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authorDr. Stephen Henson <steve@openssl.org>2014-10-09 00:23:34 +0100
committerDr. Stephen Henson <steve@openssl.org>2014-10-24 13:46:37 +0100
commit14e14bf6964965d02ce89805d9de867f000095aa (patch)
tree2d196aafc04aa4a61a9ae4e0a43d2cd1bb1139fa /ssl
parentc800c27a8c47c8e63254ec594682452c296f1e8e (diff)
Copy negotiated parameters in SSL_set_SSL_CTX.
SSL_set_SSL_CTX is used to change the SSL_CTX for SNI, keep the supported signature algorithms and raw cipherlist. Reviewed-by: Tim Hudson <tjh@openssl.org>
Diffstat (limited to 'ssl')
-rw-r--r--ssl/ssl_lib.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/ssl/ssl_lib.c b/ssl/ssl_lib.c
index d88e27db03..43204def33 100644
--- a/ssl/ssl_lib.c
+++ b/ssl/ssl_lib.c
@@ -3209,15 +3209,28 @@ SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl)
SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX* ctx)
{
+ CERT *ocert = ssl->cert;
if (ssl->ctx == ctx)
return ssl->ctx;
#ifndef OPENSSL_NO_TLSEXT
if (ctx == NULL)
ctx = ssl->initial_ctx;
#endif
- if (ssl->cert != NULL)
- ssl_cert_free(ssl->cert);
ssl->cert = ssl_cert_dup(ctx->cert);
+ if (ocert)
+ {
+ /* Preserve any already negotiated parameters */
+ if (ssl->server)
+ {
+ ssl->cert->peer_sigalgs = ocert->peer_sigalgs;
+ ssl->cert->peer_sigalgslen = ocert->peer_sigalgslen;
+ ocert->peer_sigalgs = NULL;
+ ssl->cert->ciphers_raw = ocert->ciphers_raw;
+ ssl->cert->ciphers_rawlen = ocert->ciphers_rawlen;
+ ocert->ciphers_raw = NULL;
+ }
+ ssl_cert_free(ocert);
+ }
CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
if (ssl->ctx != NULL)
SSL_CTX_free(ssl->ctx); /* decrement reference count */