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Diffstat (limited to 'src/qcommon/qcommon.h')
-rw-r--r-- | src/qcommon/qcommon.h | 1106 |
1 files changed, 1106 insertions, 0 deletions
diff --git a/src/qcommon/qcommon.h b/src/qcommon/qcommon.h new file mode 100644 index 0000000..9dcb0ba --- /dev/null +++ b/src/qcommon/qcommon.h @@ -0,0 +1,1106 @@ +/*
+===========================================================================
+Copyright (C) 1999-2005 Id Software, Inc.
+Copyright (C) 2000-2006 Tim Angus
+
+This file is part of Tremulous.
+
+Tremulous 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.
+
+Tremulous 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 Tremulous; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+===========================================================================
+*/
+// qcommon.h -- definitions common between client and server, but not game.or ref modules
+#ifndef _QCOMMON_H_
+#define _QCOMMON_H_
+
+#include "../qcommon/cm_public.h"
+
+//Ignore __attribute__ on non-gcc platforms
+#ifndef __GNUC__
+#ifndef __attribute__
+#define __attribute__(x)
+#endif
+#endif
+
+//============================================================================
+
+//
+// msg.c
+//
+typedef struct {
+ qboolean allowoverflow; // if false, do a Com_Error
+ qboolean overflowed; // set to true if the buffer size failed (with allowoverflow set)
+ qboolean oob; // set to true if the buffer size failed (with allowoverflow set)
+ byte *data;
+ int maxsize;
+ int cursize;
+ int readcount;
+ int bit; // for bitwise reads and writes
+} msg_t;
+
+void MSG_Init (msg_t *buf, byte *data, int length);
+void MSG_InitOOB( msg_t *buf, byte *data, int length );
+void MSG_Clear (msg_t *buf);
+void MSG_WriteData (msg_t *buf, const void *data, int length);
+void MSG_Bitstream( msg_t *buf );
+
+// TTimo
+// copy a msg_t in case we need to store it as is for a bit
+// (as I needed this to keep an msg_t from a static var for later use)
+// sets data buffer as MSG_Init does prior to do the copy
+void MSG_Copy(msg_t *buf, byte *data, int length, msg_t *src);
+
+struct usercmd_s;
+struct entityState_s;
+struct playerState_s;
+
+void MSG_WriteBits( msg_t *msg, int value, int bits );
+
+void MSG_WriteChar (msg_t *sb, int c);
+void MSG_WriteByte (msg_t *sb, int c);
+void MSG_WriteShort (msg_t *sb, int c);
+void MSG_WriteLong (msg_t *sb, int c);
+void MSG_WriteFloat (msg_t *sb, float f);
+void MSG_WriteString (msg_t *sb, const char *s);
+void MSG_WriteBigString (msg_t *sb, const char *s);
+void MSG_WriteAngle16 (msg_t *sb, float f);
+
+void MSG_BeginReading (msg_t *sb);
+void MSG_BeginReadingOOB(msg_t *sb);
+
+int MSG_ReadBits( msg_t *msg, int bits );
+
+int MSG_ReadChar (msg_t *sb);
+int MSG_ReadByte (msg_t *sb);
+int MSG_ReadShort (msg_t *sb);
+int MSG_ReadLong (msg_t *sb);
+float MSG_ReadFloat (msg_t *sb);
+char *MSG_ReadString (msg_t *sb);
+char *MSG_ReadBigString (msg_t *sb);
+char *MSG_ReadStringLine (msg_t *sb);
+float MSG_ReadAngle16 (msg_t *sb);
+void MSG_ReadData (msg_t *sb, void *buffer, int size);
+
+
+void MSG_WriteDeltaUsercmd( msg_t *msg, struct usercmd_s *from, struct usercmd_s *to );
+void MSG_ReadDeltaUsercmd( msg_t *msg, struct usercmd_s *from, struct usercmd_s *to );
+
+void MSG_WriteDeltaUsercmdKey( msg_t *msg, int key, usercmd_t *from, usercmd_t *to );
+void MSG_ReadDeltaUsercmdKey( msg_t *msg, int key, usercmd_t *from, usercmd_t *to );
+
+void MSG_WriteDeltaEntity( msg_t *msg, struct entityState_s *from, struct entityState_s *to
+ , qboolean force );
+void MSG_ReadDeltaEntity( msg_t *msg, entityState_t *from, entityState_t *to,
