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Fix a bug in Renegotiation extension construction

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The conversion to WPACKET broke the construction of the renegotiation
extension.

Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Matt Caswell 2016-09-26 15:31:20 +01:00
parent 0086ca4e9b
commit 2f97192c78
1 changed files with 4 additions and 2 deletions
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6
ssl/t1_lib.c
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@ -1040,8 +1040,10 @@ int ssl_add_clienthello_tlsext(SSL *s, WPACKET *pkt, int *al)
/* Add RI if renegotiating */
if (s->renegotiate) {
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_renegotiate)
|| !WPACKET_sub_memcpy_u16(pkt, s->s3->previous_client_finished,
s->s3->previous_client_finished_len)) {
|| !WPACKET_start_sub_packet_u16(pkt)
|| !WPACKET_sub_memcpy_u8(pkt, s->s3->previous_client_finished,
s->s3->previous_client_finished_len)
|| !WPACKET_close(pkt)) {
SSLerr(SSL_F_SSL_ADD_CLIENTHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);
return 0;
}