static int wlfreerdp_run(freerdp* instance)
{
DWORD count;
HANDLE handles[64];
DWORD status;
if (!freerdp_connect(instance))
{
printf("Failed to connect\n");
return -1;
}
handle_uwac_events(instance, g_display);
while (!freerdp_shall_disconnect(instance))
{
handles[0] = g_displayHandle;
count = freerdp_get_event_handles(instance->context, &handles[1], 63);
if (!count)
{
printf("Failed to get FreeRDP file descriptor\n");
break;
}
status = WaitForMultipleObjects(count+1, handles, FALSE, INFINITE);
if (WAIT_FAILED == status)
{
printf("%s: WaitForMultipleObjects failed\n", __FUNCTION__);
break;
}
if (!handle_uwac_events(instance, g_display)) {
printf("error handling UWAC events\n");
break;
}
//if (WaitForMultipleObjects(count, &handles[1], FALSE, INFINITE)) {
if (freerdp_check_event_handles(instance->context) != TRUE)
{
printf("Failed to check FreeRDP file descriptor\n");
break;
}
//}
}
freerdp_channels_disconnect(instance->context->channels, instance);
freerdp_disconnect(instance);
return 0;
}
static DWORD WINAPI tf_client_thread_proc(LPVOID arg)
{
freerdp* instance = (freerdp*)arg;
DWORD nCount;
DWORD status;
HANDLE handles[64];
if (!freerdp_connect(instance))
{
WLog_ERR(TAG, "connection failure");
return 0;
}
while (!freerdp_shall_disconnect(instance))
{
nCount = freerdp_get_event_handles(instance->context, &handles[0], 64);
if (nCount == 0)
{
WLog_ERR(TAG, "%s: freerdp_get_event_handles failed", __FUNCTION__);
break;
}
status = WaitForMultipleObjects(nCount, handles, FALSE, 100);
if (status == WAIT_FAILED)
{
WLog_ERR(TAG, "%s: WaitForMultipleObjects failed with %"PRIu32"", __FUNCTION__,
status);
break;
}
if (!freerdp_check_event_handles(instance->context))
{
if (freerdp_get_last_error(instance->context) == FREERDP_ERROR_SUCCESS)
WLog_ERR(TAG, "Failed to check FreeRDP event handles");
break;
}
}
freerdp_disconnect(instance);
ExitThread(0);
return 0;
}
static void* tf_client_thread_proc(freerdp* instance)
{
DWORD nCount;
DWORD status;
HANDLE handles[64];
if (!freerdp_connect(instance))
{
WLog_ERR(TAG, "connection failure");
return NULL;
}
while (!freerdp_shall_disconnect(instance))
{
nCount = freerdp_get_event_handles(instance->context, &handles[0], 64);
if (nCount == 0)
{
WLog_ERR(TAG, "%s: freerdp_get_event_handles failed", __FUNCTION__);
break;
}
status = WaitForMultipleObjects(nCount, handles, FALSE, 100);
if (status == WAIT_FAILED)
{
WLog_ERR(TAG, "%s: WaitForMultipleObjects failed with %lu", __FUNCTION__,
(unsigned long) status);
break;
}
if (!freerdp_check_event_handles(instance->context))
{
WLog_ERR(TAG, "Failed to check FreeRDP event handles");
break;
}
}
freerdp_disconnect(instance);
ExitThread(0);
return NULL;
}
static int runInstance(int argc, char* argv[], freerdp** inst)
{
int rc = -1;
freerdp* instance = freerdp_new();
if (!instance)
goto finish;
if (inst)
*inst = instance;
if (!freerdp_context_new(instance))
goto finish;
if (freerdp_client_settings_parse_command_line(instance->settings, argc, argv, FALSE) < 0)
goto finish;
if (!freerdp_client_load_addins(instance->context->channels, instance->settings))
goto finish;
if (s_sync)
{
if (!SetEvent(s_sync))
goto finish;
}
rc = 1;
if (!freerdp_connect(instance))
goto finish;
rc = 2;
if (!freerdp_disconnect(instance))
goto finish;
rc = 0;
finish:
freerdp_context_free(instance);
freerdp_free(instance);
return rc;
}
static void* android_thread_func(void* param)
{
DWORD status = ERROR_BAD_ARGUMENTS;
freerdp* instance = param;
WLog_DBG(TAG, "Start...");
if (!instance || !instance->context)
goto fail;
if (freerdp_client_start(instance->context) != CHANNEL_RC_OK)
goto fail;
WLog_DBG(TAG, "Connect...");
if (!freerdp_connect(instance))
status = GetLastError();
