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-rw-r--r--ssl/d1_srtp.c658
1 files changed, 322 insertions, 336 deletions
diff --git a/ssl/d1_srtp.c b/ssl/d1_srtp.c
index 535539ba3b50..6c6e07ce902b 100644
--- a/ssl/d1_srtp.c
+++ b/ssl/d1_srtp.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 +109,10 @@
*
*/
/*
- DTLS code by Eric Rescorla <ekr@rtfm.com>
-
- Copyright (C) 2006, Network Resonance, Inc.
- Copyright (C) 2011, RTFM, Inc.
-*/
+ * DTLS code by Eric Rescorla <ekr@rtfm.com>
+ *
+ * Copyright (C) 2006, Network Resonance, Inc. Copyright (C) 2011, RTFM, Inc.
+ */
#include <stdio.h>
#include <openssl/objects.h>
@@ -121,343 +120,330 @@
#ifndef OPENSSL_NO_SRTP
-#include "srtp.h"
-
+# include "srtp.h"
-static SRTP_PROTECTION_PROFILE srtp_known_profiles[]=
+static SRTP_PROTECTION_PROFILE srtp_known_profiles[] = {
{
+ "SRTP_AES128_CM_SHA1_80",
+ SRTP_AES128_CM_SHA1_80,
+ },
{
- "SRTP_AES128_CM_SHA1_80",
- SRTP_AES128_CM_SHA1_80,
- },
+ "SRTP_AES128_CM_SHA1_32",
+ SRTP_AES128_CM_SHA1_32,
+ },
+# if 0
{
- "SRTP_AES128_CM_SHA1_32",
- SRTP_AES128_CM_SHA1_32,
- },
-#if 0
+ "SRTP_NULL_SHA1_80",
+ SRTP_NULL_SHA1_80,
+ },
{
- "SRTP_NULL_SHA1_80",
- SRTP_NULL_SHA1_80,
- },
- {
- "SRTP_NULL_SHA1_32",
- SRTP_NULL_SHA1_32,
- },
-#endif
+ "SRTP_NULL_SHA1_32",
+ SRTP_NULL_SHA1_32,
+ },
+# endif
{0}
- };
+};
static int find_profile_by_name(char *profile_name,
- SRTP_PROTECTION_PROFILE **pptr,unsigned len)
- {
- SRTP_PROTECTION_PROFILE *p;
-
- p=srtp_known_profiles;
- while(p->name)
- {
- if((len == strlen(p->name)) && !strncmp(p->name,profile_name,
- len))
- {
- *pptr=p;
- return 0;
- }
-
- p++;
- }
-
- return 1;
- }
-
-static int ssl_ctx_make_profiles(const char *profiles_string,STACK_OF(SRTP_PROTECTION_PROFILE) **out)
- {
- STACK_OF(SRTP_PROTECTION_PROFILE) *profiles;
-
- char *col;
- char *ptr=(char *)profiles_string;
-
- SRTP_PROTECTION_PROFILE *p;
-
- if(!(profiles=sk_SRTP_PROTECTION_PROFILE_new_null()))
- {
- SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES, SSL_R_SRTP_COULD_NOT_ALLOCATE_PROFILES);
- return 1;
- }
-
- do
- {
- col=strchr(ptr,':');
-
- if(!find_profile_by_name(ptr,&p,
- col ? col-ptr : (int)strlen(ptr)))
- {
- if (sk_SRTP_PROTECTION_PROFILE_find(profiles,p) >= 0)
- {
- SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
- sk_SRTP_PROTECTION_PROFILE_free(profiles);
- return 1;
- }
-
- sk_SRTP_PROTECTION_PROFILE_push(profiles,p);
- }
- else
- {
- SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,SSL_R_SRTP_UNKNOWN_PROTECTION_PROFILE);
- sk_SRTP_PROTECTION_PROFILE_free(profiles);
- return 1;
- }
-
- if(col) ptr=col+1;
- } while (col);
-
- *out=profiles;
-
- return 0;
- }
-
-int SSL_CTX_set_tlsext_use_srtp(SSL_CTX *ctx,const char *profiles)
- {
- return ssl_ctx_make_profiles(profiles,&ctx->srtp_profiles);
- }
-
-int SSL_set_tlsext_use_srtp(SSL *s,const char *profiles)
- {
- return ssl_ctx_make_profiles(profiles,&s->srtp_profiles);
- }
-
+ SRTP_PROTECTION_PROFILE **pptr, unsigned len)
+{
