first attempt at arm dynamic linking
[musl] / arch / arm / reloc.h
1 #include <string.h>
2 #include <elf.h>
3
4 #define ETC_LDSO_PATH "/etc/ld-musl-arm.path"
5
6 #define IS_COPY(x) ((x)==R_ARM_COPY)
7 #define IS_PLT(x) ((x)==R_ARM_JMP_SLOT)
8
9 static inline void do_single_reloc(size_t *reloc_addr, int type, size_t sym_val, size_t sym_size, unsigned char *base_addr, size_t addend)
10 {
11         switch(type) {
12         case R_ARM_ABS32:
13                 *reloc_addr += sym_val;
14                 break;
15         case R_ARM_GLOB_DAT:
16         case R_ARM_JMP_SLOT:
17                 *reloc_addr = sym_val;
18                 break;
19         case R_ARM_RELATIVE:
20                 *reloc_addr += (size_t)base_addr;
21                 break;
22         case R_ARM_COPY:
23                 memcpy(reloc_addr, (void *)sym_val, sym_size);
24                 break;
25         }
26 }