mirror of
https://github.com/DrBeef/JKXR.git
synced 2024-11-26 22:11:52 +00:00
4597b03873
Opens in Android Studio but haven't even tried to build it yet (it won't.. I know that much!)
1049 lines
No EOL
18 KiB
C++
1049 lines
No EOL
18 KiB
C++
/*
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===========================================================================
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Copyright (C) 1999 - 2005, Id Software, Inc.
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Copyright (C) 2000 - 2013, Raven Software, Inc.
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Copyright (C) 2001 - 2013, Activision, Inc.
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Copyright (C) 2005 - 2015, ioquake3 contributors
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Copyright (C) 2013 - 2015, OpenJK contributors
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This file is part of the OpenJK source code.
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OpenJK is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License version 2 as
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published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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===========================================================================
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*/
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// q_shared.c -- stateless support routines that are included in each code dll
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#include "../game/common_headers.h"
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/*
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============
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COM_SkipPath
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============
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*/
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char *COM_SkipPath (char *pathname)
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{
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char *last;
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last = pathname;
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while (*pathname)
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{
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if (*pathname=='/')
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last = pathname+1;
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pathname++;
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}
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return last;
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}
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/*
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============
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COM_GetExtension
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============
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*/
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const char *COM_GetExtension( const char *name )
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{
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const char *dot = strrchr(name, '.'), *slash;
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if (dot && (!(slash = strrchr(name, '/')) || slash < dot))
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return dot + 1;
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else
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return "";
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}
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/*
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============
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COM_StripExtension
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============
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*/
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void COM_StripExtension( const char *in, char *out, int destsize )
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{
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const char *dot = strrchr(in, '.'), *slash;
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if (dot && (!(slash = strrchr(in, '/')) || slash < dot))
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destsize = (destsize < dot-in+1 ? destsize : dot-in+1);
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if ( in == out && destsize > 1 )
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out[destsize-1] = '\0';
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else
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Q_strncpyz(out, in, destsize);
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}
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/*
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============
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COM_CompareExtension
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string compare the end of the strings and return qtrue if strings match
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============
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*/
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qboolean COM_CompareExtension(const char *in, const char *ext)
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{
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int inlen, extlen;
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inlen = strlen(in);
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extlen = strlen(ext);
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if(extlen <= inlen)
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{
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in += inlen - extlen;
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if(!Q_stricmp(in, ext))
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return qtrue;
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}
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return qfalse;
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}
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/*
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==================
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COM_DefaultExtension
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==================
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*/
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void COM_DefaultExtension( char *path, int maxSize, const char *extension )
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{
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const char *dot = strrchr(path, '.'), *slash;
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if (dot && (!(slash = strrchr(path, '/')) || slash < dot))
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return;
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else
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Q_strcat(path, maxSize, extension);
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}
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/*
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============================================================================
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PARSING
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============================================================================
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*/
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static char com_token[MAX_TOKEN_CHARS];
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//JLFCALLOUT MPNOTUSED
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int parseDataCount = -1;
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const int MAX_PARSE_DATA = 5;
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parseData_t parseData[MAX_PARSE_DATA];
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void COM_ParseInit( void )
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{
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memset(parseData, 0, sizeof(parseData));
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parseDataCount = -1;
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}
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void COM_BeginParseSession( void )
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{
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parseDataCount++;
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#ifdef _DEBUG
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if ( parseDataCount >= MAX_PARSE_DATA )
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{
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Com_Error (ERR_FATAL, "COM_BeginParseSession: cannot nest more than %d parsing sessions.\n", MAX_PARSE_DATA);
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}
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#endif
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parseData[parseDataCount].com_lines = 1;
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parseData[parseDataCount].com_tokenline = 0;
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}
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void COM_EndParseSession( void )
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{
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parseDataCount--;
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#ifdef _DEBUG
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assert (parseDataCount >= -1 && "COM_EndParseSession: called without a starting COM_BeginParseSession.\n");
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#endif
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}
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int COM_GetCurrentParseLine( int index )
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{
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if(parseDataCount < 0)
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Com_Error(ERR_FATAL, "COM_GetCurrentParseLine: parseDataCount < 0 (be sure to call COM_BeginParseSession!)");
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if ( parseData[parseDataCount].com_tokenline )
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return parseData[parseDataCount].com_tokenline;
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return parseData[parseDataCount].com_lines;
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}
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char *COM_Parse( const char **data_p )
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{
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return COM_ParseExt( data_p, qtrue );
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}
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/*
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==============
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COM_Parse
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Parse a token out of a string
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Will never return NULL, just empty strings
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If "allowLineBreaks" is qtrue then an empty
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string will be returned if the next token is
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a newline.
