/** Write the section table section back to disk */ void SgAsmElfSectionTable::unparse(std::ostream &f) const { SgAsmElfFileHeader *fhdr = dynamic_cast<SgAsmElfFileHeader*>(get_header()); ROSE_ASSERT(fhdr!=NULL); ByteOrder::Endianness sex = fhdr->get_sex(); SgAsmGenericSectionPtrList sections = fhdr->get_sectab_sections(); /* Write the sections first */ for (size_t i=0; i<sections.size(); i++) sections[i]->unparse(f); unparse_holes(f); /* Calculate sizes. The ELF File Header should have been updated in reallocate() prior to unparsing. */ size_t ent_size, struct_size, opt_size, nentries; calculate_sizes(&ent_size, &struct_size, &opt_size, &nentries); ROSE_ASSERT(fhdr->get_shextrasz()==opt_size); ROSE_ASSERT(fhdr->get_e_shnum()==nentries); /* Write the section table entries */ for (size_t i=0; i<sections.size(); ++i) { SgAsmElfSection *section = dynamic_cast<SgAsmElfSection*>(sections[i]); ROSE_ASSERT(section!=NULL); SgAsmElfSectionTableEntry *shdr = section->get_section_entry(); ROSE_ASSERT(shdr!=NULL); ROSE_ASSERT(shdr->get_sh_offset()==section->get_offset());/*section table entry should have been updated in reallocate()*/ int id = section->get_id(); ROSE_ASSERT(id>=0 && (size_t)id<nentries); SgAsmElfSectionTableEntry::Elf32SectionTableEntry_disk disk32; SgAsmElfSectionTableEntry::Elf64SectionTableEntry_disk disk64; void *disk = NULL; if (4==fhdr->get_word_size()) { disk = shdr->encode(sex, &disk32); } else if (8==fhdr->get_word_size()) { disk = shdr->encode(sex, &disk64); } else { ROSE_ASSERT(!"invalid word size"); } /* The disk struct */ rose_addr_t spos = write(f, id*ent_size, struct_size, disk); if (shdr->get_extra().size() > 0) { ROSE_ASSERT(shdr->get_extra().size()<=opt_size); write(f, spos, shdr->get_extra()); } } }