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fix an issue of endian

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This commit is contained in:
Max Lv
2015-09-23 13:28:23 +08:00
parent f3686420ea
commit 0987fb3632
1 changed files with 4 additions and 2 deletions
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src/encrypt.c
+4 -2
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@@ -1513,8 +1513,9 @@ int ss_check_hash(char **buf_ptr, ssize_t *buf_len, struct chunk *chunk, struct
uint8_t hash[HASH_BYTES];
uint8_t key[MAX_IV_LENGTH + sizeof(uint32_t)];
uint32_t c = htonl(chunk->counter);
memcpy(key, ctx->evp.iv, enc_iv_len);
memcpy(key + enc_iv_len, &chunk->counter, sizeof(uint32_t));
memcpy(key + enc_iv_len, &c, sizeof(uint32_t));
crypto_generichash(hash, HASH_BYTES, (uint8_t *)chunk->buf + AUTH_BYTES, chunk->len,
key, enc_iv_len + sizeof(uint32_t));
@@ -1554,8 +1555,9 @@ char *ss_gen_hash(char *buf, ssize_t *buf_len, uint32_t *counter, struct enc_ctx
uint8_t hash[HASH_BYTES];
uint8_t key[MAX_IV_LENGTH + sizeof(uint32_t)];
uint32_t c = htonl(*counter);
memcpy(key, ctx->evp.iv, enc_iv_len);
memcpy(key + enc_iv_len, counter, sizeof(uint32_t));
memcpy(key + enc_iv_len, &c, sizeof(uint32_t));
crypto_generichash(hash, HASH_BYTES, (uint8_t *)buf, blen, key, enc_iv_len + sizeof(uint32_t));
memmove(buf + AUTH_BYTES, buf, blen);