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rdpClientCon.c
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rdpClientCon.c
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/*
Copyright 2005-2017 Jay Sorg
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Client connection to xrdp
*/
#if defined(HAVE_CONFIG_H)
#include "config_ac.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/shm.h>
/* this should be before all X11 .h files */
#include <xorg-server.h>
#include <xorgVersion.h>
/* all driver need this */
#include <xf86.h>
#include <xf86_OSproc.h>
#include "rdp.h"
#include "rdpDraw.h"
#include "rdpClientCon.h"
#include "rdpMisc.h"
#include "rdpInput.h"
#include "rdpReg.h"
#include "rdpCapture.h"
#include "rdpRandR.h"
#define LOG_LEVEL 1
#define LLOGLN(_level, _args) \
do { if (_level < LOG_LEVEL) { ErrorF _args ; ErrorF("\n"); } } while (0)
#define LTOUI32(_in) ((unsigned int)(_in))
#define USE_MAX_OS_BYTES 1
#define MAX_OS_BYTES (16 * 1024 * 1024)
/*
0 GXclear, 0
1 GXnor, DPon
2 GXandInverted, DPna
3 GXcopyInverted, Pn
4 GXandReverse, PDna
5 GXinvert, Dn
6 GXxor, DPx
7 GXnand, DPan
8 GXand, DPa
9 GXequiv, DPxn
a GXnoop, D
b GXorInverted, DPno
c GXcopy, P
d GXorReverse, PDno
e GXor, DPo
f GXset 1
*/
static int g_rdp_opcodes[16] =
{
0x00, /* GXclear 0x0 0 */
0x88, /* GXand 0x1 src AND dst */
0x44, /* GXandReverse 0x2 src AND NOT dst */
0xcc, /* GXcopy 0x3 src */
0x22, /* GXandInverted 0x4 NOT src AND dst */
0xaa, /* GXnoop 0x5 dst */
0x66, /* GXxor 0x6 src XOR dst */
0xee, /* GXor 0x7 src OR dst */
0x11, /* GXnor 0x8 NOT src AND NOT dst */
0x99, /* GXequiv 0x9 NOT src XOR dst */
0x55, /* GXinvert 0xa NOT dst */
0xdd, /* GXorReverse 0xb src OR NOT dst */
0x33, /* GXcopyInverted 0xc NOT src */
0xbb, /* GXorInverted 0xd NOT src OR dst */
0x77, /* GXnand 0xe NOT src OR NOT dst */
0xff /* GXset 0xf 1 */
};
static int
rdpClientConDisconnect(rdpPtr dev, rdpClientCon *clientCon);
#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(1, 18, 5, 0, 0)
/******************************************************************************/
static int
rdpClientConAddEnabledDevice(ScreenPtr pScreen, int fd)
{
AddEnabledDevice(fd);
return 0;
}
/******************************************************************************/
static int
rdpClientConRemoveEnabledDevice(int fd)
{
RemoveEnabledDevice(fd);
return 0;
}
#else
/******************************************************************************/
static void
rdpClientConNotifyFdProcPtr(int fd, int ready, void *data)
{
ScreenPtr pScreen = (ScreenPtr) data;
rdpClientConCheck(pScreen);
}
/******************************************************************************/
static int
rdpClientConAddEnabledDevice(ScreenPtr pScreen, int fd)
{
SetNotifyFd(fd, rdpClientConNotifyFdProcPtr, X_NOTIFY_READ, pScreen);
return 0;
}
/******************************************************************************/
static int
rdpClientConRemoveEnabledDevice(int fd)
{
RemoveNotifyFd(fd);
return 0;
}
#endif
/******************************************************************************/
static int
rdpClientConGotConnection(ScreenPtr pScreen, rdpPtr dev)
{
rdpClientCon *clientCon;
int new_sck;
LLOGLN(0, ("rdpClientConGotConnection:"));
clientCon = g_new0(rdpClientCon, 1);
clientCon->dev = dev;
dev->do_dirty_ons = 1;
