mirror of
https://github.com/blendogames/quadrilateralcowboy.git
synced 2024-11-22 12:11:30 +00:00
1365 lines
25 KiB
C++
1365 lines
25 KiB
C++
/*
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===========================================================================
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Doom 3 GPL Source Code
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Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
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Doom 3 Source Code is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Doom 3 Source Code 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 Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
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If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
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===========================================================================
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*/
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#include "../idlib/precompiled.h"
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#pragma hdrstop
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#include "Unzip.h"
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#define MAX_PRINT_MSG 4096
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/*
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=================
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FS_WriteFloatString
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=================
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*/
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int FS_WriteFloatString( char *buf, const char *fmt, va_list argPtr ) {
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int i;
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unsigned int u;
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double f;
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char *str;
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int index;
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idStr tmp, format;
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index = 0;
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while( *fmt ) {
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switch( *fmt ) {
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case '%':
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format = "";
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format += *fmt++;
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while ( (*fmt >= '0' && *fmt <= '9') ||
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*fmt == '.' || *fmt == '-' || *fmt == '+' || *fmt == '#') {
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format += *fmt++;
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}
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format += *fmt;
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switch( *fmt ) {
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case 'f':
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case 'e':
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case 'E':
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case 'g':
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case 'G':
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f = va_arg( argPtr, double );
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if ( format.Length() <= 2 ) {
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// high precision floating point number without trailing zeros
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sprintf( tmp, "%1.10f", f );
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tmp.StripTrailing( '0' );
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tmp.StripTrailing( '.' );
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index += sprintf( buf+index, "%s", tmp.c_str() );
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}
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else {
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index += sprintf( buf+index, format.c_str(), f );
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}
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break;
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case 'd':
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case 'i':
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i = va_arg( argPtr, int );
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index += sprintf( buf+index, format.c_str(), i );
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break;
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case 'u':
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u = va_arg( argPtr, unsigned int );
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index += sprintf( buf+index, format.c_str(), u );
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break;
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case 'o':
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u = va_arg( argPtr, unsigned int );
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index += sprintf( buf+index, format.c_str(), u );
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break;
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case 'x':
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u = va_arg( argPtr, unsigned int );
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index += sprintf( buf+index, format.c_str(), u );
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break;
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case 'X':
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u = va_arg( argPtr, unsigned int );
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index += sprintf( buf+index, format.c_str(), u );
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break;
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case 'c':
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i = va_arg( argPtr, int );
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index += sprintf( buf+index, format.c_str(), (char) i );
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break;
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case 's':
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str = va_arg( argPtr, char * );
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index += sprintf( buf+index, format.c_str(), str );
