]> de.git.xonotic.org Git - voretournament/voretournament.git/blobdiff - misc/mediasource/extra/netradiant-src/tools/quake3/common/cmdlib.c
Include netRadiant source in this GIT
[voretournament/voretournament.git] / misc / mediasource / extra / netradiant-src / tools / quake3 / common / cmdlib.c
diff --git a/misc/mediasource/extra/netradiant-src/tools/quake3/common/cmdlib.c b/misc/mediasource/extra/netradiant-src/tools/quake3/common/cmdlib.c
new file mode 100644 (file)
index 0000000..5168d23
--- /dev/null
@@ -0,0 +1,1179 @@
+/*
+Copyright (C) 1999-2006 Id Software, Inc. and contributors.
+For a list of contributors, see the accompanying CONTRIBUTORS file.
+
+This file is part of GtkRadiant.
+
+GtkRadiant 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.
+
+GtkRadiant 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 GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+// cmdlib.c
+// TTimo 09/30/2000
+// from an intial copy of common/cmdlib.c
+// stripped out the Sys_Printf Sys_Printf stuff
+
+// SPoG 05/27/2001
+// merging alpha branch into trunk
+// replaced qprintf with Sys_Printf 
+
+#include "cmdlib.h"
+#include "mathlib.h"
+#include "inout.h"
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#ifdef WIN32
+#include <direct.h>
+#include <windows.h>
+#endif
+
+#if defined (__linux__) || defined (__APPLE__)
+#include <unistd.h>
+#endif
+
+#ifdef NeXT
+#include <libc.h>
+#endif
+
+#define        BASEDIRNAME     "quake"         // assumed to have a 2 or 3 following
+#define PATHSEPERATOR   '/'
+
+#ifdef SAFE_MALLOC
+void *safe_malloc( size_t size )
+{
+  void *p;
+
+  p = malloc(size);
+  if(!p)
+    Error ("safe_malloc failed on allocation of %i bytes", size);
+
+  return p;
+}
+
+void *safe_malloc_info( size_t size, char* info )
+{
+  void *p;
+
+  p = malloc(size);
+  if(!p)
+    Error ("%s: safe_malloc failed on allocation of %i bytes", info, size);
+
+  return p;
+}
+#endif
+
+// 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
+
+/*
+
+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);
+                       Sys_Printf ("qdir: %s\n", qdir);
+                       for ( i = 0; i < (int) 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 < (int) strlen( gamedir ); i++ )
+                                       {
+                                               if ( gamedir[i] == '\\' ) 
+                                                       gamedir[i] = '/';
+                                       }
+
+                                       Sys_Printf ("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 || 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 (!*gamedir)
+               Error ("ExpandGamePath called without gamedir 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 = safe_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
+   // Gef: Changed from getwd() to getcwd() to avoid potential buffer overflow
+   if(!getcwd (out, 256)) *out = 0;
+   strcat (out, "/");
+#endif
+   while ( out[i] != 0 )
+   {
+          if ( out[i] == '\\' )
+                  out[i] = '/';
+          i++;
+   }
+}
+
+
+void Q_mkdir (const char *path)
+{
+       char parentbuf[256];
+       const char *p = NULL;
+       int retry = 2;
+       while(retry--)
+       {
+#ifdef WIN32
+               const char *q = NULL;
+               if (_mkdir (path) != -1)
+                       return;
+               if(errno == ENOENT)
+               {
+                       p = strrchr(path, '/');
+                       q = strrchr(path, '\\');
+                       if(q && (!p || q < p))
+                               p = q;
+               }
+#else
+               if (mkdir (path, 0777) != -1)
+                       return;
+               if(errno == ENOENT)
+                       p = strrchr(path, '/');
+#endif
+               if(p)
+               {
+                       strncpy(parentbuf, path, sizeof(parentbuf));
+                       if((int) (p - path) < (int) sizeof(parentbuf))