+ int number );
+
+void MSG_WriteDeltaPlayerstate( msg_t *msg, struct playerState_s *from, struct playerState_s *to );
+void MSG_ReadDeltaPlayerstate( msg_t *msg, struct playerState_s *from, struct playerState_s *to );
+
+
+void MSG_ReportChangeVectors_f( void );
+
+//============================================================================
+
+/*
+==============================================================
+
+NET
+
+==============================================================
+*/
+
+#define PACKET_BACKUP 32 // number of old messages that must be kept on client and
+ // server for delta comrpession and ping estimation
+#define PACKET_MASK (PACKET_BACKUP-1)
+
+#define MAX_PACKET_USERCMDS 32 // max number of usercmd_t in a packet
+
+#define PORT_ANY -1
+
+#define MAX_RELIABLE_COMMANDS 128 // max string commands buffered for restransmit
+
+typedef enum {
+ NA_BAD, // an address lookup failed
+ NA_LOOPBACK,
+ NA_BROADCAST,
+ NA_IP,
+ NA_IPX,
+ NA_BROADCAST_IPX
+} netadrtype_t;
+
+typedef enum {
+ NS_CLIENT,
+ NS_SERVER
+} netsrc_t;
+
+typedef struct {
+ netadrtype_t type;
+
+ byte ip[4];
+ byte ipx[10];
+
+ unsigned short port;
+} netadr_t;
+
+void NET_Init( void );
+void NET_Shutdown( void );
+void NET_Restart( void );
+void NET_Config( qboolean enableNetworking );
+void NET_FlushPacketQueue(void);
+void NET_SendPacket (netsrc_t sock, int length, const void *data, netadr_t to);
+void QDECL NET_OutOfBandPrint( netsrc_t net_socket, netadr_t adr, const char *format, ...) __attribute__ ((format (printf, 3, 4)));
+void QDECL NET_OutOfBandData( netsrc_t sock, netadr_t adr, byte *format, int len );
+
+qboolean NET_CompareAdr (netadr_t a, netadr_t b);
+qboolean NET_CompareBaseAdr (netadr_t a, netadr_t b);
+qboolean NET_IsLocalAddress (netadr_t adr);
+const char *NET_AdrToString (netadr_t a);
+qboolean NET_StringToAdr ( const char *s, netadr_t *a);
+qboolean NET_GetLoopPacket (netsrc_t sock, netadr_t *net_from, msg_t *net_message);
+void NET_Sleep(int msec);
+
+
+#define MAX_MSGLEN 16384 // max length of a message, which may
+ // be fragmented into multiple packets
+
+#define MAX_DOWNLOAD_WINDOW 8 // max of eight download frames
+#define MAX_DOWNLOAD_BLKSIZE 2048 // 2048 byte block chunks
+
+
+/*
+Netchan handles packet fragmentation and out of order / duplicate suppression
+*/
+
+typedef struct {
+ netsrc_t sock;
+
+ int dropped; // between last packet and previous
+
+ netadr_t remoteAddress;
+ int qport; // qport value to write when transmitting
+
+ // sequencing variables
+ int incomingSequence;
+ int outgoingSequence;
+
+ // incoming fragment assembly buffer
+ int fragmentSequence;
+ int fragmentLength;
+ byte fragmentBuffer[MAX_MSGLEN];
+
+ // outgoing fragment buffer
+ // we need to space out the sending of large fragmented messages
+ qboolean unsentFragments;
+ int unsentFragmentStart;
+ int unsentLength;
+ byte unsentBuffer[MAX_MSGLEN];
+} netchan_t;
+
+void Netchan_Init( int qport );
+void Netchan_Setup( netsrc_t sock, netchan_t *chan, netadr_t adr, int qport );
+
+void Netchan_Transmit( netchan_t *chan, int length, const byte *data );
+void Netchan_TransmitNextFragment( netchan_t *chan );
+
+qboolean Netchan_Process( netchan_t *chan, msg_t *msg );
+
+
+/*
+==============================================================
+
+PROTOCOL
+
+==============================================================
+*/
+
+#define PROTOCOL_VERSION 69
+
+// maintain a list of compatible protocols for demo playing
+// NOTE: that stuff only works with two digits protocols
+extern int demo_protocols[];
+
+// override on command line, config files etc.
