Commit Graph

486 Commits

Author SHA1 Message Date
1dab87aaf0 internal/pipewire: add missing constants
These did not appear useful at first since it was assumed to be filenames for loading modules.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 21:28:16 +09:00
2bafde99e3 internal/pipewire: shorten test data filenames
These were getting very annoying to type.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 20:06:01 +09:00
91efeb101a internal/pipewire: spa_dict size nil check
This fixes serialisation of NULL spa_dict.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 02:51:36 +09:00
dcb22a61c0 internal/pipewire: require appending marshaler
This eliminates all non-reflect allocations.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 02:33:19 +09:00
e028a61fc1 internal/pipewire: preallocate for known size
This is still not efficient by any means, but it should eliminate most non-reflect allocation (all allocation if PODMarshaler is not used).

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 02:26:31 +09:00
73987be7d4 internal/pipewire: size without serialisation
This is required to achieve zero allocation (other than reflect).

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 02:17:38 +09:00
563b5e66fc internal/pipewire: simplify spa_dict appends
This change uses the (somewhat) newly exposed MarshalAppend which improves readability.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 01:52:13 +09:00
2edcfe1e68 internal/pipewire: define size constants
This gets rid of magic numbers in marshal/unmarshal.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-27 00:54:56 +09:00
2698ca00e8 internal/pipewire: implement Core::Done
The message in the sample does not correspond to any known method call. The spec does not mention what to do with messages like this, but all existing usage code simply drops it.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-26 19:02:21 +09:00
1d0143386d internal/pipewire: optional final trailing garbage check
Omitting the check is only useful for custom unmarshaler.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-26 18:50:39 +09:00
a55c209099 internal/pipewire: additional Client::Info test case
This appears to add *one single entry* compared to the message before it. The inefficiency of this protocol is beyond imagination.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-26 16:28:57 +09:00
10ff276da1 internal/pipewire: additional Client::Info test case
This message follows the other Client::Info event before it. No idea why.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-26 16:17:38 +09:00
fd4d379b67 internal/pipewire: implement Client::Info
Everything is already supported, as usual.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-26 16:05:46 +09:00
77f5b89a41 internal/pipewire: implement Core::BoundProps
Very straightforward type, everything is already supported.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 18:40:19 +09:00
14e33f17e5 internal/pipewire: check nil marshaler
NULL values have special case in the format. This check ensures correctness serialising nil pointers.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 18:36:08 +09:00
cfeb7818eb internal/pipewire: implement Core::Info and generation footer
These are not directly related but are first encountered on the same message in the capture.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 15:16:12 +09:00
05391da556 internal/pipewire: implement footer
The POD itself is serialised without requiring a special case, however its presence is only indicated by the difference in size recorded in the header and payload.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 15:11:22 +09:00
463f8836e6 internal/pipewire: implement Long type
Thankfully no special case here.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 15:05:37 +09:00
2e465c94da internal/pipewire: implement Id type
This is, in fact, just a glorified Int type.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 15:01:58 +09:00
26009fd3f7 internal/pipewire: slice at POD boundary
This prevents incorrectly reading trailing data as part of the current POD.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 14:58:56 +09:00
2d7b896a8c internal/pipewire: bounds check against wire size
This covers cases where wire size is not known ahead of time.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 13:42:31 +09:00
a0eb010aab internal/pipewire: spa_dict trailing garbage within POD
This performs the check within the bounds of the POD only. This was not caught since spa_dict was only used as the final struct field until now.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 13:39:02 +09:00
b1b27ac1df internal/pipewire: zero size before validation
Leftover values from previous invocations cause incorrect behaviour here.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 12:21:37 +09:00
fc3d78fe01 internal/pipewire: implement Core::Sync
Once again, already entirely supported, the offset is not yet fully verified but makes intuitive sense. Will verify this on future occurrences of the message.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 08:52:06 +09:00
591637264a internal/pipewire: implement Core::GetRegistry
