mirror of
https://github.com/id-Software/DOOM-3-BFG.git
synced 2024-12-02 17:02:17 +00:00
2113 lines
37 KiB
C++
2113 lines
37 KiB
C++
/*
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|
===========================================================================
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|
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Doom 3 BFG Edition GPL Source Code
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Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
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Copyright (C) 2012 Robert Beckebans
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This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
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Doom 3 BFG Edition 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 BFG Edition 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 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 BFG Edition 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 BFG Edition 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 "precompiled.h"
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#pragma hdrstop
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#include "Unzip.h"
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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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{
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// DG: replaced long with int for 64bit compatibility in the whole function
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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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{
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switch( *fmt )
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{
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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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{
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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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{
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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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{
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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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{
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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, "%s", 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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{
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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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// DG end
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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() const
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{
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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() const
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{
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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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{
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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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{
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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() const
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{
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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() const
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{
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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() const
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{
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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()
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{
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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()
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{
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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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{
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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()
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{
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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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|
{
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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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|
|
/*
|
|
=================
|
|
idFile::VPrintf
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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];
|
|
int length;
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|
|
|
length = idStr::vsnPrintf( buf, MAX_PRINT_MSG - 1, fmt, args );
|
|
return Write( buf, length );
|
|
}
|
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|
|
/*
|
|
=================
|
|
idFile::WriteFloatString
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|
=================
|
|
*/
|
|
int idFile::WriteFloatString( const char* fmt, ... )
|
|
{
|
|
char buf[MAX_PRINT_MSG];
|
|
int len;
|
|
va_list argPtr;
|
|
|
|
va_start( argPtr, fmt );
|
|
len = FS_WriteFloatString( buf, fmt, argPtr );
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|
va_end( argPtr );
|
|
|
|
return Write( buf, len );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadInt
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|
=================
|
|
*/
|
|
int idFile::ReadInt( int& value )
|
|
{
|
|
int result = Read( &value, sizeof( value ) );
|
|
value = LittleLong( value );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadUnsignedInt
|
|
=================
|
|
*/
|
|
int idFile::ReadUnsignedInt( unsigned int& value )
|
|
{
|
|
int result = Read( &value, sizeof( value ) );
|
|
value = LittleLong( value );
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|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadShort
|
|
=================
|
|
*/
|
|
int idFile::ReadShort( short& value )
|
|
{
|
|
int result = Read( &value, sizeof( value ) );
|
|
value = LittleShort( value );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadUnsignedShort
|
|
=================
|
|
*/
|
|
int idFile::ReadUnsignedShort( unsigned short& value )
|
|
{
|
|
int result = Read( &value, sizeof( value ) );
|
|
value = LittleShort( value );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadChar
|
|
=================
|
|
*/
|
|
int idFile::ReadChar( char& value )
|
|
{
|
|
return Read( &value, sizeof( value ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadUnsignedChar
|
|
=================
|
|
*/
|
|
int idFile::ReadUnsignedChar( unsigned char& value )
|
|
{
|
|
return Read( &value, sizeof( value ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadFloat
|
|
=================
|
|
*/
|
|
int idFile::ReadFloat( float& value )
|
|
{
|
|
int result = Read( &value, sizeof( value ) );
|
|
value = LittleFloat( value );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadBool
|
|
=================
|
|
*/
|
|
int idFile::ReadBool( bool& value )
|
|
{
|
|
unsigned char c;
|
|
int result = ReadUnsignedChar( c );
|
|
value = c ? true : false;
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadString
|
|
=================
|
|
*/
|
|
int idFile::ReadString( idStr& string )
|
|
{
|
|
int len;
|
|
int result = 0;
|
|
|
|
ReadInt( len );
|
|
if( len >= 0 )
|
|
{
|
|
string.Fill( ' ', len );
|
|
result = Read( &string[ 0 ], len );
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadVec2
|
|
=================
|
|
*/
|
|
int idFile::ReadVec2( idVec2& vec )
|
|
{
|
|
int result = Read( &vec, sizeof( vec ) );
|
|
LittleRevBytes( &vec, sizeof( float ), sizeof( vec ) / sizeof( float ) );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadVec3
|
|
=================
|
|
*/
|
|
int idFile::ReadVec3( idVec3& vec )
|
|
{
|
|
int result = Read( &vec, sizeof( vec ) );
|
|