make_stream(clientCon->in_s);
init_stream(clientCon->in_s, 8192);
make_stream(clientCon->out_s);
init_stream(clientCon->out_s, 8192 * 4 + 100);
new_sck = g_sck_accept(dev->listen_sck);
if (new_sck == -1)
{
LLOGLN(0, ("rdpClientConGotConnection: g_sck_accept failed"));
}
else
{
LLOGLN(0, ("rdpClientConGotConnection: g_sck_accept ok new_sck %d",
new_sck));
clientCon->sck = new_sck;
g_sck_set_non_blocking(clientCon->sck);
g_sck_tcp_set_no_delay(clientCon->sck); /* only works if TCP */
clientCon->connected = TRUE;
clientCon->sckClosed = FALSE;
clientCon->begin = FALSE;
dev->conNumber++;
clientCon->conNumber = dev->conNumber;
rdpClientConAddEnabledDevice(pScreen, clientCon->sck);
}
#if 1
if (dev->clientConTail != NULL)
{
LLOGLN(0, ("rdpClientConGotConnection: disconnecting only clientCon"));
rdpClientConDisconnect(dev, dev->clientConTail);
dev->clientConHead = NULL;
dev->clientConTail = NULL;
}
#endif
if (dev->clientConTail == NULL)
{
LLOGLN(0, ("rdpClientConGotConnection: adding only clientCon"));
dev->clientConHead = clientCon;
dev->clientConTail = clientCon;
}
else
{
LLOGLN(0, ("rdpClientConGotConnection: adding clientCon"));
dev->clientConTail->next = clientCon;
dev->clientConTail = clientCon;
}
clientCon->dirtyRegion = rdpRegionCreate(NullBox, 0);
clientCon->shmRegion = rdpRegionCreate(NullBox, 0);
return 0;
}
/******************************************************************************/
static CARD32
rdpDeferredDisconnectCallback(OsTimerPtr timer, CARD32 now, pointer arg)
{
CARD32 lnow_ms;
rdpPtr dev;
dev = (rdpPtr) arg;
LLOGLN(10, ("rdpDeferredDisconnectCallback"));
if (dev->clientConHead != NULL)
{
/* this should not happen */
LLOGLN(0, ("rdpDeferredDisconnectCallback: connected"));
if (dev->disconnectTimer != NULL)
{
LLOGLN(0, ("rdpDeferredDisconnectCallback: canceling g_dis_timer"));
TimerCancel(dev->disconnectTimer);
TimerFree(dev->disconnectTimer);
dev->disconnectTimer = NULL;
}
dev->disconnect_scheduled = FALSE;
return 0;
}
else
{
LLOGLN(10, ("rdpDeferredDisconnectCallback: not connected"));
}
lnow_ms = GetTimeInMillis();
if (lnow_ms - dev->disconnect_time_ms > dev->disconnect_timeout_s * 1000)
{
LLOGLN(0, ("rdpDeferredDisconnectCallback: "
"disconnect timeout exceeded, exiting"));
kill(getpid(), SIGTERM);
return 0;
}
dev->disconnectTimer = TimerSet(dev->disconnectTimer, 0, 1000 * 10,
rdpDeferredDisconnectCallback, dev);
return 0;
}
/*****************************************************************************/
static int
rdpClientConDisconnect(rdpPtr dev, rdpClientCon *clientCon)
{
int index;
rdpClientCon *pcli;
rdpClientCon *plcli;
LLOGLN(0, ("rdpClientConDisconnect:"));
if (dev->do_kill_disconnected)
{
if (dev->disconnect_scheduled == FALSE)
{
LLOGLN(0, ("rdpClientConDisconnect: starting g_dis_timer, "
"exit after %d seconds", dev->disconnect_timeout_s));
dev->disconnectTimer = TimerSet(dev->disconnectTimer, 0, 1000 * 10,
rdpDeferredDisconnectCallback, dev);
dev->disconnect_scheduled = TRUE;
}
dev->disconnect_time_ms = GetTimeInMillis();
}
rdpClientConRemoveEnabledDevice(clientCon->sck);
g_sck_close(clientCon->sck);
if (clientCon->maxOsBitmaps > 0)
{
for (index = 0; index < clientCon->maxOsBitmaps; index++)
{
if (clientCon->osBitmaps[index].used)
{
if (clientCon->osBitmaps[index].priv != NULL)
{
