xwayland: split xwm structure out, initial xwm.c
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60451521bd
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b2bab1af5c
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@ -178,7 +178,7 @@ int main() {
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free(keymap);
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break;
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}
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wlr_xwayland_init(&state.wlr_xwayland, compositor.display);
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wlr_xwayland_init(&state.wlr_xwayland, compositor.display, state.wlr_compositor);
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compositor.keyboard_key_cb = handle_keyboard_key;
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@ -1,5 +1,11 @@
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#ifndef _WLR_XWAYLAND_H
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#define _WLR_XWAYLAND_H
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#include <time.h>
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#include <sys/types.h>
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#include <stdbool.h>
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#include <wlr/types/wlr_compositor.h>
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struct wlr_xwm;
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struct wlr_xwayland {
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pid_t pid;
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@ -7,11 +13,14 @@ struct wlr_xwayland {
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int x_fd[2], wl_fd[2], wm_fd[2];
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struct wl_client *client;
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struct wl_display *wl_display;
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struct wlr_compositor *compositor;
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time_t server_start;
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struct wlr_xwm *xwm;
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};
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void wlr_xwayland_finish(struct wlr_xwayland *wlr_xwayland);
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bool wlr_xwayland_init(struct wlr_xwayland *wlr_xwayland,
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struct wl_display *wl_display);
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struct wl_display *wl_display, struct wlr_compositor *compositor);
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#endif
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@ -1,6 +1,22 @@
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#ifndef XWAYLAND_INTERNALS_H
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#define XWAYLAND_INTERNALS_H
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#include <xcb/xcb.h>
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#include <wayland-server-core.h>
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#include <wlr/xwayland.h>
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struct wlr_xwm {
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struct wlr_xwayland *xwayland;
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struct wl_event_source *event_source;
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struct wl_listener surface_listener;
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xcb_connection_t *xcb_connection;
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xcb_screen_t *xcb_screen;
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};
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void unlink_sockets(int display);
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int open_display_sockets(int socks[2]);
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void xwm_destroy(struct wlr_xwm *xwm);
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struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland);
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#endif
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@ -32,6 +32,7 @@ libinput = dependency('libinput')
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xkbcommon = dependency('xkbcommon')
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udev = dependency('libudev')
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pixman = dependency('pixman-1')
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xcb = dependency('xcb')
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libcap = dependency('libcap', required: false)
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systemd = dependency('libsystemd', required: false)
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math = cc.find_library('m', required: false)
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@ -65,6 +66,7 @@ wlr_deps = [
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xkbcommon,
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udev,
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pixman,
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xcb,
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libcap,
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systemd,
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math,
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@ -1,5 +1,7 @@
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lib_wlr_xwayland = static_library('wlr_xwayland', files(
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'sockets.c',
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'xwayland.c',
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'xwm.c',
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),
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include_directories: wlr_inc)
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include_directories: wlr_inc,
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dependencies: [wayland_server, xcb, pixman])
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@ -76,6 +76,8 @@ static void exec_xwayland(struct wlr_xwayland *wlr_xwayland) {
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wlr_xwayland->display, wlr_xwayland->x_fd[0], wlr_xwayland->x_fd[1],
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wlr_xwayland->wm_fd[1]);
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// TODO: close stdout/err depending on log level
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execvpe("Xwayland", argv, envp);
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}
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@ -88,7 +90,8 @@ static void xwayland_destroy_event(struct wl_listener *listener, void *data) {
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wlr_xwayland_finish(wlr_xwayland);
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if (wlr_xwayland->server_start - time(NULL) > 5) {
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wlr_xwayland_init(wlr_xwayland, wlr_xwayland->wl_display);
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wlr_xwayland_init(wlr_xwayland, wlr_xwayland->wl_display,
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wlr_xwayland->compositor);
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}
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}
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@ -103,6 +106,8 @@ void wlr_xwayland_finish(struct wlr_xwayland *wlr_xwayland) {
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wl_client_destroy(wlr_xwayland->client);
