diff options
| -rw-r--r-- | digest.c | 24 |
1 files changed, 12 insertions, 12 deletions
@@ -23,30 +23,30 @@ libsha2_digest(struct libsha2_state *restrict state, const char *restrict messag off = (state->message_size / 8) % state->chunk_size; if (msglen) { - state->chunk[off] = *message; - state->chunk[off] |= (char)(1 << (7 - msglen)); - state->chunk[off] &= (char)~((1 << (7 - msglen)) - 1); + state->chunk[off] = (unsigned char)*message; + state->chunk[off] |= (unsigned char)(1 << (7 - msglen)); + state->chunk[off] &= (unsigned char)~((1 << (7 - msglen)) - 1); state->message_size += msglen; } else { state->chunk[off] = 0x80; } off += 1; - if (off > state->chunk_size - 8 * (1 + (state->algorithm > LIBSHA2_256))) { + if (off > state->chunk_size - (size_t)8 * (size_t)(1 + (state->algorithm > LIBSHA2_256))) { memset(state->chunk + off, 0, state->chunk_size - off); off = 0; libsha2_process(state, state->chunk); } memset(state->chunk + off, 0, state->chunk_size - 8 - off); - state->chunk[state->chunk_size - 8] = (char)(state->message_size >> 56); - state->chunk[state->chunk_size - 7] = (char)(state->message_size >> 48); - state->chunk[state->chunk_size - 6] = (char)(state->message_size >> 40); - state->chunk[state->chunk_size - 5] = (char)(state->message_size >> 32); - state->chunk[state->chunk_size - 4] = (char)(state->message_size >> 24); - state->chunk[state->chunk_size - 3] = (char)(state->message_size >> 16); - state->chunk[state->chunk_size - 2] = (char)(state->message_size >> 8); - state->chunk[state->chunk_size - 1] = (char)(state->message_size >> 0); + state->chunk[state->chunk_size - 8] = (unsigned char)(state->message_size >> 56); + state->chunk[state->chunk_size - 7] = (unsigned char)(state->message_size >> 48); + state->chunk[state->chunk_size - 6] = (unsigned char)(state->message_size >> 40); + state->chunk[state->chunk_size - 5] = (unsigned char)(state->message_size >> 32); + state->chunk[state->chunk_size - 4] = (unsigned char)(state->message_size >> 24); + state->chunk[state->chunk_size - 3] = (unsigned char)(state->message_size >> 16); + state->chunk[state->chunk_size - 2] = (unsigned char)(state->message_size >> 8); + state->chunk[state->chunk_size - 1] = (unsigned char)(state->message_size >> 0); libsha2_process(state, state->chunk); n = libsha2_algorithm_output_size(state->algorithm); |