_ext_cli_string;
+    *outlen = strlen(custom_ext_cli_string);
+    return 1;                   /* Send "abc" */
+}
+
+static int custom_ext_2_cli_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_2)
+        custom_ext_error = 1;
+    if (inlen != 0)
+        custom_ext_error = 1;   /* Should be empty response */
+    return 1;
+}
+
+static int custom_ext_3_cli_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_3)
+        custom_ext_error = 1;
+    *out = (const unsigned char *)custom_ext_cli_string;
+    *outlen = strlen(custom_ext_cli_string);
+    return 1;                   /* Send "abc" */
+}
+
+static int custom_ext_3_cli_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_3)
+        custom_ext_error = 1;
+    if (inlen != strlen(custom_ext_srv_string))
+        custom_ext_error = 1;
+    if (memcmp(custom_ext_srv_string, in, inlen) != 0)
+        custom_ext_error = 1;   /* Check for "defg" */
+    return 1;
+}
+
+/*
+ * custom_ext_0_cli_add_cb returns 0 - the server won't receive a callback
+ * for this extension
+ */
+static int custom_ext_0_srv_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    custom_ext_error = 1;
+    return 1;
+}
+
+/* 'add' callbacks are only called if the 'parse' callback is called */
+static int custom_ext_0_srv_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    /* Error: should not have been called */
+    custom_ext_error = 1;
+    return 0;                   /* Don't send an extension */
+}
+
+static int custom_ext_1_srv_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_1)
+        custom_ext_error = 1;
+    /* Check for "abc" */
+    if (inlen != strlen(custom_ext_cli_string))
+        custom_ext_error = 1;
+    if (memcmp(in, custom_ext_cli_string, inlen) != 0)
+        custom_ext_error = 1;
+    return 1;
+}
+
+static int custom_ext_1_srv_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    return 0;                   /* Don't send an extension */
+}
+
+static int custom_ext_2_srv_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_2)
+        custom_ext_error = 1;
+    /* Check for "abc" */
+    if (inlen != strlen(custom_ext_cli_string))
+        custom_ext_error = 1;
+    if (memcmp(in, custom_ext_cli_string, inlen) != 0)
+        custom_ext_error = 1;
+    return 1;
+}
+
+static int custom_ext_2_srv_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    *out = NULL;
+    *outlen = 0;
+    return 1;                   /* Send empty extension */
+}
+
+static int custom_ext_3_srv_parse_cb(SSL *s, unsigned int ext_type,
+                                     const unsigned char *in,
+                                     size_t inlen, int *al, void *arg)
+{
+    if (ext_type != CUSTOM_EXT_TYPE_3)
+        custom_ext_error = 1;
+    /* Check for "abc" */
+    if (inlen != strlen(custom_ext_cli_string))
+        custom_ext_error = 1;
+    if (memcmp(in, custom_ext_cli_string, inlen) != 0)
+        custom_ext_error = 1;
+    return 1;
+}
+
+static int custom_ext_3_srv_add_cb(SSL *s, unsigned int ext_type,
+                                   const unsigned char **out,
+                                   size_t *outlen, int *al, void *arg)
+{
+    *out = (const unsigned char *)custom_ext_srv_string;
+    *outlen = strlen(custom_ext_srv_string);
+    return 1;                   /* Send "defg" */
+}
+
+static char *cipher = NULL;
+static int verbose = 0;
+static int debug = 0;
 #if 0
 /* Not used yet. */
-#ifdef FIONBIO
-static int s_nbio=0;
-#endif
+# ifdef FIONBIO
+static int s_nbio = 0;
+# endif
 #endif
 
-static const char rnd_seed[] = "string to make the random number generator think it has entropy";
+static const char rnd_seed[] =
+    "string to make the random number generator think it has entropy";
 
-int doit_biopair(SSL *s_ssl,SSL *c_ssl,long bytes,clock_t *s_time,clock_t *c_time);
-int doit(SSL *s_ssl,SSL *c_ssl,long bytes);
+int doit_biopair(SSL *s_ssl, SSL *c_ssl, long bytes, clock_t *s_time,
+                 clock_t *c_time);
+int doit(SSL *s_ssl, SSL *c_ssl, long bytes);
 static int do_test_cipherlist(void);
 static void sv_usage(void)
-	{
-	fprintf(stderr,"usage: ssltest [args ...]\n");
-	fprintf(stderr,"\n");
+{
+    fprintf(stderr, "usage: ssltest [args ...]\n");
+    fprintf(stderr, "\n");
 #ifdef OPENSSL_FIPS
-	fprintf(stderr,"-F             - run test in FIPS mode\n");
+    fprintf(stderr, "-F             - run test in FIPS mode\n");
 #endif
-	fprintf(stderr," -server_auth  - check server certificate\n");
-	fprintf(stderr," -client_auth  - do client authentication\n");
-	fprintf(stderr," -proxy        - allow proxy certificates\n");
-	fprintf(stderr," -proxy_auth <val> - set proxy policy rights\n");
-	fprintf(stderr," -proxy_cond <val> - experssion to test proxy policy rights\n");
-	fprintf(stderr," -v            - more output\n");
-	fprintf(stderr," -d            - debug output\n");
-	fprintf(stderr," -reuse        - use session-id reuse\n");
-	fprintf(stderr," -num <val>    - number of connections to perform\n");
-	fprintf(stderr," -bytes <val>  - number of bytes to swap between client/server\n");
+    fprintf(stderr, " -server_auth  - check server certificate\n");
+    fprintf(stderr, " -client_auth  - do client authentication\n");
+    fprintf(stderr, " -proxy        - allow proxy certificates\n");
+    fprintf(stderr, " -proxy_auth <val> - set proxy policy rights\n");
+    fprintf(stderr,
+            " -proxy_cond <val> - expression to test proxy policy rights\n");
+    fprintf(stderr, " -v            - more output\n");
+    fprintf(stderr, " -d            - debug output\n");
+    fprintf(stderr, " -reuse        - use session-id reuse\n");
+    fprintf(stderr, " -num <val>    - number of connections to perform\n");
+    fprintf(stderr,
+            " -bytes <val>  - number of bytes to swap between client/server\n");
 #ifndef OPENSSL_NO_DH
-	fprintf(stderr," -dhe1024      - use 1024 bit key (safe prime) for DHE\n");
-	fprintf(stderr," -dhe1024dsa   - use 1024 bit key (with 160-bit subprime) for DHE\n");
-	fprintf(stderr," -no_dhe       - disable DHE\n");
+    fprintf(stderr,
+            " -dhe1024      - use 1024 bit key (safe prime) for DHE\n");
+    fprintf(stderr,
+            " -dhe1024dsa   - use 1024 bit key (with 160-bit subprime) for DHE\n");
+    fprintf(stderr, " -no_dhe       - disable DHE\n");
 #endif
 #ifndef OPENSSL_NO_ECDH
-	fprintf(stderr," -no_ecdhe     - disable ECDHE\n");
+    fprintf(stderr, " -no_ecdhe     - disable ECDHE\n");
 #endif
 #ifndef OPENSSL_NO_PSK
-	fprintf(stderr," -psk arg      - PSK in hex (without 0x)\n");
+    fprintf(stderr, " -psk arg      - PSK in hex (without 0x)\n");
 #endif
 #ifndef OPENSSL_NO_SRP
-	fprintf(stderr," -srpuser user  - SRP username to use\n");
-	fprintf(stderr," -srppass arg   - password for 'user'\n");
+    fprintf(stderr, " -srpuser user  - SRP username to use\n");
+    fprintf(stderr, " -srppass arg   - password for 'user'\n");
 #endif
 #ifndef OPENSSL_NO_SSL2
-	fprintf(stderr," -ssl2         - use SSLv2\n");
+    fprintf(stderr, " -ssl2         - use SSLv2\n");
 #endif
-#ifndef OPENSSL_NO_SSL3
-	fprintf(stderr," -ssl3         - use SSLv3\n");
+#ifndef OPENSSL_NO_SSL3_METHOD
+    fprintf(stderr, " -ssl3         - use SSLv3\n");
 #endif
 #ifndef OPENSSL_NO_TLS1
-	fprintf(stderr," -tls1         - use TLSv1\n");
+    fprintf(stderr, " -tls1         - use TLSv1\n");
 #endif
-	fprintf(stderr," -CApath arg   - PEM format directory of CA's\n");
-	fprintf(stderr," -CAfile arg   - PEM format file of CA's\n");
-	fprintf(stderr," -cert arg     - Server certificate file\n");
-	fprintf(stderr," -key arg      - Server key file (default: same as -cert)\n");
-	fprintf(stderr," -c_cert arg   - Client certificate file\n");
-	fprintf(stderr," -c_key arg    - Client key file (default: same as -c_cert)\n");
-	fprintf(stderr," -cipher arg   - The cipher list\n");
-	fprintf(stderr," -bio_pair     - Use BIO pairs\n");
-	fprintf(stderr," -f            - Test even cases that can't work\n");
-	fprintf(stderr," -time         - measure processor time used by client and server\n");
-	fprintf(stderr," -zlib         - use zlib compression\n");
-	fprintf(stderr," -rle          - use rle compression\n");
+    fprintf(stderr, " -CApath arg   - PEM format directory of CA's\n");
+    fprintf(stderr, " -CAfile arg   - PEM format file of CA's\n");
+    fprintf(stderr, " -cert arg     - Server certificate file\n");
+    fprintf(stderr,
+            " -key arg      - Server key file (default: same as -cert)\n");
+    fprintf(stderr, " -c_cert arg   - Client certificate file\n");
+    fprintf(stderr,
+            " -c_key arg    - Client key file (default: same as -c_cert)\n");
+    fprintf(stderr, " -cipher arg   - The cipher list\n");
+    fprintf(stderr, " -bio_pair     - Use BIO pairs\n");
+    fprintf(stderr, " -f            - Test even cases that can't work\n");
+    fprintf(stderr,
+            " -time         - measure processor time used by client and server\n");
+    fprintf(stderr, " -zlib         - use zlib compression\n");
+    fprintf(stderr, " -rle          - use rle compression\n");
 #ifndef OPENSSL_NO_ECDH
-	fprintf(stderr," -named_curve arg  - Elliptic curve name to use for ephemeral ECDH keys.\n" \
-	               "                 Use \"openssl ecparam -list_curves\" for all names\n"  \
-	               "                 (default is sect163r2).\n");
+    fprintf(stderr,
+            " -named_curve arg  - Elliptic curve name to use for ephemeral ECDH keys.\n"
+            "                 Use \"openssl ecparam -list_curves\" for all names\n"
+            "                 (default is sect163r2).\n");
 #endif
-	fprintf(stderr," -test_cipherlist - verifies the order of the ssl cipher lists\n");
-	}
+    fprintf(stderr,
+            " -test_cipherlist - Verifies the order of the ssl cipher lists.\n"
+            "                    When this option is requested, the cipherlist\n"
+            "                    tests are run instead of handshake tests.\n");
+    fprintf(stderr, " -serverinfo_file file - have server use this file\n");
+    fprintf(stderr, " -serverinfo_sct  - have client offer and expect SCT\n");
+    fprintf(stderr,
+            " -serverinfo_tack - have client offer and expect TACK\n");
+    fprintf(stderr,
+            " -custom_ext - try various custom extension callbacks\n");
+    fprintf(stderr, " -alpn_client <string> - have client side offer ALPN\n");
+    fprintf(stderr, " -alpn_server <string> - have server side offer ALPN\n");
+    fprintf(stderr,
+            " -alpn_expected <string> - the ALPN protocol that should be negotiated\n");
+}
 
 static void print_details(SSL *c_ssl, const char *prefix)
-	{
-	const SSL_CIPHER *ciph;
-	X509 *cert;
-		
-	ciph=SSL_get_current_cipher(c_ssl);
-	BIO_printf(bio_stdout,"%s%s, cipher %s %s",
-		prefix,
-		SSL_get_version(c_ssl),
-		SSL_CIPHER_get_version(ciph),
-		SSL_CIPHER_get_name(ciph));
-	cert=SSL_get_peer_certificate(c_ssl);
-	if (cert != NULL)
-		{
-		EVP_PKEY *pkey = X509_get_pubkey(cert);
-		if (pkey != NULL)
-			{
-			if (0) 
-				;
+{
+    const SSL_CIPHER *ciph;
+    X509 *cert;
+
+    ciph = SSL_get_current_cipher(c_ssl);
+    BIO_printf(bio_stdout, "%s%s, cipher %s %s",
+               prefix,
+               SSL_get_version(c_ssl),
+               SSL_CIPHER_get_version(ciph), SSL_CIPHER_get_name(ciph));
+    cert = SSL_get_peer_certificate(c_ssl);
+    if (cert != NULL) {
+        EVP_PKEY *pkey = X509_get_pubkey(cert);
+        if (pkey != NULL) {
+            if (0) ;
 #ifndef OPENSSL_NO_RSA
-			else if (pkey->type == EVP_PKEY_RSA && pkey->pkey.rsa != NULL
-				&& pkey->pkey.rsa->n != NULL)
-				{
-				BIO_printf(bio_stdout, ", %d bit RSA",
-					BN_num_bits(pkey->pkey.rsa->n));
-				}
+            else if (pkey->type == EVP_PKEY_RSA && pkey->pkey.rsa != NULL
+                     && pkey->pkey.rsa->n != NULL) {
+                BIO_printf(bio_stdout, ", %d bit RSA",
+                           BN_num_bits(pkey->pkey.rsa->n));
+            }
 #endif
 #ifndef OPENSSL_NO_DSA
-			else if (pkey->type == EVP_PKEY_DSA && pkey->pkey.dsa != NULL
-				&& pkey->pkey.dsa->p != NULL)
-				{
-				BIO_printf(bio_stdout, ", %d bit DSA",
-					BN_num_bits(pkey->pkey.dsa->p));
-				}
+            else if (pkey->type == EVP_PKEY_DSA && pkey->pkey.dsa != NULL
+                     && pkey->pkey.dsa->p != NULL) {
+                BIO_printf(bio_stdout, ", %d bit DSA",
+                           BN_num_bits(pkey->pkey.dsa->p));
+            }
 #endif
-			EVP_PKEY_free(pkey);
-			}
-		X509_free(cert);
-		}
-	/* The SSL API does not allow us to look at temporary RSA/DH keys,
-	 * otherwise we should print their lengths too */
-	BIO_printf(bio_stdout,"\n");
-	}
+            EVP_PKEY_free(pkey);
+        }
+        X509_free(cert);
+    }
+    /*
+     * The SSL API does not allow us to look at temporary RSA/DH keys,
+     * otherwise we should print their lengths too
+     */
+    BIO_printf(bio_stdout, "\n");
+}
 
 static void lock_dbg_cb(int mode, int type, const char *file, int line)
-	{
-	static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
-	const char *errstr = NULL;
-	int rw;
-	
-	rw = mode & (CRYPTO_READ|CRYPTO_WRITE);
-	if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE)))
-		{
-		errstr = "invalid mode";
-		goto err;
-		}
-
-	if (type < 0 || type >= CRYPTO_NUM_LOCKS)
-		{
-		errstr = "type out of bounds";
-		goto err;
-		}
-
-	if (mode & CRYPTO_LOCK)
-		{
-		if (modes[type])
-			{
-			errstr = "already locked";
-			/* must not happen in a single-threaded program
-			 * (would deadlock) */
-			goto err;
-			}
-
-		modes[type] = rw;
-		}
-	else if (mode & CRYPTO_UNLOCK)
-		{
-		if (!modes[type])
-			{
-			errstr = "not locked";
-			goto err;
-			}
-		
-		if (modes[type] != rw)
-			{
-			errstr = (rw == CRYPTO_READ) ?
-				"CRYPTO_r_unlock on write lock" :
-				"CRYPTO_w_unlock on read lock";
-			}
-
-		modes[type] = 0;
-		}
-	else
-		{
-		errstr = "invalid mode";
-		goto err;
-		}
+{
+    static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
+    const char *errstr = NULL;
+    int rw;
+
+    rw = mode & (CRYPTO_READ | CRYPTO_WRITE);
+    if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) {
+        errstr = "invalid mode";
+        goto err;
+    }
+
+    if (type < 0 || type >= CRYPTO_NUM_LOCKS) {
+        errstr = "type out of bounds";
+        goto err;
+    }
+
+    if (mode & CRYPTO_LOCK) {
+        if (modes[type]) {
+            errstr = "already locked";
+            /*
+             * must not happen in a single-threaded program (would deadlock)
+             */
+            goto err;
+        }
+
+        modes[type] = rw;
+    } else if (mode & CRYPTO_UNLOCK) {
+        if (!modes[type]) {
+            errstr = "not locked";
+            goto err;
+        }
+
+        if (modes[type] != rw) {
+            errstr = (rw == CRYPTO_READ) ?
+                "CRYPTO_r_unlock on write lock" :
+                "CRYPTO_w_unlock on read lock";
+        }
+
+        modes[type] = 0;
+    } else {
+        errstr = "invalid mode";
+        goto err;
+    }
 
  err:
-	if (errstr)
-		{
-		/* we cannot use bio_err here */
-		fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
-			errstr, mode, type, file, line);
-		}
-	}
+    if (errstr) {
+        /* we cannot use bio_err here */
+        fprintf(stderr,
+                "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
+                errstr, mode, type, file, line);
+    }
+}
 
