Merged origin/release (checked in because wanted to merge new stuff)

1 files changed, 503 insertions, 536 deletions

diff --git a/openssl/apps/openssl.c b/openssl/apps/openssl.c
index 71e1e48ec..112ed7e60 100644
--- a/openssl/apps/openssl.c
+++ b/openssl/apps/openssl.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
@@ -109,11 +109,11 @@
  *
  */
 
-
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define OPENSSL_C /* tells apps.h to use complete apps_startup() */
+#define OPENSSL_C               /* tells apps.h to use complete
+                                 * apps_startup() */
 #include "apps.h"
 #include <openssl/bio.h>
 #include <openssl/crypto.h>
@@ -124,97 +124,90 @@
 #include <openssl/pem.h>
 #include <openssl/ssl.h>
 #ifndef OPENSSL_NO_ENGINE
-#include <openssl/engine.h>
+# include <openssl/engine.h>
 #endif
-#define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */
+#define USE_SOCKETS             /* needed for the _O_BINARY defs in the MS
+                                 * world */
 #include "progs.h"
 #include "s_apps.h"
 #include <openssl/err.h>
 #ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
+# include <openssl/fips.h>
 #endif
 
-/* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the
- * base prototypes (we cast each variable inside the function to the required
- * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper
- * functions. */
+/*
+ * The LHASH callbacks ("hash" & "cmp") have been replaced by functions with
+ * the base prototypes (we cast each variable inside the function to the
+ * required type of "FUNCTION*"). This removes the necessity for
+ * macro-generated wrapper functions.
+ */
 
-static LHASH_OF(FUNCTION) *prog_init(void );
-static int do_cmd(LHASH_OF(FUNCTION) *prog,int argc,char *argv[]);
+static LHASH_OF(FUNCTION) *prog_init(void);
+static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]);
 static void list_pkey(BIO *out);
 static void list_cipher(BIO *out);
 static void list_md(BIO *out);
-char *default_config_file=NULL;
+char *default_config_file = NULL;
 
 /* Make sure there is only one when MONOLITH is defined */
 #ifdef MONOLITH
-CONF *config=NULL;
-BIO *bio_err=NULL;
+CONF *config = NULL;
+BIO *bio_err = NULL;
 #endif
 
-
 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);
+    }
+}
 
 #if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
 # define ARGV _Argv
@@ -223,235 +216,233 @@ static void lock_dbg_cb(int mode, int type, const char *file, int line)
 #endif
 
 int main(int Argc, char *ARGV[])
-	{
-	ARGS arg;
-#define PROG_NAME_SIZE	39
-	char pname[PROG_NAME_SIZE+1];
-	FUNCTION f,*fp;
-	MS_STATIC const char *prompt;
-	MS_STATIC char buf[1024];
-	char *to_free=NULL;
-	int n,i,ret=0;
-	int argc;
-	char **argv,*p;
-	LHASH_OF(FUNCTION) *prog=NULL;
-	long errline;
+{
+    ARGS arg;
+#define PROG_NAME_SIZE  39
+    char pname[PROG_NAME_SIZE + 1];
+    FUNCTION f, *fp;
+    MS_STATIC const char *prompt;
+    MS_STATIC char buf[1024];
+    char *to_free = NULL;
+    int n, i, ret = 0;
+    int argc;
+    char **argv, *p;
+    LHASH_OF(FUNCTION) *prog = NULL;
+    long errline;
 
