diff options
Diffstat (limited to 'unmarshal.c')
| -rw-r--r-- | unmarshal.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/unmarshal.c b/unmarshal.c index 8c5780d..0bfecfd 100644 --- a/unmarshal.c +++ b/unmarshal.c @@ -5,7 +5,7 @@ size_t libsha2_unmarshal(struct libsha2_state *restrict state, const void *restrict buf_, size_t bufsize) { - const char *restrict buf = buf_; + const unsigned char *restrict buf = buf_; size_t off = 0; int version; @@ -14,16 +14,16 @@ libsha2_unmarshal(struct libsha2_state *restrict state, const void *restrict buf return 0; } - version = *(const int *)buf; - if (version < 0 || version > 1) { /* version */ + memcpy(&version, buf, sizeof(int)); + if (version < 0 || version > 1) { errno = EINVAL; return 0; } off += sizeof(int); - state->algorithm = *(const enum libsha2_algorithm *)&buf[off]; + memcpy(&state->algorithm, &buf[off], sizeof(enum libsha2_algorithm)); off += sizeof(enum libsha2_algorithm); - state->message_size = *(const size_t *)&buf[off]; + memcpy(&state->message_size, &buf[off], sizeof(size_t)); off += sizeof(size_t); switch (state->algorithm) { @@ -68,7 +68,7 @@ libsha2_unmarshal(struct libsha2_state *restrict state, const void *restrict buf errno = EINVAL; return 0; } - state->chunk_size = *(const size_t *)&buf[off]; + memcpy(&state->chunk_size, &buf[off], sizeof(size_t)); off += sizeof(size_t); if (bufsize - off < (state->message_size / 8) % state->chunk_size) { |