mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-05 08:35:26 +00:00
37 lines
935 B
C++
37 lines
935 B
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include <fstream>
|
|
#include "elf_utils.h"
|
|
|
|
int
|
|
elf_verify_header(const Elf32_Ehdr *hdr)
|
|
{
|
|
if (hdr->e_ident[EI_MAG0] != ELFMAG0
|
|
|| hdr->e_ident[EI_MAG1] != ELFMAG1
|
|
|| hdr->e_ident[EI_MAG2] != ELFMAG2
|
|
|| hdr->e_ident[EI_MAG3] != ELFMAG3) {
|
|
cerr << "not an elf file" << endl;
|
|
return -1;
|
|
}
|
|
|
|
if (hdr->e_ident[EI_CLASS] != ELFCLASS32) {
|
|
cerr << "not a 32-bit elf file" << endl;
|
|
return -1;
|
|
}
|
|
|
|
if (hdr->e_ident[EI_DATA] != ELFDATA2LSB) {
|
|
cerr << "not a little endian elf file" << endl;
|
|
return -1;
|
|
}
|
|
|
|
if (hdr->e_ident[EI_VERSION] != EV_CURRENT) {
|
|
cerr << "incompatible version" << endl;
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|