Asm
/* $Id$ */
/* Copyright (c) 2011-2018 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Devel Asm */
/* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, version 3 of the License.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <System.h>
#include <string.h>
#include "Asm.h"
/* Flat */
/* private */
/* types */
struct _AsmFormatPlugin
{
AsmFormatPluginHelper * helper;
};
/* prototypes */
/* plug-in */
static AsmFormatPlugin * _flat_init(AsmFormatPluginHelper * helper,
char const * arch);
static int _flat_destroy(AsmFormatPlugin * format);
static char const * _flat_guess(AsmFormatPlugin * format, char const * hint);
static int _flat_section(AsmFormatPlugin * format, char const * section);
static int _flat_decode(AsmFormatPlugin * format, int raw);
static int _flat_decode_section(AsmFormatPlugin * format, AsmSection * section,
AsmArchInstructionCall ** calls, size_t * calls_cnt);
/* public */
/* variables */
/* plug-in */
AsmFormatPluginDefinition format_plugin =
{
"flat",
"Flat file",
LICENSE_GNU_LGPL3_FLAGS,
NULL,
0,
_flat_init,
_flat_destroy,
_flat_guess,
NULL,
NULL,
_flat_section,
NULL,
_flat_decode,
_flat_decode_section
};
/* private */
/* functions */
/* plug-in */
/* flat_init */
static AsmFormatPlugin * _flat_init(AsmFormatPluginHelper * helper,
char const * arch)
{
AsmFormatPlugin * flat;
(void) arch;
if((flat = object_new(sizeof(*flat))) == NULL)
return NULL;
flat->helper = helper;
return flat;
}
/* flat_destroy */
static int _flat_destroy(AsmFormatPlugin * format)
{
object_delete(format);
return 0;
}
/* flat_guess */
static char const * _flat_guess(AsmFormatPlugin * format, char const * hint)
{
(void) format;
return hint;
}
/* flat_section */
static int _flat_section(AsmFormatPlugin * format, char const * section)
{
(void) format;
(void) section;
/* ignore sections */
return 0;
}
/* flat_decode */
static int _flat_decode(AsmFormatPlugin * format, int raw)
{
AsmFormatPluginHelper * helper = format->helper;
off_t offset;
(void) raw;
if((offset = helper->seek(helper->format, 0, SEEK_END)) >= 0
&& helper->set_section(helper->format, 0, 0, ".text", 0,
offset, 0) != NULL)
return 0;
return -1;
}
/* flat_decode_section */
static int _flat_decode_section(AsmFormatPlugin * format, AsmSection * section,
AsmArchInstructionCall ** calls, size_t * calls_cnt)
{
AsmFormatPluginHelper * helper = format->helper;
if(section->id != 0)
return -1;
return helper->decode(helper->format, section->offset, section->size,
section->base, calls, calls_cnt);
}