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libxrdp: move fastpath callback calls from xrdp_rdp to xrdp_fastpath

Browse Source
ulab-next
speidy 10 years ago
parent 08baf1a5bc
commit 866fde498e
5 changed files with 195 additions and 132 deletions
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2
libxrdp/libxrdp.c
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@ -152,7 +152,7 @@ libxrdp_process_data(struct xrdp_session *session, struct stream *s)
}
break;
case 2: /* FASTPATH_INPUT_EVENT */
if (xrdp_rdp_process_fastpath_data_input(rdp, s) != 0)
if (xrdp_fastpath_process_input_event(rdp->sec_layer->fastpath_layer, s) != 0)
{
DEBUG(("libxrdp_process_data returned non zero"));
cont = 0;

6
libxrdp/libxrdp.h
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@ -72,6 +72,7 @@ struct xrdp_fastpath
{
struct xrdp_sec* sec_layer; /* owner */
struct trans* trans;
struct xrdp_session* session;
int numEvents;
int secFlags;
};
@ -386,8 +387,6 @@ xrdp_rdp_process_confirm_active(struct xrdp_rdp* self, struct stream* s);
int APP_CC
xrdp_rdp_process_data(struct xrdp_rdp* self, struct stream* s);
int APP_CC
xrdp_rdp_process_fastpath_data_input(struct xrdp_rdp *self, struct stream *s);
int APP_CC
xrdp_rdp_disconnect(struct xrdp_rdp* self);
int APP_CC
xrdp_rdp_send_deactive(struct xrdp_rdp* self);
@ -551,5 +550,6 @@ void APP_CC
xrdp_fastpath_delete(struct xrdp_fastpath *self);
int APP_CC
xrdp_fastpath_recv(struct xrdp_fastpath *self, struct stream *s);
int APP_CC
xrdp_fastpath_process_input_event(struct xrdp_fastpath *self, struct stream *s);
#endif