LittleRevBytes( &vec, sizeof( float ), sizeof( vec ) / sizeof( float ) );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadVec4
|
|
=================
|
|
*/
|
|
int idFile::ReadVec4( idVec4& vec )
|
|
{
|
|
int result = Read( &vec, sizeof( vec ) );
|
|
LittleRevBytes( &vec, sizeof( float ), sizeof( vec ) / sizeof( float ) );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadVec6
|
|
=================
|
|
*/
|
|
int idFile::ReadVec6( idVec6& vec )
|
|
{
|
|
int result = Read( &vec, sizeof( vec ) );
|
|
LittleRevBytes( &vec, sizeof( float ), sizeof( vec ) / sizeof( float ) );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::ReadMat3
|
|
=================
|
|
*/
|
|
int idFile::ReadMat3( idMat3& mat )
|
|
{
|
|
int result = Read( &mat, sizeof( mat ) );
|
|
LittleRevBytes( &mat, sizeof( float ), sizeof( mat ) / sizeof( float ) );
|
|
return result;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteInt
|
|
=================
|
|
*/
|
|
int idFile::WriteInt( const int value )
|
|
{
|
|
int v = LittleLong( value );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteUnsignedInt
|
|
=================
|
|
*/
|
|
int idFile::WriteUnsignedInt( const unsigned int value )
|
|
{
|
|
unsigned int v = LittleLong( value );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteShort
|
|
=================
|
|
*/
|
|
int idFile::WriteShort( const short value )
|
|
{
|
|
short v = LittleShort( value );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteUnsignedShort
|
|
=================
|
|
*/
|
|
int idFile::WriteUnsignedShort( const unsigned short value )
|
|
{
|
|
unsigned short v = LittleShort( value );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteChar
|
|
=================
|
|
*/
|
|
int idFile::WriteChar( const char value )
|
|
{
|
|
return Write( &value, sizeof( value ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteUnsignedChar
|
|
=================
|
|
*/
|
|
int idFile::WriteUnsignedChar( const unsigned char value )
|
|
{
|
|
return Write( &value, sizeof( value ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteFloat
|
|
=================
|
|
*/
|
|
int idFile::WriteFloat( const float value )
|
|
{
|
|
float v = LittleFloat( value );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteBool
|
|
=================
|
|
*/
|
|
int idFile::WriteBool( const bool value )
|
|
{
|
|
unsigned char c = value;
|
|
return WriteUnsignedChar( c );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteString
|
|
=================
|
|
*/
|
|
int idFile::WriteString( const char* value )
|
|
{
|
|
int len = strlen( value );
|
|
WriteInt( len );
|
|
return Write( value, len );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile::WriteVec2
|
|
=================
|
|
*/
|
|
int idFile::WriteVec2( const idVec2& vec )
|
|
{
|
|
idVec2 v = vec;
|
|
LittleRevBytes( &v, sizeof( float ), sizeof( v ) / sizeof( float ) );
|
|
return Write( &v, sizeof( v ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
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()
|
|
{
|
|
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::TakeDataOwnership
|
|
|
|
this also makes the file read only
|
|
=================
|
|
*/
|
|
void idFile_Memory::TakeDataOwnership()
|
|
{
|
|
if( filePtr != NULL && fileSize > 0 )
|
|
{
|
|
maxSize = 0;
|
|
mode = ( 1 << FS_READ );
|
|
allocated = fileSize;
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::~idFile_Memory
|
|
=================
|
|
*/
|
|
idFile_Memory::~idFile_Memory()
|
|
{
|
|
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;
|
|
}
|
|
|
|
idCVar memcpyImpl( "memcpyImpl", "0", 0, "Which implementation of memcpy to use for idFile_Memory::Write() [0/1 - standard (1 eliminates branch misprediction), 2 - auto-vectorized]" );
|
|
void* memcpy2( void* __restrict b, const void* __restrict a, size_t n )
|
|
{
|
|
char* s1 = ( char* )b;
|
|
const char* s2 = ( const char* )a;
|
|
for( ; 0 < n; --n )
|
|
{
|
|
*s1++ = *s2++;
|
|
}
|
|
return b;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Write
|
|
=================
|
|
*/
|
|
idHashTableT< int, int > histogram;
|
|
CONSOLE_COMMAND( outputHistogram, "", 0 )
|
|
{
|
|
for( int i = 0; i < histogram.Num(); i++ )
|
|
{
|
|
int key;
|
|
histogram.GetIndexKey( i, key );
|
|
