diff options
author | Longpeng(Mike) <longpeng2@huawei.com> | 2017-07-14 14:03:59 -0400 |
---|---|---|
committer | Daniel P. Berrange <berrange@redhat.com> | 2017-07-19 10:11:04 +0100 |
commit | aa8efad903a7594dbd9f96b9804c028f28fc8f8e (patch) | |
tree | ad25e0f62228c07defeea412dd5f3dd3707d9ecc /crypto | |
parent | 75c800780919e389e6c272d84b31a33ec348ff79 (diff) | |
download | qemu-aa8efad903a7594dbd9f96b9804c028f28fc8f8e.zip qemu-aa8efad903a7594dbd9f96b9804c028f28fc8f8e.tar.gz qemu-aa8efad903a7594dbd9f96b9804c028f28fc8f8e.tar.bz2 |
crypto: hash: add hash driver framework
1) makes the public APIs in hash-nettle/gcrypt/glib static,
and rename them with "nettle/gcrypt/glib" prefix.
2) introduces hash framework, including QCryptoHashDriver
and new public APIs.
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Diffstat (limited to 'crypto')
-rw-r--r-- | crypto/hash-gcrypt.c | 19 | ||||
-rw-r--r-- | crypto/hash-glib.c | 19 | ||||
-rw-r--r-- | crypto/hash-nettle.c | 19 | ||||
-rw-r--r-- | crypto/hash.c | 13 | ||||
-rw-r--r-- | crypto/hashpriv.h | 31 |
5 files changed, 83 insertions, 18 deletions
diff --git a/crypto/hash-gcrypt.c b/crypto/hash-gcrypt.c index 7690690..972beaa 100644 --- a/crypto/hash-gcrypt.c +++ b/crypto/hash-gcrypt.c @@ -22,6 +22,7 @@ #include <gcrypt.h> #include "qapi/error.h" #include "crypto/hash.h" +#include "hashpriv.h" static int qcrypto_hash_alg_map[QCRYPTO_HASH_ALG__MAX] = { @@ -44,12 +45,13 @@ gboolean qcrypto_hash_supports(QCryptoHashAlgorithm alg) } -int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, - const struct iovec *iov, - size_t niov, - uint8_t **result, - size_t *resultlen, - Error **errp) +static int +qcrypto_gcrypt_hash_bytesv(QCryptoHashAlgorithm alg, + const struct iovec *iov, + size_t niov, + uint8_t **result, + size_t *resultlen, + Error **errp) { int i, ret; gcry_md_hd_t md; @@ -107,3 +109,8 @@ int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, gcry_md_close(md); return -1; } + + +QCryptoHashDriver qcrypto_hash_lib_driver = { + .hash_bytesv = qcrypto_gcrypt_hash_bytesv, +}; diff --git a/crypto/hash-glib.c b/crypto/hash-glib.c index ec99ac9..a5871cc 100644 --- a/crypto/hash-glib.c +++ b/crypto/hash-glib.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "qapi/error.h" #include "crypto/hash.h" +#include "hashpriv.h" static int qcrypto_hash_alg_map[QCRYPTO_HASH_ALG__MAX] = { @@ -47,12 +48,13 @@ gboolean qcrypto_hash_supports(QCryptoHashAlgorithm alg) } -int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, - const struct iovec *iov, - size_t niov, - uint8_t **result, - size_t *resultlen, - Error **errp) +static int +qcrypto_glib_hash_bytesv(QCryptoHashAlgorithm alg, + const struct iovec *iov, + size_t niov, + uint8_t **result, + size_t *resultlen, + Error **errp) { int i, ret; GChecksum *cs; @@ -95,3 +97,8 @@ int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, g_checksum_free(cs); return -1; } + + +QCryptoHashDriver qcrypto_hash_lib_driver = { + .hash_bytesv = qcrypto_glib_hash_bytesv, +}; diff --git a/crypto/hash-nettle.c b/crypto/hash-nettle.c index 6a206dc..96f186f 100644 --- a/crypto/hash-nettle.c +++ b/crypto/hash-nettle.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "qapi/error.h" #include "crypto/hash.h" +#include "hashpriv.h" #include <nettle/md5.h> #include <nettle/sha.h> #include <nettle/ripemd160.h> @@ -103,12 +104,13 @@ gboolean qcrypto_hash_supports(QCryptoHashAlgorithm alg) } -int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, - const struct iovec *iov, - size_t niov, - uint8_t **result, - size_t *resultlen, - Error **errp) +static int +qcrypto_nettle_hash_bytesv(QCryptoHashAlgorithm alg, + const struct iovec *iov, + size_t niov, + uint8_t **result, + size_t *resultlen, + Error **errp) { int i; union qcrypto_hash_ctx ctx; @@ -152,3 +154,8 @@ int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, return 0; } + + +QCryptoHashDriver qcrypto_hash_lib_driver = { + .hash_bytesv = qcrypto_nettle_hash_bytesv, +}; diff --git a/crypto/hash.c b/crypto/hash.c index 0f1ceac..c43fd87 100644 --- a/crypto/hash.c +++ b/crypto/hash.c @@ -21,6 +21,7 @@ #include "qemu/osdep.h" #include "qapi/error.h" #include "crypto/hash.h" +#include "hashpriv.h" static size_t qcrypto_hash_alg_size[QCRYPTO_HASH_ALG__MAX] = { [QCRYPTO_HASH_ALG_MD5] = 16, @@ -38,6 +39,18 @@ size_t qcrypto_hash_digest_len(QCryptoHashAlgorithm alg) return qcrypto_hash_alg_size[alg]; } +int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, + const struct iovec *iov, + size_t niov, + uint8_t **result, + size_t *resultlen, + Error **errp) +{ + return qcrypto_hash_lib_driver.hash_bytesv(alg, iov, niov, + result, resultlen, + errp); +} + int qcrypto_hash_bytes(QCryptoHashAlgorithm alg, const char *buf, diff --git a/crypto/hashpriv.h b/crypto/hashpriv.h new file mode 100644 index 0000000..5e505e0 --- /dev/null +++ b/crypto/hashpriv.h @@ -0,0 +1,31 @@ +/* + * QEMU Crypto hash driver supports + * + * Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD. + * + * Authors: + * Longpeng(Mike) <longpeng2@huawei.com> + * + * This work is licensed under the terms of the GNU GPL, version 2 or + * (at your option) any later version. See the COPYING file in the + * top-level directory. + * + */ + +#ifndef QCRYPTO_HASHPRIV_H +#define QCRYPTO_HASHPRIV_H + +typedef struct QCryptoHashDriver QCryptoHashDriver; + +struct QCryptoHashDriver { + int (*hash_bytesv)(QCryptoHashAlgorithm alg, + const struct iovec *iov, + size_t niov, + uint8_t **result, + size_t *resultlen, + Error **errp); +}; + +extern QCryptoHashDriver qcrypto_hash_lib_driver; + +#endif |