mirror of https://github.com/wolfSSL/wolfBoot.git
82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
/* elf-parser.c
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*
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* Copyright (C) 2023 wolfSSL Inc.
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*
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* This file is part of wolfBoot.
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*
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* wolfBoot 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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*
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* wolfBoot 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*
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* elf parser tool
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*/
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#include "wolfboot/wolfboot.h"
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#include "printf.h"
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#include "string.h"
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#include "elf.h"
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#include <stdio.h>
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#include <stdlib.h>
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int main(int argc, char *argv[])
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{
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int ret = 0;
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uint8_t *image = NULL;
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size_t imageSz = 0;
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FILE *f = NULL;
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uintptr_t entry = 0;
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const char* filename = "wolfboot.elf";
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if (argc >= 2) {
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filename = argv[1];
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}
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printf("ELF Parser:\n");
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/* open and load key buffer */
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f = fopen(filename, "rb");
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if (f == NULL) {
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printf("Open file %s failed!\n", filename);
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ret = -1;
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}
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if (ret == 0) {
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fseek(f, 0, SEEK_END);
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imageSz = ftell(f);
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fseek(f, 0, SEEK_SET);
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image = malloc(imageSz);
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if (image == NULL) {
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printf("Allocate %lu failed!\n", imageSz);
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ret = -1;
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}
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}
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if (ret == 0) {
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size_t readSz = fread(image, 1, imageSz, f);
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if (readSz != imageSz) {
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printf("File read error! %lu\n", readSz);
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ret = -1;
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}
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}
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fclose(f);
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if (ret == 0) {
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ret = elf_load_image_mmu(image, &entry, NULL);
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}
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printf("Return %d, Load %p\n", ret, (void*)entry);
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free(image);
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return ret;
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}
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