int* value = histogram.GetIndex( i );
|
|
|
|
idLib::Printf( "%d\t%d\n", key, *value );
|
|
}
|
|
}
|
|
|
|
CONSOLE_COMMAND( clearHistogram, "", 0 )
|
|
{
|
|
histogram.Clear();
|
|
}
|
|
|
|
int idFile_Memory::Write( const void* buffer, int len )
|
|
{
|
|
if( len == 0 )
|
|
{
|
|
// ~4% falls into this case for some reason...
|
|
return 0;
|
|
}
|
|
|
|
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 %" PRIuSIZE "", maxSize );
|
|
return 0;
|
|
}
|
|
int extra = granularity * ( 1 + alloc / granularity );
|
|
char* newPtr = ( char* ) Mem_Alloc( allocated + extra, TAG_IDFILE );
|
|
if( allocated )
|
|
{
|
|
memcpy( newPtr, filePtr, allocated );
|
|
}
|
|
allocated += extra;
|
|
curPtr = newPtr + ( curPtr - filePtr );
|
|
if( filePtr )
|
|
{
|
|
Mem_Free( filePtr );
|
|
}
|
|
filePtr = newPtr;
|
|
}
|
|
|
|
//memcpy( curPtr, buffer, len );
|
|
memcpy2( curPtr, buffer, len );
|
|
|
|
#if 0
|
|
if( memcpyImpl.GetInteger() == 0 )
|
|
{
|
|
memcpy( curPtr, buffer, len );
|
|
}
|
|
else if( memcpyImpl.GetInteger() == 1 )
|
|
{
|
|
memcpy( curPtr, buffer, len );
|
|
}
|
|
else if( memcpyImpl.GetInteger() == 2 )
|
|
{
|
|
memcpy2( curPtr, buffer, len );
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
int* value;
|
|
if( histogram.Get( len, &value ) && value != NULL )
|
|
{
|
|
( *value )++;
|
|
}
|
|
else
|
|
{
|
|
histogram.Set( len, 1 );
|
|
}
|
|
#endif
|
|
|
|
curPtr += len;
|
|
fileSize += len;
|
|
filePtr[ fileSize ] = 0; // len + 1
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Length
|
|
=================
|
|
*/
|
|
int idFile_Memory::Length() const
|
|
{
|
|
return fileSize;
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idFile_Memory::SetLength
|
|
========================
|
|
*/
|
|
void idFile_Memory::SetLength( size_t len )
|
|
{
|
|
PreAllocate( len );
|
|
fileSize = len;
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idFile_Memory::PreAllocate
|
|
========================
|
|
*/
|
|
void idFile_Memory::PreAllocate( size_t len )
|
|
{
|
|
if( len > allocated )
|
|
{
|
|
if( maxSize != 0 )
|
|
{
|
|
idLib::Error( "idFile_Memory::SetLength: exceeded maximum size %" PRIuSIZE "", maxSize );
|
|
}
|
|
char* newPtr = ( char* )Mem_Alloc( len, TAG_IDFILE );
|
|
if( allocated > 0 )
|
|
{
|
|
memcpy( newPtr, filePtr, allocated );
|
|
}
|
|
allocated = len;
|
|
curPtr = newPtr + ( curPtr - filePtr );
|
|
if( filePtr != NULL )
|
|
{
|
|
Mem_Free( filePtr );
|
|
}
|
|
filePtr = newPtr;
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Timestamp
|
|
=================
|
|
*/
|
|
ID_TIME_T idFile_Memory::Timestamp() const
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Tell
|
|
=================
|
|
*/
|
|
int idFile_Memory::Tell() const
|
|
{
|
|
return ( curPtr - filePtr );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::ForceFlush
|
|
=================
|
|
*/
|
|
void idFile_Memory::ForceFlush()
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::Flush
|
|
=================
|
|
*/
|
|
void idFile_Memory::Flush()
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
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::SetMaxLength
|
|
========================
|
|
*/
|
|
void idFile_Memory::SetMaxLength( size_t len )
|
|
{
|
|
size_t oldLength = fileSize;
|
|
|
|
SetLength( len );
|
|
|
|
maxSize = len;
|
|
fileSize = oldLength;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Memory::MakeReadOnly
|
|
=================
|
|
*/
|
|
void idFile_Memory::MakeReadOnly()
|
|
{
|
|
mode = ( 1 << FS_READ );
|
|
Rewind();
|
|
}
|
|
|
|
/*
|
|
========================
|
|
idFile_Memory::MakeWritable
|
|
========================
|
|
*/
|
|
void idFile_Memory::MakeWritable()
|
|
{
|
|
mode = ( 1 << FS_WRITE );
|
|
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_Memory::TruncateData
|
|
========================
|
|
*/
|
|
void idFile_Memory::TruncateData( size_t len )
|
|
{
|
|
if( len > allocated )
|
|
{
|
|
idLib::Error( "idFile_Memory::TruncateData: len (%" PRIuSIZE ") exceeded allocated size (%" PRIuSIZE ")", len, allocated );
|
|
}
|
|
else
|
|
{
|
|
fileSize = len;
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================================================================================
|
|
|
|
