+int elf_doRelocate_386(tElfRelocInfo *Info, uint32_t r_info, uint32_t *ptr, Elf32_Addr addend, int bRela)
+{
+ const Elf32_Sym *sym = &Info->symtab[ ELF32_R_SYM(r_info) ];
+ void *symval = (void*)sym->st_value;
+ size_t size = sym->st_size;
+ TRACE("%i '%s'", ELF32_R_TYPE(r_info), Info->strtab + sym->st_name);
+ switch( ELF32_R_TYPE(r_info) )
+ {
+ // Standard 32 Bit Relocation (S+A)
+ case R_386_32:
+ TRACE("R_386_32 *0x%x = %p + 0x%x", ptr, symval, addend);
+ *ptr = (intptr_t)symval + addend;
+ break;
+
+ // 32 Bit Relocation wrt. Offset (S+A-P)
+ case R_386_PC32:
+ TRACE("R_386_PC32 *0x%x = 0x%x + 0x%p - 0x%x", ptr, *ptr, symval, (intptr_t)ptr );
+ *ptr = (intptr_t)symval + addend - (intptr_t)ptr;
+ //*ptr = val + addend - ((Uint)ptr - iBaseDiff);
+ break;
+
+ // Absolute Value of a symbol (S)
+ case R_386_GLOB_DAT:
+ TRACE("R_386_GLOB_DAT *0x%x = %p", ptr, symval); if(0)
+ case R_386_JMP_SLOT:
+ TRACE("R_386_JMP_SLOT *0x%x = %p", ptr, symval);
+ *ptr = (intptr_t)symval;
+ break;
+
+ // Base Address (B+A)
+ case R_386_RELATIVE:
+ TRACE("R_386_RELATIVE *0x%x = 0x%x + 0x%x", ptr, Info->iBaseDiff, addend);
+ *ptr = Info->iBaseDiff + addend;
+ break;
+
+ case R_386_COPY: {
+ void *old_symval = symval;
+ GetSymbol(Info->strtab + sym->st_name, &symval, &size, Info->Base);
+ if( symval == old_symval )
+ {
+ if( ELF32_ST_BIND(sym->st_info) != STB_WEAK )
+ {
+ WARNING("sym={val:%p,size:0x%x,info:0x%x,other:0x%x,shndx:%i}",
+ sym->st_value, sym->st_size, sym->st_info, sym->st_other, sym->st_shndx);
+ WARNING("Can't find required external symbol '%s' for R_386_COPY", Info->strtab + sym->st_name);
+ return 1;
+ }
+ // Don't bother doing the memcpy
+ TRACE("R_386_COPY (%p, %p, %i)", ptr, symval, size);
+ }
+ else
+ {
+ TRACE("R_386_COPY (%p, %p, %i)", ptr, symval, size);
+ memcpy(ptr, symval, size);
+ }
+ break; }
+
+ default:
+ WARNING("Unknown relocation %i", ELF32_ST_TYPE(r_info));
+ return 2;
+ }
+ return 0;
+}
+
+int elf_doRelocate_arm(tElfRelocInfo *Info, uint32_t r_info, uint32_t *ptr, Elf32_Addr addend, int bRela)
+{
+ const Elf32_Sym *sym = &Info->symtab[ ELF32_R_SYM(r_info) ];
+ void *symval = (void*)sym->st_value;
+ size_t size = sym->st_size;
+ TRACE("%i '%s'", ELF32_R_TYPE(r_info), Info->strtab + sym->st_name);
+ uintptr_t val = (uintptr_t)symval;
+ switch( ELF32_R_TYPE(r_info) )
+ {
+ // (S + A) | T
+ case R_ARM_ABS32:
+ TRACE("R_ARM_ABS32 %p (%p + %x)", ptr, symval, addend);
+ *ptr = val + addend;
+ break;
+ case R_ARM_GLOB_DAT:
+ TRACE("R_ARM_GLOB_DAT %p (%p + %x)", ptr, symval, addend);
+ *ptr = val + addend;
+ break;
+ case R_ARM_JUMP_SLOT:
+ if(!bRela) addend = 0;
+ TRACE("R_ARM_JUMP_SLOT %p (%p + %x)", ptr, symval, addend);
+ *ptr = val + addend;
+ break;
+ // Copy
+ case R_ARM_COPY:
+ TRACE("R_ARM_COPY (%p, %p, %i)", ptr, symval, size);
+ memcpy(ptr, symval, size);
+ break;
+ // Delta between link and runtime locations + A
+ case R_ARM_RELATIVE:
+ TRACE("R_ARM_RELATIVE %p (0x%x + 0x%x)", ptr, Info->iBaseDiff, addend);
+ if(ELF32_R_SYM(r_info) != 0) {
+ // TODO: Get delta for a symbol
+ WARNING("TODO - Implment R_ARM_RELATIVE for symbols");
+ return 2;
+ }
+ else {
+ *ptr = Info->iBaseDiff + addend;
+ }
+ break;
+ default:
+ WARNING("Unknown Relocation, %i", ELF32_R_TYPE(r_info));
+ return 2;
+ }
+ return 0;
+}
+
+int elf_doRelocate_unk(tElfRelocInfo *Info, uint32_t r_info, uint32_t *ptr, Elf32_Addr addend, int bRela)
+{
+ return 1;
+}
+