 #if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
-	/* 2011-03-22 SMS.
-	 * If we have 32-bit pointers everywhere, then we're safe, and
-	 * we bypass this mess, as on non-VMS systems.  (See ARGV,
-	 * above.)
-	 * Problem 1: Compaq/HP C before V7.3 always used 32-bit
-	 * pointers for argv[].
-	 * Fix 1: For a 32-bit argv[], when we're using 64-bit pointers
-	 * everywhere else, we always allocate and use a 64-bit
-	 * duplicate of argv[].
-	 * Problem 2: Compaq/HP C V7.3 (Alpha, IA64) before ECO1 failed
-	 * to NULL-terminate a 64-bit argv[].  (As this was written, the
-	 * compiler ECO was available only on IA64.)
-	 * Fix 2: Unless advised not to (VMS_TRUST_ARGV), we test a
-	 * 64-bit argv[argc] for NULL, and, if necessary, use a
-	 * (properly) NULL-terminated (64-bit) duplicate of argv[].
-	 * The same code is used in either case to duplicate argv[].
-	 * Some of these decisions could be handled in preprocessing,
-	 * but the code tends to get even uglier, and the penalty for
-	 * deciding at compile- or run-time is tiny.
-	 */
-	char **Argv = NULL;
-	int free_Argv = 0;
-
-	if ((sizeof( _Argv) < 8)        /* 32-bit argv[]. */
+    /*-
+     * 2011-03-22 SMS.
+     * If we have 32-bit pointers everywhere, then we're safe, and
+     * we bypass this mess, as on non-VMS systems.  (See ARGV,
+     * above.)
+     * Problem 1: Compaq/HP C before V7.3 always used 32-bit
+     * pointers for argv[].
+     * Fix 1: For a 32-bit argv[], when we're using 64-bit pointers
+     * everywhere else, we always allocate and use a 64-bit
+     * duplicate of argv[].
+     * Problem 2: Compaq/HP C V7.3 (Alpha, IA64) before ECO1 failed
+     * to NULL-terminate a 64-bit argv[].  (As this was written, the
+     * compiler ECO was available only on IA64.)
+     * Fix 2: Unless advised not to (VMS_TRUST_ARGV), we test a
+     * 64-bit argv[argc] for NULL, and, if necessary, use a
+     * (properly) NULL-terminated (64-bit) duplicate of argv[].
+     * The same code is used in either case to duplicate argv[].
+     * Some of these decisions could be handled in preprocessing,
+     * but the code tends to get even uglier, and the penalty for
+     * deciding at compile- or run-time is tiny.
+     */
+    char **Argv = NULL;
+    int free_Argv = 0;
+
+    if ((sizeof(_Argv) < 8)     /* 32-bit argv[]. */
 # if !defined( VMS_TRUST_ARGV)
-	 || (_Argv[ Argc] != NULL)      /* Untrusted argv[argc] not NULL. */
+        || (_Argv[Argc] != NULL) /* Untrusted argv[argc] not NULL. */
 # endif
-		)
-		{
-		int i;
-		Argv = OPENSSL_malloc( (Argc+ 1)* sizeof( char *));
-		if (Argv == NULL)
-			{ ret = -1; goto end; }
-		for(i = 0; i < Argc; i++)
-			Argv[i] = _Argv[i];
-		Argv[ Argc] = NULL;     /* Certain NULL termination. */
-		free_Argv = 1;
-		}
-	else
-		{
-		/* Use the known-good 32-bit argv[] (which needs the
-		 * type cast to satisfy the compiler), or the trusted or
-		 * tested-good 64-bit argv[] as-is. */
-		Argv = (char **)_Argv;
-		}
-#endif /* defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64) */
-
-	arg.data=NULL;
-	arg.count=0;
-
-	if (bio_err == NULL)
-		if ((bio_err=BIO_new(BIO_s_file())) != NULL)
-			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
-
-	if (getenv("OPENSSL_DEBUG_MEMORY") != NULL) /* if not defined, use compiled-in library defaults */
-		{
-		if (!(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);
+        ) {
+        int i;
+        Argv = OPENSSL_malloc((Argc + 1) * sizeof(char *));
+        if (Argv == NULL) {
+            ret = -1;
+            goto end;
+        }
+        for (i = 0; i < Argc; i++)
+            Argv[i] = _Argv[i];
+        Argv[Argc] = NULL;      /* Certain NULL termination. */
+        free_Argv = 1;
+    } else {
+        /*
+         * Use the known-good 32-bit argv[] (which needs the type cast to
+         * satisfy the compiler), or the trusted or tested-good 64-bit argv[]
+         * as-is.
+         */
+        Argv = (char **)_Argv;
+    }
+#endif                          /* defined( OPENSSL_SYS_VMS) &&
+                                 * (__INITIAL_POINTER_SIZE == 64) */
+
+    arg.data = NULL;
+    arg.count = 0;
+
+    if (bio_err == NULL)
+        if ((bio_err = BIO_new(BIO_s_file())) != NULL)
+            BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
+
+    if (getenv("OPENSSL_DEBUG_MEMORY") != NULL) { /* if not defined, use
+                                                   * compiled-in library
+                                                   * defaults */
+        if (!(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);
 