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break;
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case '%':
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index += sprintf( buf+index, format.c_str() );
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break;
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default:
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common->Error( "FS_WriteFloatString: invalid format %s", format.c_str() );
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break;
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}
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fmt++;
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break;
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case '\\':
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fmt++;
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switch( *fmt ) {
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case 't':
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index += sprintf( buf+index, "\t" );
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break;
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case 'v':
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index += sprintf( buf+index, "\v" );
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break;
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case 'n':
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index += sprintf( buf+index, "\n" );
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break;
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case '\\':
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index += sprintf( buf+index, "\\" );
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break;
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default:
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common->Error( "FS_WriteFloatString: unknown escape character \'%c\'", *fmt );
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break;
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}
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fmt++;
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break;
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default:
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index += sprintf( buf+index, "%c", *fmt );
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fmt++;
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break;
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}
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}
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return index;
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}
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/*
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=================================================================================
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idFile
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=================================================================================
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*/
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/*
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=================
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idFile::GetName
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=================
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*/
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const char *idFile::GetName( void ) {
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return "";
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}
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/*
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=================
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idFile::GetFullPath
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=================
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*/
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const char *idFile::GetFullPath( void ) {
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return "";
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}
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/*
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=================
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idFile::Read
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=================
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*/
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int idFile::Read( void *buffer, int len ) {
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common->FatalError( "idFile::Read: cannot read from idFile" );
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return 0;
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}
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/*
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=================
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idFile::Write
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=================
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*/
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int idFile::Write( const void *buffer, int len ) {
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common->FatalError( "idFile::Write: cannot write to idFile" );
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return 0;
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}
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/*
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=================
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idFile::Length
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=================
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*/
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int idFile::Length( void ) {
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return 0;
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}
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/*
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=================
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idFile::Timestamp
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=================
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*/
