Add/update license headers across various files

[xonotic/darkplaces.git] / crypto.h

diff --git a/crypto.h b/crypto.h
index 80eea7a257d37d73dfff42744bdd1ff71d82279c..306134de96eeb2bb1c743e9cdd50dac05b72b0ea 100644 (file)
--- a/crypto.h
+++ b/crypto.h
@@ -1,8 +1,32 @@
+/*
+Copyright (C) 2010-2015 Rudolf Polzer (divVerent)
+
+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 the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
 #ifndef CRYPTO_H
 #define CRYPTO_H
 
-extern cvar_t crypto_developer;
-extern cvar_t crypto_aeslevel;
+#include <stddef.h>
+#include "qtypes.h"
+struct lhnetaddress_s;
+
+extern struct cvar_s crypto_developer;
+extern struct cvar_s crypto_aeslevel;
 #define ENCRYPTION_REQUIRED (crypto_aeslevel.integer >= 3)
 
 extern int crypto_keyfp_recommended_length; // applies to LOCAL IDs, and to ALL keys
@@ -11,8 +35,6 @@ extern int crypto_keyfp_recommended_length; // applies to LOCAL IDs, and to ALL
 // AES case causes 16 to 31 bytes overhead
 // SHA256 case causes 16 bytes overhead as we truncate to 128bit
 
-#include "lhnet.h"
-
 #define FP64_SIZE 44
 #define DHKEY_SIZE 16
 
@@ -43,19 +65,19 @@ const void *Crypto_DecryptPacket(crypto_t *crypto, const void *data_src, size_t
 #define CRYPTO_MATCH 1          // process as usual (packet was used)
 #define CRYPTO_DISCARD 2        // discard this packet
 #define CRYPTO_REPLACE 3        // make the buffer the current packet
-int Crypto_ClientParsePacket(const char *data_in, size_t len_in, char *data_out, size_t *len_out, lhnetaddress_t *peeraddress);
-int Crypto_ServerParsePacket(const char *data_in, size_t len_in, char *data_out, size_t *len_out, lhnetaddress_t *peeraddress);
+int Crypto_ClientParsePacket(const char *data_in, size_t len_in, char *data_out, size_t *len_out, struct lhnetaddress_s *peeraddress);
+int Crypto_ServerParsePacket(const char *data_in, size_t len_in, char *data_out, size_t *len_out, struct lhnetaddress_s *peeraddress);
 
 // if len_out is nonzero, the packet is to be sent to the client
 
 qbool Crypto_ServerAppendToChallenge(const char *data_in, size_t len_in, char *data_out, size_t *len_out, size_t maxlen);
-crypto_t *Crypto_ServerGetInstance(lhnetaddress_t *peeraddress);
+crypto_t *Crypto_ServerGetInstance(struct lhnetaddress_s *peeraddress);
 qbool Crypto_FinishInstance(crypto_t *out, crypto_t *in); // also clears allocated memory, and frees the instance received by ServerGetInstance
 const char *Crypto_GetInfoResponseDataString(void);
 
 // retrieves a host key for an address (can be exposed to menuqc, or used by the engine to look up stored keys e.g. for server bookmarking)
 // pointers may be NULL
-qbool Crypto_RetrieveHostKey(lhnetaddress_t *peeraddress, int *keyid, char *keyfp, size_t keyfplen, char *idfp, size_t idfplen, int *aeslevel, qbool *issigned);
+qbool Crypto_RetrieveHostKey(struct lhnetaddress_s *peeraddress, int *keyid, char *keyfp, size_t keyfplen, char *idfp, size_t idfplen, int *aeslevel, qbool *issigned);
 int Crypto_RetrieveLocalKey(int keyid, char *keyfp, size_t keyfplen, char *idfp, size_t idfplen, qbool *issigned); // return value: -1 if more to come, +1 if valid, 0 if end of list
 
 size_t Crypto_SignData(const void *data, size_t datasize, int keyid, void *signed_data, size_t signed_size);