 #if 0
-	if (getenv("OPENSSL_DEBUG_LOCKING") != NULL)
+    if (getenv("OPENSSL_DEBUG_LOCKING") != NULL)
 #endif
-		{
-		CRYPTO_set_locking_callback(lock_dbg_cb);
-		}
+    {
+        CRYPTO_set_locking_callback(lock_dbg_cb);
+    }
 
-	if(getenv("OPENSSL_FIPS")) {
+    if (getenv("OPENSSL_FIPS")) {
 #ifdef OPENSSL_FIPS
-		if (!FIPS_mode_set(1)) {
-			ERR_load_crypto_strings();
-			ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE));
-			EXIT(1);
-		}
+        if (!FIPS_mode_set(1)) {
+            ERR_load_crypto_strings();
+            ERR_print_errors(BIO_new_fp(stderr, BIO_NOCLOSE));
+            EXIT(1);
+        }
 #else
-		fprintf(stderr, "FIPS mode not supported.\n");
-		EXIT(1);
+        fprintf(stderr, "FIPS mode not supported.\n");
+        EXIT(1);
 #endif
-		}
-
-	apps_startup();
-
-	/* Lets load up our environment a little */
-	p=getenv("OPENSSL_CONF");
-	if (p == NULL)
-		p=getenv("SSLEAY_CONF");
-	if (p == NULL)
-		p=to_free=make_config_name();
-
-	default_config_file=p;
-
-	config=NCONF_new(NULL);
-	i=NCONF_load(config,p,&errline);
-	if (i == 0)
-		{
-		if (ERR_GET_REASON(ERR_peek_last_error())
-		    == CONF_R_NO_SUCH_FILE)
-			{
-			BIO_printf(bio_err,
-				   "WARNING: can't open config file: %s\n",p);
-			ERR_clear_error();
-			NCONF_free(config);
-			config = NULL;
-			}
-		else
-			{
-			ERR_print_errors(bio_err);
-			NCONF_free(config);
-			exit(1);
-			}
-		}
-
-	prog=prog_init();
-
-	/* first check the program name */
-	program_name(Argv[0],pname,sizeof pname);
-
-	f.name=pname;
-	fp=lh_FUNCTION_retrieve(prog,&f);
-	if (fp != NULL)
-		{
-		Argv[0]=pname;
-		ret=fp->func(Argc,Argv);
-		goto end;
-		}
-
-	/* ok, now check that there are not arguments, if there are,
-	 * run with them, shifting the ssleay off the front */
-	if (Argc != 1)
-		{
-		Argc--;
-		Argv++;
-		ret=do_cmd(prog,Argc,Argv);
-		if (ret < 0) ret=0;
-		goto end;
-		}
-
-	/* ok, lets enter the old 'OpenSSL>' mode */
-	
-	for (;;)
-		{
-		ret=0;
-		p=buf;
-		n=sizeof buf;
-		i=0;
-		for (;;)
-			{
-			p[0]='\0';
-			if (i++)
-				prompt=">";
-			else	prompt="OpenSSL> ";
-			fputs(prompt,stdout);
-			fflush(stdout);
-			if (!fgets(p,n,stdin))
-				goto end;
-			if (p[0] == '\0') goto end;
-			i=strlen(p);
-			if (i <= 1) break;
-			if (p[i-2] != '\\') break;
-			i-=2;
-			p+=i;
-			n-=i;
-			}
-		if (!chopup_args(&arg,buf,&argc,&argv)) break;
-
-		ret=do_cmd(prog,argc,argv);
-		if (ret < 0)
-			{
-			ret=0;
-			goto end;
-			}
-		if (ret != 0)
-			BIO_printf(bio_err,"error in %s\n",argv[0]);
-		(void)BIO_flush(bio_err);
-		}
-	BIO_printf(bio_err,"bad exit\n");
-	ret=1;
-end:
-	if (to_free)
-		OPENSSL_free(to_free);
-	if (config != NULL)
-		{
-		NCONF_free(config);
-		config=NULL;
-		}
-	if (prog != NULL) lh_FUNCTION_free(prog);
-	if (arg.data != NULL) OPENSSL_free(arg.data);
-
-	apps_shutdown();
-
-	CRYPTO_mem_leaks(bio_err);
-	if (bio_err != NULL)
-		{
-		BIO_free(bio_err);
-		bio_err=NULL;
-		}
+    }
+
+    apps_startup();
+
+    /* Lets load up our environment a little */
+    p = getenv("OPENSSL_CONF");
