mirror of
https://github.com/AquariaOSE/Aquaria.git
synced 2024-11-15 22:19:07 +00:00
140 lines
2.8 KiB
C++
140 lines
2.8 KiB
C++
/*
|
|
Copyright (C) 2007, 2010 - Bit-Blot
|
|
|
|
This file is part of Aquaria.
|
|
|
|
Aquaria is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
#include "PackRead.h"
|
|
#include <fcntl.h>
|
|
|
|
#if defined(BBGE_BUILD_UNIX)
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#define _open open
|
|
#define _read read
|
|
#define _lseek lseek
|
|
#define _close close
|
|
#else
|
|
#include <io.h>
|
|
#endif
|
|
|
|
#define LOC_UNIT long int
|
|
|
|
void packGetLoc(const std::string &pack, const std::string &file, long int *location, int *size)
|
|
{
|
|
*location = 0;
|
|
*size = 0;
|
|
|
|
int fd = _open(pack.c_str(), O_RDONLY);
|
|
int numFiles, nameSize, fileSize; LOC_UNIT loc;
|
|
|
|
_read(fd, &numFiles, sizeof(int));
|
|
|
|
for (int i = 0; i < numFiles; i++)
|
|
{
|
|
_lseek(fd, (i * sizeof(LOC_UNIT)) + sizeof(int), SEEK_SET);
|
|
|
|
_read(fd, &loc, sizeof(LOC_UNIT));
|
|
|
|
_lseek(fd, loc, SEEK_SET);
|
|
|
|
_read(fd, &fileSize, sizeof(int));
|
|
|
|
_read(fd, &nameSize, sizeof(int));
|
|
|
|
char *name = (char*)malloc(nameSize+1);
|
|
_read(fd, name, nameSize);
|
|
name[nameSize] = '\0';
|
|
|
|
/*
|
|
sprintf(dbg, "fs: %d ns: %d n: %s", fileSize, nameSize, name);
|
|
debugLog(dbg);
|
|
*/
|
|
|
|
if (nocasecmp(file, std::string(name))==0)
|
|
{
|
|
char *buffer = (char*)malloc(fileSize);
|
|
_read(fd, buffer, fileSize);
|
|
|
|
free(name);
|
|
_close(fd);
|
|
|
|
*location = loc + sizeof(int) + sizeof(int) + nameSize;
|
|
*size = fileSize;
|
|
|
|
return;
|
|
//return buffer;
|
|
}
|
|
|
|
free(name);
|
|
}
|
|
|
|
_close(fd);
|
|
|
|
return;
|
|
}
|
|
|
|
void packReadInfo(const char *pack)
|
|
{
|
|
debugLog("pack read info");
|
|
|
|
//char dbg[256];
|
|
|
|
int fd = _open(pack, O_RDONLY);
|
|
|
|
int numFiles, nameSize, fileSize;
|
|
LOC_UNIT loc;
|
|
|
|
_read(fd, &numFiles, sizeof(int));
|
|
|
|
/*
|
|
sprintf(dbg, "numFiles: %d", numFiles);
|
|
debugLog(dbg);
|
|
*/
|
|
|
|
for (int i = 0; i < numFiles; i++)
|
|
{
|
|
_lseek(fd, (i * sizeof(LOC_UNIT)) + sizeof(int), SEEK_SET);
|
|
|
|
_read(fd, &loc, sizeof(LOC_UNIT));
|
|
|
|
/*
|
|
sprintf(dbg, "loc[%d] = %d", i, loc);
|
|
debugLog(dbg);
|
|
*/
|
|
|
|
_lseek(fd, loc, SEEK_SET);
|
|
|
|
_read(fd, &fileSize, sizeof(int));
|
|
|
|
_read(fd, &nameSize, sizeof(int));
|
|
|
|
char *name = (char*)malloc(nameSize+1);
|
|
_read(fd, name, nameSize);
|
|
name[nameSize] = '\0';
|
|
|
|
|
|
/*
|
|
sprintf(dbg, "fs: %d ns: %d n: %s", fileSize, nameSize, name);
|
|
debugLog(dbg);
|
|
*/
|
|
|
|
free(name);
|
|
}
|
|
|
|
_close(fd);
|
|
}
|