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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "sci/include/sci_memory.h"
#include "sci/scicore/exe.h"
#include "sci/scicore/exe_dec.h"
extern exe_decompressor_t exe_decompressor_lzexe;
extern exe_decompressor_t exe_decompressor_raw;
exe_decompressor_t *exe_decompressors[] = {
&exe_decompressor_lzexe,
&exe_decompressor_raw,
NULL
};
struct _exe_file {
struct _exe_decompressor *decompressor;
struct _exe_handle *handle;
};
exe_file_t *
exe_open(const char *filename) {
int i = 0;
exe_decompressor_t *dec;
while ((dec = exe_decompressors[i])) {
exe_handle_t *handle = dec->open(filename);
if (handle) {
exe_file_t *file = (exe_file_t*)sci_malloc(sizeof(exe_file_t));
sciprintf("Scanning '%s' with decompressor '%s'\n",
filename, dec->name);
file->handle = handle;
file->decompressor = dec;
return file;
}
i++;
}
return NULL;
}
int
exe_read(exe_file_t *file, void *buf, int count) {
return file->decompressor->read(file->handle, buf, count);
}
void
exe_close(exe_file_t *file) {
file->decompressor->close(file->handle);
free(file);
}
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