+#ifndef MASTER_SERVER_NAME
+#define MASTER_SERVER_NAME "master.tremulous.net"
+#endif
+
+#define PORT_MASTER 30710
+#define PORT_SERVER 30720
+#define NUM_SERVER_PORTS 4 // broadcast scan this many ports after
+ // PORT_SERVER so a single machine can
+ // run multiple servers
+
+
+// the svc_strings[] array in cl_parse.c should mirror this
+//
+// server to client
+//
+enum svc_ops_e {
+ svc_bad,
+ svc_nop,
+ svc_gamestate,
+ svc_configstring, // [short] [string] only in gamestate messages
+ svc_baseline, // only in gamestate messages
+ svc_serverCommand, // [string] to be executed by client game module
+ svc_download, // [short] size [size bytes]
+ svc_snapshot,
+ svc_EOF
+};
+
+
+//
+// client to server
+//
+enum clc_ops_e {
+ clc_bad,
+ clc_nop,
+ clc_move, // [[usercmd_t]
+ clc_moveNoDelta, // [[usercmd_t]
+ clc_clientCommand, // [string] message
+ clc_EOF
+};
+
+/*
+==============================================================
+
+VIRTUAL MACHINE
+
+==============================================================
+*/
+
+typedef struct vm_s vm_t;
+
+typedef enum {
+ VMI_NATIVE,
+ VMI_BYTECODE,
+ VMI_COMPILED
+} vmInterpret_t;
+
+typedef enum {
+ TRAP_MEMSET = 100,
+ TRAP_MEMCPY,
+ TRAP_STRNCPY,
+ TRAP_SIN,
+ TRAP_COS,
+ TRAP_ATAN2,
+ TRAP_SQRT,
+ TRAP_MATRIXMULTIPLY,
+ TRAP_ANGLEVECTORS,
+ TRAP_PERPENDICULARVECTOR,
+ TRAP_FLOOR,
+ TRAP_CEIL,
+
+ TRAP_TESTPRINTINT,
+ TRAP_TESTPRINTFLOAT
+} sharedTraps_t;
+
+void VM_Init( void );
+vm_t *VM_Create( const char *module, intptr_t (*systemCalls)(intptr_t *),
+ vmInterpret_t interpret );
+// module should be bare: "cgame", not "cgame.dll" or "vm/cgame.qvm"
+
+void VM_Free( vm_t *vm );
+void VM_Clear(void);
+vm_t *VM_Restart( vm_t *vm );
+
+intptr_t QDECL VM_Call( vm_t *vm, int callNum, ... );
+
+void VM_Debug( int level );
+
+void *VM_ArgPtr( intptr_t intValue );
+void *VM_ExplicitArgPtr( vm_t *vm, intptr_t intValue );
+
+#define VMA(x) VM_ArgPtr(args[x])
+static ID_INLINE float _vmf(intptr_t x)
+{
+ union {
+ intptr_t l;
+ float f;
+ } t;
+ t.l = x;
+ return t.f;
+}
+#define VMF(x) _vmf(args[x])
+
+
+/*
+==============================================================
+
+CMD
+
+Command text buffering and command execution
+
+==============================================================
+*/
+
+/*
+
+Any number of commands can be added in a frame, from several different sources.
+Most commands come from either keybindings or console line input, but entire text
+files can be execed.
+
+*/
+
+void Cbuf_Init (void);
+// allocates an initial text buffer that will grow as needed
+
+void Cbuf_AddText( const char *text );
+// Adds command text at the end of the buffer, does NOT add a final \n
+
+void Cbuf_ExecuteText( int exec_when, const char *text );
+// this can be used in place of either Cbuf_AddText or Cbuf_InsertText
+
+void Cbuf_Execute (void);
+// Pulls off \n terminated lines of text from the command buffer and sends
+// them through Cmd_ExecuteString. Stops when the buffer is empty.
+// Normally called once per frame, but may be explicitly invoked.
+// Do not call inside a command function, or current args will be destroyed.
+
+//===========================================================================
+
+/*
+
+Command execution takes a null terminated string, breaks it into tokens,
+then searches for a command or variable that matches the first token.
+
+*/
+
+typedef void (*xcommand_t) (void);
+
+void Cmd_Init (void);
+
+void Cmd_AddCommand( const char *cmd_name, xcommand_t function );
+// called by the init functions of other parts of the program to
+// register commands and functions to call for them.
+// The cmd_name is referenced later, so it should not be in temp memory
+// if function is NULL, the command will be forwarded to the server
+// as a clc_clientCommand instead of executed locally
+
+void Cmd_RemoveCommand( const char *cmd_name );
+
+void Cmd_CommandCompletion( void(*callback)(const char *s) );
+// callback with each valid string
+
+int Cmd_Argc (void);
+char *Cmd_Argv (int arg);
+void Cmd_ArgvBuffer( int arg, char *buffer, int bufferLength );
+char *Cmd_Args (void);
+char *Cmd_ArgsFrom( int arg );
+void Cmd_ArgsBuffer( char *buffer, int bufferLength );
+void Cmd_LiteralArgsBuffer( char *buffer, int bufferLength );
+char *Cmd_Cmd (void);
+// The functions that execute commands get their parameters with these
+// functions. Cmd_Argv () will return an empty string, not a NULL
+// if arg > argc, so string operations are allways safe.
+
+void Cmd_TokenizeString( const char *text );
+void Cmd_TokenizeStringIgnoreQuotes( const char *text_in );
+// Takes a null terminated string. Does not need to be /n terminated.
+// breaks the string up into arg tokens.
+
+void Cmd_ExecuteString( const char *text );
+// Parses a single line of text into arguments and tries to execute it
+// as if it was typed at the console
+
+void Cmd_SaveCmdContext( void );
+void Cmd_RestoreCmdContext( void );
+
+/*
+==============================================================
+
+CVAR
+
+==============================================================
+*/
+
+/*
+
+cvar_t variables are used to hold scalar or string variables that can be changed
+or displayed at the console or prog code as well as accessed directly
+in C code.
+
+The user can access cvars from the console in three ways:
+r_draworder prints the current value
+r_draworder 0 sets the current value to 0
+set r_draworder 0 as above, but creates the cvar if not present
+
+Cvars are restricted from having the same names as commands to keep this
+interface from being ambiguous.
