mirror of https://github.com/tailix/libkernaux.git
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <kernaux/assert.h>
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#include <kernaux/elf.h>
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bool KernAux_ELF_Header_is_valid(
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const struct KernAux_ELF_Header *const header
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) {
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KERNAUX_ASSERT(header);
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if (!(
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header->magic_0x7f == 0x7f &&
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header->magic_E == 'E' &&
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header->magic_L == 'L' &&
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header->magic_F == 'F' &&
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header->header_version == 1 &&
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header->elf_version == 1
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)) {
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return false;
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}
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if (!(
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header->bitness == 1 || // 32 bit
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header->bitness == 2 // 64 bit
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)) {
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return false;
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}
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if (!(
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header->endianness == 1 || // Little endian
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header->endianness == 2 // Big endian
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)) {
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return false;
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}
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if (!(header->os_abi <= 0x12 && header->os_abi != 0x05)) {
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return false;
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}
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if (!(
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header->obj_type == 0x00 || // NONE
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header->obj_type == 0x01 || // REL
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header->obj_type == 0x02 || // EXEC
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header->obj_type == 0x03 || // DYN
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header->obj_type == 0x04 || // CORE
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header->obj_type == 0xfe00 || // LOOS
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header->obj_type == 0xfeff || // HIOS
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header->obj_type == 0xff00 || // LOPROC
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header->obj_type == 0xffff // HIPROC
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)) {
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return false;
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}
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return true;
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}
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