+    if (p == NULL)
+        p = getenv("SSLEAY_CONF");
+    if (p == NULL)
+        p = to_free = make_config_name();
+
+    default_config_file = p;
+
+    config = NCONF_new(NULL);
+    i = NCONF_load(config, p, &errline);
+    if (i == 0) {
+        if (ERR_GET_REASON(ERR_peek_last_error())
+            == CONF_R_NO_SUCH_FILE) {
+            BIO_printf(bio_err, "WARNING: can't open config file: %s\n", p);
+            ERR_clear_error();
+            NCONF_free(config);
+            config = NULL;
+        } else {
+            ERR_print_errors(bio_err);
+            NCONF_free(config);
+            exit(1);
+        }
+    }
+
+    prog = prog_init();
+
+    /* first check the program name */
+    program_name(Argv[0], pname, sizeof pname);
+
+    f.name = pname;
+    fp = lh_FUNCTION_retrieve(prog, &f);
+    if (fp != NULL) {
+        Argv[0] = pname;
+        ret = fp->func(Argc, Argv);
+        goto end;
+    }
+
+    /*
+     * ok, now check that there are not arguments, if there are, run with
+     * them, shifting the ssleay off the front
+     */
+    if (Argc != 1) {
+        Argc--;
+        Argv++;
+        ret = do_cmd(prog, Argc, Argv);
+        if (ret < 0)
+            ret = 0;
+        goto end;
+    }
+
+    /* ok, lets enter the old 'OpenSSL>' mode */
+
+    for (;;) {
+        ret = 0;
+        p = buf;
+        n = sizeof buf;
+        i = 0;
+        for (;;) {
+            p[0] = '\0';
+            if (i++)
+                prompt = ">";
+            else
+                prompt = "OpenSSL> ";
+            fputs(prompt, stdout);
+            fflush(stdout);
+            if (!fgets(p, n, stdin))
+                goto end;
+            if (p[0] == '\0')
+                goto end;
+            i = strlen(p);
+            if (i <= 1)
+                break;
+            if (p[i - 2] != '\\')
+                break;
+            i -= 2;
+            p += i;
+            n -= i;
+        }
+        if (!chopup_args(&arg, buf, &argc, &argv))
+            break;
+
+        ret = do_cmd(prog, argc, argv);
+        if (ret < 0) {
+            ret = 0;
+            goto end;
+        }
+        if (ret != 0)
+            BIO_printf(bio_err, "error in %s\n", argv[0]);
+        (void)BIO_flush(bio_err);
+    }
+    BIO_printf(bio_err, "bad exit\n");
+    ret = 1;
+ end:
+    if (to_free)
+        OPENSSL_free(to_free);
+    if (config != NULL) {
+        NCONF_free(config);
+        config = NULL;
+    }
+    if (prog != NULL)
+        lh_FUNCTION_free(prog);
+    if (arg.data != NULL)
+        OPENSSL_free(arg.data);
+
+    if (bio_err != NULL) {
+        BIO_free(bio_err);
+        bio_err = NULL;
+    }
 #if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
-	/* Free any duplicate Argv[] storage. */
-	if (free_Argv)
-		{
-		OPENSSL_free(Argv);
-		}
+    /* Free any duplicate Argv[] storage. */
+    if (free_Argv) {
+        OPENSSL_free(Argv);
+    }
 #endif
-	OPENSSL_EXIT(ret);
-	}
+    apps_shutdown();
+    CRYPTO_mem_leaks(bio_err);
+
+    OPENSSL_EXIT(ret);
+}
 