+
+The are also occasionally used to communicated information between different
+modules of the program.
+
+*/
+
+cvar_t *Cvar_Get( const char *var_name, const char *value, int flags );
+// creates the variable if it doesn't exist, or returns the existing one
+// if it exists, the value will not be changed, but flags will be ORed in
+// that allows variables to be unarchived without needing bitflags
+// if value is "", the value will not override a previously set value.
+
+void Cvar_Register( vmCvar_t *vmCvar, const char *varName, const char *defaultValue, int flags );
+// basically a slightly modified Cvar_Get for the interpreted modules
+
+void Cvar_Update( vmCvar_t *vmCvar );
+// updates an interpreted modules' version of a cvar
+
+void Cvar_Set( const char *var_name, const char *value );
+// will create the variable with no flags if it doesn't exist
+
+void Cvar_SetLatched( const char *var_name, const char *value);
+// don't set the cvar immediately
+
+void Cvar_SetValue( const char *var_name, float value );
+// expands value to a string and calls Cvar_Set
+
+float Cvar_VariableValue( const char *var_name );
+int Cvar_VariableIntegerValue( const char *var_name );
+// returns 0 if not defined or non numeric
+
+char *Cvar_VariableString( const char *var_name );
+void Cvar_VariableStringBuffer( const char *var_name, char *buffer, int bufsize );
+// returns an empty string if not defined
+
+int Cvar_Flags(const char *var_name);
+// returns CVAR_NONEXISTENT if cvar doesn't exist or the flags of that particular CVAR.
+
+void Cvar_CommandCompletion( void(*callback)(const char *s) );
+// callback with each valid string
+
+void Cvar_Reset( const char *var_name );
+void Cvar_ForceReset(const char *var_name);
+
+void Cvar_SetCheatState( void );
+// reset all testing vars to a safe value
+
+qboolean Cvar_Command( void );
+// called by Cmd_ExecuteString when Cmd_Argv(0) doesn't match a known
+// command. Returns true if the command was a variable reference that
+// was handled. (print or change)
+
+void Cvar_WriteVariables( fileHandle_t f );
+// writes lines containing "set variable value" for all variables
+// with the archive flag set to true.
+
+void Cvar_Init( void );
+
+char *Cvar_InfoString( int bit );
+char *Cvar_InfoString_Big( int bit );
+// returns an info string containing all the cvars that have the given bit set
+// in their flags ( CVAR_USERINFO, CVAR_SERVERINFO, CVAR_SYSTEMINFO, etc )
+void Cvar_InfoStringBuffer( int bit, char *buff, int buffsize );
+
+void Cvar_Restart_f( void );
+
+extern int cvar_modifiedFlags;
+// whenever a cvar is modifed, its flags will be OR'd into this, so
+// a single check can determine if any CVAR_USERINFO, CVAR_SERVERINFO,
+// etc, variables have been modified since the last check. The bit
+// can then be cleared to allow another change detection.
+
+/*
+==============================================================
+
+FILESYSTEM
+
+No stdio calls should be used by any part of the game, because
+we need to deal with all sorts of directory and seperator char
+issues.
+==============================================================
+*/
+
+// referenced flags
+// these are in loop specific order so don't change the order
+#define FS_GENERAL_REF 0x01
+#define FS_UI_REF 0x02
+#define FS_CGAME_REF 0x04
+#define FS_QAGAME_REF 0x08
+// number of id paks that will never be autodownloaded from baseq3
+#define NUM_ID_PAKS 9
+
+#define MAX_FILE_HANDLES 64
+
+#define BASEGAME "base"
+
+qboolean FS_Initialized( void );
+
+void FS_InitFilesystem ( void );
+void FS_Shutdown( qboolean closemfp );
+
+qboolean FS_ConditionalRestart( int checksumFeed );
+void FS_Restart( int checksumFeed );
+// shutdown and restart the filesystem so changes to fs_gamedir can take effect
+
+char **FS_ListFiles( const char *directory, const char *extension, int *numfiles );
+// directory should not have either a leading or trailing /
+// if extension is "/", only subdirectories will be returned
+// the returned files will not include any directories or /
+
+void FS_FreeFileList( char **list );
+
+qboolean FS_FileExists( const char *file );
+
+char *FS_BuildOSPath( const char *base, const char *game, const char *qpath );
+
+int FS_LoadStack( void );
+
+int FS_GetFileList( const char *path, const char *extension, char *listbuf, int bufsize );
+int FS_GetModList( char *listbuf, int bufsize );
+
+fileHandle_t FS_FOpenFileWrite( const char *qpath );
+// will properly create any needed paths and deal with seperater character issues
+
+int FS_filelength( fileHandle_t f );
+fileHandle_t FS_SV_FOpenFileWrite( const char *filename );
+int FS_SV_FOpenFileRead( const char *filename, fileHandle_t *fp );
+void FS_SV_Rename( const char *from, const char *to );
+int FS_FOpenFileRead( const char *qpath, fileHandle_t *file, qboolean uniqueFILE );
+// if uniqueFILE is true, then a new FILE will be fopened even if the file
+// is found in an already open pak file. If uniqueFILE is false, you must call
+// FS_FCloseFile instead of fclose, otherwise the pak FILE would be improperly closed
+// It is generally safe to always set uniqueFILE to true, because the majority of
+// file IO goes through FS_ReadFile, which Does The Right Thing already.
