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Diffstat (limited to 'crypto/hash.c')
-rw-r--r--crypto/hash.c113
1 files changed, 5 insertions, 108 deletions
diff --git a/crypto/hash.c b/crypto/hash.c
index b90af3495a..0f1ceac66a 100644
--- a/crypto/hash.c
+++ b/crypto/hash.c
@@ -22,126 +22,23 @@
#include "qapi/error.h"
#include "crypto/hash.h"
-#ifdef CONFIG_GNUTLS_HASH
-#include <gnutls/gnutls.h>
-#include <gnutls/crypto.h>
-#endif
-
-
static size_t qcrypto_hash_alg_size[QCRYPTO_HASH_ALG__MAX] = {
[QCRYPTO_HASH_ALG_MD5] = 16,
[QCRYPTO_HASH_ALG_SHA1] = 20,
+ [QCRYPTO_HASH_ALG_SHA224] = 28,
[QCRYPTO_HASH_ALG_SHA256] = 32,
+ [QCRYPTO_HASH_ALG_SHA384] = 48,
+ [QCRYPTO_HASH_ALG_SHA512] = 64,
+ [QCRYPTO_HASH_ALG_RIPEMD160] = 20,
};
size_t qcrypto_hash_digest_len(QCryptoHashAlgorithm alg)
{
- if (alg >= G_N_ELEMENTS(qcrypto_hash_alg_size)) {
- return 0;
- }
+ assert(alg < G_N_ELEMENTS(qcrypto_hash_alg_size));
return qcrypto_hash_alg_size[alg];
}
-#ifdef CONFIG_GNUTLS_HASH
-static int qcrypto_hash_alg_map[QCRYPTO_HASH_ALG__MAX] = {
- [QCRYPTO_HASH_ALG_MD5] = GNUTLS_DIG_MD5,
- [QCRYPTO_HASH_ALG_SHA1] = GNUTLS_DIG_SHA1,
- [QCRYPTO_HASH_ALG_SHA256] = GNUTLS_DIG_SHA256,
-};
-
-gboolean qcrypto_hash_supports(QCryptoHashAlgorithm alg)
-{
- if (alg < G_N_ELEMENTS(qcrypto_hash_alg_map)) {
- return true;
- }
- return false;
-}
-
-
-int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg,
- const struct iovec *iov,
- size_t niov,
- uint8_t **result,
- size_t *resultlen,
- Error **errp)
-{
- int i, ret;
- gnutls_hash_hd_t dig;
-
- if (alg >= G_N_ELEMENTS(qcrypto_hash_alg_map)) {
- error_setg(errp,
- "Unknown hash algorithm %d",
- alg);
- return -1;
- }
-
- ret = gnutls_hash_init(&dig, qcrypto_hash_alg_map[alg]);
-
- if (ret < 0) {
- error_setg(errp,
- "Unable to initialize hash algorithm: %s",
- gnutls_strerror(ret));
- return -1;
- }
-
- for (i = 0; i < niov; i++) {
- ret = gnutls_hash(dig, iov[i].iov_base, iov[i].iov_len);
- if (ret < 0) {
- error_setg(errp,
- "Unable process hash data: %s",
- gnutls_strerror(ret));
- goto error;
- }
- }
-
- ret = gnutls_hash_get_len(qcrypto_hash_alg_map[alg]);
- if (ret <= 0) {
- error_setg(errp,
- "Unable to get hash length: %s",
- gnutls_strerror(ret));
- goto error;
- }
- if (*resultlen == 0) {
- *resultlen = ret;
- *result = g_new0(uint8_t, *resultlen);
- } else if (*resultlen != ret) {
- error_setg(errp,
- "Result buffer size %zu is smaller than hash %d",
- *resultlen, ret);
- goto error;
- }
-
- gnutls_hash_deinit(dig, *result);
- return 0;
-
- error:
- gnutls_hash_deinit(dig, NULL);
- return -1;
-}
-
-#else /* ! CONFIG_GNUTLS_HASH */
-
-gboolean qcrypto_hash_supports(QCryptoHashAlgorithm alg G_GNUC_UNUSED)
-{
- return false;
-}
-
-int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg,
- const struct iovec *iov G_GNUC_UNUSED,
- size_t niov G_GNUC_UNUSED,
- uint8_t **result G_GNUC_UNUSED,
- size_t *resultlen G_GNUC_UNUSED,
- Error **errp)
-{
- error_setg(errp,
- "Hash algorithm %d not supported without GNUTLS",
- alg);
- return -1;
-}
-
-#endif /* ! CONFIG_GNUTLS_HASH */
-
int qcrypto_hash_bytes(QCryptoHashAlgorithm alg,
const char *buf,
size_t len,