 #ifdef TLSEXT_TYPE_opaque_prf_input
-struct cb_info_st { void *input; size_t len; int ret; };
+struct cb_info_st {
+    void *input;
+    size_t len;
+    int ret;
+};
 struct cb_info_st co1 = { "C", 1, 1 }; /* try to negotiate oqaque PRF input */
 struct cb_info_st co2 = { "C", 1, 2 }; /* insist on oqaque PRF input */
 struct cb_info_st so1 = { "S", 1, 1 }; /* try to negotiate oqaque PRF input */
 struct cb_info_st so2 = { "S", 1, 2 }; /* insist on oqaque PRF input */
 
 int opaque_prf_input_cb(SSL *ssl, void *peerinput, size_t len, void *arg_)
-	{
-	struct cb_info_st *arg = arg_;
-
-	if (arg == NULL)
-		return 1;
-	
-	if (!SSL_set_tlsext_opaque_prf_input(ssl, arg->input, arg->len))
-		return 0;
-	return arg->ret;
-	}
+{
+    struct cb_info_st *arg = arg_;
+
+    if (arg == NULL)
+        return 1;
+
+    if (!SSL_set_tlsext_opaque_prf_input(ssl, arg->input, arg->len))
+        return 0;
+    return arg->ret;
+}
 #endif
 
 int main(int argc, char *argv[])
-	{
-	char *CApath=NULL,*CAfile=NULL;
-	int badop=0;
-	int bio_pair=0;
-	int force=0;
-	int tls1=0,ssl2=0,ssl3=0,ret=1;
-	int client_auth=0;
-	int server_auth=0,i;
-	struct app_verify_arg app_verify_arg =
-		{ APP_CALLBACK_STRING, 0, 0, NULL, NULL };
-	char *server_cert=TEST_SERVER_CERT;
-	char *server_key=NULL;
-	char *client_cert=TEST_CLIENT_CERT;
-	char *client_key=NULL;
+{
+    char *CApath = NULL, *CAfile = NULL;
+    int badop = 0;
+    int bio_pair = 0;
+    int force = 0;
+    int tls1 = 0, ssl2 = 0, ssl3 = 0, ret = 1;
+    int client_auth = 0;
+    int server_auth = 0, i;
+    struct app_verify_arg app_verify_arg =
+        { APP_CALLBACK_STRING, 0, 0, NULL, NULL };
+    char *server_cert = TEST_SERVER_CERT;
+    char *server_key = NULL;
+    char *client_cert = TEST_CLIENT_CERT;
+    char *client_key = NULL;
 #ifndef OPENSSL_NO_ECDH
-	char *named_curve = NULL;
+    char *named_curve = NULL;
 #endif
-	SSL_CTX *s_ctx=NULL;
-	SSL_CTX *c_ctx=NULL;
-	const SSL_METHOD *meth=NULL;
-	SSL *c_ssl,*s_ssl;
-	int number=1,reuse=0;
-	long bytes=256L;
+    SSL_CTX *s_ctx = NULL;
+    SSL_CTX *c_ctx = NULL;
+    const SSL_METHOD *meth = NULL;
+    SSL *c_ssl, *s_ssl;
+    int number = 1, reuse = 0;
+    long bytes = 256L;
 #ifndef OPENSSL_NO_DH
-	DH *dh;
-	int dhe1024 = 0, dhe1024dsa = 0;
+    DH *dh;
+    int dhe1024 = 0, dhe1024dsa = 0;
 #endif
 #ifndef OPENSSL_NO_ECDH
-	EC_KEY *ecdh = NULL;
+    EC_KEY *ecdh = NULL;
 #endif
 #ifndef OPENSSL_NO_SRP
-	/* client */
-	SRP_CLIENT_ARG srp_client_arg = {NULL,NULL};
-	/* server */
-	SRP_SERVER_ARG srp_server_arg = {NULL,NULL};
+    /* client */
+    SRP_CLIENT_ARG srp_client_arg = { NULL, NULL };
+    /* server */
+    SRP_SERVER_ARG srp_server_arg = { NULL, NULL };
 #endif
-	int no_dhe = 0;
-	int no_ecdhe = 0;
-	int no_psk = 0;
-	int print_time = 0;
-	clock_t s_time = 0, c_time = 0;
-	int comp = 0;
+    int no_dhe = 0;
+    int no_ecdhe = 0;
+    int no_psk = 0;
+    int print_time = 0;
+    clock_t s_time = 0, c_time = 0;
 #ifndef OPENSSL_NO_COMP
-	COMP_METHOD *cm = NULL;
-	STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;
+    int comp = 0;
+    COMP_METHOD *cm = NULL;
+    STACK_OF(SSL_COMP) *ssl_comp_methods = NULL;
 #endif
-	int test_cipherlist = 0;
+    int test_cipherlist = 0;
 #ifdef OPENSSL_FIPS
-	int fips_mode=0;
+    int fips_mode = 0;
 #endif
+    int no_protocol = 0;
 
-	verbose = 0;
-	debug = 0;
-	cipher = 0;
+    verbose = 0;
+    debug = 0;
+    cipher = 0;
 
-	bio_err=BIO_new_fp(stderr,BIO_NOCLOSE|BIO_FP_TEXT);	
+    bio_err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);
 
-	CRYPTO_set_locking_callback(lock_dbg_cb);
+    CRYPTO_set_locking_callback(lock_dbg_cb);
 
-	/* enable memory leak checking unless explicitly disabled */
-	if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL) && (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))))
-		{
-		CRYPTO_malloc_debug_init();
-		CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
-		}
-	else
-		{
-		/* OPENSSL_DEBUG_MEMORY=off */
-		CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
-		}
-	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
+    /* enable memory leak checking unless explicitly disabled */
+    if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL)
+          && (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off")))) {
+        CRYPTO_malloc_debug_init();
+        CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
+    } else {
+        /* OPENSSL_DEBUG_MEMORY=off */
+        CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
+    }
+    CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 
-	RAND_seed(rnd_seed, sizeof rnd_seed);
+    RAND_seed(rnd_seed, sizeof rnd_seed);
 
-	bio_stdout=BIO_new_fp(stdout,BIO_NOCLOSE|BIO_FP_TEXT);
+    bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE | BIO_FP_TEXT);
 
-	argc--;
-	argv++;
+    argc--;
+    argv++;
 
-	while (argc >= 1)
-		{
-		if(!strcmp(*argv,"-F"))
-			{
+    while (argc >= 1) {
+        if (!strcmp(*argv, "-F")) {
 #ifdef OPENSSL_FIPS
-			fips_mode=1;
+            fips_mode = 1;
 #else
-			fprintf(stderr,"not compiled with FIPS support, so exitting without running.\n");
-			EXIT(0);
+            fprintf(stderr,
+                    "not compiled with FIPS support, so exiting without running.\n");
+            EXIT(0);
 #endif
-			}
-		else if (strcmp(*argv,"-server_auth") == 0)
-			server_auth=1;
-		else if	(strcmp(*argv,"-client_auth") == 0)
-			client_auth=1;
-		else if (strcmp(*argv,"-proxy_auth") == 0)
-			{
-			if (--argc < 1) goto bad;
-			app_verify_arg.proxy_auth= *(++argv);
-			}
-		else if (strcmp(*argv,"-proxy_cond") == 0)
-			{
-			if (--argc < 1) goto bad;
-			app_verify_arg.proxy_cond= *(++argv);
-			}
-		else if	(strcmp(*argv,"-v") == 0)
-			verbose=1;
-		else if	(strcmp(*argv,"-d") == 0)
-			debug=1;
-		else if	(strcmp(*argv,"-reuse") == 0)
-			reuse=1;
-		else if	(strcmp(*argv,"-dhe1024") == 0)
-			{
+        } else if (strcmp(*argv, "-server_auth") == 0)
+            server_auth = 1;
+        else if (strcmp(*argv, "-client_auth") == 0)
+            client_auth = 1;
+        else if (strcmp(*argv, "-proxy_auth") == 0) {
+            if (--argc < 1)
+                goto bad;
+            app_verify_arg.proxy_auth = *(++argv);
+        } else if (strcmp(*argv, "-proxy_cond") == 0) {
+            if (--argc < 1)
+                goto bad;
+            app_verify_arg.proxy_cond = *(++argv);
+        } else if (strcmp(*argv, "-v") == 0)
+            verbose = 1;
+        else if (strcmp(*argv, "-d") == 0)
+            debug = 1;
+        else if (strcmp(*argv, "-reuse") == 0)
+            reuse = 1;
+        else if (strcmp(*argv, "-dhe1024") == 0) {
 #ifndef OPENSSL_NO_DH
-			dhe1024=1;
+            dhe1024 = 1;
 #else
-			fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");
+            fprintf(stderr,
+                    "ignoring -dhe1024, since I'm compiled without DH\n");
 #endif
-			}
-		else if	(strcmp(*argv,"-dhe1024dsa") == 0)
-			{
+        } else if (strcmp(*argv, "-dhe1024dsa") == 0) {
 #ifndef OPENSSL_NO_DH
-			dhe1024dsa=1;
+            dhe1024dsa = 1;
 #else
-			fprintf(stderr,"ignoring -dhe1024, since I'm compiled without DH\n");
+            fprintf(stderr,
+                    "ignoring -dhe1024, since I'm compiled without DH\n");
 #endif
-			}
-		else if	(strcmp(*argv,"-no_dhe") == 0)
-			no_dhe=1;
-		else if	(strcmp(*argv,"-no_ecdhe") == 0)
-			no_ecdhe=1;
-		else if (strcmp(*argv,"-psk") == 0)
-			{
-			if (--argc < 1) goto bad;
-			psk_key=*(++argv);
+        } else if (strcmp(*argv, "-no_dhe") == 0)
+            no_dhe = 1;
+        else if (strcmp(*argv, "-no_ecdhe") == 0)
+            no_ecdhe = 1;
+        else if (strcmp(*argv, "-psk") == 0) {
+            if (--argc < 1)
+                goto bad;
+            psk_key = *(++argv);
 #ifndef OPENSSL_NO_PSK
-			if (strspn(psk_key, "abcdefABCDEF1234567890") != strlen(psk_key))
-				{
-				BIO_printf(bio_err,"Not a hex number '%s'\n",*argv);
-				goto bad;
-				}
+            if (strspn(psk_key, "abcdefABCDEF1234567890") != strlen(psk_key)) {
+                BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
+                goto bad;
+            }
 #else
-			no_psk=1;
+            no_psk = 1;
 #endif
-			}
+        }
 #ifndef OPENSSL_NO_SRP
-		else if (strcmp(*argv,"-srpuser") == 0)
-			{
-			if (--argc < 1) goto bad;
-			srp_server_arg.expected_user = srp_client_arg.srplogin= *(++argv);
-			tls1=1;
-			}
-		else if (strcmp(*argv,"-srppass") == 0)
-			{
-			if (--argc < 1) goto bad;
-			srp_server_arg.pass = srp_client_arg.srppassin= *(++argv);
-			tls1=1;
-			}
+        else if (strcmp(*argv, "-srpuser") == 0) {
+            if (--argc < 1)
+                goto bad;
+            srp_server_arg.expected_user = srp_client_arg.srplogin =
+                *(++argv);
+            tls1 = 1;
+        } else if (strcmp(*argv, "-srppass") == 0) {
+            if (--argc < 1)
+                goto bad;
+            srp_server_arg.pass = srp_client_arg.srppassin = *(++argv);
+            tls1 = 1;
+        }
+#endif
+        else if (strcmp(*argv, "-ssl2") == 0) {
+#ifdef OPENSSL_NO_SSL2
+            no_protocol = 1;
+#endif
+            ssl2 = 1;
+        } else if (strcmp(*argv, "-tls1") == 0) {
+#ifdef OPENSSL_NO_TLS1
+            no_protocol = 1;
+#endif
+            tls1 = 1;
+        } else if (strcmp(*argv, "-ssl3") == 0) {
+#ifdef OPENSSL_NO_SSL3_METHOD
+            no_protocol = 1;
 #endif
-		else if	(strcmp(*argv,"-ssl2") == 0)
-			ssl2=1;
-		else if	(strcmp(*argv,"-tls1") == 0)
-			tls1=1;
-		else if	(strcmp(*argv,"-ssl3") == 0)
-			ssl3=1;
-		else if	(strncmp(*argv,"-num",4) == 0)
-			{
-			if (--argc < 1) goto bad;
-			number= atoi(*(++argv));
-			if (number == 0) number=1;
-			}
-		else if	(strcmp(*argv,"-bytes") == 0)
-			{
-			if (--argc < 1) goto bad;
-			bytes= atol(*(++argv));
-			if (bytes == 0L) bytes=1L;
-			i=strlen(argv[0]);
-			if (argv[0][i-1] == 'k') bytes*=1024L;
-			if (argv[0][i-1] == 'm') bytes*=1024L*1024L;
-			}
-		else if	(strcmp(*argv,"-cert") == 0)
-			{
-			if (--argc < 1) goto bad;
-			server_cert= *(++argv);
-			}
-		else if	(strcmp(*argv,"-s_cert") == 0)
-			{
-			if (--argc < 1) goto bad;
-			server_cert= *(++argv);
-			}
-		else if	(strcmp(*argv,"-key") == 0)
-			{
-			if (--argc < 1) goto bad;
-			server_key= *(++argv);
-			}
-		else if	(strcmp(*argv,"-s_key") == 0)
-			{
-			if (--argc < 1) goto bad;
-			server_key= *(++argv);
-			}
-		else if	(strcmp(*argv,"-c_cert") == 0)
-			{
-			if (--argc < 1) goto bad;
-			client_cert= *(++argv);
-			}
-		else if	(strcmp(*argv,"-c_key") == 0)
-			{
-			if (--argc < 1) goto bad;
-			client_key= *(++argv);
-			}
-		else if	(strcmp(*argv,"-cipher") == 0)
-			{
-			if (--argc < 1) goto bad;
-			cipher= *(++argv);
-			}
-		else if	(strcmp(*argv,"-CApath") == 0)
-			{
-			if (--argc < 1) goto bad;
-			CApath= *(++argv);
-			}
-		else if	(strcmp(*argv,"-CAfile") == 0)
-			{
-			if (--argc < 1) goto bad;
-			CAfile= *(++argv);
-			}
-		else if	(strcmp(*argv,"-bio_pair") == 0)
-			{
-			bio_pair = 1;
-			}
-		else if	(strcmp(*argv,"-f") == 0)
-			{
-			force = 1;
-			}
-		else if	(strcmp(*argv,"-time") == 0)
-			{
-			print_time = 1;
-			}
-		else if	(strcmp(*argv,"-zlib") == 0)
-			{
-			comp = COMP_ZLIB;
-			}
-		else if	(strcmp(*argv,"-rle") == 0)
-			{
-			comp = COMP_RLE;
-			}
-		else if	(strcmp(*argv,"-named_curve") == 0)
-			{
-			if (--argc < 1) goto bad;
-#ifndef OPENSSL_NO_ECDH		
-			named_curve = *(++argv);
+            ssl3 = 1;
+        } else if (strncmp(*argv, "-num", 4) == 0) {
+            if (--argc < 1)
+                goto bad;
+            number = atoi(*(++argv));
+            if (number == 0)
+                number = 1;
+        } else if (strcmp(*argv, "-bytes") == 0) {
+            if (--argc < 1)
+                goto bad;
+            bytes = atol(*(++argv));
+            if (bytes == 0L)
+                bytes = 1L;
+            i = strlen(argv[0]);
+            if (argv[0][i - 1] == 'k')
+                bytes *= 1024L;
+            if (argv[0][i - 1] == 'm')
+                bytes *= 1024L * 1024L;
+        } else if (strcmp(*argv, "-cert") == 0) {
+            if (--argc < 1)
+                goto bad;
+            server_cert = *(++argv);
+        } else if (strcmp(*argv, "-s_cert") == 0) {
+            if (--argc < 1)
+                goto bad;
+            server_cert = *(++argv);
+        } else if (strcmp(*argv, "-key") == 0) {
+            if (--argc < 1)
+                goto bad;
+            server_key = *(++argv);
+        } else if (strcmp(*argv, "-s_key") == 0) {
+            if (--argc < 1)
+                goto bad;
+            server_key = *(++argv);
+        } else if (strcmp(*argv, "-c_cert") == 0) {
+            if (--argc < 1)
+                goto bad;
+            client_cert = *(++argv);
+        } else if (strcmp(*argv, "-c_key") == 0) {
+            if (--argc < 1)
+                goto bad;
+            client_key = *(++argv);
+        } else if (strcmp(*argv, "-cipher") == 0) {
+            if (--argc < 1)
+                goto bad;
+            cipher = *(++argv);
+        } else if (strcmp(*argv, "-CApath") == 0) {
+            if (--argc < 1)
+                goto bad;
+            CApath = *(++argv);
+        } else if (strcmp(*argv, "-CAfile") == 0) {
+            if (--argc < 1)
+                goto bad;
+            CAfile = *(++argv);
+        } else if (strcmp(*argv, "-bio_pair") == 0) {
+            bio_pair = 1;
+        } else if (strcmp(*argv, "-f") == 0) {
+            force = 1;
+        } else if (strcmp(*argv, "-time") == 0) {
+            print_time = 1;
+        }
+#ifndef OPENSSL_NO_COMP
+        else if (strcmp(*argv, "-zlib") == 0) {
+            comp = COMP_ZLIB;
+        } else if (strcmp(*argv, "-rle") == 0) {
+            comp = COMP_RLE;
+        }
+#endif
+        else if (strcmp(*argv, "-named_curve") == 0) {
+            if (--argc < 1)
+                goto bad;
+#ifndef OPENSSL_NO_ECDH
+            named_curve = *(++argv);
 #else
-			fprintf(stderr,"ignoring -named_curve, since I'm compiled without ECDH\n");
-			++argv;
+            fprintf(stderr,
+                    "ignoring -named_curve, since I'm compiled without ECDH\n");
+            ++argv;
 #endif
-			}
-		else if	(strcmp(*argv,"-app_verify") == 0)
-			{
-			app_verify_arg.app_verify = 1;
-			}
-		else if	(strcmp(*argv,"-proxy") == 0)
-			{
-			app_verify_arg.allow_proxy_certs = 1;
-			}
-		else if (strcmp(*argv,"-test_cipherlist") == 0)
-			{
-			test_cipherlist = 1;
-			}
-		else
-			{
-			fprintf(stderr,"unknown option %s\n",*argv);
-			badop=1;
-			break;
-			}
-		argc--;
-		argv++;
-		}
-	if (badop)
-		{
-bad:
-		sv_usage();
-		goto end;
-		}
-
-	if (test_cipherlist == 1)
-		{
-		/* ensure that the cipher list are correctly sorted and exit */
-		if (do_test_cipherlist() == 0)
-			EXIT(1);
-		ret = 0;
-		goto end;
-		}
-
-	if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force)
-		{
-		fprintf(stderr, "This case cannot work.  Use -f to perform "
-			"the test anyway (and\n-d to see what happens), "
-			"or add one of -ssl2, -ssl3, -tls1, -reuse\n"
-			"to avoid protocol mismatch.\n");
-		EXIT(1);
-		}
-
+        } else if (strcmp(*argv, "-app_verify") == 0) {
+            app_verify_arg.app_verify = 1;
+        } else if (strcmp(*argv, "-proxy") == 0) {
+            app_verify_arg.allow_proxy_certs = 1;
+        } else if (strcmp(*argv, "-test_cipherlist") == 0) {
+            test_cipherlist = 1;
+        } else if (strcmp(*argv, "-serverinfo_sct") == 0) {
+            serverinfo_sct = 1;
+        } else if (strcmp(*argv, "-serverinfo_tack") == 0) {
+            serverinfo_tack = 1;
+        } else if (strcmp(*argv, "-serverinfo_file") == 0) {
+            if (--argc < 1)
+                goto bad;
+            serverinfo_file = *(++argv);
+        } else if (strcmp(*argv, "-custom_ext") == 0) {
+            custom_ext = 1;
+        } else if (strcmp(*argv, "-alpn_client") == 0) {
+            if (--argc < 1)
+                goto bad;
+            alpn_client = *(++argv);
+        } else if (strcmp(*argv, "-alpn_server") == 0) {
+            if (--argc < 1)
+                goto bad;
+            alpn_server = *(++argv);
+        } else if (strcmp(*argv, "-alpn_expected") == 0) {
+            if (--argc < 1)
+                goto bad;
+            alpn_expected = *(++argv);
+        } else {
+            fprintf(stderr, "unknown option %s\n", *argv);
+            badop = 1;
+            break;
+        }
+        argc--;
+        argv++;
+    }
+    if (badop) {
+ bad:
+        sv_usage();
+        goto end;
+    }
+
+    /*
+     * test_cipherlist prevails over protocol switch: we test the cipherlist
+     * for all enabled protocols.
+     */
+    if (test_cipherlist == 1) {
+        /*
+         * ensure that the cipher list are correctly sorted and exit
+         */
+        fprintf(stdout, "Testing cipherlist order only. Ignoring all "
+                "other options.\n");
+        if (do_test_cipherlist() == 0)
+            EXIT(1);
+        ret = 0;
+        goto end;
+    }
+
+    if (ssl2 + ssl3 + tls1 > 1) {
+        fprintf(stderr, "At most one of -ssl2, -ssl3, or -tls1 should "
+                "be requested.\n");
+        EXIT(1);
+    }
+
+    /*
+     * Testing was requested for a compiled-out protocol (e.g. SSLv2).
+     * Ideally, we would error out, but the generic test wrapper can't know
+     * when to expect failure. So we do nothing and return success.
+     */
+    if (no_protocol) {
+        fprintf(stderr, "Testing was requested for a disabled protocol. "
+                "Skipping tests.\n");
+        ret = 0;
+        goto end;
+    }
+
+    if (!ssl2 && !ssl3 && !tls1 && number > 1 && !reuse && !force) {
+        fprintf(stderr, "This case cannot work.  Use -f to perform "
+                "the test anyway (and\n-d to see what happens), "
+                "or add one of -ssl2, -ssl3, -tls1, -reuse\n"
+                "to avoid protocol mismatch.\n");
+        EXIT(1);
+    }
 #ifdef OPENSSL_FIPS
-	if(fips_mode)
-		{
-		if(!FIPS_mode_set(1))
-			{
-			ERR_load_crypto_strings();
-			ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE));
-			EXIT(1);
-			}
-		else
-			fprintf(stderr,"*** IN FIPS MODE ***\n");
-		}
+    if (fips_mode) {
+        if (!FIPS_mode_set(1)) {
+            ERR_load_crypto_strings();
+            ERR_print_errors(BIO_new_fp(stderr, BIO_NOCLOSE));
+            EXIT(1);
+        } else
+            fprintf(stderr, "*** IN FIPS MODE ***\n");
+    }
 #endif
 
