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move obj writer for PE debug directory to stand-alone file

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This commit is contained in:
Nikita Smith
2025-06-25 10:53:23 -07:00
committed by Ryan Fleury
parent 7f6d8004a9
commit e911bf5368
8 changed files with 165 additions and 127 deletions
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src/pe/pe_make_debug_dir.c
+47
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@@ -0,0 +1,47 @@
// Copyright (c) 2025 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)
internal String8
pe_make_debug_directory_pdb_obj(Arena *arena, COFF_MachineType machine, Guid guid, U32 age, COFF_TimeStamp time_stamp, String8 path)
{
COFF_ObjWriter *obj_writer = coff_obj_writer_alloc(COFF_TimeStamp_Max, machine);
String8 debug_data = pe_make_debug_header_pdb70(obj_writer->arena, guid, age, path);
COFF_ObjSection *debug_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".RAD_LINK_PE_DEBUG_DATA"), PE_DEBUG_DIR_SECTION_FLAGS, debug_data);
COFF_ObjSymbol *debug_symbol = coff_obj_writer_push_symbol_static(obj_writer, str8_lit("PDB_DEBUG_HEADER_70"), 0, debug_sect);
coff_obj_writer_push_symbol_extern(obj_writer, str8_lit("RAD_LINK_PE_DEBUG_PDB"), 0, debug_sect);
coff_obj_writer_push_symbol_extern(obj_writer, str8_lit("RAD_LINK_PE_DEBUG_GUID_PDB"), OffsetOf(PE_CvHeaderPDB70, guid), debug_sect);
PE_DebugDirectory *dir = push_array(obj_writer->arena, PE_DebugDirectory, 1);
dir->time_stamp = time_stamp;
dir->type = PE_DebugDirectoryType_CODEVIEW;
dir->size = debug_data.size;
COFF_ObjSection *debug_dir_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".RAD_LINK_PE_DEBUG_DIR"), PE_DEBUG_DIR_SECTION_FLAGS, str8_struct(dir));
coff_obj_writer_section_push_reloc_voff(obj_writer, debug_dir_sect, OffsetOf(PE_DebugDirectory, voff), debug_symbol);
String8 obj = coff_obj_writer_serialize(arena, obj_writer);
return obj;
}
internal String8
pe_make_debug_directory_rdi_obj(Arena *arena, COFF_MachineType machine, Guid guid, U32 age, COFF_TimeStamp time_stamp, String8 path)
{
COFF_ObjWriter *obj_writer = coff_obj_writer_alloc(COFF_TimeStamp_Max, machine);
String8 debug_data = pe_make_debug_header_rdi(obj_writer->arena, guid, path);
COFF_ObjSection *debug_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".RAD_LINK_PE_DEBUG_DATA"), PE_DEBUG_DIR_SECTION_FLAGS, debug_data);
COFF_ObjSymbol *debug_symbol = coff_obj_writer_push_symbol_static(obj_writer, str8_lit("PDB_DEBUG_HEADER_RDI"), 0, debug_sect);
coff_obj_writer_push_symbol_extern(obj_writer, str8_lit("RAD_LINK_PE_DEBUG_RDI"), 0, debug_sect);
coff_obj_writer_push_symbol_extern(obj_writer, str8_lit("RAD_LINK_PE_DEBUG_GUID_RDI"), OffsetOf(PE_CvHeaderRDI, guid), debug_sect);
PE_DebugDirectory *dir = push_array(obj_writer->arena, PE_DebugDirectory, 1);
dir->time_stamp = time_stamp;
dir->type = PE_DebugDirectoryType_CODEVIEW;
dir->size = debug_data.size;
COFF_ObjSection *dir_sect = coff_obj_writer_push_section(obj_writer, str8_lit(".RAD_LINK_PE_DEBUG_DIR"), PE_DEBUG_DIR_SECTION_FLAGS, str8_struct(dir));
coff_obj_writer_section_push_reloc_voff(obj_writer, dir_sect, OffsetOf(PE_DebugDirectory, voff), debug_symbol);
String8 obj = coff_obj_writer_serialize(arena, obj_writer);
return obj;
}
src/pe/pe_make_debug_dir.h
+11
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@@ -0,0 +1,11 @@
// Copyright (c) 2025 Epic Games Tools
// Licensed under the MIT license (https://opensource.org/license/mit/)
#ifndef PE_MAKE_DEBUG_DIR_H
#define PE_MAKE_DEBUG_DIR_H
internal String8 pe_make_debug_directory_pdb_obj(Arena *arena, COFF_MachineType machine, Guid guid, U32 age, COFF_TimeStamp time_stamp, String8 path);
internal String8 pe_make_debug_directory_rdi_obj(Arena *arena, COFF_MachineType machine, Guid guid, U32 age, COFF_TimeStamp time_stamp, String8 path);
#endif // PE_MAKE_DEBUG_DIR_H
src/pe/pe_section_flags.h
+1 -1
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@@ -9,7 +9,7 @@
#define PE_RDATA_SECTION_FLAGS (COFF_SectionFlag_CntInitializedData|COFF_SectionFlag_MemRead)
#define PE_BSS_SECTION_FLAGS (COFF_SectionFlag_CntUninitializedData|COFF_SectionFlag_MemRead|COFF_SectionFlag_MemWrite)
#define PE_IDATA_SECTION_FLAGS PE_DATA_SECTION_FLAGS
#define PE_DEBUG_DIR_SECTION_FLAGS PE_DATA_SECTION_FLAGS
#define PE_DEBUG_DIR_SECTION_FLAGS PE_RDATA_SECTION_FLAGS
#define PE_RSRC_SECTION_FLAGS PE_DATA_SECTION_FLAGS
#define PE_RSRC1_SECTION_FLAGS (PE_DATA_SECTION_FLAGS | COFF_SectionFlag_Align4Bytes)
#define PE_RSRC2_SECTION_FLAGS (PE_DATA_SECTION_FLAGS | COFF_SectionFlag_Align4Bytes)