+
+int FS_FileIsInPAK(const char *filename, int *pChecksum );
+// returns 1 if a file is in the PAK file, otherwise -1
+
+int FS_Write( const void *buffer, int len, fileHandle_t f );
+
+int FS_Read2( void *buffer, int len, fileHandle_t f );
+int FS_Read( void *buffer, int len, fileHandle_t f );
+// properly handles partial reads and reads from other dlls
+
+void FS_FCloseFile( fileHandle_t f );
+// note: you can't just fclose from another DLL, due to MS libc issues
+
+int FS_ReadFile( const char *qpath, void **buffer );
+// returns the length of the file
+// a null buffer will just return the file length without loading
+// as a quick check for existance. -1 length == not present
+// A 0 byte will always be appended at the end, so string ops are safe.
+// the buffer should be considered read-only, because it may be cached
+// for other uses.
+
+void FS_ForceFlush( fileHandle_t f );
+// forces flush on files we're writing to.
+
+void FS_FreeFile( void *buffer );
+// frees the memory returned by FS_ReadFile
+
+void FS_WriteFile( const char *qpath, const void *buffer, int size );
+// writes a complete file, creating any subdirectories needed
+
+int FS_filelength( fileHandle_t f );
+// doesn't work for files that are opened from a pack file
+
+int FS_FTell( fileHandle_t f );
+// where are we?
+
+void FS_Flush( fileHandle_t f );
+
+void QDECL FS_Printf( fileHandle_t f, const char *fmt, ... ) __attribute__ ((format (printf, 2, 3)));
+// like fprintf
+
+int FS_FOpenFileByMode( const char *qpath, fileHandle_t *f, fsMode_t mode );
+// opens a file for reading, writing, or appending depending on the value of mode
+
+int FS_Seek( fileHandle_t f, long offset, int origin );
+// seek on a file (doesn't work for zip files!!!!!!!!)
+
+qboolean FS_FilenameCompare( const char *s1, const char *s2 );
+
+const char *FS_GamePureChecksum( void );
+// Returns the checksum of the pk3 from which the server loaded the qagame.qvm
+
+const char *FS_LoadedPakNames( void );
+const char *FS_LoadedPakChecksums( void );
+const char *FS_LoadedPakPureChecksums( void );
+// Returns a space separated string containing the checksums of all loaded pk3 files.
+// Servers with sv_pure set will get this string and pass it to clients.
+
+const char *FS_ReferencedPakNames( void );
+const char *FS_ReferencedPakChecksums( void );
+const char *FS_ReferencedPakPureChecksums( void );
+// Returns a space separated string containing the checksums of all loaded
+// AND referenced pk3 files. Servers with sv_pure set will get this string
+// back from clients for pure validation
+
+void FS_ClearPakReferences( int flags );
+// clears referenced booleans on loaded pk3s
+
+void FS_PureServerSetReferencedPaks( const char *pakSums, const char *pakNames );
+void FS_PureServerSetLoadedPaks( const char *pakSums, const char *pakNames );
+// If the string is empty, all data sources will be allowed.
+// If not empty, only pk3 files that match one of the space
+// separated checksums will be checked for files, with the
+// sole exception of .cfg files.
+
+qboolean FS_CheckDirTraversal(const char *checkdir);
+qboolean FS_idPak( char *pak, char *base );
+qboolean FS_ComparePaks( char *neededpaks, int len, qboolean dlstring );
+
+void FS_Rename( const char *from, const char *to );
+
+void FS_Remove( const char *osPath );
+void FS_HomeRemove( const char *homePath );
+
+void FS_FilenameCompletion( const char *dir, const char *ext,
+ qboolean stripExt, void(*callback)(const char *s) );
+/*
+==============================================================
+
+Edit fields and command line history/completion
+
+==============================================================
+*/
+
+#define MAX_EDIT_LINE 256
+typedef struct {
+ int cursor;
+ int scroll;
+ int widthInChars;
+ char buffer[MAX_EDIT_LINE];
+} field_t;
+
+void Field_Clear( field_t *edit );
+void Field_AutoComplete( field_t *edit );
+
+/*
+==============================================================
+
+MISC
+
+==============================================================
+*/
+
+// TTimo
+// vsnprintf is ISO/IEC 9899:1999
+// abstracting this to make it portable
+#ifdef WIN32
+#define Q_vsnprintf _vsnprintf
+#else
+// TODO: do we need Mac define?
