1 files changed, 125 insertions, 114 deletions

diff --git a/openssl/demos/tunala/cb.c b/openssl/demos/tunala/cb.c
index f6e452ae9..684a07f08 100644
--- a/openssl/demos/tunala/cb.c
+++ b/openssl/demos/tunala/cb.c
@@ -5,7 +5,8 @@
 /* For callbacks generating output, here are their file-descriptors. */
 static FILE *fp_cb_ssl_info = NULL;
 static FILE *fp_cb_ssl_verify = NULL;
-/* Output level:
+/*-
+ * Output level:
  *     0 = nothing,
  *     1 = minimal, just errors,
  *     2 = minimal, all steps,
@@ -15,148 +16,158 @@ static unsigned int cb_ssl_verify_level = 1;
 /* Other static rubbish (to mirror s_cb.c where required) */
 static int int_verify_depth = 10;
 
-/* This function is largely borrowed from the one used in OpenSSL's "s_client"
- * and "s_server" utilities. */
+/*
+ * This function is largely borrowed from the one used in OpenSSL's
+ * "s_client" and "s_server" utilities.
+ */
 void cb_ssl_info(const SSL *s, int where, int ret)
 {
-	const char *str1, *str2;
-	int w;
-
-	if(!fp_cb_ssl_info)
-		return;
-
-	w = where & ~SSL_ST_MASK;
-	str1 = (w & SSL_ST_CONNECT ? "SSL_connect" : (w & SSL_ST_ACCEPT ?
-				"SSL_accept" : "undefined")),
-	str2 = SSL_state_string_long(s);
-
-	if (where & SSL_CB_LOOP)
-		fprintf(fp_cb_ssl_info, "(%s) %s\n", str1, str2);
-	else if (where & SSL_CB_EXIT) {
-		if (ret == 0)
-			fprintf(fp_cb_ssl_info, "(%s) failed in %s\n", str1, str2);
-/* In a non-blocking model, we get a few of these "error"s simply because we're
- * calling "reads" and "writes" on the state-machine that are virtual NOPs
- * simply to avoid wasting the time seeing if we *should* call them. Removing
- * this case makes the "-out_state" output a lot easier on the eye. */
-#if 0
-		else if (ret < 0)
-			fprintf(fp_cb_ssl_info, "%s:error in %s\n", str1, str2);
-#endif
-	}
+    const char *str1, *str2;
+    int w;
+
+    if (!fp_cb_ssl_info)
+        return;
+
+    w = where & ~SSL_ST_MASK;
+    str1 = (w & SSL_ST_CONNECT ? "SSL_connect" : (w & SSL_ST_ACCEPT ?
+                                                  "SSL_accept" :
+                                                  "undefined")), str2 =
+        SSL_state_string_long(s);
+
+    if (where & SSL_CB_LOOP)
+        fprintf(fp_cb_ssl_info, "(%s) %s\n", str1, str2);
+    else if (where & SSL_CB_EXIT) {
+        if (ret == 0)
+            fprintf(fp_cb_ssl_info, "(%s) failed in %s\n", str1, str2);
+        /*
+         * In a non-blocking model, we get a few of these "error"s simply
+         * because we're calling "reads" and "writes" on the state-machine
+         * that are virtual NOPs simply to avoid wasting the time seeing if
+         * we *should* call them. Removing this case makes the "-out_state"
+         * output a lot easier on the eye.
+         */
+# if 0
+        else if (ret < 0)
+            fprintf(fp_cb_ssl_info, "%s:error in %s\n", str1, str2);
+# endif
+    }
 }
 
 void cb_ssl_info_set_output(FILE *fp)
 {
-	fp_cb_ssl_info = fp;
+    fp_cb_ssl_info = fp;
 }
 
-static const char *int_reason_no_issuer = "X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT";
+static const char *int_reason_no_issuer =
+    "X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT";
 static const char *int_reason_not_yet = "X509_V_ERR_CERT_NOT_YET_VALID";
-static const char *int_reason_before = "X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD";
+static const char *int_reason_before =
+    "X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD";
 static const char *int_reason_expired = "X509_V_ERR_CERT_HAS_EXPIRED";
-static const char *int_reason_after = "X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD";
+static const char *int_reason_after =
+    "X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD";
 
