swayfx/include/swaylock/swaylock.h
Drew DeVault c977349120 Add support for building swaylock without PAM
This involves setuid'ing swaylock, which then forks and drops perms on
the parent process. The child process remains root and listens on a pipe
for requests to validate passwords against /etc/shadow.
2018-09-28 13:53:01 +02:00

109 lines
2.6 KiB
C

#ifndef _SWAYLOCK_H
#define _SWAYLOCK_H
#include <stdbool.h>
#include <stdint.h>
#include <wayland-client.h>
#include "background-image.h"
#include "cairo.h"
#include "pool-buffer.h"
#include "swaylock/seat.h"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
enum auth_state {
AUTH_STATE_IDLE,
AUTH_STATE_CLEAR,
AUTH_STATE_INPUT,
AUTH_STATE_INPUT_NOP,
AUTH_STATE_BACKSPACE,
AUTH_STATE_VALIDATING,
AUTH_STATE_INVALID,
};
struct swaylock_colorset {
uint32_t input;
uint32_t cleared;
uint32_t verifying;
uint32_t wrong;
};
struct swaylock_colors {
uint32_t background;
uint32_t bs_highlight;
uint32_t key_highlight;
uint32_t separator;
struct swaylock_colorset inside;
struct swaylock_colorset line;
struct swaylock_colorset ring;
struct swaylock_colorset text;
};
struct swaylock_args {
struct swaylock_colors colors;
enum background_mode mode;
char *font;
uint32_t radius;
uint32_t thickness;
bool ignore_empty;
bool show_indicator;
bool daemonize;
};
struct swaylock_password {
size_t len;
char buffer[1024];
};
struct swaylock_state {
struct wl_display *display;
struct wl_compositor *compositor;
struct zwlr_layer_shell_v1 *layer_shell;
struct zwlr_input_inhibit_manager_v1 *input_inhibit_manager;
struct wl_shm *shm;
struct wl_list surfaces;
struct wl_list images;
struct swaylock_args args;
struct swaylock_password password;
struct swaylock_xkb xkb;
enum auth_state auth_state;
bool run_display;
struct zxdg_output_manager_v1 *zxdg_output_manager;
};
struct swaylock_surface {
cairo_surface_t *image;
struct swaylock_state *state;
struct wl_output *output;
uint32_t output_global_name;
struct zxdg_output_v1 *xdg_output;
struct wl_surface *surface;
struct zwlr_layer_surface_v1 *layer_surface;
struct pool_buffer buffers[2];
struct pool_buffer *current_buffer;
bool frame_pending, dirty;
uint32_t width, height;
int32_t scale;
enum wl_output_subpixel subpixel;
char *output_name;
struct wl_list link;
};
// There is exactly one swaylock_image for each -i argument
struct swaylock_image {
char *path;
char *output_name;
cairo_surface_t *cairo_surface;
struct wl_list link;
};
void swaylock_handle_key(struct swaylock_state *state,
xkb_keysym_t keysym, uint32_t codepoint);
void render_frame(struct swaylock_surface *surface);
void render_frames(struct swaylock_state *state);
void damage_surface(struct swaylock_surface *surface);
void damage_state(struct swaylock_state *state);
void initialize_pw_backend(void);
bool attempt_password(struct swaylock_password *pw);
void clear_password_buffer(struct swaylock_password *pw);
#endif