+ SRTP_PROTECTION_PROFILE *p;
+
+ p = srtp_known_profiles;
+ while (p->name) {
+ if ((len == strlen(p->name)) && !strncmp(p->name, profile_name, len)) {
+ *pptr = p;
+ return 0;
+ }
+
+ p++;
+ }
+
+ return 1;
+}
+
+static int ssl_ctx_make_profiles(const char *profiles_string,
+ STACK_OF(SRTP_PROTECTION_PROFILE) **out)
+{
+ STACK_OF(SRTP_PROTECTION_PROFILE) *profiles;
+
+ char *col;
+ char *ptr = (char *)profiles_string;
+
+ SRTP_PROTECTION_PROFILE *p;
+
+ if (!(profiles = sk_SRTP_PROTECTION_PROFILE_new_null())) {
+ SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,
+ SSL_R_SRTP_COULD_NOT_ALLOCATE_PROFILES);
+ return 1;
+ }
+
+ do {
+ col = strchr(ptr, ':');
+
+ if (!find_profile_by_name(ptr, &p,
+ col ? col - ptr : (int)strlen(ptr))) {
+ if (sk_SRTP_PROTECTION_PROFILE_find(profiles, p) >= 0) {
+ SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,
+ SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
+ sk_SRTP_PROTECTION_PROFILE_free(profiles);
+ return 1;
+ }
+
+ sk_SRTP_PROTECTION_PROFILE_push(profiles, p);
+ } else {
+ SSLerr(SSL_F_SSL_CTX_MAKE_PROFILES,
+ SSL_R_SRTP_UNKNOWN_PROTECTION_PROFILE);
+ sk_SRTP_PROTECTION_PROFILE_free(profiles);
+ return 1;
+ }
+
+ if (col)
+ ptr = col + 1;
+ } while (col);
+
+ *out = profiles;
+
+ return 0;
+}
+
+int SSL_CTX_set_tlsext_use_srtp(SSL_CTX *ctx, const char *profiles)
+{
+ return ssl_ctx_make_profiles(profiles, &ctx->srtp_profiles);
+}
+
+int SSL_set_tlsext_use_srtp(SSL *s, const char *profiles)
+{
+ return ssl_ctx_make_profiles(profiles, &s->srtp_profiles);
+}
STACK_OF(SRTP_PROTECTION_PROFILE) *SSL_get_srtp_profiles(SSL *s)
- {
- if(s != NULL)
- {
- if(s->srtp_profiles != NULL)
- {
- return s->srtp_profiles;
- }
- else if((s->ctx != NULL) &&
- (s->ctx->srtp_profiles != NULL))
- {
- return s->ctx->srtp_profiles;
- }
- }
-
- return NULL;
- }
+{
+ if (s != NULL) {
+ if (s->srtp_profiles != NULL) {
+ return s->srtp_profiles;
+ } else if ((s->ctx != NULL) && (s->ctx->srtp_profiles != NULL)) {
+ return s->ctx->srtp_profiles;
+ }
+ }
+
+ return NULL;
+}
SRTP_PROTECTION_PROFILE *SSL_get_selected_srtp_profile(SSL *s)
- {
- return s->srtp_profile;
- }
-
-/* Note: this function returns 0 length if there are no
- profiles specified */
-int ssl_add_clienthello_use_srtp_ext(SSL *s, unsigned char *p, int *len, int maxlen)
- {
- int ct=0;
- int i;
- STACK_OF(SRTP_PROTECTION_PROFILE) *clnt=0;
- SRTP_PROTECTION_PROFILE *prof;
-
- clnt=SSL_get_srtp_profiles(s);
- ct=sk_SRTP_PROTECTION_PROFILE_num(clnt); /* -1 if clnt == 0 */
-
- if(p)
- {
- if(ct==0)
- {
- SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_USE_SRTP_EXT,SSL_R_EMPTY_SRTP_PROTECTION_PROFILE_LIST);
- return 1;
- }
-
- if((2 + ct*2 + 1) > maxlen)
- {
- SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_USE_SRTP_EXT,SSL_R_SRTP_PROTECTION_PROFILE_LIST_TOO_LONG);
- return 1;
- }
-
- /* Add the length */
- s2n(ct * 2, p);
- for(i=0;i<ct;i++)
- {
- prof=sk_SRTP_PROTECTION_PROFILE_value(clnt,i);
- s2n(prof->id,p);
- }
-
