diff options
Diffstat (limited to 'include/elf/internal.h')
| -rw-r--r-- | include/elf/internal.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/elf/internal.h b/include/elf/internal.h index 7e13d54..e4eba7d 100644 --- a/include/elf/internal.h +++ b/include/elf/internal.h @@ -251,4 +251,29 @@ struct elf_segment_map asection *sections[1]; }; +/* Decide if the given sec_hdr is in the given segment in file. */ +#define ELF_IS_SECTION_IN_SEGMENT_FILE(sec_hdr, segment) \ + (sec_hdr->sh_size > 0 \ + /* PT_TLS segment contains only SHF_TLS sections. */ \ + && (segment->p_type != PT_TLS \ + || (sec_hdr->sh_flags & SHF_TLS) != 0) \ + /* Compare allocated sec_hdrs by VMA, unallocated sec_hdrs \ + by file offset. */ \ + && (sec_hdr->sh_flags & SHF_ALLOC \ + ? (sec_hdr->sh_addr >= segment->p_vaddr \ + && sec_hdr->sh_addr + sec_hdr->sh_size \ + <= segment->p_vaddr + segment->p_memsz) \ + : ((bfd_vma) sec_hdr->sh_offset >= segment->p_offset \ + && (sec_hdr->sh_offset + sec_hdr->sh_size \ + <= segment->p_offset + segment->p_filesz)))) + +/* Decide if the given sec_hdr is in the given segment in memory. */ +#define ELF_IS_SECTION_IN_SEGMENT_MEMORY(sec_hdr, segment) \ + (ELF_IS_SECTION_IN_SEGMENT_FILE (sec_hdr, segment) \ + /* .tbss is special. It doesn't contribute memory space to \ + normal segments. */ \ + && (!((sec_hdr->sh_flags & SHF_TLS) != 0 \ + && sec_hdr->sh_type == SHT_NOBITS) \ + || segment->p_type == PT_TLS)) + #endif /* _ELF_INTERNAL_H */ |