replaced dependency on linker's chunking for resource serialization

with COFF obj writer
2026-08-05 13:28:40 +00:00 · 2025-06-25 10:53:21 -07:00
parent 55c76db902
commit c45088b546
11 changed files with 540 additions and 403 deletions
@@ -0,0 +1,78 @@
+#ifndef COFF_OBJ_WRITER_H
+#define COFF_OBJ_WRITER_H
+
+typedef struct COFF_ObjSymbol
+{
+  String8                 name;
+  U32                     value;
+  struct COFF_ObjSection *section;
+  COFF_SymbolType         type;
+  COFF_SymStorageClass    storage_class;
+  String8List             aux_symbols;
+  U32                     idx;
+} COFF_ObjSymbol;
+
+typedef struct COFF_ObjSymbolNode
+{
+  struct COFF_ObjSymbolNode *next;
+  COFF_ObjSymbol             v;
+} COFF_ObjSymbolNode;
+
+typedef struct COFF_ObjReloc
+{
+  U32             apply_off;
+  COFF_ObjSymbol *symbol;
+  COFF_RelocType  type;
+} COFF_ObjReloc;
+
+typedef struct COFF_ObjRelocNode
+{
+  struct COFF_ObjRelocNode *next;
+  COFF_ObjReloc             v;
+} COFF_ObjRelocNode;
+
+typedef struct COFF_ObjSection
+{
+  String8           name;
+  String8List       data;
+  COFF_SectionFlags flags;
+  COFF_ObjSymbol   *symbol;
+
+  U64                reloc_count;
+  COFF_ObjRelocNode *reloc_first;
+  COFF_ObjRelocNode *reloc_last;
+
+  U32 section_number;
+} COFF_ObjSection;
+
+typedef struct COFF_ObjSectionNode
+{
+  struct COFF_ObjSectionNode *next;
+  COFF_ObjSection             v;
+} COFF_ObjSectionNode;
+
+typedef struct COFF_ObjWriter
+{
+  Arena           *arena;
+  COFF_TimeStamp   time_stamp;
+  COFF_MachineType machine_type;
+
+  U64                 symbol_count;
+  COFF_ObjSymbolNode *symbol_first;
+  COFF_ObjSymbolNode *symbol_last;
+
+  U64                  sect_count;
+  COFF_ObjSectionNode *sect_first;
+  COFF_ObjSectionNode *sect_last;
+} COFF_ObjWriter;
+
+////////////////////////////////
+
+internal COFF_ObjWriter*  coff_obj_writer_alloc(COFF_TimeStamp time_stamp, COFF_MachineType machine_type);
+internal void             coff_obj_writer_release(COFF_ObjWriter **obj_writer);
+internal COFF_ObjSection* coff_obj_writer_push_section(COFF_ObjWriter *obj_writer, String8 name, COFF_SectionFlags flags, String8 data);
+internal COFF_ObjSymbol*  coff_obj_writer_push_symbol(COFF_ObjWriter *obj_writer, String8 name, U32 value, COFF_ObjSection *section, COFF_SymbolType type, COFF_SymStorageClass storage_class);
+internal COFF_ObjReloc*   coff_obj_writer_section_push_reloc(COFF_ObjWriter *obj_writer, COFF_ObjSection *sect, U32 apply_off, COFF_ObjSymbol *symbol, COFF_RelocType reloc_type);
+
+#endif // COFF_OBJ_WRITER_H
+