clientCon->osBitmaps[index].priv->status = 0;
}
}
}
}
free(clientCon->osBitmaps);
plcli = NULL;
pcli = dev->clientConHead;
while (pcli != NULL)
{
if (pcli == clientCon)
{
if (plcli == NULL)
{
/* removing first item */
dev->clientConHead = pcli->next;
if (dev->clientConHead == NULL)
{
/* removed only */
dev->clientConTail = NULL;
}
}
else
{
plcli->next = pcli->next;
if (pcli == dev->clientConTail)
{
/* removed last */
dev->clientConTail = plcli;
}
}
LLOGLN(0, ("rdpClientConDisconnect: clientCon removed from "
"dev list"));
break;
}
plcli = pcli;
pcli = pcli->next;
}
rdpRegionDestroy(clientCon->dirtyRegion);
rdpRegionDestroy(clientCon->shmRegion);
if (clientCon->updateTimer != NULL)
{
TimerCancel(clientCon->updateTimer);
TimerFree(clientCon->updateTimer);
}
free_stream(clientCon->out_s);
free_stream(clientCon->in_s);
free(clientCon);
return 0;
}
/*****************************************************************************/
/* returns error */
static int
rdpClientConSend(rdpPtr dev, rdpClientCon *clientCon, char *data, int len)
{
int sent;
LLOGLN(10, ("rdpClientConSend - sending %d bytes", len));
if (clientCon->sckClosed)
{
return 1;
}
while (len > 0)
{
sent = g_sck_send(clientCon->sck, data, len, 0);
if (sent == -1)
{
if (g_sck_last_error_would_block(clientCon->sck))
{
g_sleep(1);
}
else
{
LLOGLN(0, ("rdpClientConSend: g_tcp_send failed(returned -1)"));
rdpClientConDisconnect(dev, clientCon);
return 1;
}
}
else if (sent == 0)
{
LLOGLN(0, ("rdpClientConSend: g_tcp_send failed(returned zero)"));
rdpClientConDisconnect(dev, clientCon);
return 1;
}
else
{
data += sent;
len -= sent;
}
}
return 0;
}
/******************************************************************************/
static int
rdpClientConSendMsg(rdpPtr dev, rdpClientCon *clientCon)
{
int len;
int rv;
struct stream *s;
rv = 1;
s = clientCon->out_s;
if (s != NULL)
{
len = (int) (s->end - s->data);
if (len > s->size)
{
LLOGLN(0, ("rdpClientConSendMsg: overrun error len, %d "
"stream size %d, client count %d",
len, s->size, clientCon->count));
}
s_pop_layer(s, iso_hdr);
out_uint16_le(s, 3);
out_uint16_le(s, clientCon->count);
out_uint32_le(s, len - 8);
rv = rdpClientConSend(dev, clientCon, s->data, len);
}
if (rv != 0)
{
LLOGLN(0, ("rdpClientConSendMsg: error in rdpup_send_msg"));
}
return rv;
}
/******************************************************************************/
static int
rdpClientConSendPending(rdpPtr dev, rdpClientCon *clientCon)
{
int rv;
rv = 0;
if (clientCon->connected && clientCon->begin)
{
out_uint16_le(clientCon->out_s, 2); /* XR_SERVER_END_UPDATE */
out_uint16_le(clientCon->out_s, 4); /* size */
clientCon->count++;
s_mark_end(clientCon->out_s);
if (rdpClientConSendMsg(dev, clientCon) != 0)
{
LLOGLN(0, ("rdpClientConSendPending: rdpClientConSendMsg failed"));
rv = 1;
}
}
clientCon->count = 0;
clientCon->begin = FALSE;
return rv;
}
/******************************************************************************/
/* returns error */
static int
rdpClientConRecv(rdpPtr dev, rdpClientCon *clientCon, char *data, int len)
{
int rcvd;
if (clientCon->sckClosed)
{
return 1;
}
while (len > 0)
{
rcvd = g_sck_recv(clientCon->sck, data, len, 0);
if (rcvd == -1)
{
if (g_sck_last_error_would_block(clientCon->sck))
{
g_sleep(1);
}
else
{
LLOGLN(0, ("rdpClientConRecv: g_sck_recv failed(returned -1)"));
