diff options
Diffstat (limited to 'src/libkeccak/digest.h')
| -rw-r--r-- | src/libkeccak/digest.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/libkeccak/digest.h b/src/libkeccak/digest.h index 4d4fe8e..b84370c 100644 --- a/src/libkeccak/digest.h +++ b/src/libkeccak/digest.h @@ -25,6 +25,20 @@ /** * Absorb more of the message to the Keccak sponge + * without wiping sensitive data when possible + * + * @param state The hashing state + * @param msg The partial message + * @param msglen The length of the partial message + * @return Zero on success, -1 on error + */ +__attribute__((nonnull)) +int libkeccak_fast_update(libkeccak_state_t* restrict state, const char* restrict msg, size_t msglen); + + +/** + * Absorb more of the message to the Keccak sponge + * and wipe sensitive data when possible * * @param state The hashing state * @param msg The partial message @@ -37,6 +51,24 @@ int libkeccak_update(libkeccak_state_t* restrict state, const char* restrict msg /** * Absorb the last part of the message and squeeze the Keccak sponge + * without wiping sensitive data when possible + * + * @param state The hashing state + * @param msg The rest of the message, may be `NULL`, may be modified + * @param msglen The length of the partial message + * @param bits The number of bits at the end of the message not covered by `msglen` + * @param suffix The suffix concatenate to the message, only '1':s and '0':s, and NUL-termination + * @param hashsum Output paramter for the hashsum, may be `NULL` + * @return Zero on success, -1 on error + */ +__attribute__((nonnull(1))) +int libkeccak_fast_digest(libkeccak_state_t* restrict state, const char* restrict msg, size_t msglen, + size_t bits, const char* restrict suffix, char* restrict hashsum); + + +/** + * Absorb the last part of the message and squeeze the Keccak sponge + * and wipe sensitive data when possible * * @param state The hashing state * @param msg The rest of the message, may be `NULL`, may be modified |