-	if (print_time)
-		{
-		if (!bio_pair)
-			{
-			fprintf(stderr, "Using BIO pair (-bio_pair)\n");
-			bio_pair = 1;
-			}
-		if (number < 50 && !force)
-			fprintf(stderr, "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
-		}
+    if (print_time) {
+        if (!bio_pair) {
+            fprintf(stderr, "Using BIO pair (-bio_pair)\n");
+            bio_pair = 1;
+        }
+        if (number < 50 && !force)
+            fprintf(stderr,
+                    "Warning: For accurate timings, use more connections (e.g. -num 1000)\n");
+    }
 
-/*	if (cipher == NULL) cipher=getenv("SSL_CIPHER"); */
+/*      if (cipher == NULL) cipher=getenv("SSL_CIPHER"); */
 
-	SSL_library_init();
-	SSL_load_error_strings();
+    SSL_library_init();
+    SSL_load_error_strings();
 
 #ifndef OPENSSL_NO_COMP
-	if (comp == COMP_ZLIB) cm = COMP_zlib();
-	if (comp == COMP_RLE) cm = COMP_rle();
-	if (cm != NULL)
-		{
-		if (cm->type != NID_undef)
-			{
-			if (SSL_COMP_add_compression_method(comp, cm) != 0)
-				{
-				fprintf(stderr,
-					"Failed to add compression method\n");
-				ERR_print_errors_fp(stderr);
-				}
-			}
-		else
-			{
-			fprintf(stderr,
-				"Warning: %s compression not supported\n",
-				(comp == COMP_RLE ? "rle" :
-					(comp == COMP_ZLIB ? "zlib" :
-						"unknown")));
-			ERR_print_errors_fp(stderr);
-			}
-		}
-	ssl_comp_methods = SSL_COMP_get_compression_methods();
-	fprintf(stderr, "Available compression methods:\n");
-	{
-	int j, n = sk_SSL_COMP_num(ssl_comp_methods);
-	if (n == 0)
-		fprintf(stderr, "  NONE\n");
-	else
-		for (j = 0; j < n; j++)
-			{
-			SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);
-			fprintf(stderr, "  %d: %s\n", c->id, c->name);
-			}
-	}
+    if (comp == COMP_ZLIB)
+        cm = COMP_zlib();
+    if (comp == COMP_RLE)
+        cm = COMP_rle();
+    if (cm != NULL) {
+        if (cm->type != NID_undef) {
+            if (SSL_COMP_add_compression_method(comp, cm) != 0) {
+                fprintf(stderr, "Failed to add compression method\n");
+                ERR_print_errors_fp(stderr);
+            }
+        } else {
+            fprintf(stderr,
+                    "Warning: %s compression not supported\n",
+                    (comp == COMP_RLE ? "rle" :
+                     (comp == COMP_ZLIB ? "zlib" : "unknown")));
+            ERR_print_errors_fp(stderr);
+        }
+    }
+    ssl_comp_methods = SSL_COMP_get_compression_methods();
+    fprintf(stderr, "Available compression methods:\n");
+    {
+        int j, n = sk_SSL_COMP_num(ssl_comp_methods);
+        if (n == 0)
+            fprintf(stderr, "  NONE\n");
+        else
+            for (j = 0; j < n; j++) {
+                SSL_COMP *c = sk_SSL_COMP_value(ssl_comp_methods, j);
+                fprintf(stderr, "  %d: %s\n", c->id, c->name);
+            }
+    }
 #endif
 
-#if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3)
-	if (ssl2)
-		meth=SSLv2_method();
-	else 
-	if (tls1)
-		meth=TLSv1_method();
-	else
-	if (ssl3)
-		meth=SSLv3_method();
-	else
-		meth=SSLv23_method();
-#else
-#ifdef OPENSSL_NO_SSL2
-	if (tls1)
-		meth=TLSv1_method();
-	else
-	if (ssl3)
-		meth=SSLv3_method();
-	else
-		meth=SSLv23_method();
-#else
-	meth=SSLv2_method();
+    /*
+     * At this point, ssl2/ssl3/tls1 is only set if the protocol is
+     * available. (Otherwise we exit early.) However the compiler doesn't
+     * know this, so we ifdef.
+     */
+#ifndef OPENSSL_NO_SSL2
+    if (ssl2)
+        meth = SSLv2_method();
+    else
 #endif
+#ifndef OPENSSL_NO_SSL3
+    if (ssl3)
+        meth = SSLv3_method();
+    else
 #endif
-
-	c_ctx=SSL_CTX_new(meth);
-	s_ctx=SSL_CTX_new(meth);
-	if ((c_ctx == NULL) || (s_ctx == NULL))
-		{
-		ERR_print_errors(bio_err);
-		goto end;
-		}
-
-	if (cipher != NULL)
-		{
-		SSL_CTX_set_cipher_list(c_ctx,cipher);
-		SSL_CTX_set_cipher_list(s_ctx,cipher);
-		}
-
+#ifndef OPENSSL_NO_TLS1
+    if (tls1)
+        meth = TLSv1_method();
+    else
+#endif
+        meth = SSLv23_method();
+
+    c_ctx = SSL_CTX_new(meth);
+    s_ctx = SSL_CTX_new(meth);
+    if ((c_ctx == NULL) || (s_ctx == NULL)) {
+        ERR_print_errors(bio_err);
+        goto end;
+    }
+
+    if (cipher != NULL) {
+        SSL_CTX_set_cipher_list(c_ctx, cipher);
+        SSL_CTX_set_cipher_list(s_ctx, cipher);
+    }
 #ifndef OPENSSL_NO_DH
-	if (!no_dhe)
-		{
-		if (dhe1024dsa)
-			{
-			/* use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks */
-			SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE);
-			dh=get_dh1024dsa();
-			}
-		else if (dhe1024)
-			dh=get_dh1024();
-		else
-			dh=get_dh512();
-		SSL_CTX_set_tmp_dh(s_ctx,dh);
-		DH_free(dh);
-		}
+    if (!no_dhe) {
+        if (dhe1024dsa) {
+            /*
+             * use SSL_OP_SINGLE_DH_USE to avoid small subgroup attacks
+             */
+            SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_DH_USE);
+            dh = get_dh1024dsa();
+        } else if (dhe1024)
+            dh = get_dh1024();
+        else
+            dh = get_dh512();
+        SSL_CTX_set_tmp_dh(s_ctx, dh);
+        DH_free(dh);
+    }
 #else
-	(void)no_dhe;
+    (void)no_dhe;
 #endif
 
 #ifndef OPENSSL_NO_ECDH
-	if (!no_ecdhe)
-		{
-		int nid;
-
-		if (named_curve != NULL)
-			{
-			nid = OBJ_sn2nid(named_curve);
-			if (nid == 0)
-			{
-				BIO_printf(bio_err, "unknown curve name (%s)\n", named_curve);
-				goto end;
-				}
-			}
-		else
-#ifdef OPENSSL_NO_EC2M
-			nid = NID_X9_62_prime256v1;
+    if (!no_ecdhe) {
+        int nid;
+
+        if (named_curve != NULL) {
+            nid = OBJ_sn2nid(named_curve);
+            if (nid == 0) {
+                BIO_printf(bio_err, "unknown curve name (%s)\n", named_curve);
+                goto end;
+            }
+        } else
+# ifdef OPENSSL_NO_EC2M
+            nid = NID_X9_62_prime256v1;
+# else
+            nid = NID_sect163r2;
+# endif
+
+        ecdh = EC_KEY_new_by_curve_name(nid);
+        if (ecdh == NULL) {
+            BIO_printf(bio_err, "unable to create curve\n");
+            goto end;
+        }
+
+        SSL_CTX_set_tmp_ecdh(s_ctx, ecdh);
+        SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_ECDH_USE);
+        EC_KEY_free(ecdh);
+    }
 #else
-			nid = NID_sect163r2;
-#endif
-
-		ecdh = EC_KEY_new_by_curve_name(nid);
-		if (ecdh == NULL)
-			{
-			BIO_printf(bio_err, "unable to create curve\n");
-			goto end;
-			}
-
-		SSL_CTX_set_tmp_ecdh(s_ctx, ecdh);
-		SSL_CTX_set_options(s_ctx, SSL_OP_SINGLE_ECDH_USE);
-		EC_KEY_free(ecdh);
-		}
-#else
-	(void)no_ecdhe;
+    (void)no_ecdhe;
 #endif
 
 #ifndef OPENSSL_NO_RSA
-	SSL_CTX_set_tmp_rsa_callback(s_ctx,tmp_rsa_cb);
+    SSL_CTX_set_tmp_rsa_callback(s_ctx, tmp_rsa_cb);
 #endif
 
 #ifdef TLSEXT_TYPE_opaque_prf_input
-	SSL_CTX_set_tlsext_opaque_prf_input_callback(c_ctx, opaque_prf_input_cb);
-	SSL_CTX_set_tlsext_opaque_prf_input_callback(s_ctx, opaque_prf_input_cb);
-	SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(c_ctx, &co1); /* or &co2 or NULL */
-	SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(s_ctx, &so1); /* or &so2 or NULL */
+    SSL_CTX_set_tlsext_opaque_prf_input_callback(c_ctx, opaque_prf_input_cb);
+    SSL_CTX_set_tlsext_opaque_prf_input_callback(s_ctx, opaque_prf_input_cb);
+    /* or &co2 or NULL */
+    SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(c_ctx, &co1);
+    /* or &so2 or NULL */
+    SSL_CTX_set_tlsext_opaque_prf_input_callback_arg(s_ctx, &so1);
 #endif
 
-	if (!SSL_CTX_use_certificate_file(s_ctx,server_cert,SSL_FILETYPE_PEM))
-		{
-		ERR_print_errors(bio_err);
-		}
-	else if (!SSL_CTX_use_PrivateKey_file(s_ctx,
-		(server_key?server_key:server_cert), SSL_FILETYPE_PEM))
-		{
-		ERR_print_errors(bio_err);
-		goto end;
-		}
-
-	if (client_auth)
-		{
-		SSL_CTX_use_certificate_file(c_ctx,client_cert,
-			SSL_FILETYPE_PEM);
-		SSL_CTX_use_PrivateKey_file(c_ctx,
-			(client_key?client_key:client_cert),
-			SSL_FILETYPE_PEM);
-		}
-
-	if (	(!SSL_CTX_load_verify_locations(s_ctx,CAfile,CApath)) ||
-		(!SSL_CTX_set_default_verify_paths(s_ctx)) ||
-		(!SSL_CTX_load_verify_locations(c_ctx,CAfile,CApath)) ||
-		(!SSL_CTX_set_default_verify_paths(c_ctx)))
-		{
-		/* fprintf(stderr,"SSL_load_verify_locations\n"); */
-		ERR_print_errors(bio_err);
-		/* goto end; */
-		}
-
-	if (client_auth)
-		{
-		BIO_printf(bio_err,"client authentication\n");
-		SSL_CTX_set_verify(s_ctx,
-			SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
-			verify_callback);
-		SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback, &app_verify_arg);
-		}
-	if (server_auth)
-		{
-		BIO_printf(bio_err,"server authentication\n");
-		SSL_CTX_set_verify(c_ctx,SSL_VERIFY_PEER,
-			verify_callback);
-		SSL_CTX_set_cert_verify_callback(c_ctx, app_verify_callback, &app_verify_arg);
-		}
-	
-	{
-		int session_id_context = 0;
-		SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context, sizeof session_id_context);
-	}
-
-	/* Use PSK only if PSK key is given */
-	if (psk_key != NULL)
-		{
-		/* no_psk is used to avoid putting psk command to openssl tool */
-		if (no_psk)
-			{
-			/* if PSK is not compiled in and psk key is
-			 * given, do nothing and exit successfully */
-			ret=0;
-			goto end;
-			}
+    if (!SSL_CTX_use_certificate_file(s_ctx, server_cert, SSL_FILETYPE_PEM)) {
+        ERR_print_errors(bio_err);
+    } else if (!SSL_CTX_use_PrivateKey_file(s_ctx,
+                                            (server_key ? server_key :
+                                             server_cert),
+                                            SSL_FILETYPE_PEM)) {
+        ERR_print_errors(bio_err);
+        goto end;
+    }
+
+    if (client_auth) {
+        SSL_CTX_use_certificate_file(c_ctx, client_cert, SSL_FILETYPE_PEM);
+        SSL_CTX_use_PrivateKey_file(c_ctx,
+                                    (client_key ? client_key : client_cert),
+                                    SSL_FILETYPE_PEM);
+    }
+
+    if ((!SSL_CTX_load_verify_locations(s_ctx, CAfile, CApath)) ||
+        (!SSL_CTX_set_default_verify_paths(s_ctx)) ||
+        (!SSL_CTX_load_verify_locations(c_ctx, CAfile, CApath)) ||
+        (!SSL_CTX_set_default_verify_paths(c_ctx))) {
+        /* fprintf(stderr,"SSL_load_verify_locations\n"); */
+        ERR_print_errors(bio_err);
+        /* goto end; */
+    }
+
+    if (client_auth) {
+        BIO_printf(bio_err, "client authentication\n");
+        SSL_CTX_set_verify(s_ctx,
+                           SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT,
+                           verify_callback);
+        SSL_CTX_set_cert_verify_callback(s_ctx, app_verify_callback,
+                                         &app_verify_arg);
+    }
+    if (server_auth) {
+        BIO_printf(bio_err, "server authentication\n");
+        SSL_CTX_set_verify(c_ctx, SSL_VERIFY_PEER, verify_callback);
+        SSL_CTX_set_cert_verify_callback(c_ctx, app_verify_callback,
+                                         &app_verify_arg);
+    }
+
+    {
+        int session_id_context = 0;
+        SSL_CTX_set_session_id_context(s_ctx, (void *)&session_id_context,
+                                       sizeof session_id_context);
+    }
+
+    /* Use PSK only if PSK key is given */
+    if (psk_key != NULL) {
+        /*
+         * no_psk is used to avoid putting psk command to openssl tool
+         */
+        if (no_psk) {
+            /*
+             * if PSK is not compiled in and psk key is given, do nothing and
+             * exit successfully
+             */
+            ret = 0;
+            goto end;
+        }
 #ifndef OPENSSL_NO_PSK
-		SSL_CTX_set_psk_client_callback(c_ctx, psk_client_callback);
-		SSL_CTX_set_psk_server_callback(s_ctx, psk_server_callback);
-		if (debug)
-			BIO_printf(bio_err,"setting PSK identity hint to s_ctx\n");
-		if (!SSL_CTX_use_psk_identity_hint(s_ctx, "ctx server identity_hint"))
-			{
-			BIO_printf(bio_err,"error setting PSK identity hint to s_ctx\n");
-			ERR_print_errors(bio_err);
-			goto end;
-			}
+        SSL_CTX_set_psk_client_callback(c_ctx, psk_client_callback);
+        SSL_CTX_set_psk_server_callback(s_ctx, psk_server_callback);
+        if (debug)
+            BIO_printf(bio_err, "setting PSK identity hint to s_ctx\n");
+        if (!SSL_CTX_use_psk_identity_hint(s_ctx, "ctx server identity_hint")) {
+            BIO_printf(bio_err, "error setting PSK identity hint to s_ctx\n");
+            ERR_print_errors(bio_err);
+            goto end;
+        }
 #endif
-		}
+    }
 #ifndef OPENSSL_NO_SRP
-        if (srp_client_arg.srplogin)
-		{
-		if (!SSL_CTX_set_srp_username(c_ctx, srp_client_arg.srplogin))
-			{
-			BIO_printf(bio_err,"Unable to set SRP username\n");
-			goto end;
-			}
-		SSL_CTX_set_srp_cb_arg(c_ctx,&srp_client_arg);
-		SSL_CTX_set_srp_client_pwd_callback(c_ctx, ssl_give_srp_client_pwd_cb);
-		/*SSL_CTX_set_srp_strength(c_ctx, srp_client_arg.strength);*/
-		}
-
-	if (srp_server_arg.expected_user != NULL)
-		{
-		SSL_CTX_set_verify(s_ctx,SSL_VERIFY_NONE,verify_callback);
-		SSL_CTX_set_srp_cb_arg(s_ctx, &srp_server_arg);
-		SSL_CTX_set_srp_username_callback(s_ctx, ssl_srp_server_param_cb);
-		}
+    if (srp_client_arg.srplogin) {
+        if (!SSL_CTX_set_srp_username(c_ctx, srp_client_arg.srplogin)) {
+            BIO_printf(bio_err, "Unable to set SRP username\n");
+            goto end;
+        }
+        SSL_CTX_set_srp_cb_arg(c_ctx, &srp_client_arg);
+        SSL_CTX_set_srp_client_pwd_callback(c_ctx,
+                                            ssl_give_srp_client_pwd_cb);
+        /*
+         * SSL_CTX_set_srp_strength(c_ctx, srp_client_arg.strength);
+         */
+    }
+
+    if (srp_server_arg.expected_user != NULL) {
+        SSL_CTX_set_verify(s_ctx, SSL_VERIFY_NONE, verify_callback);
+        SSL_CTX_set_srp_cb_arg(s_ctx, &srp_server_arg);
+        SSL_CTX_set_srp_username_callback(s_ctx, ssl_srp_server_param_cb);
+    }
 #endif
 
