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Diffstat (limited to 'crypto/cipher-nettle.c')
-rw-r--r--crypto/cipher-nettle.c43
1 files changed, 39 insertions, 4 deletions
diff --git a/crypto/cipher-nettle.c b/crypto/cipher-nettle.c
index e61aaa29f0..a55a8e8bc5 100644
--- a/crypto/cipher-nettle.c
+++ b/crypto/cipher-nettle.c
@@ -25,8 +25,43 @@
#if CONFIG_NETTLE_VERSION_MAJOR < 3
typedef nettle_crypt_func nettle_cipher_func;
+
+typedef void * cipher_ctx_t;
+typedef unsigned cipher_length_t;
+#else
+typedef const void * cipher_ctx_t;
+typedef size_t cipher_length_t;
#endif
+static nettle_cipher_func aes_encrypt_wrapper;
+static nettle_cipher_func aes_decrypt_wrapper;
+static nettle_cipher_func des_encrypt_wrapper;
+static nettle_cipher_func des_decrypt_wrapper;
+
+static void aes_encrypt_wrapper(cipher_ctx_t ctx, cipher_length_t length,
+ uint8_t *dst, const uint8_t *src)
+{
+ aes_encrypt(ctx, length, dst, src);
+}
+
+static void aes_decrypt_wrapper(cipher_ctx_t ctx, cipher_length_t length,
+ uint8_t *dst, const uint8_t *src)
+{
+ aes_encrypt(ctx, length, dst, src);
+}
+
+static void des_encrypt_wrapper(cipher_ctx_t ctx, cipher_length_t length,
+ uint8_t *dst, const uint8_t *src)
+{
+ des_encrypt(ctx, length, dst, src);
+}
+
+static void des_decrypt_wrapper(cipher_ctx_t ctx, cipher_length_t length,
+ uint8_t *dst, const uint8_t *src)
+{
+ des_decrypt(ctx, length, dst, src);
+}
+
typedef struct QCryptoCipherNettle QCryptoCipherNettle;
struct QCryptoCipherNettle {
void *ctx_encrypt;
@@ -87,8 +122,8 @@ QCryptoCipher *qcrypto_cipher_new(QCryptoCipherAlgorithm alg,
des_set_key(ctx->ctx_encrypt, rfbkey);
g_free(rfbkey);
- ctx->alg_encrypt = (nettle_cipher_func *)des_encrypt;
- ctx->alg_decrypt = (nettle_cipher_func *)des_decrypt;
+ ctx->alg_encrypt = des_encrypt_wrapper;
+ ctx->alg_decrypt = des_decrypt_wrapper;
ctx->niv = DES_BLOCK_SIZE;
break;
@@ -102,8 +137,8 @@ QCryptoCipher *qcrypto_cipher_new(QCryptoCipherAlgorithm alg,
aes_set_encrypt_key(ctx->ctx_encrypt, nkey, key);
aes_set_decrypt_key(ctx->ctx_decrypt, nkey, key);
- ctx->alg_encrypt = (nettle_cipher_func *)aes_encrypt;
- ctx->alg_decrypt = (nettle_cipher_func *)aes_decrypt;
+ ctx->alg_encrypt = aes_encrypt_wrapper;
+ ctx->alg_decrypt = aes_decrypt_wrapper;
ctx->niv = AES_BLOCK_SIZE;
break;