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Almost kind of working

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This commit is contained in:
Caleb Gardner
2025-05-14 01:59:19 -05:00
parent a866804853
commit 3684a958a0
9 changed files with 135 additions and 66 deletions
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inode_types/dir.zig
+16 -16
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@@ -17,18 +17,18 @@ pub const DirIndex = struct {
dir_header_offset: u32,
dir_table_offset: u32,
name_size: u32,
name: []const u8,
name: []u8,
};
fn readDirIndex(rdr: io.AnyReader, alloc: std.heap.Allocator) !DirIndex {
const out = DirIndex{
fn readDirIndex(rdr: io.AnyReader, alloc: std.mem.Allocator) !DirIndex {
var out = DirIndex{
.dir_header_offset = try rdr.readInt(u32, std.builtin.Endian.little),
.dir_table_offset = try rdr.readInt(u32, std.builtin.Endian.little),
.name_size = try rdr.readInt(u32, std.builtin.Endian.little),
.name = undefined,
};
out.name = try alloc.alloc(u8, out.name_size);
try rdr.read(out.name);
_ = try rdr.readAll(out.name);
return out;
}
@@ -40,23 +40,23 @@ pub const ExtDirInode = struct {
dir_index_count: u16,
dir_block_offset: u16,
xattr_index: u32,
indexes: []const DirIndex,
indexes: []DirIndex,
};
pub fn readExtDirInode(rdr: io.AnyReader, alloc: std.heap.Allocator) !ExtDirInode {
const out = ExtDirInode{
.hard_links = rdr.readInt(u32, std.builtin.Endian.little),
.dir_table_size = rdr.readInt(u32, std.builtin.Endian.little),
.dir_block_start = rdr.readInt(u32, std.builtin.Endian.little),
.parent_inode_num = rdr.readInt(u32, std.builtin.Endian.little),
.dir_index_count = rdr.readInt(u16, std.builtin.Endian.little),
.dir_block_offset = rdr.readInt(u16, std.builtin.Endian.little),
.xattr_index = rdr.readInt(u32, std.builtin.Endian.little),
pub fn readExtDirInode(rdr: io.AnyReader, alloc: std.mem.Allocator) !ExtDirInode {
var out = ExtDirInode{
.hard_links = try rdr.readInt(u32, std.builtin.Endian.little),
.dir_table_size = try rdr.readInt(u32, std.builtin.Endian.little),
.dir_block_start = try rdr.readInt(u32, std.builtin.Endian.little),
.parent_inode_num = try rdr.readInt(u32, std.builtin.Endian.little),
.dir_index_count = try rdr.readInt(u16, std.builtin.Endian.little),
.dir_block_offset = try rdr.readInt(u16, std.builtin.Endian.little),
.xattr_index = try rdr.readInt(u32, std.builtin.Endian.little),
.indexes = undefined,
};
const tmp = std.ArrayList(DirIndex).init(alloc);
var tmp = std.ArrayList(DirIndex).init(alloc);
try tmp.resize(out.dir_index_count);
const i: u16 = 0;
var i: u16 = 0;
while (i < out.dir_index_count) : (i += 1) {
tmp.items[i] = try readDirIndex(rdr, alloc);
}