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==============
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*/
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const char *SkipWhitespace( const char *data, qboolean *hasNewLines )
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{
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int c;
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if(parseDataCount < 0)
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Com_Error(ERR_FATAL, "SkipWhitespace: parseDataCount < 0");
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while( (c = *(const unsigned char* /*eurofix*/)data) <= ' ')
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{
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if( !c )
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{
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return NULL;
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}
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if( c == '\n' )
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{
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parseData[parseDataCount].com_lines++;
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*hasNewLines = qtrue;
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}
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data++;
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}
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return data;
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}
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int COM_Compress( char *data_p ) {
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char *in, *out;
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int c;
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qboolean newline = qfalse, whitespace = qfalse;
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in = out = data_p;
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if (in) {
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while ((c = *in) != 0) {
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// skip double slash comments
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if ( c == '/' && in[1] == '/' ) {
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while (*in && *in != '\n') {
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in++;
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}
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// skip /* */ comments
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} else if ( c == '/' && in[1] == '*' ) {
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while ( *in && ( *in != '*' || in[1] != '/' ) )
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in++;
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if ( *in )
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in += 2;
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// record when we hit a newline
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} else if ( c == '\n' || c == '\r' ) {
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newline = qtrue;
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in++;
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// record when we hit whitespace
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} else if ( c == ' ' || c == '\t') {
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whitespace = qtrue;
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in++;
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// an actual token
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} else {
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// if we have a pending newline, emit it (and it counts as whitespace)
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if (newline) {
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*out++ = '\n';
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newline = qfalse;
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whitespace = qfalse;
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} if (whitespace) {
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*out++ = ' ';
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whitespace = qfalse;
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}
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// copy quoted strings unmolested
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if (c == '"') {
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*out++ = c;
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in++;
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while (1) {
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c = *in;
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if (c && c != '"') {
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*out++ = c;
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in++;
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} else {
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break;
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}
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}
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if (c == '"') {
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*out++ = c;
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in++;
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}
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} else {
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*out = c;
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out++;
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in++;
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}
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}
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}
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*out = 0;
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}
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return out - data_p;
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}
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char *COM_ParseExt( const char **data_p, qboolean allowLineBreaks )
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{
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int c = 0, len;
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qboolean hasNewLines = qfalse;
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const char *data;
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data = *data_p;
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len = 0;
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com_token[0] = 0;
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if(parseDataCount >= 0)
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parseData[parseDataCount].com_tokenline = 0;
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// make sure incoming data is valid
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if ( !data )
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{
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*data_p = NULL;
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return com_token;
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}
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if(parseDataCount < 0)
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Com_Error(ERR_FATAL, "COM_ParseExt: parseDataCount < 0 (be sure to call COM_BeginParseSession!)");
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while ( 1 )
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{
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// skip whitespace
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data = SkipWhitespace( data, &hasNewLines );
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if ( !data )
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{
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*data_p = NULL;
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return com_token;
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}
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if ( hasNewLines && !allowLineBreaks )
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{
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*data_p = data;
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return com_token;
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}
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c = *data;
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// skip double slash comments
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if ( c == '/' && data[1] == '/' )
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{
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data += 2;
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while (*data && *data != '\n') {
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data++;
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}
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}
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// skip /* */ comments
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else if ( c=='/' && data[1] == '*' )
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{
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data += 2;
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while ( *data && ( *data != '*' || data[1] != '/' ) )
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{
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if ( *data == '\n' )
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{
