diff options
Diffstat (limited to 'src/libstrongswan/crypto/signers/signer.h')
| -rw-r--r-- | src/libstrongswan/crypto/signers/signer.h | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/src/libstrongswan/crypto/signers/signer.h b/src/libstrongswan/crypto/signers/signer.h index c6870e475..9b6bd479a 100644 --- a/src/libstrongswan/crypto/signers/signer.h +++ b/src/libstrongswan/crypto/signers/signer.h @@ -91,8 +91,10 @@ struct signer_t { * * @param data a chunk containing the data to sign * @param buffer pointer where the signature will be written + * @return TRUE if signature created successfully */ - void (*get_signature) (signer_t *this, chunk_t data, u_int8_t *buffer); + bool (*get_signature)(signer_t *this, chunk_t data, + u_int8_t *buffer) __attribute__((warn_unused_result)); /** * Generate a signature and allocate space for it. @@ -102,8 +104,10 @@ struct signer_t { * * @param data a chunk containing the data to sign * @param chunk chunk which will hold the allocated signature + * @return TRUE if signature allocated successfully */ - void (*allocate_signature) (signer_t *this, chunk_t data, chunk_t *chunk); + bool (*allocate_signature)(signer_t *this, chunk_t data, + chunk_t *chunk) __attribute__((warn_unused_result)); /** * Verify a signature. @@ -116,33 +120,35 @@ struct signer_t { * @param signature a chunk containing the signature * @return TRUE, if signature is valid, FALSE otherwise */ - bool (*verify_signature) (signer_t *this, chunk_t data, chunk_t signature); + bool (*verify_signature)(signer_t *this, chunk_t data, chunk_t signature); /** * Get the block size of this signature algorithm. * * @return block size in bytes */ - size_t (*get_block_size) (signer_t *this); + size_t (*get_block_size)(signer_t *this); /** * Get the key size of the signature algorithm. * * @return key size in bytes */ - size_t (*get_key_size) (signer_t *this); + size_t (*get_key_size)(signer_t *this); /** * Set the key for this object. * * @param key key to set + * @return TRUE if key set */ - void (*set_key) (signer_t *this, chunk_t key); + bool (*set_key)(signer_t *this, + chunk_t key) __attribute__((warn_unused_result)); /** * Destroys a signer_t object. */ - void (*destroy) (signer_t *this); + void (*destroy)(signer_t *this); }; #endif /** SIGNER_H_ @}*/ |