-	c_ssl=SSL_new(c_ctx);
-	s_ssl=SSL_new(s_ctx);
+    if (serverinfo_sct)
+        SSL_CTX_add_client_custom_ext(c_ctx, SCT_EXT_TYPE,
+                                      NULL, NULL, NULL,
+                                      serverinfo_cli_parse_cb, NULL);
+    if (serverinfo_tack)
+        SSL_CTX_add_client_custom_ext(c_ctx, TACK_EXT_TYPE,
+                                      NULL, NULL, NULL,
+                                      serverinfo_cli_parse_cb, NULL);
+
+    if (serverinfo_file)
+        if (!SSL_CTX_use_serverinfo_file(s_ctx, serverinfo_file)) {
+            BIO_printf(bio_err, "missing serverinfo file\n");
+            goto end;
+        }
+
+    if (custom_ext) {
+        SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_0,
+                                      custom_ext_0_cli_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_0_cli_parse_cb, NULL);
+        SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_1,
+                                      custom_ext_1_cli_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_1_cli_parse_cb, NULL);
+        SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_2,
+                                      custom_ext_2_cli_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_2_cli_parse_cb, NULL);
+        SSL_CTX_add_client_custom_ext(c_ctx, CUSTOM_EXT_TYPE_3,
+                                      custom_ext_3_cli_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_3_cli_parse_cb, NULL);
+
+        SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_0,
+                                      custom_ext_0_srv_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_0_srv_parse_cb, NULL);
+        SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_1,
+                                      custom_ext_1_srv_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_1_srv_parse_cb, NULL);
+        SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_2,
+                                      custom_ext_2_srv_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_2_srv_parse_cb, NULL);
+        SSL_CTX_add_server_custom_ext(s_ctx, CUSTOM_EXT_TYPE_3,
+                                      custom_ext_3_srv_add_cb,
+                                      NULL, NULL,
+                                      custom_ext_3_srv_parse_cb, NULL);
+    }
+
+    if (alpn_server)
+        SSL_CTX_set_alpn_select_cb(s_ctx, cb_server_alpn, NULL);
+
+    if (alpn_client) {
+        unsigned short alpn_len;
+        unsigned char *alpn = next_protos_parse(&alpn_len, alpn_client);
+
+        if (alpn == NULL) {
+            BIO_printf(bio_err, "Error parsing -alpn_client argument\n");
+            goto end;
+        }
+        SSL_CTX_set_alpn_protos(c_ctx, alpn, alpn_len);
+        OPENSSL_free(alpn);
+    }
+
+    c_ssl = SSL_new(c_ctx);
+    s_ssl = SSL_new(s_ctx);
 
 #ifndef OPENSSL_NO_KRB5
-	if (c_ssl  &&  c_ssl->kssl_ctx)
-                {
-                char	localhost[MAXHOSTNAMELEN+2];
-
-		if (gethostname(localhost, sizeof localhost-1) == 0)
-                        {
-			localhost[sizeof localhost-1]='\0';
-			if(strlen(localhost) == sizeof localhost-1)
-				{
-				BIO_printf(bio_err,"localhost name too long\n");
-				goto end;
-				}
-			kssl_ctx_setstring(c_ssl->kssl_ctx, KSSL_SERVER,
-                                localhost);
-			}
-		}
-#endif    /* OPENSSL_NO_KRB5  */
-
-	for (i=0; i<number; i++)
-		{
-		if (!reuse) SSL_set_session(c_ssl,NULL);
-		if (bio_pair)
-			ret=doit_biopair(s_ssl,c_ssl,bytes,&s_time,&c_time);
-		else
-			ret=doit(s_ssl,c_ssl,bytes);
-		}
-
-	if (!verbose)
-		{
-		print_details(c_ssl, "");
-		}
-	if ((number > 1) || (bytes > 1L))
-		BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n",number,bytes);
-	if (print_time)
-		{
+    if (c_ssl && c_ssl->kssl_ctx) {
+        char localhost[MAXHOSTNAMELEN + 2];
+
+        if (gethostname(localhost, sizeof localhost - 1) == 0) {
+            localhost[sizeof localhost - 1] = '\0';
+            if (strlen(localhost) == sizeof localhost - 1) {
+                BIO_printf(bio_err, "localhost name too long\n");
+                goto end;
+            }
+            kssl_ctx_setstring(c_ssl->kssl_ctx, KSSL_SERVER, localhost);
+        }
+    }
+#endif                          /* OPENSSL_NO_KRB5 */
+
+    for (i = 0; i < number; i++) {
+        if (!reuse)
+            SSL_set_session(c_ssl, NULL);
+        if (bio_pair)
+            ret = doit_biopair(s_ssl, c_ssl, bytes, &s_time, &c_time);
+        else
+            ret = doit(s_ssl, c_ssl, bytes);
+    }
+
+    if (!verbose) {
+        print_details(c_ssl, "");
+    }
+    if ((number > 1) || (bytes > 1L))
+        BIO_printf(bio_stdout, "%d handshakes of %ld bytes done\n", number,
+                   bytes);
+    if (print_time) {
 #ifdef CLOCKS_PER_SEC
-		/* "To determine the time in seconds, the value returned
-		 * by the clock function should be divided by the value
-		 * of the macro CLOCKS_PER_SEC."
-		 *                                       -- ISO/IEC 9899 */
-		BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
-			"Approximate total client time: %6.2f s\n",
-			(double)s_time/CLOCKS_PER_SEC,
-			(double)c_time/CLOCKS_PER_SEC);
+        /*
+         * "To determine the time in seconds, the value returned by the clock
+         * function should be divided by the value of the macro
+         * CLOCKS_PER_SEC." -- ISO/IEC 9899
+         */
+        BIO_printf(bio_stdout, "Approximate total server time: %6.2f s\n"
+                   "Approximate total client time: %6.2f s\n",
+                   (double)s_time / CLOCKS_PER_SEC,
+                   (double)c_time / CLOCKS_PER_SEC);
 #else
-		/* "`CLOCKS_PER_SEC' undeclared (first use this function)"
-		 *                            -- cc on NeXTstep/OpenStep */
-		BIO_printf(bio_stdout,
-			"Approximate total server time: %6.2f units\n"
-			"Approximate total client time: %6.2f units\n",
-			(double)s_time,
-			(double)c_time);
+        /*
+         * "`CLOCKS_PER_SEC' undeclared (first use this function)" -- cc on
+         * NeXTstep/OpenStep
+         */
+        BIO_printf(bio_stdout,
+                   "Approximate total server time: %6.2f units\n"
+                   "Approximate total client time: %6.2f units\n",
+                   (double)s_time, (double)c_time);
 #endif
-		}
+    }
 
-	SSL_free(s_ssl);
-	SSL_free(c_ssl);
+    SSL_free(s_ssl);
+    SSL_free(c_ssl);
 
-end:
-	if (s_ctx != NULL) SSL_CTX_free(s_ctx);
-	if (c_ctx != NULL) SSL_CTX_free(c_ctx);
+ end:
+    if (s_ctx != NULL)
+        SSL_CTX_free(s_ctx);
+    if (c_ctx != NULL)
+        SSL_CTX_free(c_ctx);
 
-	if (bio_stdout != NULL) BIO_free(bio_stdout);
+    if (bio_stdout != NULL)
+        BIO_free(bio_stdout);
 
 #ifndef OPENSSL_NO_RSA
-	free_tmp_rsa();
+    free_tmp_rsa();
 #endif
 #ifndef OPENSSL_NO_ENGINE
-	ENGINE_cleanup();
+    ENGINE_cleanup();
 #endif
-	CRYPTO_cleanup_all_ex_data();
-	ERR_free_strings();
-	ERR_remove_thread_state(NULL);
-	EVP_cleanup();
-	CRYPTO_mem_leaks(bio_err);
-	if (bio_err != NULL) BIO_free(bio_err);
-	EXIT(ret);
-	return ret;
-	}
+    CRYPTO_cleanup_all_ex_data();
+    ERR_free_strings();
+    ERR_remove_thread_state(NULL);
+    EVP_cleanup();
+    CRYPTO_mem_leaks(bio_err);
+    if (bio_err != NULL)
+        BIO_free(bio_err);
+    EXIT(ret);
+    return ret;
+}
 
 int doit_biopair(SSL *s_ssl, SSL *c_ssl, long count,
-	clock_t *s_time, clock_t *c_time)
-	{
-	long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
-	BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
-	BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
-	int ret = 1;
-	
-	size_t bufsiz = 256; /* small buffer for testing */
-
-	if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
-		goto err;
-	if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
-		goto err;
-	
-	s_ssl_bio = BIO_new(BIO_f_ssl());
-	if (!s_ssl_bio)
-		goto err;
-
-	c_ssl_bio = BIO_new(BIO_f_ssl());
-	if (!c_ssl_bio)
-		goto err;
-
-	SSL_set_connect_state(c_ssl);
-	SSL_set_bio(c_ssl, client, client);
-	(void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
-
-	SSL_set_accept_state(s_ssl);
-	SSL_set_bio(s_ssl, server, server);
-	(void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
-
-	do
-		{
-		/* c_ssl_bio:          SSL filter BIO
-		 *
-		 * client:             pseudo-I/O for SSL library
-		 *
-		 * client_io:          client's SSL communication; usually to be
-		 *                     relayed over some I/O facility, but in this
-		 *                     test program, we're the server, too:
-		 *
-		 * server_io:          server's SSL communication
-		 *
-		 * server:             pseudo-I/O for SSL library
-		 *
-		 * s_ssl_bio:          SSL filter BIO
-		 *
-		 * The client and the server each employ a "BIO pair":
-		 * client + client_io, server + server_io.
-		 * BIO pairs are symmetric.  A BIO pair behaves similar
-		 * to a non-blocking socketpair (but both endpoints must
-		 * be handled by the same thread).
-		 * [Here we could connect client and server to the ends
-		 * of a single BIO pair, but then this code would be less
-		 * suitable as an example for BIO pairs in general.]
-		 *
-		 * Useful functions for querying the state of BIO pair endpoints:
-		 *
-		 * BIO_ctrl_pending(bio)              number of bytes we can read now
-		 * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil
-		 *                                      other side's read attempt
-		 * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now
-		 *
-		 * ..._read_request is never more than ..._write_guarantee;
-		 * it depends on the application which one you should use.
-		 */
-
-		/* We have non-blocking behaviour throughout this test program, but
-		 * can be sure that there is *some* progress in each iteration; so
-		 * we don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE
-		 * -- we just try everything in each iteration
-		 */
-
-			{
-			/* CLIENT */
-		
-			MS_STATIC char cbuf[1024*8];
-			int i, r;
-			clock_t c_clock = clock();
-
-			memset(cbuf, 0, sizeof(cbuf));
-
-			if (debug)
-				if (SSL_in_init(c_ssl))
-					printf("client waiting in SSL_connect - %s\n",
-						SSL_state_string_long(c_ssl));
-
-			if (cw_num > 0)
-				{
-				/* Write to server. */
-				
-				if (cw_num > (long)sizeof cbuf)
-					i = sizeof cbuf;
-				else
-					i = (int)cw_num;
-				r = BIO_write(c_ssl_bio, cbuf, i);
-				if (r < 0)
-					{
-					if (!BIO_should_retry(c_ssl_bio))
-						{
-						fprintf(stderr,"ERROR in CLIENT\n");
-						goto err;
-						}
-					/* BIO_should_retry(...) can just be ignored here.
-					 * The library expects us to call BIO_write with
-					 * the same arguments again, and that's what we will
-					 * do in the next iteration. */
-					}
-				else if (r == 0)
-					{
-					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("client wrote %d\n", r);
-					cw_num -= r;				
-					}
-				}
-
-			if (cr_num > 0)
-				{
-				/* Read from server. */
-
-				r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
-				if (r < 0)
-					{
-					if (!BIO_should_retry(c_ssl_bio))
-						{
-						fprintf(stderr,"ERROR in CLIENT\n");
-						goto err;
-						}
-					/* Again, "BIO_should_retry" can be ignored. */
-					}
-				else if (r == 0)
-					{
-					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("client read %d\n", r);
-					cr_num -= r;
-					}
-				}
-
-			/* c_time and s_time increments will typically be very small
-			 * (depending on machine speed and clock tick intervals),
-			 * but sampling over a large number of connections should
-			 * result in fairly accurate figures.  We cannot guarantee
-			 * a lot, however -- if each connection lasts for exactly
-			 * one clock tick, it will be counted only for the client
-			 * or only for the server or even not at all.
-			 */
-			*c_time += (clock() - c_clock);
-			}
-
-			{
-			/* SERVER */
-		
-			MS_STATIC char sbuf[1024*8];
-			int i, r;
-			clock_t s_clock = clock();
-
-			memset(sbuf, 0, sizeof(sbuf));
-
-			if (debug)
-				if (SSL_in_init(s_ssl))
-					printf("server waiting in SSL_accept - %s\n",
-						SSL_state_string_long(s_ssl));
-
-			if (sw_num > 0)
-				{
-				/* Write to client. */
-				
-				if (sw_num > (long)sizeof sbuf)
-					i = sizeof sbuf;
-				else
-					i = (int)sw_num;
-				r = BIO_write(s_ssl_bio, sbuf, i);
-				if (r < 0)
-					{
-					if (!BIO_should_retry(s_ssl_bio))
-						{
-						fprintf(stderr,"ERROR in SERVER\n");
-						goto err;
-						}
-					/* Ignore "BIO_should_retry". */
-					}
-				else if (r == 0)
-					{
-					fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("server wrote %d\n", r);
-					sw_num -= r;				
-					}
-				}
-
-			if (sr_num > 0)
-				{
-				/* Read from client. */
-
-				r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
-				if (r < 0)
-					{
-					if (!BIO_should_retry(s_ssl_bio))
-						{
-						fprintf(stderr,"ERROR in SERVER\n");
-						goto err;
-						}
-					/* blah, blah */
-					}
-				else if (r == 0)
-					{
-					fprintf(stderr,"SSL SERVER STARTUP FAILED\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("server read %d\n", r);
-					sr_num -= r;
-					}
-				}
-
-			*s_time += (clock() - s_clock);
-			}
-			
-			{
-			/* "I/O" BETWEEN CLIENT AND SERVER. */
-
-			size_t r1, r2;
-			BIO *io1 = server_io, *io2 = client_io;
-			/* we use the non-copying interface for io1
-			 * and the standard BIO_write/BIO_read interface for io2
-			 */
-			
-			static int prev_progress = 1;
-			int progress = 0;
-			
-			/* io1 to io2 */
-			do
-				{
-				size_t num;
-				int r;
-
-				r1 = BIO_ctrl_pending(io1);
-				r2 = BIO_ctrl_get_write_guarantee(io2);
-
-				num = r1;
-				if (r2 < num)
-					num = r2;
-				if (num)
-					{
-					char *dataptr;
-
-					if (INT_MAX < num) /* yeah, right */
-						num = INT_MAX;
-					
-					r = BIO_nread(io1, &dataptr, (int)num);
-					assert(r > 0);
-					assert(r <= (int)num);
-					/* possibly r < num (non-contiguous data) */
-					num = r;
-					r = BIO_write(io2, dataptr, (int)num);
-					if (r != (int)num) /* can't happen */
-						{
-						fprintf(stderr, "ERROR: BIO_write could not write "
-							"BIO_ctrl_get_write_guarantee() bytes");
-						goto err;
-						}
-					progress = 1;
-
-					if (debug)
-						printf((io1 == client_io) ?
-							"C->S relaying: %d bytes\n" :
-							"S->C relaying: %d bytes\n",
-							(int)num);
-					}
-				}
-			while (r1 && r2);
-
-			/* io2 to io1 */
-			{
-				size_t num;
-				int r;
-
-				r1 = BIO_ctrl_pending(io2);
-				r2 = BIO_ctrl_get_read_request(io1);
-				/* here we could use ..._get_write_guarantee instead of
-				 * ..._get_read_request, but by using the latter
-				 * we test restartability of the SSL implementation
-				 * more thoroughly */
-				num = r1;
-				if (r2 < num)
-					num = r2;
-				if (num)
-					{
-					char *dataptr;
-					
-					if (INT_MAX < num)
-						num = INT_MAX;
-
-					if (num > 1)
-						--num; /* test restartability even more thoroughly */
-					
-					r = BIO_nwrite0(io1, &dataptr);
-					assert(r > 0);
-					if (r < (int)num)
-						num = r;
-					r = BIO_read(io2, dataptr, (int)num);
-					if (r != (int)num) /* can't happen */
-						{
-						fprintf(stderr, "ERROR: BIO_read could not read "
-							"BIO_ctrl_pending() bytes");
-						goto err;
-						}
-					progress = 1;
-					r = BIO_nwrite(io1, &dataptr, (int)num);
-					if (r != (int)num) /* can't happen */
-						{
-						fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
-							"BIO_nwrite0() bytes");
-						goto err;
-						}
-					
-					if (debug)
-						printf((io2 == client_io) ?
-							"C->S relaying: %d bytes\n" :
-							"S->C relaying: %d bytes\n",
-							(int)num);
-					}
-			} /* no loop, BIO_ctrl_get_read_request now returns 0 anyway */
-
-			if (!progress && !prev_progress)
-				if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0)
-					{
-					fprintf(stderr, "ERROR: got stuck\n");
-					if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0)
-						{
-						fprintf(stderr, "This can happen for SSL2 because "
-							"CLIENT-FINISHED and SERVER-VERIFY are written \n"
-							"concurrently ...");
-						if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0
-							&& strncmp("2SSV", SSL_state_string(s_ssl), 4) == 0)
-							{
-							fprintf(stderr, " ok.\n");
-							goto end;
-							}
-						}
-					fprintf(stderr, " ERROR.\n");
-					goto err;
-					}
-			prev_progress = progress;
-			}
-		}
-	while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
-
-	if (verbose)
-		print_details(c_ssl, "DONE via BIO pair: ");
-end:
-	ret = 0;
+                 clock_t *s_time, clock_t *c_time)
+{
+    long cw_num = count, cr_num = count, sw_num = count, sr_num = count;
+    BIO *s_ssl_bio = NULL, *c_ssl_bio = NULL;
+    BIO *server = NULL, *server_io = NULL, *client = NULL, *client_io = NULL;
+    int ret = 1;
+
+    size_t bufsiz = 256;        /* small buffer for testing */
+
+    if (!BIO_new_bio_pair(&server, bufsiz, &server_io, bufsiz))
+        goto err;
+    if (!BIO_new_bio_pair(&client, bufsiz, &client_io, bufsiz))
+        goto err;
+
+    s_ssl_bio = BIO_new(BIO_f_ssl());
+    if (!s_ssl_bio)
+        goto err;
+
+    c_ssl_bio = BIO_new(BIO_f_ssl());
+    if (!c_ssl_bio)
+        goto err;
+
+    SSL_set_connect_state(c_ssl);
+    SSL_set_bio(c_ssl, client, client);
+    (void)BIO_set_ssl(c_ssl_bio, c_ssl, BIO_NOCLOSE);
+
+    SSL_set_accept_state(s_ssl);
+    SSL_set_bio(s_ssl, server, server);
+    (void)BIO_set_ssl(s_ssl_bio, s_ssl, BIO_NOCLOSE);
+
+    do {
+        /*-
+         * c_ssl_bio:          SSL filter BIO
+         *
+         * client:             pseudo-I/O for SSL library
+         *
+         * client_io:          client's SSL communication; usually to be
+         *                     relayed over some I/O facility, but in this
+         *                     test program, we're the server, too:
+         *
+         * server_io:          server's SSL communication
+         *
+         * server:             pseudo-I/O for SSL library
+         *
+         * s_ssl_bio:          SSL filter BIO
+         *
+         * The client and the server each employ a "BIO pair":
+         * client + client_io, server + server_io.
+         * BIO pairs are symmetric.  A BIO pair behaves similar
+         * to a non-blocking socketpair (but both endpoints must
+         * be handled by the same thread).
+         * [Here we could connect client and server to the ends
+         * of a single BIO pair, but then this code would be less
+         * suitable as an example for BIO pairs in general.]
+         *
+         * Useful functions for querying the state of BIO pair endpoints:
+         *
+         * BIO_ctrl_pending(bio)              number of bytes we can read now
+         * BIO_ctrl_get_read_request(bio)     number of bytes needed to fulfil
+         *                                      other side's read attempt
+         * BIO_ctrl_get_write_guarantee(bio)   number of bytes we can write now
+         *
+         * ..._read_request is never more than ..._write_guarantee;
+         * it depends on the application which one you should use.
+         */
+
+        /*
+         * We have non-blocking behaviour throughout this test program, but
+         * can be sure that there is *some* progress in each iteration; so we
+         * don't have to worry about ..._SHOULD_READ or ..._SHOULD_WRITE --
+         * we just try everything in each iteration
+         */
+
+        {
+            /* CLIENT */
+
+            MS_STATIC char cbuf[1024 * 8];
+            int i, r;
+            clock_t c_clock = clock();
+
+            memset(cbuf, 0, sizeof(cbuf));
+
+            if (debug)
+                if (SSL_in_init(c_ssl))
+                    printf("client waiting in SSL_connect - %s\n",
+                           SSL_state_string_long(c_ssl));
+
+            if (cw_num > 0) {
+                /* Write to server. */
+
+                if (cw_num > (long)sizeof cbuf)
+                    i = sizeof cbuf;
+                else
+                    i = (int)cw_num;
+                r = BIO_write(c_ssl_bio, cbuf, i);
+                if (r < 0) {
+                    if (!BIO_should_retry(c_ssl_bio)) {
+                        fprintf(stderr, "ERROR in CLIENT\n");
+                        goto err;
+                    }
+                    /*
+                     * BIO_should_retry(...) can just be ignored here. The
+                     * library expects us to call BIO_write with the same
+                     * arguments again, and that's what we will do in the
+                     * next iteration.
+                     */
+                } else if (r == 0) {
+                    fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("client wrote %d\n", r);
+                    cw_num -= r;
+                }
+            }
+
+            if (cr_num > 0) {
+                /* Read from server. */
+
+                r = BIO_read(c_ssl_bio, cbuf, sizeof(cbuf));
+                if (r < 0) {
+                    if (!BIO_should_retry(c_ssl_bio)) {
+                        fprintf(stderr, "ERROR in CLIENT\n");
+                        goto err;
+                    }
+                    /*
+                     * Again, "BIO_should_retry" can be ignored.
+                     */
+                } else if (r == 0) {
+                    fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("client read %d\n", r);
+                    cr_num -= r;
+                }
+            }
+
+            /*
+             * c_time and s_time increments will typically be very small
+             * (depending on machine speed and clock tick intervals), but
+             * sampling over a large number of connections should result in
+             * fairly accurate figures.  We cannot guarantee a lot, however
+             * -- if each connection lasts for exactly one clock tick, it
+             * will be counted only for the client or only for the server or
+             * even not at all.
+             */
+            *c_time += (clock() - c_clock);
+        }
+
+        {
+            /* SERVER */
+
+            MS_STATIC char sbuf[1024 * 8];
+            int i, r;
+            clock_t s_clock = clock();
+
+            memset(sbuf, 0, sizeof(sbuf));
+
+            if (debug)
+                if (SSL_in_init(s_ssl))
+                    printf("server waiting in SSL_accept - %s\n",
+                           SSL_state_string_long(s_ssl));
+
+            if (sw_num > 0) {
+                /* Write to client. */
+
+                if (sw_num > (long)sizeof sbuf)
+                    i = sizeof sbuf;
+                else
+                    i = (int)sw_num;
+                r = BIO_write(s_ssl_bio, sbuf, i);
+                if (r < 0) {
+                    if (!BIO_should_retry(s_ssl_bio)) {
+                        fprintf(stderr, "ERROR in SERVER\n");
+                        goto err;
+                    }
+                    /* Ignore "BIO_should_retry". */
+                } else if (r == 0) {
+                    fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("server wrote %d\n", r);
+                    sw_num -= r;
+                }
+            }
+
+            if (sr_num > 0) {
+                /* Read from client. */
+
+                r = BIO_read(s_ssl_bio, sbuf, sizeof(sbuf));
+                if (r < 0) {
+                    if (!BIO_should_retry(s_ssl_bio)) {
+                        fprintf(stderr, "ERROR in SERVER\n");
+                        goto err;
+                    }
+                    /* blah, blah */
+                } else if (r == 0) {
+                    fprintf(stderr, "SSL SERVER STARTUP FAILED\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("server read %d\n", r);
+                    sr_num -= r;
+                }
+            }
+
+            *s_time += (clock() - s_clock);
+        }
+
+        {
+            /* "I/O" BETWEEN CLIENT AND SERVER. */
+
+            size_t r1, r2;
+            BIO *io1 = server_io, *io2 = client_io;
+            /*
+             * we use the non-copying interface for io1 and the standard
+             * BIO_write/BIO_read interface for io2
+             */
+
+            static int prev_progress = 1;
+            int progress = 0;
+
+            /* io1 to io2 */
+            do {
+                size_t num;
+                int r;
+
+                r1 = BIO_ctrl_pending(io1);
+                r2 = BIO_ctrl_get_write_guarantee(io2);
+
+                num = r1;
+                if (r2 < num)
+                    num = r2;
+                if (num) {
+                    char *dataptr;
+
+                    if (INT_MAX < num) /* yeah, right */
+                        num = INT_MAX;
+
+                    r = BIO_nread(io1, &dataptr, (int)num);
+                    assert(r > 0);
+                    assert(r <= (int)num);
+                    /*
+                     * possibly r < num (non-contiguous data)
+                     */
+                    num = r;
+                    r = BIO_write(io2, dataptr, (int)num);
+                    if (r != (int)num) { /* can't happen */
+                        fprintf(stderr, "ERROR: BIO_write could not write "
+                                "BIO_ctrl_get_write_guarantee() bytes");
+                        goto err;
+                    }
+                    progress = 1;
+
+                    if (debug)
+                        printf((io1 == client_io) ?
+                               "C->S relaying: %d bytes\n" :
+                               "S->C relaying: %d bytes\n", (int)num);
+                }
+            }
+            while (r1 && r2);
+
+            /* io2 to io1 */
+            {
+                size_t num;
+                int r;
+
+                r1 = BIO_ctrl_pending(io2);
+                r2 = BIO_ctrl_get_read_request(io1);
+                /*
+                 * here we could use ..._get_write_guarantee instead of
+                 * ..._get_read_request, but by using the latter we test
+                 * restartability of the SSL implementation more thoroughly
+                 */
+                num = r1;
+                if (r2 < num)
+                    num = r2;
+                if (num) {
+                    char *dataptr;
+
+                    if (INT_MAX < num)
+                        num = INT_MAX;
+
+                    if (num > 1)
+                        --num;  /* test restartability even more thoroughly */
+
+                    r = BIO_nwrite0(io1, &dataptr);
+                    assert(r > 0);
+                    if (r < (int)num)
+                        num = r;
+                    r = BIO_read(io2, dataptr, (int)num);
+                    if (r != (int)num) { /* can't happen */
+                        fprintf(stderr, "ERROR: BIO_read could not read "
+                                "BIO_ctrl_pending() bytes");
+                        goto err;
+                    }
+                    progress = 1;
+                    r = BIO_nwrite(io1, &dataptr, (int)num);
+                    if (r != (int)num) { /* can't happen */
+                        fprintf(stderr, "ERROR: BIO_nwrite() did not accept "
+                                "BIO_nwrite0() bytes");
+                        goto err;
+                    }
+
+                    if (debug)
+                        printf((io2 == client_io) ?
+                               "C->S relaying: %d bytes\n" :
+                               "S->C relaying: %d bytes\n", (int)num);
+                }
+            }                   /* no loop, BIO_ctrl_get_read_request now
+                                 * returns 0 anyway */
+
+            if (!progress && !prev_progress)
+                if (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0) {
+                    fprintf(stderr, "ERROR: got stuck\n");
+                    if (strcmp("SSLv2", SSL_get_version(c_ssl)) == 0) {
+                        fprintf(stderr, "This can happen for SSL2 because "
+                                "CLIENT-FINISHED and SERVER-VERIFY are written \n"
+                                "concurrently ...");
+                        if (strncmp("2SCF", SSL_state_string(c_ssl), 4) == 0
+                            && strncmp("2SSV", SSL_state_string(s_ssl),
+                                       4) == 0) {
+                            fprintf(stderr, " ok.\n");
+                            goto end;
+                        }
+                    }
+                    fprintf(stderr, " ERROR.\n");
+                    goto err;
+                }
+            prev_progress = progress;
+        }
+    }
+    while (cw_num > 0 || cr_num > 0 || sw_num > 0 || sr_num > 0);
+
+    if (verbose)
+        print_details(c_ssl, "DONE via BIO pair: ");
+
+    if (verify_serverinfo() < 0) {
+        ret = 1;
+        goto err;
+    }
+    if (verify_alpn(c_ssl, s_ssl) < 0) {
+        ret = 1;
+        goto err;
+    }
+
+    if (custom_ext_error) {
+        ret = 1;
+        goto err;
+    }
+
+ end:
+    ret = 0;
 
