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Minor optimizations (original by Peter Vaskovic, modified by Paul Bakker)

Move strlen out of for loop.
Remove redundant null checks before free.
This commit is contained in:
Paul Bakker
2014-05-28 11:33:54 +02:00
parent 8ebfe084ab
commit 14b16c62e9
4 changed files with 9 additions and 12 deletions

View File

@ -691,7 +691,7 @@ static int ssl_parse_session_ticket_ext( ssl_context *ssl,
static int ssl_parse_alpn_ext( ssl_context *ssl,
unsigned char *buf, size_t len )
{
size_t list_len, cur_len;
size_t list_len, cur_len, ours_len;
const unsigned char *theirs, *start, *end;
const char **ours;
@ -722,6 +722,7 @@ static int ssl_parse_alpn_ext( ssl_context *ssl,
end = buf + len;
for( ours = ssl->alpn_list; *ours != NULL; ours++ )
{
ours_len = strlen( *ours );
for( theirs = start; theirs != end; theirs += cur_len )
{
/* If the list is well formed, we should get equality first */
@ -734,7 +735,7 @@ static int ssl_parse_alpn_ext( ssl_context *ssl,
if( cur_len == 0 )
return( POLARSSL_ERR_SSL_BAD_HS_CLIENT_HELLO );
if( cur_len == strlen( *ours ) &&
if( cur_len == ours_len &&
memcmp( theirs, *ours, cur_len ) == 0 )
{
ssl->alpn_chosen = *ours;