 #define LIST_STANDARD_COMMANDS "list-standard-commands"
 #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
@@ -460,270 +451,246 @@ end:
 #define LIST_CIPHER_ALGORITHMS "list-cipher-algorithms"
 #define LIST_PUBLIC_KEY_ALGORITHMS "list-public-key-algorithms"
 
-
 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
-	{
-	FUNCTION f,*fp;
-	int i,ret=1,tp,nl;
-
-	if ((argc <= 0) || (argv[0] == NULL))
-		{ ret=0; goto end; }
-	f.name=argv[0];
-	fp=lh_FUNCTION_retrieve(prog,&f);
-	if (fp == NULL)
-		{
-		if (EVP_get_digestbyname(argv[0]))
-			{
-			f.type = FUNC_TYPE_MD;
-			f.func = dgst_main;
-			fp = &f;
-			}
-		else if (EVP_get_cipherbyname(argv[0]))
-			{
-			f.type = FUNC_TYPE_CIPHER;
-			f.func = enc_main;
-			fp = &f;
-			}
-		}
-	if (fp != NULL)
-		{
-		ret=fp->func(argc,argv);
-		}
-	else if ((strncmp(argv[0],"no-",3)) == 0)
-		{
-		BIO *bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);
+{
+    FUNCTION f, *fp;
+    int i, ret = 1, tp, nl;
+
+    if ((argc <= 0) || (argv[0] == NULL)) {
+        ret = 0;
+        goto end;
+    }
+    f.name = argv[0];
+    fp = lh_FUNCTION_retrieve(prog, &f);
+    if (fp == NULL) {
+        if (EVP_get_digestbyname(argv[0])) {
+            f.type = FUNC_TYPE_MD;
+            f.func = dgst_main;
+            fp = &f;
+        } else if (EVP_get_cipherbyname(argv[0])) {
+            f.type = FUNC_TYPE_CIPHER;
+            f.func = enc_main;
+            fp = &f;
+        }
+    }
+    if (fp != NULL) {
+        ret = fp->func(argc, argv);
+    } else if ((strncmp(argv[0], "no-", 3)) == 0) {
+        BIO *bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
 #ifdef OPENSSL_SYS_VMS
-		{
-		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
-		bio_stdout = BIO_push(tmpbio, bio_stdout);
-		}
+        {
+            BIO *tmpbio = BIO_new(BIO_f_linebuffer());
+            bio_stdout = BIO_push(tmpbio, bio_stdout);
+        }
 #endif
-		f.name=argv[0]+3;
-		ret = (lh_FUNCTION_retrieve(prog,&f) != NULL);
-		if (!ret)
-			BIO_printf(bio_stdout, "%s\n", argv[0]);
-		else
-			BIO_printf(bio_stdout, "%s\n", argv[0]+3);
-		BIO_free_all(bio_stdout);
-		goto end;
-		}
-	else if ((strcmp(argv[0],"quit") == 0) ||
-		(strcmp(argv[0],"q") == 0) ||
-		(strcmp(argv[0],"exit") == 0) ||
-		(strcmp(argv[0],"bye") == 0))
-		{
-		ret= -1;
-		goto end;
-		}
-	else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) ||
-		(strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
-		(strcmp(argv[0],LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) ||
-		(strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0) ||
-		(strcmp(argv[0],LIST_CIPHER_ALGORITHMS) == 0) ||
-		(strcmp(argv[0],LIST_PUBLIC_KEY_ALGORITHMS) == 0))
-		{
-		int list_type;
-		BIO *bio_stdout;
-
-		if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0)
-			list_type = FUNC_TYPE_GENERAL;
-		else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0)
-			list_type = FUNC_TYPE_MD;
-		else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_ALGORITHMS) == 0)
-			list_type = FUNC_TYPE_MD_ALG;
-		else if (strcmp(argv[0],LIST_PUBLIC_KEY_ALGORITHMS) == 0)
-			list_type = FUNC_TYPE_PKEY;
-		else if (strcmp(argv[0],LIST_CIPHER_ALGORITHMS) == 0)
-			list_type = FUNC_TYPE_CIPHER_ALG;
-		else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
-			list_type = FUNC_TYPE_CIPHER;
-		bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);
+        f.name = argv[0] + 3;
+        ret = (lh_FUNCTION_retrieve(prog, &f) != NULL);
+        if (!ret)
+            BIO_printf(bio_stdout, "%s\n", argv[0]);
+        else
+            BIO_printf(bio_stdout, "%s\n", argv[0] + 3);
+        BIO_free_all(bio_stdout);
+        goto end;
+    } else if ((strcmp(argv[0], "quit") == 0) ||
+               (strcmp(argv[0], "q") == 0) ||
+               (strcmp(argv[0], "exit") == 0) ||
+               (strcmp(argv[0], "bye") == 0)) {
+        ret = -1;
+        goto end;
+    } else if ((strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) ||
+               (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
+               (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) ||
+               (strcmp(argv[0], LIST_CIPHER_COMMANDS) == 0) ||
+               (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0) ||
+               (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)) {
+        int list_type;
+        BIO *bio_stdout;
+
+        if (strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0)
+            list_type = FUNC_TYPE_GENERAL;
+        else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0)
+            list_type = FUNC_TYPE_MD;
+        else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0)
+            list_type = FUNC_TYPE_MD_ALG;
+        else if (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)
+            list_type = FUNC_TYPE_PKEY;
+        else if (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0)
+            list_type = FUNC_TYPE_CIPHER_ALG;
+        else                    /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
+            list_type = FUNC_TYPE_CIPHER;
+        bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
 #ifdef OPENSSL_SYS_VMS
-		{
-		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
-		bio_stdout = BIO_push(tmpbio, bio_stdout);
-		}
+        {
+            BIO *tmpbio = BIO_new(BIO_f_linebuffer());
+            bio_stdout = BIO_push(tmpbio, bio_stdout);
+        }
 #endif
 
