307 lines
8.4 KiB
C
307 lines
8.4 KiB
C
/*
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* Copyright © 2013 Hardening <rdp.effort@gmail.com>
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* Copyright © 2020 Microsoft
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef RDP_H
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#define RDP_H
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/* Workaround an issue with clang and freerdp 3 headers. Another
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* option would be to build with --std=c11 but weston itself isn't
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* quite ready for that
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*/
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#if USE_FREERDP_VERSION >= 3 && defined(__clang__)
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#pragma clang diagnostic ignored "-Wtypedef-redefinition"
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#endif
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#include <freerdp/version.h>
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#include <freerdp/freerdp.h>
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#include <freerdp/listener.h>
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#include <freerdp/update.h>
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#include <freerdp/input.h>
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#include <freerdp/codec/color.h>
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#include <freerdp/codec/rfx.h>
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#include <freerdp/codec/nsc.h>
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#include <freerdp/locale/keyboard.h>
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#include <freerdp/channels/wtsvc.h>
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#include <freerdp/server/cliprdr.h>
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#include <libweston/libweston.h>
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#include <libweston/backend-rdp.h>
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#include <libweston/weston-log.h>
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#include <winpr/string.h>
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#include "backend.h"
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#include "shared/helpers.h"
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#include "shared/string-helpers.h"
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#define MAX_FREERDP_FDS 32
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#define RDP_MAX_MONITOR 16
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#define DEFAULT_AXIS_STEP_DISTANCE 10
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#define DEFAULT_PIXEL_FORMAT PIXEL_FORMAT_BGRA32
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/* https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-getkeyboardtype
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* defines a keyboard type that isn't currently defined in FreeRDP, but is
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* available for RDP connections */
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#ifndef KBD_TYPE_KOREAN
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#define KBD_TYPE_KOREAN 8
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#endif
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/* WinPR's GetVirtualKeyCodeFromVirtualScanCode() can't handle hangul/hanja keys */
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/* 0x1f1 and 0x1f2 keys are only exists on Korean 103 keyboard (Type 8:SubType 6) */
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/* From Linux's keyboard driver at drivers/input/keyboard/atkbd.c */
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#define ATKBD_RET_HANJA 0xf1
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#define ATKBD_RET_HANGEUL 0xf2
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/* freerdp2 vs 3 compat */
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#if USE_FREERDP_VERSION >= 3
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#define FORM_DATA_RESP_COMM(r, f) (r).common.f
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#define XF_KEV_CODE_TYPE UINT8
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#else
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#define FORM_DATA_RESP_COMM(r, f) (r).f
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#define WINPR_KBD_TYPE_JAPANESE KBD_TYPE_JAPANESE
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#define WINPR_KEYCODE_TYPE_XKB KEYCODE_TYPE_EVDEV
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#define XF_KEV_CODE_TYPE UINT16
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#endif
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struct rdp_backend {
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struct weston_backend base;
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struct weston_compositor *compositor;
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freerdp_listener *listener;
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struct wl_event_source *listener_events[MAX_FREERDP_FDS];
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struct weston_log_scope *debug;
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struct weston_log_scope *verbose;
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struct weston_log_scope *clipboard_debug;
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struct weston_log_scope *clipboard_verbose;
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struct wl_list peers;
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char *server_cert;
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char *server_key;
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char *rdp_key;
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int tls_enabled;
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int resizeable;
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int force_no_compression;
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bool remotefx_codec;
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int external_listener_fd;
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int rdp_monitor_refresh_rate;
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pid_t compositor_tid;
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rdp_audio_in_setup audio_in_setup;
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rdp_audio_in_teardown audio_in_teardown;
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rdp_audio_out_setup audio_out_setup;
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rdp_audio_out_teardown audio_out_teardown;
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uint32_t head_index;
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const struct pixel_format_info **formats;
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unsigned int formats_count;
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};
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enum peer_item_flags {
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RDP_PEER_ACTIVATED = (1 << 0),
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RDP_PEER_OUTPUT_ENABLED = (1 << 1),
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};
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struct rdp_peers_item {
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int flags;
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freerdp_peer *peer;
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struct weston_seat *seat;
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struct wl_list link;
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};
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struct rdp_head {
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struct weston_head base;
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uint32_t index;
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bool matched;
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rdpMonitor config;
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};
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struct rdp_output {
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struct weston_output base;
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struct rdp_backend *backend;
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struct wl_event_source *finish_frame_timer;
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struct weston_renderbuffer *renderbuffer;
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pixman_image_t *shadow_surface;
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};
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struct rdp_peer_context {
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rdpContext _p;
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struct rdp_backend *rdpBackend;
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struct wl_event_source *events[MAX_FREERDP_FDS + 1]; /* +1 for WTSVirtualChannelManagerGetFileDescriptor */
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RFX_CONTEXT *rfx_context;
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wStream *encode_stream;
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RFX_RECT *rfx_rects;