  err:
-	ERR_print_errors(bio_err);
-	
-	if (server)
-		BIO_free(server);
-	if (server_io)
-		BIO_free(server_io);
-	if (client)
-		BIO_free(client);
-	if (client_io)
-		BIO_free(client_io);
-	if (s_ssl_bio)
-		BIO_free(s_ssl_bio);
-	if (c_ssl_bio)
-		BIO_free(c_ssl_bio);
-
-	return ret;
-	}
-
-
-#define W_READ	1
-#define W_WRITE	2
-#define C_DONE	1
-#define S_DONE	2
+    ERR_print_errors(bio_err);
+
+    if (server)
+        BIO_free(server);
+    if (server_io)
+        BIO_free(server_io);
+    if (client)
+        BIO_free(client);
+    if (client_io)
+        BIO_free(client_io);
+    if (s_ssl_bio)
+        BIO_free(s_ssl_bio);
+    if (c_ssl_bio)
+        BIO_free(c_ssl_bio);
+
+    return ret;
+}
+
+#define W_READ  1
+#define W_WRITE 2
+#define C_DONE  1
+#define S_DONE  2
 
 int doit(SSL *s_ssl, SSL *c_ssl, long count)
-	{
-	MS_STATIC char cbuf[1024*8],sbuf[1024*8];
-	long cw_num=count,cr_num=count;
-	long sw_num=count,sr_num=count;
-	int ret=1;
-	BIO *c_to_s=NULL;
-	BIO *s_to_c=NULL;
-	BIO *c_bio=NULL;
-	BIO *s_bio=NULL;
-	int c_r,c_w,s_r,s_w;
-	int i,j;
-	int done=0;
-	int c_write,s_write;
-	int do_server=0,do_client=0;
-
-	memset(cbuf,0,sizeof(cbuf));
-	memset(sbuf,0,sizeof(sbuf));
-
-	c_to_s=BIO_new(BIO_s_mem());
-	s_to_c=BIO_new(BIO_s_mem());
-	if ((s_to_c == NULL) || (c_to_s == NULL))
-		{
-		ERR_print_errors(bio_err);
-		goto err;
-		}
-
-	c_bio=BIO_new(BIO_f_ssl());
-	s_bio=BIO_new(BIO_f_ssl());
-	if ((c_bio == NULL) || (s_bio == NULL))
-		{
-		ERR_print_errors(bio_err);
-		goto err;
-		}
-
-	SSL_set_connect_state(c_ssl);
-	SSL_set_bio(c_ssl,s_to_c,c_to_s);
-	BIO_set_ssl(c_bio,c_ssl,BIO_NOCLOSE);
-
-	SSL_set_accept_state(s_ssl);
-	SSL_set_bio(s_ssl,c_to_s,s_to_c);
-	BIO_set_ssl(s_bio,s_ssl,BIO_NOCLOSE);
-
-	c_r=0; s_r=1;
-	c_w=1; s_w=0;
-	c_write=1,s_write=0;
-
-	/* We can always do writes */
-	for (;;)
-		{
-		do_server=0;
-		do_client=0;
-
-		i=(int)BIO_pending(s_bio);
-		if ((i && s_r) || s_w) do_server=1;
-
-		i=(int)BIO_pending(c_bio);
-		if ((i && c_r) || c_w) do_client=1;
-
-		if (do_server && debug)
-			{
-			if (SSL_in_init(s_ssl))
-				printf("server waiting in SSL_accept - %s\n",
-					SSL_state_string_long(s_ssl));
-/*			else if (s_write)
-				printf("server:SSL_write()\n");
-			else
-				printf("server:SSL_read()\n"); */
-			}
-
-		if (do_client && debug)
-			{
-			if (SSL_in_init(c_ssl))
-				printf("client waiting in SSL_connect - %s\n",
-					SSL_state_string_long(c_ssl));
-/*			else if (c_write)
-				printf("client:SSL_write()\n");
-			else
-				printf("client:SSL_read()\n"); */
-			}
-
-		if (!do_client && !do_server)
-			{
-			fprintf(stdout,"ERROR IN STARTUP\n");
-			ERR_print_errors(bio_err);
-			break;
-			}
-		if (do_client && !(done & C_DONE))
-			{
-			if (c_write)
-				{
-				j = (cw_num > (long)sizeof(cbuf)) ?
-					(int)sizeof(cbuf) : (int)cw_num;
-				i=BIO_write(c_bio,cbuf,j);
-				if (i < 0)
-					{
-					c_r=0;
-					c_w=0;
-					if (BIO_should_retry(c_bio))
-						{
-						if (BIO_should_read(c_bio))
-							c_r=1;
-						if (BIO_should_write(c_bio))
-							c_w=1;
-						}
-					else
-						{
-						fprintf(stderr,"ERROR in CLIENT\n");
-						ERR_print_errors(bio_err);
-						goto err;
-						}
-					}
-				else if (i == 0)
-					{
-					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("client wrote %d\n",i);
-					/* ok */
-					s_r=1;
-					c_write=0;
-					cw_num-=i;
-					}
-				}
-			else
-				{
-				i=BIO_read(c_bio,cbuf,sizeof(cbuf));
-				if (i < 0)
-					{
-					c_r=0;
-					c_w=0;
-					if (BIO_should_retry(c_bio))
-						{
-						if (BIO_should_read(c_bio))
-							c_r=1;
-						if (BIO_should_write(c_bio))
-							c_w=1;
-						}
-					else
-						{
-						fprintf(stderr,"ERROR in CLIENT\n");
-						ERR_print_errors(bio_err);
-						goto err;
-						}
-					}
-				else if (i == 0)
-					{
-					fprintf(stderr,"SSL CLIENT STARTUP FAILED\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("client read %d\n",i);
-					cr_num-=i;
-					if (sw_num > 0)
-						{
-						s_write=1;
-						s_w=1;
-						}
-					if (cr_num <= 0)
-						{
-						s_write=1;
-						s_w=1;
-						done=S_DONE|C_DONE;
-						}
-					}
-				}
-			}
-
-		if (do_server && !(done & S_DONE))
-			{
-			if (!s_write)
-				{
-				i=BIO_read(s_bio,sbuf,sizeof(cbuf));
-				if (i < 0)
-					{
-					s_r=0;
-					s_w=0;
-					if (BIO_should_retry(s_bio))
-						{
-						if (BIO_should_read(s_bio))
-							s_r=1;
-						if (BIO_should_write(s_bio))
-							s_w=1;
-						}
-					else
-						{
-						fprintf(stderr,"ERROR in SERVER\n");
-						ERR_print_errors(bio_err);
-						goto err;
-						}
-					}
-				else if (i == 0)
-					{
-					ERR_print_errors(bio_err);
-					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_read\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("server read %d\n",i);
-					sr_num-=i;
-					if (cw_num > 0)
-						{
-						c_write=1;
-						c_w=1;
-						}
-					if (sr_num <= 0)
-						{
-						s_write=1;
-						s_w=1;
-						c_write=0;
-						}
-					}
-				}
-			else
-				{
-				j = (sw_num > (long)sizeof(sbuf)) ?
-					(int)sizeof(sbuf) : (int)sw_num;
-				i=BIO_write(s_bio,sbuf,j);
-				if (i < 0)
-					{
-					s_r=0;
-					s_w=0;
-					if (BIO_should_retry(s_bio))
-						{
-						if (BIO_should_read(s_bio))
-							s_r=1;
-						if (BIO_should_write(s_bio))
-							s_w=1;
-						}
-					else
-						{
-						fprintf(stderr,"ERROR in SERVER\n");
-						ERR_print_errors(bio_err);
-						goto err;
-						}
-					}
-				else if (i == 0)
-					{
-					ERR_print_errors(bio_err);
-					fprintf(stderr,"SSL SERVER STARTUP FAILED in SSL_write\n");
-					goto err;
-					}
-				else
-					{
-					if (debug)
-						printf("server wrote %d\n",i);
-					sw_num-=i;
-					s_write=0;
-					c_r=1;
-					if (sw_num <= 0)
-						done|=S_DONE;
-					}
-				}
-			}
-
-		if ((done & S_DONE) && (done & C_DONE)) break;
-		}
-
-	if (verbose)
-		print_details(c_ssl, "DONE: ");
-	ret=0;
-err:
-	/* We have to set the BIO's to NULL otherwise they will be
-	 * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and
-	 * again when c_ssl is SSL_free()ed.
-	 * This is a hack required because s_ssl and c_ssl are sharing the same
-	 * BIO structure and SSL_set_bio() and SSL_free() automatically
-	 * BIO_free non NULL entries.
-	 * You should not normally do this or be required to do this */
-	if (s_ssl != NULL)
-		{
-		s_ssl->rbio=NULL;
-		s_ssl->wbio=NULL;
-		}
-	if (c_ssl != NULL)
-		{
-		c_ssl->rbio=NULL;
-		c_ssl->wbio=NULL;
-		}
-
-	if (c_to_s != NULL) BIO_free(c_to_s);
-	if (s_to_c != NULL) BIO_free(s_to_c);
-	if (c_bio != NULL) BIO_free_all(c_bio);
-	if (s_bio != NULL) BIO_free_all(s_bio);
-	return(ret);
-	}
+{
+    char *cbuf = NULL, *sbuf = NULL;
+    long bufsiz;
+    long cw_num = count, cr_num = count;
+    long sw_num = count, sr_num = count;
+    int ret = 1;
+    BIO *c_to_s = NULL;
+    BIO *s_to_c = NULL;
+    BIO *c_bio = NULL;
+    BIO *s_bio = NULL;
+    int c_r, c_w, s_r, s_w;
+    int i, j;
+    int done = 0;
+    int c_write, s_write;
+    int do_server = 0, do_client = 0;
+    int max_frag = 5 * 1024;
+
+    bufsiz = count > 40 * 1024 ? 40 * 1024 : count;
+
+    if ((cbuf = OPENSSL_malloc(bufsiz)) == NULL)
+        goto err;
+    if ((sbuf = OPENSSL_malloc(bufsiz)) == NULL)
+        goto err;
+
+    memset(cbuf, 0, bufsiz);
+    memset(sbuf, 0, bufsiz);
+
+    c_to_s = BIO_new(BIO_s_mem());
+    s_to_c = BIO_new(BIO_s_mem());
+    if ((s_to_c == NULL) || (c_to_s == NULL)) {
+        ERR_print_errors(bio_err);
+        goto err;
+    }
+
+    c_bio = BIO_new(BIO_f_ssl());
+    s_bio = BIO_new(BIO_f_ssl());
+    if ((c_bio == NULL) || (s_bio == NULL)) {
+        ERR_print_errors(bio_err);
+        goto err;
+    }
+
+    SSL_set_connect_state(c_ssl);
+    SSL_set_bio(c_ssl, s_to_c, c_to_s);
+    SSL_set_max_send_fragment(c_ssl, max_frag);
+    BIO_set_ssl(c_bio, c_ssl, BIO_NOCLOSE);
+
+    SSL_set_accept_state(s_ssl);
+    SSL_set_bio(s_ssl, c_to_s, s_to_c);
+    SSL_set_max_send_fragment(s_ssl, max_frag);
+    BIO_set_ssl(s_bio, s_ssl, BIO_NOCLOSE);
+
+    c_r = 0;
+    s_r = 1;
+    c_w = 1;
+    s_w = 0;
+    c_write = 1, s_write = 0;
+
+    /* We can always do writes */
+    for (;;) {
+        do_server = 0;
+        do_client = 0;
+
+        i = (int)BIO_pending(s_bio);
+        if ((i && s_r) || s_w)
+            do_server = 1;
+
+        i = (int)BIO_pending(c_bio);
+        if ((i && c_r) || c_w)
+            do_client = 1;
+
+        if (do_server && debug) {
+            if (SSL_in_init(s_ssl))
+                printf("server waiting in SSL_accept - %s\n",
+                       SSL_state_string_long(s_ssl));
+/*-
+            else if (s_write)
+                printf("server:SSL_write()\n");
+            else
+                printf("server:SSL_read()\n"); */
+        }
+
+        if (do_client && debug) {
+            if (SSL_in_init(c_ssl))
+                printf("client waiting in SSL_connect - %s\n",
+                       SSL_state_string_long(c_ssl));
+/*-
+            else if (c_write)
+                printf("client:SSL_write()\n");
+            else
+                printf("client:SSL_read()\n"); */
+        }
+
+        if (!do_client && !do_server) {
+            fprintf(stdout, "ERROR IN STARTUP\n");
+            ERR_print_errors(bio_err);
+            break;
+        }
+        if (do_client && !(done & C_DONE)) {
+            if (c_write) {
+                j = (cw_num > bufsiz) ? (int)bufsiz : (int)cw_num;
+                i = BIO_write(c_bio, cbuf, j);
+                if (i < 0) {
+                    c_r = 0;
+                    c_w = 0;
+                    if (BIO_should_retry(c_bio)) {
+                        if (BIO_should_read(c_bio))
+                            c_r = 1;
+                        if (BIO_should_write(c_bio))
+                            c_w = 1;
+                    } else {
+                        fprintf(stderr, "ERROR in CLIENT\n");
+                        ERR_print_errors(bio_err);
+                        goto err;
+                    }
+                } else if (i == 0) {
+                    fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("client wrote %d\n", i);
+                    /* ok */
+                    s_r = 1;
+                    c_write = 0;
+                    cw_num -= i;
+                    if (max_frag > 1029)
+                        SSL_set_max_send_fragment(c_ssl, max_frag -= 5);
+                }
+            } else {
+                i = BIO_read(c_bio, cbuf, bufsiz);
+                if (i < 0) {
+                    c_r = 0;
+                    c_w = 0;
+                    if (BIO_should_retry(c_bio)) {
+                        if (BIO_should_read(c_bio))
+                            c_r = 1;
+                        if (BIO_should_write(c_bio))
+                            c_w = 1;
+                    } else {
+                        fprintf(stderr, "ERROR in CLIENT\n");
+                        ERR_print_errors(bio_err);
+                        goto err;
+                    }
+                } else if (i == 0) {
+                    fprintf(stderr, "SSL CLIENT STARTUP FAILED\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("client read %d\n", i);
+                    cr_num -= i;
+                    if (sw_num > 0) {
+                        s_write = 1;
+                        s_w = 1;
+                    }
+                    if (cr_num <= 0) {
+                        s_write = 1;
+                        s_w = 1;
+                        done = S_DONE | C_DONE;
+                    }
+                }
+            }
+        }
+
+        if (do_server && !(done & S_DONE)) {
+            if (!s_write) {
+                i = BIO_read(s_bio, sbuf, bufsiz);
+                if (i < 0) {
+                    s_r = 0;
+                    s_w = 0;
+                    if (BIO_should_retry(s_bio)) {
+                        if (BIO_should_read(s_bio))
+                            s_r = 1;
+                        if (BIO_should_write(s_bio))
+                            s_w = 1;
+                    } else {
+                        fprintf(stderr, "ERROR in SERVER\n");
+                        ERR_print_errors(bio_err);
+                        goto err;
+                    }
+                } else if (i == 0) {
+                    ERR_print_errors(bio_err);
+                    fprintf(stderr,
+                            "SSL SERVER STARTUP FAILED in SSL_read\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("server read %d\n", i);
+                    sr_num -= i;
+                    if (cw_num > 0) {
+                        c_write = 1;
+                        c_w = 1;
+                    }
+                    if (sr_num <= 0) {
+                        s_write = 1;
+                        s_w = 1;
+                        c_write = 0;
+                    }
+                }
+            } else {
+                j = (sw_num > bufsiz) ? (int)bufsiz : (int)sw_num;
+                i = BIO_write(s_bio, sbuf, j);
+                if (i < 0) {
+                    s_r = 0;
+                    s_w = 0;
+                    if (BIO_should_retry(s_bio)) {
+                        if (BIO_should_read(s_bio))
+                            s_r = 1;
+                        if (BIO_should_write(s_bio))
+                            s_w = 1;
+                    } else {
+                        fprintf(stderr, "ERROR in SERVER\n");
+                        ERR_print_errors(bio_err);
+                        goto err;
+                    }
+                } else if (i == 0) {
+                    ERR_print_errors(bio_err);
+                    fprintf(stderr,
+                            "SSL SERVER STARTUP FAILED in SSL_write\n");
+                    goto err;
+                } else {
+                    if (debug)
+                        printf("server wrote %d\n", i);
+                    sw_num -= i;
+                    s_write = 0;
+                    c_r = 1;
+                    if (sw_num <= 0)
+                        done |= S_DONE;
+                    if (max_frag > 1029)
+                        SSL_set_max_send_fragment(s_ssl, max_frag -= 5);
+                }
+            }
+        }
+
+        if ((done & S_DONE) && (done & C_DONE))
+            break;
+    }
+
+    if (verbose)
+        print_details(c_ssl, "DONE: ");
+    if (verify_serverinfo() < 0) {
+        ret = 1;
+        goto err;
+    }
+    if (custom_ext_error) {
+        ret = 1;
+        goto err;
+    }
+    ret = 0;
+ err:
+    /*
+     * We have to set the BIO's to NULL otherwise they will be
+     * OPENSSL_free()ed twice.  Once when th s_ssl is SSL_free()ed and again
+     * when c_ssl is SSL_free()ed. This is a hack required because s_ssl and
+     * c_ssl are sharing the same BIO structure and SSL_set_bio() and
+     * SSL_free() automatically BIO_free non NULL entries. You should not
+     * normally do this or be required to do this
+     */
+    if (s_ssl != NULL) {
+        s_ssl->rbio = NULL;
+        s_ssl->wbio = NULL;
+    }
+    if (c_ssl != NULL) {
+        c_ssl->rbio = NULL;
+        c_ssl->wbio = NULL;
+    }
+
+    if (c_to_s != NULL)
+        BIO_free(c_to_s);
+    if (s_to_c != NULL)
+        BIO_free(s_to_c);
+    if (c_bio != NULL)
+        BIO_free_all(c_bio);
+    if (s_bio != NULL)
+        BIO_free_all(s_bio);
+
+    if (cbuf)
+        OPENSSL_free(cbuf);
+    if (sbuf)
+        OPENSSL_free(sbuf);
+
+    return (ret);
+}
 
