-#ifndef NOPROTO
-static void null_init_key(EVP_CIPHER_CTX *ctx, unsigned char *key,
- unsigned char *iv,int enc);
-static void null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
- unsigned char *in, unsigned int inl);
-#else
-static void null_init_key();
-static void null_cipher();
-#endif
-
-static EVP_CIPHER n_cipher=
- {
- NID_undef,
- 1,0,0,
- null_init_key,
- null_cipher,
- NULL,
- 0,
- NULL,
- NULL,
- };
-
-EVP_CIPHER *EVP_enc_null(void)
- {
- return(&n_cipher);
- }
+static int null_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+ const unsigned char *iv, int enc);
+static int null_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
+ const unsigned char *in, size_t inl);
+static const EVP_CIPHER n_cipher = {
+ NID_undef,
+ 1, 0, 0, 0,
+ null_init_key,
+ null_cipher,
+ NULL,
+ 0,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+};