+#define Q_vsnprintf vsnprintf
+#endif
+
+// returnbed by Sys_GetProcessorId
+#define CPUID_GENERIC 0 // any unrecognized processor
+
+#define CPUID_AXP 0x10
+
+#define CPUID_INTEL_UNSUPPORTED 0x20 // Intel 386/486
+#define CPUID_INTEL_PENTIUM 0x21 // Intel Pentium or PPro
+#define CPUID_INTEL_MMX 0x22 // Intel Pentium/MMX or P2/MMX
+#define CPUID_INTEL_KATMAI 0x23 // Intel Katmai
+
+#define CPUID_AMD_3DNOW 0x30 // AMD K6 3DNOW!
+
+// TTimo
+// centralized and cleaned, that's the max string you can send to a Com_Printf / Com_DPrintf (above gets truncated)
+#define MAXPRINTMSG 4096
+
+char *CopyString( const char *in );
+void Info_Print( const char *s );
+
+void Com_BeginRedirect (char *buffer, int buffersize, void (*flush)(char *));
+void Com_EndRedirect( void );
+void QDECL Com_Printf( const char *fmt, ... ) __attribute__ ((format (printf, 1, 2)));
+void QDECL Com_DPrintf( const char *fmt, ... ) __attribute__ ((format (printf, 1, 2)));
+void QDECL Com_Error( int code, const char *fmt, ... ) __attribute__ ((format (printf, 2, 3)));
+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, 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);
+int Com_RealTime(qtime_t *qtime);
+qboolean Com_SafeMode( void );
+
+void Com_StartupVariable( const char *match );
+// checks for and removes command line "+set var arg" constructs
+// if match is NULL, all set commands will be executed, otherwise
+// only a set with the exact name. Only used during startup.
+
+
+extern cvar_t *com_developer;
+extern cvar_t *com_dedicated;
+extern cvar_t *com_speeds;
+extern cvar_t *com_timescale;
+extern cvar_t *com_sv_running;
+extern cvar_t *com_cl_running;
+extern cvar_t *com_viewlog; // 0 = hidden, 1 = visible, 2 = minimized
+extern cvar_t *com_version;
+extern cvar_t *com_blood;
+extern cvar_t *com_buildScript; // for building release pak files
+extern cvar_t *com_journal;
+extern cvar_t *com_cameraMode;
+extern cvar_t *com_altivec;
+
+// both client and server must agree to pause
+extern cvar_t *cl_paused;
+extern cvar_t *sv_paused;
+
+extern cvar_t *cl_packetdelay;
+extern cvar_t *sv_packetdelay;
+
+// com_speeds times
+extern int time_game;
+extern int time_frontend;
+extern int time_backend; // renderer backend time
+
+extern int com_frameTime;
+extern int com_frameMsec;
+
+extern qboolean com_errorEntered;
+
+extern fileHandle_t com_journalFile;
+extern fileHandle_t com_journalDataFile;
+
+typedef enum {
+ TAG_FREE,
+ TAG_GENERAL,
+ TAG_BOTLIB,
+ TAG_RENDERER,
+ TAG_SMALL,
+ TAG_STATIC
+} memtag_t;
+
+/*
+
+--- low memory ----
+server vm
+server clipmap
+---mark---
+renderer initialization (shaders, etc)
+UI vm
+cgame vm
+renderer map
+renderer models
+
+---free---
+
+temp file loading
+--- high memory ---
+
+*/
+
+#if defined(_DEBUG) && !defined(BSPC)
+ #define ZONE_DEBUG
+#endif
+
+#ifdef ZONE_DEBUG
+#define Z_TagMalloc(size, tag) Z_TagMallocDebug(size, tag, #size, __FILE__, __LINE__)
+#define Z_Malloc(size) Z_MallocDebug(size, #size, __FILE__, __LINE__)
+#define S_Malloc(size) S_MallocDebug(size, #size, __FILE__, __LINE__)
+void *Z_TagMallocDebug( int size, int tag, char *label, char *file, int line ); // NOT 0 filled memory
+void *Z_MallocDebug( int size, char *label, char *file, int line ); // returns 0 filled memory
+void *S_MallocDebug( int size, char *label, char *file, int line ); // returns 0 filled memory
+#else
+void *Z_TagMalloc( int size, int tag ); // NOT 0 filled memory
+void *Z_Malloc( int size ); // returns 0 filled memory
+void *S_Malloc( int size ); // NOT 0 filled memory only for small allocations
+#endif
+void Z_Free( void *ptr );
+void Z_FreeTags( int tag );
+int Z_AvailableMemory( void );
+void Z_LogHeap( void );
+
+void Hunk_Clear( void );
+void Hunk_ClearToMark( void );
+void Hunk_SetMark( void );
+qboolean Hunk_CheckMark( void );
+void Hunk_ClearTempMemory( void );
+void *Hunk_AllocateTempMemory( int size );
+void Hunk_FreeTempMemory( void *buf );
+int Hunk_MemoryRemaining( void );
+void Hunk_Log( void);
+void Hunk_Trash( void );
+
+void Com_TouchMemory( void );
+
+// commandLine should not include the executable name (argv[0])
+void Com_Init( char *commandLine );
