include/crypto/hash.h

2  * QEMU Crypto hash algorithms
47  * @alg: the hash algorithm
49  * Determine if @alg hash algorithm is supported by the
59  * @alg: the hash algorithm
61  * Determine the size of the hash digest in bytes
69  * @alg: the hash algorithm
70  * @iov: the array of memory regions to hash
72  * @result: pointer to hold output hash
76  * Computes the hash across all the memory regions
81  * @result_len match the size of the hash output. The digest will
85  * a buffer to hold the hash output digest, storing a pointer to
101  * @alg: the hash algorithm
102  * @buf: the memory region to hash
104  * @result: pointer to hold output hash
108  * Computes the hash across all the memory region
113  * @result_len match the size of the hash output. The digest will
117  * a buffer to hold the hash output digest, storing a pointer to
133  * @alg: the hash algorithm
134  * @iov: the array of memory regions to hash
136  * @digest: pointer to hold output hash
139  * Computes the hash across all the memory regions
142  * hash, which will be terminated by '\0'. The
156  * @hash: hash object from qcrypto_hash_new
157  * @iov: the array of memory regions to hash
161  * Updates the given hash object with all the memory regions
166 int qcrypto_hash_updatev(QCryptoHash *hash,
172  * @hash: hash object from qcrypto_hash_new
173  * @buf: the memory region to hash
177  * Updates the given hash object with the data from
182 int qcrypto_hash_update(QCryptoHash *hash,
189  * @hash: the hash object to finalize
190  * @digest: pointer to hold output hash
193  * Computes the hash from the given hash object. Hash object
196  * computed hash, which will be terminated by '\0'. The memory pointer
202 int qcrypto_hash_finalize_digest(QCryptoHash *hash,
208  * @hash_ctx: hash object to finalize
209  * @base64: pointer to store the hash result in
212  * Computes the hash from the given hash object. Hash object
215  * hash, which will be terminated by '\0'. The memory pointer in @base64
220 int qcrypto_hash_finalize_base64(QCryptoHash *hash,
226  * @hash_ctx: hash object to finalize
227  * @result: pointer to store the hash result in
231  * Computes the hash from the given hash object. Hash object
236  * @result_len match the size of the hash output. The digest will
240  * a buffer to hold the hash output digest, storing a pointer to
247 int qcrypto_hash_finalize_bytes(QCryptoHash *hash,
254  * @alg: the hash algorithm
260  * Returns: New hash object with the given algorithm, or NULL on error.
266  * @hash: hash object to free
270 void qcrypto_hash_free(QCryptoHash *hash);
276  * @alg: the hash algorithm
277  * @buf: the memory region to hash
279  * @digest: pointer to hold output hash
282  * Computes the hash across all the memory region
285  * hash, which will be terminated by '\0'. The
299  * @alg: the hash algorithm
300  * @iov: the array of memory regions to hash
302  * @base64: pointer to hold output hash
305  * Computes the hash across all the memory regions
308  * hash, which will be terminated by '\0'. The
322  * @alg: the hash algorithm
323  * @buf: the memory region to hash
325  * @base64: pointer to hold output hash
328  * Computes the hash across all the memory region
331  * hash, which will be terminated by '\0'. The