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)
#include "ssl_locl.h"
#include <openssl/md5.h>
#include "ssl_locl.h"
#include <openssl/md5.h>
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;
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;
+ 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];
unsigned char length_bytes[MAX_HASH_BIT_COUNT_BYTES];
/* hmac_pad is the masked HMAC key. */
unsigned char hmac_pad[MAX_HASH_BLOCK_SIZE];
md_transform(md_state, hmac_pad);
}
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;