rdpClientConDisconnect(dev, clientCon);
return 1;
}
}
else if (rcvd == 0)
{
LLOGLN(0, ("rdpClientConRecv: g_sck_recv failed(returned 0)"));
rdpClientConDisconnect(dev, clientCon);
return 1;
}
else
{
data += rcvd;
len -= rcvd;
}
}
return 0;
}
/******************************************************************************/
static int
rdpClientConRecvMsg(rdpPtr dev, rdpClientCon *clientCon)
{
int len;
int rv;
struct stream *s;
rv = 1;
s = clientCon->in_s;
if (s != 0)
{
init_stream(s, 4);
rv = rdpClientConRecv(dev, clientCon, s->data, 4);
if (rv == 0)
{
s->end = s->data + 4;
in_uint32_le(s, len);
if (len > 3)
{
init_stream(s, len);
rv = rdpClientConRecv(dev, clientCon, s->data, len - 4);
if (rv == 0)
{
s->end = s->data + len;
}
}
}
}
if (rv != 0)
{
LLOGLN(0, ("rdpClientConRecvMsg: error"));
}
return rv;
}
/******************************************************************************/
static int
rdpClientConSendCaps(rdpPtr dev, rdpClientCon *clientCon)
{
struct stream *ls;
int len;
int rv;
int cap_count;
int cap_bytes;
make_stream(ls);
init_stream(ls, 8192);
s_push_layer(ls, iso_hdr, 8);
cap_count = 0;
cap_bytes = 0;
#if 0
out_uint16_le(ls, 0);
out_uint16_le(ls, 4);
cap_count++;
cap_bytes += 4;
out_uint16_le(ls, 1);
out_uint16_le(ls, 4);
cap_count++;
cap_bytes += 4;
#endif
s_mark_end(ls);
len = (int)(ls->end - ls->data);
s_pop_layer(ls, iso_hdr);
out_uint16_le(ls, 2); /* caps */
out_uint16_le(ls, cap_count); /* num caps */
out_uint32_le(ls, cap_bytes); /* caps len after header */
rv = rdpClientConSend(dev, clientCon, ls->data, len);
if (rv != 0)
{
LLOGLN(0, ("rdpClientConSendCaps: rdpup_send failed"));
}
free_stream(ls);
return rv;
}
/******************************************************************************/
static int
rdpClientConProcessMsgVersion(rdpPtr dev, rdpClientCon *clientCon,
int param1, int param2, int param3, int param4)
{
LLOGLN(0, ("rdpClientConProcessMsgVersion: version %d %d %d %d",
param1, param2, param3, param4));
if ((param1 > 0) || (param2 > 0) || (param3 > 0) || (param4 > 0))
{
rdpClientConSendCaps(dev, clientCon);
}
return 0;
}
/******************************************************************************/
/*
this from miScreenInit
pScreen->mmWidth = (xsize * 254 + dpix * 5) / (dpix * 10);
pScreen->mmHeight = (ysize * 254 + dpiy * 5) / (dpiy * 10);
*/
static int
rdpClientConProcessScreenSizeMsg(rdpPtr dev, rdpClientCon *clientCon,
int width, int height, int bpp)
{
ScrnInfoPtr pScrn;
int mmwidth;
int mmheight;
int bytes;
Bool ok;
LLOGLN(0, ("rdpClientConProcessScreenSizeMsg: set width %d height %d "
"bpp %d", width, height, bpp));
clientCon->rdp_width = width;
clientCon->rdp_height = height;
clientCon->rdp_bpp = bpp;
clientCon->cap_width = width;
clientCon->cap_height = height;
if (bpp < 15)
{
clientCon->rdp_Bpp = 1;
clientCon->rdp_Bpp_mask = 0xff;
clientCon->rdp_format = XRDP_r3g3b2;
}
else if (bpp == 15)
{
clientCon->rdp_Bpp = 2;
clientCon->rdp_Bpp_mask = 0x7fff;
clientCon->rdp_format = XRDP_a1r5g5b5;
}
else if (bpp == 16)
{
clientCon->rdp_Bpp = 2;
clientCon->rdp_Bpp_mask = 0xffff;
clientCon->rdp_format = XRDP_r5g6b5;
}
else if (bpp > 16)
{
clientCon->rdp_Bpp = 4;
clientCon->rdp_Bpp_mask = 0xffffff;
clientCon->rdp_format = XRDP_a8r8g8b8;
}
clientCon->cap_stride_bytes = clientCon->rdp_width * clientCon->rdp_Bpp;