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NSC_CONTEXT *nsc_context;
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struct rdp_peers_item item;
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bool button_state[5];
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int verticalAccumWheelRotationPrecise;
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int verticalAccumWheelRotationDiscrete;
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int horizontalAccumWheelRotationPrecise;
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int horizontalAccumWheelRotationDiscrete;
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HANDLE vcm;
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/* list of outstanding event_source sent from FreeRDP thread to display loop.*/
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int loop_task_event_source_fd;
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struct wl_event_source *loop_task_event_source;
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pthread_mutex_t loop_task_list_mutex;
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struct wl_list loop_task_list; /* struct rdp_loop_task::link */
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/* Clipboard support */
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CliprdrServerContext *clipboard_server_context;
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void *audio_in_private;
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void *audio_out_private;
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struct rdp_clipboard_data_source *clipboard_client_data_source;
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struct rdp_clipboard_data_source *clipboard_inflight_client_data_source;
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struct wl_listener clipboard_selection_listener;
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/* Multiple monitor support (monitor topology) */
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int32_t desktop_top, desktop_left;
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int32_t desktop_width, desktop_height;
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};
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typedef struct rdp_peer_context RdpPeerContext;
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typedef void (*rdp_loop_task_func_t)(bool freeOnly, void *data);
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struct rdp_loop_task {
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struct wl_list link;
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RdpPeerContext *peerCtx;
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rdp_loop_task_func_t func;
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};
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#define rdp_debug_verbose(b, ...) \
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rdp_debug_print(b->verbose, false, __VA_ARGS__)
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#define rdp_debug_verbose_continue(b, ...) \
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rdp_debug_print(b->verbose, true, __VA_ARGS__)
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#define rdp_debug(b, ...) \
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rdp_debug_print(b->debug, false, __VA_ARGS__)
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#define rdp_debug_continue(b, ...) \
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rdp_debug_print(b->debug, true, __VA_ARGS__)
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#define rdp_debug_clipboard_verbose(b, ...) \
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rdp_debug_print(b->clipboard_verbose, false, __VA_ARGS__)
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#define rdp_debug_clipboard_verbose_continue(b, ...) \
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rdp_debug_print(b->clipboard_verbose, true, __VA_ARGS__)
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#define rdp_debug_clipboard(b, ...) \
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rdp_debug_print(b->clipboard_debug, false, __VA_ARGS__)
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#define rdp_debug_clipboard_continue(b, ...) \
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rdp_debug_print(b->clipboard_debug, true, __VA_ARGS__)
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/* rdpdisp.c */
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bool
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handle_adjust_monitor_layout(freerdp_peer *client,
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int monitor_count, rdpMonitor *monitors);
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struct weston_output *
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to_weston_coordinate(RdpPeerContext *peerContext,
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int32_t *x, int32_t *y);
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/* rdputil.c */
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void
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rdp_debug_print(struct weston_log_scope *log_scope, bool cont, char *fmt, ...);
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int
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rdp_wl_array_read_fd(struct wl_array *array, int fd);
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void
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convert_rdp_keyboard_to_xkb_rule_names(UINT32 KeyboardType, UINT32 KeyboardSubType, UINT32 KeyboardLayout, struct xkb_rule_names *xkbRuleNames);
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void
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assert_compositor_thread(struct rdp_backend *b);
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void
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assert_not_compositor_thread(struct rdp_backend *b);
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bool
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rdp_event_loop_add_fd(struct wl_event_loop *loop,
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int fd, uint32_t mask,
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wl_event_loop_fd_func_t func,
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void *data,
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struct wl_event_source **event_source);
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void
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rdp_dispatch_task_to_display_loop(RdpPeerContext *peerCtx,
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rdp_loop_task_func_t func,
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struct rdp_loop_task *task);
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bool
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rdp_initialize_dispatch_task_event_source(RdpPeerContext *peerCtx);
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void
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rdp_destroy_dispatch_task_event_source(RdpPeerContext *peerCtx);
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/* rdpclip.c */
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int
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rdp_clipboard_init(freerdp_peer *client);
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void
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rdp_clipboard_destroy(RdpPeerContext *peerCtx);
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/* rdp.c */
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void
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rdp_head_create(struct rdp_backend *backend, rdpMonitor *config);
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void
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rdp_destroy(struct weston_backend *backend);
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void
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rdp_head_destroy(struct weston_head *base);
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static inline struct rdp_head *
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to_rdp_head(struct weston_head *base)
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{
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if (base->backend->destroy != rdp_destroy)
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return NULL;
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return container_of(base, struct rdp_head, base);
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}
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void
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rdp_output_destroy(struct weston_output *base);
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static inline struct rdp_output *
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to_rdp_output(struct weston_output *base)
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{
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if (base->destroy != rdp_output_destroy)
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return NULL;
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return container_of(base, struct rdp_output, base);
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}
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#endif
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