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()
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
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() const
|
|
{
|
|
return msg->GetSize();
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Timestamp
|
|
=================
|
|
*/
|
|
ID_TIME_T idFile_BitMsg::Timestamp() const
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Tell
|
|
=================
|
|
*/
|
|
int idFile_BitMsg::Tell() const
|
|
{
|
|
if( mode == FS_READ )
|
|
{
|
|
return msg->GetReadCount();
|
|
}
|
|
else
|
|
{
|
|
return msg->GetSize();
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::ForceFlush
|
|
=================
|
|
*/
|
|
void idFile_BitMsg::ForceFlush()
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_BitMsg::Flush
|
|
=================
|
|
*/
|
|
void idFile_BitMsg::Flush()
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
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()
|
|
{
|
|
name = "invalid";
|
|
o = NULL;
|
|
mode = 0;
|
|
fileSize = 0;
|
|
handleSync = false;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::~idFile_Permanent
|
|
=================
|
|
*/
|
|
idFile_Permanent::~idFile_Permanent()
|
|
{
|
|
if( o )
|
|
{
|
|
// RB begin
|
|
#if defined(_WIN32)
|
|
CloseHandle( o );
|
|
#else
|
|
fclose( o );
|
|
#endif
|
|
// RB end
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
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;
|
|
|
|
// RB begin
|
|
#if defined(_WIN32)
|
|
DWORD bytesRead;
|
|
if( !ReadFile( o, buf, block, &bytesRead, NULL ) )
|
|
{
|
|
idLib::Warning( "idFile_Permanent::Read failed with %d from %s", GetLastError(), name.c_str() );
|
|
}
|
|
read = bytesRead;
|
|
#else
|
|
read = fread( buf, 1, block, o );
|
|
#endif
|
|
// RB end
|
|
|
|
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
|
|
{
|
|
return len - remaining;
|
|
}
|
|
}
|
|
|
|
if( read == -1 )
|
|
{
|
|
common->FatalError( "idFile_Permanent::Read: -1 bytes read from %s", name.c_str() );
|
|
}
|
|
|
|
remaining -= read;
|
|
buf += read;
|
|
}
|
|
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;
|
|
|
|
// RB begin
|
|
#if defined(_WIN32)
|
|
DWORD bytesWritten;
|
|
WriteFile( o, buf, block, &bytesWritten, NULL );
|
|
written = bytesWritten;
|
|
#else
|
|
written = fwrite( buf, 1, block, o );
|
|
#endif
|
|
// RB end
|
|
|
|
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 )
|
|
{
|
|
Flush();
|
|
}
|
|
return len;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::ForceFlush
|
|
=================
|
|
*/
|
|
void idFile_Permanent::ForceFlush()
|
|
{
|
|
// RB begin
|
|
#if defined(_WIN32)
|
|
FlushFileBuffers( o );
|
|
#else
|
|
setvbuf( o, NULL, _IONBF, 0 );
|
|
#endif
|
|
// RB end
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Flush
|
|
=================
|
|
*/
|
|
void idFile_Permanent::Flush()
|
|
{
|
|
// RB begin
|
|
#if defined(_WIN32)
|
|
FlushFileBuffers( o );
|
|
#else
|
|
fflush( o );
|
|
#endif
|
|
// RB end
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Tell
|
|
=================
|
|
*/
|
|
int idFile_Permanent::Tell() const
|
|
{
|
|
// RB begin
|
|
#if defined(_WIN32)
|
|
return SetFilePointer( o, 0, NULL, FILE_CURRENT );
|
|
#else
|
|
return ftell( o );
|
|
#endif
|
|
// RB end
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_Permanent::Length
|
|
================
|
|
*/
|
|
int idFile_Permanent::Length() const
|
|
{
|
|
return fileSize;
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_Permanent::Timestamp
|
|
================
|
|
*/
|
|
ID_TIME_T idFile_Permanent::Timestamp() const
|
|
{
|
|
ID_TIME_T ts = Sys_FileTimeStamp( o );
|
|
return ts;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Permanent::Seek
|
|
|
|
returns zero on success and -1 on failure
|
|
=================
|
|
*/
|
|
int idFile_Permanent::Seek( long offset, fsOrigin_t origin )
|
|
{
|
|
// RB begin
|
|
#if defined(_WIN32)
|
|
int retVal = INVALID_SET_FILE_POINTER;
|
|
switch( origin )
|
|
{
|
|
case FS_SEEK_CUR:
|
|
retVal = SetFilePointer( o, offset, NULL, FILE_CURRENT );
|
|
break;
|
|
case FS_SEEK_END:
|
|
retVal = SetFilePointer( o, offset, NULL, FILE_END );
|
|
break;
|
|
case FS_SEEK_SET:
|
|
retVal = SetFilePointer( o, offset, NULL, FILE_BEGIN );
|
|
