73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
////////////////////////////////////////////////////////////
|
|
//~ Archive types
|
|
|
|
#define TAR_ArchiveLookupTableCapacityFactor 2.0
|
|
|
|
Struct(TAR_Entry)
|
|
{
|
|
b32 valid;
|
|
String file_name;
|
|
String data;
|
|
|
|
b32 is_dir;
|
|
TAR_Entry *next;
|
|
TAR_Entry *next_child; /* If entry is dir, points to first child. Otherwise points to next sibling. */
|
|
} extern Readonly TAR_nil_entry;
|
|
|
|
Struct(TAR_Archive)
|
|
{
|
|
Dict *lookup;
|
|
TAR_Entry *head;
|
|
};
|
|
|
|
////////////////////////////////////////////////////////////
|
|
//~ Header types
|
|
|
|
Enum(TAR_FileKind)
|
|
{
|
|
TAR_FileKind_File = '0',
|
|
TAR_FileKind_HardLink = '1',
|
|
TAR_FileKind_SymLink = '2',
|
|
TAR_FileKind_CharacterSpecial = '3',
|
|
TAR_FileKind_BlockSpecial = '4',
|
|
TAR_FileKind_Directory = '5',
|
|
TAR_FileKind_Fifo = '6',
|
|
TAR_FileKind_ContiguousFile = '7',
|
|
TAR_FileKind_PaxHeaderG = 'g',
|
|
TAR_FileKind_PaxHeaderX = 'x'
|
|
};
|
|
|
|
Packed(Struct(TAR_Header)
|
|
{
|
|
/* Pre-posix */
|
|
u8 file_name[100];
|
|
u8 file_mode[8];
|
|
u8 owner_id[8];
|
|
u8 group_id[8];
|
|
u8 file_size[12];
|
|
u8 last_modified[12];
|
|
u8 checksum[8];
|
|
|
|
/* Both */
|
|
u8 file_type;
|
|
u8 linked_file_name[100];
|
|
|
|
/* UStar */
|
|
u8 ustar_indicator[6];
|
|
u8 ustar_version[2];
|
|
u8 owner_user_name[32];
|
|
u8 owner_group_name[32];
|
|
u8 device_major_number[8];
|
|
u8 device_minor_number[8];
|
|
u8 file_name_prefix[155];
|
|
u8 padding[12];
|
|
});
|
|
|
|
////////////////////////////////////////////////////////////
|
|
//~ Archive operations
|
|
|
|
u64 TAR_U64FromOctString(String str);
|
|
TAR_Archive TAR_ArchiveFromString(Arena *arena, String data, String prefix);
|
|
|
|
TAR_Entry *TAR_EntryFromName(TAR_Archive *archive, String name);
|