Possibly finished gzip compression option

More metadata stuff Started work on inode parsing
2020-11-11 02:55:21 -06:00
parent 89b19b06f6
commit 8fa093763f
3 changed files with 215 additions and 40 deletions
@@ -0,0 +1,91 @@
+package inode
+
+type CommonHeader struct {
+	InodeType    uint16
+	Permissions  uint16
+	UID          uint16
+	GID          uint16
+	ModifiedTime uint32
+	Number       uint32
+}
+
+type BasicDirectory struct {
+	DirectoryIndex    uint32
+	HardLinks         uint32
+	DirectorySize     uint16
+	DirectoryOffset   uint16
+	ParentInodeNumber uint32
+}
+
+type ExtendedDirectoryInit struct {
+	HardLinks         uint32
+	DirectorySize     uint32
+	DirectoryIndex    uint32
+	ParentInodeNumber uint32
+	IndexCount        uint16 //one less then directory indexes following structure
+	DirectoryOffset   uint16
+	XattrIndex        uint32
+}
+
+type ExtendedDirectory struct {
+	ExtendedDirectoryInit
+	//TODO indexes []DirectoryIndex
+}
+
+type BasicFile struct {
+	BlockStart     uint32
+	FragmentIndex  uint32
+	FragmentOffset uint32
+	Size           uint32
+	BlockSizes     []uint32
+}
+
+type ExtendedFile struct {
+	BlockStart     uint32
+	Size           uint32
+	Sparse         uint64
+	HardLinks      uint32
+	FragmentIndex  uint32
+	FragmentOffset uint32
+	XattrIndex     uint32
+	BlockSizes     []uint32
+}
+
+type BasicSymlinkInit struct {
+	HardLinks      uint32
+	TargetPathSize uint32
+}
+
+type BasicSymlink struct {
+	BasicSymlinkInit
+	targetPath []byte //len is TargetPathSize
+}
+
+type ExtendedSymlinkInit struct {
+	HardLinks      uint32
+	TargetPathSize uint32
+}
+
+type ExtendedSymlink struct {
+	targetPath []byte
+	XattrIndex uint32
+}
+
+type BasicDevice struct {
+	HardLinks uint32
+	Device    uint32
+}
+
+type ExtendedDevice struct {
+	BasicDevice
+	XattrIndex uint32
+}
+
+type BasicIPC struct {
+	HardLink uint32
+}
+
+type ExtendedIPC struct {
+	BasicIPC
+	XattrIndex uint32
+}