0538ba3d59
Actual / of underlying linux OS should not be available to user. I am still not sure if implementation is correct. It doesn't perform any relative path sandboxing for example. Change-Id: Ic577a10f3947f6e950e2c4d03173f9f207395eb7
57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2010 by Thomas Martitz
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <string.h> /* size_t */
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#include <dlfcn.h>
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#include "file.h"
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#include "debug.h"
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#include "load_code.h"
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void *lc_open(const char *filename, unsigned char *buf, size_t buf_size)
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{
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(void)buf;
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(void)buf_size;
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char path[MAX_PATH];
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const char *fpath = handle_special_dirs(filename, 0, path, sizeof(path));
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void *handle = dlopen(fpath, RTLD_NOW);
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if (handle == NULL)
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{
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DEBUGF("failed to load %s\n", filename);
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DEBUGF("lc_open(%s): %s\n", filename, dlerror());
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}
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return handle;
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}
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void *lc_get_header(void *handle)
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{
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char *ret = dlsym(handle, "__header");
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if (ret == NULL)
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ret = dlsym(handle, "___header");
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return ret;
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}
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void lc_close(void *handle)
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{
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dlclose(handle);
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}
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