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ID_TIME_T idFile::Timestamp( void ) {
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return 0;
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}
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/*
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=================
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idFile::Tell
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=================
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*/
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int idFile::Tell( void ) {
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return 0;
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}
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/*
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=================
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idFile::ForceFlush
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=================
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*/
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void idFile::ForceFlush( void ) {
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}
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/*
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=================
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idFile::Flush
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=================
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*/
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void idFile::Flush( void ) {
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}
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/*
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=================
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idFile::Seek
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=================
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*/
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int idFile::Seek( long offset, fsOrigin_t origin ) {
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return -1;
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}
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/*
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=================
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idFile::Rewind
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=================
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*/
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void idFile::Rewind( void ) {
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Seek( 0, FS_SEEK_SET );
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}
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/*
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=================
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idFile::Printf
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=================
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*/
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int idFile::Printf( const char *fmt, ... ) {
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char buf[MAX_PRINT_MSG];
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int length;
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va_list argptr;
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va_start( argptr, fmt );
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length = idStr::vsnPrintf( buf, MAX_PRINT_MSG-1, fmt, argptr );
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va_end( argptr );
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// so notepad formats the lines correctly
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idStr work( buf );
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work.Replace( "\n", "\r\n" );
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return Write( work.c_str(), work.Length() );
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}
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/*
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=================
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idFile::VPrintf
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=================
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*/
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int idFile::VPrintf( const char *fmt, va_list args ) {
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char buf[MAX_PRINT_MSG];
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int length;
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length = idStr::vsnPrintf( buf, MAX_PRINT_MSG-1, fmt, args );
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return Write( buf, length );
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}
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/*
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=================
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idFile::WriteFloatString
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=================
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*/
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int idFile::WriteFloatString( const char *fmt, ... ) {
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char buf[MAX_PRINT_MSG];
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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 = FS_WriteFloatString( buf, fmt, argPtr );
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va_end( argPtr );
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return Write( buf, len );
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}
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/*
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=================
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idFile::ReadInt
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=================
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*/
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int idFile::ReadInt( int &value ) {
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int result = Read( &value, sizeof( value ) );
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value = LittleLong(value);
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return result;
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}
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/*
