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If OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL is set allow the use of "SCSV" as

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a ciphersuite to position the SCSV value in different places for testing
purposes.
This commit is contained in:
Dr. Stephen Henson 2012-09-30 12:39:27 +00:00
parent 3ed6e22771
commit 323fa64559
3 changed files with 31 additions and 2 deletions
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16
ssl/s3_lib.c
View File

@ -2011,6 +2011,22 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={
256,
256,
},
#ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
{
1,
"SCSV",
SSL3_CK_SCSV,
0,
0,
0,
0,
0,
0,
0,
0,
0
},
#endif
#ifndef OPENSSL_NO_ECDH
/* Cipher C001 */

5
ssl/ssl_ciph.c
View File

@ -971,7 +971,10 @@ static void ssl_cipher_apply_rule(unsigned long cipher_id,
#ifdef CIPHER_DEBUG
printf("\nName: %s:\nAlgo = %08lx/%08lx/%08lx/%08lx/%08lx Algo_strength = %08lx\n", cp->name, cp->algorithm_mkey, cp->algorithm_auth, cp->algorithm_enc, cp->algorithm_mac, cp->algorithm_ssl, cp->algo_strength);
#endif
#ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
if (cipher_id && cipher_id != cp->id)
continue;
#endif
if (alg_mkey && !(alg_mkey & cp->algorithm_mkey))
continue;
if (alg_auth && !(alg_auth & cp->algorithm_auth))

12
ssl/ssl_lib.c
View File

@ -1423,6 +1423,7 @@ int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p,
SSL_CIPHER *c;
CERT *ct = s->cert;
unsigned char *q;
int no_scsv = s->renegotiate;
/* Set disabled masks for this session */
ssl_set_client_disabled(s);
@ -1437,13 +1438,22 @@ int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p,
c->algorithm_mkey & ct->mask_k ||
c->algorithm_auth & ct->mask_a)
continue;
#ifdef OPENSSL_SSL_DEBUG_BROKEN_PROTOCOL
if (c->id == SSL3_CK_SCSV)
{
if (no_scsv)
continue;
else
no_scsv = 1;
}
#endif
j = put_cb ? put_cb(c,p) : ssl_put_cipher_by_char(s,c,p);
p+=j;
}
/* If p == q, no ciphers and caller indicates an error. Otherwise
* add SCSV if not renegotiating.
*/
if (p != q && !s->renegotiate)
if (p != q && !no_scsv)
{
static SSL_CIPHER scsv =
{