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don't create BIAT and UIAT sections when not requested

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This commit is contained in:
Nikita Smith
2025-06-25 10:53:23 -07:00
committed by Ryan Fleury
parent 9c93ee1579
commit f0a967a15d
5 changed files with 80 additions and 56 deletions
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src/pe/pe_make_import_table.c
+6 -4
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@@ -341,11 +341,11 @@ pe_make_import_dll_obj_delayed(Arena *arena, COFF_TimeStamp time_stamp, COFF_Mac
COFF_ObjSection *iat_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".didat$5"), PE_IDATA_SECTION_FLAGS|import_align, str8_zero());
COFF_ObjSection *int_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".didat$6"), PE_IDATA_SECTION_FLAGS|COFF_SectionFlag_Align2Bytes, str8_zero());
COFF_ObjSection *dll_name_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".didat$7"), PE_IDATA_SECTION_FLAGS|COFF_SectionFlag_Align2Bytes, dll_name_cstr);
COFF_ObjSection *biat_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".didat$8"), PE_IDATA_SECTION_FLAGS|import_align, str8_zero());
COFF_ObjSection *uiat_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".didat$9"), PE_IDATA_SECTION_FLAGS|import_align, str8_zero());
COFF_ObjSection *code_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".text$i"), PE_TEXT_SECTION_FLAGS, str8_zero());
COFF_ObjSection *handle_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".data$h"), PE_DATA_SECTION_FLAGS, str8_array(handle, handle_size));
COFF_ObjSection *code_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".text$i"), PE_TEXT_SECTION_FLAGS|COFF_SectionFlag_Align1Bytes, str8_zero());
COFF_ObjSection *handle_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".data$h"), PE_DATA_SECTION_FLAGS|COFF_SectionFlag_Align1Bytes, str8_array(handle, handle_size));
COFF_ObjSection *debug_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".debug$S"), PE_DEBUG_SECTION_FLAGS|COFF_SectionFlag_Align1Bytes, debug_symbols);
COFF_ObjSection *biat_sect = 0;
COFF_ObjSection *uiat_sect = 0;
// sections symbols
COFF_ObjSymbol *dll_symbol = coff_obj_writer_push_symbol_static(obj_writer, dll_sect->name, 0, dll_sect);
@@ -362,12 +362,14 @@ pe_make_import_dll_obj_delayed(Arena *arena, COFF_TimeStamp time_stamp, COFF_Mac
// patch BIAT virtual offset in import header
if (emit_biat) {
biat_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".didat$8"), PE_IDATA_SECTION_FLAGS|import_align, str8_zero());
COFF_ObjSymbol *biat_symbol = coff_obj_writer_push_symbol_static(obj_writer, biat_sect->name, 0, biat_sect);
coff_obj_writer_section_push_reloc_voff(obj_writer, dll_sect, OffsetOf(PE_DelayedImportEntry, bound_table_voff), biat_symbol);
}
// patch UIAT virtual offset in import header
if (emit_uiat) {
uiat_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".didat$9"), PE_IDATA_SECTION_FLAGS|import_align, str8_zero());
COFF_ObjSymbol *uiat_symbol = coff_obj_writer_push_symbol_static(obj_writer, uiat_sect->name, 0, uiat_sect);
coff_obj_writer_section_push_reloc_voff(obj_writer, dll_sect, OffsetOf(PE_DelayedImportEntry, unload_table_voff), uiat_symbol);
}