- /* Add an empty use_mki value */
- *p++ = 0;
- }
-
- *len=2 + ct*2 + 1;
-
- return 0;
- }
-
-
-int ssl_parse_clienthello_use_srtp_ext(SSL *s, unsigned char *d, int len,int *al)
- {
- SRTP_PROTECTION_PROFILE *sprof;
- STACK_OF(SRTP_PROTECTION_PROFILE) *srvr;
- int ct;
- int mki_len;
- int i, srtp_pref;
- unsigned int id;
-
- /* Length value + the MKI length */
- if(len < 3)
- {
- SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
-
- /* Pull off the length of the cipher suite list */
- n2s(d, ct);
+{
+ return s->srtp_profile;
+}
+
+/*
+ * Note: this function returns 0 length if there are no profiles specified
+ */
+int ssl_add_clienthello_use_srtp_ext(SSL *s, unsigned char *p, int *len,
+ int maxlen)
+{
+ int ct = 0;
+ int i;
+ STACK_OF(SRTP_PROTECTION_PROFILE) *clnt = 0;
+ SRTP_PROTECTION_PROFILE *prof;
+
+ clnt = SSL_get_srtp_profiles(s);
+ ct = sk_SRTP_PROTECTION_PROFILE_num(clnt); /* -1 if clnt == 0 */
+
+ if (p) {
+ if (ct == 0) {
+ SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_USE_SRTP_EXT,
+ SSL_R_EMPTY_SRTP_PROTECTION_PROFILE_LIST);
+ return 1;
+ }
+
+ if ((2 + ct * 2 + 1) > maxlen) {
+ SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_USE_SRTP_EXT,
+ SSL_R_SRTP_PROTECTION_PROFILE_LIST_TOO_LONG);
+ return 1;
+ }
+
+ /* Add the length */
+ s2n(ct * 2, p);
+ for (i = 0; i < ct; i++) {
+ prof = sk_SRTP_PROTECTION_PROFILE_value(clnt, i);
+ s2n(prof->id, p);
+ }
+
+ /* Add an empty use_mki value */
+ *p++ = 0;
+ }
+
+ *len = 2 + ct * 2 + 1;
+
+ return 0;
+}
+
+int ssl_parse_clienthello_use_srtp_ext(SSL *s, unsigned char *d, int len,
+ int *al)
+{
+ SRTP_PROTECTION_PROFILE *sprof;
+ STACK_OF(SRTP_PROTECTION_PROFILE) *srvr;
+ int ct;
+ int mki_len;
+ int i, srtp_pref;
+ unsigned int id;
+
+ /* Length value + the MKI length */
+ if (len < 3) {
+ SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+ }
+
+ /* Pull off the length of the cipher suite list */
+ n2s(d, ct);
+ len -= 2;
+
+ /* Check that it is even */
+ if (ct % 2) {
+ SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+ }
+
+ /* Check that lengths are consistent */
+ if (len < (ct + 1)) {
+ SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+ }
+
+ srvr = SSL_get_srtp_profiles(s);
+ s->srtp_profile = NULL;
+ /* Search all profiles for a match initially */
+ srtp_pref = sk_SRTP_PROTECTION_PROFILE_num(srvr);
+
+ while (ct) {
+ n2s(d, id);
+ ct -= 2;
len -= 2;
-
- /* Check that it is even */
- if(ct%2)
- {
- SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
-
- /* Check that lengths are consistent */
- if(len < (ct + 1))
- {
- SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
-
- srvr=SSL_get_srtp_profiles(s);
- s->srtp_profile = NULL;
- /* Search all profiles for a match initially */
- srtp_pref = sk_SRTP_PROTECTION_PROFILE_num(srvr);
-
- while(ct)
- {
- n2s(d,id);
- ct-=2;
- len-=2;
-
- /*
- * Only look for match in profiles of higher preference than
- * current match.
- * If no profiles have been have been configured then this
- * does nothing.
