diff options
Diffstat (limited to 'src/vdagent/x11-priv.h')
| -rw-r--r-- | src/vdagent/x11-priv.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/src/vdagent/x11-priv.h b/src/vdagent/x11-priv.h new file mode 100644 index 0000000..d60cc07 --- /dev/null +++ b/src/vdagent/x11-priv.h @@ -0,0 +1,155 @@ +#ifndef VDAGENT_X11_PRIV +#define VDAGENT_X11_PRIV + +#include <stdint.h> +#include <stdio.h> + +#include <spice/vd_agent.h> + +#include <X11/extensions/Xrandr.h> + +/* Macros to print a message to the logfile prefixed by the selection */ +#define SELPRINTF(format, ...) \ + syslog(LOG_ERR, "%s: " format, \ + vdagent_x11_sel_to_str(selection), ##__VA_ARGS__) + +#define VSELPRINTF(format, ...) \ + do { \ + if (x11->debug) { \ + syslog(LOG_DEBUG, "%s: " format, \ + vdagent_x11_sel_to_str(selection), ##__VA_ARGS__); \ + } \ + } while (0) + +#define MAX_SCREENS 16 +/* Same as qxl_dev.h client_monitors_config.heads count */ +#define MONITOR_SIZE_COUNT 64 + +enum { owner_none, owner_guest, owner_client }; + +/* X11 terminology is confusing a selection request is a request from an + app to get clipboard data from us, so iow from the spice client through + the vdagent channel. We handle these one at a time and queue any which + come in while we are still handling the current one. */ +struct vdagent_x11_selection_request { + XEvent event; + uint8_t selection; + struct vdagent_x11_selection_request *next; +}; + +/* A conversion request is X11 speak for asking an other app to give its + clipboard data to us, we do these on behalf of the spice client to copy + data from the guest to the client. Like selection requests we process + these one at a time. */ +struct vdagent_x11_conversion_request { + Atom target; + uint8_t selection; + struct vdagent_x11_conversion_request *next; +}; + +struct clipboard_format_tmpl { + uint32_t type; + const char *atom_names[16]; +}; + +struct clipboard_format_info { + uint32_t type; + Atom atoms[16]; + int atom_count; +}; + +struct monitor_size { + int width; + int height; +}; + +static const struct clipboard_format_tmpl clipboard_format_templates[] = { + { VD_AGENT_CLIPBOARD_UTF8_TEXT, { "UTF8_STRING", "text/plain;charset=UTF-8", + "text/plain;charset=utf-8", "STRING", NULL }, }, + { VD_AGENT_CLIPBOARD_IMAGE_PNG, { "image/png", NULL }, }, + { VD_AGENT_CLIPBOARD_IMAGE_BMP, { "image/bmp", "image/x-bmp", + "image/x-MS-bmp", "image/x-win-bitmap", NULL }, }, + { VD_AGENT_CLIPBOARD_IMAGE_TIFF, { "image/tiff", NULL }, }, + { VD_AGENT_CLIPBOARD_IMAGE_JPG, { "image/jpeg", NULL }, }, +}; + +#define clipboard_format_count (sizeof(clipboard_format_templates)/sizeof(clipboard_format_templates[0])) + +struct vdagent_x11 { + struct clipboard_format_info clipboard_formats[clipboard_format_count]; + Display *display; + Atom clipboard_atom; + Atom clipboard_primary_atom; + Atom targets_atom; + Atom incr_atom; + Atom multiple_atom; + Atom timestamp_atom; + Window root_window[MAX_SCREENS]; + Window selection_window; + struct udscs_connection *vdagentd; + char *net_wm_name; + int debug; + int fd; + int screen_count; + int width[MAX_SCREENS]; + int height[MAX_SCREENS]; + int has_xfixes; + int xfixes_event_base; + int xrandr_event_base; + int max_prop_size; + int expected_targets_notifies[256]; + int clipboard_owner[256]; + int clipboard_type_count[256]; + uint32_t clipboard_agent_types[256][256]; + Atom clipboard_x11_targets[256][256]; + /* Data for conversion_req which is currently being processed */ + struct vdagent_x11_conversion_request *conversion_req; + int expect_property_notify; + uint8_t *clipboard_data; + uint32_t clipboard_data_size; + uint32_t clipboard_data_space; + /* Data for selection_req which is currently being processed */ + struct vdagent_x11_selection_request *selection_req; + uint8_t *selection_req_data; + uint32_t selection_req_data_pos; + uint32_t selection_req_data_size; + Atom selection_req_atom; + /* resolution change state */ + struct { + XRRScreenResources *res; + XRROutputInfo **outputs; + XRRCrtcInfo **crtcs; + int min_width; + int max_width; + int min_height; + int max_height; + int num_monitors; + struct monitor_size monitor_sizes[MONITOR_SIZE_COUNT]; + VDAgentMonitorsConfig *failed_conf; + } randr; + + /* NB: we cache this assuming the driver isn't changed under our feet */ + int set_crtc_config_not_functional; + + int has_xrandr; + int xrandr_major; + int xrandr_minor; + int has_xinerama; + int dont_send_guest_xorg_res; +}; + +extern int (*vdagent_x11_prev_error_handler)(Display *, XErrorEvent *); +extern int vdagent_x11_caught_error; + +void vdagent_x11_randr_init(struct vdagent_x11 *x11); +void vdagent_x11_send_daemon_guest_xorg_res(struct vdagent_x11 *x11, + int update); +void vdagent_x11_randr_handle_root_size_change(struct vdagent_x11 *x11, + int screen, int width, int height); +int vdagent_x11_randr_handle_event(struct vdagent_x11 *x11, + XEvent event); +void vdagent_x11_set_error_handler(struct vdagent_x11 *x11, + int (*handler)(Display *, XErrorEvent *)); +int vdagent_x11_restore_error_handler(struct vdagent_x11 *x11); + +#endif // VDAGENT_X11_PRIV |