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=================
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idFile::ReadUnsignedInt
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=================
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*/
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int idFile::ReadUnsignedInt( unsigned int &value ) {
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int result = Read( &value, sizeof( value ) );
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value = LittleLong(value);
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return result;
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}
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/*
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=================
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idFile::ReadShort
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=================
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*/
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int idFile::ReadShort( short &value ) {
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int result = Read( &value, sizeof( value ) );
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value = LittleShort(value);
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return result;
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}
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/*
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=================
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idFile::ReadUnsignedShort
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=================
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*/
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int idFile::ReadUnsignedShort( unsigned short &value ) {
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int result = Read( &value, sizeof( value ) );
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value = LittleShort(value);
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return result;
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}
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/*
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=================
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idFile::ReadChar
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=================
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*/
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int idFile::ReadChar( char &value ) {
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return Read( &value, sizeof( value ) );
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}
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/*
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=================
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idFile::ReadUnsignedChar
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=================
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*/
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int idFile::ReadUnsignedChar( unsigned char &value ) {
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return Read( &value, sizeof( value ) );
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}
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/*
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=================
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idFile::ReadFloat
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=================
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*/
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int idFile::ReadFloat( float &value ) {
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int result = Read( &value, sizeof( value ) );
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value = LittleFloat(value);
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return result;
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}
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/*
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=================
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idFile::ReadBool
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=================
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*/
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int idFile::ReadBool( bool &value ) {
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unsigned char c;
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int result = ReadUnsignedChar( c );
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value = c ? true : false;
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return result;
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}
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/*
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=================
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idFile::ReadString
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=================
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*/
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int idFile::ReadString( idStr &string ) {
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int len;
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int result = 0;
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ReadInt( len );
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if ( len >= 0 ) {
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string.Fill( ' ', len );
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result = Read( &string[ 0 ], len );
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}
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return result;
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}
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/*
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=================
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idFile::ReadVec2
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=================
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*/
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int idFile::ReadVec2( idVec2 &vec ) {
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int result = Read( &vec, sizeof( vec ) );
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LittleRevBytes( &vec, sizeof(float), sizeof(vec)/sizeof(float) );
