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xrdp-proprietary
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clip changes, 16bpp crash fix

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ulab-original
jsorg71 19 years ago
parent 0b29907801
commit a4ce4c46c6
4 changed files with 106 additions and 43 deletions
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3
libxrdp/libxrdpinc.h
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@ -37,7 +37,8 @@ struct xrdp_client_info
int pointer_cache_entries;
int use_bitmap_comp;
int use_bitmap_cache;
int op1; /* use smaller bitmap header, todo */
int op1; /* use smaller bitmap header, non cache */
int op2; /* use smaller bitmap header in bitmap cache */
int desktop_cache;
int use_compact_packets; /* rdp5 smaller packets */
};

2
libxrdp/xrdp_bitmap_compress.c
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@ -440,7 +440,7 @@ xrdp_bitmap_compress(char* in_data, int width, int height,
{
char* line;
char* last_line;
char fom_mask[8192];
char fom_mask[8192]; /* good for up to 64K bitmap */
int lines_sent;
int pixel;
int count;

140
libxrdp/xrdp_orders.c
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@ -32,7 +32,9 @@ xrdp_orders_create(struct xrdp_session* session, struct xrdp_rdp* rdp_layer)
self->session = session;
self->rdp_layer = rdp_layer;
make_stream(self->out_s);
init_stream(self->out_s, 8192);
init_stream(self->out_s, 16384);
self->clip_right = 1; /* silly rdp right clip */
self->clip_bottom = 1; /* silly rdp bottom clip */
return self;
}
@ -121,7 +123,7 @@ xrdp_orders_force_send(struct xrdp_orders* self)
}
/*****************************************************************************/
/* check if the current order will fix in packet size of 8192, if not */
/* check if the current order will fix in packet size of 16384, if not */
/* send what we got and init a new one */
/* returns error */
static int APP_CC
@ -131,7 +133,7 @@ xrdp_orders_check(struct xrdp_orders* self, int max_size)
if (self->order_level < 1)
{
if (max_size > 8000)
if (max_size > 16000)
{
return 1;
}
@ -141,11 +143,11 @@ xrdp_orders_check(struct xrdp_orders* self, int max_size)
}
}
size = self->out_s->p - self->order_count_ptr;
if (size < 0 || size > 8192)
if (size < 0 || size > 16384)
{
return 1;
}
if (size + max_size + 100 > 8000)
if (size + max_size + 100 > 16000)
{
xrdp_orders_force_send(self);
xrdp_orders_init(self);
@ -273,7 +275,7 @@ xrdp_orders_out_bounds(struct xrdp_orders* self, struct xrdp_rect* rect)
/* right */
if (bounds_flags & 0x04)
{
out_uint16_le(self->out_s, rect->right);
out_uint16_le(self->out_s, rect->right - 1); /* silly rdp right clip */
}
else if (bounds_flags & 0x40)
{
@ -283,7 +285,7 @@ xrdp_orders_out_bounds(struct xrdp_orders* self, struct xrdp_rect* rect)
/* bottom */
if (bounds_flags & 0x08)
{
out_uint16_le(self->out_s, rect->bottom);
out_uint16_le(self->out_s, rect->bottom - 1); /* silly rdp bottom clip */
}
else if (bounds_flags & 0x80)
{
@ -318,10 +320,15 @@ xrdp_orders_rect(struct xrdp_orders* self, int x, int y, int cx, int cy,
self->last_order = RDP_ORDER_RECT;
if (rect != 0)
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
/* if clip is present, still check if its needed */
if (x < rect->left || y < rect->top ||
x + cx > rect->right || y + cy > rect->bottom)
{
order_flags |= RDP_ORDER_LASTBOUNDS;
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
}
}
}
vals[0] = x;
@ -447,10 +454,15 @@ xrdp_orders_screen_blt(struct xrdp_orders* self, int x, int y,
self->last_order = RDP_ORDER_SCREENBLT;
if (rect != 0)
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
/* if clip is present, still check if its needed */
if (x < rect->left || y < rect->top ||
x + cx > rect->right || y + cy > rect->bottom)
{
order_flags |= RDP_ORDER_LASTBOUNDS;
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
}
}
}
vals[0] = x;
@ -596,10 +608,15 @@ xrdp_orders_pat_blt(struct xrdp_orders* self, int x, int y,
self->last_order = RDP_ORDER_PATBLT;
if (rect != 0)
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
/* if clip is present, still check if its needed */
if (x < rect->left || y < rect->top ||
x + cx > rect->right || y + cy > rect->bottom)
{
order_flags |= RDP_ORDER_LASTBOUNDS;
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
}
}
}
vals[0] = x;
@ -767,10 +784,15 @@ xrdp_orders_dest_blt(struct xrdp_orders* self, int x, int y,
self->last_order = RDP_ORDER_DESTBLT;