-		if (!load_config(bio_err, NULL))
-			goto end;
-
-		if (list_type == FUNC_TYPE_PKEY)
-			list_pkey(bio_stdout);	
-		if (list_type == FUNC_TYPE_MD_ALG)
-			list_md(bio_stdout);	
-		if (list_type == FUNC_TYPE_CIPHER_ALG)
-			list_cipher(bio_stdout);	
-		else
-			{
-			for (fp=functions; fp->name != NULL; fp++)
-				if (fp->type == list_type)
-					BIO_printf(bio_stdout, "%s\n",
-								fp->name);
-			}
-		BIO_free_all(bio_stdout);
-		ret=0;
-		goto end;
-		}
-	else
-		{
-		BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n",
-			argv[0]);
-		BIO_printf(bio_err, "\nStandard commands");
-		i=0;
-		tp=0;
-		for (fp=functions; fp->name != NULL; fp++)
-			{
-			nl=0;
+        if (!load_config(bio_err, NULL))
+            goto end;
+
+        if (list_type == FUNC_TYPE_PKEY)
+            list_pkey(bio_stdout);
+        if (list_type == FUNC_TYPE_MD_ALG)
+            list_md(bio_stdout);
+        if (list_type == FUNC_TYPE_CIPHER_ALG)
+            list_cipher(bio_stdout);
+        else {
+            for (fp = functions; fp->name != NULL; fp++)
+                if (fp->type == list_type)
+                    BIO_printf(bio_stdout, "%s\n", fp->name);
+        }
+        BIO_free_all(bio_stdout);
+        ret = 0;
+        goto end;
+    } else {
+        BIO_printf(bio_err, "openssl:Error: '%s' is an invalid command.\n",
+                   argv[0]);
+        BIO_printf(bio_err, "\nStandard commands");
+        i = 0;
+        tp = 0;
+        for (fp = functions; fp->name != NULL; fp++) {
+            nl = 0;
 #ifdef OPENSSL_NO_CAMELLIA
-			if (((i++) % 5) == 0)
+            if (((i++) % 5) == 0)
 #else
-			if (((i++) % 4) == 0)
+            if (((i++) % 4) == 0)
 #endif
-				{
-				BIO_printf(bio_err,"\n");
-				nl=1;
-				}
-			if (fp->type != tp)
-				{
-				tp=fp->type;
-				if (!nl) BIO_printf(bio_err,"\n");
-				if (tp == FUNC_TYPE_MD)
-					{
-					i=1;
-					BIO_printf(bio_err,
-						"\nMessage Digest commands (see the `dgst' command for more details)\n");
-					}
-				else if (tp == FUNC_TYPE_CIPHER)
-					{
-					i=1;
-					BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n");
-					}
-				}
+            {
+                BIO_printf(bio_err, "\n");
+                nl = 1;
+            }
+            if (fp->type != tp) {
+                tp = fp->type;
+                if (!nl)
+                    BIO_printf(bio_err, "\n");
+                if (tp == FUNC_TYPE_MD) {
+                    i = 1;
+                    BIO_printf(bio_err,
+                               "\nMessage Digest commands (see the `dgst' command for more details)\n");
+                } else if (tp == FUNC_TYPE_CIPHER) {
+                    i = 1;
+                    BIO_printf(bio_err,
+                               "\nCipher commands (see the `enc' command for more details)\n");
+                }
+            }
 #ifdef OPENSSL_NO_CAMELLIA
-			BIO_printf(bio_err,"%-15s",fp->name);
+            BIO_printf(bio_err, "%-15s", fp->name);
 #else
-			BIO_printf(bio_err,"%-18s",fp->name);
+            BIO_printf(bio_err, "%-18s", fp->name);
 #endif
-			}
-		BIO_printf(bio_err,"\n\n");
-		ret=0;
-		}
-end:
-	return(ret);
-	}
-
-static int SortFnByName(const void *_f1,const void *_f2)
-    {
-    const FUNCTION *f1=_f1;
-    const FUNCTION *f2=_f2;
-
-    if(f1->type != f2->type)
-	return f1->type-f2->type;
-    return strcmp(f1->name,f2->name);
+        }
+        BIO_printf(bio_err, "\n\n");
+        ret = 0;
     }
+ end:
+    return (ret);
+}
+
+static int SortFnByName(const void *_f1, const void *_f2)
+{
+    const FUNCTION *f1 = _f1;
+    const FUNCTION *f2 = _f2;
+
+    if (f1->type != f2->type)
+        return f1->type - f2->type;
+    return strcmp(f1->name, f2->name);
+}
 
