blob: 830a800ac64b9c486d1c6f9fe73c890222ab0968 (
plain) (
blame)
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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
#include <string.h>
#include <elf.h>
#include <endian.h>
#define LDSO_ARCH "or1k"
#define TPOFF_K 0
static int remap_rel(int type)
{
switch(type) {
case R_OR1K_32:
return REL_SYMBOLIC;
case R_OR1K_GLOB_DAT:
return REL_GOT;
case R_OR1K_JMP_SLOT:
return REL_PLT;
case R_OR1K_RELATIVE:
return REL_RELATIVE;
case R_OR1K_COPY:
return REL_COPY;
case R_OR1K_TLS_DTPMOD:
return REL_DTPMOD;
case R_OR1K_TLS_DTPOFF:
return REL_DTPOFF;
case R_OR1K_TLS_TPOFF:
return REL_TPOFF;
}
return 0;
}
#include "syscall.h"
void __reloc_self(int c, size_t *a, size_t *dynv)
{
char dot = '.', ex = 'x';
char *base;
size_t t[20], n;
for (a+=c+1; *a; a++);
for (a++; *a; a+=2) if (*a<20) t[*a] = a[1];
base = (char *)t[AT_BASE];
if (!base) base = (char *)(t[AT_PHDR] & -t[AT_PAGESZ]);
for (a=dynv; *a; a+=2) if (*a<20) t[*a] = a[1];
n = t[DT_RELASZ];
for (a=(void *)(base+t[DT_RELA]); n; a+=3, n-=12)
if (a[1]%256 == R_OR1K_RELATIVE)
*(size_t *)(base+a[0]) = (size_t)base + a[2];
}
|