if (rect != 0)
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
/* if clip is present, still check if its needed */
if (x < rect->left || y < rect->top ||
x + cx > rect->right || y + cy > rect->bottom)
{
order_flags |= RDP_ORDER_LASTBOUNDS;
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
}
}
}
vals[0] = x;
@ -887,10 +909,17 @@ xrdp_orders_line(struct xrdp_orders* self, int mix_mode,
self->last_order = RDP_ORDER_LINE;
if (rect != 0)
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
/* if clip is present, still check if its needed */
if (MIN(endx, startx) < rect->left ||
MIN(endy, starty) < rect->top ||
MAX(endx, startx) >= rect->right ||
MAX(endy, starty) >= rect->bottom)
{
order_flags |= RDP_ORDER_LASTBOUNDS;
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
}
}
}
vals[0] = startx;
@ -1045,10 +1074,15 @@ xrdp_orders_mem_blt(struct xrdp_orders* self, int cache_id,
self->last_order = RDP_ORDER_MEMBLT;
if (rect != 0)
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
/* if clip is present, still check if its needed */
if (x < rect->left || y < rect->top ||
x + cx > rect->right || y + cy > rect->bottom)
{
order_flags |= RDP_ORDER_LASTBOUNDS;
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
}
}
}
vals[0] = x;
@ -1212,10 +1246,22 @@ xrdp_orders_text(struct xrdp_orders* self,
self->last_order = RDP_ORDER_TEXT2;
if (rect != 0)
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
/* if clip is present, still check if its needed */
if ((box_right - box_left > 1 &&
(box_left < rect->left ||
box_top < rect->top ||
box_right > rect->right ||
box_bottom > rect->bottom)) ||
(clip_left < rect->left ||
clip_top < rect->top ||
clip_right > rect->right ||
clip_bottom > rect->bottom))
{
order_flags |= RDP_ORDER_BOUNDS;
if (xrdp_orders_last_bounds(self, rect))
{
order_flags |= RDP_ORDER_LASTBOUNDS;
}
}
}
out_uint8(self->out_s, order_flags);
@ -1476,12 +1522,12 @@ xrdp_orders_send_bitmap(struct xrdp_orders* self,
e = 4 - e;
}
make_stream(s);
init_stream(s, 8192);
init_stream(s, 16384);
make_stream(temp_s);
init_stream(temp_s, 8192);
init_stream(temp_s, 16384);
p = s->p;
i = height;
lines_sending = xrdp_bitmap_compress(data, width, height, s, bpp, 8192,
lines_sending = xrdp_bitmap_compress(data, width, height, s, bpp, 16384,
i - 1, temp_s, e);
if (lines_sending != height)
{
@ -1497,22 +1543,34 @@ height(%d)\n\r", lines_sending, height);
self->order_count++;
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
out_uint8(self->out_s, order_flags);
len = (bufsize + 9 + 8) - 7; /* length after type minus 7 */
out_uint16_le(self->out_s, len);
out_uint16_le(self->out_s, 8); /* flags */
if (self->rdp_layer->client_info.op2)
{
len = (bufsize + 9) - 7; /* length after type minus 7 */
out_uint16_le(self->out_s, len);
out_uint16_le(self->out_s, 1024); /* flags */
}
else
{
len = (bufsize + 9 + 8) - 7; /* length after type minus 7 */
out_uint16_le(self->out_s, len);
out_uint16_le(self->out_s, 8); /* flags */
}
out_uint8(self->out_s, RDP_ORDER_BMPCACHE); /* type */
out_uint8(self->out_s, cache_id);
out_uint8s(self->out_s, 1); /* pad */
out_uint8(self->out_s, width + e);
out_uint8(self->out_s, height);
out_uint8(self->out_s, bpp);
out_uint16_le(self->out_s, bufsize + 8);
out_uint16_le(self->out_s, bufsize/* + 8*/);
out_uint16_le(self->out_s, cache_idx);
out_uint8s(self->out_s, 2); /* pad */
out_uint16_le(self->out_s, bufsize);
out_uint16_le(self->out_s, (width + e) * Bpp); /* line size */
out_uint16_le(self->out_s, (width + e) *
Bpp * height); /* final size */
if (!self->rdp_layer->client_info.op2)
{
out_uint8s(self->out_s, 2); /* pad */
out_uint16_le(self->out_s, bufsize);
out_uint16_le(self->out_s, (width + e) * Bpp); /* line size */
out_uint16_le(self->out_s, (width + e) *
Bpp * height); /* final size */
}
out_uint8a(self->out_s, s->data, bufsize);
free_stream(s);
free_stream(temp_s);

4
libxrdp/xrdp_rdp.c
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@ -451,7 +451,11 @@ xrdp_process_capset_general(struct xrdp_rdp* self, struct stream* s,
in_uint8s(s, 10);
in_uint16_le(s, i);
/* use_compact_packets is pretty much 'use rdp5' */
self->client_info.use_compact_packets = (i != 0);
/* op2 is a boolean to use compact bitmap headers in bitmap cache */
/* set it to same as 'use rdp5' boolean */
self->client_info.op2 = self->client_info.use_compact_packets;
return 0;
}

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