blob: b8df660e409f5a11f8524517b0c0e34901d3a819 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
|
#ifndef ELF_UTILS_H_
#define ELF_UTILS_H_
#include <elf.h>
#include <stdlib.h>
// Returns a pointer to the ELF header structure
static inline Elf32_Ehdr *elf_get_header(void *elf_image) {
return (Elf32_Ehdr*)elf_image;
}
// Returns a pointer to the first entry in the Program Header Table
static inline Elf32_Phdr *elf_get_pht(void *elf_image) {
Elf32_Ehdr *elf_hdr = elf_get_header(elf_image);
return (Elf32_Phdr*)((Elf32_Off)elf_hdr + elf_hdr->e_phoff);
}
// Returns the element with the given index in the PTH
static inline Elf32_Phdr *elf_get_ph(void *elf_image, int index) {
Elf32_Phdr *elf_pht = elf_get_pht(elf_image);
Elf32_Ehdr *elf_hdr = elf_get_header(elf_image);
return (Elf32_Phdr*)((Elf32_Off)elf_pht + index * elf_hdr->e_phentsize);
}
extern unsigned long elf_hash(const unsigned char *name);
extern unsigned long elf_gnu_hash(const unsigned char *name);
extern int elf_malloc(void **memptr, size_t alignment, size_t size);
extern void elf_free(void *memptr);
#endif /*ELF_UTILS_H_*/
|