break;
|
|
}
|
|
return ( retVal == INVALID_SET_FILE_POINTER ) ? -1 : 0;
|
|
#else
|
|
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 );
|
|
#endif
|
|
// RB end
|
|
}
|
|
|
|
#if 1
|
|
/*
|
|
=================================================================================
|
|
|
|
idFile_Cached
|
|
|
|
=================================================================================
|
|
*/
|
|
|
|
/*
|
|
=================
|
|
idFile_Cached::idFile_Cached
|
|
=================
|
|
*/
|
|
idFile_Cached::idFile_Cached() : idFile_Permanent()
|
|
{
|
|
internalFilePos = 0;
|
|
bufferedStartOffset = 0;
|
|
bufferedEndOffset = 0;
|
|
buffered = NULL;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Cached::~idFile_Cached
|
|
=================
|
|
*/
|
|
idFile_Cached::~idFile_Cached()
|
|
{
|
|
Mem_Free( buffered );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_ReadBuffered::BufferData
|
|
|
|
Buffer a section of the file
|
|
=================
|
|
*/
|
|
void idFile_Cached::CacheData( uint64 offset, uint64 length )
|
|
{
|
|
Mem_Free( buffered );
|
|
bufferedStartOffset = offset;
|
|
bufferedEndOffset = offset + length;
|
|
buffered = ( byte* )Mem_Alloc( length, TAG_RESOURCE );
|
|
if( buffered == NULL )
|
|
{
|
|
return;
|
|
}
|
|
int internalFilePos = idFile_Permanent::Tell();
|
|
idFile_Permanent::Seek( offset, FS_SEEK_SET );
|
|
idFile_Permanent::Read( buffered, length );
|
|
idFile_Permanent::Seek( internalFilePos, FS_SEEK_SET );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_ReadBuffered::Read
|
|
|
|
=================
|
|
*/
|
|
int idFile_Cached::Read( void* buffer, int len )
|
|
{
|
|
if( internalFilePos >= bufferedStartOffset && internalFilePos + len < bufferedEndOffset )
|
|
{
|
|
// this is in the buffer
|
|
memcpy( buffer, ( void* )&buffered[ internalFilePos - bufferedStartOffset ], len );
|
|
internalFilePos += len;
|
|
return len;
|
|
}
|
|
int read = idFile_Permanent::Read( buffer, len );
|
|
if( read != -1 )
|
|
{
|
|
internalFilePos += ( int64 )read;
|
|
}
|
|
return read;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
=================
|
|
idFile_Cached::Tell
|
|
=================
|
|
*/
|
|
int idFile_Cached::Tell() const
|
|
{
|
|
return internalFilePos;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_Cached::Seek
|
|
|
|
returns zero on success and -1 on failure
|
|
=================
|
|
*/
|
|
int idFile_Cached::Seek( long offset, fsOrigin_t origin )
|
|
{
|
|
if( origin == FS_SEEK_SET && offset >= bufferedStartOffset && offset < bufferedEndOffset )
|
|
{
|
|
// don't do anything to the actual file ptr, just update or internal position
|
|
internalFilePos = offset;
|
|
return 0;
|
|
}
|
|
|
|
int retVal = idFile_Permanent::Seek( offset, origin );
|
|
internalFilePos = idFile_Permanent::Tell();
|
|
return retVal;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
=================================================================================
|
|
|
|
idFile_InZip
|
|
|
|
=================================================================================
|
|
*/
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::idFile_InZip
|
|
=================
|
|
*/
|
|
idFile_InZip::idFile_InZip()
|
|
{
|
|
name = "invalid";
|
|
zipFilePos = 0;
|
|
fileSize = 0;
|
|
memset( &z, 0, sizeof( z ) );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::~idFile_InZip
|
|
=================
|
|
*/
|
|
idFile_InZip::~idFile_InZip()
|
|
{
|
|
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 );
|
|
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()
|
|
{
|
|
common->FatalError( "idFile_InZip::ForceFlush: cannot flush the zipped file %s", name.c_str() );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::Flush
|
|
=================
|
|
*/
|
|
void idFile_InZip::Flush()
|
|
{
|
|
common->FatalError( "idFile_InZip::Flush: cannot flush the zipped file %s", name.c_str() );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InZip::Tell
|
|
=================
|
|
*/
|
|
int idFile_InZip::Tell() const
|
|
{
|
|
// DG: make sure the value fits into an int
|
|
// it's a long after all, and there'S also unztell64 that returns ZPOS64_T
|
|
// OTOH idFile in general seems to assume file-length <= INT_MAX so it may be ok..