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return result;
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}
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/*
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=================
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idFile::ReadVec3
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=================
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*/
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int idFile::ReadVec3( idVec3 &vec ) {
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int result = Read( &vec, sizeof( vec ) );
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LittleRevBytes( &vec, sizeof(float), sizeof(vec)/sizeof(float) );
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return result;
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}
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/*
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=================
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idFile::ReadVec4
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=================
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*/
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int idFile::ReadVec4( idVec4 &vec ) {
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int result = Read( &vec, sizeof( vec ) );
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LittleRevBytes( &vec, sizeof(float), sizeof(vec)/sizeof(float) );
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return result;
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}
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/*
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=================
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idFile::ReadVec6
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=================
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*/
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int idFile::ReadVec6( idVec6 &vec ) {
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int result = Read( &vec, sizeof( vec ) );
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LittleRevBytes( &vec, sizeof(float), sizeof(vec)/sizeof(float) );
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return result;
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}
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/*
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=================
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idFile::ReadMat3
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=================
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*/
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int idFile::ReadMat3( idMat3 &mat ) {
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int result = Read( &mat, sizeof( mat ) );
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LittleRevBytes( &mat, sizeof(float), sizeof(mat)/sizeof(float) );
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return result;
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}
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/*
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=================
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idFile::WriteInt
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=================
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*/
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int idFile::WriteInt( const int value ) {
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int v = LittleLong(value);
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return Write( &v, sizeof( v ) );
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}
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/*
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=================
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idFile::WriteUnsignedInt
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=================
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*/
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int idFile::WriteUnsignedInt( const unsigned int value ) {
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unsigned int v = LittleLong(value);
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return Write( &v, sizeof( v ) );
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}
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/*
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=================
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idFile::WriteShort
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=================
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*/
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int idFile::WriteShort( const short value ) {
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short v = LittleShort(value);
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return Write( &v, sizeof( v ) );
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}
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/*
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=================
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idFile::WriteUnsignedShort
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=================
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*/
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int idFile::WriteUnsignedShort( const unsigned short value ) {
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unsigned short v = LittleShort(value);
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return Write( &v, sizeof( v ) );
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}
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/*
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=================
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idFile::WriteChar
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=================
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*/
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int idFile::WriteChar( const char value ) {
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return Write( &value, sizeof( value ) );
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}
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|
/*
