/** * FreeRDP: A Remote Desktop Protocol Implementation * MacFreeRDP * * Copyright 2012 Thomas Goddard * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* * TODO * + provide a UI for configuring optional parameters, but keep cmd line args * + audio redirection is delayed considerably * + caps lock key needs to be sent in func flagsChanged() * + libfreerdp-utils.1.0.dylib needs to be installed to /usr/local/lib * * - MRDPView implementation is incomplete * - all variables should have consistent nameing scheme - camel case * - all funcs same as above * - PolygonSc seems to create a transparent rect * - ensure mouse cursor changes are working ok after moving to NSTracking area * - RAIL: * - * - * - tool tips to be correctly positioned * - dragging is slightly of * - resize after dragging not working * - dragging app from macbook to monitor gives exec/access err * - unable to drag rect out of monitor boundaries * - * - * - */ #include "mf_client.h" #import "mfreerdp.h" #import "MRDPView.h" #import "MRDPCursor.h" #import "PasswordDialog.h" #include #include #include #import "freerdp/freerdp.h" #import "freerdp/types.h" #import "freerdp/channels/channels.h" #import "freerdp/gdi/gdi.h" #import "freerdp/graphics.h" #import "freerdp/utils/event.h" #import "freerdp/client/cliprdr.h" #import "freerdp/client/file.h" #import "freerdp/client/cmdline.h" /****************************************** Forward declarations ******************************************/ void mf_Pointer_New(rdpContext* context, rdpPointer* pointer); void mf_Pointer_Free(rdpContext* context, rdpPointer* pointer); void mf_Pointer_Set(rdpContext* context, rdpPointer* pointer); void mf_Pointer_SetNull(rdpContext* context); void mf_Pointer_SetDefault(rdpContext* context); // int rdp_connect(void); void mac_set_bounds(rdpContext* context, rdpBounds* bounds); void mac_bitmap_update(rdpContext* context, BITMAP_UPDATE* bitmap); void mac_begin_paint(rdpContext* context); void mac_end_paint(rdpContext* context); void mac_save_state_info(freerdp* instance, rdpContext* context); static void update_activity_cb(CFFileDescriptorRef fdref, CFOptionFlags callBackTypes, void *info); static void input_activity_cb(CFFileDescriptorRef fdref, CFOptionFlags callBackTypes, void *info); static void channel_activity_cb(CFFileDescriptorRef fdref, CFOptionFlags callBackTypes, void *info); int register_update_fds(freerdp* instance); int register_input_fds(freerdp* instance); int invoke_draw_rect(rdpContext* context); int process_plugin_args(rdpSettings* settings, const char* name, RDP_PLUGIN_DATA* plugin_data, void* user_data); int receive_channel_data(freerdp* instance, int chan_id, BYTE* data, int size, int flags, int total_size); void process_cliprdr_event(freerdp* instance, wMessage* event); void cliprdr_process_cb_format_list_event(freerdp* instance, RDP_CB_FORMAT_LIST_EVENT* event); void cliprdr_send_data_request(freerdp* instance, UINT32 format); void cliprdr_process_cb_monitor_ready_event(freerdp* inst); void cliprdr_process_cb_data_response_event(freerdp* instance, RDP_CB_DATA_RESPONSE_EVENT* event); void cliprdr_process_text(freerdp* instance, BYTE* data, int len); void cliprdr_send_supported_format_list(freerdp* instance); int register_channel_fds(int* fds, int count, freerdp* instance); struct cursor { rdpPointer* pointer; BYTE* cursor_data; void* bmiRep; /* NSBitmapImageRep */ void* nsCursor; /* NSCursor */ void* nsImage; /* NSImage */ }; struct rgba_data { char red; char green; char blue; char alpha; }; @implementation MRDPView @synthesize is_connected; - (int) rdpStart:(rdpContext*) rdp_context { int status; mfContext* mfc; rdpSettings* settings; EmbedWindowEventArgs e; [self initializeView]; context = rdp_context; mfc = (mfContext*) rdp_context; instance = context->instance; settings = context->settings; EventArgsInit(&e, "mfreerdp"); e.embed = TRUE; e.handle = (void*) self; PubSub_OnEmbedWindow(context->pubSub, context, &e); status = freerdp_connect(context->instance); if (!status) { [self setIs_connected:0]; [self rdpConnectError]; return 1; } /* register update message queue with the RunLoop */ register_update_fds(context->instance); /* register update message queue with the RunLoop */ register_input_fds(context->instance); /* register channel events with the RunLoop */ register_channels_fds(context->instance); freerdp_check_fds(context->instance); [self setIs_connected:1]; return 0; } /************************************************************************ methods we override ************************************************************************/ /** ********************************************************************* * create MRDPView with specified rectangle ***********************************************************************/ - (id)initWithFrame:(NSRect)frame { self = [super initWithFrame:frame]; if (self) { // Initialization code here. } return self; } /** ********************************************************************* * called when MRDPView has been successfully created from the NIB ***********************************************************************/ //TODO - Expose this code as a public method, because awakeFromNib // won't be called if the view is created dynamically - (void) viewDidLoad { [self initializeView]; } - (void) initializeView { if (!initialized) { // store our window dimensions