2  * QEMU Crypto hash algorithms
25 #include "crypto/hash.h"
54     QCryptoHash *hash;  in qcrypto_gcrypt_hash_new()  local
57     hash = g_new(QCryptoHash, 1);  in qcrypto_gcrypt_hash_new()
58     hash->alg = alg;  in qcrypto_gcrypt_hash_new()
59     hash->opaque = g_new(gcry_md_hd_t, 1);  in qcrypto_gcrypt_hash_new()
61     ret = gcry_md_open((gcry_md_hd_t *) hash->opaque,  in qcrypto_gcrypt_hash_new()
65                    "Unable to initialize hash algorithm: %s",  in qcrypto_gcrypt_hash_new()
67         g_free(hash->opaque);  in qcrypto_gcrypt_hash_new()
68         g_free(hash);  in qcrypto_gcrypt_hash_new()
71     return hash;  in qcrypto_gcrypt_hash_new()
75 void qcrypto_gcrypt_hash_free(QCryptoHash *hash)  in qcrypto_gcrypt_hash_free()  argument
77     gcry_md_hd_t *ctx = hash->opaque;  in qcrypto_gcrypt_hash_free()
84     g_free(hash);  in qcrypto_gcrypt_hash_free()
89 int qcrypto_gcrypt_hash_update(QCryptoHash *hash,  in qcrypto_gcrypt_hash_update()  argument
94     gcry_md_hd_t *ctx = hash->opaque;  in qcrypto_gcrypt_hash_update()
104 int qcrypto_gcrypt_hash_finalize(QCryptoHash *hash,  in qcrypto_gcrypt_hash_finalize()  argument
111     gcry_md_hd_t *ctx = hash->opaque;  in qcrypto_gcrypt_hash_finalize()
113     ret = gcry_md_get_algo_dlen(qcrypto_hash_alg_map[hash->alg]);  in qcrypto_gcrypt_hash_finalize()
115         error_setg(errp, "Unable to get hash length");  in qcrypto_gcrypt_hash_finalize()
124                    "Result buffer size %zu is smaller than hash %d",  in qcrypto_gcrypt_hash_finalize()