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pass over COFF archive parser

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Nikita Smith
2024-12-06 11:53:16 -08:00
parent 29de0c5a9e
commit 80fa226432
8 changed files with 455 additions and 335 deletions
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src/coff/coff.h
+51 -34
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@@ -506,7 +506,7 @@ typedef struct COFF_SymbolSecDef
U16 number_of_relocations;
U16 number_of_ln;
U32 check_sum;
U16 number_lo; // one-based section index
U16 number_lo; // low 16 bits of one-based section index
COFF_ComdatSelectType selection;
U8 unused;
U16 number_hi;
@@ -635,13 +635,13 @@ typedef struct COFF_ResourceDirEntry
typedef struct COFF_ArchiveMemberHeader
{
String8 name; // padded to 16 bytes with spaces
U32 date; // unix time
U32 user_id; // unix artifact that does not have meaning on windows
U32 group_id; // unix artifact that does not have meaning on windows
String8 mode; // octal representation the members file mode
U32 size; // size of the member data, not including header
B32 is_end_correct; // set to true if found correct signature after header
String8 name; // padded to 16 bytes with spaces
COFF_TimeStamp time_stamp;
U32 user_id; // unix artifact that does not have meaning on windows
U32 group_id; // unix artifact that does not have meaning on windows
String8 mode; // octal representation the members file mode
B32 is_end_correct; // set to true if found correct signature after header
Rng1U64 data_range;
} COFF_ArchiveMemberHeader;
////////////////////////////////
@@ -747,18 +747,21 @@ typedef struct COFF_ArchiveMember
typedef struct COFF_ArchiveFirstMember
{
U32 symbol_count;
String8 member_offsets;
String8 string_table;
U32 symbol_count;
U64 member_offset_count;
U32 *member_offsets;
String8 string_table;
} COFF_ArchiveFirstMember;
typedef struct COFF_ArchiveSecondMember
{
U32 member_count;
U32 symbol_count;
String8 member_offsets;
String8 symbol_indices;
String8 string_table;
U32 member_count;
U32 symbol_count;
U64 member_offset_count;
U32 *member_offsets;
U64 symbol_index_count;
U16 *symbol_indices;
String8 string_table;
} COFF_ArchiveSecondMember;
typedef struct COFF_ArchiveMemberNode
@@ -783,9 +786,12 @@ typedef enum
typedef struct COFF_ArchiveParse
{
B32 has_second_header;
B32 has_long_names;
COFF_ArchiveFirstMember first_member;
COFF_ArchiveSecondMember second_member;
String8 long_names;
String8 error;
} COFF_ArchiveParse;
////////////////////////////////
@@ -828,7 +834,7 @@ internal COFF_SymbolValueInterpType coff_interp_symbol(U32 section_number, U32 v
internal U64 coff_foff_from_voff(COFF_SectionHeader *sections, U64 section_count, U64 voff);
internal COFF_SectionHeader *coff_section_header_from_num(String8 data, U64 section_headers_off, U64 n);
internal String8 coff_section_header_get_name(COFF_SectionHeader *header, String8 coff_data, U64 string_table_base);
internal String8 coff_name_from_section_header(COFF_SectionHeader *header, String8 coff_data, U64 string_table_base);
internal void coff_parse_section_name(String8 full_name, String8 *name_out, String8 *postfix_out);
internal String8 coff_read_symbol_name(String8 data, U64 string_table_base_offset, COFF_SymbolName *name);
@@ -883,31 +889,42 @@ internal String8 coff_write_resource_id(Arena *arena, COFF_ResourceID id);
internal String8 coff_write_resource(Arena *arena, COFF_ResourceID type, COFF_ResourceID name, U32 data_version, COFF_ResourceMemoryFlags memory_flags, U16 language_id, U32 version, U32 characteristics, String8 data);