if (clientCon->shmemptr != 0)
{
shmdt(clientCon->shmemptr);
}
bytes = clientCon->rdp_width * clientCon->rdp_height *
clientCon->rdp_Bpp;
clientCon->shmemid = shmget(IPC_PRIVATE, bytes, IPC_CREAT | 0777);
clientCon->shmemptr = shmat(clientCon->shmemid, 0, 0);
shmctl(clientCon->shmemid, IPC_RMID, NULL);
LLOGLN(0, ("rdpClientConProcessScreenSizeMsg: shmemid %d shmemptr %p",
clientCon->shmemid, clientCon->shmemptr));
clientCon->shmem_lineBytes = clientCon->rdp_Bpp * clientCon->rdp_width;
if (clientCon->shmRegion != 0)
{
rdpRegionDestroy(clientCon->shmRegion);
}
clientCon->shmRegion = rdpRegionCreate(NullBox, 0);
pScrn = xf86Screens[dev->pScreen->myNum];
mmwidth = PixelToMM(width, pScrn->xDpi);
mmheight = PixelToMM(height, pScrn->yDpi);
if ((dev->width != width) || (dev->height != height))
{
ok = RRScreenSizeSet(dev->pScreen, width, height, mmwidth, mmheight);
LLOGLN(0, ("rdpClientConProcessScreenSizeMsg: RRScreenSizeSet ok=[%d]", ok));
RRTellChanged(dev->pScreen);
}
return 0;
}
/******************************************************************************/
static int
rdpClientConProcessMsgClientInput(rdpPtr dev, rdpClientCon *clientCon)
{
struct stream *s;
int msg;
int param1;
int param2;
int param3;
int param4;
int x;
int y;
int cx;
int cy;
s = clientCon->in_s;
in_uint32_le(s, msg);
in_uint32_le(s, param1);
in_uint32_le(s, param2);
in_uint32_le(s, param3);
in_uint32_le(s, param4);
LLOGLN(10, ("rdpClientConProcessMsgClientInput: msg %d param1 %d param2 %d "
"param3 %d param4 %d", msg, param1, param2, param3, param4));
if (msg < 100)
{
rdpInputKeyboardEvent(dev, msg, param1, param2, param3, param4);
}
else if (msg < 200)
{
rdpInputMouseEvent(dev, msg, param1, param2, param3, param4);
}
else if (msg == 200) /* invalidate */
{
x = (param1 >> 16) & 0xffff;
y = param1 & 0xffff;
cx = (param2 >> 16) & 0xffff;
cy = param2 & 0xffff;
LLOGLN(0, ("rdpClientConProcessMsgClientInput: invalidate x %d y %d "
"cx %d cy %d", x, y, cx, cy));
rdpClientConAddDirtyScreen(dev, clientCon, x, y, cx, cy);
}
else if (msg == 300) /* resize desktop */
{
rdpClientConProcessScreenSizeMsg(dev, clientCon, param1,
param2, param3);
}
else if (msg == 301) /* version */
{
rdpClientConProcessMsgVersion(dev, clientCon,
param1, param2, param3, param4);
}
else
{
LLOGLN(0, ("rdpClientConProcessMsgClientInput: unknown msg %d", msg));
}
return 0;
}
/******************************************************************************/
static int
rdpClientConProcessMsgClientInfo(rdpPtr dev, rdpClientCon *clientCon)
{
struct stream *s;
int bytes;
int i1;
int index;
BoxRec box;
LLOGLN(0, ("rdpClientConProcessMsgClientInfo:"));
s = clientCon->in_s;
in_uint32_le(s, bytes);
if (bytes > sizeof(clientCon->client_info))
{
bytes = sizeof(clientCon->client_info);
}
memcpy(&(clientCon->client_info), s->p - 4, bytes);
clientCon->client_info.size = bytes;
LLOGLN(0, (" got client info bytes %d", bytes));
LLOGLN(0, (" jpeg support %d", clientCon->client_info.jpeg));
i1 = clientCon->client_info.offscreen_support_level;
LLOGLN(0, (" offscreen support %d", i1));
i1 = clientCon->client_info.offscreen_cache_size;
LLOGLN(0, (" offscreen size %d", i1));
i1 = clientCon->client_info.offscreen_cache_entries;
LLOGLN(0, (" offscreen entries %d", i1));
if (clientCon->client_info.capture_code == 2) /* RFX */
