]> Git Repo - qemu.git/blobdiff - crypto/pbkdf-gcrypt.c
vfio: Test realized when using VFIOGroup.device_list iterator
[qemu.git] / crypto / pbkdf-gcrypt.c
index 34af3a97e9a7b68260417e8f7673ef40f4d05211..40289858bf348007b59c2b1e96620280e8718d0d 100644 (file)
@@ -28,7 +28,11 @@ bool qcrypto_pbkdf2_supports(QCryptoHashAlgorithm hash)
     switch (hash) {
     case QCRYPTO_HASH_ALG_MD5:
     case QCRYPTO_HASH_ALG_SHA1:
+    case QCRYPTO_HASH_ALG_SHA224:
     case QCRYPTO_HASH_ALG_SHA256:
+    case QCRYPTO_HASH_ALG_SHA384:
+    case QCRYPTO_HASH_ALG_SHA512:
+    case QCRYPTO_HASH_ALG_RIPEMD160:
         return true;
     default:
         return false;
@@ -38,20 +42,33 @@ bool qcrypto_pbkdf2_supports(QCryptoHashAlgorithm hash)
 int qcrypto_pbkdf2(QCryptoHashAlgorithm hash,
                    const uint8_t *key, size_t nkey,
                    const uint8_t *salt, size_t nsalt,
-                   unsigned int iterations,
+                   uint64_t iterations,
                    uint8_t *out, size_t nout,
                    Error **errp)
 {
     static const int hash_map[QCRYPTO_HASH_ALG__MAX] = {
         [QCRYPTO_HASH_ALG_MD5] = GCRY_MD_MD5,
         [QCRYPTO_HASH_ALG_SHA1] = GCRY_MD_SHA1,
+        [QCRYPTO_HASH_ALG_SHA224] = GCRY_MD_SHA224,
         [QCRYPTO_HASH_ALG_SHA256] = GCRY_MD_SHA256,
+        [QCRYPTO_HASH_ALG_SHA384] = GCRY_MD_SHA384,
+        [QCRYPTO_HASH_ALG_SHA512] = GCRY_MD_SHA512,
+        [QCRYPTO_HASH_ALG_RIPEMD160] = GCRY_MD_RMD160,
     };
     int ret;
 
+    if (iterations > ULONG_MAX) {
+        error_setg_errno(errp, ERANGE,
+                         "PBKDF iterations %llu must be less than %lu",
+                         (long long unsigned)iterations, ULONG_MAX);
+        return -1;
+    }
+
     if (hash >= G_N_ELEMENTS(hash_map) ||
         hash_map[hash] == GCRY_MD_NONE) {
-        error_setg(errp, "Unexpected hash algorithm %d", hash);
+        error_setg_errno(errp, ENOSYS,
+                         "PBKDF does not support hash algorithm %s",
+                         QCryptoHashAlgorithm_lookup[hash]);
         return -1;
     }
 
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