X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fgcrypt%2Fcipher.h;h=4d1e0962463699b0cfffbffa1a8382ad7d9ed656;hb=08aabbf9317806bc50a9a6693ca866c8936ce26b;hp=593b98574ebc216c09d23c1807226189c6b4d69e;hpb=1fd1d5bd9330e02ab5dc32ad027f654ff2620099;p=tinc

diff --git a/src/gcrypt/cipher.h b/src/gcrypt/cipher.h
index 593b9857..4d1e0962 100644
--- a/src/gcrypt/cipher.h
+++ b/src/gcrypt/cipher.h
@@ -24,6 +24,10 @@
 
 #include <gcrypt.h>
 
+#define CIPHER_MAX_BLOCK_SIZE 32
+#define CIPHER_MAX_IV_SIZE 16
+#define CIPHER_MAX_KEY_SIZE 32
+
 typedef struct cipher {
 	gcry_cipher_hd_t handle;
 	char *key;
@@ -37,10 +41,10 @@ extern bool cipher_open_by_nid(struct cipher *, int);
 extern bool cipher_open_blowfish_ofb(struct cipher *);
 extern void cipher_close(struct cipher *);
 extern size_t cipher_keylength(const struct cipher *);
-extern void cipher_get_key(const struct cipher *, void *, bool);
+extern void cipher_get_key(const struct cipher *, void *);
 extern bool cipher_set_key(struct cipher *, void *, bool);
 extern bool cipher_set_key_from_rsa(struct cipher *, void *, size_t, bool);
-extern bool cipher_regenerate_key(struct cipher *);
+extern bool cipher_regenerate_key(struct cipher *, bool);
 extern bool cipher_encrypt(struct cipher *, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot);
 extern bool cipher_decrypt(struct cipher *, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot);
 extern int cipher_get_nid(const struct cipher *);