{
LLOGLN(0, ("rdpClientConProcessMsgClientInfo: got RFX capture"));
clientCon->cap_width = RDPALIGN(clientCon->rdp_width, 64);
clientCon->cap_height = RDPALIGN(clientCon->rdp_height, 64);
LLOGLN(0, (" cap_width %d cap_height %d",
clientCon->cap_width, clientCon->cap_height));
if (clientCon->shmemptr != 0)
{
shmdt(clientCon->shmemptr);
}
bytes = clientCon->cap_width * clientCon->cap_height *
clientCon->rdp_Bpp;
clientCon->shmemid = shmget(IPC_PRIVATE, bytes, IPC_CREAT | 0777);
clientCon->shmemptr = shmat(clientCon->shmemid, 0, 0);
shmctl(clientCon->shmemid, IPC_RMID, NULL);
LLOGLN(0, ("rdpClientConProcessMsgClientInfo: shmemid %d shmemptr %p "
"bytes %d", clientCon->shmemid, clientCon->shmemptr, bytes));
clientCon->shmem_lineBytes = clientCon->rdp_Bpp * clientCon->cap_width;
clientCon->cap_stride_bytes = clientCon->cap_width * 4;
}
else if (clientCon->client_info.capture_code == 3) /* H264 */
{
LLOGLN(0, ("rdpClientConProcessMsgClientInfo: got H264 capture"));
clientCon->cap_width = clientCon->rdp_width;
clientCon->cap_height = clientCon->rdp_height;
LLOGLN(0, (" cap_width %d cap_height %d",
clientCon->cap_width, clientCon->cap_height));
if (clientCon->shmemptr != 0)
{
shmdt(clientCon->shmemptr);
}
bytes = clientCon->cap_width * clientCon->cap_height * 2;
clientCon->shmemid = shmget(IPC_PRIVATE, bytes, IPC_CREAT | 0777);
clientCon->shmemptr = shmat(clientCon->shmemid, 0, 0);
shmctl(clientCon->shmemid, IPC_RMID, NULL);
LLOGLN(0, ("rdpClientConProcessMsgClientInfo: shmemid %d shmemptr %p "
"bytes %d", clientCon->shmemid, clientCon->shmemptr, bytes));
clientCon->shmem_lineBytes = clientCon->rdp_Bpp * clientCon->cap_width;
clientCon->cap_stride_bytes = clientCon->cap_width * 4;
}
if (clientCon->client_info.capture_format != 0)
{
clientCon->rdp_format = clientCon->client_info.capture_format;
switch (clientCon->rdp_format)
{
case XRDP_a8r8g8b8:
case XRDP_a8b8g8r8:
clientCon->cap_stride_bytes = clientCon->cap_width * 4;
break;
case XRDP_r5g6b5:
case XRDP_a1r5g5b5:
clientCon->cap_stride_bytes = clientCon->cap_width * 2;
break;
default:
clientCon->cap_stride_bytes = clientCon->cap_width * 1;
break;
}
}
if (clientCon->client_info.offscreen_support_level > 0)
{
if (clientCon->client_info.offscreen_cache_entries > 0)
{
clientCon->maxOsBitmaps = clientCon->client_info.offscreen_cache_entries;
free(clientCon->osBitmaps);
clientCon->osBitmaps = g_new0(struct rdpup_os_bitmap,
clientCon->maxOsBitmaps);
}
}
if (clientCon->client_info.orders[0x1b]) /* 27 NEG_GLYPH_INDEX_INDEX */
{
LLOGLN(0, (" client supports glyph cache but server disabled"));
//clientCon->doGlyphCache = 1;
}
if (clientCon->client_info.order_flags_ex & 0x100)
{
clientCon->doComposite = 1;
}
if (clientCon->doGlyphCache)
{
LLOGLN(0, (" using glyph cache"));
}
if (clientCon->doComposite)
{
LLOGLN(0, (" using client composite"));
}
LLOGLN(10, ("order_flags_ex 0x%x", clientCon->client_info.order_flags_ex));
if (clientCon->client_info.offscreen_cache_entries == 2000)
{
LLOGLN(0, (" client can do offscreen to offscreen blits"));
clientCon->canDoPixToPix = 1;
}
else
{
LLOGLN(0, (" client can not do offscreen to offscreen blits"));
clientCon->canDoPixToPix = 0;
}
if (clientCon->client_info.pointer_flags & 1)
{
LLOGLN(0, (" client can do new(color) cursor"));
}
else
{