////////////////////////////////
//~ Archive
internal COFF_DataType coff_data_type_from_data(String8 data);
internal B32 coff_is_import(String8 data);
internal B32 coff_is_archive(String8 data);
internal B32 coff_is_thin_archive(String8 data);
internal U64 coff_read_archive_member_header(String8 data, U64 offset, COFF_ArchiveMemberHeader *header_out);
internal COFF_ArchiveMember coff_read_archive_member(String8 data, U64 offset);
internal U64 coff_read_archive_import(String8 data, U64 offset, COFF_ImportHeader *header_out);
internal String8 coff_read_archive_long_name(String8 long_names, String8 name);
internal COFF_DataType coff_data_type_from_data(String8 data);
internal B32 coff_is_import(String8 data);
internal B32 coff_is_archive(String8 data);
internal B32 coff_is_thin_archive(String8 data);
internal COFF_ArchiveType coff_archive_type_from_data(String8 data);
internal U64 coff_parse_archive_member_header(String8 data, U64 offset, B32 is_regular_archive, COFF_ArchiveMemberHeader *header_out);
internal B32 coff_parse_archive_member_data(String8 data, U64 cursor, COFF_ArchiveMember *member_out);
internal COFF_ArchiveFirstMember coff_parse_first_archive_member(COFF_ArchiveMember *member);
internal COFF_ArchiveSecondMember coff_parse_second_archive_member(COFF_ArchiveMember *member);
internal String8 coff_parse_long_name(String8 long_names, String8 name);
internal U64 coff_parse_archive_import(String8 data, U64 offset, COFF_ImportHeader *header_out);
internal COFF_ArchiveMember coff_archive_member_from_offset(String8 data, U64 offset);
internal COFF_ArchiveMember coff_archive_member_from_data(String8 data);
internal U64 coff_archive_member_iter_init(String8 data);
internal B32 coff_archive_member_iter_next(String8 data, U64 *offset, COFF_ArchiveMember *member_out);
internal COFF_ArchiveParse coff_archive_parse_from_member_list(COFF_ArchiveMemberList list);
internal COFF_ArchiveParse coff_archive_from_data(Arena *arena, String8 data);
internal U64 coff_thin_archive_member_iter_init(String8 data);
internal B32 coff_thin_archive_member_iter_next(String8 data, U64 *offset, COFF_ArchiveMember *member_out);
internal COFF_ArchiveParse coff_thin_archive_from_data(Arena *arena, String8 data);
internal COFF_ArchiveType coff_archive_type_from_data(String8 data);
internal COFF_ArchiveParse coff_archive_parse_from_data(Arena *arena, String8 data);
internal COFF_ImportHeader coff_archive_import_from_data(String8 data);
internal U64 coff_archive_member_iter_init(String8 data);
internal B32 coff_archive_member_iter_next(String8 data, U64 *offset, COFF_ArchiveMember *member_out);
internal U64 coff_thin_archive_member_iter_init(String8 data);
internal B32 coff_thin_archive_member_iter_next(String8 data, U64 *offset, COFF_ArchiveMember *member_out);
internal COFF_ArchiveParse coff_archive_parse_from_member_list(COFF_ArchiveMemberList list);
internal COFF_ArchiveParse coff_archive_from_data(String8 data);
internal COFF_ArchiveParse coff_thin_archive_from_data(String8 data);
internal COFF_ArchiveParse coff_archive_parse_from_data(String8 data);
////////////////////////////////
// String <-> Enum
internal String8 coff_string_from_comdat_select_type(COFF_ComdatSelectType select);
internal String8 coff_string_from_machine_type(COFF_MachineType machine);
internal String8 coff_string_from_flags(Arena *arena, COFF_Flags flags);
internal String8 coff_string_from_section_flags(Arena *arena, COFF_SectionFlags flags);
internal String8 coff_string_from_import_header_type(COFF_ImportHeaderType type);
internal String8 coff_string_from_sym_dtype(COFF_SymDType x);