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=================
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|
idFile::WriteUnsignedChar
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=================
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*/
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int idFile::WriteUnsignedChar( const unsigned char value ) {
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return Write( &value, sizeof( value ) );
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}
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|
|
/*
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|
=================
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|
idFile::WriteFloat
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=================
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|
*/
|
|
int idFile::WriteFloat( const float value ) {
|
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float v = LittleFloat(value);
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return Write( &v, sizeof( v ) );
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}
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|
|
/*
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|
=================
|
|
idFile::WriteBool
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|
=================
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*/
|
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int idFile::WriteBool( const bool value ) {
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|
unsigned char c = value;
|
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return WriteUnsignedChar( c );
|
|
}
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|
|
|
/*
|
|
=================
|
|
idFile::WriteString
|
|
=================
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|
*/
|
|
int idFile::WriteString( const char *value ) {
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|
int len;
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len = strlen( value );
|
|
WriteInt( len );
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|
return Write( value, len );
|
|
}
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|
|
|
/*
|
|
=================
|
|
idFile::WriteVec2
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|
=================
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|
*/
|
|
int idFile::WriteVec2( const idVec2 &vec ) {
|
|
idVec2 v = vec;
|
|
LittleRevBytes( &v, sizeof(float), sizeof(v)/sizeof(float) );
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|
return Write( &v, sizeof( v ) );
|
|
}
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|
|
|
/*
|
|
=================
|
|
idFile::WriteVec3
|
|
=================
|
|
*/
|
|
int idFile::WriteVec3( const idVec3 &vec ) {
|
|
idVec3 v = vec;
|
|
LittleRevBytes( &v, sizeof(float), sizeof(v)/sizeof(float) );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteVec4
|
|
=================
|
|
*/
|
|
int idFile::WriteVec4( const idVec4 &vec ) {
|
|
idVec4 v = vec;
|
|
LittleRevBytes( &v, sizeof(float), sizeof(v)/sizeof(float) );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteVec6
|
|
=================
|
|
*/
|
|
int idFile::WriteVec6( const idVec6 &vec ) {
|
|
idVec6 v = vec;
|
|
LittleRevBytes( &v, sizeof(float), sizeof(v)/sizeof(float) );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteMat3
|
|
=================
|
|
*/
|
|
int idFile::WriteMat3( const idMat3 &mat ) {
|
|
idMat3 v = mat;
|
|
LittleRevBytes(&v, sizeof(float), sizeof(v)/sizeof(float) );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================================================================================
|
|
|
|
idFile_Memory
|
|
|
|
=================================================================================
|
|
*/
|
|
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::idFile_Memory
|
|
=================
|
|
*/
|
|
idFile_Memory::idFile_Memory( void ) {
|
|
name = "*unknown*";
|
|
maxSize = 0;
|
|
fileSize = 0;
|
|
allocated = 0;
|
|
granularity = 16384;
|
|
|
|
mode = ( 1 << FS_WRITE );
|
|
filePtr = NULL;
|
|
curPtr = NULL;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::idFile_Memory
|
|
=================
|
|
*/
|
|
idFile_Memory::idFile_Memory( const char *name ) {
|
|
this->name = name;
|
|
maxSize = 0;
|
|
fileSize = 0;
|
|
allocated = 0;
|
|
granularity = 16384;
|
|
|
|
mode = ( 1 << FS_WRITE );
|
|
filePtr = NULL;
|
|
curPtr = NULL;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::idFile_Memory
|
|
=================
|
|
*/
|
|
idFile_Memory::idFile_Memory( const char *name, char *data, int length ) {
|
|
this->name = name;
|
|
maxSize = length;
|
|
fileSize = 0;
|
|
allocated = length;
|
|
granularity = 16384;
|
|
|
|
mode = ( 1 << FS_WRITE );
|
|
filePtr = data;
|
|
curPtr = data;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::idFile_Memory
|
|
=================
|
|
*/
|
|
idFile_Memory::idFile_Memory( const char *name, const char *data, int length ) {
|
|
this->name = name;
|
|
maxSize = 0;
|
|
fileSize = length;
|
|
allocated = 0;
|
|
granularity = 16384;
|
|
|
|
mode = ( 1 << FS_READ );
|
|
filePtr = const_cast<char *>(data);
|
|
curPtr = const_cast<char *>(data);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::~idFile_Memory
|
|
=================
|
|
*/
|
|
idFile_Memory::~idFile_Memory( void ) {
|
|
if ( filePtr && allocated > 0 && maxSize == 0 ) {
|
|
Mem_Free( filePtr );
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Read
|
|
=================
|
|
*/
|
|
int idFile_Memory::Read( void *buffer, int len ) {
|
|
|
|
if ( !( mode & ( 1 << FS_READ ) ) ) {
|
|
common->FatalError( "idFile_Memory::Read: %s not opened in read mode", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
if ( curPtr + len > filePtr + fileSize ) {
|
|
len = filePtr + fileSize - curPtr;
|
|
}
|
|
memcpy( buffer, curPtr, len );
|
|
curPtr += len;
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Write
|
|
=================
|
|
*/
|
|
int idFile_Memory::Write( const void *buffer, int len ) {
|
|
|
|
if ( !( mode & ( 1 << FS_WRITE ) ) ) {
|
|
common->FatalError( "idFile_Memory::Write: %s not opened in write mode", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
int alloc = curPtr + len + 1 - filePtr - allocated; // need room for len+1
|
|
if ( alloc > 0 ) {
|
|
if ( maxSize != 0 ) {
|
|
common->Error( "idFile_Memory::Write: exceeded maximum size %d", maxSize );
|