+                       {
+                               parentbuf[p - path] = 0;
+                               Sys_Printf ("mkdir: %s: creating parent %s first\n", path, parentbuf);
+                               Q_mkdir(parentbuf);
+                               continue;
+                       }
+               }
+               break;
+       }
+       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);
+}
+
+// NOTE TTimo when switching to Multithread DLL (Release/Debug) in the config
+//   started getting warnings about that function, prolly a duplicate with the runtime function
+//   maybe we still need to have it in linux builds
+/*
+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<myargc;i++)
+       {
+               if ( !Q_stricmp(check, myargv[i]) )
+                       return i;
+       }
+
+       return 0;
+}
+
+
+
+/*
+================
+Q_filelength
+================
+*/
+int Q_filelength (FILE *f)
+{
+       int             pos;
+       int             end;
+
+       pos = ftell (f);
+       fseek (f, 0, SEEK_END);
+       end = ftell (f);
+       fseek (f, pos, SEEK_SET);
+
+       return end;
+}
+
+
+FILE *SafeOpenWrite (const char *filename)
+{
+       FILE    *f;
+
+       f = fopen(filename, "wb");
+
+       if (!f)
+               Error ("Error opening %s: %s",filename,strerror(errno));
+
+       return f;
+}
+
+FILE *SafeOpenRead (const char *filename)
+{
+       FILE    *f;
+
+       f = fopen(filename, "rb");
+
+       if (!f)
+               Error ("Error opening %s: %s",filename,strerror(errno));
+
+       return f;
+}
+
+
+void SafeRead (FILE *f, void *buffer, int count)
+{
+       if ( fread (buffer, 1, count, f) != (size_t)count)
+               Error ("File read failure");
+}
+
+
+void SafeWrite (FILE *f, const void *buffer, int count)
+{
+       if (fwrite (buffer, 1, count, f) != (size_t)count)
+               Error ("File write failure");
+}
+
+
+/*
+==============
+FileExists
+==============
+*/
+qboolean       FileExists (const char *filename)
+{
+       FILE    *f;
+
+       f = fopen (filename, "r");
+       if (!f)
+               return qfalse;
+       fclose (f);
+       return qtrue;
+}
+
+/*
+==============
+LoadFile
+==============
+*/
+int    LoadFile( const char *filename, void **bufferptr )
+{
+       FILE    *f;
+       int    length;
+       void    *buffer;
+
+       f = SafeOpenRead (filename);
+       length = Q_filelength (f);
+       buffer = safe_malloc (length+1);
+       ((char *)buffer)[length] = 0;
+       SafeRead (f, buffer, length);
+       fclose (f);
+
+       *bufferptr = buffer;
+       return length;
+}
+
+
+/*
+==============
+LoadFileBlock
+-
+rounds up memory allocation to 4K boundry
+-
+==============
+*/
+int    LoadFileBlock( const char *filename, void **bufferptr )
+{
+       FILE    *f;
+       int    length, nBlock, nAllocSize;
+       void    *buffer;
+
+       f = SafeOpenRead (filename);
+       length = Q_filelength (f);
+  nAllocSize = length;
+  nBlock = nAllocSize % MEM_BLOCKSIZE;
+  if ( nBlock > 0) {
+    nAllocSize += MEM_BLOCKSIZE - nBlock;
+  }
+       buffer = safe_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 = safe_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 ] == '/' || path[ 0 ] == '\\' )
+               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] != '/' && path[ length ] != '\\' )
+               length--;
+       path[length] = 0;
+}
+
+void    StripExtension (char *path)
+{
+       int             length;
+
+       length = strlen(path)-1;
+       while (length > 0 && path[length] != '.')
+       {
+               length--;
+               if (path[length] == '/' || 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) != '/' && *(src-1) != '\\' )
+               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);
+}
+
+void Sys_Sleep(int n)
+{
+#ifdef WIN32
+  Sleep (n);
+#endif
+#if defined (__linux__) || defined (__APPLE__)
+  usleep (n * 1000);
+#endif
+}