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parseData[parseDataCount].com_lines++;
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}
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data++;
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}
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if ( *data )
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{
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data += 2;
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}
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}
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else
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{
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break;
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}
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}
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// token starts on this line
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parseData[parseDataCount].com_tokenline = parseData[parseDataCount].com_lines;
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// handle quoted strings
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if (c == '\"')
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{
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data++;
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while (1)
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{
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c = *data++;
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if (c=='\"' || !c)
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{
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com_token[len] = 0;
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*data_p = ( char * ) data;
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return com_token;
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}
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if ( c == '\n' )
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{
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parseData[parseDataCount].com_lines++;
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}
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if (len < MAX_TOKEN_CHARS - 1)
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{
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com_token[len] = c;
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len++;
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}
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}
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}
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// parse a regular word
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do
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{
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if (len < MAX_TOKEN_CHARS - 1)
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{
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com_token[len] = c;
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len++;
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}
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data++;
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c = *data;
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} while (c>32);
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com_token[len] = 0;
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*data_p = ( char * ) data;
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return com_token;
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}
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/*
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===============
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COM_ParseString
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===============
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*/
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qboolean COM_ParseString( const char **data, const char **s )
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{
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*s = COM_ParseExt( data, qfalse );
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if ( s[0] == 0 )
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{
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Com_Printf("unexpected EOF in COM_ParseString\n");
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return qtrue;
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}
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return qfalse;
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}
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/*
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===============
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COM_ParseInt
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===============
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*/
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qboolean COM_ParseInt( const char **data, int *i )
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{
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const char *token;
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token = COM_ParseExt( data, qfalse );
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if ( token[0] == 0 )
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{
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Com_Printf( "unexpected EOF in COM_ParseInt\n" );
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return qtrue;
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}
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*i = atoi( token );
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return qfalse;
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}
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/*
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===============
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COM_ParseFloat
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===============
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*/
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qboolean COM_ParseFloat( const char **data, float *f )
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{
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const char *token;
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token = COM_ParseExt( data, qfalse );
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if ( token[0] == 0 )
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{
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Com_Printf( "unexpected EOF in COM_ParseFloat\n" );
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return qtrue;
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}
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*f = atof( token );
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return qfalse;
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}
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/*
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===============
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COM_ParseVec4
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===============
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*/
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qboolean COM_ParseVec4( const char **buffer, vec4_t *c)
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{
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int i;
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float f;
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for (i = 0; i < 4; i++)
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{
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if (COM_ParseFloat(buffer, &f))
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{
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return qtrue;
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}
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(*c)[i] = f;
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}
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return qfalse;
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}
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/*
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==================
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COM_MatchToken
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==================
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*/
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void COM_MatchToken( const char **buf_p, const char *match ) {
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const char *token;
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token = COM_Parse( buf_p );
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if ( strcmp( token, match ) )
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{
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Com_Error( ERR_DROP, "MatchToken: %s != %s", token, match );
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}
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}
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|
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/*
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=================
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SkipBracedSection
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The next token should be an open brace.
