void find_in_section()

in src/backward.h [1454:1518]

• 59 lines of code
• 12 McCabe index (conditional complexity)

    void find_in_section(
        bfd_vma addr,
        bfd_vma base_addr,
        bfd_fileobject& fobj,
        asection* section,
        find_sym_result& result)
    {
        if (result.found)
            return;

#        ifdef bfd_get_section_flags
        if ((bfd_get_section_flags(fobj.handle.get(), section) & SEC_ALLOC) == 0)
#        else
        if ((bfd_section_flags(section) & SEC_ALLOC) == 0)
#        endif
            return; // a debug section is never loaded automatically.

#        ifdef bfd_get_section_vma
        bfd_vma sec_addr = bfd_get_section_vma(fobj.handle.get(), section);
#        else
        bfd_vma sec_addr = bfd_section_vma(section);
#        endif
#        ifdef bfd_get_section_size
        bfd_size_type size = bfd_get_section_size(section);
#        else
        bfd_size_type size = bfd_section_size(section);
#        endif

        // are we in the boundaries of the section?
        if (addr < sec_addr || addr >= sec_addr + size) {
            addr -= base_addr; // oups, a relocated object, lets try again...
            if (addr < sec_addr || addr >= sec_addr + size) {
                return;
            }
        }

#        if defined(__clang__)
#            pragma clang diagnostic push
#            pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"
#        endif
        if (!result.found && fobj.symtab) {
            result.found = bfd_find_nearest_line(
                fobj.handle.get(),
                section,
                fobj.symtab.get(),
                addr - sec_addr,
                &result.filename,
                &result.funcname,
                &result.line);
        }

        if (!result.found && fobj.dynamic_symtab) {
            result.found = bfd_find_nearest_line(
                fobj.handle.get(),
                section,
                fobj.dynamic_symtab.get(),
                addr - sec_addr,
                &result.filename,
                &result.funcname,
                &result.line);
        }
#        if defined(__clang__)
#            pragma clang diagnostic pop
#        endif
    }