width = [self frame].size.width; height = [self frame].size.height; titleBarHeight = 22; [[self window] becomeFirstResponder]; [[self window] setAcceptsMouseMovedEvents:YES]; cursors = [[NSMutableArray alloc] initWithCapacity:10]; // setup a mouse tracking area NSTrackingArea * trackingArea = [[NSTrackingArea alloc] initWithRect:[self visibleRect] options:NSTrackingMouseEnteredAndExited | NSTrackingMouseMoved | NSTrackingCursorUpdate | NSTrackingEnabledDuringMouseDrag | NSTrackingActiveWhenFirstResponder owner:self userInfo:nil]; [self addTrackingArea:trackingArea]; mouseInClientArea = YES; initialized = YES; } } /** ********************************************************************* * become first responder so we can get keyboard and mouse events ***********************************************************************/ - (BOOL)acceptsFirstResponder { return YES; } /** ********************************************************************* * called when a mouse move event occurrs * * ideally we want to be called when the mouse moves over NSView client area, * but in reality we get called any time the mouse moves anywhere on the screen; * we could use NSTrackingArea class to handle this but this class is available * on Mac OS X v10.5 and higher; since we want to be compatible with older * versions, we do this manually. * * TODO: here is how it can be done using legacy methods * http://developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/EventOverview/MouseTrackingEvents/MouseTrackingEvents.html#//apple_ref/doc/uid/10000060i-CH11-SW1 ***********************************************************************/ - (void) mouseMoved:(NSEvent *)event { [super mouseMoved:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; // send mouse motion event to RDP server instance->input->MouseEvent(instance->input, PTR_FLAGS_MOVE, x, y); } /** ********************************************************************* * called when left mouse button is pressed down ***********************************************************************/ - (void)mouseDown:(NSEvent *) event { [super mouseDown:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; instance->input->MouseEvent(instance->input, PTR_FLAGS_DOWN | PTR_FLAGS_BUTTON1, x, y); } /** ********************************************************************* * called when left mouse button is released ***********************************************************************/ - (void) mouseUp:(NSEvent *) event { [super mouseUp:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; instance->input->MouseEvent(instance->input, PTR_FLAGS_BUTTON1, x, y); } /** ********************************************************************* * called when right mouse button is pressed down ***********************************************************************/ - (void) rightMouseDown:(NSEvent *)event { [super rightMouseDown:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; instance->input->MouseEvent(instance->input, PTR_FLAGS_DOWN | PTR_FLAGS_BUTTON2, x, y); } /** ********************************************************************* * called when right mouse button is released ***********************************************************************/ - (void) rightMouseUp:(NSEvent *)event { [super rightMouseUp:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; instance->input->MouseEvent(instance->input, PTR_FLAGS_BUTTON2, x, y); } /** ********************************************************************* * called when middle mouse button is pressed ***********************************************************************/ - (void) otherMouseDown:(NSEvent *)event { [super otherMouseDown:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; instance->input->MouseEvent(instance->input, PTR_FLAGS_DOWN | PTR_FLAGS_BUTTON3, x, y); } /** ********************************************************************* * called when middle mouse button is released ***********************************************************************/ - (void) otherMouseUp:(NSEvent *)event { [super otherMouseUp:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; instance->input->MouseEvent(instance->input, PTR_FLAGS_BUTTON3, x, y); } - (void) scrollWheel:(NSEvent *)event { UINT16 flags; [super scrollWheel:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; flags = PTR_FLAGS_WHEEL; if ([event deltaY] < 0) flags |= PTR_FLAGS_WHEEL_NEGATIVE | 0x0088; else flags |= 0x0078; x += (int) [event deltaX]; y += (int) [event deltaY]; instance->input->MouseEvent(instance->input, flags, x, y); } /** ********************************************************************* * called when mouse is moved with left button pressed * note: invocation order is: mouseDown, mouseDragged, mouseUp ***********************************************************************/ - (void) mouseDragged:(NSEvent *)event { [super mouseDragged:event]; if (!is_connected) return; NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; y = height - y; // send mouse motion event to RDP server instance->input->MouseEvent(instance->input, PTR_FLAGS_MOVE, x, y); } /** ********************************************************************* * called when a key is pressed ***********************************************************************/ - (void) keyDown:(NSEvent *) event { int key; USHORT extended; DWORD vkcode; DWORD scancode; if (!is_connected) return; key = [event keyCode] + 8; vkcode = GetVirtualKeyCodeFromKeycode(key, KEYCODE_TYPE_APPLE); scancode = GetVirtualScanCodeFromVirtualKeyCode(vkcode, 4); extended = (scancode & KBDEXT) ? KBDEXT : 0; instance->input->KeyboardEvent(instance->input, extended | KBD_FLAGS_DOWN, scancode & 0xFF); } /** ********************************************************************* * called when a key is released ***********************************************************************/ - (void) keyUp:(NSEvent *) event { int key; USHORT extended; DWORD vkcode; DWORD scancode; if (!is_connected) return; key = [event keyCode] + 8; vkcode = GetVirtualKeyCodeFromKeycode(key, KEYCODE_TYPE_APPLE); scancode = GetVirtualScanCodeFromVirtualKeyCode(vkcode, 4); extended = (scancode & KBDEXT) ? KBDEXT : 0; instance->input->KeyboardEvent(instance->input, extended | KBD_FLAGS_RELEASE, scancode & 0xFF); } /** ********************************************************************* * called when shift, control, alt and meta keys are pressed/released ***********************************************************************/ - (void) flagsChanged:(NSEvent*) event { NSUInteger mf = [event modifierFlags]; if (!is_connected) return; // caps lock if (mf == 0x10100) { printf("TODO: caps lock is on\n"); kdcapslock = 1; } if (kdcapslock && (mf == 0x100)) { kdcapslock = 0; printf("TODO: caps lock is off\n"); } // left shift if ((kdlshift == 0) && ((mf & 2) != 0)) { // left shift went down instance->input->KeyboardEvent(instance->input, KBD_FLAGS_DOWN, 0x2a); kdlshift = 1; } if ((kdlshift != 0) && ((mf & 2) == 0)) { // left shift went up instance->input->KeyboardEvent(instance->input, KBD_FLAGS_RELEASE, 0x2a); kdlshift = 0; } // right shift if ((kdrshift == 0) && ((mf & 4) != 0)) { // right shift went down instance->input->KeyboardEvent(instance->input, KBD_FLAGS_DOWN, 0x36); kdrshift = 1; } if ((kdrshift != 0) && ((mf & 4) == 0)) { // right shift went up instance->input->KeyboardEvent(instance->input, KBD_FLAGS_RELEASE, 0x36); kdrshift = 0; } // left ctrl if ((kdlctrl == 0) && ((mf & 1) != 0)) { // left ctrl went down instance->input->KeyboardEvent(instance->input, KBD_FLAGS_DOWN, 0x1d); kdlctrl = 1; } if ((kdlctrl != 0) && ((mf & 1) == 0)) { // left ctrl went up instance->input->KeyboardEvent(instance->input, KBD_FLAGS_RELEASE, 0x1d); kdlctrl = 0; } // right ctrl if ((kdrctrl == 0) && ((mf & 0x2000) != 0)) { // right ctrl went down instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_DOWN, 0x1d); kdrctrl = 1; } if ((kdrctrl != 0) && ((mf & 0x2000) == 0)) { // right ctrl went up instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_RELEASE, 0x1d); kdrctrl = 0; } // left alt if ((kdlalt == 0) && ((mf & 0x20) != 0)) { // left alt went down instance->input->KeyboardEvent(instance->input, KBD_FLAGS_DOWN, 0x38); kdlalt = 1; } if ((kdlalt != 0) && ((mf & 0x20) == 0)) { // left alt went up instance->input->KeyboardEvent(instance->input, KBD_FLAGS_RELEASE, 0x38); kdlalt = 0; } // right alt if ((kdralt == 0) && ((mf & 0x40) != 0)) { // right alt went down instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_DOWN, 0x38); kdralt = 1; } if ((kdralt != 0) && ((mf & 0x40) == 0)) { // right alt went up instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_RELEASE, 0x38); kdralt = 0; } // left meta if ((kdlmeta == 0) && ((mf & 0x08) != 0)) { // left meta went down instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_DOWN, 0x5b); kdlmeta = 1; } if ((kdlmeta != 0) && ((mf & 0x08) == 0)) { // left meta went up instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_RELEASE, 0x5b); kdlmeta = 0; } // right meta if ((kdrmeta == 0) && ((mf & 0x10) != 0)) { // right meta went down instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_DOWN, 0x5c); kdrmeta = 1; } if ((kdrmeta != 0) && ((mf & 0x10) == 0)) { // right meta went up instance->input->KeyboardEvent(instance->input, 1 | KBD_FLAGS_RELEASE, 0x5c); kdrmeta = 0; } } - (void) releaseResources { int i; for (i = 0; i < argc; i++) { if (argv[i]) free(argv[i]); } if (!is_connected) return; freerdp_channels_global_uninit(); if (pixel_data) free(pixel_data); if (run_loop_src_update != 0) CFRunLoopRemoveSource(CFRunLoopGetCurrent(), run_loop_src_update, kCFRunLoopDefaultMode); if (run_loop_src_input != 0) CFRunLoopRemoveSource(CFRunLoopGetCurrent(), run_loop_src_input, kCFRunLoopDefaultMode); if (run_loop_src_channels != 0) CFRunLoopRemoveSource(CFRunLoopGetCurrent(), run_loop_src_channels, kCFRunLoopDefaultMode); } /** ********************************************************************* * called when our view needs refreshing ***********************************************************************/ - (void) drawRect:(NSRect)rect { if (!context) return; if (self->bitmap_context) { CGContextRef cgContext = [[NSGraphicsContext currentContext] graphicsPort]; CGImageRef cgImage = CGBitmapContextCreateImage(self->bitmap_context); CGContextClipToRect(cgContext, CGRectMake(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height)); CGContextDrawImage(cgContext, CGRectMake(0, 0, [self bounds].size.width, [self bounds].size.height), cgImage); CGImageRelease(cgImage); } else { // just clear the screen with black [[NSColor redColor] set]; NSRectFill([self bounds]); } } /************************************************************************ instance methods ************************************************************************/ /** ********************************************************************* * double check that a mouse event occurred in our client view ***********************************************************************/ - (BOOL) eventIsInClientArea :(NSEvent *) event :(int *) xptr :(int *) yptr { NSPoint loc = [event locationInWindow]; int x = (int) loc.x; int y = (int) loc.y; if ((x < 0) || (y < 0)) { if (mouseInClientArea) { // set default cursor before leaving client area mouseInClientArea = NO; NSCursor *cur = [NSCursor arrowCursor]; [cur set]; } return NO; } if ((x > width) || (y > height)) { if (mouseInClientArea) { // set default cursor before leaving client area mouseInClientArea = NO; NSCursor *cur = [NSCursor arrowCursor]; [cur set]; } return NO; } // on Mac origin is at lower left, but we want it on upper left y = height - y; *xptr = x; *yptr = y; mouseInClientArea = YES; return YES; } /** ********************************************************************* * called when we fail to connect to a RDP server ***********************************************************************/ - (void) rdpConnectError { NSString* message = @"Error connecting to server"; if (connectErrorCode == AUTHENTICATIONERROR) { message = [NSString stringWithFormat:@"%@:\n%@", message, @"Authentication failure, check credentials."]; } NSAlert *alert = [[NSAlert alloc] init]; [alert setMessageText:message]; [alert beginSheetModalForWindow:[self window] modalDelegate:self didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:) contextInfo:nil]; } /** ********************************************************************* * called when we fail to launch remote app on RDP server ***********************************************************************/ - (void) rdpRemoteAppError { NSAlert *alert = [[NSAlert alloc] init]; [alert setMessageText:@"Error starting remote app on specified server"]; [alert beginSheetModalForWindow:[self window] modalDelegate:self didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:) contextInfo:nil]; } /** ********************************************************************* * just a terminate selector for above call ***********************************************************************/ - (void) alertDidEnd:(NSAlert *)a returnCode:(NSInteger)rc contextInfo:(void *)ci { [NSApp terminate:nil]; } - (void) onPasteboardTimerFired :(NSTimer*) timer { int i; NSArray* types; i = (int) [pasteboard_rd changeCount]; if (i != pasteboard_changecount) { pasteboard_changecount = i; types = [NSArray arrayWithObject:NSStringPboardType]; NSString *str = [pasteboard_rd availableTypeFromArray:types]; if (str != nil) { cliprdr_send_supported_format_list(instance); } } } - (void) setViewSize : (int) w : (int) h { // store current dimensions width = w; height = h; // compute difference between window and client area NSRect outerRect = [[self window] frame]; NSRect innerRect = [self frame]; int widthDiff = outerRect.size.width - innerRect.size.width; int heightDiff = outerRect.size.height - innerRect.size.height; // we are not in RemoteApp mode, disable resizing outerRect.size.width = w + widthDiff; outerRect.size.height = h + heightDiff; [[self window] setMaxSize:outerRect.size]; [[self window] setMinSize:outerRect.size]; @try { [[self window] setFrame:outerRect display:YES]; } @catch (NSException * e) { NSLog(@"Exception: %@", e); } @finally { } // set client area to specified dimensions innerRect.size.width = w; innerRect.size.height = h; [self setFrame:innerRect]; } /************************************************************************ * * * C functions * * * ***********************************************************************/ /** ********************************************************************* * a callback given to freerdp_connect() to process the pre-connect operations. * * @param inst - pointer to a rdp_freerdp struct that contains the connection's parameters, and * will be filled with the appropriate informations. * * @return true if successful. false otherwise. ************************************************************************/ BOOL mac_pre_connect(freerdp* instance) { rdpSettings* settings; BOOL bitmap_cache; // setup callbacks instance->update->BeginPaint = mac_begin_paint; instance->update->EndPaint = mac_end_paint; instance->update->SetBounds = mac_set_bounds; //instance->update->BitmapUpdate = mac_bitmap_update; mfContext *mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; settings = instance->settings; if (!settings->ServerHostname) { fprintf(stderr, "error: server hostname was not specified with /v:[:port]\n"); [NSApp terminate:nil]; return -1; } freerdp_client_load_addins(instance->context->channels, instance->settings); settings = instance->settings; bitmap_cache = settings->BitmapCacheEnabled; instance->settings->ColorDepth = 32; instance->settings->SoftwareGdi = TRUE; settings->OsMajorType = OSMAJORTYPE_UNIX; settings->OsMinorType = OSMINORTYPE_NATIVE_XSERVER; settings->OrderSupport[NEG_DSTBLT_INDEX] = TRUE; settings->OrderSupport[NEG_PATBLT_INDEX] = TRUE; settings->OrderSupport[NEG_SCRBLT_INDEX] = TRUE; settings->OrderSupport[NEG_OPAQUE_RECT_INDEX] = TRUE; settings->OrderSupport[NEG_DRAWNINEGRID_INDEX] = FALSE; settings->OrderSupport[NEG_MULTIDSTBLT_INDEX] = FALSE; settings->OrderSupport[NEG_MULTIPATBLT_INDEX] = FALSE; settings->OrderSupport[NEG_MULTISCRBLT_INDEX] = FALSE; settings->OrderSupport[NEG_MULTIOPAQUERECT_INDEX] = TRUE; settings->OrderSupport[NEG_MULTI_DRAWNINEGRID_INDEX] = FALSE; settings->OrderSupport[NEG_LINETO_INDEX] = TRUE; settings->OrderSupport[NEG_POLYLINE_INDEX] = TRUE; settings->OrderSupport[NEG_MEMBLT_INDEX] = bitmap_cache; settings->OrderSupport[NEG_MEM3BLT_INDEX] = (settings->SoftwareGdi) ? TRUE : FALSE; settings->OrderSupport[NEG_MEMBLT_V2_INDEX] = bitmap_cache; settings->OrderSupport[NEG_MEM3BLT_V2_INDEX] = FALSE; settings->OrderSupport[NEG_SAVEBITMAP_INDEX] = FALSE; settings->OrderSupport[NEG_GLYPH_INDEX_INDEX] = TRUE; settings->OrderSupport[NEG_FAST_INDEX_INDEX] = TRUE; settings->OrderSupport[NEG_FAST_GLYPH_INDEX] = TRUE; settings->OrderSupport[NEG_POLYGON_SC_INDEX] = (settings->SoftwareGdi) ? FALSE : TRUE; settings->OrderSupport[NEG_POLYGON_CB_INDEX] = (settings->SoftwareGdi) ? FALSE : TRUE; settings->OrderSupport[NEG_ELLIPSE_SC_INDEX] = FALSE; settings->OrderSupport[NEG_ELLIPSE_CB_INDEX] = FALSE; [view setViewSize :instance->settings->DesktopWidth :instance->settings->DesktopHeight]; freerdp_channels_pre_connect(instance->context->channels, instance); return TRUE; } /** ********************************************************************* * a callback registered with freerdp_connect() to perform post-connection operations. * we get called only if the connection was initialized properly, and will continue * the initialization based on the newly created connection. * * @param inst - pointer to a rdp_freerdp struct * * @return true on success, false on failure * ************************************************************************/ BOOL mac_post_connect(freerdp* instance) { UINT32 flags; rdpPointer rdp_pointer; mfContext *mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; ZeroMemory(&rdp_pointer, sizeof(rdpPointer)); rdp_pointer.size = sizeof(rdpPointer); rdp_pointer.New = mf_Pointer_New; rdp_pointer.Free = mf_Pointer_Free; rdp_pointer.Set = mf_Pointer_Set; rdp_pointer.SetNull = mf_Pointer_SetNull; rdp_pointer.SetDefault = mf_Pointer_SetDefault; flags = CLRBUF_32BPP | CLRCONV_ALPHA; gdi_init(instance, flags, NULL); rdpGdi* gdi = instance->context->gdi; CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB(); view->bitmap_context = CGBitmapContextCreate(gdi->primary_buffer, gdi->width, gdi->height, 8, gdi->width * 4, colorSpace, kCGBitmapByteOrder32Little | kCGImageAlphaNoneSkipFirst); pointer_cache_register_callbacks(instance->update); graphics_register_pointer(instance->context->graphics, &rdp_pointer); freerdp_channels_post_connect(instance->context->channels, instance); /* setup pasteboard (aka clipboard) for copy operations (write only) */ view->pasteboard_wr = [NSPasteboard generalPasteboard]; /* setup pasteboard for read operations */ view->pasteboard_rd = [NSPasteboard generalPasteboard]; view->pasteboard_changecount = (int) [view->pasteboard_rd changeCount]; view->pasteboard_timer = [NSTimer scheduledTimerWithTimeInterval:0.5 target:mfc->view selector:@selector(onPasteboardTimerFired:) userInfo:nil repeats:YES]; return TRUE; } BOOL mac_authenticate(freerdp* instance, char** username, char** password, char** domain) { PasswordDialog* dialog = [PasswordDialog new]; dialog.serverHostname = [NSString stringWithCString:instance->settings->ServerHostname encoding:NSUTF8StringEncoding]; if (*username) dialog.username = [NSString stringWithCString:*username encoding:NSUTF8StringEncoding]; if (*password) dialog.password = [NSString stringWithCString:*password encoding:NSUTF8StringEncoding]; BOOL ok = [dialog runModal]; if (ok) { const char* submittedUsername = [dialog.username cStringUsingEncoding:NSUTF8StringEncoding]; *username = malloc((strlen(submittedUsername) + 1) * sizeof(char)); strcpy(*username, submittedUsername); const char* submittedPassword = [dialog.password cStringUsingEncoding:NSUTF8StringEncoding]; *password = malloc((strlen(submittedPassword) + 1) * sizeof(char)); strcpy(*password, submittedPassword); } return ok; } /** ********************************************************************* * create a new mouse cursor * * @param context our context state * @param pointer information about the cursor to create * ************************************************************************/ void mf_Pointer_New(rdpContext* context, rdpPointer* pointer) { NSRect rect; NSImage* image; NSPoint hotSpot; NSCursor* cursor; BYTE* cursor_data; NSMutableArray* ma; NSBitmapImageRep* bmiRep; MRDPCursor* mrdpCursor = [[MRDPCursor alloc] init]; mfContext* mfc = (mfContext*) context; MRDPView* view = (MRDPView*) mfc->view; rect.size.width = pointer->width; rect.size.height = pointer->height; rect.origin.x = pointer->xPos; rect.origin.y = pointer->yPos; cursor_data = (BYTE*) malloc(rect.size.width * rect.size.height * 4); mrdpCursor->cursor_data = cursor_data; freerdp_alpha_cursor_convert(cursor_data, pointer->xorMaskData, pointer->andMaskData, pointer->width, pointer->height, pointer->xorBpp, context->gdi->clrconv); /* store cursor bitmap image in representation - required by NSImage */ bmiRep = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:(unsigned char **) &cursor_data pixelsWide:rect.size.width pixelsHigh:rect.size.height bitsPerSample:8 samplesPerPixel:4 hasAlpha:YES isPlanar:NO