 static int get_proxy_auth_ex_data_idx(void)
-	{
-	static volatile int idx = -1;
-	if (idx < 0)
-		{
-		CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
-		if (idx < 0)
-			{
-			idx = X509_STORE_CTX_get_ex_new_index(0,
-				"SSLtest for verify callback", NULL,NULL,NULL);
-			}
-		CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
-		}
-	return idx;
-	}
+{
+    static volatile int idx = -1;
+    if (idx < 0) {
+        CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
+        if (idx < 0) {
+            idx = X509_STORE_CTX_get_ex_new_index(0,
+                                                  "SSLtest for verify callback",
+                                                  NULL, NULL, NULL);
+        }
+        CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
+    }
+    return idx;
+}
 
 static int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
-	{
-	char *s,buf[256];
-
-	s=X509_NAME_oneline(X509_get_subject_name(ctx->current_cert),buf,
-			    sizeof buf);
-	if (s != NULL)
-		{
-		if (ok)
-			fprintf(stderr,"depth=%d %s\n",
-				ctx->error_depth,buf);
-		else
-			{
-			fprintf(stderr,"depth=%d error=%d %s\n",
-				ctx->error_depth,ctx->error,buf);
-			}
-		}
-
-	if (ok == 0)
-		{
-		fprintf(stderr,"Error string: %s\n",
-			X509_verify_cert_error_string(ctx->error));
-		switch (ctx->error)
-			{
-		case X509_V_ERR_CERT_NOT_YET_VALID:
-		case X509_V_ERR_CERT_HAS_EXPIRED:
-		case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
-			fprintf(stderr,"  ... ignored.\n");
-			ok=1;
-			}
-		}
-
-	if (ok == 1)
-		{
-		X509 *xs = ctx->current_cert;
+{
+    char *s, buf[256];
+
+    s = X509_NAME_oneline(X509_get_subject_name(ctx->current_cert), buf,
+                          sizeof buf);
+    if (s != NULL) {
+        if (ok)
+            fprintf(stderr, "depth=%d %s\n", ctx->error_depth, buf);
+        else {
+            fprintf(stderr, "depth=%d error=%d %s\n",
+                    ctx->error_depth, ctx->error, buf);
+        }
+    }
+
+    if (ok == 0) {
+        fprintf(stderr, "Error string: %s\n",
+                X509_verify_cert_error_string(ctx->error));
+        switch (ctx->error) {
+        case X509_V_ERR_CERT_NOT_YET_VALID:
+        case X509_V_ERR_CERT_HAS_EXPIRED:
+        case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
+            fprintf(stderr, "  ... ignored.\n");
+            ok = 1;
+        }
+    }
+
+    if (ok == 1) {
+        X509 *xs = ctx->current_cert;
 #if 0
-		X509 *xi = ctx->current_issuer;
+        X509 *xi = ctx->current_issuer;
 #endif
 
-		if (xs->ex_flags & EXFLAG_PROXY)
-			{
-			unsigned int *letters =
-				X509_STORE_CTX_get_ex_data(ctx,
-					get_proxy_auth_ex_data_idx());
-
-			if (letters)
-				{
-				int found_any = 0;
-				int i;
-				PROXY_CERT_INFO_EXTENSION *pci =
-					X509_get_ext_d2i(xs, NID_proxyCertInfo,
-						NULL, NULL);
-
-				switch (OBJ_obj2nid(pci->proxyPolicy->policyLanguage))
-					{
-				case NID_Independent:
-					/* Completely meaningless in this
-					   program, as there's no way to
-					   grant explicit rights to a
-					   specific PrC.  Basically, using
-					   id-ppl-Independent is the perfect
-					   way to grant no rights at all. */
-					fprintf(stderr, "  Independent proxy certificate");
-					for (i = 0; i < 26; i++)
-						letters[i] = 0;
-					break;
-				case NID_id_ppl_inheritAll:
-					/* This is basically a NOP, we
-					   simply let the current rights
-					   stand as they are. */
-					fprintf(stderr, "  Proxy certificate inherits all");
-					break;
-				default:
-					s = (char *)
-						pci->proxyPolicy->policy->data;
-					i = pci->proxyPolicy->policy->length;
-
-					/* The algorithm works as follows:
-					   it is assumed that previous
-					   iterations or the initial granted
-					   rights has already set some elements
-					   of `letters'.  What we need to do is
-					   to clear those that weren't granted
-					   by the current PrC as well.  The
-					   easiest way to do this is to add 1
-					   to all the elements whose letters
-					   are given with the current policy.
-					   That way, all elements that are set
-					   by the current policy and were
-					   already set by earlier policies and
-					   through the original grant of rights
-					   will get the value 2 or higher.
-					   The last thing to do is to sweep
-					   through `letters' and keep the
-					   elements having the value 2 as set,
-					   and clear all the others. */
-
-					fprintf(stderr, "  Certificate proxy rights = %*.*s", i, i, s);
-					while(i-- > 0)
-						{
-						int c = *s++;
-						if (isascii(c) && isalpha(c))
-							{
-							if (islower(c))
-								c = toupper(c);
-							letters[c - 'A']++;
-							}
-						}
-					for (i = 0; i < 26; i++)
-						if (letters[i] < 2)
-							letters[i] = 0;
-						else
-							letters[i] = 1;
-					}
-
-				found_any = 0;
-				fprintf(stderr,
-					", resulting proxy rights = ");
-				for(i = 0; i < 26; i++)
-					if (letters[i])
-						{
-						fprintf(stderr, "%c", i + 'A');
-						found_any = 1;
-						}
-				if (!found_any)
-					fprintf(stderr, "none");
-				fprintf(stderr, "\n");
-
-				PROXY_CERT_INFO_EXTENSION_free(pci);
-				}
-			}
-		}
-
-	return(ok);
-	}
+        if (xs->ex_flags & EXFLAG_PROXY) {
+            unsigned int *letters = X509_STORE_CTX_get_ex_data(ctx,
+                                                               get_proxy_auth_ex_data_idx
+                                                               ());
+
+            if (letters) {
+                int found_any = 0;
+                int i;
+                PROXY_CERT_INFO_EXTENSION *pci =
+                    X509_get_ext_d2i(xs, NID_proxyCertInfo,
+                                     NULL, NULL);
+
+                switch (OBJ_obj2nid(pci->proxyPolicy->policyLanguage)) {
+                case NID_Independent:
+                    /*
+                     * Completely meaningless in this program, as there's no
+                     * way to grant explicit rights to a specific PrC.
+                     * Basically, using id-ppl-Independent is the perfect way
+                     * to grant no rights at all.
+                     */
+                    fprintf(stderr, "  Independent proxy certificate");
+                    for (i = 0; i < 26; i++)
+                        letters[i] = 0;
+                    break;
+                case NID_id_ppl_inheritAll:
+                    /*
+                     * This is basically a NOP, we simply let the current
+                     * rights stand as they are.
+                     */
+                    fprintf(stderr, "  Proxy certificate inherits all");
+                    break;
+                default:
+                    s = (char *)
+                        pci->proxyPolicy->policy->data;
+                    i = pci->proxyPolicy->policy->length;
+
+                    /*
+                     * The algorithm works as follows: it is assumed that
+                     * previous iterations or the initial granted rights has
+                     * already set some elements of `letters'.  What we need
+                     * to do is to clear those that weren't granted by the
+                     * current PrC as well.  The easiest way to do this is to
+                     * add 1 to all the elements whose letters are given with
+                     * the current policy. That way, all elements that are
+                     * set by the current policy and were already set by
+                     * earlier policies and through the original grant of
+                     * rights will get the value 2 or higher. The last thing
+                     * to do is to sweep through `letters' and keep the
+                     * elements having the value 2 as set, and clear all the
+                     * others.
+                     */
+
+                    fprintf(stderr, "  Certificate proxy rights = %*.*s", i,
+                            i, s);
+                    while (i-- > 0) {
+                        int c = *s++;
+                        if (isascii(c) && isalpha(c)) {
+                            if (islower(c))
+                                c = toupper(c);
+                            letters[c - 'A']++;
+                        }
+                    }
+                    for (i = 0; i < 26; i++)
+                        if (letters[i] < 2)
+                            letters[i] = 0;
+                        else
+                            letters[i] = 1;
+                }
+
+                found_any = 0;
+                fprintf(stderr, ", resulting proxy rights = ");
+                for (i = 0; i < 26; i++)
+                    if (letters[i]) {
+                        fprintf(stderr, "%c", i + 'A');
+                        found_any = 1;
+                    }
+                if (!found_any)
+                    fprintf(stderr, "none");
+                fprintf(stderr, "\n");
+
+                PROXY_CERT_INFO_EXTENSION_free(pci);
+            }
+        }
+    }
+
+    return (ok);
+}
 
 static void process_proxy_debug(int indent, const char *format, ...)
-	{
-	static const char indentation[] =
-		">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"
-		">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"; /* That's 80 > */
-	char my_format[256];
-	va_list args;
-
-	BIO_snprintf(my_format, sizeof(my_format), "%*.*s %s",
-		indent, indent, indentation, format);
-
-	va_start(args, format);
-	vfprintf(stderr, my_format, args);
-	va_end(args);
-	}
-/* Priority levels:
-   0	[!]var, ()
-   1	& ^
-   2	|
-*/
+{
+    /* That's 80 > */
+    static const char indentation[] =
+        ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>"
+        ">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>";
+    char my_format[256];
+    va_list args;
+
+    BIO_snprintf(my_format, sizeof(my_format), "%*.*s %s",
+                 indent, indent, indentation, format);
+
+    va_start(args, format);
+    vfprintf(stderr, my_format, args);
+    va_end(args);
+}
+
+/*-
+ * Priority levels:
+ *  0   [!]var, ()
+ *  1   & ^
+ *  2   |
+ */
 static int process_proxy_cond_adders(unsigned int letters[26],
-	const char *cond, const char **cond_end, int *pos, int indent);
-static int process_proxy_cond_val(unsigned int letters[26],
-	const char *cond, const char **cond_end, int *pos, int indent)
-	{
-	int c;
-	int ok = 1;
-	int negate = 0;
-
-	while(isspace((int)*cond))
-		{
-		cond++; (*pos)++;
-		}
-	c = *cond;
-
-	if (debug)
-		process_proxy_debug(indent,
-			"Start process_proxy_cond_val at position %d: %s\n",
-			*pos, cond);
-
-	while(c == '!')
-		{
-		negate = !negate;
-		cond++; (*pos)++;
-		while(isspace((int)*cond))
-			{
-			cond++; (*pos)++;
-			}
-		c = *cond;
-		}
-
-	if (c == '(')
-		{
-		cond++; (*pos)++;
-		ok = process_proxy_cond_adders(letters, cond, cond_end, pos,
-			indent + 1);
-		cond = *cond_end;
-		if (ok < 0)
-			goto end;
-		while(isspace((int)*cond))
-			{
-			cond++; (*pos)++;
-			}
-		c = *cond;
-		if (c != ')')
-			{
-			fprintf(stderr,
-				"Weird condition character in position %d: "
-				"%c\n", *pos, c);
-			ok = -1;
-			goto end;
-			}
-		cond++; (*pos)++;
-		}
-	else if (isascii(c) && isalpha(c))
-		{
-		if (islower(c))
-			c = toupper(c);
-		ok = letters[c - 'A'];
-		cond++; (*pos)++;
-		}
-	else
-		{
-		fprintf(stderr,
-			"Weird condition character in position %d: "
-			"%c\n", *pos, c);
-		ok = -1;
-		goto end;
-		}
+                                     const char *cond, const char **cond_end,
+                                     int *pos, int indent);
+static int process_proxy_cond_val(unsigned int letters[26], const char *cond,
+                                  const char **cond_end, int *pos, int indent)
+{
+    int c;
+    int ok = 1;
+    int negate = 0;
+
+    while (isspace((int)*cond)) {
+        cond++;
+        (*pos)++;
+    }
+    c = *cond;
+
+    if (debug)
+        process_proxy_debug(indent,
+                            "Start process_proxy_cond_val at position %d: %s\n",
+                            *pos, cond);
+
+    while (c == '!') {
+        negate = !negate;
+        cond++;
+        (*pos)++;
+        while (isspace((int)*cond)) {
+            cond++;
+            (*pos)++;
+        }
+        c = *cond;
+    }
+
+    if (c == '(') {
+        cond++;
+        (*pos)++;
+        ok = process_proxy_cond_adders(letters, cond, cond_end, pos,
+                                       indent + 1);
+        cond = *cond_end;
+        if (ok < 0)
+            goto end;
+        while (isspace((int)*cond)) {
+            cond++;
+            (*pos)++;
+        }
+        c = *cond;
+        if (c != ')') {
+            fprintf(stderr,
+                    "Weird condition character in position %d: "
+                    "%c\n", *pos, c);
+            ok = -1;
+            goto end;
+        }
+        cond++;
+        (*pos)++;
+    } else if (isascii(c) && isalpha(c)) {
+        if (islower(c))
+            c = toupper(c);
+        ok = letters[c - 'A'];
+        cond++;
+        (*pos)++;
+    } else {
+        fprintf(stderr,
+                "Weird condition character in position %d: " "%c\n", *pos, c);
+        ok = -1;
+        goto end;
+    }
  end:
-	*cond_end = cond;
-	if (ok >= 0 && negate)
-		ok = !ok;
+    *cond_end = cond;
+    if (ok >= 0 && negate)
+        ok = !ok;
+
+    if (debug)
+        process_proxy_debug(indent,
+                            "End process_proxy_cond_val at position %d: %s, returning %d\n",
+                            *pos, cond, ok);
 