+void Com_Frame( void );
+void Com_Shutdown( void );
+
+
+/*
+==============================================================
+
+CLIENT / SERVER SYSTEMS
+
+==============================================================
+*/
+
+//
+// client interface
+//
+void CL_InitKeyCommands( void );
+// the keyboard binding interface must be setup before execing
+// config files, but the rest of client startup will happen later
+
+void CL_Init( void );
+void CL_Disconnect( qboolean showMainMenu );
+void CL_Shutdown( void );
+void CL_Frame( int msec );
+qboolean CL_GameCommand( void );
+void CL_KeyEvent (int key, qboolean down, unsigned time);
+
+void CL_CharEvent( int key );
+// char events are for field typing, not game control
+
+void CL_MouseEvent( int dx, int dy, int time );
+
+void CL_JoystickEvent( int axis, int value, int time );
+
+void CL_PacketEvent( netadr_t from, msg_t *msg );
+
+void CL_ConsolePrint( char *text );
+
+void CL_MapLoading( void );
+// do a screen update before starting to load a map
+// when the server is going to load a new map, the entire hunk
+// will be cleared, so the client must shutdown cgame, ui, and
+// the renderer
+
+void CL_ForwardCommandToServer( const char *string );
+// adds the current command line as a clc_clientCommand to the client message.
+// things like godmode, noclip, etc, are commands directed to the server,
+// so when they are typed in at the console, they will need to be forwarded.
+
+void CL_CDDialog( void );
+// bring up the "need a cd to play" dialog
+
+void CL_ShutdownAll( void );
+// shutdown all the client stuff
+
+void CL_FlushMemory( void );
+// dump all memory on an error
+
+void CL_StartHunkUsers( void );
+// start all the client stuff using the hunk
+
+void Key_WriteBindings( fileHandle_t f );
+// for writing the config files
+
+void S_ClearSoundBuffer( void );
+// call before filesystem access
+
+void SCR_DebugGraph (float value, int color); // FIXME: move logging to common?
+
+//
+// server interface
+//
+void SV_Init( void );
+void SV_Shutdown( char *finalmsg );
+void SV_Frame( int msec );
+void SV_PacketEvent( netadr_t from, msg_t *msg );
+qboolean SV_GameCommand( void );
+
+
+//
+// UI interface
+//
+qboolean UI_GameCommand( void );
+
+/*
+==============================================================
+
+NON-PORTABLE SYSTEM SERVICES
+
+==============================================================
+*/
+
+typedef enum {
+ AXIS_SIDE,
+ AXIS_FORWARD,
+ AXIS_UP,
+ AXIS_ROLL,
+ AXIS_YAW,
+ AXIS_PITCH,
+ MAX_JOYSTICK_AXIS
+} joystickAxis_t;
+
+typedef enum {
+ // bk001129 - make sure SE_NONE is zero
+ SE_NONE = 0, // evTime is still valid
+ SE_KEY, // evValue is a key code, evValue2 is the down flag
+ SE_CHAR, // evValue is an ascii char
+ SE_MOUSE, // evValue and evValue2 are reletive signed x / y moves
+ SE_JOYSTICK_AXIS, // evValue is an axis number and evValue2 is the current state (-127 to 127)
+ SE_CONSOLE, // evPtr is a char*
+ SE_PACKET // evPtr is a netadr_t followed by data bytes to evPtrLength
+} sysEventType_t;
+
+typedef struct {
+ int evTime;
+ sysEventType_t evType;
+ int evValue, evValue2;
+ int evPtrLength; // bytes of data pointed to by evPtr, for journaling
+ void *evPtr; // this must be manually freed if not NULL
+} sysEvent_t;
+
+sysEvent_t Sys_GetEvent( void );
+
+void Sys_Init (void);
+
+// general development dll loading for virtual machine testing
+// fqpath param added 7/20/02 by T.Ray - Sys_LoadDll is only called in vm.c at this time
+void * QDECL Sys_LoadDll( const char *name, char *fqpath , intptr_t (QDECL **entryPoint)(int, ...),
+ intptr_t (QDECL *systemcalls)(intptr_t, ...) );
+void Sys_UnloadDll( void *dllHandle );
+
+void Sys_UnloadGame( void );
+void *Sys_GetGameAPI( void *parms );
+
+void Sys_UnloadCGame( void );
+void *Sys_GetCGameAPI( void );
+
+void Sys_UnloadUI( void );
+void *Sys_GetUIAPI( void );
+
+//bot libraries
+void Sys_UnloadBotLib( void );
+void *Sys_GetBotLibAPI( void *parms );
+
+char *Sys_GetCurrentUser( void );
+
+void QDECL Sys_Error( const char *error, ...) __attribute__ ((format (printf, 1, 2)));
+void Sys_Quit (void);
+char *Sys_GetClipboardData( void ); // note that this isn't journaled...
