X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fcipher.h;h=7911455d8a2044285fd13652a1885fef78144b94;hb=e62fd508158749a0d55eae06c2e361df5d6da6e0;hp=68332be3ab714ef70a6c6a702a2bda3e8a512d75;hpb=2c6b2d70e6640f39563ad7bb0aa0ba87f883848c;p=tinc

diff --git a/src/cipher.h b/src/cipher.h
index 68332be3..7911455d 100644
--- a/src/cipher.h
+++ b/src/cipher.h
@@ -3,7 +3,7 @@
 
 /*
     cipher.h -- header file cipher.c
-    Copyright (C) 2007-2016 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2007-2022 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -28,21 +28,29 @@
 
 #ifndef DISABLE_LEGACY
 
-typedef struct cipher cipher_t;
+#ifdef HAVE_OPENSSL
+#include "openssl/cipher.h"
+#elif HAVE_LIBGCRYPT
+#include "gcrypt/cipher.h"
+#else
+#error Incorrect cryptographic library, please reconfigure.
+#endif
 
-extern cipher_t *cipher_open_by_name(const char *name) __attribute__((__malloc__));
-extern cipher_t *cipher_open_by_nid(int nid) __attribute__((__malloc__));
+extern cipher_t *cipher_alloc(void) ATTR_MALLOC;
+extern void cipher_free(cipher_t **cipher);
+extern bool cipher_open_by_name(cipher_t *cipher, const char *name);
+extern bool cipher_open_by_nid(cipher_t *cipher, nid_t nid);
 extern void cipher_close(cipher_t *cipher);
 extern size_t cipher_keylength(const cipher_t *cipher);
 extern size_t cipher_blocksize(const cipher_t *cipher);
 extern uint64_t cipher_budget(const cipher_t *cipher);
-extern bool cipher_set_key(cipher_t *cipher, void *key, bool encrypt) __attribute__((__warn_unused_result__));
-extern bool cipher_set_key_from_rsa(cipher_t *cipher, void *rsa, size_t len, bool encrypt) __attribute__((__warn_unused_result__));
-extern bool cipher_encrypt(cipher_t *cipher, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot) __attribute__((__warn_unused_result__));
-extern bool cipher_decrypt(cipher_t *cipher, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot) __attribute__((__warn_unused_result__));
-extern int cipher_get_nid(const cipher_t *cipher);
+extern bool cipher_set_key(cipher_t *cipher, void *key, bool encrypt) ATTR_WARN_UNUSED;
+extern bool cipher_set_key_from_rsa(cipher_t *cipher, void *rsa, size_t len, bool encrypt) ATTR_WARN_UNUSED;
+extern bool cipher_encrypt(cipher_t *cipher, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot) ATTR_WARN_UNUSED;
+extern bool cipher_decrypt(cipher_t *cipher, const void *indata, size_t inlen, void *outdata, size_t *outlen, bool oneshot) ATTR_WARN_UNUSED;
+extern nid_t cipher_get_nid(const cipher_t *cipher);
 extern bool cipher_active(const cipher_t *cipher);
 
-#endif
+#endif // DISABLE_LEGACY
 
-#endif
+#endif // TINC_CIPHER_H