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Skips until a matching close brace is found.
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Internal brace depths are properly skipped.
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=================
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*/
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void SkipBracedSection ( const char **program) {
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const char *token;
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int depth=0;
|
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if (com_token[0]=='{') { //for tr_shader which just ate the brace
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depth = 1;
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}
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do {
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token = COM_ParseExt( program, qtrue );
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if( token[1] == 0 ) {
|
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if( token[0] == '{' ) {
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depth++;
|
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|
}
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else if( token[0] == '}' ) {
|
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depth--;
|
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}
|
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}
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|
|
} while (depth && *program);
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}
|
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|
|
/*
|
|
=================
|
|
SkipRestOfLine
|
|
=================
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|
*/
|
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void SkipRestOfLine ( const char **data ) {
|
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const char *p;
|
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int c;
|
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|
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if(parseDataCount < 0)
|
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Com_Error(ERR_FATAL, "SkipRestOfLine: parseDataCount < 0");
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|
p = *data;
|
|
|
|
if ( !*p )
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return;
|
|
|
|
while ( (c = *p++) != 0 ) {
|
|
if ( c == '\n' ) {
|
|
parseData[parseDataCount].com_lines++;
|
|
break;
|
|
}
|
|
}
|
|
|
|
*data = p;
|
|
}
|
|
|
|
|
|
void Parse1DMatrix ( const char **buf_p, int x, float *m) {
|
|
const char *token;
|
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int i;
|
|
|
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COM_MatchToken( buf_p, "(" );
|
|
|
|
for (i = 0 ; i < x ; i++) {
|
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token = COM_Parse(buf_p);
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m[i] = atof(token);
|
|
}
|
|
|
|
COM_MatchToken( buf_p, ")" );
|
|
}
|
|
|
|
void Parse2DMatrix ( const char **buf_p, int y, int x, float *m) {
|
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int i;
|
|
|
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COM_MatchToken( buf_p, "(" );
|
|
|
|
for (i = 0 ; i < y ; i++) {
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Parse1DMatrix (buf_p, x, m + i * x);
|
|
}
|
|
|
|
COM_MatchToken( buf_p, ")" );
|
|
}
|
|
|
|
void Parse3DMatrix ( const char **buf_p, int z, int y, int x, float *m) {
|
|
int i;
|
|
|
|
COM_MatchToken( buf_p, "(" );
|
|
|
|
for (i = 0 ; i < z ; i++) {
|
|
Parse2DMatrix (buf_p, y, x, m + i * x*y);
|
|
}
|
|
|
|
COM_MatchToken( buf_p, ")" );
|
|
}
|
|
|
|
/*
|
|
===================
|
|
Com_HexStrToInt
|
|
===================
|
|
*/
|
|
int Com_HexStrToInt( const char *str )
|
|
{
|
|
if ( !str || !str[ 0 ] )
|
|
return -1;
|
|
|
|
// check for hex code
|
|
if( str[ 0 ] == '0' && str[ 1 ] == 'x' )
|
|
{
|
|
size_t i, n = 0;
|
|
|
|
for( i = 2; i < strlen( str ); i++ )
|
|
{
|
|
char digit;
|
|
|
|
n *= 16;
|
|
|
|
digit = tolower( str[ i ] );
|
|
|
|
if( digit >= '0' && digit <= '9' )
|
|
digit -= '0';
|
|
else if( digit >= 'a' && digit <= 'f' )
|
|
digit = digit - 'a' + 10;
|
|
else
|
|
return -1;
|
|
|
|
n += digit;
|
|
}
|
|
|
|
return n;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
|
|
/*
|
|
============================================================================
|
|
|
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LIBRARY REPLACEMENT FUNCTIONS
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|
|
|
============================================================================
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*/
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int QDECL Com_sprintf( char *dest, int size, const char *fmt, ...) {
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int len;
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va_list argptr;
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va_start (argptr,fmt);
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len = Q_vsnprintf(dest, size, fmt, argptr);
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va_end (argptr);
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if(len >= size)
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Com_Printf("Com_sprintf: Output length %d too short, require %d bytes.\n", size, len + 1);
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return len;
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}
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/*
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============
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va
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does a varargs printf into a temp buffer, so I don't need to have
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varargs versions of all text functions.
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FIXME: make this buffer size safe someday
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============
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*/
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#define MAX_VA_STRING 32000
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#define MAX_VA_BUFFERS 4
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|
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char * QDECL va( const char *format, ... )
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{
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va_list argptr;
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static char string[MAX_VA_BUFFERS][MAX_VA_STRING]; // in case va is called by nested functions
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static int index = 0;
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char *buf;
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va_start( argptr, format );
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buf = (char *)&string[index++ & 3];
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Q_vsnprintf( buf, sizeof(*string), format, argptr );
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va_end( argptr );
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return buf;
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}
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|
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/*
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============
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Com_TruncateLongString
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Assumes buffer is atleast TRUNCATE_LENGTH big
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============
|
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*/
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void Com_TruncateLongString( char *buffer, const char *s ) {
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int length = strlen( s );
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if ( length <= TRUNCATE_LENGTH )
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Q_strncpyz( buffer, s, TRUNCATE_LENGTH );
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else {
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Q_strncpyz( buffer, s, (TRUNCATE_LENGTH/2) - 3 );
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Q_strcat( buffer, TRUNCATE_LENGTH, " ... " );
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Q_strcat( buffer, TRUNCATE_LENGTH, s + length - (TRUNCATE_LENGTH/2) + 3 );
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}
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}
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/*
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=====================================================================
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INFO STRINGS
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=====================================================================
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*/
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/*
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===============
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Info_ValueForKey
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Searches the string for the given
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key and returns the associated value, or an empty string.
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FIXME: overflow check?