181
libxrdp/xrdp_fastpath.c
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@ -29,6 +29,7 @@ xrdp_fastpath_create(struct xrdp_sec *owner, struct trans *trans)
self = (struct xrdp_fastpath *)g_malloc(sizeof(struct xrdp_fastpath), 1);
self->sec_layer = owner;
self->trans = trans;
self->session = owner->rdp_layer->session;
DEBUG((" out xrdp_fastpath_create"));
return self;
}
@ -243,3 +244,183 @@ xrdp_fastpath_process_data(struct xrdp_fastpath *self, struct stream *s,
in_uint16_le(s, size);
return xrdp_fastpath_process_update(self, updateCode, size, s);
}
/*****************************************************************************/
/* FASTPATH_INPUT_EVENT_SCANCODE */
int APP_CC
xrdp_fastpath_process_EVENT_SCANCODE(struct xrdp_fastpath *self, int eventFlags, struct stream *s)
{
int flags;
int code;
flags = 0;
in_uint8(s, code); /* keyCode (1 byte) */
//g_writeln("scan code detected: %d", code);
if ((eventFlags & FASTPATH_INPUT_KBDFLAGS_RELEASE))
flags |= KBD_FLAG_UP;
else
flags |= KBD_FLAG_DOWN;
if ((eventFlags & FASTPATH_INPUT_KBDFLAGS_EXTENDED))
flags |= KBD_FLAG_EXT;
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_SCANCODE, code, 0,
flags, 0);
}
return 0;
}
/*****************************************************************************/
/* FASTPATH_INPUT_EVENT_MOUSE */
int APP_CC
xrdp_fastpath_process_EVENT_MOUSE(struct xrdp_fastpath *self, int eventFlags, struct stream *s)
{
int pointerFlags;
int xPos;
int yPos;
in_uint16_le(s, pointerFlags); /* pointerFlags (2 bytes) */
in_uint16_le(s, xPos); /* xPos (2 bytes) */
in_uint16_le(s, yPos); /* yPos (2 bytes) */
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_MOUSE, xPos, yPos,
pointerFlags, 0);
}
return 0;
}
/*****************************************************************************/
/* FASTPATH_INPUT_EVENT_MOUSEX */
int APP_CC
xrdp_fastpath_process_EVENT_MOUSEX(struct xrdp_fastpath *self, int eventFlags, struct stream *s)
{
int pointerFlags;
int xPos;
int yPos;
in_uint16_le(s, pointerFlags); /* pointerFlags (2 bytes) */
in_uint16_le(s, xPos); /* xPos (2 bytes) */
in_uint16_le(s, yPos); /* yPos (2 bytes) */
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_MOUSEX, xPos, yPos,
pointerFlags, 0);
}
return 0;
}
/*****************************************************************************/
/* FASTPATH_INPUT_EVENT_SYNC */
int APP_CC
xrdp_fastpath_process_EVENT_SYNC(struct xrdp_fastpath *self, int eventCode, int eventFlags, struct stream *s)
{
/*
* The eventCode bitfield (3 bits in size) MUST be set to FASTPATH_INPUT_EVENT_SYNC (3).
* The eventFlags bitfield (5 bits in size) contains flags indicating the "on"
* status of the keyboard toggle keys.
*/
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_SYNCHRONIZE, eventCode, 0,
eventFlags, 0);
}
return 0;
}
/*****************************************************************************/
/* FASTPATH_INPUT_EVENT_UNICODE */
int APP_CC
xrdp_fastpath_process_EVENT_UNICODE(struct xrdp_fastpath *self, int eventFlags, struct stream *s)
{
in_uint8s(s, 2);
return 0;
}
/*****************************************************************************/
/* FASTPATH_INPUT_EVENT */
int APP_CC
xrdp_fastpath_process_input_event(struct xrdp_fastpath *self, struct stream *s)
{
int i;
int eventHeader;
int eventCode;
int eventFlags;
// process fastpath input events
for (i = 0 ; i < self->numEvents ; i++) {
in_uint8(s, eventHeader);
eventFlags = (eventHeader & 0x1F);
eventCode = (eventHeader >> 5);
// g_writeln("eventCode= %d, eventFlags= %d, numEvents= %d",
// eventCode, eventFlags, self->sec_layer->fastpath_layer->numEvents);
switch (eventCode)
{
case FASTPATH_INPUT_EVENT_SCANCODE:
if (xrdp_fastpath_process_EVENT_SCANCODE(self, eventFlags, s) != 0)
{
return 1;
}
break;
case FASTPATH_INPUT_EVENT_MOUSE:
if (xrdp_fastpath_process_EVENT_MOUSE(self, eventFlags, s) != 0)
{
return 1;
}
break;
case FASTPATH_INPUT_EVENT_MOUSEX:
if (xrdp_fastpath_process_EVENT_MOUSEX(self, eventFlags, s) != 0)
{
return 1;
}
break;
case FASTPATH_INPUT_EVENT_SYNC:
if (xrdp_fastpath_process_EVENT_SYNC(self, eventCode, eventFlags, s) != 0)
{
return 1;
}
break;
case FASTPATH_INPUT_EVENT_UNICODE:
if (xrdp_fastpath_process_EVENT_UNICODE(self, eventFlags, s) != 0)
{
return 1;
}
break;
default:
g_writeln("xrdp_rdp_process_fastpath_data_input: unknown eventCode %d", eventCode);
break;
}
}
return 0;
}

