2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // common.c -- misc functions used in client and server
30 cvar_t registered = {0, "registered","0"};
31 cvar_t cmdline = {0, "cmdline","0"};
33 extern qboolean fs_modified; // set true if using non-id files
37 const char **com_argv;
39 // LordHavoc: made commandline 1024 characters instead of 256
40 #define CMDLINE_LENGTH 1024
41 char com_cmdline[CMDLINE_LENGTH];
45 const char *gamedirname1;
46 const char *gamedirname2;
47 const char *gamescreenshotname;
48 const char *gameuserdirname;
49 char com_modname[MAX_OSPATH] = "";
53 ============================================================================
57 ============================================================================
60 short ShortSwap (short l)
79 return ((int)b1<<24) + ((int)b2<<16) + ((int)b3<<8) + b4;
82 float FloatSwap (float f)
92 dat2.b[0] = dat1.b[3];
93 dat2.b[1] = dat1.b[2];
94 dat2.b[2] = dat1.b[1];
95 dat2.b[3] = dat1.b[0];
100 // Extract integers from buffers
102 unsigned int BuffBigLong (const qbyte *buffer)
104 return (buffer[0] << 24) | (buffer[1] << 16) | (buffer[2] << 8) | buffer[3];
107 unsigned short BuffBigShort (const qbyte *buffer)
109 return (buffer[0] << 8) | buffer[1];
112 unsigned int BuffLittleLong (const qbyte *buffer)
114 return (buffer[3] << 24) | (buffer[2] << 16) | (buffer[1] << 8) | buffer[0];
117 unsigned short BuffLittleShort (const qbyte *buffer)
119 return (buffer[1] << 8) | buffer[0];
124 ============================================================================
128 ============================================================================
131 // this is a 16 bit, non-reflected CRC using the polynomial 0x1021
132 // and the initial and final xor values shown below... in other words, the
133 // CCITT standard CRC used by XMODEM
135 #define CRC_INIT_VALUE 0xffff
136 #define CRC_XOR_VALUE 0x0000
138 static unsigned short crctable[256] =
140 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
141 0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
142 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
143 0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de,
144 0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485,
145 0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d,
146 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4,
147 0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc,
148 0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823,
149 0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b,
150 0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12,
151 0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a,
152 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41,
153 0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49,
154 0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70,
155 0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78,
156 0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f,
157 0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067,
158 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e,
159 0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256,
160 0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d,
161 0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
162 0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c,
163 0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634,
164 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab,
165 0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3,
166 0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a,