 static void list_pkey(BIO *out)
-	{
-	int i;
-	for (i = 0; i < EVP_PKEY_asn1_get_count(); i++)
-		{
-		const EVP_PKEY_ASN1_METHOD *ameth;
-		int pkey_id, pkey_base_id, pkey_flags;
-		const char *pinfo, *pem_str;
-		ameth = EVP_PKEY_asn1_get0(i);
-		EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
-						&pinfo, &pem_str, ameth);
-		if (pkey_flags & ASN1_PKEY_ALIAS)
-			{
-			BIO_printf(out, "Name: %s\n", 
-					OBJ_nid2ln(pkey_id));
-			BIO_printf(out, "\tType: Alias to %s\n",
-					OBJ_nid2ln(pkey_base_id));
-			}
-		else
-			{
-			BIO_printf(out, "Name: %s\n", pinfo);
-			BIO_printf(out, "\tType: %s Algorithm\n", 
-				pkey_flags & ASN1_PKEY_DYNAMIC ?
-					"External" : "Builtin");
-			BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
-			if (pem_str == NULL)
-				pem_str = "(none)";
-			BIO_printf(out, "\tPEM string: %s\n", pem_str);
-			}
-					
-		}
-	}
+{
+    int i;
+    for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
+        const EVP_PKEY_ASN1_METHOD *ameth;
+        int pkey_id, pkey_base_id, pkey_flags;
+        const char *pinfo, *pem_str;
+        ameth = EVP_PKEY_asn1_get0(i);
+        EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
+                                &pinfo, &pem_str, ameth);
+        if (pkey_flags & ASN1_PKEY_ALIAS) {
+            BIO_printf(out, "Name: %s\n", OBJ_nid2ln(pkey_id));
+            BIO_printf(out, "\tType: Alias to %s\n",
+                       OBJ_nid2ln(pkey_base_id));
+        } else {
+            BIO_printf(out, "Name: %s\n", pinfo);
+            BIO_printf(out, "\tType: %s Algorithm\n",
+                       pkey_flags & ASN1_PKEY_DYNAMIC ?
+                       "External" : "Builtin");
+            BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
+            if (pem_str == NULL)
+                pem_str = "(none)";
+            BIO_printf(out, "\tPEM string: %s\n", pem_str);
+        }
+
+    }
+}
 
