hmac.c (c76904ef2fc920bc6f73a827412cedac0aa167ad) hmac.c (14a5a2aef47e27b6afd1f8855eb41c75b69440dc)
1/*
2 * QEMU Crypto hmac algorithms
3 *
4 * Copyright (c) 2016 HUAWEI TECHNOLOGIES CO., LTD.
5 *
6 * This work is licensed under the terms of the GNU GPL, version 2 or
7 * (at your option) any later version. See the COPYING file in the
8 * top-level directory.
9 *
10 */
11
12#include "qemu/osdep.h"
13#include "qapi/error.h"
14#include "crypto/hmac.h"
1/*
2 * QEMU Crypto hmac algorithms
3 *
4 * Copyright (c) 2016 HUAWEI TECHNOLOGIES CO., LTD.
5 *
6 * This work is licensed under the terms of the GNU GPL, version 2 or
7 * (at your option) any later version. See the COPYING file in the
8 * top-level directory.
9 *
10 */
11
12#include "qemu/osdep.h"
13#include "qapi/error.h"
14#include "crypto/hmac.h"
15#include "hmacpriv.h"
15
16static const char hex[] = "0123456789abcdef";
17
16
17static const char hex[] = "0123456789abcdef";
18
19int qcrypto_hmac_bytesv(QCryptoHmac *hmac,
20 const struct iovec *iov,
21 size_t niov,
22 uint8_t **result,
23 size_t *resultlen,
24 Error **errp)
25{
26 QCryptoHmacDriver *drv = hmac->driver;
27
28 return drv->hmac_bytesv(hmac, iov, niov, result, resultlen, errp);
29}
30
18int qcrypto_hmac_bytes(QCryptoHmac *hmac,
19 const char *buf,
20 size_t len,
21 uint8_t **result,
22 size_t *resultlen,
23 Error **errp)
24{
25 struct iovec iov = {

--- 39 unchanged lines hidden (view full) ---

65{
66 struct iovec iov = {
67 .iov_base = (char *)buf,
68 .iov_len = len
69 };
70
71 return qcrypto_hmac_digestv(hmac, &iov, 1, digest, errp);
72}
31int qcrypto_hmac_bytes(QCryptoHmac *hmac,
32 const char *buf,
33 size_t len,
34 uint8_t **result,
35 size_t *resultlen,
36 Error **errp)
37{
38 struct iovec iov = {

--- 39 unchanged lines hidden (view full) ---

78{
79 struct iovec iov = {
80 .iov_base = (char *)buf,
81 .iov_len = len
82 };
83
84 return qcrypto_hmac_digestv(hmac, &iov, 1, digest, errp);
85}
86
87QCryptoHmac *qcrypto_hmac_new(QCryptoHashAlgorithm alg,
88 const uint8_t *key, size_t nkey,
89 Error **errp)
90{
91 QCryptoHmac *hmac;
92 void *ctx;
93
94 ctx = qcrypto_hmac_ctx_new(alg, key, nkey, errp);
95 if (!ctx) {
96 return NULL;
97 }
98
99 hmac = g_new0(QCryptoHmac, 1);
100 hmac->alg = alg;
101 hmac->opaque = ctx;
102 hmac->driver = (void *)&qcrypto_hmac_lib_driver;
103
104 return hmac;
105}
106
107void qcrypto_hmac_free(QCryptoHmac *hmac)
108{
109 QCryptoHmacDriver *drv;
110
111 if (hmac) {
112 drv = hmac->driver;
113 drv->hmac_free(hmac);
114 g_free(hmac);
115 }
116}