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reloc.h 916 B

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  1. #include <string.h>
  2. #include <elf.h>
  3. #define ETC_LDSO_PATH "/etc/ld-musl-powerpc.path"
  4. #define IS_COPY(x) ((x)==R_PPC_COPY)
  5. #define IS_PLT(x) ((x)==R_PPC_JMP_SLOT)
  6. // see linux' arch/powerpc/include/asm/elf.h
  7. static inline void do_single_reloc(
  8. struct dso *self, unsigned char *base_addr,
  9. size_t *reloc_addr, int type, size_t addend,
  10. Sym *sym, size_t sym_size,
  11. struct symdef def, size_t sym_val)
  12. {
  13. switch(type) {
  14. case R_PPC_GLOB_DAT:
  15. case R_PPC_JMP_SLOT:
  16. *reloc_addr = sym_val;
  17. break;
  18. case R_PPC_REL32:
  19. if (sym_val) *reloc_addr += sym_val;
  20. else *reloc_addr += (size_t)base_addr;
  21. break;
  22. case R_PPC_COPY:
  23. memcpy(reloc_addr, (void *)sym_val, sym_size);
  24. break;
  25. case R_PPC_RELATIVE:
  26. *reloc_addr += (size_t)base_addr;
  27. break;
  28. //case R_PPC64_DTPMOD64: //R_X86_64_DTPMOD64:
  29. case R_PPC_DTPMOD32: //R_386_TLS_DTPMOD32:
  30. *reloc_addr = def.dso ? def.dso->tls_id : self->tls_id;
  31. break;
  32. }
  33. }