239 lines
7.8 KiB
C
239 lines
7.8 KiB
C
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is libguac-client-rdp.
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*
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* The Initial Developer of the Original Code is
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* Michael Jumper.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Matt Hortman
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <freerdp/freerdp.h>
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#include <guacamole/client.h>
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#include "client.h"
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#include "rdp_bitmap.h"
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guac_transfer_function guac_rdp_rop3_transfer_function(guac_client* client,
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int rop3) {
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/* Translate supported ROP3 opcodes into composite modes */
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switch (rop3) {
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/* "DSon" !(src | dest) */
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case 0x11: return GUAC_TRANSFER_BINARY_NOR;
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/* "DSna" !src & dest */
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case 0x22: return GUAC_TRANSFER_BINARY_NSRC_AND;
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/* "Sn" !src */
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case 0x33: return GUAC_TRANSFER_BINARY_NSRC;
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/* "SDna" (src & !dest) */
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case 0x44: return GUAC_TRANSFER_BINARY_NDEST_AND;
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/* "Dn" !dest */
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case 0x55: return GUAC_TRANSFER_BINARY_NDEST;
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/* "SRCINVERT" (src ^ dest) */
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case 0x66: return GUAC_TRANSFER_BINARY_XOR;
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/* "DSan" !(src & dest) */
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case 0x77: return GUAC_TRANSFER_BINARY_NAND;
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/* "SRCAND" (src & dest) */
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case 0x88: return GUAC_TRANSFER_BINARY_AND;
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/* "DSxn" !(src ^ dest) */
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case 0x99: return GUAC_TRANSFER_BINARY_XNOR;
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/* "MERGEPAINT" (!src | dest)*/
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case 0xBB: return GUAC_TRANSFER_BINARY_NSRC_OR;
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/* "SRCCOPY" (src) */
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case 0xCC: return GUAC_TRANSFER_BINARY_SRC;
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/* "SDno" (src | !dest) */
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case 0xDD: return GUAC_TRANSFER_BINARY_NDEST_OR;
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/* "SRCPAINT" (src | dest) */
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case 0xEE: return GUAC_TRANSFER_BINARY_OR;
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/* 0x00 = "BLACKNESS" (0) */
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/* 0xAA = "NOP" (dest) */
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/* 0xFF = "WHITENESS" (1) */
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}
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/* Log warning if ROP3 opcode not supported */
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guac_client_log_info (client, "guac_rdp_rop3_transfer_function: "
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"UNSUPPORTED opcode = 0x%02X", rop3);
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/* Default to BINARY_SRC */
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return GUAC_TRANSFER_BINARY_SRC;
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}
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void guac_rdp_gdi_dstblt(rdpContext* context, DSTBLT_ORDER* dstblt) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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const guac_layer* current_layer = ((rdp_guac_client_data*) client->data)->current_surface;
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switch (dstblt->bRop) {
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/* Blackness */
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case 0:
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/* Send black rectangle */
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guac_protocol_send_rect(client->socket,
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GUAC_COMP_OVER, current_layer,
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dstblt->nLeftRect, dstblt->nTopRect,
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dstblt->nWidth, dstblt->nHeight,
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0, 0, 0, 255);
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break;
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/* Unsupported ROP3 */
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default:
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guac_client_log_info(client,
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"guac_rdp_gdi_dstblt(rop3=%i)", dstblt->bRop);
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}
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}
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void guac_rdp_gdi_patblt(rdpContext* context, PATBLT_ORDER* patblt) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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guac_client_log_info(client, "guac_rdp_gdi_patblt()");
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}
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void guac_rdp_gdi_scrblt(rdpContext* context, SCRBLT_ORDER* scrblt) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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const guac_layer* current_layer = ((rdp_guac_client_data*) client->data)->current_surface;
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/* Copy screen rect to current surface */
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guac_protocol_send_copy(client->socket,
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GUAC_DEFAULT_LAYER,
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scrblt->nXSrc, scrblt->nYSrc, scrblt->nWidth, scrblt->nHeight,
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GUAC_COMP_OVER, current_layer,
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scrblt->nLeftRect, scrblt->nTopRect);
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}
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void guac_rdp_gdi_memblt(rdpContext* context, MEMBLT_ORDER* memblt) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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const guac_layer* current_layer = ((rdp_guac_client_data*) client->data)->current_surface;
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guac_socket* socket = client->socket;
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guac_rdp_bitmap* bitmap = (guac_rdp_bitmap*) memblt->bitmap;
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if (bitmap->layer != NULL) {
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/* If operation is just SRC, simply copy */
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if (memblt->bRop == 0xCC)
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guac_protocol_send_copy(socket,
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bitmap->layer,
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memblt->nXSrc, memblt->nYSrc,
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memblt->nWidth, memblt->nHeight,
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GUAC_COMP_OVER,
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current_layer, memblt->nLeftRect, memblt->nTopRect);
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/* Otherwise, use transfer */
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else
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guac_protocol_send_transfer(socket,
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bitmap->layer,
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memblt->nXSrc, memblt->nYSrc,
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memblt->nWidth, memblt->nHeight,
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guac_rdp_rop3_transfer_function(client, memblt->bRop),
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current_layer, memblt->nLeftRect, memblt->nTopRect);
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}
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}
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void guac_rdp_gdi_opaquerect(rdpContext* context, OPAQUE_RECT_ORDER* opaque_rect) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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uint32 color = freerdp_color_convert_var(opaque_rect->color,
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context->instance->settings->color_depth, 32,
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((rdp_freerdp_context*) context)->clrconv);
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const guac_layer* current_layer = ((rdp_guac_client_data*) client->data)->current_surface;
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guac_protocol_send_rect(client->socket,
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GUAC_COMP_OVER, current_layer,
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opaque_rect->nLeftRect, opaque_rect->nTopRect,
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opaque_rect->nWidth, opaque_rect->nHeight,
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(color >> 16) & 0xFF,
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(color >> 8 ) & 0xFF,
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(color ) & 0xFF,
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255);
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}
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void guac_rdp_gdi_palette_update(rdpContext* context, PALETTE_UPDATE* palette) {
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CLRCONV* clrconv = ((rdp_freerdp_context*) context)->clrconv;
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clrconv->palette->count = palette->number;
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clrconv->palette->entries = palette->entries;
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}
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void guac_rdp_gdi_set_bounds(rdpContext* context, rdpBounds* bounds) {
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guac_client* client = ((rdp_freerdp_context*) context)->client;
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const guac_layer* current_layer = ((rdp_guac_client_data*) client->data)->current_surface;
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/* Set clip if specified */
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if (bounds != NULL)
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guac_protocol_send_clip(
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client->socket,
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current_layer,
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bounds->left,
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bounds->top,
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bounds->right - bounds->left + 1,
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bounds->bottom - bounds->top + 1);
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/* Otherwise, reset clip */
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else
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guac_protocol_send_clip(
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client->socket,
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current_layer,
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0, 0,
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context->instance->settings->width,
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context->instance->settings->height);
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}
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