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Diffstat (limited to 'vnc/vnc.c')
-rw-r--r--vnc/vnc.c118
1 files changed, 78 insertions, 40 deletions
diff --git a/vnc/vnc.c b/vnc/vnc.c
index e198b833..12c89a14 100644
--- a/vnc/vnc.c
+++ b/vnc/vnc.c
@@ -21,6 +21,7 @@
*/
#include "vnc.h"
+#include "log.h"
/******************************************************************************/
/* taken from vncauth.c */
@@ -63,6 +64,7 @@ lib_recv(struct vnc* v, char* data, int len)
}
else
{
+ log_message(LOG_LEVEL_DEBUG,"VNC lib_recv return 1");
return 1;
}
}
@@ -199,12 +201,16 @@ lib_process_channel_data(struct vnc* v, int chanid, int flags, int size,
length, 3);
free_stream(out_s);
break;
+ default:{
+ log_message(LOG_LEVEL_DEBUG,"VNC clip information unhandled");
+ break;
+ }
}
}
else
{
- g_writeln("lib_process_channel_data: unknown chanid %d v->clip_chanid %d",
- chanid, v->clip_chanid);
+ log_message(LOG_LEVEL_DEBUG,"lib_process_channel_data: unknown chanid:",
+ "%d :(v->clip_chanid) %d",chanid,v->clip_chanid);
}
return 0;
}
@@ -381,7 +387,7 @@ get_pixel_safe(char* data, int x, int y, int width, int height, int bpp)
}
else
{
- g_writeln("error in get_pixel_safe bpp %d", bpp);
+ log_message(LOG_LEVEL_ERROR,"error in get_pixel_safe bpp %d", bpp);
}
return 0;
}
@@ -436,7 +442,7 @@ set_pixel_safe(char* data, int x, int y, int width, int height, int bpp,
}
else
{
- g_writeln("error in set_pixel_safe bpp %d", bpp);
+ log_message(LOG_LEVEL_ERROR,"error in set_pixel_safe bpp %d", bpp);
}
}
@@ -473,7 +479,7 @@ split_color(int pixel, int* r, int* g, int* b, int bpp, int* palette)
}
else
{
- g_writeln("error in split_color bpp %d", bpp);
+ log_message(LOG_LEVEL_ERROR,"error in split_color bpp %d", bpp);
}
return 0;
}
@@ -488,7 +494,7 @@ make_color(int r, int g, int b, int bpp)
}
else
{
- g_writeln("error in make_color bpp %d", bpp);
+ log_message(LOG_LEVEL_ERROR,"error in make_color bpp %d", bpp);
}
return 0;
}
@@ -629,7 +635,7 @@ lib_framebuffer_update(struct vnc* v)
}
else
{
- g_sprintf(text, "error in lib_framebuffer_update encoding = %8.8x",
+ g_sprintf(text, "VNC error in lib_framebuffer_update encoding = %8.8x",
encoding);
v->server_msg(v, text, 1);
}
@@ -784,18 +790,18 @@ lib_mod_signal(struct vnc* v)
{
error = lib_palette_update(v);
}
- else if (type == 2) /* bell */
+ else if (type == 2) /* bell */
{
error = lib_bell_trigger(v);
}
else if (type == 3) /* clipboard */
{
- g_writeln("got clip data");
+ log_message(LOG_LEVEL_DEBUG,"VNC got clip data");
error = lib_clip_data(v);
}
else
{
- g_sprintf(text, "unknown in lib_mod_signal %d", type);
+ g_sprintf(text, "VNC unknown in lib_mod_signal %d", type);
v->server_msg(v, text, 1);
}
}
@@ -847,19 +853,19 @@ lib_mod_connect(struct vnc* v)
int i;
int check_sec_result;
- v->server_msg(v, "started connecting", 0);
+ v->server_msg(v, "VNC started connecting", 0);
check_sec_result = 1;
/* only support 8 and 16 bpp connections from rdp client */
if ((v->server_bpp != 8) && (v->server_bpp != 15) &&
(v->server_bpp != 16) && (v->server_bpp != 24))
{
- v->server_msg(v, "error - only supporting 8, 15, 16 and 24 bpp rdp \
+ v->server_msg(v, "VNC error - only supporting 8, 15, 16 and 24 bpp rdp \
connections", 0);
return 1;
}
if (g_strcmp(v->ip, "") == 0)
{
- v->server_msg(v, "error - no ip set", 0);
+ v->server_msg(v, "VNC error - no ip set", 0);
return 1;
}
make_stream(s);
@@ -868,19 +874,19 @@ connections", 0);
v->sck = g_tcp_socket();
v->sck_obj = g_create_wait_obj_from_socket(v->sck, 0);
v->sck_closed = 0;
- g_sprintf(text, "connecting to %s %s", v->ip, con_port);
+ g_sprintf(text, "VNC connecting to %s %s", v->ip, con_port);
v->server_msg(v, text, 0);
error = g_tcp_connect(v->sck, v->ip, con_port);
if (error == 0)
{
- v->server_msg(v, "tcp connected", 0);
+ v->server_msg(v, "VNC tcp connected", 0);
g_tcp_set_non_blocking(v->sck);
g_tcp_set_no_delay(v->sck);
/* protocal version */
init_stream(s, 8192);
error = lib_recv(v, s->data, 12);
if (error == 0)
- {
+ {
error = lib_send(v, "RFB 003.003\n", 12);
}
/* sec type */
@@ -892,7 +898,7 @@ connections", 0);
if (error == 0)
{
in_uint32_be(s, i);
- g_sprintf(text, "security level is %d (1 = none, 2 = standard)", i);
+ g_sprintf(text, "VNC security level is %d (1 = none, 2 = standard)", i);
v->server_msg(v, text, 0);
if (i == 1) /* none */
{
@@ -903,63 +909,90 @@ connections", 0);
init_stream(s, 8192);
error = lib_recv(v, s->data, 16);
if (error == 0)
- {
- rfbEncryptBytes(s->data, v->password);
- error = lib_send(v, s->data, 16);
- }
+ {
+ rfbEncryptBytes(s->data, v->password);
