The Tor Browser: tools/reorder/elf_utils.cpp@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #include <fstream>

     6 #include "elf_utils.h"

     8 int

     9 elf_verify_header(const Elf32_Ehdr *hdr)

    10 {

    11     if (hdr->e_ident[EI_MAG0] != ELFMAG0

    12         || hdr->e_ident[EI_MAG1] != ELFMAG1

    13         || hdr->e_ident[EI_MAG2] != ELFMAG2

    14         || hdr->e_ident[EI_MAG3] != ELFMAG3) {

    15         cerr << "not an elf file" << endl;

    16         return -1;

    17     }

    19     if (hdr->e_ident[EI_CLASS] != ELFCLASS32) {

    20         cerr << "not a 32-bit elf file" << endl;

    21         return -1;

    22     }

    24     if (hdr->e_ident[EI_DATA] != ELFDATA2LSB) {

    25         cerr << "not a little endian elf file" << endl;

    26         return -1;

    27     }

    29     if (hdr->e_ident[EI_VERSION] != EV_CURRENT) {

    30         cerr << "incompatible version" << endl;

    31         return -1;

    32     }

    34     return 0;

    35 }

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