 /* Stolen wholesale from apps/s_cb.c :-) And since then, mutilated ... */
 int cb_ssl_verify(int ok, X509_STORE_CTX *ctx)
 {
-	char buf1[256]; /* Used for the subject name */
-	char buf2[256]; /* Used for the issuer name */
-	const char *reason = NULL; /* Error reason (if any) */
-	X509 *err_cert;
-	int err, depth;
-
-	if(!fp_cb_ssl_verify || (cb_ssl_verify_level == 0))
-		return ok;
-	err_cert = X509_STORE_CTX_get_current_cert(ctx);
-	err = X509_STORE_CTX_get_error(ctx);
-	depth = X509_STORE_CTX_get_error_depth(ctx);
-
-	buf1[0] = buf2[0] = '\0';
-	/* Fill buf1 */
-	X509_NAME_oneline(X509_get_subject_name(err_cert), buf1, 256);
-	/* Fill buf2 */
-	X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert), buf2, 256);
-	switch (ctx->error) {
-	case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
-		reason = int_reason_no_issuer;
-		break;
-	case X509_V_ERR_CERT_NOT_YET_VALID:
-		reason = int_reason_not_yet;
-		break;
-	case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
-		reason = int_reason_before;
-		break;
-	case X509_V_ERR_CERT_HAS_EXPIRED:
-		reason = int_reason_expired;
-		break;
-	case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
-		reason = int_reason_after;
-		break;
-	}
-
-	if((cb_ssl_verify_level == 1) && ok)
-		return ok;
-	fprintf(fp_cb_ssl_verify, "chain-depth=%d, ", depth);
-	if(reason)
-		fprintf(fp_cb_ssl_verify, "error=%s\n", reason);
-	else
-		fprintf(fp_cb_ssl_verify, "error=%d\n", err);
-	if(cb_ssl_verify_level < 3)
-		return ok;
-	fprintf(fp_cb_ssl_verify, "--> subject = %s\n", buf1);
-	fprintf(fp_cb_ssl_verify, "--> issuer  = %s\n", buf2);
-	if(!ok)
-		fprintf(fp_cb_ssl_verify,"--> verify error:num=%d:%s\n",err,
-			X509_verify_cert_error_string(err));
-	fprintf(fp_cb_ssl_verify, "--> verify return:%d\n",ok);
-	return ok;
+    char buf1[256];             /* Used for the subject name */
+    char buf2[256];             /* Used for the issuer name */
+    const char *reason = NULL;  /* Error reason (if any) */
+    X509 *err_cert;
+    int err, depth;
+
+    if (!fp_cb_ssl_verify || (cb_ssl_verify_level == 0))
+        return ok;
+    err_cert = X509_STORE_CTX_get_current_cert(ctx);
+    err = X509_STORE_CTX_get_error(ctx);
+    depth = X509_STORE_CTX_get_error_depth(ctx);
+
+    buf1[0] = buf2[0] = '\0';
+    /* Fill buf1 */
+    X509_NAME_oneline(X509_get_subject_name(err_cert), buf1, 256);
+    /* Fill buf2 */
+    X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert), buf2, 256);
+    switch (ctx->error) {
+    case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
+        reason = int_reason_no_issuer;
+        break;
+    case X509_V_ERR_CERT_NOT_YET_VALID:
+        reason = int_reason_not_yet;
+        break;
+    case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
+        reason = int_reason_before;
+        break;
+    case X509_V_ERR_CERT_HAS_EXPIRED:
+        reason = int_reason_expired;
+        break;
+    case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
+        reason = int_reason_after;
+        break;
+    }
+
+    if ((cb_ssl_verify_level == 1) && ok)
+        return ok;
+    fprintf(fp_cb_ssl_verify, "chain-depth=%d, ", depth);
+    if (reason)
+        fprintf(fp_cb_ssl_verify, "error=%s\n", reason);
+    else
+        fprintf(fp_cb_ssl_verify, "error=%d\n", err);
+    if (cb_ssl_verify_level < 3)
+        return ok;
+    fprintf(fp_cb_ssl_verify, "--> subject = %s\n", buf1);
+    fprintf(fp_cb_ssl_verify, "--> issuer  = %s\n", buf2);
+    if (!ok)
+        fprintf(fp_cb_ssl_verify, "--> verify error:num=%d:%s\n", err,
+                X509_verify_cert_error_string(err));
+    fprintf(fp_cb_ssl_verify, "--> verify return:%d\n", ok);
+    return ok;
 }
 
 void cb_ssl_verify_set_output(FILE *fp)
 {
-	fp_cb_ssl_verify = fp;
+    fp_cb_ssl_verify = fp;
 }
 
 void cb_ssl_verify_set_depth(unsigned int verify_depth)
 {
-	int_verify_depth = verify_depth;
+    int_verify_depth = verify_depth;
 }
 
 void cb_ssl_verify_set_level(unsigned int level)
 {
-	if(level < 4)
-		cb_ssl_verify_level = level;
+    if (level < 4)
+        cb_ssl_verify_level = level;
 }
 
 RSA *cb_generate_tmp_rsa(SSL *s, int is_export, int keylength)
 {
-	/* TODO: Perhaps make it so our global key can be generated on-the-fly
-	 * after certain intervals? */
-	static RSA *rsa_tmp = NULL;
-	BIGNUM *bn = NULL;
-	int ok = 1;
-	if(!rsa_tmp) {
-		ok = 0;
-		if(!(bn = BN_new()))
-			goto end;
-		if(!BN_set_word(bn, RSA_F4))
-			goto end;
-		if(!(rsa_tmp = RSA_new()))
-			goto end;
-		if(!RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
-			goto end;
-		ok = 1;
-	}
-end:
-	if(bn)
-		BN_free(bn);
-	if(!ok) {
-		RSA_free(rsa_tmp);
-		rsa_tmp = NULL;
-	}
-	return rsa_tmp;
+    /*
+     * TODO: Perhaps make it so our global key can be generated on-the-fly
+     * after certain intervals?
+     */
+    static RSA *rsa_tmp = NULL;
+    BIGNUM *bn = NULL;
+    int ok = 1;
+    if (!rsa_tmp) {
+        ok = 0;
+        if (!(bn = BN_new()))
+            goto end;
+        if (!BN_set_word(bn, RSA_F4))
+            goto end;
+        if (!(rsa_tmp = RSA_new()))
+            goto end;
+        if (!RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL))
+            goto end;
+        ok = 1;
+    }
+ end:
+    if (bn)
+        BN_free(bn);
+    if (!ok) {
+        RSA_free(rsa_tmp);
+        rsa_tmp = NULL;
+    }
+    return rsa_tmp;
 }
 
-#endif /* !defined(NO_OPENSSL) */
-
+#endif                          /* !defined(NO_OPENSSL) */