+ error = lib_send(v, s->data, 16);
+ check_sec_result = 1 ; // not needed
+ }
}
- else
- {
+ else if(i==0)
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC Server will disconnect");
error = 1;
}
+ else
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC unsupported security level");
+ error = 1;
+ }
}
}
+ if (error!=0)
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC Error after security negotiation");
+ }
if (error == 0 && check_sec_result)
{
/* sec result */
- init_stream(s, 8192);
- error = lib_recv(v, s->data, 4);
+ init_stream(s, 8192);
+ error = lib_recv(v, s->data, 4);
if (error == 0)
{
in_uint32_be(s, i);
if (i != 0)
{
- v->server_msg(v, "password failed", 0);
+ v->server_msg(v, "VNC password failed", 0);
error = 2;
}
else
{
- v->server_msg(v, "password ok", 0);
+ v->server_msg(v, "VNC password ok", 0);
}
}
}
if (error == 0)
{
- v->server_msg(v, "sending share flag", 0);
+ v->server_msg(v, "VNC sending share flag", 0);
init_stream(s, 8192);
s->data[0] = 1;
error = lib_send(v, s->data, 1); /* share flag */
}
+ else
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC error before sending share flag");
+ }
if (error == 0)
{
- v->server_msg(v, "receiving server init", 0);
+ v->server_msg(v, "VNC receiving server init", 0);
error = lib_recv(v, s->data, 4); /* server init */
}
+ else
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC error before receiving server init");
+ }
if (error == 0)
{
in_uint16_be(s, v->mod_width);
in_uint16_be(s, v->mod_height);
init_stream(pixel_format, 8192);
- v->server_msg(v, "receiving pixel format", 0);
+ v->server_msg(v, "VNC receiving pixel format", 0);
error = lib_recv(v, pixel_format->data, 16);
}
+ else
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC error before receiving pixel format");
+ }
if (error == 0)
{
v->mod_bpp = v->server_bpp;
init_stream(s, 8192);
- v->server_msg(v, "receiving name length", 0);
+ v->server_msg(v, "VNC receiving name length", 0);
error = lib_recv(v, s->data, 4); /* name len */
}
+ else
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC error before receiving name length");
+ }
if (error == 0)
{
in_uint32_be(s, i);
@@ -969,11 +1002,15 @@ connections", 0);
}
else
{
- v->server_msg(v, "receiving name", 0);
+ v->server_msg(v, "VNC receiving name", 0);
error = lib_recv(v, v->mod_name, i);
v->mod_name[i] = 0;
}
}
+ else
+ {
+ log_message(LOG_LEVEL_DEBUG,"VNC error before receiving name");
+ }
/* should be connected */
if (error == 0)
{
@@ -1057,7 +1094,7 @@ connections", 0);
out_uint8s(pixel_format, 3); /* pad */
}
out_uint8a(s, pixel_format->data, 16);
- v->server_msg(v, "sending pixel format", 0);
+ v->server_msg(v, "VNC sending pixel format", 0);
error = lib_send(v, s->data, 20);
}
if (error == 0)
@@ -1071,7 +1108,7 @@ connections", 0);
out_uint32_be(s, 1); /* copy rect */
out_uint32_be(s, 0xffffff11); /* cursor */
out_uint32_be(s, 0xffffff21); /* desktop size */
- v->server_msg(v, "sending encodings", 0);
+ v->server_msg(v, "VNC sending encodings", 0);
error = lib_send(v, s->data, 4 + 4 * 4);
}
if (error == 0)
@@ -1088,14 +1125,14 @@ connections", 0);
out_uint16_be(s, 0);
out_uint16_be(s, v->mod_width);
out_uint16_be(s, v->mod_height);
- v->server_msg(v, "sending framebuffer update request", 0);
+ v->server_msg(v, "VNC sending framebuffer update request", 0);
error = lib_send(v, s->data, 10);
}
if (error == 0)
{
if (v->server_bpp != v->mod_bpp)
{
- v->server_msg(v, "error - server bpp and client bpp do not match", 0);
+ v->server_msg(v, "VNC error - server bpp and client bpp do not match", 0);
error = 1;
}
}
@@ -1107,20 +1144,20 @@ connections", 0);
g_memset(cursor_data + (32 * (32 * 3) - 2 * 32 * 3), 0xff, 9);
g_memset(cursor_data + (32 * (32 * 3) - 3 * 32 * 3), 0xff, 9);
g_memset(cursor_mask, 0xff, 32 * (32 / 8));
- v->server_msg(v, "sending cursor", 0);
+ v->server_msg(v, "VNC sending cursor", 0);
error = v->server_set_cursor(v, 3, 3, cursor_data, cursor_mask);
}
free_stream(s);
free_stream(pixel_format);
if (error == 0)
{
- v->server_msg(v, "connection complete, connected ok", 0);
+ v->server_msg(v, "VNC connection complete, connected ok", 0);
lib_open_clip_channel(v);
}
else
{
- v->server_msg(v, "error - problem connecting", 0);
- }
+ v->server_msg(v, "VNC error - problem connecting", 0);
+ }
return error;
}
@@ -1231,6 +1268,7 @@ mod_init(void)
int EXPORT_CC
mod_exit(struct vnc* v)
{
+ log_message(LOG_LEVEL_DEBUG,"VNC mod_exit");
if (v == 0)
{
return 0;
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 18:26:40 +0000