| #ifndef _INTERNAL_RELOC_H |
| #define _INTERNAL_RELOC_H |
| |
| #include <features.h> |
| #include <elf.h> |
| #include <stdint.h> |
| #include <stddef.h> |
| #include <stdarg.h> |
| |
| #if UINTPTR_MAX == 0xffffffff |
| typedef Elf32_Ehdr Ehdr; |
| typedef Elf32_Phdr Phdr; |
| typedef Elf32_Sym Sym; |
| #define R_TYPE(x) ((x)&255) |
| #define R_SYM(x) ((x)>>8) |
| #define R_INFO ELF32_R_INFO |
| #else |
| typedef Elf64_Ehdr Ehdr; |
| typedef Elf64_Phdr Phdr; |
| typedef Elf64_Sym Sym; |
| #define R_TYPE(x) ((x)&0x7fffffff) |
| #define R_SYM(x) ((x)>>32) |
| #define R_INFO ELF64_R_INFO |
| #endif |
| |
| /* These enum constants provide unmatchable default values for |
| * any relocation type the arch does not use. */ |
| enum { |
| REL_NONE = 0, |
| REL_SYMBOLIC = -100, |
| REL_USYMBOLIC, |
| REL_GOT, |
| REL_PLT, |
| REL_RELATIVE, |
| REL_OFFSET, |
| REL_OFFSET32, |
| REL_COPY, |
| REL_SYM_OR_REL, |
| REL_DTPMOD, |
| REL_DTPOFF, |
| REL_TPOFF, |
| REL_TPOFF_NEG, |
| REL_TLSDESC, |
| REL_FUNCDESC, |
| REL_FUNCDESC_VAL, |
| }; |
| |
| struct fdpic_loadseg { |
| uintptr_t addr, p_vaddr, p_memsz; |
| }; |
| |
| struct fdpic_loadmap { |
| unsigned short version, nsegs; |
| struct fdpic_loadseg segs[]; |
| }; |
| |
| struct fdpic_dummy_loadmap { |
| unsigned short version, nsegs; |
| struct fdpic_loadseg segs[1]; |
| }; |
| |
| #include "reloc.h" |
| |
| #ifndef FDPIC_CONSTDISP_FLAG |
| #define FDPIC_CONSTDISP_FLAG 0 |
| #endif |
| |
| #ifndef DL_FDPIC |
| #define DL_FDPIC 0 |
| #endif |
| |
| #ifndef DL_NOMMU_SUPPORT |
| #define DL_NOMMU_SUPPORT 0 |
| #endif |
| |
| #if !DL_FDPIC |
| #define IS_RELATIVE(x,s) ( \ |
| (R_TYPE(x) == REL_RELATIVE) || \ |
| (R_TYPE(x) == REL_SYM_OR_REL && !R_SYM(x)) ) |
| #else |
| #define IS_RELATIVE(x,s) ( ( \ |
| (R_TYPE(x) == REL_FUNCDESC_VAL) || \ |
| (R_TYPE(x) == REL_SYMBOLIC) ) \ |
| && (((s)[R_SYM(x)].st_info & 0xf) == STT_SECTION) ) |
| #endif |
| |
| #ifndef NEED_MIPS_GOT_RELOCS |
| #define NEED_MIPS_GOT_RELOCS 0 |
| #endif |
| |
| #ifndef DT_DEBUG_INDIRECT |
| #define DT_DEBUG_INDIRECT 0 |
| #endif |
| |
| #define AUX_CNT 32 |
| #define DYN_CNT 32 |
| |
| typedef void (*stage2_func)(unsigned char *, size_t *); |
| |
| hidden void *__dlsym(void *restrict, const char *restrict, void *restrict); |
| |
| hidden void __dl_seterr(const char *, ...); |
| hidden int __dl_invalid_handle(void *); |
| hidden void __dl_vseterr(const char *, va_list); |
| |
| hidden ptrdiff_t __tlsdesc_static(), __tlsdesc_dynamic(); |
| |
| hidden extern int __malloc_replaced; |
| hidden extern int __aligned_alloc_replaced; |
| hidden void __malloc_donate(char *, char *); |
| hidden int __malloc_allzerop(void *); |
| |
| #endif |