+
+void Sys_Print( const char *msg );
+
+// Sys_Milliseconds should only be used for profiling purposes,
+// any game related timing information should come from event timestamps
+int Sys_Milliseconds (void);
+
+void Sys_SnapVector( float *v );
+
+qboolean Sys_RandomBytes( byte *string, int len );
+
+// the system console is shown when a dedicated server is running
+void Sys_DisplaySystemConsole( qboolean show );
+
+int Sys_GetProcessorId( void );
+
+void Sys_BeginStreamedFile( fileHandle_t f, int readahead );
+void Sys_EndStreamedFile( fileHandle_t f );
+int Sys_StreamedRead( void *buffer, int size, int count, fileHandle_t f );
+void Sys_StreamSeek( fileHandle_t f, int offset, int origin );
+
+void Sys_ShowConsole( int level, qboolean quitOnClose );
+void Sys_SetErrorText( const char *text );
+
+void Sys_SendPacket( int length, const void *data, netadr_t to );
+
+qboolean Sys_StringToAdr( const char *s, netadr_t *a );
+//Does NOT parse port numbers, only base addresses.
+
+qboolean Sys_IsLANAddress (netadr_t adr);
+void Sys_ShowIP(void);
+
+qboolean Sys_CheckCD( void );
+
+void Sys_Mkdir( const char *path );
+char *Sys_Cwd( void );
+void Sys_SetDefaultCDPath(const char *path);
+char *Sys_DefaultCDPath(void);
+void Sys_SetDefaultInstallPath(const char *path);
+char *Sys_DefaultInstallPath(void);
+void Sys_SetDefaultHomePath(const char *path);
+char *Sys_DefaultHomePath(void);
+
+char **Sys_ListFiles( const char *directory, const char *extension, char *filter, int *numfiles, qboolean wantsubs );
+void Sys_FreeFileList( char **list );
+
+void Sys_BeginProfiling( void );
+void Sys_EndProfiling( void );
+
+qboolean Sys_LowPhysicalMemory( void );
+unsigned int Sys_ProcessorCount( void );
+
+int Sys_MonkeyShouldBeSpanked( void );
+
+qboolean Sys_DetectAltivec( void );
+
+/* This is based on the Adaptive Huffman algorithm described in Sayood's Data
+ * Compression book. The ranks are not actually stored, but implicitly defined
+ * by the location of a node within a doubly-linked list */
+
+#define NYT HMAX /* NYT = Not Yet Transmitted */
+#define INTERNAL_NODE (HMAX+1)
+
+typedef struct nodetype {
+ struct nodetype *left, *right, *parent; /* tree structure */
+ struct nodetype *next, *prev; /* doubly-linked list */
+ struct nodetype **head; /* highest ranked node in block */
+ int weight;
+ int symbol;
+} node_t;
+
+#define HMAX 256 /* Maximum symbol */
+
+typedef struct {
+ int blocNode;
+ int blocPtrs;
+
+ node_t* tree;
+ node_t* lhead;
+ node_t* ltail;
+ node_t* loc[HMAX+1];
+ node_t** freelist;
+
+ node_t nodeList[768];
+ node_t* nodePtrs[768];
+} huff_t;
+
+typedef struct {
+ huff_t compressor;
+ huff_t decompressor;
+} huffman_t;
+
+void Huff_Compress(msg_t *buf, int offset);
+void Huff_Decompress(msg_t *buf, int offset);
+void Huff_Init(huffman_t *huff);
+void Huff_addRef(huff_t* huff, byte ch);
+int Huff_Receive (node_t *node, int *ch, byte *fin);
+void Huff_transmit (huff_t *huff, int ch, byte *fout);
+void Huff_offsetReceive (node_t *node, int *ch, byte *fin, int *offset);
+void Huff_offsetTransmit (huff_t *huff, int ch, byte *fout, int *offset);
+void Huff_putBit( int bit, byte *fout, int *offset);
+int Huff_getBit( byte *fout, int *offset);
+
+int Parse_AddGlobalDefine(char *string);
+int Parse_LoadSourceHandle(const char *filename);
+int Parse_FreeSourceHandle(int handle);
+int Parse_ReadTokenHandle(int handle, pc_token_t *pc_token);
+int Parse_SourceFileAndLine(int handle, char *filename, int *line);
+
+extern huffman_t clientHuffTables;
+
+#define SV_ENCODE_START 4
+#define SV_DECODE_START 12
+#define CL_ENCODE_START 12
+#define CL_DECODE_START 4
+
+// flags for sv_allowDownload and cl_allowDownload
+#define DLF_ENABLE 1
+#define DLF_NO_REDIRECT 2
+#define DLF_NO_UDP 4
+#define DLF_NO_DISCONNECT 8
+
+#endif // _QCOMMON_H_
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