This struct is entirely supported, so this change is very straightforward.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 08:34:19 +09:00
e77652bf89 internal/pipewire: move test data to files
These get very big later on, and would be painful to represent as the compound literal.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 08:09:10 +09:00
88d3e46413 internal/pipewire: implement Client::UpdateProperties
This is the second message on the captured sample.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 04:16:11 +09:00
e51e81bb22 internal/pipewire: implement spa_dict type
This is a terrible type that defies the type system. It is implemented on the concrete type to avoid special cases.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 04:08:52 +09:00
8f4a3bcf9f internal/pipewire: use custom marshaler when available
This reduces special cases. This change also exposes unmarshalled message size on the wire.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 04:05:22 +09:00
827dc9e1ba internal/pipewire: implement string type
This is still NUL terminated strings, and an extra NUL character on an 8-byte string does cause an extra 7 bytes of padding.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 04:00:59 +09:00
d92de1c709 internal/pipewire: check for trailing garbage
This is useful during development.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 01:59:29 +09:00
5bcafcf734 internal/pipewire: implement Core::Hello
This implements enough types to correctly marshal and unmarshal Core::Hello.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-25 01:20:30 +09:00
9f7b0c2f46 internal/pipewire: add type constants
This change also centralises encoding testing.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-24 22:00:09 +09:00
3e87187c4c internal/pipewire: implement message header
Test cases are from interactions between pw-container and PipeWire. Results are validated against corresponding body.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-23 16:20:35 +09:00
aab92ce3c1 internal/wayland: clean up pathname socket
This is cleaner than cleaning up in internal/system as it covers the failure paths.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-19 06:37:04 +09:00
a495e09a8f internal/wayland: do not double close fd
These are already closed during securityContextBindPipe on a non-nil error.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-17 22:03:29 +09:00
3afca2bd5b internal/wayland: expose WAYLAND_VERSION
This might be useful troubleshooting information.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-17 01:46:01 +09:00
b73a789dfe .clang-format: increase indent width
This significantly increases readability. This patch is pretty big so it is being done after mostly everything has settled.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-16 20:57:29 +09:00
38b5ff0cec internal/wayland: check pathname size
This avoids passing a truncated pathname to the kernel.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-16 03:34:05 +09:00
3c204b9b40 internal/wayland: increase error detail
This includes targeted paths in the returned errors.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-16 02:09:50 +09:00
00771efeb4 internal/wayland: remove fd typecasts
These are no longer necessary since RawConn is no longer used.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-16 01:45:37 +09:00
61972d61f6 internal/wayland: reimplement connect/bind code
The old implementation is relocated to system/wayland/deprecated.go.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-16 01:23:16 +09:00
fe40af7b7e internal/wayland: relocate connection struct
This interface is getting replaced, so relocating it to the deprecated wrapper package before working on its replacement.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-15 23:25:46 +09:00
12751932d1 internal/wayland: improve error handling
Note: wl_registry_add_listener is undocumented everywhere. Its implementation calls wl_proxy_add_listener which returns 0 on success or -1 on failure.
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-15 21:26:31 +09:00
41b49137a8 .clang-format: do not limit line length
This hard limit destroys readability in some places.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-15 17:06:43 +09:00
c761e1de4d nix: build with clang
Clang is better than gcc in various ways. This also pulls in clang-format which is very helpful.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-15 16:36:36 +09:00
a91920310d internal: relocate packages
Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-15 13:58:34 +09:00
47244daefb treewide: migrate ldd callers
This discontinues use of the deprecated ldd.Exec function for #25.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-14 21:59:59 +09:00
a9d72a5eb1 internal/outcome: rename run from main
The "main.go" name is quite confusing as this is often only present in main packages.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-14 01:06:14 +09:00
6d14bb814f container/fhs: add constant for /dev/shm/
This is mounted for the default read-only /dev/ when programs want to use shm_open(3). Defining it here is less error-prone and saves the extra append at runtime.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-11-14 01:03:26 +09:00