126
libxrdp/xrdp_rdp.c
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@ -289,7 +289,6 @@ xrdp_rdp_init_data(struct xrdp_rdp *self, struct stream *s)
s_push_layer(s, rdp_hdr, 18);
return 0;
}
/*****************************************************************************/
/* returns error */
int APP_CC
@ -305,7 +304,6 @@ xrdp_rdp_recv(struct xrdp_rdp *self, struct stream *s, int *code)
DEBUG(("in xrdp_rdp_recv"));
if (s->next_packet == 0 || s->next_packet >= s->end)
{
/* check for fastpath first */
if ((header[0] != 0x3) && (header[0] != 0x3c))
{
@ -313,7 +311,7 @@ xrdp_rdp_recv(struct xrdp_rdp *self, struct stream *s, int *code)
{
return 1;
}
*code = 2; // special code for fastpath
*code = 2; // special code for fastpath input
DEBUG(("out (fastpath) xrdp_rdp_recv"));
return 0;
}
@ -1676,128 +1674,7 @@ xrdp_rdp_send_disconnect_reason(struct xrdp_rdp *self, int reason)
return 0;
}
#endif
/*****************************************************************************/
/* FASTPATH_INPUT_EVENT */
int APP_CC
xrdp_rdp_process_fastpath_data_input(struct xrdp_rdp *self, struct stream *s)
{
int i;
int eventHeader;
int eventCode;
int eventFlags;
int code;
int flags;
int param2;
int time;
int pointerFlags;
int xPos;
int yPos;
// process fastpath input events
for (i = 0 ; i < self->sec_layer->fastpath_layer->numEvents ; i++) {
in_uint8(s, eventHeader);
eventFlags = (eventHeader & 0x1F);
eventCode = (eventHeader >> 5);
// g_writeln("eventCode= %d, eventFlags= %d, numEvents= %d",
// eventCode, eventFlags, self->sec_layer->fastpath_layer->numEvents);
switch (eventCode)
{
case FASTPATH_INPUT_EVENT_SCANCODE:
in_uint8(s, code); /* keyCode (1 byte) */
//g_writeln("scan code detected: %d", code);
flags = 0;
if ((eventFlags & FASTPATH_INPUT_KBDFLAGS_RELEASE))
flags |= KBD_FLAG_UP;
else
flags |= KBD_FLAG_DOWN;
if ((eventFlags & FASTPATH_INPUT_KBDFLAGS_EXTENDED))
flags |= KBD_FLAG_EXT;
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_SCANCODE, code, 0,
flags, 0);
}
break;
case FASTPATH_INPUT_EVENT_MOUSE:
in_uint16_le(s, pointerFlags); /* pointerFlags (2 bytes) */
in_uint16_le(s, xPos); /* xPos (2 bytes) */
in_uint16_le(s, yPos); /* yPos (2 bytes) */
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_MOUSE, xPos, yPos,
pointerFlags, 0);
}
break;
case FASTPATH_INPUT_EVENT_MOUSEX:
in_uint16_le(s, pointerFlags); /* pointerFlags (2 bytes) */
in_uint16_le(s, xPos); /* xPos (2 bytes) */
in_uint16_le(s, yPos); /* yPos (2 bytes) */
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_MOUSEX, xPos, yPos,
pointerFlags, 0);
}
break;
case FASTPATH_INPUT_EVENT_SYNC:
/*
* The eventCode bitfield (3 bits in size) MUST be set to FASTPATH_INPUT_EVENT_SYNC (3).
* The eventFlags bitfield (5 bits in size) contains flags indicating the "on"
* status of the keyboard toggle keys.
*/
if (self->session->callback != 0)
{
/* msg_type can be
RDP_INPUT_SYNCHRONIZE - 0
RDP_INPUT_SCANCODE - 4
RDP_INPUT_MOUSE - 0x8001
RDP_INPUT_MOUSEX - 0x8002 */
/* call to xrdp_wm.c : callback */
self->session->callback(self->session->id, RDP_INPUT_SYNCHRONIZE, eventCode, 0,
eventFlags, 0);
}
break;
case FASTPATH_INPUT_EVENT_UNICODE:
in_uint8s(s, 2);
break;
default:
g_writeln("xrdp_rdp_process_fastpath_data_input: unknown eventCode %d", eventCode);
break;
}
}
return 0;
}
/*****************************************************************************/
/* RDP_PDU_DATA */
int APP_CC
@ -1854,7 +1731,6 @@ xrdp_rdp_process_data(struct xrdp_rdp *self, struct stream *s)
return 0;
}
/*****************************************************************************/
int APP_CC
xrdp_rdp_disconnect(struct xrdp_rdp *self)

12
libxrdp/xrdp_sec.c
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@ -949,9 +949,15 @@ xrdp_sec_recv_fastpath(struct xrdp_sec *self, struct stream *s)
return 1;
}
in_uint8s(s, 8); /* dataSignature, skip for now */
if (self->crypt_level == CRYPT_LEVEL_FIPS)
{
in_uint8s(s, 4); /* fipsInformation (4 bytes) */
}
in_uint8s(s, 8); /* dataSignature (8 bytes), skip for now */
if (self->fastpath_layer->secFlags & FASTPATH_INPUT_ENCRYPTED) {
if (self->fastpath_layer->secFlags & FASTPATH_INPUT_ENCRYPTED)
{
xrdp_sec_decrypt(self, s->p, (int)(s->end - s->p));
}
@ -960,7 +966,7 @@ xrdp_sec_recv_fastpath(struct xrdp_sec *self, struct stream *s)
* If numberEvents is not provided in fpInputHeader, it will be provided
* as one additional byte here.
*/
in_uint8(s, self->fastpath_layer->numEvents); /* numEvents (optional) */
in_uint8(s, self->fastpath_layer->numEvents); /* numEvents (1 byte) (optional) */
}
return 0;

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