int EXPORT_CC libxrdp_send_bell(struct xrdp_session *session) { struct stream *s = (struct stream *)NULL; DEBUG(("libxrdp_send_bell sending bell signal")); /* see MS documentation: Server play sound PDU, TS_PLAY_SOUND_PDU_DATA */ make_stream(s); init_stream(s, 8192); if (xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s) != 0) { free_stream(s); return 1; } out_uint32_le(s, 440); /* frequency */ out_uint32_le(s, 100); /* duration (ms) */ s_mark_end(s); if (xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_PLAY_SOUND) != 0) { free_stream(s); return 1; } free_stream(s); return 0; }
int EXPORT_CC libxrdp_send_palette(struct xrdp_session *session, int *palette) { int i = 0; int color = 0; struct stream *s = (struct stream *)NULL; if (session->client_info->bpp > 8) { return 0; } DEBUG(("libxrdp_send_palette sending palette")); /* clear orders */ libxrdp_orders_force_send(session); make_stream(s); init_stream(s, 8192); xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s); out_uint16_le(s, RDP_UPDATE_PALETTE); out_uint16_le(s, 0); out_uint16_le(s, 256); /* # of colors */ out_uint16_le(s, 0); for (i = 0; i < 256; i++) { color = palette[i]; out_uint8(s, color >> 16); out_uint8(s, color >> 8); out_uint8(s, color); } s_mark_end(s); xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_UPDATE); free_stream(s); /* send the orders palette too */ libxrdp_orders_init(session); libxrdp_orders_send_palette(session, palette, 0); libxrdp_orders_send(session); return 0; }
static int APP_CC xrdp_caps_send_monitorlayout(struct xrdp_rdp *self) { struct stream *s; int i; make_stream(s); init_stream(s, 8192); if (xrdp_rdp_init_data(self, s) != 0) { free_stream(s); return 1; } out_uint32_le(s, self->client_info.monitorCount); /* monitorCount (4 bytes) */ /* TODO: validate for allowed monitors in terminal server (maybe by config?) */ for (i = 0; i < self->client_info.monitorCount; i++) { out_uint32_le(s, self->client_info.minfo[i].left); out_uint32_le(s, self->client_info.minfo[i].top); out_uint32_le(s, self->client_info.minfo[i].right); out_uint32_le(s, self->client_info.minfo[i].bottom); out_uint32_le(s, self->client_info.minfo[i].is_primary); } s_mark_end(s); if (xrdp_rdp_send_data(self, s, 0x37) != 0) { free_stream(s); return 1; } free_stream(s); return 0; }
int EXPORT_CC libxrdp_send_bitmap(struct xrdp_session *session, int width, int height, int bpp, char *data, int x, int y, int cx, int cy) { int line_size = 0; int i = 0; int j = 0; int total_lines = 0; int lines_sending = 0; int Bpp = 0; int e = 0; int bufsize = 0; int total_bufsize = 0; int num_updates = 0; char *p_num_updates = (char *)NULL; char *p = (char *)NULL; char *q = (char *)NULL; struct stream *s = (struct stream *)NULL; struct stream *temp_s = (struct stream *)NULL; DEBUG(("libxrdp_send_bitmap sending bitmap")); Bpp = (bpp + 7) / 8; e = width % 4; if (e != 0) { e = 4 - e; } line_size = width * Bpp; make_stream(s); init_stream(s, 8192); if (session->client_info->use_bitmap_comp) { make_stream(temp_s); init_stream(temp_s, 65536); i = 0; if (cy <= height) { i = cy; } while (i > 0) { total_bufsize = 0; num_updates = 0; xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s); out_uint16_le(s, RDP_UPDATE_BITMAP); p_num_updates = s->p; out_uint8s(s, 2); /* num_updates set later */ do { if (session->client_info->op1) { s_push_layer(s, channel_hdr, 18); } else { s_push_layer(s, channel_hdr, 26); } p = s->p; lines_sending = xrdp_bitmap_compress(data, width, height, s, bpp, 4096 - total_bufsize, i - 1, temp_s, e); if (lines_sending == 0) { break; } num_updates++; bufsize = s->p - p; total_bufsize += bufsize; i = i - lines_sending; s_mark_end(s); s_pop_layer(s, channel_hdr); out_uint16_le(s, x); /* left */ out_uint16_le(s, y + i); /* top */ out_uint16_le(s, (x + cx) - 1); /* right */ out_uint16_le(s, (y + i + lines_sending) - 1); /* bottom */ out_uint16_le(s, width + e); /* width */ out_uint16_le(s, lines_sending); /* height */ out_uint16_le(s, bpp); /* bpp */ if (session->client_info->op1) { out_uint16_le(s, 0x401); /* compress */ out_uint16_le(s, bufsize); /* compressed size */ j = (width + e) * Bpp; j = j * lines_sending; } else { out_uint16_le(s, 0x1); /* compress */ out_uint16_le(s, bufsize + 8); out_uint8s(s, 2); /* pad */ out_uint16_le(s, bufsize); /* compressed size */ j = (width + e) * Bpp; out_uint16_le(s, j); /* line size */ j = j * lines_sending; out_uint16_le(s, j); /* final size */ } if (j > 32768) { g_writeln("error, decompressed size too big, its %d", j); } if (bufsize > 8192) { g_writeln("error, compressed size too big, its %d", bufsize); } s->p = s->end; } while (total_bufsize < 4096 && i > 0); p_num_updates[0] = num_updates; p_num_updates[1] = num_updates >> 8; xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_UPDATE); if (total_bufsize > 8192) { g_writeln("error, total compressed size too big, its %d", total_bufsize); } } free_stream(temp_s); }
int EXPORT_CC libxrdp_send_palette(struct xrdp_session *session, int *palette) { int i = 0; int color = 0; struct stream *s = (struct stream *)NULL; if (session->client_info->bpp > 8) { return 0; } DEBUG(("libxrdp_send_palette sending palette")); /* clear orders */ libxrdp_orders_force_send(session); make_stream(s); init_stream(s, 8192); if (session->client_info->use_fast_path & 1) /* fastpath output supported */ { LLOGLN(10, ("libxrdp_send_palette: fastpath")); if (xrdp_rdp_init_fastpath((struct xrdp_rdp *)session->rdp, s) != 0) { free_stream(s); return 1; } } else { LLOGLN(10, ("libxrdp_send_palette: slowpath")); xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s); } /* TS_UPDATE_PALETTE_DATA */ out_uint16_le(s, RDP_UPDATE_PALETTE); out_uint16_le(s, 0); out_uint16_le(s, 256); /* # of colors */ out_uint16_le(s, 0); for (i = 0; i < 256; i++) { color = palette[i]; out_uint8(s, color >> 16); out_uint8(s, color >> 8); out_uint8(s, color); } s_mark_end(s); if (session->client_info->use_fast_path & 1) /* fastpath output supported */ { if (xrdp_rdp_send_fastpath((struct xrdp_rdp *)session->rdp, s, FASTPATH_UPDATETYPE_PALETTE) != 0) { free_stream(s); return 1; } } else { xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_UPDATE); } free_stream(s); /* send the orders palette too */ libxrdp_orders_init(session); libxrdp_orders_send_palette(session, palette, 0); libxrdp_orders_send(session); return 0; }
int EXPORT_CC libxrdp_send_bitmap(struct xrdp_session *session, int width, int height, int bpp, char *data, int x, int y, int cx, int cy) { int line_bytes = 0; int i = 0; int j = 0; int k; int total_lines = 0; int lines_sending = 0; int Bpp = 0; int e = 0; int bufsize = 0; int total_bufsize = 0; int num_updates = 0; int line_pad_bytes; int server_line_bytes; char *p_num_updates = (char *)NULL; char *p = (char *)NULL; char *q = (char *)NULL; struct stream *s = (struct stream *)NULL; struct stream *temp_s = (struct stream *)NULL; tui32 pixel; LLOGLN(10, ("libxrdp_send_bitmap: sending bitmap")); Bpp = (bpp + 7) / 8; e = (4 - width) & 3; switch (bpp) { case 15: case 16: server_line_bytes = width * 2; break; case 24: case 32: server_line_bytes = width * 4; break; default: /* 8 bpp */ server_line_bytes = width; break; } line_bytes = width * Bpp; line_pad_bytes = line_bytes + e * Bpp; LLOGLN(10, ("libxrdp_send_bitmap: bpp %d Bpp %d line_bytes %d " "server_line_bytes %d", bpp, Bpp, line_bytes, server_line_bytes)); make_stream(s); init_stream(s, MAX_BITMAP_BUF_SIZE); if (session->client_info->use_bitmap_comp) { LLOGLN(10, ("libxrdp_send_bitmap: compression")); make_stream(temp_s); init_stream(temp_s, 65536); i = 0; if (cy <= height) { i = cy; } while (i > 0) { LLOGLN(10, ("libxrdp_send_bitmap: i %d", i)); total_bufsize = 0; num_updates = 0; xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s); out_uint16_le(s, RDP_UPDATE_BITMAP); p_num_updates = s->p; out_uint8s(s, 2); /* num_updates set later */ do { if (session->client_info->op1) { s_push_layer(s, channel_hdr, 18); } else { s_push_layer(s, channel_hdr, 26); } p = s->p; if (bpp > 24) { LLOGLN(10, ("libxrdp_send_bitmap: 32 bpp")); lines_sending = xrdp_bitmap32_compress(data, width, height, s, 32, (MAX_BITMAP_BUF_SIZE - 100) - total_bufsize, i - 1, temp_s, e, 0x10); LLOGLN(10, ("libxrdp_send_bitmap: i %d lines_sending %d", i, lines_sending)); } else { lines_sending = xrdp_bitmap_compress(data, width, height, s, bpp, (MAX_BITMAP_BUF_SIZE - 100) - total_bufsize, i - 1, temp_s, e); LLOGLN(10, ("libxrdp_send_bitmap: i %d lines_sending %d", i, lines_sending)); } if (lines_sending == 0) { break; } num_updates++; bufsize = s->p - p; total_bufsize += bufsize; i = i - lines_sending; s_mark_end(s); s_pop_layer(s, channel_hdr); out_uint16_le(s, x); /* left */ out_uint16_le(s, y + i); /* top */ out_uint16_le(s, (x + cx) - 1); /* right */ out_uint16_le(s, (y + i + lines_sending) - 1); /* bottom */ out_uint16_le(s, width + e); /* width */ out_uint16_le(s, lines_sending); /* height */ out_uint16_le(s, bpp); /* bpp */ if (session->client_info->op1) { out_uint16_le(s, 0x401); /* compress */ out_uint16_le(s, bufsize); /* compressed size */ j = (width + e) * Bpp; j = j * lines_sending; total_bufsize += 18; /* bytes since pop layer */ } else { out_uint16_le(s, 0x1); /* compress */ out_uint16_le(s, bufsize + 8); out_uint8s(s, 2); /* pad */ out_uint16_le(s, bufsize); /* compressed size */ j = (width + e) * Bpp; out_uint16_le(s, j); /* line size */ j = j * lines_sending; out_uint16_le(s, j); /* final size */ total_bufsize += 26; /* bytes since pop layer */ } LLOGLN(10, ("libxrdp_send_bitmap: decompressed pixels %d " "decompressed bytes %d compressed bytes %d", lines_sending * (width + e), line_pad_bytes * lines_sending, bufsize)); if (j > MAX_BITMAP_BUF_SIZE) { LLOGLN(0, ("libxrdp_send_bitmap: error, decompressed " "size too big: %d bytes", j)); } if (bufsize > MAX_BITMAP_BUF_SIZE) { LLOGLN(0, ("libxrdp_send_bitmap: error, compressed size " "too big: %d bytes", bufsize)); } s->p = s->end; } while (total_bufsize < MAX_BITMAP_BUF_SIZE && i > 0); LLOGLN(10, ("libxrdp_send_bitmap: num_updates %d total_bufsize %d", num_updates, total_bufsize)); p_num_updates[0] = num_updates; p_num_updates[1] = num_updates >> 8; xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_UPDATE); if (total_bufsize > MAX_BITMAP_BUF_SIZE) { LLOGLN(0, ("libxrdp_send_bitmap: error, total compressed " "size too big: %d bytes", total_bufsize)); } } free_stream(temp_s); }