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Introduce CRT counter to CRT chain parsing function

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So far, we've used the `peer_cert` pointer to detect whether
we're parsing the first CRT, but that will soon be removed
if `MBEDTLS_SSL_KEEP_PEER_CERTIFICATE` is unset.
This commit is contained in:
Hanno Becker 2019-02-05 12:38:45 +00:00
parent 1294a0b260
commit a028c5bbd8
1 changed files with 2 additions and 2 deletions
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4
library/ssl_tls.c
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@ -5757,7 +5757,7 @@ static void ssl_clear_peer_cert( mbedtls_ssl_session *session )
*/ */
static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl ) static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
{ {
int ret; int ret, crt_cnt=0;
size_t i, n; size_t i, n;
uint8_t alert; uint8_t alert;
@ -5884,7 +5884,7 @@ static int ssl_parse_certificate_chain( mbedtls_ssl_context *ssl )
} }
/* Check if we're handling the first CRT in the chain. */ /* Check if we're handling the first CRT in the chain. */
if( ssl->session_negotiate->peer_cert == NULL ) if( crt_cnt++ == 0 )
{ {
/* During client-side renegotiation, check that the server's /* During client-side renegotiation, check that the server's
* end-CRTs hasn't changed compared to the initial handshake, * end-CRTs hasn't changed compared to the initial handshake,