diff --git a/include/interface.h b/include/interface.h index d8998846c..8c9734648 100644 --- a/include/interface.h +++ b/include/interface.h @@ -1242,8 +1242,6 @@ typedef enum display_len DISPLAY_LEN_MAX_13200 = 1 + 7 + 1 + 1 + 1 + 1 + 50 + 1 + 32 + 1 + 48 + 1 + 20480, DISPLAY_LEN_MIN_13400 = 1 + 7 + 1 + 1 + 1 + 1 + 1 + 1 + 32 + 1 + 64 + 1 + 32 + 1 + 64 + 1 + 1 + 1 + 1, DISPLAY_LEN_MAX_13400 = 1 + 7 + 1 + 1 + 10 + 1 + 3 + 1 + 64 + 1 + 64 + 1 + 32 + 1 + 64 + 1 + 4 + 1 + 600000 + 1 + 2 + 1 + 64, - DISPLAY_LEN_MIN_13500 = 40 + 1 + 32, - DISPLAY_LEN_MAX_13500 = 40 + 1 + 1024, DISPLAY_LEN_MIN_13600 = 6 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 16 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 20 + 1 + 7, DISPLAY_LEN_MAX_13600 = 6 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 32 + 1 + 4 + 1 + 4 + 1 + 8192 + 1 + 20 + 1 + 7, DISPLAY_LEN_MIN_13800 = 64 + 1 + 256, diff --git a/src/interface.c b/src/interface.c index 794cea87f..222afdd7b 100644 --- a/src/interface.c +++ b/src/interface.c @@ -5242,21 +5242,38 @@ int sha1s_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNUS int pstoken_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UNUSED hashconfig_t *hashconfig) { - if ((input_len < DISPLAY_LEN_MIN_13500) || (input_len > DISPLAY_LEN_MAX_13500)) return (PARSER_GLOBAL_LENGTH); - u32 *digest = (u32 *) hash_buf->digest; salt_t *salt = hash_buf->salt; pstoken_t *pstoken = (pstoken_t *) hash_buf->esalt; - if (is_valid_hex_string (input_buf, 40) == false) return (PARSER_HASH_ENCODING); + token_t token; - digest[0] = hex_to_u32 ((const u8 *) &input_buf[ 0]); - digest[1] = hex_to_u32 ((const u8 *) &input_buf[ 8]); - digest[2] = hex_to_u32 ((const u8 *) &input_buf[16]); - digest[3] = hex_to_u32 ((const u8 *) &input_buf[24]); - digest[4] = hex_to_u32 ((const u8 *) &input_buf[32]); + token.token_cnt = 2; + + token.sep[0] = hashconfig->separator; + token.len_min[0] = 40; + token.len_max[0] = 40; + token.attr[0] = TOKEN_ATTR_VERIFY_LENGTH + | TOKEN_ATTR_VERIFY_HEX; + + token.len_min[1] = 32; + token.len_max[1] = 1024; + token.attr[1] = TOKEN_ATTR_VERIFY_LENGTH + | TOKEN_ATTR_VERIFY_HEX; + + const int rc_tokenizer = input_tokenizer (input_buf, input_len, &token); + + if (rc_tokenizer != PARSER_OK) return (rc_tokenizer); + + u8 *hash_pos = token.buf[0]; + + digest[0] = hex_to_u32 (hash_pos + 0); + digest[1] = hex_to_u32 (hash_pos + 8); + digest[2] = hex_to_u32 (hash_pos + 16); + digest[3] = hex_to_u32 (hash_pos + 24); + digest[4] = hex_to_u32 (hash_pos + 32); digest[0] = byte_swap_32 (digest[0]); digest[1] = byte_swap_32 (digest[1]); @@ -5264,21 +5281,14 @@ int pstoken_parse_hash (u8 *input_buf, u32 input_len, hash_t *hash_buf, MAYBE_UN digest[3] = byte_swap_32 (digest[3]); digest[4] = byte_swap_32 (digest[4]); - if (input_buf[40] != hashconfig->separator) return (PARSER_SEPARATOR_UNMATCHED); - - u32 salt_len = input_len - 40 - 1; - - u8 *salt_buf = input_buf + 40 + 1; - - if (salt_len == UINT_MAX || salt_len % 2 != 0) return (PARSER_SALT_LENGTH); + u8 *salt_pos = token.buf[1]; + int salt_len = token.len[1]; u8 *pstoken_ptr = (u8 *) pstoken->salt_buf; - if (is_valid_hex_string (salt_buf, salt_len) == false) return (PARSER_SALT_ENCODING); - - for (u32 i = 0, j = 0; i < salt_len; i += 2, j += 1) + for (int i = 0, j = 0; i < salt_len; i += 2, j += 1) { - pstoken_ptr[j] = hex_to_u8 ((const u8 *) &salt_buf[i]); + pstoken_ptr[j] = hex_to_u8 (salt_pos + i); } pstoken->salt_len = salt_len / 2;