|
|
z_off_t ret = unztell( z );
|
|
assert( ret <= INT_MAX );
|
|
return ret;
|
|
// DG end
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_InZip::Length
|
|
================
|
|
*/
|
|
int idFile_InZip::Length() const
|
|
{
|
|
return fileSize;
|
|
}
|
|
|
|
/*
|
|
================
|
|
idFile_InZip::Timestamp
|
|
================
|
|
*/
|
|
ID_TIME_T idFile_InZip::Timestamp() const
|
|
{
|
|
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;
|
|
}
|
|
// FALLTHROUGH
|
|
case FS_SEEK_SET:
|
|
{
|
|
// set the file position in the zip file (also sets the current file info)
|
|
// DG use standard unzip.h function instead of custom one (not needed anymore with minizip 1.1)
|
|
unzSetOffset64( z, zipFilePos );
|
|
unzOpenCurrentFile( z );
|
|
if( offset <= 0 )
|
|
{
|
|
return 0;
|
|
}
|
|
}
|
|
// FALLTHROUGH
|
|
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;
|
|
}
|
|
|
|
#if 1
|
|
|
|
/*
|
|
=================================================================================
|
|
|
|
idFile_InnerResource
|
|
|
|
=================================================================================
|
|
*/
|
|
|
|
/*
|
|
=================
|
|
idFile_InnerResource::idFile_InnerResource
|
|
=================
|
|
*/
|
|
idFile_InnerResource::idFile_InnerResource( const char* _name, idFile* rezFile, int _offset, int _len )
|
|
{
|
|
name = _name;
|
|
offset = _offset;
|
|
length = _len;
|
|
resourceFile = rezFile;
|
|
internalFilePos = 0;
|
|
resourceBuffer = NULL;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InnerResource::~idFile_InnerResource
|
|
=================
|
|
*/
|
|
idFile_InnerResource::~idFile_InnerResource()
|
|
{
|
|
if( resourceBuffer != NULL )
|
|
{
|
|
fileSystem->FreeResourceBuffer();
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InnerResource::Read
|
|
|
|
Properly handles partial reads
|
|
=================
|
|
*/
|
|
int idFile_InnerResource::Read( void* buffer, int len )
|
|
{
|
|
if( resourceFile == NULL )
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
if( internalFilePos + len > length )
|
|
{
|
|
len = length - internalFilePos;
|
|
}
|
|
|
|
int read = 0; //fileSystem->ReadFromBGL( resourceFile, (byte*)buffer, offset + internalFilePos, len );
|
|
|
|
if( read != len )
|
|
{
|
|
if( resourceBuffer != NULL )
|
|
{
|
|
memcpy( buffer, &resourceBuffer[ internalFilePos ], len );
|
|
read = len;
|
|
}
|
|
else
|
|
{
|
|
read = fileSystem->ReadFromBGL( resourceFile, buffer, offset + internalFilePos, len );
|
|
}
|
|
}
|
|
|
|
internalFilePos += read;
|
|
|
|
return read;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
idFile_InnerResource::Tell
|
|
=================
|
|
*/
|
|
int idFile_InnerResource::Tell() const
|
|
{
|
|
return internalFilePos;
|
|
}
|
|
|
|
|
|
/*
|
|
=================
|
|
idFile_InnerResource::Seek
|
|
|
|
returns zero on success and -1 on failure
|
|
=================
|
|
*/
|
|
|
|
int idFile_InnerResource::Seek( long offset, fsOrigin_t origin )
|
|
{
|
|
switch( origin )
|
|
{
|
|
case FS_SEEK_END:
|
|
{
|
|
internalFilePos = length - offset - 1;
|
|
return 0;
|
|
}
|
|
case FS_SEEK_SET:
|
|
{
|
|
internalFilePos = offset;
|
|
if( internalFilePos >= 0 && internalFilePos < length )
|
|
{
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
case FS_SEEK_CUR:
|
|
{
|
|
internalFilePos += offset;
|
|
if( internalFilePos >= 0 && internalFilePos < length )
|
|
{
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
default:
|
|
{
|
|
common->FatalError( "idFile_InnerResource::Seek: bad origin for %s\n", name.c_str() );
|
|
break;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
================================================================================================
|
|
|
|
idFileLocal
|
|
|
|
================================================================================================
|
|
*/
|
|
|
|
/*
|
|
========================
|
|
idFileLocal::~idFileLocal
|
|
|
|
Destructor that will destroy (close) the managed file when this wrapper class goes out of scope.