|
return 0;
|
|
}
|
|
int extra = granularity * ( 1 + alloc / granularity );
|
|
char *newPtr = (char *) Mem_Alloc( allocated + extra );
|
|
if ( allocated ) {
|
|
memcpy( newPtr, filePtr, allocated );
|
|
}
|
|
allocated += extra;
|
|
curPtr = newPtr + ( curPtr - filePtr );
|
|
if ( filePtr ) {
|
|
Mem_Free( filePtr );
|
|
}
|
|
filePtr = newPtr;
|
|
}
|
|
memcpy( curPtr, buffer, len );
|
|
curPtr += len;
|
|
fileSize += len;
|
|
filePtr[ fileSize ] = 0; // len + 1
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Length
|
|
=================
|
|
*/
|
|
int idFile_Memory::Length( void ) {
|
|
return fileSize;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Timestamp
|
|
=================
|
|
*/
|
|
ID_TIME_T idFile_Memory::Timestamp( void ) {
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Tell
|
|
=================
|
|
*/
|
|
int idFile_Memory::Tell( void ) {
|
|
return ( curPtr - filePtr );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::ForceFlush
|
|
=================
|
|
*/
|
|
void idFile_Memory::ForceFlush( void ) {
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Flush
|
|
=================
|
|
*/
|
|
void idFile_Memory::Flush( void ) {
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Seek
|
|
|
|
returns zero on success and -1 on failure
|
|
=================
|
|
*/
|
|
int idFile_Memory::Seek( long offset, fsOrigin_t origin ) {
|
|
|
|
switch( origin ) {
|
|
case FS_SEEK_CUR: {
|
|
curPtr += offset;
|
|
break;
|
|
}
|
|
case FS_SEEK_END: {
|
|
curPtr = filePtr + fileSize - offset;
|
|
break;
|
|
}
|
|
case FS_SEEK_SET: {
|
|
curPtr = filePtr + offset;
|
|
break;
|
|
}
|
|
default: {
|
|
common->FatalError( "idFile_Memory::Seek: bad origin for %s\n", name.c_str() );
|
|
return -1;
|
|
}
|
|
}
|
|
if ( curPtr < filePtr ) {
|
|
curPtr = filePtr;
|
|
return -1;
|
|
}
|
|
if ( curPtr > filePtr + fileSize ) {
|
|
curPtr = filePtr + fileSize;
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::MakeReadOnly
|
|
=================
|
|
*/
|
|
void idFile_Memory::MakeReadOnly( void ) {
|
|
mode = ( 1 << FS_READ );
|
|
Rewind();
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Clear
|
|
=================
|
|
*/
|
|
void idFile_Memory::Clear( bool freeMemory ) {
|
|
fileSize = 0;
|
|
granularity = 16384;
|
|
if ( freeMemory ) {
|
|
allocated = 0;
|
|
Mem_Free( filePtr );
|
|
filePtr = NULL;
|
|
curPtr = NULL;
|
|
} else {
|
|
curPtr = filePtr;
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::SetData
|
|
=================
|
|
*/
|
|
void idFile_Memory::SetData( const char *data, int length ) {
|
|
maxSize = 0;
|
|
fileSize = length;
|
|
allocated = 0;
|
|
granularity = 16384;
|
|
|
|
mode = ( 1 << FS_READ );
|
|
filePtr = const_cast<char *>(data);
|
|
curPtr = const_cast<char *>(data);
|
|
}
|
|
|
|
|
|
/*
|
|
=================================================================================
|
|
|
|
idFile_BitMsg
|
|
|
|
=================================================================================
|
|
*/
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::idFile_BitMsg
|
|
=================
|
|
*/
|
|
idFile_BitMsg::idFile_BitMsg( idBitMsg &msg ) {
|
|
name = "*unknown*";
|
|
mode = ( 1 << FS_WRITE );
|
|
this->msg = &msg;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::idFile_BitMsg
|
|
=================
|
|
*/
|
|
idFile_BitMsg::idFile_BitMsg( const idBitMsg &msg ) {
|
|
name = "*unknown*";
|
|
mode = ( 1 << FS_READ );
|
|
this->msg = const_cast<idBitMsg *>(&msg);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::~idFile_BitMsg
|
|
=================
|
|
*/
|
|
idFile_BitMsg::~idFile_BitMsg( void ) {
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Read
|
|
=================
|
|
*/
|
|
int idFile_BitMsg::Read( void *buffer, int len ) {
|
|
|
|
if ( !( mode & ( 1 << FS_READ ) ) ) {
|
|
common->FatalError( "idFile_BitMsg::Read: %s not opened in read mode", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
return msg->ReadData( buffer, len );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Write
|
|
=================
|
|
*/
|
|
int idFile_BitMsg::Write( const void *buffer, int len ) {
|
|
|
|
if ( !( mode & ( 1 << FS_WRITE ) ) ) {
|
|
common->FatalError( "idFile_Memory::Write: %s not opened in write mode", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
msg->WriteData( buffer, len );
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Length
|
|
=================
|
|
*/
|
|
int idFile_BitMsg::Length( void ) {
|
|
return msg->GetSize();
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Timestamp
|
|
=================
|
|
*/
|
|
ID_TIME_T idFile_BitMsg::Timestamp( void ) {
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Tell
|
|
=================
|
|
*/
|
|
int idFile_BitMsg::Tell( void ) {
|
|
if ( mode & FS_READ ) {
|
|
return msg->GetReadCount();
|
|
} else {
|
|
return msg->GetSize();
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::ForceFlush
|
|
=================
|
|
*/
|
|
void idFile_BitMsg::ForceFlush( void ) {
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Flush
|
|
=================
|
|
*/
|
|
void idFile_BitMsg::Flush( void ) {
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Seek
|
|
|
|
returns zero on success and -1 on failure
|
|
=================
|
|
*/
|
|
int idFile_BitMsg::Seek( long offset, fsOrigin_t origin ) {
|
|
return -1;
|
|
}
|
|
|
|
|
|
/*
|
|
=================================================================================
|
|
|
|
idFile_Permanent
|
|
|
|
=================================================================================
|
|
*/
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::idFile_Permanent
|
|
=================
|
|
*/
|
|
idFile_Permanent::idFile_Permanent( void ) {
|
|
name = "invalid";
|
|
o = NULL;
|
|
mode = 0;
|
|
fileSize = 0;
|
|
handleSync = false;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::~idFile_Permanent
|
|
=================
|
|
*/
|
|
idFile_Permanent::~idFile_Permanent( void ) {
|
|
if ( o ) {
|
|
fclose( o );
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Read
|
|
|
|
Properly handles partial reads
|
|
=================
|
|
*/
|
|
int idFile_Permanent::Read( void *buffer, int len ) {
|
|
int block, remaining;
|
|
int read;
|
|
byte * buf;
|
|
int tries;
|
|
|
|
if ( !(mode & ( 1 << FS_READ ) ) ) {
|
|
common->FatalError( "idFile_Permanent::Read: %s not opened in read mode", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
if ( !o ) {
|
|
return 0;
|
|
}
|