else
{
status = android_freerdp_run(instance);
WLog_DBG(TAG, "Disonnect...");
if (!freerdp_disconnect(instance))
status = GetLastError();
}
WLog_DBG(TAG, "Stop...");
if (freerdp_client_stop(instance->context) != CHANNEL_RC_OK)
goto fail;
fail:
WLog_DBG(TAG, "Session ended with %08lX", status);
if (status == CHANNEL_RC_OK)
freerdp_callback("OnDisconnected", "(I)V", instance);
else
freerdp_callback("OnConnectionFailure", "(I)V", instance);
WLog_DBG(TAG, "Quit.");
ExitThread(status);
return NULL;
}
static int wlfreerdp_run(freerdp* instance)
{
DWORD count;
HANDLE handles[64];
DWORD status;
if (!freerdp_connect(instance))
{
printf("Failed to connect\n");
return -1;
}
while (!freerdp_shall_disconnect(instance))
{
count = freerdp_get_event_handles(instance->context, handles, 64);
if (!count)
{
printf("Failed to get FreeRDP file descriptor\n");
break;
}
status = WaitForMultipleObjects(count, handles, FALSE, INFINITE);
if (WAIT_FAILED == status)
{
printf("%s: WaitForMultipleObjects failed\n", __FUNCTION__);
break;
}
if (freerdp_check_event_handles(instance->context) != TRUE)
{
printf("Failed to check FreeRDP file descriptor\n");
break;
}
}
freerdp_channels_disconnect(instance->context->channels, instance);
freerdp_disconnect(instance);
return 0;
}
static DWORD WINAPI shw_client_thread(LPVOID arg)
{
int index;
int rcount;
int wcount;
BOOL bSuccess;
void* rfds[32];
void* wfds[32];
int fds_count;
HANDLE fds[64];
shwContext* shw;
rdpContext* context;
rdpChannels* channels;
freerdp* instance = (freerdp*) arg;
ZeroMemory(rfds, sizeof(rfds));
ZeroMemory(wfds, sizeof(wfds));
context = (rdpContext*) instance->context;
shw = (shwContext*) context;
bSuccess = freerdp_connect(instance);
WLog_INFO(TAG, "freerdp_connect: %d", bSuccess);
if (!bSuccess)
{
ExitThread(0);
return 0;
}
channels = instance->context->channels;
while (1)
{
rcount = 0;
wcount = 0;
if (!freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount))
{
WLog_ERR(TAG, "Failed to get FreeRDP file descriptor");
break;
}
if (!freerdp_channels_get_fds(channels, instance, rfds, &rcount, wfds, &wcount))
{
WLog_ERR(TAG, "Failed to get channels file descriptor");
break;
}
fds_count = 0;
for (index = 0; index < rcount; index++)
fds[fds_count++] = rfds[index];
for (index = 0; index < wcount; index++)
fds[fds_count++] = wfds[index];
if (MsgWaitForMultipleObjects(fds_count, fds, FALSE, 1000,
QS_ALLINPUT) == WAIT_FAILED)
{
WLog_ERR(TAG, "MsgWaitForMultipleObjects failure: 0x%08lX", GetLastError());
break;
}
if (!freerdp_check_fds(instance))
{
WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
break;
}
if (freerdp_shall_disconnect(instance))
{
break;
}
if (!freerdp_channels_check_fds(channels, instance))
{
WLog_ERR(TAG, "Failed to check channels file descriptor");
break;
}
}
freerdp_free(instance);
ExitThread(0);
return 0;
}
/**
* Connects to an RDP server as described by the guac_rdp_settings structure
* associated with the given client, allocating and freeing all objects
* directly related to the RDP connection. It is expected that all objects
* which are independent of FreeRDP's state (the clipboard, display update
* management, etc.) will already be allocated and associated with the
* guac_rdp_client associated with the given guac_client. This function blocks
* for the duration of the RDP session, returning only after the session has
* completely disconnected.
*
* @param client
* The guac_client associated with the RDP settings describing the
* connection that should be established.
*
* @return
* Zero if the connection successfully terminated and a reconnect is
* desired, non-zero if an error occurs or the connection was disconnected
* and a reconnect is NOT desired.
