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authortjw <tjw@edf5b092-35ff-0310-97b2-ce42778d08ea>2007-02-12 18:52:15 +0000
committertjw <tjw@edf5b092-35ff-0310-97b2-ce42778d08ea>2007-02-12 18:52:15 +0000
commit1646bf59c7bc568bd4788cc43c166e4eaa0dca3d (patch)
tree4f34bbcfa05fb4bf7b48f86abd0c851e612584df /code
parent3c238e0604bb62959053e1555e7e38cbd1c4188a (diff)
downloadioquake3-aero-1646bf59c7bc568bd4788cc43c166e4eaa0dca3d.tar.gz
ioquake3-aero-1646bf59c7bc568bd4788cc43c166e4eaa0dca3d.zip
* (bug 3019) adds the cvar cl_guidServerUniq (defaults to 1). When set to
non-zero, cl_guid will be unique for each server that the client connects to git-svn-id: svn://svn.icculus.org/quake3/trunk@1041 edf5b092-35ff-0310-97b2-ce42778d08ea
Diffstat (limited to 'code')
-rw-r--r--code/client/cl_main.c81
-rw-r--r--code/client/client.h3
-rw-r--r--code/qcommon/md5.c19
-rw-r--r--code/qcommon/qcommon.h2
4 files changed, 88 insertions, 17 deletions
diff --git a/code/client/cl_main.c b/code/client/cl_main.c
index b460919..bb8d635 100644
--- a/code/client/cl_main.c
+++ b/code/client/cl_main.c
@@ -74,6 +74,8 @@ cvar_t *cl_trn;
cvar_t *cl_lanForcePackets;
+cvar_t *cl_guidServerUniq;
+
clientActive_t cl;
clientConnection_t clc;
clientStatic_t cls;
@@ -713,6 +715,28 @@ void CL_ClearState (void) {
Com_Memset( &cl, 0, sizeof( cl ) );
}
+/*
+====================
+CL_UpdateGUID
+
+update cl_guid using QKEY_FILE and optional prefix
+====================
+*/
+static void CL_UpdateGUID( char *prefix, int prefix_len )
+{
+ fileHandle_t f;
+ int len;
+
+ len = FS_SV_FOpenFileRead( QKEY_FILE, &f );
+ FS_FCloseFile( f );
+
+ if( len != QKEY_SIZE )
+ Cvar_Set( "cl_guid", "" );
+ else
+ Cvar_Set( "cl_guid", Com_MD5File( QKEY_FILE, QKEY_SIZE,
+ prefix, prefix_len ) );
+}
+
/*
=====================
@@ -781,6 +805,7 @@ void CL_Disconnect( qboolean showMainMenu ) {
if( CL_VideoRecording( ) ) {
CL_CloseAVI( );
}
+ CL_UpdateGUID( NULL, 0 );
}
@@ -1036,6 +1061,7 @@ CL_Connect_f
*/
void CL_Connect_f( void ) {
char *server;
+ char serverString[ 22 ];
if ( Cmd_Argc() != 2 ) {
Com_Printf( "usage: connect [server]\n");
@@ -1078,10 +1104,17 @@ void CL_Connect_f( void ) {
if (clc.serverAddress.port == 0) {
clc.serverAddress.port = BigShort( PORT_SERVER );
}
- Com_Printf( "%s resolved to %i.%i.%i.%i:%i\n", cls.servername,
- clc.serverAddress.ip[0], clc.serverAddress.ip[1],
- clc.serverAddress.ip[2], clc.serverAddress.ip[3],
- BigShort( clc.serverAddress.port ) );
+ Com_sprintf( serverString, sizeof( serverString ), "%i.%i.%i.%i:%i",
+ clc.serverAddress.ip[0], clc.serverAddress.ip[1],
+ clc.serverAddress.ip[2], clc.serverAddress.ip[3],
+ BigShort( clc.serverAddress.port ) );
+
+ Com_Printf( "%s resolved to %s\n", cls.servername, serverString );
+
+ if( cl_guidServerUniq->integer )
+ CL_UpdateGUID( serverString, strlen( serverString ) );
+ else
+ CL_UpdateGUID( NULL, 0 );
// if we aren't playing on a lan, we need to authenticate
// with the cd key
@@ -2480,25 +2513,48 @@ void CL_StopVideo_f( void )
CL_CloseAVI( );
}
+/*
+===============
+CL_GenerateQKey
+
+test to see if a valid QKEY_FILE exists. If one does not, try to generate
+it by filling it with 2048 bytes of random data.