colorSpaceName:NSDeviceRGBColorSpace bitmapFormat:0 bytesPerRow:rect.size.width * 4 bitsPerPixel:0]; mrdpCursor->bmiRep = bmiRep; /* create an image using above representation */ image = [[NSImage alloc] initWithSize:[bmiRep size]]; [image addRepresentation: bmiRep]; [image setFlipped:NO]; mrdpCursor->nsImage = image; /* need hotspot to create cursor */ hotSpot.x = pointer->xPos; hotSpot.y = pointer->yPos; cursor = [[NSCursor alloc] initWithImage: image hotSpot:hotSpot]; mrdpCursor->nsCursor = cursor; mrdpCursor->pointer = pointer; /* save cursor for later use in mf_Pointer_Set() */ ma = view->cursors; [ma addObject:mrdpCursor]; } /** ********************************************************************* * release resources on specified cursor ************************************************************************/ void mf_Pointer_Free(rdpContext* context, rdpPointer* pointer) { mfContext* mfc = (mfContext*) context; MRDPView* view = (MRDPView*) mfc->view; NSMutableArray* ma = view->cursors; for (MRDPCursor* cursor in ma) { if (cursor->pointer == pointer) { cursor->nsImage = nil; cursor->nsCursor = nil; cursor->bmiRep = nil; free(cursor->cursor_data); [ma removeObject:cursor]; return; } } } /** ********************************************************************* * set specified cursor as the current cursor ************************************************************************/ void mf_Pointer_Set(rdpContext* context, rdpPointer* pointer) { mfContext* mfc = (mfContext*) context; MRDPView* view = (MRDPView*) mfc->view; NSMutableArray* ma = view->cursors; if (!view->mouseInClientArea) return; for (MRDPCursor* cursor in ma) { if (cursor->pointer == pointer) { [cursor->nsCursor set]; return; } } } /** ********************************************************************* * do not display any mouse cursor ***********************************************************************/ void mf_Pointer_SetNull(rdpContext* context) { } /** ********************************************************************* * display default mouse cursor ***********************************************************************/ void mf_Pointer_SetDefault(rdpContext* context) { } /** ********************************************************************* * clip drawing surface so nothing is drawn outside specified bounds ***********************************************************************/ void mac_set_bounds(rdpContext* context, rdpBounds* bounds) { } /** ********************************************************************* * we don't do much over here ***********************************************************************/ void mac_bitmap_update(rdpContext* context, BITMAP_UPDATE* bitmap) { } /** ********************************************************************* * we don't do much over here ***********************************************************************/ void mac_begin_paint(rdpContext* context) { rdpGdi* gdi = context->gdi; gdi->primary->hdc->hwnd->invalid->null = 1; } /** ********************************************************************* * RDP server wants us to draw new data in the view ***********************************************************************/ void mac_end_paint(rdpContext* context) { int i; rdpGdi* gdi; NSRect drawRect; mfContext* mfc = (mfContext*) context; MRDPView* view = (MRDPView*) mfc->view; if ((context == 0) || (context->gdi == 0)) return; if (context->gdi->primary->hdc->hwnd->invalid->null) return; if (context->gdi->drawing != context->gdi->primary) return; gdi = context->gdi; for (i = 0; i < gdi->primary->hdc->hwnd->ninvalid; i++) { drawRect.origin.x = gdi->primary->hdc->hwnd->cinvalid[i].x - 1; drawRect.origin.y = gdi->primary->hdc->hwnd->cinvalid[i].y - 1; drawRect.size.width = gdi->primary->hdc->hwnd->cinvalid[i].w + 1; drawRect.size.height = gdi->primary->hdc->hwnd->cinvalid[i].h + 1; windows_to_apple_cords(mfc->view, &drawRect); [view setNeedsDisplayInRect:drawRect]; } gdi->primary->hdc->hwnd->ninvalid = 0; } /** ********************************************************************* * called when update data is available ***********************************************************************/ static void update_activity_cb(CFFileDescriptorRef fdref, CFOptionFlags callBackTypes, void *info) { int status; wMessage message; wMessageQueue* queue; freerdp* instance = (freerdp*) info; status = 1; queue = freerdp_get_message_queue(instance, FREERDP_UPDATE_MESSAGE_QUEUE); if (queue) { while (MessageQueue_Peek(queue, &message, TRUE)) { status = freerdp_message_queue_process_message(instance, FREERDP_UPDATE_MESSAGE_QUEUE, &message); if (!status) break; } } CFRelease(fdref); register_update_fds(instance); } /** ********************************************************************* * called when input data is available ***********************************************************************/ static void input_activity_cb(CFFileDescriptorRef fdref, CFOptionFlags callBackTypes, void *info) { int status; wMessage message; wMessageQueue* queue; freerdp* instance = (freerdp*) info; status = 1; queue = freerdp_get_message_queue(instance, FREERDP_INPUT_MESSAGE_QUEUE); if (queue) { while (MessageQueue_Peek(queue, &message, TRUE)) { fprintf(stderr, "input_activity_cb: message %d\n", message.id); status = freerdp_message_queue_process_message(instance, FREERDP_INPUT_MESSAGE_QUEUE, &message); if (!status) break; } } CFRelease(fdref); register_input_fds(instance); } /** ********************************************************************* * called when data is available on a virtual channel ***********************************************************************/ static void channel_activity_cb(CFFileDescriptorRef fdref, CFOptionFlags callBackTypes, void *info) { wMessage* event; freerdp* instance = (freerdp*) info; freerdp_channels_process_pending_messages(instance); event = freerdp_channels_pop_event(instance->context->channels); if (event) { switch (GetMessageClass(event->id)) { case CliprdrChannel_Class: process_cliprdr_event(instance, event); break; } freerdp_event_free(event); } CFRelease(fdref); register_channels_fds(instance); } /** ********************************************************************* * setup callbacks for data availability on update message queue ***********************************************************************/ int register_update_fds(freerdp* instance) { int fd_update_event; HANDLE update_event; CFFileDescriptorRef fdref; CFFileDescriptorContext fd_context = { 0, instance, NULL, NULL, NULL }; mfContext* mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; if (instance->settings->AsyncUpdate) { update_event = freerdp_get_message_queue_event_handle(instance, FREERDP_UPDATE_MESSAGE_QUEUE); fd_update_event = GetEventFileDescriptor(update_event); fdref = CFFileDescriptorCreate(kCFAllocatorDefault, fd_update_event, true, update_activity_cb, &fd_context); CFFileDescriptorEnableCallBacks(fdref, kCFFileDescriptorReadCallBack); view->run_loop_src_update = CFFileDescriptorCreateRunLoopSource(kCFAllocatorDefault, fdref, 0); CFRunLoopAddSource(CFRunLoopGetCurrent(), view->run_loop_src_update, kCFRunLoopDefaultMode); } return 0; } /** ********************************************************************* * setup callbacks for data availability on input message queue ***********************************************************************/ int register_input_fds(freerdp* instance) { int fd_input_event; HANDLE input_event; CFFileDescriptorRef fdref; CFFileDescriptorContext fd_context = { 0, instance, NULL, NULL, NULL }; mfContext* mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; if (instance->settings->AsyncInput) { input_event = freerdp_get_message_queue_event_handle(instance, FREERDP_INPUT_MESSAGE_QUEUE); fd_input_event = GetEventFileDescriptor(input_event); fdref = CFFileDescriptorCreate(kCFAllocatorDefault, fd_input_event, true, input_activity_cb, &fd_context); CFFileDescriptorEnableCallBacks(fdref, kCFFileDescriptorReadCallBack); view->run_loop_src_input = CFFileDescriptorCreateRunLoopSource(kCFAllocatorDefault, fdref, 0); CFRunLoopAddSource(CFRunLoopGetCurrent(), view->run_loop_src_input, kCFRunLoopDefaultMode); } return 0; } /** ********************************************************************* * setup callbacks for data availability on channels ***********************************************************************/ int register_channels_fds(freerdp* instance) { int fd_channel_event; HANDLE channel_event; CFFileDescriptorRef fdref; CFFileDescriptorContext fd_context = { 0, instance, NULL, NULL, NULL }; mfContext* mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; if (instance->settings->AsyncChannels) { channel_event = freerdp_channels_get_event_handle(instance); fd_channel_event = GetEventFileDescriptor(channel_event); fdref = CFFileDescriptorCreate(kCFAllocatorDefault, fd_channel_event, true, channel_activity_cb, &fd_context); CFFileDescriptorEnableCallBacks(fdref, kCFFileDescriptorReadCallBack); view->run_loop_src_channels = CFFileDescriptorCreateRunLoopSource(kCFAllocatorDefault, fdref, 0); CFRunLoopAddSource(CFRunLoopGetCurrent(), view->run_loop_src_channels, kCFRunLoopDefaultMode); } return 0; } /** ********************************************************************* * called when channel data is available ***********************************************************************/ int mac_receive_channel_data(freerdp* instance, int chan_id, BYTE* data, int size, int flags, int total_size) { return freerdp_channels_data(instance, chan_id, data, size, flags, total_size); } /** * Used to load plugins based on the commandline parameters. * This function is provided as a parameter to freerdp_parse_args(), that will call it * each time a plugin name is found on the command line. * This function just calls freerdp_channels_load_plugin() for the given plugin, and always returns 1. * * @param settings * @param name * @param plugin_data * @param user_data * * @return 1 */ int process_plugin_args(rdpSettings* settings, const char* name, RDP_PLUGIN_DATA* plugin_data, void* user_data) { rdpChannels* channels = (rdpChannels*) user_data; freerdp_channels_load_plugin(channels, settings, name, plugin_data); return 1; } /* * stuff related to clipboard redirection */ /** * remote system has requested clipboard data from local system */ void cliprdr_process_cb_data_request_event(freerdp* instance) { int len; NSArray* types; RDP_CB_DATA_RESPONSE_EVENT* event; mfContext* mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; event = (RDP_CB_DATA_RESPONSE_EVENT*) freerdp_event_new(CliprdrChannel_Class, CliprdrChannel_DataResponse, NULL, NULL); types = [NSArray arrayWithObject:NSStringPboardType]; NSString* str = [view->pasteboard_rd availableTypeFromArray:types]; if (str == nil) { event->data = NULL; event->size = 0; } else { NSString* data = [view->pasteboard_rd stringForType:NSStringPboardType]; len = (int) ([data length] * 2 + 2); event->data = malloc(len); [data getCString:(char *) event->data maxLength:len encoding:NSUnicodeStringEncoding]; event->size = len; } freerdp_channels_send_event(instance->context->channels, (wMessage*) event); } void cliprdr_send_data_request(freerdp* instance, UINT32 format) { RDP_CB_DATA_REQUEST_EVENT* event; event = (RDP_CB_DATA_REQUEST_EVENT*) freerdp_event_new(CliprdrChannel_Class, CliprdrChannel_DataRequest, NULL, NULL); event->format = format; freerdp_channels_send_event(instance->context->channels, (wMessage*) event); } /** * at the moment, only the following formats are supported * CB_FORMAT_TEXT * CB_FORMAT_UNICODETEXT */ void cliprdr_process_cb_data_response_event(freerdp* instance, RDP_CB_DATA_RESPONSE_EVENT* event) { NSString* str; NSArray* types; mfContext* mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; if (event->size == 0) return; if (view->pasteboard_format == CB_FORMAT_TEXT || view->pasteboard_format == CB_FORMAT_UNICODETEXT) { str = [[NSString alloc] initWithCharacters:(unichar *) event->data length:event->size / 2]; types = [[NSArray alloc] initWithObjects:NSStringPboardType, nil]; [view->pasteboard_wr declareTypes:types owner:mfc->view]; [view->pasteboard_wr setString:str forType:NSStringPboardType]; } } void cliprdr_process_cb_monitor_ready_event(freerdp* instance) { wMessage* event; RDP_CB_FORMAT_LIST_EVENT* format_list_event; event = freerdp_event_new(CliprdrChannel_Class, CliprdrChannel_FormatList, NULL, NULL); format_list_event = (RDP_CB_FORMAT_LIST_EVENT*) event; format_list_event->num_formats = 0; freerdp_channels_send_event(instance->context->channels, event); } /** * list of supported clipboard formats; currently only the following are supported * CB_FORMAT_TEXT * CB_FORMAT_UNICODETEXT */ void cliprdr_process_cb_format_list_event(freerdp* instance, RDP_CB_FORMAT_LIST_EVENT* event) { int i; mfContext* mfc = (mfContext*) instance->context; MRDPView* view = (MRDPView*) mfc->view; if (event->num_formats == 0) return; for (i = 0; i < event->num_formats; i++) { switch (event->formats[i]) { case CB_FORMAT_RAW: printf("CB_FORMAT_RAW: not yet supported\n"); break; case CB_FORMAT_TEXT: case CB_FORMAT_UNICODETEXT: view->pasteboard_format = CB_FORMAT_UNICODETEXT; cliprdr_send_data_request(instance, CB_FORMAT_UNICODETEXT); return; break; case CB_FORMAT_DIB: printf("CB_FORMAT_DIB: not yet supported\n"); break; case CB_FORMAT_HTML: printf("CB_FORMAT_HTML\n"); break; case CB_FORMAT_PNG: printf("CB_FORMAT_PNG: not yet supported\n"); break; case CB_FORMAT_JPEG: printf("CB_FORMAT_JPEG: not yet supported\n"); break; case CB_FORMAT_GIF: printf("CB_FORMAT_GIF: not yet supported\n"); break; } } } void process_cliprdr_event(freerdp* instance, wMessage* event) { if (event) { switch (GetMessageType(event->id)) { /* * Monitor Ready PDU is sent by server to indicate that it has been * initialized and is ready. This PDU is transmitted by the server after it has sent * Clipboard Capabilities PDU */ case CliprdrChannel_MonitorReady: cliprdr_process_cb_monitor_ready_event(instance); break; /* * The Format List PDU is sent either by the client or the server when its * local system clipboard is updated with new clipboard data. This PDU * contains the Clipboard Format ID and name pairs of the new Clipboard * Formats on the clipboard */ case CliprdrChannel_FormatList: cliprdr_process_cb_format_list_event(instance, (RDP_CB_FORMAT_LIST_EVENT*) event); break; /* * The Format Data Request PDU is sent by the receipient of the Format List PDU. * It is used to request the data for one of the formats that was listed in the * Format List PDU */ case CliprdrChannel_DataRequest: cliprdr_process_cb_data_request_event(instance); break; /* * The Format Data Response PDU is sent as a reply to the Format Data Request PDU. * It is used to indicate whether processing of the Format Data Request PDU * was successful. If the processing was successful, the Format Data Response PDU * includes the contents of the requested clipboard data */ case CliprdrChannel_DataResponse: cliprdr_process_cb_data_response_event(instance, (RDP_CB_DATA_RESPONSE_EVENT*) event); break; default: printf("process_cliprdr_event: unknown event type %d\n", GetMessageType(event->id)); break; } } } void cliprdr_send_supported_format_list(freerdp* instance) { RDP_CB_FORMAT_LIST_EVENT* event; event = (RDP_CB_FORMAT_LIST_EVENT*) freerdp_event_new(CliprdrChannel_Class, CliprdrChannel_FormatList, NULL, NULL); event->formats = (UINT32*) malloc(sizeof(UINT32) * 1); event->num_formats = 1; event->formats[0] = CB_FORMAT_UNICODETEXT; freerdp_channels_send_event(instance->context->channels, (wMessage*) event); } /** * given a rect with 0,0 at the bottom left (apple cords) * convert it to a rect with 0,0 at the top left (windows cords) */ void apple_to_windows_cords(MRDPView* view, NSRect* r) { r->origin.y = view->height - (r->origin.y + r->size.height); } /** * given a rect with 0,0 at the top left (windows cords) * convert it to a rect with 0,0 at the bottom left (apple cords) */ void windows_to_apple_cords(MRDPView* view, NSRect* r) { r->origin.y = view->height - (r->origin.y + r->size.height); } @end