167 0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92,
168 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9,
169 0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1,
170 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8,
171 0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0
174 unsigned short CRC_Block(qbyte *data, int size)
176 unsigned short crc = CRC_INIT_VALUE;
178 crc = (crc << 8) ^ crctable[(crc >> 8) ^ (*data++)];
179 return crc ^ CRC_XOR_VALUE;
184 ==============================================================================
188 Handles byte ordering and avoids alignment errors
189 ==============================================================================
196 void MSG_WriteChar (sizebuf_t *sb, int c)
200 buf = SZ_GetSpace (sb, 1);
204 void MSG_WriteByte (sizebuf_t *sb, int c)
208 buf = SZ_GetSpace (sb, 1);
212 void MSG_WriteShort (sizebuf_t *sb, int c)
216 buf = SZ_GetSpace (sb, 2);
221 void MSG_WriteLong (sizebuf_t *sb, int c)
225 buf = SZ_GetSpace (sb, 4);
227 buf[1] = (c>>8)&0xff;
228 buf[2] = (c>>16)&0xff;
232 void MSG_WriteFloat (sizebuf_t *sb, float f)
242 dat.l = LittleLong (dat.l);
244 SZ_Write (sb, &dat.l, 4);
247 void MSG_WriteString (sizebuf_t *sb, const char *s)
250 SZ_Write (sb, "", 1);
252 SZ_Write (sb, s, strlen(s)+1);
255 void MSG_WriteCoord13i (sizebuf_t *sb, float f)
258 MSG_WriteShort (sb, (int)(f * 8.0 + 0.5));
260 MSG_WriteShort (sb, (int)(f * 8.0 - 0.5));
263 void MSG_WriteCoord16i (sizebuf_t *sb, float f)
266 MSG_WriteShort (sb, (int)(f + 0.5));
268 MSG_WriteShort (sb, (int)(f - 0.5));
271 void MSG_WriteCoord32f (sizebuf_t *sb, float f)
273 MSG_WriteFloat (sb, f);
276 void MSG_WriteCoord (sizebuf_t *sb, float f, int protocol)
278 if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_NEHAHRAMOVIE)
279 MSG_WriteCoord13i (sb, f);
280 else if (protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES5 || protocol == PROTOCOL_DARKPLACES6)
281 MSG_WriteCoord32f (sb, f);
282 else if (protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4)
283 MSG_WriteCoord16i (sb, f);
285 Host_Error("MSG_WriteCoord: unknown protocol\n");
288 void MSG_WriteVector (sizebuf_t *sb, float *v, int protocol)
290 MSG_WriteCoord (sb, v[0], protocol);
291 MSG_WriteCoord (sb, v[1], protocol);
292 MSG_WriteCoord (sb, v[2], protocol);
295 // LordHavoc: round to nearest value, rather than rounding toward zero, fixes crosshair problem
296 void MSG_WriteAngle8i (sizebuf_t *sb, float f)
299 MSG_WriteByte (sb, (int)(f*(256.0/360.0) + 0.5) & 255);
301 MSG_WriteByte (sb, (int)(f*(256.0/360.0) - 0.5) & 255);
304 void MSG_WriteAngle16i (sizebuf_t *sb, float f)
307 MSG_WriteShort (sb, (int)(f*(65536.0/360.0) + 0.5) & 65535);
309 MSG_WriteShort (sb, (int)(f*(65536.0/360.0) - 0.5) & 65535);
312 void MSG_WriteAngle32f (sizebuf_t *sb, float f)
314 MSG_WriteFloat (sb, f);
317 void MSG_WriteAngle (sizebuf_t *sb, float f, int protocol)
319 if (protocol == PROTOCOL_DARKPLACES5 || protocol == PROTOCOL_DARKPLACES6)
320 MSG_WriteAngle16i (sb, f);
322 MSG_WriteAngle8i (sb, f);
329 qboolean msg_badread;
331 void MSG_BeginReading (void)
337 int MSG_ReadLittleShort (void)
339 if (msg_readcount+2 > net_message.cursize)
345 return (short)(net_message.data[msg_readcount-2] | (net_message.data[msg_readcount-1]<<8));
348 int MSG_ReadBigShort (void)
350 if (msg_readcount+2 > net_message.cursize)
356 return (short)((net_message.data[msg_readcount-2]<<8) + net_message.data[msg_readcount-1]);
359 int MSG_ReadLittleLong (void)
361 if (msg_readcount+4 > net_message.cursize)
367 return net_message.data[msg_readcount-4] | (net_message.data[msg_readcount-3]<<8) | (net_message.data[msg_readcount-2]<<16) | (net_message.data[msg_readcount-1]<<24);
370 int MSG_ReadBigLong (void)
372 if (msg_readcount+4 > net_message.cursize)
378 return (net_message.data[msg_readcount-4]<<24) + (net_message.data[msg_readcount-3]<<16) + (net_message.data[msg_readcount-2]<<8) + net_message.data[msg_readcount-1];
381 float MSG_ReadLittleFloat (void)
388 if (msg_readcount+4 > net_message.cursize)
394 dat.l = net_message.data[msg_readcount-4] | (net_message.data[msg_readcount-3]<<8) | (net_message.data[msg_readcount-2]<<16) | (net_message.data[msg_readcount-1]<<24);
398 float MSG_ReadBigFloat (void)
405 if (msg_readcount+4 > net_message.cursize)
411 dat.l = (net_message.data[msg_readcount-4]<<24) | (net_message.data[msg_readcount-3]<<16) | (net_message.data[msg_readcount-2]<<8) | net_message.data[msg_readcount-1];
415 char *MSG_ReadString (void)
417 static char string[2048];
419 for (l = 0;l < (int) sizeof(string) - 1 && (c = MSG_ReadChar()) != -1 && c != 0;l++)
425 int MSG_ReadBytes (int numbytes, unsigned char *out)
428 for (l = 0;l < numbytes && (c = MSG_ReadChar()) != -1;l++)
433 float MSG_ReadCoord13i (void)
435 return MSG_ReadLittleShort() * (1.0/8.0);
438 float MSG_ReadCoord16i (void)
440 return (signed short) MSG_ReadLittleShort();
443 float MSG_ReadCoord32f (void)
445 return MSG_ReadLittleFloat();
448 float MSG_ReadCoord (int protocol)
450 if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_NEHAHRAMOVIE)
451 return MSG_ReadCoord13i();
452 else if (protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES5 || protocol == PROTOCOL_DARKPLACES6)
453 return MSG_ReadCoord32f();
454 else if (protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4)
455 return MSG_ReadCoord16i();
456 Host_Error("MSG_ReadCoord: unknown protocol\n");
460 void MSG_ReadVector (float *v, int protocol)
462 v[0] = MSG_ReadCoord(protocol);
463 v[1] = MSG_ReadCoord(protocol);
464 v[2] = MSG_ReadCoord(protocol);
467 // LordHavoc: round to nearest value, rather than rounding toward zero, fixes crosshair problem
468 float MSG_ReadAngle8i (void)
470 return (signed char) MSG_ReadByte () * (360.0/256.0);
473 float MSG_ReadAngle16i (void)
475 return (signed short)MSG_ReadShort () * (360.0/65536.0);
478 float MSG_ReadAngle32f (void)
480 return MSG_ReadFloat ();
483 float MSG_ReadAngle (int protocol)
485 if (protocol == PROTOCOL_DARKPLACES5 || protocol == PROTOCOL_DARKPLACES6)
486 return MSG_ReadAngle16i ();
488 return MSG_ReadAngle8i ();
492 //===========================================================================
494 void SZ_Alloc (sizebuf_t *buf, int startsize, const char *name)
498 buf->mempool = Mem_AllocPool(name, 0, NULL);
499 buf->data = Mem_Alloc(buf->mempool, startsize);
500 buf->maxsize = startsize;
505 void SZ_Free (sizebuf_t *buf)
507 Mem_FreePool(&buf->mempool);
513 void SZ_Clear (sizebuf_t *buf)
518 void *SZ_GetSpace (sizebuf_t *buf, int length)
522 if (buf->cursize + length > buf->maxsize)
524 if (!buf->allowoverflow)
525 Host_Error ("SZ_GetSpace: overflow without allowoverflow set\n");
527 if (length > buf->maxsize)
528 Host_Error ("SZ_GetSpace: %i is > full buffer size\n", length);
530 buf->overflowed = true;
531 Con_Print("SZ_GetSpace: overflow\n");
535 data = buf->data + buf->cursize;
536 buf->cursize += length;
541 void SZ_Write (sizebuf_t *buf, const void *data, int length)
543 memcpy (SZ_GetSpace(buf,length),data,length);
546 // LordHavoc: thanks to Fuh for bringing the pure evil of SZ_Print to my
547 // attention, it has been eradicated from here, its only (former) use in
548 // all of darkplaces.
550 static char *hexchar = "0123456789ABCDEF";
551 void Com_HexDumpToConsole(const qbyte *data, int size)
555 char *cur, *flushpointer;
558 flushpointer = text + 512;
559 for (i = 0;i < size;)
566 *cur++ = hexchar[(i >> 12) & 15];
567 *cur++ = hexchar[(i >> 8) & 15];
568 *cur++ = hexchar[(i >> 4) & 15];
569 *cur++ = hexchar[(i >> 0) & 15];
572 for (j = 0;j < 16;j++)
576 *cur++ = hexchar[(d[j] >> 4) & 15];
577 *cur++ = hexchar[(d[j] >> 0) & 15];
588 for (j = 0;j < 16;j++)
592 if (d[j] >= ' ' && d[j] <= 127)
602 if (cur >= flushpointer || i >= size)
611 void SZ_HexDumpToConsole(const sizebuf_t *buf)
613 Com_HexDumpToConsole(buf->data, buf->cursize);
617 //============================================================================
624 Parse a token out of a string
627 int COM_ParseToken(const char **datapointer, int returnnewline)
630 const char *data = *datapointer;
647 for (;*data <= ' ' && ((*data != '\n' && *data != '\r') || !returnnewline);data++)
657 // handle Windows line ending
658 if (data[0] == '\r' && data[1] == '\n')
661 if (data[0] == '/' && data[1] == '/')
664 while (*data && *data != '\n' && *data != '\r')
668 else if (data[0] == '/' && data[1] == '*')
672 while (*data && (data[0] != '*' || data[1] != '/'))
677 else if (*data == '\"')
680 for (data++;*data != '\"';data++)
682 if (*data == '\\' && data[1] == '"' )
684 if (!*data || len >= (int)sizeof(com_token) - 1)
690 com_token[len++] = *data;
693 *datapointer = data+1;
696 else if (*data == '\'')
699 for (data++;*data != '\'';data++)
701 if (*data == '\\' && data[1] == '\'' )
703 if (!*data || len >= (int)sizeof(com_token) - 1)
709 com_token[len++] = *data;
712 *datapointer = data+1;
715 else if (*data == '\r')
717 // translate Mac line ending to UNIX
718 com_token[len++] = '\n';
723 else if (*data == '\n' || *data == '{' || *data == '}' || *data == ')' || *data == '(' || *data == ']' || *data == '[' || *data == '\'' || *data == ':' || *data == ',' || *data == ';')
726 com_token[len++] = *data++;
734 for (;*data > ' ' && *data != '{' && *data != '}' && *data != ')' && *data != '(' && *data != ']' && *data != '[' && *data != '\'' && *data != ':' && *data != ',' && *data != ';' && *data != '\'' && *data != '"';data++)
736 if (len >= (int)sizeof(com_token) - 1)
742 com_token[len++] = *data;
752 COM_ParseTokenConsole
754 Parse a token out of a string, behaving like the qwcl console
757 int COM_ParseTokenConsole(const char **datapointer)
760 const char *data = *datapointer;
773 for (;*data <= ' ';data++)
783 if (*data == '/' && data[1] == '/')
786 while (*data && *data != '\n' && *data != '\r')
790 else if (*data == '\"')
793 for (data++;*data != '\"';data++)
795 if (!*data || len >= (int)sizeof(com_token) - 1)
801 com_token[len++] = *data;
804 *datapointer = data+1;
810 for (;*data > ' ';data++)
812 if (len >= (int)sizeof(com_token) - 1)
818 com_token[len++] = *data;
831 Returns the position (1 to argc-1) in the program's argument list
832 where the given parameter apears, or 0 if not present
835 int COM_CheckParm (const char *parm)
839 for (i=1 ; i<com_argc ; i++)
842 continue; // NEXTSTEP sometimes clears appkit vars.
843 if (!strcmp (parm,com_argv[i]))
854 Looks for the pop.txt file and verifies it.
855 Sets the "registered" cvar.
856 Immediately exits out if an alternate game was attempted to be started without
860 void COM_CheckRegistered (void)
862 Cvar_Set ("cmdline", com_cmdline);
864 if (!FS_FileExists("gfx/pop.lmp"))
867 Con_Print("Playing shareware version, with modification.\nwarning: most mods require full quake data.\n");
869 Con_Print("Playing shareware version.\n");
873 Cvar_Set ("registered", "1");
874 Con_Print("Playing registered version.\n");
883 void COM_InitArgv (void)
886 // reconstitute the command line for the cmdline externally visible cvar
888 for (j = 0;(j < MAX_NUM_ARGVS) && (j < com_argc);j++)
891 if (strstr(com_argv[j], " "))
893 // arg contains whitespace, store quotes around it
894 com_cmdline[n++] = '\"';
895 while ((n < (CMDLINE_LENGTH - 1)) && com_argv[j][i])
896 com_cmdline[n++] = com_argv[j][i++];
897 com_cmdline[n++] = '\"';
901 while ((n < (CMDLINE_LENGTH - 1)) && com_argv[j][i])
902 com_cmdline[n++] = com_argv[j][i++];
904 if (n < (CMDLINE_LENGTH - 1))
905 com_cmdline[n++] = ' ';
913 //===========================================================================
919 const char* prog_name;
921 const char* gamename;
922 const char* gamedirname1;
923 const char* gamedirname2;
924 const char* gamescreenshotname;
925 const char* gameuserdirname;
928 static const gamemode_info_t gamemode_info [] =
929 {// prog_name cmdline gamename gamedirname gamescreenshotname
932 // COMMANDLINEOPTION: Game: -quake runs the game Quake (default)
933 { "", "-quake", "DarkPlaces-Quake", "id1", NULL, "dp", "darkplaces" },
935 // COMMANDLINEOPTION: Game: -hipnotic runs Quake mission pack 1: The Scourge of Armagon
936 { "hipnotic", "-hipnotic", "Darkplaces-Hipnotic", "id1", "hipnotic", "dp", "darkplaces" },
938 // COMMANDLINEOPTION: Game: -rogue runs Quake mission pack 2: The Dissolution of Eternity
939 { "rogue", "-rogue", "Darkplaces-Rogue", "id1", "rogue", "dp", "darkplaces" },
941 // COMMANDLINEOPTION: Game: -nehahra runs The Seal of Nehahra movie and game
942 { "nehahra", "-nehahra", "DarkPlaces-Nehahra", "id1", "nehahra", "dp", "darkplaces" },
944 // COMMANDLINEOPTION: Game: -nexuiz runs the multiplayer game Nexuiz
945 { "nexuiz", "-nexuiz", "Nexuiz", "data", NULL, "nexuiz", "nexuiz" },
947 // COMMANDLINEOPTION: Game: -transfusion runs Transfusion (the recreation of Blood in Quake)
948 { "transfusion", "-transfusion", "Transfusion", "basetf", NULL, "transfusion", "transfusion" },
950 // COMMANDLINEOPTION: Game: -goodvsbad2 runs the psychadelic RTS FPS game Good Vs Bad 2
951 { "gvb2", "-goodvsbad2", "GoodVs.Bad2", "rts", NULL, "gvb2", "gvb2" },
953 // COMMANDLINEOPTION: Game: -teu runs The Evil Unleashed (this option is obsolete as they are not using darkplaces)
954 { "teu", "-teu", "TheEvilUnleashed", "baseteu", NULL, "teu", "teu" },
956 // COMMANDLINEOPTION: Game: -battlemech runs the multiplayer topdown deathmatch game BattleMech
957 { "battlemech", "-battlemech", "Battlemech", "base", NULL, "battlemech", "battlemech" },
959 // COMMANDLINEOPTION: Game: -zymotic runs the singleplayer game Zymotic
960 { "zymotic", "-zymotic", "Zymotic", "data", NULL, "zymotic", "zymotic" },
962 // COMMANDLINEOPTION: Game: -fniggium runs the post apocalyptic melee RPG Fniggium
963 { "fniggium", "-fniggium", "Fniggium", "data", NULL, "fniggium", "fniggium" },
965 // COMMANDLINEOPTION: Game: -setheral runs the multiplayer game Setheral
966 { "setheral", "-setheral", "Setheral", "data", NULL, "setheral", "setheral" },
968 // COMMANDLINEOPTION: Game: -som runs the multiplayer game Son Of Man
969 { "som", "-som", "Son of Man", "id1", "sonofman", "som", "darkplaces" },
971 // COMMANDLINEOPTION: Game: -tenebrae runs the graphics test mod known as Tenebrae (some features not implemented)
972 { "tenebrae", "-tenebrae", "DarkPlaces-Tenebrae", "id1", "tenebrae", "dp", "darkplaces" },
974 // COMMANDLINEOPTION: Game: -neoteric runs the game Neoteric
975 { "neoteric", "-neoteric", "Neoteric", "id1", "neobase", "neo", "darkplaces" },
977 // COMMANDLINEOPTION: Game: -openquartz runs the game OpenQuartz, a standalone GPL replacement of the quake content
978 { "openquartz", "-openquartz", "OpenQuartz", "id1", NULL, "openquartz", "darkplaces"},
980 // COMMANDLINEOPTION: Game: -prydon runs the topdown point and click action-RPG Prydon Gate
981 { "prydon", "-prydon", "PrydonGate", "id1", "prydon", "prydon", "darkplaces"},
983 // COMMANDLINEOPTION: Game: -netherworld runs the game Netherworld: Dark Masters
984 { "netherworld", "-netherworld", "Dark Masters", "id1", "netherworld", "nw", "darkplaces"},
987 void COM_InitGameType (void)
989 char name [MAX_OSPATH];
992 FS_StripExtension (com_argv[0], name, sizeof (name));
993 COM_ToLowerString (name, name, sizeof (name));
995 // Check the binary name; default to GAME_NORMAL (0)
996 gamemode = GAME_NORMAL;
997 for (i = 1; i < sizeof (gamemode_info) / sizeof (gamemode_info[0]); i++)
998 if (strstr (name, gamemode_info[i].prog_name))
1004 // Look for a command-line option
1005 for (i = 0; i < sizeof (gamemode_info) / sizeof (gamemode_info[0]); i++)
1006 if (COM_CheckParm (gamemode_info[i].cmdline))
1012 gamename = gamemode_info[gamemode].gamename;
1013 gamedirname1 = gamemode_info[gamemode].gamedirname1;
1014 gamedirname2 = gamemode_info[gamemode].gamedirname2;
1015 gamescreenshotname = gamemode_info[gamemode].gamescreenshotname;
1016 gameuserdirname = gamemode_info[gamemode].gameuserdirname;
1020 extern void Mathlib_Init(void);
1021 extern void FS_Init (void);
1028 void COM_Init (void)
1030 Cvar_RegisterVariable (®istered);
1031 Cvar_RegisterVariable (&cmdline);
1036 COM_CheckRegistered ();
1039 extern void FS_Shutdown (void);
1046 void COM_Shutdown (void)
1055 does a varargs printf into a temp buffer, so I don't need to have
1056 varargs versions of all text functions.
1057 FIXME: make this buffer size safe someday
1060 char *va(const char *format, ...)
1063 // LordHavoc: now cycles through 8 buffers to avoid problems in most cases
1064 static char string[8][1024], *s;
1065 static int stringindex = 0;
1067 s = string[stringindex];
1068 stringindex = (stringindex + 1) & 7;
1069 va_start (argptr, format);
1070 dpvsnprintf (s, sizeof (string[0]), format,argptr);
1077 //======================================
1079 // snprintf and vsnprintf are NOT portable. Use their DP counterparts instead
1085 # define snprintf _snprintf
1086 # define vsnprintf _vsnprintf
1090 int dpsnprintf (char *buffer, size_t buffersize, const char *format, ...)
1095 va_start (args, format);
1096 result = dpvsnprintf (buffer, buffersize, format, args);
1103 int dpvsnprintf (char *buffer, size_t buffersize, const char *format, va_list args)
1107 result = vsnprintf (buffer, buffersize, format, args);
1108 if (result < 0 || (size_t)result >= buffersize)
1110 buffer[buffersize - 1] = '\0';
1118 //======================================
1120 void COM_ToLowerString (const char *in, char *out, size_t size_out)
1125 while (*in && size_out > 1)
1127 if (*in >= 'A' && *in <= 'Z')
1128 *out++ = *in++ + 'a' - 'A';
1136 void COM_ToUpperString (const char *in, char *out, size_t size_out)
1141 while (*in && size_out > 1)
1143 if (*in >= 'a' && *in <= 'z')
1144 *out++ = *in++ + 'A' - 'a';
1152 int COM_StringBeginsWith(const char *s, const char *match)
1154 for (;*s && *match;s++, match++)
1160 int COM_ReadAndTokenizeLine(const char **text, char **argv, int maxargc, char *tokenbuf, int tokenbufsize, const char *commentprefix)
1162 int argc, commentprefixlength;
1166 tokenbufend = tokenbuf + tokenbufsize;
1168 commentprefixlength = 0;
1170 commentprefixlength = strlen(commentprefix);
1171 while (*l && *l != '\n' && *l != '\r')
1175 if (commentprefixlength && !strncmp(l, commentprefix, commentprefixlength))
1177 while (*l && *l != '\n' && *l != '\r')
1181 if (argc >= maxargc)
1183 argv[argc++] = tokenbuf;
1187 while (*l && *l != '"')
1189 if (tokenbuf >= tokenbufend)
1200 if (tokenbuf >= tokenbufend)
1205 if (tokenbuf >= tokenbufend)
1224 // written by Elric, thanks Elric!
1225 char *SearchInfostring(const char *infostring, const char *key)
1227 static char value [256];
1229 size_t value_ind, key_ind;
1232 if (*infostring++ != '\\')
1247 if (c == '\\' || key_ind == sizeof (crt_key) - 1)
1249 crt_key[key_ind] = '\0';
1253 crt_key[key_ind++] = c;
1256 // If it's the key we are looking for, save it in "value"
1257 if (!strcmp(crt_key, key))
1263 if (c == '\0' || c == '\\' || value_ind == sizeof (value) - 1)
1265 value[value_ind] = '\0';
1269 value[value_ind++] = c;
1273 // Else, skip the value
1287 //========================================================
1288 // strlcat and strlcpy, from OpenBSD
1291 * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
1293 * Permission to use, copy, modify, and distribute this software for any
1294 * purpose with or without fee is hereby granted, provided that the above
1295 * copyright notice and this permission notice appear in all copies.
1297 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
1298 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1299 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
1300 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
1301 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
1302 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
1303 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1306 /* $OpenBSD: strlcat.c,v 1.11 2003/06/17 21:56:24 millert Exp $ */
1307 /* $OpenBSD: strlcpy.c,v 1.8 2003/06/17 21:56:24 millert Exp $ */
1310 #ifndef HAVE_STRLCAT
1312 strlcat(char *dst, const char *src, size_t siz)
1314 register char *d = dst;
1315 register const char *s = src;
1316 register size_t n = siz;
1319 /* Find the end of dst and adjust bytes left but don't go past end */
1320 while (n-- != 0 && *d != '\0')
1326 return(dlen + strlen(s));
1327 while (*s != '\0') {
1336 return(dlen + (s - src)); /* count does not include NUL */
1338 #endif // #ifndef HAVE_STRLCAT
1341 #ifndef HAVE_STRLCPY
1343 strlcpy(char *dst, const char *src, size_t siz)
1345 register char *d = dst;
1346 register const char *s = src;
1347 register size_t n = siz;
1349 /* Copy as many bytes as will fit */
1350 if (n != 0 && --n != 0) {
1352 if ((*d++ = *s++) == 0)
1357 /* Not enough room in dst, add NUL and traverse rest of src */
1360 *d = '\0'; /* NUL-terminate dst */
1365 return(s - src - 1); /* count does not include NUL */
1368 #endif // #ifndef HAVE_STRLCPY