-	if (debug)
-		process_proxy_debug(indent,
-			"End process_proxy_cond_val at position %d: %s, returning %d\n",
-			*pos, cond, ok);
+    return ok;
+}
 
-	return ok;
-	}
 static int process_proxy_cond_multipliers(unsigned int letters[26],
-	const char *cond, const char **cond_end, int *pos, int indent)
-	{
-	int ok;
-	char c;
-
-	if (debug)
-		process_proxy_debug(indent,
-			"Start process_proxy_cond_multipliers at position %d: %s\n",
-			*pos, cond);
-
-	ok = process_proxy_cond_val(letters, cond, cond_end, pos, indent + 1);
-	cond = *cond_end;
-	if (ok < 0)
-		goto end;
-
-	while(ok >= 0)
-		{
-		while(isspace((int)*cond))
-			{
-			cond++; (*pos)++;
-			}
-		c = *cond;
-
-		switch(c)
-			{
-		case '&':
-		case '^':
-			{
-			int save_ok = ok;
-
-			cond++; (*pos)++;
-			ok = process_proxy_cond_val(letters,
-				cond, cond_end, pos, indent + 1);
-			cond = *cond_end;
-			if (ok < 0)
-				break;
-
-			switch(c)
-				{
-			case '&':
-				ok &= save_ok;
-				break;
-			case '^':
-				ok ^= save_ok;
-				break;
-			default:
-				fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
-					" STOPPING\n");
-				EXIT(1);
-				}
-			}
-			break;
-		default:
-			goto end;
-			}
-		}
+                                          const char *cond,
+                                          const char **cond_end, int *pos,
+                                          int indent)
+{
+    int ok;
+    char c;
+
+    if (debug)
+        process_proxy_debug(indent,
+                            "Start process_proxy_cond_multipliers at position %d: %s\n",
+                            *pos, cond);
+
+    ok = process_proxy_cond_val(letters, cond, cond_end, pos, indent + 1);
+    cond = *cond_end;
+    if (ok < 0)
+        goto end;
+
+    while (ok >= 0) {
+        while (isspace((int)*cond)) {
+            cond++;
+            (*pos)++;
+        }
+        c = *cond;
+
+        switch (c) {
+        case '&':
+        case '^':
+            {
+                int save_ok = ok;
+
+                cond++;
+                (*pos)++;
+                ok = process_proxy_cond_val(letters,
+                                            cond, cond_end, pos, indent + 1);
+                cond = *cond_end;
+                if (ok < 0)
+                    break;
+
+                switch (c) {
+                case '&':
+                    ok &= save_ok;
+                    break;
+                case '^':
+                    ok ^= save_ok;
+                    break;
+                default:
+                    fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
+                            " STOPPING\n");
+                    EXIT(1);
+                }
+            }
+            break;
+        default:
+            goto end;
+        }
+    }
  end:
-	if (debug)
-		process_proxy_debug(indent,
-			"End process_proxy_cond_multipliers at position %d: %s, returning %d\n",
-			*pos, cond, ok);
-
-	*cond_end = cond;
-	return ok;
-	}
+    if (debug)
+        process_proxy_debug(indent,
+                            "End process_proxy_cond_multipliers at position %d: %s, returning %d\n",
+                            *pos, cond, ok);
+
+    *cond_end = cond;
+    return ok;
+}
+
 static int process_proxy_cond_adders(unsigned int letters[26],
-	const char *cond, const char **cond_end, int *pos, int indent)
-	{
-	int ok;
-	char c;
-
-	if (debug)
-		process_proxy_debug(indent,
-			"Start process_proxy_cond_adders at position %d: %s\n",
-			*pos, cond);
-
-	ok = process_proxy_cond_multipliers(letters, cond, cond_end, pos,
-		indent + 1);
-	cond = *cond_end;
-	if (ok < 0)
-		goto end;
-
-	while(ok >= 0)
-		{
-		while(isspace((int)*cond))
-			{
-			cond++; (*pos)++;
-			}
-		c = *cond;
-
-		switch(c)
-			{
-		case '|':
-			{
-			int save_ok = ok;
-
-			cond++; (*pos)++;
-			ok = process_proxy_cond_multipliers(letters,
-				cond, cond_end, pos, indent + 1);
-			cond = *cond_end;
-			if (ok < 0)
-				break;
-
-			switch(c)
-				{
-			case '|':
-				ok |= save_ok;
-				break;
-			default:
-				fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
-					" STOPPING\n");
-				EXIT(1);
-				}
-			}
-			break;
-		default:
-			goto end;
-			}
-		}
+                                     const char *cond, const char **cond_end,
+                                     int *pos, int indent)
+{
+    int ok;
+    char c;
+
+    if (debug)
+        process_proxy_debug(indent,
+                            "Start process_proxy_cond_adders at position %d: %s\n",
+                            *pos, cond);
+
+    ok = process_proxy_cond_multipliers(letters, cond, cond_end, pos,
+                                        indent + 1);
+    cond = *cond_end;
+    if (ok < 0)
+        goto end;
+
+    while (ok >= 0) {
+        while (isspace((int)*cond)) {
+            cond++;
+            (*pos)++;
+        }
+        c = *cond;
+
+        switch (c) {
+        case '|':
+            {
+                int save_ok = ok;
+
+                cond++;
+                (*pos)++;
+                ok = process_proxy_cond_multipliers(letters,
+                                                    cond, cond_end, pos,
+                                                    indent + 1);
+                cond = *cond_end;
+                if (ok < 0)
+                    break;
+
+                switch (c) {
+                case '|':
+                    ok |= save_ok;
+                    break;
+                default:
+                    fprintf(stderr, "SOMETHING IS SERIOUSLY WRONG!"
+                            " STOPPING\n");
+                    EXIT(1);
+                }
+            }
+            break;
+        default:
+            goto end;
+        }
+    }
  end:
-	if (debug)
-		process_proxy_debug(indent,
-			"End process_proxy_cond_adders at position %d: %s, returning %d\n",
-			*pos, cond, ok);
+    if (debug)
+        process_proxy_debug(indent,
+                            "End process_proxy_cond_adders at position %d: %s, returning %d\n",
+                            *pos, cond, ok);
 
-	*cond_end = cond;
-	return ok;
-	}
+    *cond_end = cond;
+    return ok;
+}
 
 static int process_proxy_cond(unsigned int letters[26],
-	const char *cond, const char **cond_end)
-	{
-	int pos = 1;
-	return process_proxy_cond_adders(letters, cond, cond_end, &pos, 1);
-	}
+                              const char *cond, const char **cond_end)
+{
+    int pos = 1;
+    return process_proxy_cond_adders(letters, cond, cond_end, &pos, 1);
+}
 
 static int MS_CALLBACK app_verify_callback(X509_STORE_CTX *ctx, void *arg)
-	{
-	int ok=1;
-	struct app_verify_arg *cb_arg = arg;
-	unsigned int letters[26]; /* only used with proxy_auth */
-
-	if (cb_arg->app_verify)
-		{
-		char *s = NULL,buf[256];
-
-		fprintf(stderr, "In app_verify_callback, allowing cert. ");
-		fprintf(stderr, "Arg is: %s\n", cb_arg->string);
-		fprintf(stderr, "Finished printing do we have a context? 0x%p a cert? 0x%p\n",
-			(void *)ctx, (void *)ctx->cert);
-		if (ctx->cert)
-			s=X509_NAME_oneline(X509_get_subject_name(ctx->cert),buf,256);
-		if (s != NULL)
-			{
-			fprintf(stderr,"cert depth=%d %s\n",ctx->error_depth,buf);
-			}
-		return(1);
-		}
-	if (cb_arg->proxy_auth)
-		{
-		int found_any = 0, i;
-		char *sp;
-
-		for(i = 0; i < 26; i++)
-			letters[i] = 0;
-		for(sp = cb_arg->proxy_auth; *sp; sp++)
-			{
-			int c = *sp;
-			if (isascii(c) && isalpha(c))
-				{
-				if (islower(c))
-					c = toupper(c);
-				letters[c - 'A'] = 1;
-				}
-			}
-
-		fprintf(stderr,
-			"  Initial proxy rights = ");
-		for(i = 0; i < 26; i++)
-			if (letters[i])
-				{
-				fprintf(stderr, "%c", i + 'A');
-				found_any = 1;
-				}
-		if (!found_any)
-			fprintf(stderr, "none");
-		fprintf(stderr, "\n");
-
-		X509_STORE_CTX_set_ex_data(ctx,
-			get_proxy_auth_ex_data_idx(),letters);
-		}
-	if (cb_arg->allow_proxy_certs)
-		{
-		X509_STORE_CTX_set_flags(ctx, X509_V_FLAG_ALLOW_PROXY_CERTS);
-		}
-
+{
+    int ok = 1;
+    struct app_verify_arg *cb_arg = arg;
+    unsigned int letters[26];   /* only used with proxy_auth */
+
+    if (cb_arg->app_verify) {
+        char *s = NULL, buf[256];
+
+        fprintf(stderr, "In app_verify_callback, allowing cert. ");
+        fprintf(stderr, "Arg is: %s\n", cb_arg->string);
+        fprintf(stderr,
+                "Finished printing do we have a context? 0x%p a cert? 0x%p\n",
+                (void *)ctx, (void *)ctx->cert);
+        if (ctx->cert)
+            s = X509_NAME_oneline(X509_get_subject_name(ctx->cert), buf, 256);
+        if (s != NULL) {
+            fprintf(stderr, "cert depth=%d %s\n", ctx->error_depth, buf);
+        }
+        return (1);
+    }
+    if (cb_arg->proxy_auth) {
+        int found_any = 0, i;
+        char *sp;
+
+        for (i = 0; i < 26; i++)
+            letters[i] = 0;
+        for (sp = cb_arg->proxy_auth; *sp; sp++) {
+            int c = *sp;
+            if (isascii(c) && isalpha(c)) {
+                if (islower(c))
+                    c = toupper(c);
+                letters[c - 'A'] = 1;
+            }
+        }
+
+        fprintf(stderr, "  Initial proxy rights = ");
+        for (i = 0; i < 26; i++)
+            if (letters[i]) {
+                fprintf(stderr, "%c", i + 'A');
+                found_any = 1;
+            }
+        if (!found_any)
+            fprintf(stderr, "none");
+        fprintf(stderr, "\n");
+
+        X509_STORE_CTX_set_ex_data(ctx,
+                                   get_proxy_auth_ex_data_idx(), letters);
+    }
+    if (cb_arg->allow_proxy_certs) {
+        X509_STORE_CTX_set_flags(ctx, X509_V_FLAG_ALLOW_PROXY_CERTS);
+    }
 #ifndef OPENSSL_NO_X509_VERIFY
-	ok = X509_verify_cert(ctx);
+    ok = X509_verify_cert(ctx);
 #endif
 
-	if (cb_arg->proxy_auth)
-		{
-		if (ok > 0)
-			{
-			const char *cond_end = NULL;
-
-			ok = process_proxy_cond(letters,
-				cb_arg->proxy_cond, &cond_end);
-
-			if (ok < 0)
-				EXIT(3);
-			if (*cond_end)
-				{
-				fprintf(stderr, "Stopped processing condition before it's end.\n");
-				ok = 0;
-				}
-			if (!ok)
-				fprintf(stderr, "Proxy rights check with condition '%s' proved invalid\n",
-					cb_arg->proxy_cond);
-			else
-				fprintf(stderr, "Proxy rights check with condition '%s' proved valid\n",
-					cb_arg->proxy_cond);
-			}
-		}
-	return(ok);
-	}
+    if (cb_arg->proxy_auth) {
+        if (ok > 0) {
+            const char *cond_end = NULL;
+
+            ok = process_proxy_cond(letters, cb_arg->proxy_cond, &cond_end);
+
+            if (ok < 0)
+                EXIT(3);
+            if (*cond_end) {
+                fprintf(stderr,
+                        "Stopped processing condition before it's end.\n");
+                ok = 0;
+            }
+            if (!ok)
+                fprintf(stderr,
+                        "Proxy rights check with condition '%s' proved invalid\n",
+                        cb_arg->proxy_cond);
+            else
+                fprintf(stderr,
+                        "Proxy rights check with condition '%s' proved valid\n",
+                        cb_arg->proxy_cond);
+        }
+    }
+    return (ok);
+}
 
 #ifndef OPENSSL_NO_RSA
-static RSA *rsa_tmp=NULL;
+static RSA *rsa_tmp = NULL;
 
 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
-	{
-	BIGNUM *bn = NULL;
-	if (rsa_tmp == NULL)
-		{
-		bn = BN_new();
-		rsa_tmp = RSA_new();
-		if(!bn || !rsa_tmp || !BN_set_word(bn, RSA_F4))
-			{
-			BIO_printf(bio_err, "Memory error...");
-			goto end;
-			}
-		BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
-		(void)BIO_flush(bio_err);
-		if(!RSA_generate_key_ex(rsa_tmp,keylength,bn,NULL))
-			{
-			BIO_printf(bio_err, "Error generating key.");
-			RSA_free(rsa_tmp);
-			rsa_tmp = NULL;
-			}
-end:
-		BIO_printf(bio_err,"\n");
-		(void)BIO_flush(bio_err);
-		}
-	if(bn) BN_free(bn);
-	return(rsa_tmp);
-	}
+{
+    BIGNUM *bn = NULL;
+    if (rsa_tmp == NULL) {
+        bn = BN_new();
+        rsa_tmp = RSA_new();
+        if (!bn || !rsa_tmp || !BN_set_word(bn, RSA_F4)) {
+            BIO_printf(bio_err, "Memory error...");
+            goto end;
+        }
+        BIO_printf(bio_err, "Generating temp (%d bit) RSA key...", keylength);
+        (void)BIO_flush(bio_err);
+        if (!RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL)) {
+            BIO_printf(bio_err, "Error generating key.");
+            RSA_free(rsa_tmp);
+            rsa_tmp = NULL;
+        }
+ end:
+        BIO_printf(bio_err, "\n");
+        (void)BIO_flush(bio_err);
+    }
+    if (bn)
+        BN_free(bn);
+    return (rsa_tmp);
+}
 
 static void free_tmp_rsa(void)
-	{
-	if (rsa_tmp != NULL)
-		{
-		RSA_free(rsa_tmp);
-		rsa_tmp = NULL;
-		}
-	}
+{
+    if (rsa_tmp != NULL) {
+        RSA_free(rsa_tmp);
+        rsa_tmp = NULL;
+    }
+}
 #endif
 