- */
- for (i = 0; i < srtp_pref; i++)
- {
- sprof = sk_SRTP_PROTECTION_PROFILE_value(srvr, i);
- if (sprof->id == id)
- {
- s->srtp_profile = sprof;
- srtp_pref = i;
- break;
- }
- }
- }
-
- /* Now extract the MKI value as a sanity check, but discard it for now */
- mki_len = *d;
- d++; len--;
-
- if (mki_len != len)
- {
- SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_MKI_VALUE);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
-
- return 0;
- }
-
-int ssl_add_serverhello_use_srtp_ext(SSL *s, unsigned char *p, int *len, int maxlen)
- {
- if(p)
- {
- if(maxlen < 5)
- {
- SSLerr(SSL_F_SSL_ADD_SERVERHELLO_USE_SRTP_EXT,SSL_R_SRTP_PROTECTION_PROFILE_LIST_TOO_LONG);
- return 1;
- }
-
- if(s->srtp_profile==0)
- {
- SSLerr(SSL_F_SSL_ADD_SERVERHELLO_USE_SRTP_EXT,SSL_R_USE_SRTP_NOT_NEGOTIATED);
- return 1;
- }
- s2n(2, p);
- s2n(s->srtp_profile->id,p);
- *p++ = 0;
- }
- *len=5;
-
- return 0;
- }
-
-
-int ssl_parse_serverhello_use_srtp_ext(SSL *s, unsigned char *d, int len,int *al)
- {
- unsigned id;
- int i;
- int ct;
-
- STACK_OF(SRTP_PROTECTION_PROFILE) *clnt;
- SRTP_PROTECTION_PROFILE *prof;
-
- if(len!=5)
- {
- SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
-
- n2s(d, ct);
- if(ct!=2)
- {
- SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
-
- n2s(d,id);
- if (*d) /* Must be no MKI, since we never offer one */
- {
- SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_MKI_VALUE);
- *al=SSL_AD_ILLEGAL_PARAMETER;
- return 1;
- }
-
- clnt=SSL_get_srtp_profiles(s);
-
- /* Throw an error if the server gave us an unsolicited extension */
- if (clnt == NULL)
- {
- SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,SSL_R_NO_SRTP_PROFILES);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
-
- /* Check to see if the server gave us something we support
- (and presumably offered)
- */
- for(i=0;i<sk_SRTP_PROTECTION_PROFILE_num(clnt);i++)
- {
- prof=sk_SRTP_PROTECTION_PROFILE_value(clnt,i);
-
- if(prof->id == id)
- {
- s->srtp_profile=prof;
- *al=0;
- return 0;
- }
- }
-
- SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
- *al=SSL_AD_DECODE_ERROR;
- return 1;
- }
+ /*
+ * Only look for match in profiles of higher preference than
+ * current match.
+ * If no profiles have been have been configured then this
+ * does nothing.
+ */
+ for (i = 0; i < srtp_pref; i++) {
+ sprof = sk_SRTP_PROTECTION_PROFILE_value(srvr, i);
+ if (sprof->id == id) {
+ s->srtp_profile = sprof;
+ srtp_pref = i;
+ break;
+ }
+ }
+ }
+
+ /*
+ * Now extract the MKI value as a sanity check, but discard it for now
+ */
+ mki_len = *d;
+ d++;
+ len--;
+
+ if (mki_len != len) {
+ SSLerr(SSL_F_SSL_PARSE_CLIENTHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_MKI_VALUE);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+ }
+
+ return 0;
+}
+
+int ssl_add_serverhello_use_srtp_ext(SSL *s, unsigned char *p, int *len,
+ int maxlen)
+{
+ if (p) {
+ if (maxlen < 5) {
+ SSLerr(SSL_F_SSL_ADD_SERVERHELLO_USE_SRTP_EXT,
+ SSL_R_SRTP_PROTECTION_PROFILE_LIST_TOO_LONG);
+ return 1;
+ }
+
+ if (s->srtp_profile == 0) {
+ SSLerr(SSL_F_SSL_ADD_SERVERHELLO_USE_SRTP_EXT,
+ SSL_R_USE_SRTP_NOT_NEGOTIATED);
+ return 1;
+ }
+ s2n(2, p);
+ s2n(s->srtp_profile->id, p);
+ *p++ = 0;
+ }
+ *len = 5;
+
+ return 0;
+}
+
+int ssl_parse_serverhello_use_srtp_ext(SSL *s, unsigned char *d, int len,
+ int *al)
+{
+ unsigned id;
+ int i;
+ int ct;
+
+ STACK_OF(SRTP_PROTECTION_PROFILE) *clnt;
+ SRTP_PROTECTION_PROFILE *prof;
+
+ if (len != 5) {
+ SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+ }
+
+ n2s(d, ct);
+ if (ct != 2) {
+ SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+ }
+
+ n2s(d, id);
+ if (*d) { /* Must be no MKI, since we never offer one */
+ SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_MKI_VALUE);
+ *al = SSL_AD_ILLEGAL_PARAMETER;
+ return 1;
+ }
+
+ clnt = SSL_get_srtp_profiles(s);
+
+ /* Throw an error if the server gave us an unsolicited extension */
+ if (clnt == NULL) {
+ SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,
+ SSL_R_NO_SRTP_PROFILES);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+ }
+
+ /*
+ * Check to see if the server gave us something we support (and
+ * presumably offered)
+ */
+ for (i = 0; i < sk_SRTP_PROTECTION_PROFILE_num(clnt); i++) {
+ prof = sk_SRTP_PROTECTION_PROFILE_value(clnt, i);
+
+ if (prof->id == id) {
+ s->srtp_profile = prof;
+ *al = 0;
+ return 0;
+ }
+ }
+
+ SSLerr(SSL_F_SSL_PARSE_SERVERHELLO_USE_SRTP_EXT,
+ SSL_R_BAD_SRTP_PROTECTION_PROFILE_LIST);
+ *al = SSL_AD_DECODE_ERROR;
+ return 1;
+}
#endif