mirror/zig
1
0
Fork 0
mirror of https://github.com/ziglang/zig.git synced 2025-12-06 06:13:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

std.compress.xz: eliminate dependency on std.Io.bitReader

Browse Source
This commit is contained in:
Andrew Kelley 2025-07-27 16:38:43 -07:00
parent 89cd42ee80
commit bb29846732
1 changed files with 5 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
lib/std/compress/xz.zig
View File

@ -12,17 +12,11 @@ pub const Check = enum(u4) {
};
fn readStreamFlags(reader: anytype, check: *Check) !void {
var bit_reader = std.io.bitReader(.little, reader);
const reserved1 = try bit_reader.readBitsNoEof(u8, 8);
if (reserved1 != 0)
return error.CorruptInput;
check.* = @as(Check, @enumFromInt(try bit_reader.readBitsNoEof(u4, 4)));
const reserved2 = try bit_reader.readBitsNoEof(u4, 4);
if (reserved2 != 0)
return error.CorruptInput;
const reserved1 = try reader.readByte();
if (reserved1 != 0) return error.CorruptInput;
const byte = try reader.readByte();
if ((byte >> 4) != 0) return error.CorruptInput;
check.* = @enumFromInt(@as(u4, @truncate(byte)));
}
pub fn decompress(allocator: Allocator, reader: anytype) !Decompress(@TypeOf(reader)) {