 #ifndef OPENSSL_NO_DH
-/* These DH parameters have been generated as follows:
+/*-
+ * These DH parameters have been generated as follows:
  *    $ openssl dhparam -C -noout 512
  *    $ openssl dhparam -C -noout 1024
  *    $ openssl dhparam -C -noout -dsaparam 1024
  * (The third function has been renamed to avoid name conflicts.)
  */
 static DH *get_dh512()
-	{
-	static unsigned char dh512_p[]={
-		0xCB,0xC8,0xE1,0x86,0xD0,0x1F,0x94,0x17,0xA6,0x99,0xF0,0xC6,
-		0x1F,0x0D,0xAC,0xB6,0x25,0x3E,0x06,0x39,0xCA,0x72,0x04,0xB0,
-		0x6E,0xDA,0xC0,0x61,0xE6,0x7A,0x77,0x25,0xE8,0x3B,0xB9,0x5F,
-		0x9A,0xB6,0xB5,0xFE,0x99,0x0B,0xA1,0x93,0x4E,0x35,0x33,0xB8,
-		0xE1,0xF1,0x13,0x4F,0x59,0x1A,0xD2,0x57,0xC0,0x26,0x21,0x33,
-		0x02,0xC5,0xAE,0x23,
-		};
-	static unsigned char dh512_g[]={
-		0x02,
-		};
-	DH *dh;
-
-	if ((dh=DH_new()) == NULL) return(NULL);
-	dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
-	dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
-	if ((dh->p == NULL) || (dh->g == NULL))
-		{ DH_free(dh); return(NULL); }
-	return(dh);
-	}
+{
+    static unsigned char dh512_p[] = {
+        0xCB, 0xC8, 0xE1, 0x86, 0xD0, 0x1F, 0x94, 0x17, 0xA6, 0x99, 0xF0,
+        0xC6,
+        0x1F, 0x0D, 0xAC, 0xB6, 0x25, 0x3E, 0x06, 0x39, 0xCA, 0x72, 0x04,
+        0xB0,
+        0x6E, 0xDA, 0xC0, 0x61, 0xE6, 0x7A, 0x77, 0x25, 0xE8, 0x3B, 0xB9,
+        0x5F,
+        0x9A, 0xB6, 0xB5, 0xFE, 0x99, 0x0B, 0xA1, 0x93, 0x4E, 0x35, 0x33,
+        0xB8,
+        0xE1, 0xF1, 0x13, 0x4F, 0x59, 0x1A, 0xD2, 0x57, 0xC0, 0x26, 0x21,
+        0x33,
+        0x02, 0xC5, 0xAE, 0x23,
+    };
+    static unsigned char dh512_g[] = {
+        0x02,
+    };
+    DH *dh;
+
+    if ((dh = DH_new()) == NULL)
+        return (NULL);
+    dh->p = BN_bin2bn(dh512_p, sizeof(dh512_p), NULL);
+    dh->g = BN_bin2bn(dh512_g, sizeof(dh512_g), NULL);
+    if ((dh->p == NULL) || (dh->g == NULL)) {
+        DH_free(dh);
+        return (NULL);
+    }
+    return (dh);
+}
 
 static DH *get_dh1024()
-	{
-	static unsigned char dh1024_p[]={
-		0xF8,0x81,0x89,0x7D,0x14,0x24,0xC5,0xD1,0xE6,0xF7,0xBF,0x3A,
-		0xE4,0x90,0xF4,0xFC,0x73,0xFB,0x34,0xB5,0xFA,0x4C,0x56,0xA2,
-		0xEA,0xA7,0xE9,0xC0,0xC0,0xCE,0x89,0xE1,0xFA,0x63,0x3F,0xB0,
-		0x6B,0x32,0x66,0xF1,0xD1,0x7B,0xB0,0x00,0x8F,0xCA,0x87,0xC2,
-		0xAE,0x98,0x89,0x26,0x17,0xC2,0x05,0xD2,0xEC,0x08,0xD0,0x8C,
-		0xFF,0x17,0x52,0x8C,0xC5,0x07,0x93,0x03,0xB1,0xF6,0x2F,0xB8,
-		0x1C,0x52,0x47,0x27,0x1B,0xDB,0xD1,0x8D,0x9D,0x69,0x1D,0x52,
-		0x4B,0x32,0x81,0xAA,0x7F,0x00,0xC8,0xDC,0xE6,0xD9,0xCC,0xC1,
-		0x11,0x2D,0x37,0x34,0x6C,0xEA,0x02,0x97,0x4B,0x0E,0xBB,0xB1,
-		0x71,0x33,0x09,0x15,0xFD,0xDD,0x23,0x87,0x07,0x5E,0x89,0xAB,
-		0x6B,0x7C,0x5F,0xEC,0xA6,0x24,0xDC,0x53,
-		};
-	static unsigned char dh1024_g[]={
-		0x02,
-		};
-	DH *dh;
-
-	if ((dh=DH_new()) == NULL) return(NULL);
-	dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
-	dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
-	if ((dh->p == NULL) || (dh->g == NULL))
-		{ DH_free(dh); return(NULL); }
-	return(dh);
-	}
+{
+    static unsigned char dh1024_p[] = {
+        0xF8, 0x81, 0x89, 0x7D, 0x14, 0x24, 0xC5, 0xD1, 0xE6, 0xF7, 0xBF,
+        0x3A,
+        0xE4, 0x90, 0xF4, 0xFC, 0x73, 0xFB, 0x34, 0xB5, 0xFA, 0x4C, 0x56,
+        0xA2,
+        0xEA, 0xA7, 0xE9, 0xC0, 0xC0, 0xCE, 0x89, 0xE1, 0xFA, 0x63, 0x3F,
+        0xB0,
+        0x6B, 0x32, 0x66, 0xF1, 0xD1, 0x7B, 0xB0, 0x00, 0x8F, 0xCA, 0x87,
+        0xC2,
+        0xAE, 0x98, 0x89, 0x26, 0x17, 0xC2, 0x05, 0xD2, 0xEC, 0x08, 0xD0,
+        0x8C,
+        0xFF, 0x17, 0x52, 0x8C, 0xC5, 0x07, 0x93, 0x03, 0xB1, 0xF6, 0x2F,
+        0xB8,
+        0x1C, 0x52, 0x47, 0x27, 0x1B, 0xDB, 0xD1, 0x8D, 0x9D, 0x69, 0x1D,
+        0x52,
+        0x4B, 0x32, 0x81, 0xAA, 0x7F, 0x00, 0xC8, 0xDC, 0xE6, 0xD9, 0xCC,
+        0xC1,
+        0x11, 0x2D, 0x37, 0x34, 0x6C, 0xEA, 0x02, 0x97, 0x4B, 0x0E, 0xBB,
+        0xB1,
+        0x71, 0x33, 0x09, 0x15, 0xFD, 0xDD, 0x23, 0x87, 0x07, 0x5E, 0x89,
+        0xAB,
+        0x6B, 0x7C, 0x5F, 0xEC, 0xA6, 0x24, 0xDC, 0x53,
+    };
+    static unsigned char dh1024_g[] = {
+        0x02,
+    };
+    DH *dh;
+
+    if ((dh = DH_new()) == NULL)
+        return (NULL);
+    dh->p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL);
+    dh->g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL);
+    if ((dh->p == NULL) || (dh->g == NULL)) {
+        DH_free(dh);
+        return (NULL);
+    }
+    return (dh);
+}
 
 static DH *get_dh1024dsa()
-	{
-	static unsigned char dh1024_p[]={
-		0xC8,0x00,0xF7,0x08,0x07,0x89,0x4D,0x90,0x53,0xF3,0xD5,0x00,
-		0x21,0x1B,0xF7,0x31,0xA6,0xA2,0xDA,0x23,0x9A,0xC7,0x87,0x19,
-		0x3B,0x47,0xB6,0x8C,0x04,0x6F,0xFF,0xC6,0x9B,0xB8,0x65,0xD2,
-		0xC2,0x5F,0x31,0x83,0x4A,0xA7,0x5F,0x2F,0x88,0x38,0xB6,0x55,
-		0xCF,0xD9,0x87,0x6D,0x6F,0x9F,0xDA,0xAC,0xA6,0x48,0xAF,0xFC,
-		0x33,0x84,0x37,0x5B,0x82,0x4A,0x31,0x5D,0xE7,0xBD,0x52,0x97,
-		0xA1,0x77,0xBF,0x10,0x9E,0x37,0xEA,0x64,0xFA,0xCA,0x28,0x8D,
-		0x9D,0x3B,0xD2,0x6E,0x09,0x5C,0x68,0xC7,0x45,0x90,0xFD,0xBB,
-		0x70,0xC9,0x3A,0xBB,0xDF,0xD4,0x21,0x0F,0xC4,0x6A,0x3C,0xF6,
-		0x61,0xCF,0x3F,0xD6,0x13,0xF1,0x5F,0xBC,0xCF,0xBC,0x26,0x9E,
-		0xBC,0x0B,0xBD,0xAB,0x5D,0xC9,0x54,0x39,
-		};
-	static unsigned char dh1024_g[]={
-		0x3B,0x40,0x86,0xE7,0xF3,0x6C,0xDE,0x67,0x1C,0xCC,0x80,0x05,
-		0x5A,0xDF,0xFE,0xBD,0x20,0x27,0x74,0x6C,0x24,0xC9,0x03,0xF3,
-		0xE1,0x8D,0xC3,0x7D,0x98,0x27,0x40,0x08,0xB8,0x8C,0x6A,0xE9,
-		0xBB,0x1A,0x3A,0xD6,0x86,0x83,0x5E,0x72,0x41,0xCE,0x85,0x3C,
-		0xD2,0xB3,0xFC,0x13,0xCE,0x37,0x81,0x9E,0x4C,0x1C,0x7B,0x65,
-		0xD3,0xE6,0xA6,0x00,0xF5,0x5A,0x95,0x43,0x5E,0x81,0xCF,0x60,
-		0xA2,0x23,0xFC,0x36,0xA7,0x5D,0x7A,0x4C,0x06,0x91,0x6E,0xF6,
-		0x57,0xEE,0x36,0xCB,0x06,0xEA,0xF5,0x3D,0x95,0x49,0xCB,0xA7,
-		0xDD,0x81,0xDF,0x80,0x09,0x4A,0x97,0x4D,0xA8,0x22,0x72,0xA1,
-		0x7F,0xC4,0x70,0x56,0x70,0xE8,0x20,0x10,0x18,0x8F,0x2E,0x60,
-		0x07,0xE7,0x68,0x1A,0x82,0x5D,0x32,0xA2,
-		};
-	DH *dh;
-
-	if ((dh=DH_new()) == NULL) return(NULL);
-	dh->p=BN_bin2bn(dh1024_p,sizeof(dh1024_p),NULL);
-	dh->g=BN_bin2bn(dh1024_g,sizeof(dh1024_g),NULL);
-	if ((dh->p == NULL) || (dh->g == NULL))
-		{ DH_free(dh); return(NULL); }
-	dh->length = 160;
-	return(dh);
-	}
+{
+    static unsigned char dh1024_p[] = {
+        0xC8, 0x00, 0xF7, 0x08, 0x07, 0x89, 0x4D, 0x90, 0x53, 0xF3, 0xD5,
+        0x00,
+        0x21, 0x1B, 0xF7, 0x31, 0xA6, 0xA2, 0xDA, 0x23, 0x9A, 0xC7, 0x87,
+        0x19,
+        0x3B, 0x47, 0xB6, 0x8C, 0x04, 0x6F, 0xFF, 0xC6, 0x9B, 0xB8, 0x65,
+        0xD2,
+        0xC2, 0x5F, 0x31, 0x83, 0x4A, 0xA7, 0x5F, 0x2F, 0x88, 0x38, 0xB6,
+        0x55,
+        0xCF, 0xD9, 0x87, 0x6D, 0x6F, 0x9F, 0xDA, 0xAC, 0xA6, 0x48, 0xAF,
+        0xFC,
+        0x33, 0x84, 0x37, 0x5B, 0x82, 0x4A, 0x31, 0x5D, 0xE7, 0xBD, 0x52,
+        0x97,
+        0xA1, 0x77, 0xBF, 0x10, 0x9E, 0x37, 0xEA, 0x64, 0xFA, 0xCA, 0x28,
+        0x8D,
+        0x9D, 0x3B, 0xD2, 0x6E, 0x09, 0x5C, 0x68, 0xC7, 0x45, 0x90, 0xFD,
+        0xBB,
+        0x70, 0xC9, 0x3A, 0xBB, 0xDF, 0xD4, 0x21, 0x0F, 0xC4, 0x6A, 0x3C,
+        0xF6,
+        0x61, 0xCF, 0x3F, 0xD6, 0x13, 0xF1, 0x5F, 0xBC, 0xCF, 0xBC, 0x26,
+        0x9E,
+        0xBC, 0x0B, 0xBD, 0xAB, 0x5D, 0xC9, 0x54, 0x39,
+    };
+    static unsigned char dh1024_g[] = {
+        0x3B, 0x40, 0x86, 0xE7, 0xF3, 0x6C, 0xDE, 0x67, 0x1C, 0xCC, 0x80,
+        0x05,
+        0x5A, 0xDF, 0xFE, 0xBD, 0x20, 0x27, 0x74, 0x6C, 0x24, 0xC9, 0x03,
+        0xF3,
+        0xE1, 0x8D, 0xC3, 0x7D, 0x98, 0x27, 0x40, 0x08, 0xB8, 0x8C, 0x6A,
+        0xE9,
+        0xBB, 0x1A, 0x3A, 0xD6, 0x86, 0x83, 0x5E, 0x72, 0x41, 0xCE, 0x85,
+        0x3C,
+        0xD2, 0xB3, 0xFC, 0x13, 0xCE, 0x37, 0x81, 0x9E, 0x4C, 0x1C, 0x7B,
+        0x65,
+        0xD3, 0xE6, 0xA6, 0x00, 0xF5, 0x5A, 0x95, 0x43, 0x5E, 0x81, 0xCF,
+        0x60,
+        0xA2, 0x23, 0xFC, 0x36, 0xA7, 0x5D, 0x7A, 0x4C, 0x06, 0x91, 0x6E,
+        0xF6,
+        0x57, 0xEE, 0x36, 0xCB, 0x06, 0xEA, 0xF5, 0x3D, 0x95, 0x49, 0xCB,
+        0xA7,
+        0xDD, 0x81, 0xDF, 0x80, 0x09, 0x4A, 0x97, 0x4D, 0xA8, 0x22, 0x72,
+        0xA1,
+        0x7F, 0xC4, 0x70, 0x56, 0x70, 0xE8, 0x20, 0x10, 0x18, 0x8F, 0x2E,
+        0x60,
+        0x07, 0xE7, 0x68, 0x1A, 0x82, 0x5D, 0x32, 0xA2,
+    };
+    DH *dh;
+
+    if ((dh = DH_new()) == NULL)
+        return (NULL);
+    dh->p = BN_bin2bn(dh1024_p, sizeof(dh1024_p), NULL);
+    dh->g = BN_bin2bn(dh1024_g, sizeof(dh1024_g), NULL);
+    if ((dh->p == NULL) || (dh->g == NULL)) {
+        DH_free(dh);
+        return (NULL);
+    }
+    dh->length = 160;
+    return (dh);
+}
 #endif
 
 #ifndef OPENSSL_NO_PSK
 /* convert the PSK key (psk_key) in ascii to binary (psk) */
 static int psk_key2bn(const char *pskkey, unsigned char *psk,
-	unsigned int max_psk_len)
-	{
-	int ret;
-	BIGNUM *bn = NULL;
-
-	ret = BN_hex2bn(&bn, pskkey);
-	if (!ret)
-		{
-		BIO_printf(bio_err,"Could not convert PSK key '%s' to BIGNUM\n", pskkey); 
-		if (bn)
-			BN_free(bn);
-		return 0;
-		}
-	if (BN_num_bytes(bn) > (int)max_psk_len)
-		{
-		BIO_printf(bio_err,"psk buffer of callback is too small (%d) for key (%d)\n",
-			max_psk_len, BN_num_bytes(bn));
-		BN_free(bn);
-		return 0;
-		}
-	ret = BN_bn2bin(bn, psk);
-	BN_free(bn);
-	return ret;
-	}
-
-static unsigned int psk_client_callback(SSL *ssl, const char *hint, char *identity,
-	unsigned int max_identity_len, unsigned char *psk,
-	unsigned int max_psk_len)
-	{
-	int ret;
-	unsigned int psk_len = 0;
-
-	ret = BIO_snprintf(identity, max_identity_len, "Client_identity");
-	if (ret < 0)
-		goto out_err;
-	if (debug)
-		fprintf(stderr, "client: created identity '%s' len=%d\n", identity, ret);
-	ret = psk_key2bn(psk_key, psk, max_psk_len);
-	if (ret < 0)
-		goto out_err;
-	psk_len = ret;
-out_err:
-	return psk_len;
-	}
+                      unsigned int max_psk_len)
+{
+    int ret;
+    BIGNUM *bn = NULL;
+
+    ret = BN_hex2bn(&bn, pskkey);
+    if (!ret) {
+        BIO_printf(bio_err, "Could not convert PSK key '%s' to BIGNUM\n",
+                   pskkey);
+        if (bn)
+            BN_free(bn);
+        return 0;
+    }
+    if (BN_num_bytes(bn) > (int)max_psk_len) {
+        BIO_printf(bio_err,
+                   "psk buffer of callback is too small (%d) for key (%d)\n",
+                   max_psk_len, BN_num_bytes(bn));
+        BN_free(bn);
+        return 0;
+    }
+    ret = BN_bn2bin(bn, psk);
+    BN_free(bn);
+    return ret;
+}
+
+static unsigned int psk_client_callback(SSL *ssl, const char *hint,
+                                        char *identity,
+                                        unsigned int max_identity_len,
+                                        unsigned char *psk,
+                                        unsigned int max_psk_len)
+{
+    int ret;
+    unsigned int psk_len = 0;
+
+    ret = BIO_snprintf(identity, max_identity_len, "Client_identity");
+    if (ret < 0)
+        goto out_err;
+    if (debug)
+        fprintf(stderr, "client: created identity '%s' len=%d\n", identity,
+                ret);
+    ret = psk_key2bn(psk_key, psk, max_psk_len);
+    if (ret < 0)
+        goto out_err;
+    psk_len = ret;
+ out_err:
+    return psk_len;
+}
 
 static unsigned int psk_server_callback(SSL *ssl, const char *identity,
-	unsigned char *psk, unsigned int max_psk_len)
-	{
-	unsigned int psk_len=0;
-
-	if (strcmp(identity, "Client_identity") != 0)
-		{
-		BIO_printf(bio_err, "server: PSK error: client identity not found\n");
-		return 0;
-		}
-	psk_len=psk_key2bn(psk_key, psk, max_psk_len);
-	return psk_len;
-	}
+                                        unsigned char *psk,
+                                        unsigned int max_psk_len)
+{
+    unsigned int psk_len = 0;
+
+    if (strcmp(identity, "Client_identity") != 0) {
+        BIO_printf(bio_err, "server: PSK error: client identity not found\n");
+        return 0;
+    }
+    psk_len = psk_key2bn(psk_key, psk, max_psk_len);
+    return psk_len;
+}
 #endif
 
 static int do_test_cipherlist(void)
-	{
-	int i = 0;
-	const SSL_METHOD *meth;
-	const SSL_CIPHER *ci, *tci = NULL;
+{
+    int i = 0;
+    const SSL_METHOD *meth;
+    const SSL_CIPHER *ci, *tci = NULL;
 
 #ifndef OPENSSL_NO_SSL2
-	fprintf(stderr, "testing SSLv2 cipher list order: ");
-	meth = SSLv2_method();
-	while ((ci = meth->get_cipher(i++)) != NULL)
-		{
-		if (tci != NULL)
-			if (ci->id >= tci->id)
-				{
-				fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
-				return 0;
-				}
-		tci = ci;
-		}
-	fprintf(stderr, "ok\n");
+    fprintf(stderr, "testing SSLv2 cipher list order: ");
+    meth = SSLv2_method();
+    while ((ci = meth->get_cipher(i++)) != NULL) {
+        if (tci != NULL)
+            if (ci->id >= tci->id) {
+                fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
+                return 0;
+            }
+        tci = ci;
+    }
+    fprintf(stderr, "ok\n");
 #endif
 #ifndef OPENSSL_NO_SSL3
-	fprintf(stderr, "testing SSLv3 cipher list order: ");
-	meth = SSLv3_method();
-	tci = NULL;
-	while ((ci = meth->get_cipher(i++)) != NULL)
-		{
-		if (tci != NULL)
-			if (ci->id >= tci->id)
-				{
-				fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
-				return 0;
-				}
-		tci = ci;
-		}
-	fprintf(stderr, "ok\n");
+    fprintf(stderr, "testing SSLv3 cipher list order: ");
+    meth = SSLv3_method();
+    tci = NULL;
+    while ((ci = meth->get_cipher(i++)) != NULL) {
+        if (tci != NULL)
+            if (ci->id >= tci->id) {
+                fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
+                return 0;
+            }
+        tci = ci;
+    }
+    fprintf(stderr, "ok\n");
 #endif
 #ifndef OPENSSL_NO_TLS1
-	fprintf(stderr, "testing TLSv1 cipher list order: ");
-	meth = TLSv1_method();
-	tci = NULL;
-	while ((ci = meth->get_cipher(i++)) != NULL)
-		{
-		if (tci != NULL)
-			if (ci->id >= tci->id)
-				{
-				fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
-				return 0;
-				}
-		tci = ci;
-		}
-	fprintf(stderr, "ok\n");
+    fprintf(stderr, "testing TLSv1 cipher list order: ");
+    meth = TLSv1_method();
+    tci = NULL;
+    while ((ci = meth->get_cipher(i++)) != NULL) {
+        if (tci != NULL)
+            if (ci->id >= tci->id) {
+                fprintf(stderr, "failed %lx vs. %lx\n", ci->id, tci->id);
+                return 0;
+            }
+        tci = ci;
+    }
+    fprintf(stderr, "ok\n");
 #endif
 
-	return 1;
-	}
+    return 1;
+}