|
|
|
buf = (byte *)buffer;
|
|
|
|
remaining = len;
|
|
tries = 0;
|
|
while( remaining ) {
|
|
block = remaining;
|
|
read = fread( buf, 1, block, o );
|
|
if ( read == 0 ) {
|
|
// we might have been trying to read from a CD, which
|
|
// sometimes returns a 0 read on windows
|
|
if ( !tries ) {
|
|
tries = 1;
|
|
}
|
|
else {
|
|
fileSystem->AddToReadCount( len - remaining );
|
|
return len-remaining;
|
|
}
|
|
}
|
|
|
|
if ( read == -1 ) {
|
|
common->FatalError( "idFile_Permanent::Read: -1 bytes read from %s", name.c_str() );
|
|
}
|
|
|
|
remaining -= read;
|
|
buf += read;
|
|
}
|
|
fileSystem->AddToReadCount( len );
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Write
|
|
|
|
Properly handles partial writes
|
|
=================
|
|
*/
|
|
int idFile_Permanent::Write( const void *buffer, int len ) {
|
|
int block, remaining;
|
|
int written;
|
|
byte * buf;
|
|
int tries;
|
|
|
|
if ( !( mode & ( 1 << FS_WRITE ) ) ) {
|
|
common->FatalError( "idFile_Permanent::Write: %s not opened in write mode", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
if ( !o ) {
|
|
return 0;
|
|
}
|
|
|
|
buf = (byte *)buffer;
|
|
|
|
remaining = len;
|
|
tries = 0;
|
|
while( remaining ) {
|
|
block = remaining;
|
|
written = fwrite( buf, 1, block, o );
|
|
if ( written == 0 ) {
|
|
if ( !tries ) {
|
|
tries = 1;
|
|
}
|
|
else {
|
|
common->Printf( "idFile_Permanent::Write: 0 bytes written to %s\n", name.c_str() );
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
if ( written == -1 ) {
|
|
common->Printf( "idFile_Permanent::Write: -1 bytes written to %s\n", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
remaining -= written;
|
|
buf += written;
|
|
fileSize += written;
|
|
}
|
|
if ( handleSync ) {
|
|
fflush( o );
|
|
}
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::ForceFlush
|
|
=================
|
|
*/
|
|
void idFile_Permanent::ForceFlush( void ) {
|
|
setvbuf( o, NULL, _IONBF, 0 );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Flush
|
|
=================
|
|
*/
|
|
void idFile_Permanent::Flush( void ) {
|
|
fflush( o );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Tell
|
|
=================
|
|
*/
|
|
int idFile_Permanent::Tell( void ) {
|
|
return ftell( o );
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_Permanent::Length
|
|
================
|
|
*/
|
|
int idFile_Permanent::Length( void ) {
|
|
return fileSize;
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_Permanent::Timestamp
|
|
================
|
|
*/
|
|
ID_TIME_T idFile_Permanent::Timestamp( void ) {
|
|
return Sys_FileTimeStamp( o );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Seek
|
|
|
|
returns zero on success and -1 on failure
|
|
=================
|
|
*/
|
|
int idFile_Permanent::Seek( long offset, fsOrigin_t origin ) {
|
|
int _origin;
|
|
|
|
switch( origin ) {
|
|
case FS_SEEK_CUR: {
|
|
_origin = SEEK_CUR;
|
|
break;
|
|
}
|
|
case FS_SEEK_END: {
|
|
_origin = SEEK_END;
|
|
break;
|
|
}
|
|
case FS_SEEK_SET: {
|
|
_origin = SEEK_SET;
|
|
break;
|
|
}
|
|
default: {
|
|
_origin = SEEK_CUR;
|
|
common->FatalError( "idFile_Permanent::Seek: bad origin for %s\n", name.c_str() );
|
|
break;
|
|
}
|
|
}
|
|
|
|
return fseek( o, offset, _origin );
|
|
}
|
|
|
|
|
|
/*
|
|
=================================================================================
|
|
|
|
idFile_InZip
|
|
|
|
=================================================================================
|
|
*/
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::idFile_InZip
|
|
=================
|
|
*/
|
|
idFile_InZip::idFile_InZip( void ) {
|
|
name = "invalid";
|
|
zipFilePos = 0;
|
|
fileSize = 0;
|
|
memset( &z, 0, sizeof( z ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::~idFile_InZip
|
|
=================
|
|
*/
|
|
idFile_InZip::~idFile_InZip( void ) {
|
|
unzCloseCurrentFile( z );
|
|
unzClose( z );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::Read
|
|
|
|
Properly handles partial reads
|
|
=================
|
|
*/
|
|
int idFile_InZip::Read( void *buffer, int len ) {
|
|
int l = unzReadCurrentFile( z, buffer, len );
|
|
fileSystem->AddToReadCount( l );
|
|
return l;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::Write
|
|
=================
|
|
*/
|
|
int idFile_InZip::Write( const void *buffer, int len ) {
|
|
common->FatalError( "idFile_InZip::Write: cannot write to the zipped file %s", name.c_str() );
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::ForceFlush
|
|
=================
|
|
*/
|
|
void idFile_InZip::ForceFlush( void ) {
|
|
common->FatalError( "idFile_InZip::ForceFlush: cannot flush the zipped file %s", name.c_str() );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::Flush
|
|
=================
|
|
*/
|
|
void idFile_InZip::Flush( void ) {
|
|
common->FatalError( "idFile_InZip::Flush: cannot flush the zipped file %s", name.c_str() );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::Tell
|
|
=================
|
|
*/
|
|
int idFile_InZip::Tell( void ) {
|
|
return unztell( z );
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_InZip::Length
|
|
================
|
|
*/
|
|
int idFile_InZip::Length( void ) {
|
|
return fileSize;
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_InZip::Timestamp
|
|
================
|
|
*/
|
|
ID_TIME_T idFile_InZip::Timestamp( void ) {
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::Seek
|
|
|
|
returns zero on success and -1 on failure
|
|
=================
|
|
*/
|
|
#define ZIP_SEEK_BUF_SIZE (1<<15)
|
|
|
|
int idFile_InZip::Seek( long offset, fsOrigin_t origin ) {
|
|
int res, i;
|
|
char *buf;
|
|
|
|
switch( origin ) {
|
|
case FS_SEEK_END: {
|
|
offset = fileSize - offset;
|
|
}
|
|
case FS_SEEK_SET: {
|
|
// set the file position in the zip file (also sets the current file info)
|
|
unzSetCurrentFileInfoPosition( z, zipFilePos );
|
|
unzOpenCurrentFile( z );
|
|
if ( offset <= 0 ) {
|
|
return 0;
|
|
}
|
|
}
|
|
case FS_SEEK_CUR: {
|
|
buf = (char *) _alloca16( ZIP_SEEK_BUF_SIZE );
|
|
for ( i = 0; i < ( offset - ZIP_SEEK_BUF_SIZE ); i += ZIP_SEEK_BUF_SIZE ) {
|
|
res = unzReadCurrentFile( z, buf, ZIP_SEEK_BUF_SIZE );
|
|
if ( res < ZIP_SEEK_BUF_SIZE ) {
|
|
return -1;
|
|
}
|
|
}
|
|
res = i + unzReadCurrentFile( z, buf, offset - i );
|
|
return ( res == offset ) ? 0 : -1;
|
|
}
|
|
default: {
|
|
common->FatalError( "idFile_InZip::Seek: bad origin for %s\n", name.c_str() );
|
|
break;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|