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-rw-r--r--vnc/vnc.c160
-rw-r--r--vnc/vnc.h3
2 files changed, 150 insertions, 13 deletions
diff --git a/vnc/vnc.c b/vnc/vnc.c
index 75241886..f753c9a7 100644
--- a/vnc/vnc.c
+++ b/vnc/vnc.c
@@ -124,6 +124,85 @@ lib_send(struct vnc* v, char* data, int len)
}
/******************************************************************************/
+static int DEFAULT_CC
+lib_process_channel_data(struct vnc* v, int chanid, int size, struct stream* s)
+{
+ int type;
+ int status;
+ int length;
+ int index;
+ int format;
+ struct stream* out_s;
+
+ if (chanid == v->clip_chanid)
+ {
+ in_uint16_le(s, type);
+ in_uint16_le(s, status);
+ in_uint32_le(s, length);
+ //g_writeln("clip data type %d status %d length %d", type, status, length);
+ //g_hexdump(s->p, s->end - s->p);
+ switch (type)
+ {
+ case 2: /* CLIPRDR_FORMAT_ANNOUNCE */
+ make_stream(out_s);
+ init_stream(out_s, 8192);
+ out_uint16_le(out_s, 3);
+ out_uint16_le(out_s, 1);
+ out_uint32_le(out_s, 0);
+ out_uint8s(out_s, 4); /* pad */
+ s_mark_end(out_s);
+ length = (int)(out_s->end - out_s->data);
+ v->server_send_to_channel(v, v->clip_chanid, out_s->data, length);
+ free_stream(out_s);
+ break;
+ case 3: /* CLIPRDR_FORMAT_ACK */
+ break;
+ case 4: /* CLIPRDR_DATA_REQUEST */
+ format = 0;
+ if (length >= 4)
+ {
+ in_uint32_le(s, format);
+ }
+ /* only support CF_TEXT and CF_UNICODETEXT */
+ if ((format != 1) && (format != 13))
+ {
+ break;
+ }
+ make_stream(out_s);
+ init_stream(out_s, 8192);
+ out_uint16_le(out_s, 5);
+ out_uint16_le(out_s, 1);
+ if (format == 13) /* CF_UNICODETEXT */
+ {
+ out_uint32_le(out_s, v->clip_data_size * 2 + 2);
+ for (index = 0; index < v->clip_data_size; index++)
+ {
+ out_uint8(out_s, v->clip_data[index]);
+ out_uint8(out_s, 0);
+ }
+ out_uint8s(out_s, 2);
+ }
+ else if (format == 1) /* CF_TEXT */
+ {
+ out_uint32_le(out_s, v->clip_data_size + 1);
+ for (index = 0; index < v->clip_data_size; index++)
+ {
+ out_uint8(out_s, v->clip_data[index]);
+ }
+ out_uint8s(out_s, 1);
+ }
+ out_uint8s(out_s, 4); /* pad */
+ s_mark_end(out_s);
+ length = (int)(out_s->end - out_s->data);
+ v->server_send_to_channel(v, v->clip_chanid, out_s->data, length);
+ free_stream(out_s);
+ break;
+ }
+ }
+ return 0;
+}
+
+/******************************************************************************/
int DEFAULT_CC
lib_mod_event(struct vnc* v, int msg, long param1, long param2,
long param3, long param4)
@@ -135,11 +214,32 @@ lib_mod_event(struct vnc* v, int msg, long param1, long param2,
int y;
int cx;
int cy;
+ int size;
+ int chanid;
+ char* data;
char text[256];
error = 0;
make_stream(s);
- if (msg >= 15 && msg <= 16) /* key events */
+ if (msg == 0x5555) /* channel data */
+ {
+ chanid = (int)param1;
+ size = (int)param2;
+ data = (char*)param3;
+ if ((size >= 0) && (size <= (32 * 1024)) && (data != 0))
+ {
+ init_stream(s, size);
+ out_uint8a(s, data, size);
+ s_mark_end(s);
+ s->p = s->data;
+ error = lib_process_channel_data(v, chanid, size, s);
+ }
+ else
+ {
+ error = 1;
+ }
+ }
+ else if (msg >= 15 && msg <= 16) /* key events */
{
key = 0;
if (param2 == 0xffff) /* ascii char */
@@ -635,10 +735,13 @@ int DEFAULT_CC
lib_clip_data(struct vnc* v)
{
struct stream* s;
+ struct stream* out_s;
int size;
int error;
- int temp;
+ g_free(v->clip_data);
+ v->clip_data = 0;
+ v->clip_data_size = 0;
make_stream(s);
init_stream(s, 8192);
error = lib_recv(v, s->data, 7);
@@ -646,17 +749,30 @@ lib_clip_data(struct vnc* v)
{
in_uint8s(s, 3);
in_uint32_be(s, size);
- while (size > 0 && error == 0)
- {
- init_stream(s, 8192);
- temp = size;
- if (temp > 8192)
- {
- temp = 8192;
- }
- error = lib_recv(v, s->data, temp);
- size -= temp;
- }
+ v->clip_data = (char*)g_malloc(size, 0);
+ v->clip_data_size = size;
+ error = lib_recv(v, v->clip_data, size);
+ }
+ if (error == 0)
+ {
+ make_stream(out_s);
+ init_stream(out_s, 8192);
+ out_uint16_le(out_s, 2);
+ out_uint16_le(out_s, 0);
+ out_uint32_le(out_s, 0x90);
+ out_uint8(out_s, 0x0d);
+ out_uint8s(out_s, 35);
+ out_uint8(out_s, 0x10);
+ out_uint8s(out_s, 35);
+ out_uint8(out_s, 0x01);
+ out_uint8s(out_s, 35);
+ out_uint8(out_s, 0x07);
+ out_uint8s(out_s, 35);
+ out_uint8s(out_s, 4);
+ s_mark_end(out_s);
+ size = (int)(out_s->end - out_s->data);
+ error = v->server_send_to_channel(v, v->clip_chanid, out_s->data, size);
+ free_stream(out_s);
}
free_stream(s);
return error;
@@ -759,6 +875,20 @@ lib_mod_start(struct vnc* v, int w, int h, int bpp)
}
/******************************************************************************/
+static int APP_CC
+lib_open_clip_channel(struct vnc* v)
+{
+ char init_data[12] = { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+
+ v->clip_chanid = v->server_get_channel_id(v, "cliprdr");
+ if (v->clip_chanid >= 0)
+ {
+ v->server_send_to_channel(v, v->clip_chanid, init_data, 12);
+ }
+ return 0;
+}
+
+/******************************************************************************/
/*
return error
*/
@@ -1091,6 +1221,7 @@ lib_mod_connect(struct vnc* v)
if (error == 0)
{
v->server_msg(v, "connection complete, connected ok", 0);
+ lib_open_clip_channel(v);
}
else
{
@@ -1106,6 +1237,9 @@ lib_mod_end(struct vnc* v)
if (v->vnc_desktop != 0)
{
}
+ g_free(v->clip_data);
+ v->clip_data = 0;
+ v->clip_data_size = 0;
return 0;
}
diff --git a/vnc/vnc.h b/vnc/vnc.h
index 7cdd6ec4..3189f262 100644
--- a/vnc/vnc.h
+++ b/vnc/vnc.h
@@ -104,4 +104,7 @@ struct vnc
int sck_closed;
int shift_state; /* 0 up, 1 down */
int keylayout;
+ int clip_chanid;
+ char* clip_data;
+ int clip_data_size;
};