+===============
+*/
static void CL_GenerateQKey(void)
{
int len = 0;
- unsigned char buff[2048];
+ unsigned char buff[ QKEY_SIZE ];
+ fileHandle_t f;
- len = FS_ReadFile(QKEY_FILE, NULL);
- if(len >= (int)sizeof(buff)) {
- Com_Printf("QKEY found.\n");
+ len = FS_SV_FOpenFileRead( QKEY_FILE, &f );
+ FS_FCloseFile( f );
+ if( len == QKEY_SIZE ) {
+ Com_Printf( "QKEY found.\n" );
return;
}
else {
int i;
+
+ if( len > 0 ) {
+ Com_Printf( "QKEY file size != %d, regenerating\n",
+ QKEY_SIZE );
+ }
+
srand(time(0));
for(i = 0; i < sizeof(buff) - 1; i++) {
buff[i] = (unsigned char)(rand() % 255);
}
buff[i] = 0;
- Com_Printf("QKEY generated\n");
- FS_WriteFile(QKEY_FILE, buff, sizeof(buff));
+ f = FS_SV_FOpenFileWrite( QKEY_FILE );
+ if( !f ) {
+ Com_Printf( "QKEY could not open %s for write\n",
+ QKEY_FILE );
+ return;
+ }
+ FS_Write( buff, sizeof(buff), f );
+ FS_FCloseFile( f );
+ Com_Printf( "QKEY generated\n" );
}
}
@@ -2595,6 +2651,8 @@ void CL_Init( void ) {
cl_lanForcePackets = Cvar_Get ("cl_lanForcePackets", "1", CVAR_ARCHIVE);
+ cl_guidServerUniq = Cvar_Get ("cl_guidServerUniq", "1", CVAR_ARCHIVE);
+
// userinfo
Cvar_Get ("name", "UnnamedPlayer", CVAR_USERINFO | CVAR_ARCHIVE );
Cvar_Get ("rate", "3000", CVAR_USERINFO | CVAR_ARCHIVE );
@@ -2655,7 +2713,8 @@ void CL_Init( void ) {
Cvar_Set( "cl_running", "1" );
CL_GenerateQKey();
- Cvar_Get("cl_guid", Com_MD5File(QKEY_FILE, 0), CVAR_USERINFO | CVAR_ROM);
+ Cvar_Get( "cl_guid", "", CVAR_USERINFO | CVAR_ROM );
+ CL_UpdateGUID( NULL, 0 );
Com_Printf( "----- Client Initialization Complete -----\n" );
}
diff --git a/code/client/client.h b/code/client/client.h
index 17b6d21..df6fe6f 100644
--- a/code/client/client.h
+++ b/code/client/client.h
@@ -34,8 +34,9 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#include "cl_curl.h"
#endif /* USE_CURL */
-// tjw: file full of random crap that gets used to create cl_guid
+// file full of random crap that gets used to create cl_guid
#define QKEY_FILE "qkey"
+#define QKEY_SIZE 2048
#define RETRANSMIT_TIMEOUT 3000 // time between connection packet retransmits
diff --git a/code/qcommon/md5.c b/code/qcommon/md5.c
index ffe7752..dcb4e44 100644
--- a/code/qcommon/md5.c
+++ b/code/qcommon/md5.c
@@ -257,9 +257,9 @@ static void MD5Final(struct MD5Context *ctx, unsigned char *digest)
}
-char *Com_MD5File(const char *fn, int length)
+char *Com_MD5File( const char *fn, int length, const char *prefix, int prefix_len )
{
- static char final[33] = {"unknown"};
+ static char final[33] = {""};
unsigned char digest[16] = {""};
fileHandle_t f;
MD5_CTX md5;
@@ -269,8 +269,15 @@ char *Com_MD5File(const char *fn, int length)
int r = 0;
int total = 0;
- filelen = FS_FOpenFileRead(fn, &f, qtrue);
- if(filelen < 1) {
+ Q_strncpyz( final, "", sizeof( final ) );
+
+ filelen = FS_SV_FOpenFileRead( fn, &f );
+
+ if( !f ) {
+ return final;
+ }
+ if( filelen < 1 ) {
+ FS_FCloseFile( f );
return final;
}
if(filelen < length || !length) {
@@ -278,6 +285,10 @@ char *Com_MD5File(const char *fn, int length)
}
MD5Init(&md5);
+
+ if( prefix_len && *prefix )
+ MD5Update(&md5 , (unsigned char *)prefix, prefix_len);
+
for(;;) {
r = FS_Read2(buffer, sizeof(buffer), f);
if(r < 1)
diff --git a/code/qcommon/qcommon.h b/code/qcommon/qcommon.h
index b07d77e..8bde028 100644
--- a/code/qcommon/qcommon.h
+++ b/code/qcommon/qcommon.h
@@ -732,7 +732,7 @@ void Com_Quit_f( void );
int Com_EventLoop( void );
int Com_Milliseconds( void ); // will be journaled properly
unsigned Com_BlockChecksum( const void *buffer, int length );
-char *Com_MD5File(const char *filename, int length);
+char *Com_MD5File(const char *filename, int length, const char *prefix, int prefix_len);
int Com_HashKey(char *string, int maxlen);
int Com_Filter(char *filter, char *name, int casesensitive);
int Com_FilterPath(char *filter, char *name, int casesensitive);