diff options
author | Andy Polyakov <appro@openssl.org> | 2013-02-01 09:55:43 +0100 |
---|---|---|
committer | Dr. Stephen Henson <steve@openssl.org> | 2013-02-06 14:19:09 +0000 |
commit | 6b2a843970387ca07c505696129e80d439b1e5f8 (patch) | |
tree | e080ca159573cf09eab15d678674457e7cf5f1b9 /ssl/s3_cbc.c | |
parent | 6b1f7beeee7edd0613a1913c08b4f101c7ea7af7 (diff) |
ssl/s3_cbc.c: uint64_t portability fix.
Break dependency on uint64_t. It's possible to declare bits as
unsigned int, because TLS packets are limited in size and 32-bit
value can't overflow.
(cherry picked from commit cab13fc8473856a43556d41d8dac5605f4ba1f91)
Diffstat (limited to 'ssl/s3_cbc.c')
-rw-r--r-- | ssl/s3_cbc.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/ssl/s3_cbc.c b/ssl/s3_cbc.c index 58da501270..694bf374d2 100644 --- a/ssl/s3_cbc.c +++ b/ssl/s3_cbc.c @@ -53,8 +53,6 @@ * */ -#include <stdint.h> - #include "ssl_locl.h" #include <openssl/md5.h> @@ -424,7 +422,7 @@ void ssl3_cbc_digest_record( unsigned sslv3_pad_length = 40, header_length, variance_blocks, len, max_mac_bytes, num_blocks, num_starting_blocks, k, mac_end_offset, c, index_a, index_b; - uint64_t bits; + unsigned int bits; /* at most 18 bits */ unsigned char length_bytes[MAX_HASH_BIT_COUNT_BYTES]; /* hmac_pad is the masked HMAC key. */ unsigned char hmac_pad[MAX_HASH_BLOCK_SIZE]; @@ -584,14 +582,11 @@ void ssl3_cbc_digest_record( md_transform(md_state, hmac_pad); } - j = 0; - if (md_length_size == 16) - { - memset(length_bytes, 0, 8); - j = 8; - } - for (i = 0; i < 8; i++) - length_bytes[i+j] = bits >> (8*(7-i)); + memset(length_bytes,0,md_length_size-4); + length_bytes[md_length_size-4] = (unsigned char)(bits>>24); + length_bytes[md_length_size-3] = (unsigned char)(bits>>16); + length_bytes[md_length_size-2] = (unsigned char)(bits>>8); + length_bytes[md_length_size-1] = (unsigned char)bits; if (k > 0) { |