1/* 2Copyright (C) 1996-1997 Id Software, Inc. 3 4This program is free software; you can redistribute it and/or 5modify it under the terms of the GNU General Public License 6as published by the Free Software Foundation; either version 2 7of the License, or (at your option) any later version. 8 9This program is distributed in the hope that it will be useful, 10but WITHOUT ANY WARRANTY; without even the implied warranty of 11MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 12 13See the GNU General Public License for more details. 14 15You should have received a copy of the GNU General Public License 16along with this program; if not, write to the Free Software 17Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 18 19*/ 20// comndef.h -- general definitions 21 22#if !defined BYTE_DEFINED 23typedef unsigned char byte; 24#define BYTE_DEFINED 1 25#endif 26 27// #undef true 28// #undef false 29// typedef enum _qboolean {false, true} qboolean; 30 31// NOTE: qboolean must not be typedefed as a C++ bool because it is 32// used to store values other than 0 or 1 in the global array "used". See 33// the implementation of FanLength() 34 35typedef unsigned int qboolean; 36 37//============================================================================ 38 39typedef struct sizebuf_s 40{ 41 qboolean allowoverflow; // if false, do a Sys_Error 42 qboolean overflowed; // set to true if the buffer size failed 43 byte *data; 44 int maxsize; 45 int cursize; 46} sizebuf_t; 47 48void SZ_Alloc (sizebuf_t *buf, int startsize); 49void SZ_Free (sizebuf_t *buf); 50void SZ_Clear (sizebuf_t *buf); 51void *SZ_GetSpace (sizebuf_t *buf, int length); 52void SZ_Write (sizebuf_t *buf, const void *data, int length); 53void SZ_Print (sizebuf_t *buf, const char *data); // strcats onto the sizebuf 54 55//============================================================================ 56 57typedef struct link_s 58{ 59 struct link_s *prev, *next; 60} link_t; 61 62 63void ClearLink (link_t *l); 64void RemoveLink (link_t *l); 65void InsertLinkBefore (link_t *l, link_t *before); 66void InsertLinkAfter (link_t *l, link_t *after); 67 68// (type *)STRUCT_FROM_LINK(link_t *link, type, member) 69// ent = STRUCT_FROM_LINK(link,entity_t,order) 70// FIXME: remove this mess! 71#define STRUCT_FROM_LINK(l,t,m) ((t *)((byte *)l - (int)&(((t *)0)->m))) 72 73//============================================================================ 74 75#ifndef NULL 76#define NULL ((void *)0) 77#endif 78 79#define Q_MAXCHAR ((char)0x7f) 80#define Q_MAXSHORT ((short)0x7fff) 81#define Q_MAXINT ((int)0x7fffffff) 82#define Q_MAXLONG ((int)0x7fffffff) 83#define Q_MAXFLOAT ((int)0x7fffffff) 84 85#define Q_MINCHAR ((char)0x80) 86#define Q_MINSHORT ((short)0x8000) 87#define Q_MININT ((int)0x80000000) 88#define Q_MINLONG ((int)0x80000000) 89#define Q_MINFLOAT ((int)0x7fffffff) 90 91//============================================================================ 92 93extern qboolean bigendien; 94 95extern short (*BigShort) (short l); 96extern short (*LittleShort) (short l); 97extern int (*BigLong) (int l); 98extern int (*LittleLong) (int l); 99extern float (*BigFloat) (float l); 100extern float (*LittleFloat) (float l); 101 102//============================================================================ 103 104void MSG_WriteChar (sizebuf_t *sb, int c); 105void MSG_WriteByte (sizebuf_t *sb, int c); 106void MSG_WriteShort (sizebuf_t *sb, int c); 107void MSG_WriteLong (sizebuf_t *sb, int c); 108void MSG_WriteFloat (sizebuf_t *sb, float f); 109void MSG_WriteString (sizebuf_t *sb, const char *s); 110void MSG_WriteCoord (sizebuf_t *sb, float f); 111void MSG_WriteAngle (sizebuf_t *sb, float f); 112 113extern int msg_readcount; 114extern qboolean msg_badread; // set if a read goes beyond end of message 115 116void MSG_BeginReading (void); 117int MSG_ReadChar (void); 118int MSG_ReadByte (void); 119int MSG_ReadShort (void); 120int MSG_ReadLong (void); 121float MSG_ReadFloat (void); 122char *MSG_ReadString (void); 123 124float MSG_ReadCoord (void); 125float MSG_ReadAngle (void); 126 127//============================================================================ 128 129void Q_memset (void *dest, int fill, int count); 130void Q_memcpy (void *dest, const void *src, int count); 131int Q_memcmp (const void *m1, const void *m2, int count); 132void Q_strcpy (char *dest, const char *src); 133void Q_strncpy (char *dest, const char *src, int count); 134int Q_strlen (const char *str); 135char *Q_strrchr (const char *s, char c); 136void Q_strcat (char *dest, const char *src); 137int Q_strcmp (const char *s1, const char *s2); 138int Q_strncmp (const char *s1, const char *s2, int count); 139int Q_strcasecmp (const char *s1, const char *s2); 140int Q_strncasecmp (const char *s1, const char *s2, int n); 141int Q_atoi (const char *str); 142float Q_atof (const char *str); 143 144//============================================================================ 145 146extern char com_token[1024]; 147extern qboolean com_eof; 148 149char *COM_Parse (char *data); 150 151 152extern int com_argc; 153extern const char **com_argv; 154 155int COM_CheckParm (const char *parm); 156void COM_Init (const char *path); 157void COM_InitArgv (int argc, const char **argv); 158 159const char *COM_SkipPath (const char *pathname); 160void COM_StripExtension (const char *in, char *out); 161void COM_FileBase (const char *in, char *out, size_t outLength); 162void COM_DefaultExtension (char *path, const char *extension); 163 164char *va(const char *format, ...); 165// does a varargs printf into a temp buffer 166 167 168//============================================================================ 169 170extern int com_filesize; 171struct cache_user_s; 172 173extern char com_gamedir[MAX_OSPATH]; 174 175void COM_WriteFile (const char *filename, void *data, int len); 176int COM_OpenFile (const char *filename, int *hndl); 177int COM_FOpenFile (const char *filename, FILE **file); 178void COM_CloseFile (int h); 179 180byte *COM_LoadStackFile (const char *path, void *buffer, int bufsize); 181byte *COM_LoadTempFile (const char *path); 182byte *COM_LoadHunkFile (const char *path); 183void COM_LoadCacheFile (const char *path, struct cache_user_s *cu); 184 185 186extern struct cvar_s registered; 187 188extern qboolean standard_quake, rogue, hipnotic; 189