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===============
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*/
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const char *Info_ValueForKey( const char *s, const char *key ) {
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char pkey[MAX_INFO_KEY];
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static char value[2][MAX_INFO_VALUE]; // use two buffers so compares
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// work without stomping on each other
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static int valueindex = 0;
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char *o;
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if ( !s || !key ) {
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return "";
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}
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if ( strlen( s ) >= MAX_INFO_STRING ) {
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Com_Error( ERR_DROP, "Info_ValueForKey: oversize infostring" );
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}
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valueindex ^= 1;
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if (*s == '\\')
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s++;
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while (1)
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{
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o = pkey;
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while (*s != '\\')
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{
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if (!*s)
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return "";
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*o++ = *s++;
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}
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*o = 0;
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s++;
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|
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o = value[valueindex];
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|
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while (*s != '\\' && *s)
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{
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|
*o++ = *s++;
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}
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*o = 0;
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|
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if (!Q_stricmp (key, pkey) )
|
|
return value[valueindex];
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|
|
|
if (!*s)
|
|
break;
|
|
s++;
|
|
}
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|
|
|
return "";
|
|
}
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|
|
|
|
/*
|
|
===================
|
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Info_NextPair
|
|
|
|
Used to itterate through all the key/value pairs in an info string
|
|
===================
|
|
*/
|
|
void Info_NextPair( const char **head, char key[MAX_INFO_KEY], char value[MAX_INFO_VALUE] ) {
|
|
char *o;
|
|
const char *s;
|
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|
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s = *head;
|
|
|
|
if ( *s == '\\' ) {
|
|
s++;
|
|
}
|
|
key[0] = 0;
|
|
value[0] = 0;
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|
|
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o = key;
|
|
while ( *s != '\\' ) {
|
|
if ( !*s ) {
|
|
*o = 0;
|
|
*head = s;
|
|
return;
|
|
}
|
|
*o++ = *s++;
|
|
}
|
|
*o = 0;
|
|
s++;
|
|
|
|
o = value;
|
|
while ( *s != '\\' && *s ) {
|
|
*o++ = *s++;
|
|
}
|
|
*o = 0;
|
|
|
|
*head = s;
|
|
}
|
|
|
|
|
|
/*
|
|
===================
|
|
Info_RemoveKey
|
|
===================
|
|
*/
|
|
void Info_RemoveKey( char *s, const char *key ) {
|
|
char *start;
|
|
char pkey[MAX_INFO_KEY];
|
|
char value[MAX_INFO_VALUE];
|
|
char *o;
|
|
|
|
if ( strlen( s ) >= MAX_INFO_STRING ) {
|
|
Com_Error( ERR_DROP, "Info_RemoveKey: oversize infostring" );
|
|
}
|
|
|
|
if (strchr (key, '\\')) {
|
|
return;
|
|
}
|
|
|
|
while (1)
|
|
{
|
|
start = s;
|
|
if (*s == '\\')
|
|
s++;
|
|
o = pkey;
|
|
while (*s != '\\')
|
|
{
|
|
if (!*s)
|
|
return;
|
|
*o++ = *s++;
|
|
}
|
|
*o = 0;
|
|
s++;
|
|
|
|
o = value;
|
|
while (*s != '\\' && *s)
|
|
{
|
|
if (!*s)
|
|
return;
|
|