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}
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xwm_destroy(wlr_xwayland->xwm);
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safe_close(wlr_xwayland->x_fd[0]);
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safe_close(wlr_xwayland->x_fd[1]);
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safe_close(wlr_xwayland->wl_fd[0]);
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@ -116,8 +121,10 @@ void wlr_xwayland_finish(struct wlr_xwayland *wlr_xwayland) {
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}
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bool wlr_xwayland_init(struct wlr_xwayland *wlr_xwayland,
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struct wl_display *wl_display) {
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struct wl_display *wl_display, struct wlr_compositor *compositor) {
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memset(wlr_xwayland, 0, sizeof(struct wlr_xwayland));
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wlr_xwayland->wl_display = wl_display;
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wlr_xwayland->compositor = compositor;
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wlr_xwayland->x_fd[0] = wlr_xwayland->x_fd[1] = -1;
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wlr_xwayland->wl_fd[0] = wlr_xwayland->wl_fd[1] = -1;
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wlr_xwayland->wm_fd[0] = wlr_xwayland->wm_fd[1] = -1;
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@ -162,9 +169,16 @@ bool wlr_xwayland_init(struct wlr_xwayland *wlr_xwayland,
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if (!(wlr_xwayland->client = wl_client_create(wl_display, wlr_xwayland->wl_fd[0]))) {
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wlr_log_errno(L_ERROR, "wl_client_create failed");
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wlr_xwayland_finish(wlr_xwayland);
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return false;
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}
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wl_client_add_destroy_listener(wlr_xwayland->client, &xwayland_destroy_listener);
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wlr_xwayland->xwm = xwm_create(wlr_xwayland);
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if (!wlr_xwayland->xwm) {
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wlr_xwayland_finish(wlr_xwayland);
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return false;
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}
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return true;
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}
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@ -0,0 +1,69 @@
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#include <stdlib.h>
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#include "wlr/util/log.h"
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#include "wlr/types/wlr_surface.h"
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#include "wlr/xwayland.h"
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#include "xwayland/internals.h"
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#define SEND_EVENT_MASK 0x80
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static int x11_event_handler(int fd, uint32_t mask, void *data) {
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int count = 0;
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xcb_generic_event_t *event;
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struct wlr_xwayland *wlr_xwayland = data;
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struct wlr_xwm *xwm = wlr_xwayland->xwm;
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while ((event = xcb_poll_for_event(xwm->xcb_connection))) {
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wlr_log(L_DEBUG, "X11 event: %d", event->response_type & ~SEND_EVENT_MASK);
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count++;
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// TODO: actually do stuff!
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}
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return count;
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}
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static void create_surface_handler(struct wl_listener *listener, void *data)
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{
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struct wlr_surface *surface = data;
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struct wlr_xwm *xwm = wl_container_of(listener, xwm, surface_listener);
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if (wl_resource_get_client(surface->resource) != xwm->xwayland->client) {
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return;
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}
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wlr_log(L_DEBUG, "new x11 surface: %p", surface);
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// TODO: look for unpaired window, and assign
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}
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void xwm_destroy(struct wlr_xwm *xwm) {
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if (xwm->event_source) {
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wl_event_source_remove(xwm->event_source);
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}
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free(xwm);
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}
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struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
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struct wlr_xwm *xwm = calloc(1, sizeof(struct wlr_xwm));
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xwm->xwayland = wlr_xwayland;
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xwm->xcb_connection = xcb_connect_to_fd(wlr_xwayland->wm_fd[0], NULL);
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if (xcb_connection_has_error(xwm->xcb_connection)) {
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return NULL;
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}
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// TODO more xcb init
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// xcb_prefetch_extension_data(xwm->xcb_connection, &xcb_composite_id);
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struct wl_event_loop *event_loop = wl_display_get_event_loop(wlr_xwayland->wl_display);
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xwm->event_source = wl_event_loop_add_fd(event_loop, wlr_xwayland->wm_fd[0],
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WL_EVENT_READABLE, x11_event_handler, wlr_xwayland);
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// probably not needed
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// wl_event_source_check(xwm->event_source);
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xwm->surface_listener.notify = create_surface_handler;
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//wl_signal_add(&wlr_xwayland->compositor->create_surface_signal,
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// &xwm->surface_listener);
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return xwm;
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}
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