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Diffstat (limited to 'crypto/cipher-nettle.c')
-rw-r--r--crypto/cipher-nettle.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/crypto/cipher-nettle.c b/crypto/cipher-nettle.c
index cd2675c0bc..cfa69cc5d7 100644
--- a/crypto/cipher-nettle.c
+++ b/crypto/cipher-nettle.c
@@ -23,6 +23,7 @@
#include <nettle/aes.h>
#include <nettle/des.h>
#include <nettle/cbc.h>
+#include <nettle/cast128.h>
#if CONFIG_NETTLE_VERSION_MAJOR < 3
typedef nettle_crypt_func nettle_cipher_func;
@@ -63,6 +64,18 @@ static void des_decrypt_wrapper(cipher_ctx_t ctx, cipher_length_t length,
des_decrypt(ctx, length, dst, src);
}
+static void cast128_encrypt_wrapper(cipher_ctx_t ctx, cipher_length_t length,
+ uint8_t *dst, const uint8_t *src)
+{
+ cast128_encrypt(ctx, length, dst, src);
+}
+
+static void cast128_decrypt_wrapper(cipher_ctx_t ctx, cipher_length_t length,
+ uint8_t *dst, const uint8_t *src)
+{
+ cast128_decrypt(ctx, length, dst, src);
+}
+
typedef struct QCryptoCipherNettle QCryptoCipherNettle;
struct QCryptoCipherNettle {
void *ctx_encrypt;
@@ -80,6 +93,7 @@ bool qcrypto_cipher_supports(QCryptoCipherAlgorithm alg)
case QCRYPTO_CIPHER_ALG_AES_128:
case QCRYPTO_CIPHER_ALG_AES_192:
case QCRYPTO_CIPHER_ALG_AES_256:
+ case QCRYPTO_CIPHER_ALG_CAST5_128:
return true;
default:
return false;
@@ -143,6 +157,18 @@ QCryptoCipher *qcrypto_cipher_new(QCryptoCipherAlgorithm alg,
ctx->blocksize = AES_BLOCK_SIZE;
break;
+
+ case QCRYPTO_CIPHER_ALG_CAST5_128:
+ ctx->ctx_encrypt = g_new0(struct cast128_ctx, 1);
+ ctx->ctx_decrypt = NULL; /* 1 ctx can do both */
+
+ cast5_set_key(ctx->ctx_encrypt, nkey, key);
+
+ ctx->alg_encrypt = cast128_encrypt_wrapper;
+ ctx->alg_decrypt = cast128_decrypt_wrapper;
+
+ ctx->blocksize = CAST128_BLOCK_SIZE;
+ break;
default:
error_setg(errp, "Unsupported cipher algorithm %d", alg);
goto error;