xdg-desktop-portal-hyprland/include/xdpw.h

#ifndef XDPW_H
#define XDPW_H

#include <wayland-client.h>
#ifdef HAVE_LIBSYSTEMD
#include <systemd/sd-bus.h>
#elif HAVE_LIBELOGIND
#include <elogind/sd-bus.h>
#elif HAVE_BASU
#include <basu/sd-bus.h>
#endif

#include "config.h"
#include "global_shortcuts.h"
#include "screencast_common.h"
#include "screenshot_common.h"

struct xdpw_state {
    struct wl_list xdpw_sessions;
    sd_bus *bus;
    struct wl_display *wl_display;
    struct pw_loop *pw_loop;
    struct xdpw_screencast_context screencast;
    uint32_t screencast_source_types;  // bitfield of enum source_types
    uint32_t screencast_cursor_modes;  // bitfield of enum cursor_modes
    uint32_t screencast_version;
    uint32_t screenshot_version;
    struct xdpw_config *config;
    int timer_poll_fd;
    struct wl_list timers;
    struct xdpw_timer *next_timer;
    struct globalShortcutsInstance shortcutsInstance;

    // saved instances of screencast
    // TODO: persist in storage
    uint64_t lastRestoreToken;
    struct wl_list restore_tokens;  // xdph_restore_token
};

struct xdpw_request {
    sd_bus_slot *slot;
};

struct xdpw_session {
    struct wl_list link;
    sd_bus_slot *slot;
    char *session_handle;
    char *app_id;
    struct xdpw_screencast_instance *screencast_instance;
    bool persist;
};

typedef void (*xdpw_event_loop_timer_func_t)(void *data);

struct xdpw_timer {
    struct xdpw_state *state;
    xdpw_event_loop_timer_func_t func;
    void *user_data;
    struct timespec at;
    struct wl_list link;  // xdpw_state::timers
};

enum { PORTAL_RESPONSE_SUCCESS = 0, PORTAL_RESPONSE_CANCELLED = 1, PORTAL_RESPONSE_ENDED = 2 };

int xdpw_screenshot_init(struct xdpw_state *state);
int xdpw_screencast_init(struct xdpw_state *state);

struct xdpw_request *xdpw_request_create(sd_bus *bus, const char *object_path);
void xdpw_request_destroy(struct xdpw_request *req);

struct xdpw_session *xdpw_session_create(struct xdpw_state *state, sd_bus *bus, char *object_path);
void xdpw_session_destroy(struct xdpw_session *req);

struct xdpw_timer *xdpw_add_timer(struct xdpw_state *state, uint64_t delay_ns, xdpw_event_loop_timer_func_t func, void *data);

void xdpw_destroy_timer(struct xdpw_timer *timer);

#endif