LLOGLN(0, (" client can not do new(color) cursor"));
}
if (clientCon->client_info.monitorCount > 0)
{
LLOGLN(0, (" client can do multimon"));
LLOGLN(0, (" client monitor data, monitorCount=%d", clientCon->client_info.monitorCount));
clientCon->doMultimon = 1;
dev->doMultimon = 1;
memcpy(dev->minfo, clientCon->client_info.minfo, sizeof(dev->minfo));
dev->monitorCount = clientCon->client_info.monitorCount;
box.x1 = dev->minfo[0].left;
box.y1 = dev->minfo[0].top;
box.x2 = dev->minfo[0].right;
box.y2 = dev->minfo[0].bottom;
/* adjust monitor info so it's not negative */
for (index = 1; index < dev->monitorCount; index++)
{
box.x1 = min(box.x1, dev->minfo[index].left);
box.y1 = min(box.y1, dev->minfo[index].top);
box.x2 = max(box.x2, dev->minfo[index].right);
box.y2 = max(box.y2, dev->minfo[index].bottom);
}
for (index = 0; index < dev->monitorCount; index++)
{
dev->minfo[index].left -= box.x1;
dev->minfo[index].top -= box.y1;
dev->minfo[index].right -= box.x1;
dev->minfo[index].bottom -= box.y1;
LLOGLN(0, (" left %d top %d right %d bottom %d",
dev->minfo[index].left,
dev->minfo[index].top,
dev->minfo[index].right,
dev->minfo[index].bottom));
}
rdpRRSetRdpOutputs(dev);
RRTellChanged(dev->pScreen);
}
else
{
LLOGLN(0, (" client can not do multimon"));
clientCon->doMultimon = 0;
dev->doMultimon = 0;
dev->monitorCount = 0;
rdpRRSetRdpOutputs(dev);
RRTellChanged(dev->pScreen);
}
/* rdpLoadLayout */
rdpInputKeyboardEvent(dev, 18, (long)(&(clientCon->client_info)),
0, 0, 0);
return 0;
}
/******************************************************************************/
static int
rdpClientConProcessMsgClientRegion(rdpPtr dev, rdpClientCon *clientCon)
{
struct stream *s;
int flags;
int x;
int y;
int cx;
int cy;
RegionRec reg;
BoxRec box;
LLOGLN(10, ("rdpClientConProcessMsgClientRegion:"));
s = clientCon->in_s;
in_uint32_le(s, flags);
in_uint32_le(s, clientCon->rect_id_ack);
in_uint32_le(s, x);
in_uint32_le(s, y);
in_uint32_le(s, cx);
in_uint32_le(s, cy);
LLOGLN(10, ("rdpClientConProcessMsgClientRegion: %d %d %d %d flags 0x%8.8x",
x, y, cx, cy, flags));
LLOGLN(10, ("rdpClientConProcessMsgClientRegion: rect_id %d rect_id_ack %d",
clientCon->rect_id, clientCon->rect_id_ack));
box.x1 = x;
box.y1 = y;
box.x2 = box.x1 + cx;
box.y2 = box.y1 + cy;
rdpRegionInit(®, &box, 0);
LLOGLN(10, ("rdpClientConProcessMsgClientRegion: %d %d %d %d",
box.x1, box.y1, box.x2, box.y2));
rdpRegionSubtract(clientCon->shmRegion, clientCon->shmRegion, ®);
rdpRegionUninit(®);
return 0;
}
/******************************************************************************/
static int
rdpClientConProcessMsgClientRegionEx(rdpPtr dev, rdpClientCon *clientCon)
{
struct stream *s;
int flags;
LLOGLN(10, ("rdpClientConProcessMsgClientRegionEx:"));
s = clientCon->in_s;
in_uint32_le(s, flags);
in_uint32_le(s, clientCon->rect_id_ack);
LLOGLN(10, ("rdpClientConProcessMsgClientRegionEx: flags 0x%8.8x", flags));
LLOGLN(10, ("rdpClientConProcessMsgClientRegionEx: rect_id %d "
"rect_id_ack %d", clientCon->rect_id, clientCon->rect_id_ack));
return 0;
}
/******************************************************************************/
static int
rdpClientConProcessMsg(rdpPtr dev, rdpClientCon *clientCon)
{
int msg_type;
struct stream *s;
LLOGLN(10, ("rdpClientConProcessMsg:"));
s = clientCon->in_s;
in_uint16_le(s, msg_type);