*o++ = *s++;
|
|
}
|
|
*o = 0;
|
|
|
|
//OJKNOTE: static analysis pointed out pkey may not be null-terminated
|
|
if (!strcmp (key, pkey) )
|
|
{
|
|
memmove(start, s, strlen(s) + 1); // remove this part
|
|
return;
|
|
}
|
|
|
|
if (!*s)
|
|
return;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
==================
|
|
Info_Validate
|
|
|
|
Some characters are illegal in info strings because they
|
|
can mess up the server's parsing
|
|
==================
|
|
*/
|
|
qboolean Info_Validate( const char *s ) {
|
|
if ( strchr( s, '\"' ) ) {
|
|
return qfalse;
|
|
}
|
|
if ( strchr( s, ';' ) ) {
|
|
return qfalse;
|
|
}
|
|
return qtrue;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
Info_SetValueForKey
|
|
|
|
Changes or adds a key/value pair
|
|
==================
|
|
*/
|
|
void Info_SetValueForKey( char *s, const char *key, const char *value ) {
|
|
char newi[MAX_INFO_STRING];
|
|
const char* blacklist = "\\;\"";
|
|
|
|
if ( strlen( s ) >= MAX_INFO_STRING ) {
|
|
Com_Error( ERR_DROP, "Info_SetValueForKey: oversize infostring" );
|
|
}
|
|
|
|
for(; *blacklist; ++blacklist)
|
|
{
|
|
if (strchr (key, *blacklist) || strchr (value, *blacklist))
|
|
{
|
|
Com_Printf (S_COLOR_YELLOW "Can't use keys or values with a '%c': %s = %s\n", *blacklist, key, value);
|
|
return;
|
|
}
|
|
}
|
|
|
|
Info_RemoveKey (s, key);
|
|
if (!value || !strlen(value))
|
|
return;
|
|
|
|
Com_sprintf (newi, sizeof(newi), "\\%s\\%s", key, value);
|
|
|
|
if (strlen(newi) + strlen(s) >= MAX_INFO_STRING)
|
|
{
|
|
Com_Printf ("Info string length exceeded\n");
|
|
return;
|
|
}
|
|
|
|
strcat (newi, s);
|
|
strcpy (s, newi);
|
|
}
|
|
|
|
/*
|
|
==================
|
|
Com_CharIsOneOfCharset
|
|
==================
|
|
*/
|
|
static qboolean Com_CharIsOneOfCharset( char c, char *set ) {
|
|
size_t i;
|
|
|
|
for ( i=0; i<strlen( set ); i++ ) {
|
|
if ( set[i] == c )
|
|
return qtrue;
|
|
}
|
|
|
|
return qfalse;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
Com_SkipCharset
|
|
==================
|
|
*/
|
|
char *Com_SkipCharset( char *s, char *sep ) {
|
|
char *p = s;
|
|
|
|
while ( p ) {
|
|
if ( Com_CharIsOneOfCharset( *p, sep ) )
|
|
p++;
|
|
else
|
|
break;
|
|
}
|
|
|
|
return p;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
Com_SkipTokens
|
|
==================
|
|
*/
|
|
char *Com_SkipTokens( char *s, int numTokens, char *sep ) {
|
|
int sepCount = 0;
|
|
char *p = s;
|
|
|
|
while ( sepCount < numTokens ) {
|
|
if ( Com_CharIsOneOfCharset( *p++, sep ) ) {
|
|
sepCount++;
|
|
while ( Com_CharIsOneOfCharset( *p, sep ) )
|
|
p++;
|
|
}
|
|
else if ( *p == '\0' )
|
|
break;
|
|
}
|
|
|
|
if ( sepCount == numTokens )
|
|
return p;
|
|
else
|
|
return s;
|
|
}
|
|
|
|
|
|
/*
|
|
========================================================================
|
|
|
|
String ID Tables
|
|
|
|
========================================================================
|
|
*/
|
|
|
|
|
|
/*
|
|
-------------------------
|
|
GetIDForString
|
|
-------------------------
|
|
*/
|
|
|
|
int GetIDForString ( const stringID_table_t *table, const char *string )
|
|
{
|
|
int index = 0;
|
|
|
|
while ( VALIDSTRING( table[index].name ) )
|
|
{
|
|
if ( !Q_stricmp( table[index].name, string ) )
|
|
return table[index].id;
|
|
|
|
index++;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
-------------------------
|
|
GetStringForID
|
|
-------------------------
|
|
*/
|
|
|
|
const char *GetStringForID( const stringID_table_t *table, int id )
|
|
{
|
|
int index = 0;
|
|
|
|
while ( VALIDSTRING( table[index].name ) )
|
|
{
|
|
if ( table[index].id == id )
|
|
return table[index].name;
|
|
|
|
index++;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
qboolean Q_InBitflags( const uint32_t *bits, int index, uint32_t bitsPerByte ) {
|
|
return ( bits[index / bitsPerByte] & (1 << (index % bitsPerByte)) ) ? qtrue : qfalse;
|
|
}
|
|
|
|
void Q_AddToBitflags( uint32_t *bits, int index, uint32_t bitsPerByte ) {
|
|
bits[index / bitsPerByte] |= (1 << (index % bitsPerByte));
|
|
}
|
|
|
|
void Q_RemoveFromBitflags( uint32_t *bits, int index, uint32_t bitsPerByte ) {
|
|
bits[index / bitsPerByte] &= ~(1 << (index % bitsPerByte));
|
|
}
|
|
|
|
void *Q_LinearSearch( const void *key, const void *ptr, size_t count,
|
|
size_t size, cmpFunc_t cmp )
|
|
{
|
|
size_t i;
|
|
for ( i = 0; i < count; i++ )
|
|
{
|
|
if ( cmp( key, ptr ) == 0 ) return (void *)ptr;
|
|
ptr = (const char *)ptr + size;
|
|
}
|
|
return NULL;
|
|
} |