|
|
========================
|
|
*/
|
|
idFileLocal::~idFileLocal()
|
|
{
|
|
if( file != NULL )
|
|
{
|
|
delete file;
|
|
file = NULL;
|
|
}
|
|
}
|
|
|
|
static const char* testEndianNessFilename = "temp.bin";
|
|
struct testEndianNess_t
|
|
{
|
|
testEndianNess_t()
|
|
{
|
|
a = 0x12345678;
|
|
b = 0x12345678;
|
|
c = 3.0f;
|
|
d = -4.0f;
|
|
e = "test";
|
|
f = idVec3( 1.0f, 2.0f, -3.0f );
|
|
g = false;
|
|
h = true;
|
|
for( int index = 0; index < sizeof( i ); index++ )
|
|
{
|
|
i[index] = 0x37;
|
|
}
|
|
}
|
|
bool operator==( testEndianNess_t& test ) const
|
|
{
|
|
return a == test.a &&
|
|
b == test.b &&
|
|
c == test.c &&
|
|
d == test.d &&
|
|
e == test.e &&
|
|
f == test.f &&
|
|
g == test.g &&
|
|
h == test.h &&
|
|
( memcmp( i, test.i, sizeof( i ) ) == 0 );
|
|
}
|
|
int a;
|
|
unsigned int b;
|
|
float c;
|
|
float d;
|
|
idStr e;
|
|
idVec3 f;
|
|
bool g;
|
|
bool h;
|
|
byte i[10];
|
|
};
|
|
CONSOLE_COMMAND( testEndianNessWrite, "Tests the read/write compatibility between platforms", 0 )
|
|
{
|
|
idFileLocal file( fileSystem->OpenFileWrite( testEndianNessFilename ) );
|
|
if( file == NULL )
|
|
{
|
|
idLib::Printf( "Couldn't open the %s testfile.\n", testEndianNessFilename );
|
|
return;
|
|
}
|
|
|
|
testEndianNess_t testData;
|
|
|
|
file->WriteBig( testData.a );
|
|
file->WriteBig( testData.b );
|
|
file->WriteFloat( testData.c );
|
|
file->WriteFloat( testData.d );
|
|
file->WriteString( testData.e );
|
|
file->WriteVec3( testData.f );
|
|
file->WriteBig( testData.g );
|
|
file->WriteBig( testData.h );
|
|
file->Write( testData.i, sizeof( testData.i ) / sizeof( testData.i[0] ) );
|
|
}
|
|
|
|
CONSOLE_COMMAND( testEndianNessRead, "Tests the read/write compatibility between platforms", 0 )
|
|
{
|
|
idFileLocal file( fileSystem->OpenFileRead( testEndianNessFilename ) );
|
|
if( file == NULL )
|
|
{
|
|
idLib::Printf( "Couldn't find the %s testfile.\n", testEndianNessFilename );
|
|
return;
|
|
}
|
|
|
|
testEndianNess_t srcData;
|
|
testEndianNess_t testData;
|
|
|
|
memset( &testData, 0, sizeof( testData ) );
|
|
|
|
file->ReadBig( testData.a );
|
|
file->ReadBig( testData.b );
|
|
file->ReadFloat( testData.c );
|
|
file->ReadFloat( testData.d );
|
|
file->ReadString( testData.e );
|
|
file->ReadVec3( testData.f );
|
|
file->ReadBig( testData.g );
|
|
file->ReadBig( testData.h );
|
|
file->Read( testData.i, sizeof( testData.i ) / sizeof( testData.i[0] ) );
|
|
|
|
assert( srcData == testData );
|
|
}
|
|
|
|
CONSOLE_COMMAND( testEndianNessReset, "Tests the read/write compatibility between platforms", 0 )
|
|
{
|
|
fileSystem->RemoveFile( testEndianNessFilename );
|
|
}
|