 static void list_cipher_fn(const EVP_CIPHER *c,
-			const char *from, const char *to, void *arg)
-	{
-	if (c)
-		BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
-	else
-		{
-		if (!from)
-			from = "<undefined>";
-		if (!to)
-			to = "<undefined>";
-		BIO_printf(arg, "%s => %s\n", from, to);
-		}
-	}
+                           const char *from, const char *to, void *arg)
+{
+    if (c)
+        BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
+    else {
+        if (!from)
+            from = "<undefined>";
+        if (!to)
+            to = "<undefined>";
+        BIO_printf(arg, "%s => %s\n", from, to);
+    }
+}
 
 static void list_cipher(BIO *out)
-	{
-	EVP_CIPHER_do_all_sorted(list_cipher_fn, out);
-	}
+{
+    EVP_CIPHER_do_all_sorted(list_cipher_fn, out);
+}
 
 static void list_md_fn(const EVP_MD *m,
-			const char *from, const char *to, void *arg)
-	{
-	if (m)
-		BIO_printf(arg, "%s\n", EVP_MD_name(m));
-	else
-		{
-		if (!from)
-			from = "<undefined>";
-		if (!to)
-			to = "<undefined>";
-		BIO_printf(arg, "%s => %s\n", from, to);
-		}
-	}
+                       const char *from, const char *to, void *arg)
+{
+    if (m)
+        BIO_printf(arg, "%s\n", EVP_MD_name(m));
+    else {
+        if (!from)
+            from = "<undefined>";
+        if (!to)
+            to = "<undefined>";
+        BIO_printf(arg, "%s => %s\n", from, to);
+    }
+}
 
 static void list_md(BIO *out)
-	{
-	EVP_MD_do_all_sorted(list_md_fn, out);
-	}
-
-static int MS_CALLBACK function_cmp(const FUNCTION *a, const FUNCTION *b)
-	{
-	return strncmp(a->name,b->name,8);
-	}
-static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION)
+{
+    EVP_MD_do_all_sorted(list_md_fn, out);
+}
 
-static unsigned long MS_CALLBACK function_hash(const FUNCTION *a)
-	{
-	return lh_strhash(a->name);
-	}	
-static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION)
-
-static LHASH_OF(FUNCTION) *prog_init(void)
-	{
-	LHASH_OF(FUNCTION) *ret;
-	FUNCTION *f;
-	size_t i;
+static int MS_CALLBACK function_cmp(const FUNCTION * a, const FUNCTION * b)
+{
+    return strncmp(a->name, b->name, 8);
+}
 
-	/* Purely so it looks nice when the user hits ? */
-	for(i=0,f=functions ; f->name != NULL ; ++f,++i)
-	    ;
-	qsort(functions,i,sizeof *functions,SortFnByName);
+static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION)
 
-	if ((ret=lh_FUNCTION_new()) == NULL)
-		return(NULL);
+static unsigned long MS_CALLBACK function_hash(const FUNCTION * a)
+{
+    return lh_strhash(a->name);
+}
 
-	for (f=functions; f->name != NULL; f++)
-		(void)lh_FUNCTION_insert(ret,f);
-	return(ret);
-	}
+static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION)
 
+static LHASH_OF(FUNCTION) *prog_init(void)
+{
+    LHASH_OF(FUNCTION) *ret;
+    FUNCTION *f;
+    size_t i;
+
+    /* Purely so it looks nice when the user hits ? */
+    for (i = 0, f = functions; f->name != NULL; ++f, ++i) ;
+    qsort(functions, i, sizeof *functions, SortFnByName);
+
+    if ((ret = lh_FUNCTION_new()) == NULL)
+        return (NULL);
+
+    for (f = functions; f->name != NULL; f++)
+        (void)lh_FUNCTION_insert(ret, f);
+    return (ret);
+}