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Change dhm_calc_secret() prototype

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This commit is contained in:
Manuel Pégourié-Gonnard
2013-09-04 14:22:07 +02:00
parent 07de4b1d08
commit 2d627649bf
7 changed files with 21 additions and 10 deletions
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7
library/dhm.c
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@@ -249,10 +249,15 @@ cleanup:
* Derive and export the shared secret (G^Y)^X mod P
*/
int dhm_calc_secret( dhm_context *ctx,
unsigned char *output, size_t *olen )
unsigned char *output, size_t *olen,
int (*f_rng)(void *, unsigned char *, size_t),
void *p_rng )
{
int ret;
(void) f_rng;
(void) p_rng;
if( ctx == NULL || *olen < ctx->len )
return( POLARSSL_ERR_DHM_BAD_INPUT_DATA );

5
library/ssl_cli.c
View File

@@ -1713,7 +1713,8 @@ static int ssl_write_client_key_exchange( ssl_context *ssl )
if( ( ret = dhm_calc_secret( &ssl->handshake->dhm_ctx,
ssl->handshake->premaster,
&ssl->handshake->pmslen ) ) != 0 )
&ssl->handshake->pmslen,
ssl->f_rng, ssl->p_rng ) ) != 0 )
{
SSL_DEBUG_RET( 1, "dhm_calc_secret", ret );
return( ret );
@@ -1842,7 +1843,7 @@ static int ssl_write_client_key_exchange( ssl_context *ssl )
*(p++) = (unsigned char)( ssl->handshake->dhm_ctx.len >> 8 );
*(p++) = (unsigned char)( ssl->handshake->dhm_ctx.len );
if( ( ret = dhm_calc_secret( &ssl->handshake->dhm_ctx,
p, &n ) ) != 0 )
p, &n, ssl->f_rng, ssl->p_rng ) ) != 0 )
{
SSL_DEBUG_RET( 1, "dhm_calc_secret", ret );
return( ret );

5
library/ssl_srv.c
View File

@@ -2386,7 +2386,8 @@ static int ssl_parse_client_key_exchange( ssl_context *ssl )
if( ( ret = dhm_calc_secret( &ssl->handshake->dhm_ctx,
ssl->handshake->premaster,
&ssl->handshake->pmslen ) ) != 0 )
&ssl->handshake->pmslen,
ssl->f_rng, ssl->p_rng ) ) != 0 )
{
SSL_DEBUG_RET( 1, "dhm_calc_secret", ret );
return( POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS );
@@ -2472,7 +2473,7 @@ static int ssl_parse_client_key_exchange( ssl_context *ssl )
n = ssl->handshake->dhm_ctx.len;
if( ( ret = dhm_calc_secret( &ssl->handshake->dhm_ctx,
p, &n ) ) != 0 )
p, &n, ssl->f_rng, ssl->p_rng ) ) != 0 )
{
SSL_DEBUG_RET( 1, "dhm_calc_secret", ret );
return( POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS );