From 952c5c128f9efaea89d41d882c4ea3ade7df4591 Mon Sep 17 00:00:00 2001 From: zakk Date: Fri, 26 Aug 2005 04:48:05 +0000 Subject: Itsa me, quake3io! git-svn-id: svn://svn.icculus.org/quake3/trunk@2 edf5b092-35ff-0310-97b2-ce42778d08ea --- q3asm/cmdlib.c | 1206 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 1206 insertions(+) create mode 100755 q3asm/cmdlib.c (limited to 'q3asm/cmdlib.c') diff --git a/q3asm/cmdlib.c b/q3asm/cmdlib.c new file mode 100755 index 0000000..630ac57 --- /dev/null +++ b/q3asm/cmdlib.c @@ -0,0 +1,1206 @@ +/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. + +This file is part of Quake III Arena source code. + +Quake III Arena source code 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. + +Quake III Arena source code 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 Foobar; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +=========================================================================== +*/ +// cmdlib.c + +#include "cmdlib.h" +#include +#include + +#ifdef WIN32 +#include +#include +#endif + +#ifdef __linux +#include +#endif + +#ifdef NeXT +#include +#endif + +#define BASEDIRNAME "quake" // assumed to have a 2 or 3 following +#define PATHSEPERATOR '/' + +// set these before calling CheckParm +int myargc; +char **myargv; + +char com_token[1024]; +qboolean com_eof; + +qboolean archive; +char archivedir[1024]; + + +/* +=================== +ExpandWildcards + +Mimic unix command line expansion +=================== +*/ +#define MAX_EX_ARGC 1024 +int ex_argc; +char *ex_argv[MAX_EX_ARGC]; +#ifdef _WIN32 +#include "io.h" +void ExpandWildcards( int *argc, char ***argv ) +{ + struct _finddata_t fileinfo; + int handle; + int i; + char filename[1024]; + char filebase[1024]; + char *path; + + ex_argc = 0; + for (i=0 ; i<*argc ; i++) + { + path = (*argv)[i]; + if ( path[0] == '-' + || ( !strstr(path, "*") && !strstr(path, "?") ) ) + { + ex_argv[ex_argc++] = path; + continue; + } + + handle = _findfirst (path, &fileinfo); + if (handle == -1) + return; + + ExtractFilePath (path, filebase); + + do + { + sprintf (filename, "%s%s", filebase, fileinfo.name); + ex_argv[ex_argc++] = copystring (filename); + } while (_findnext( handle, &fileinfo ) != -1); + + _findclose (handle); + } + + *argc = ex_argc; + *argv = ex_argv; +} +#else +void ExpandWildcards (int *argc, char ***argv) +{ +} +#endif + +#ifdef WIN_ERROR +#include +/* +================= +Error + +For abnormal program terminations in windowed apps +================= +*/ +void Error( const char *error, ... ) +{ + va_list argptr; + char text[1024]; + char text2[1024]; + int err; + + err = GetLastError (); + + va_start (argptr,error); + vsprintf (text, error,argptr); + va_end (argptr); + + sprintf (text2, "%s\nGetLastError() = %i", text, err); + MessageBox(NULL, text2, "Error", 0 /* MB_OK */ ); + + exit (1); +} + +#else +/* +================= +Error + +For abnormal program terminations in console apps +================= +*/ +void Error( const char *error, ...) +{ + va_list argptr; + + _printf ("\n************ ERROR ************\n"); + + va_start (argptr,error); + vprintf (error,argptr); + va_end (argptr); + _printf ("\r\n"); + + exit (1); +} +#endif + +// only printf if in verbose mode +qboolean verbose = qfalse; +void qprintf( const char *format, ... ) { + va_list argptr; + + if (!verbose) + return; + + va_start (argptr,format); + vprintf (format,argptr); + va_end (argptr); + +} + +#ifdef WIN32 +HWND hwndOut = NULL; +qboolean lookedForServer = qfalse; +UINT wm_BroadcastCommand = -1; +#endif + +void _printf( const char *format, ... ) { + va_list argptr; + char text[4096]; +#ifdef WIN32 + ATOM a; +#endif + va_start (argptr,format); + vsprintf (text, format, argptr); + va_end (argptr); + + printf(text); + +#ifdef WIN32 + if (!lookedForServer) { + lookedForServer = qtrue; + hwndOut = FindWindow(NULL, "Q3Map Process Server"); + if (hwndOut) { + wm_BroadcastCommand = RegisterWindowMessage( "Q3MPS_BroadcastCommand" ); + } + } + if (hwndOut) { + a = GlobalAddAtom(text); + PostMessage(hwndOut, wm_BroadcastCommand, 0, (LPARAM)a); + } +#endif +} + + +/* + +qdir will hold the path up to the quake directory, including the slash + + f:\quake\ + /raid/quake/ + +gamedir will hold qdir + the game directory (id1, id2, etc) + + */ + +char qdir[1024]; +char gamedir[1024]; +char writedir[1024]; + +void SetQdirFromPath( const char *path ) +{ + char temp[1024]; + const char *c; + const char *sep; + int len, count; + + if (!(path[0] == '/' || path[0] == '\\' || path[1] == ':')) + { // path is partial + Q_getwd (temp); + strcat (temp, path); + path = temp; + } + + // search for "quake2" in path + + len = strlen(BASEDIRNAME); + for (c=path+strlen(path)-1 ; c != path ; c--) + { + int i; + + if (!Q_strncasecmp (c, BASEDIRNAME, len)) + { + // + //strncpy (qdir, path, c+len+2-path); + // the +2 assumes a 2 or 3 following quake which is not the + // case with a retail install + // so we need to add up how much to the next separator + sep = c + len; + count = 1; + while (*sep && *sep != '/' && *sep != '\\') + { + sep++; + count++; + } + strncpy (qdir, path, c+len+count-path); + qprintf ("qdir: %s\n", qdir); + for ( i = 0; i < strlen( qdir ); i++ ) + { + if ( qdir[i] == '\\' ) + qdir[i] = '/'; + } + + c += len+count; + while (*c) + { + if (*c == '/' || *c == '\\') + { + strncpy (gamedir, path, c+1-path); + + for ( i = 0; i < strlen( gamedir ); i++ ) + { + if ( gamedir[i] == '\\' ) + gamedir[i] = '/'; + } + + qprintf ("gamedir: %s\n", gamedir); + + if ( !writedir[0] ) + strcpy( writedir, gamedir ); + else if ( writedir[strlen( writedir )-1] != '/' ) + { + writedir[strlen( writedir )] = '/'; + writedir[strlen( writedir )+1] = 0; + } + + return; + } + c++; + } + Error ("No gamedir in %s", path); + return; + } + } + Error ("SetQdirFromPath: no '%s' in %s", BASEDIRNAME, path); +} + +char *ExpandArg (const char *path) +{ + static char full[1024]; + + if (path[0] != '/' && path[0] != '\\' && path[1] != ':') + { + Q_getwd (full); + strcat (full, path); + } + else + strcpy (full, path); + return full; +} + +char *ExpandPath (const char *path) +{ + static char full[1024]; + if (!qdir) + Error ("ExpandPath called without qdir set"); + if (path[0] == '/' || path[0] == '\\' || path[1] == ':') { + strcpy( full, path ); + return full; + } + sprintf (full, "%s%s", qdir, path); + return full; +} + +char *ExpandGamePath (const char *path) +{ + static char full[1024]; + if (!qdir) + Error ("ExpandGamePath called without qdir set"); + if (path[0] == '/' || path[0] == '\\' || path[1] == ':') { + strcpy( full, path ); + return full; + } + sprintf (full, "%s%s", gamedir, path); + return full; +} + +char *ExpandPathAndArchive (const char *path) +{ + char *expanded; + char archivename[1024]; + + expanded = ExpandPath (path); + + if (archive) + { + sprintf (archivename, "%s/%s", archivedir, path); + QCopyFile (expanded, archivename); + } + return expanded; +} + + +char *copystring(const char *s) +{ + char *b; + b = malloc(strlen(s)+1); + strcpy (b, s); + return b; +} + + + +/* +================ +I_FloatTime +================ +*/ +double I_FloatTime (void) +{ + time_t t; + + time (&t); + + return t; +#if 0 +// more precise, less portable + struct timeval tp; + struct timezone tzp; + static int secbase; + + gettimeofday(&tp, &tzp); + + if (!secbase) + { + secbase = tp.tv_sec; + return tp.tv_usec/1000000.0; + } + + return (tp.tv_sec - secbase) + tp.tv_usec/1000000.0; +#endif +} + +void Q_getwd (char *out) +{ + int i = 0; + +#ifdef WIN32 + _getcwd (out, 256); + strcat (out, "\\"); +#else + getcwd (out, 256); + strcat (out, "/"); +#endif + + while ( out[i] != 0 ) + { + if ( out[i] == '\\' ) + out[i] = '/'; + i++; + } +} + + +void Q_mkdir (const char *path) +{ +#ifdef WIN32 + if (_mkdir (path) != -1) + return; +#else + if (mkdir (path, 0777) != -1) + return; +#endif + if (errno != EEXIST) + Error ("mkdir %s: %s",path, strerror(errno)); +} + +/* +============ +FileTime + +returns -1 if not present +============ +*/ +int FileTime (const char *path) +{ + struct stat buf; + + if (stat (path,&buf) == -1) + return -1; + + return buf.st_mtime; +} + + + +/* +============== +COM_Parse + +Parse a token out of a string +============== +*/ +char *COM_Parse (char *data) +{ + int c; + int len; + + len = 0; + com_token[0] = 0; + + if (!data) + return NULL; + +// skip whitespace +skipwhite: + while ( (c = *data) <= ' ') + { + if (c == 0) + { + com_eof = qtrue; + return NULL; // end of file; + } + data++; + } + +// skip // comments + if (c=='/' && data[1] == '/') + { + while (*data && *data != '\n') + data++; + goto skipwhite; + } + + +// handle quoted strings specially + if (c == '\"') + { + data++; + do + { + c = *data++; + if (c=='\"') + { + com_token[len] = 0; + return data; + } + com_token[len] = c; + len++; + } while (1); + } + +// parse single characters + if (c=='{' || c=='}'|| c==')'|| c=='(' || c=='\'' || c==':') + { + com_token[len] = c; + len++; + com_token[len] = 0; + return data+1; + } + +// parse a regular word + do + { + com_token[len] = c; + data++; + len++; + c = *data; + if (c=='{' || c=='}'|| c==')'|| c=='(' || c=='\'' || c==':') + break; + } while (c>32); + + com_token[len] = 0; + return data; +} + + +int Q_strncasecmp (const char *s1, const char *s2, int n) +{ + int c1, c2; + + do + { + c1 = *s1++; + c2 = *s2++; + + if (!n--) + return 0; // strings are equal until end point + + if (c1 != c2) + { + if (c1 >= 'a' && c1 <= 'z') + c1 -= ('a' - 'A'); + if (c2 >= 'a' && c2 <= 'z') + c2 -= ('a' - 'A'); + if (c1 != c2) + return -1; // strings not equal + } + } while (c1); + + return 0; // strings are equal +} + +int Q_stricmp (const char *s1, const char *s2) +{ + return Q_strncasecmp (s1, s2, 99999); +} + + +char *strupr (char *start) +{ + char *in; + in = start; + while (*in) + { + *in = toupper(*in); + in++; + } + return start; +} + +char *strlower (char *start) +{ + char *in; + in = start; + while (*in) + { + *in = tolower(*in); + in++; + } + return start; +} + + +/* +============================================================================= + + MISC FUNCTIONS + +============================================================================= +*/ + + +/* +================= +CheckParm + +Checks for the given parameter in the program's command line arguments +Returns the argument number (1 to argc-1) or 0 if not present +================= +*/ +int CheckParm (const char *check) +{ + int i; + + for (i = 1;i 0) { + nAllocSize += MEM_BLOCKSIZE - nBlock; + } + buffer = malloc (nAllocSize+1); + memset(buffer, 0, nAllocSize+1); + SafeRead (f, buffer, length); + fclose (f); + + *bufferptr = buffer; + return length; +} + + +/* +============== +TryLoadFile + +Allows failure +============== +*/ +int TryLoadFile (const char *filename, void **bufferptr) +{ + FILE *f; + int length; + void *buffer; + + *bufferptr = NULL; + + f = fopen (filename, "rb"); + if (!f) + return -1; + length = Q_filelength (f); + buffer = malloc (length+1); + ((char *)buffer)[length] = 0; + SafeRead (f, buffer, length); + fclose (f); + + *bufferptr = buffer; + return length; +} + + +/* +============== +SaveFile +============== +*/ +void SaveFile (const char *filename, const void *buffer, int count) +{ + FILE *f; + + f = SafeOpenWrite (filename); + SafeWrite (f, buffer, count); + fclose (f); +} + + + +void DefaultExtension (char *path, const char *extension) +{ + char *src; +// +// if path doesnt have a .EXT, append extension +// (extension should include the .) +// + src = path + strlen(path) - 1; + + while (*src != '/' && *src != '\\' && src != path) + { + if (*src == '.') + return; // it has an extension + src--; + } + + strcat (path, extension); +} + + +void DefaultPath (char *path, const char *basepath) +{ + char temp[128]; + + if (path[0] == PATHSEPERATOR) + return; // absolute path location + strcpy (temp,path); + strcpy (path,basepath); + strcat (path,temp); +} + + +void StripFilename (char *path) +{ + int length; + + length = strlen(path)-1; + while (length > 0 && path[length] != PATHSEPERATOR) + length--; + path[length] = 0; +} + +void StripExtension (char *path) +{ + int length; + + length = strlen(path)-1; + while (length > 0 && path[length] != '.') + { + length--; + if (path[length] == '/') + return; // no extension + } + if (length) + path[length] = 0; +} + + +/* +==================== +Extract file parts +==================== +*/ +// FIXME: should include the slash, otherwise +// backing to an empty path will be wrong when appending a slash +void ExtractFilePath (const char *path, char *dest) +{ + const char *src; + + src = path + strlen(path) - 1; + +// +// back up until a \ or the start +// + while (src != path && *(src-1) != '\\' && *(src-1) != '/') + src--; + + memcpy (dest, path, src-path); + dest[src-path] = 0; +} + +void ExtractFileBase (const char *path, char *dest) +{ + const char *src; + + src = path + strlen(path) - 1; + +// +// back up until a \ or the start +// + while (src != path && *(src-1) != PATHSEPERATOR) + src--; + + while (*src && *src != '.') + { + *dest++ = *src++; + } + *dest = 0; +} + +void ExtractFileExtension (const char *path, char *dest) +{ + const char *src; + + src = path + strlen(path) - 1; + +// +// back up until a . or the start +// + while (src != path && *(src-1) != '.') + src--; + if (src == path) + { + *dest = 0; // no extension + return; + } + + strcpy (dest,src); +} + + +/* +============== +ParseNum / ParseHex +============== +*/ +int ParseHex (const char *hex) +{ + const char *str; + int num; + + num = 0; + str = hex; + + while (*str) + { + num <<= 4; + if (*str >= '0' && *str <= '9') + num += *str-'0'; + else if (*str >= 'a' && *str <= 'f') + num += 10 + *str-'a'; + else if (*str >= 'A' && *str <= 'F') + num += 10 + *str-'A'; + else + Error ("Bad hex number: %s",hex); + str++; + } + + return num; +} + + +int ParseNum (const char *str) +{ + if (str[0] == '$') + return ParseHex (str+1); + if (str[0] == '0' && str[1] == 'x') + return ParseHex (str+2); + return atol (str); +} + + + +/* +============================================================================ + + BYTE ORDER FUNCTIONS + +============================================================================ +*/ + +#ifdef _SGI_SOURCE +#define __BIG_ENDIAN__ +#endif + +#ifdef __BIG_ENDIAN__ + +short LittleShort (short l) +{ + byte b1,b2; + + b1 = l&255; + b2 = (l>>8)&255; + + return (b1<<8) + b2; +} + +short BigShort (short l) +{ + return l; +} + + +int LittleLong (int l) +{ + byte b1,b2,b3,b4; + + b1 = l&255; + b2 = (l>>8)&255; + b3 = (l>>16)&255; + b4 = (l>>24)&255; + + return ((int)b1<<24) + ((int)b2<<16) + ((int)b3<<8) + b4; +} + +int BigLong (int l) +{ + return l; +} + + +float LittleFloat (float l) +{ + union {byte b[4]; float f;} in, out; + + in.f = l; + out.b[0] = in.b[3]; + out.b[1] = in.b[2]; + out.b[2] = in.b[1]; + out.b[3] = in.b[0]; + + return out.f; +} + +float BigFloat (float l) +{ + return l; +} + + +#else + + +short BigShort (short l) +{ + byte b1,b2; + + b1 = l&255; + b2 = (l>>8)&255; + + return (b1<<8) + b2; +} + +short LittleShort (short l) +{ + return l; +} + + +int BigLong (int l) +{ + byte b1,b2,b3,b4; + + b1 = l&255; + b2 = (l>>8)&255; + b3 = (l>>16)&255; + b4 = (l>>24)&255; + + return ((int)b1<<24) + ((int)b2<<16) + ((int)b3<<8) + b4; +} + +int LittleLong (int l) +{ + return l; +} + +float BigFloat (float l) +{ + union {byte b[4]; float f;} in, out; + + in.f = l; + out.b[0] = in.b[3]; + out.b[1] = in.b[2]; + out.b[2] = in.b[1]; + out.b[3] = in.b[0]; + + return out.f; +} + +float LittleFloat (float l) +{ + return l; +} + + +#endif + + +//======================================================= + + +// FIXME: byte swap? + +// this is a 16 bit, non-reflected CRC using the polynomial 0x1021 +// and the initial and final xor values shown below... in other words, the +// CCITT standard CRC used by XMODEM + +#define CRC_INIT_VALUE 0xffff +#define CRC_XOR_VALUE 0x0000 + +static unsigned short crctable[256] = +{ + 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7, + 0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef, + 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6, + 0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de, + 0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485, + 0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d, + 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4, + 0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc, + 0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823, + 0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b, + 0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12, + 0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a, + 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41, + 0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49, + 0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70, + 0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78, + 0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f, + 0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067, + 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e, + 0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256, + 0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d, + 0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405, + 0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c, + 0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634, + 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab, + 0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3, + 0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a, + 0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92, + 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9, + 0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1, + 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8, + 0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0 +}; + +void CRC_Init(unsigned short *crcvalue) +{ + *crcvalue = CRC_INIT_VALUE; +} + +void CRC_ProcessByte(unsigned short *crcvalue, byte data) +{ + *crcvalue = (*crcvalue << 8) ^ crctable[(*crcvalue >> 8) ^ data]; +} + +unsigned short CRC_Value(unsigned short crcvalue) +{ + return crcvalue ^ CRC_XOR_VALUE; +} +//============================================================================= + +/* +============ +CreatePath +============ +*/ +void CreatePath (const char *path) +{ + const char *ofs; + char c; + char dir[1024]; + +#ifdef _WIN32 + int olddrive = -1; + + if ( path[1] == ':' ) + { + olddrive = _getdrive(); + _chdrive( toupper( path[0] ) - 'A' + 1 ); + } +#endif + + if (path[1] == ':') + path += 2; + + for (ofs = path+1 ; *ofs ; ofs++) + { + c = *ofs; + if (c == '/' || c == '\\') + { // create the directory + memcpy( dir, path, ofs - path ); + dir[ ofs - path ] = 0; + Q_mkdir( dir ); + } + } + +#ifdef _WIN32 + if ( olddrive != -1 ) + { + _chdrive( olddrive ); + } +#endif +} + + +/* +============ +QCopyFile + + Used to archive source files +============ +*/ +void QCopyFile (const char *from, const char *to) +{ + void *buffer; + int length; + + length = LoadFile (from, &buffer); + CreatePath (to); + SaveFile (to, buffer, length); + free (buffer); +} -- cgit v1.2.3