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WIP light COFF symbol table parse

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Nikita Smith authored and Ryan Fleury committed 2026-07-27 14:47:22 -07:00
1 parent bd2cbfc127
commit 493241c1da
6 files changed
+193 -99
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src/coff/coff_parse.c
+43 -17
View File
@@ -166,13 +166,20 @@ coff_section_header_array_from_name(Arena *arena, String8 string_table, COFF_Sec
}
internal COFF_ParsedSymbol
coff_parse_symbol32(String8 string_table, COFF_Symbol32 *sym32)
{
COFF_ParsedSymbol result = {0};
result.name = coff_read_symbol_name(string_table, &sym32->name);
result.value = sym32->value;
result.section_number = sym32->section_number;
internal COFF_ParsedSymbol
coff_parse_symbol32(String8 string_table, COFF_Symbol32 *sym32)
{
COFF_ParsedSymbol result = coff_parse_symbol32_no_name(sym32);
result.name = coff_read_symbol_name(string_table, &sym32->name);
return result;
}
internal force_inline COFF_ParsedSymbol
coff_parse_symbol32_no_name(COFF_Symbol32 *sym32)
{
COFF_ParsedSymbol result = {0};
result.value = sym32->value;
result.section_number = sym32->section_number;
result.type = sym32->type;
result.storage_class = sym32->storage_class;
result.aux_symbol_count = sym32->aux_symbol_count;
@@ -180,12 +187,19 @@ coff_parse_symbol32(String8 string_table, COFF_Symbol32 *sym32)
return result;
}
internal COFF_ParsedSymbol
coff_parse_symbol16(String8 string_table, COFF_Symbol16 *sym16)
{
COFF_ParsedSymbol result = {0};
result.name = coff_read_symbol_name(string_table, &sym16->name);
result.value = sym16->value;
internal COFF_ParsedSymbol
coff_parse_symbol16(String8 string_table, COFF_Symbol16 *sym16)
{
COFF_ParsedSymbol result = coff_parse_symbol16_no_name(sym16);
result.name = coff_read_symbol_name(string_table, &sym16->name);
return result;
}
internal force_inline COFF_ParsedSymbol
coff_parse_symbol16_no_name(COFF_Symbol16 *sym16)
{
COFF_ParsedSymbol result = {0};
result.value = sym16->value;
if (sym16->section_number == COFF_Symbol_DebugSection16) {
result.section_number = COFF_Symbol_DebugSection32;
} else if (sym16->section_number == COFF_Symbol_AbsSection16) {
@@ -200,8 +214,8 @@ coff_parse_symbol16(String8 string_table, COFF_Symbol16 *sym16)
return result;
}
internal COFF_ParsedSymbol
coff_parse_symbol(COFF_FileHeaderInfo header, String8 string_table, String8 symbol_table, U32 symbol_idx)
internal COFF_ParsedSymbol
coff_parse_symbol(COFF_FileHeaderInfo header, String8 string_table, String8 symbol_table, U32 symbol_idx)
{
COFF_ParsedSymbol symbol;
if (header.is_big_obj) {
@@ -209,8 +223,20 @@ coff_parse_symbol(COFF_FileHeaderInfo header, String8 string_table, String8 symb
} else {
symbol = coff_parse_symbol16(string_table, (COFF_Symbol16 *)symbol_table.str + symbol_idx);
}
return symbol;
}
return symbol;
}
internal force_inline COFF_ParsedSymbol
coff_parse_symbol_no_name(COFF_FileHeaderInfo header, String8 symbol_table, U32 symbol_idx)
{
COFF_ParsedSymbol symbol;
if (header.is_big_obj) {
symbol = coff_parse_symbol32_no_name((COFF_Symbol32 *)symbol_table.str + symbol_idx);
} else {
symbol = coff_parse_symbol16_no_name((COFF_Symbol16 *)symbol_table.str + symbol_idx);
}
return symbol;
}
internal COFF_Symbol32Array
coff_symbol_array_from_data_16(Arena *arena, String8 raw_coff, U64 symbol_array_off, U64 symbol_count)
src/coff/coff_parse.h
+6 -3
View File
@@ -259,9 +259,12 @@ internal String8 coff_name_from_section_header (String8 str
////////////////////////////////
// Symbol
internal COFF_ParsedSymbol coff_parse_symbol32(String8 string_table, COFF_Symbol32 *sym32);
internal COFF_ParsedSymbol coff_parse_symbol16(String8 string_table, COFF_Symbol16 *sym16);
internal COFF_ParsedSymbol coff_parse_symbol (COFF_FileHeaderInfo header, String8 string_table, String8 symbol_table, U32 symbol_idx);
internal COFF_ParsedSymbol coff_parse_symbol32(String8 string_table, COFF_Symbol32 *sym32);
internal COFF_ParsedSymbol coff_parse_symbol16(String8 string_table, COFF_Symbol16 *sym16);
internal COFF_ParsedSymbol coff_parse_symbol (COFF_FileHeaderInfo header, String8 string_table, String8 symbol_table, U32 symbol_idx);
internal force_inline COFF_ParsedSymbol coff_parse_symbol32_no_name(COFF_Symbol32 *sym32);
internal force_inline COFF_ParsedSymbol coff_parse_symbol16_no_name(COFF_Symbol16 *sym16);
internal force_inline COFF_ParsedSymbol coff_parse_symbol_no_name (COFF_FileHeaderInfo header, String8 symbol_table, U32 symbol_idx);
internal COFF_Symbol32Array coff_symbol_array_from_data_16(Arena *arena, String8 data, U64 symbol_array_off, U64 symbol_count);
internal COFF_Symbol32Array coff_symbol_array_from_data_32(Arena *arena, String8 data, U64 symbol_array_off, U64 symbol_count);