*/
static int guac_rdp_handle_connection(guac_client* client) {
guac_rdp_client* rdp_client = (guac_rdp_client*) client->data;
guac_rdp_settings* settings = rdp_client->settings;
/* Init random number generator */
srandom(time(NULL));
/* Set up screen recording, if requested */
if (settings->recording_path != NULL) {
guac_common_recording_create(client,
settings->recording_path,
settings->recording_name,
settings->create_recording_path);
}
/* Create display */
rdp_client->display = guac_common_display_alloc(client,
rdp_client->settings->width,
rdp_client->settings->height);
rdp_client->current_surface = rdp_client->display->default_surface;
rdp_client->requested_clipboard_format = CB_FORMAT_TEXT;
rdp_client->available_svc = guac_common_list_alloc();
#ifdef HAVE_FREERDP_CHANNELS_GLOBAL_INIT
freerdp_channels_global_init();
#endif
/* Init client */
freerdp* rdp_inst = freerdp_new();
rdp_inst->PreConnect = rdp_freerdp_pre_connect;
rdp_inst->PostConnect = rdp_freerdp_post_connect;
rdp_inst->Authenticate = rdp_freerdp_authenticate;
rdp_inst->VerifyCertificate = rdp_freerdp_verify_certificate;
rdp_inst->ReceiveChannelData = __guac_receive_channel_data;
/* Allocate FreeRDP context */
#ifdef LEGACY_FREERDP
rdp_inst->context_size = sizeof(rdp_freerdp_context);
#else
rdp_inst->ContextSize = sizeof(rdp_freerdp_context);
#endif
rdp_inst->ContextNew = (pContextNew) rdp_freerdp_context_new;
rdp_inst->ContextFree = (pContextFree) rdp_freerdp_context_free;
freerdp_context_new(rdp_inst);
((rdp_freerdp_context*) rdp_inst->context)->client = client;
/* Load keymap into client */
rdp_client->keyboard = guac_rdp_keyboard_alloc(client,
settings->server_layout);
/* Send connection name */
guac_protocol_send_name(client->socket, settings->hostname);
/* Set default pointer */
guac_common_cursor_set_pointer(rdp_client->display->cursor);
/* Push desired settings to FreeRDP */
guac_rdp_push_settings(settings, rdp_inst);
/* Connect to RDP server */
if (!freerdp_connect(rdp_inst)) {
guac_client_abort(client, GUAC_PROTOCOL_STATUS_UPSTREAM_ERROR,
"Error connecting to RDP server");
return 1;
}
/* Connection complete */
rdp_client->rdp_inst = rdp_inst;
rdpChannels* channels = rdp_inst->context->channels;
guac_timestamp last_frame_end = guac_timestamp_current();
/* Signal that reconnect has been completed */
guac_rdp_disp_reconnect_complete(rdp_client->disp);
/* Handle messages from RDP server while client is running */
while (client->state == GUAC_CLIENT_RUNNING
&& !guac_rdp_disp_reconnect_needed(rdp_client->disp)) {
/* Update remote display size */
pthread_mutex_lock(&(rdp_client->rdp_lock));
guac_rdp_disp_update_size(rdp_client->disp, settings, rdp_inst);
pthread_mutex_unlock(&(rdp_client->rdp_lock));
/* Wait for data and construct a reasonable frame */
int wait_result = rdp_guac_client_wait_for_messages(client,
GUAC_RDP_FRAME_START_TIMEOUT);
if (wait_result > 0) {
int processing_lag = guac_client_get_processing_lag(client);
guac_timestamp frame_start = guac_timestamp_current();
/* Read server messages until frame is built */
do {
guac_timestamp frame_end;
int frame_remaining;
pthread_mutex_lock(&(rdp_client->rdp_lock));
/* Check the libfreerdp fds */
if (!freerdp_check_fds(rdp_inst)) {
guac_client_abort(client,
GUAC_PROTOCOL_STATUS_SERVER_ERROR,
"Error handling RDP file descriptors");
pthread_mutex_unlock(&(rdp_client->rdp_lock));
return 1;
}
/* Check channel fds */
if (!freerdp_channels_check_fds(channels, rdp_inst)) {
guac_client_abort(client,
GUAC_PROTOCOL_STATUS_SERVER_ERROR,
"Error handling RDP channel file descriptors");
pthread_mutex_unlock(&(rdp_client->rdp_lock));
return 1;
}
/* Check for channel events */
wMessage* event = freerdp_channels_pop_event(channels);
if (event) {
/* Handle channel events (clipboard and RAIL) */
#ifdef LEGACY_EVENT
if (event->event_class == CliprdrChannel_Class)
guac_rdp_process_cliprdr_event(client, event);
else if (event->event_class == RailChannel_Class)
guac_rdp_process_rail_event(client, event);
#else
if (GetMessageClass(event->id) == CliprdrChannel_Class)
guac_rdp_process_cliprdr_event(client, event);
else if (GetMessageClass(event->id) == RailChannel_Class)
guac_rdp_process_rail_event(client, event);
#endif
freerdp_event_free(event);
}
/* Handle RDP disconnect */
if (freerdp_shall_disconnect(rdp_inst)) {
guac_client_stop(client);
guac_client_log(client, GUAC_LOG_INFO,
"RDP server closed connection");
pthread_mutex_unlock(&(rdp_client->rdp_lock));
return 1;
}
pthread_mutex_unlock(&(rdp_client->rdp_lock));
/* Calculate time remaining in frame */
frame_end = guac_timestamp_current();
frame_remaining = frame_start + GUAC_RDP_FRAME_DURATION
- frame_end;
/* Calculate time that client needs to catch up */
int time_elapsed = frame_end - last_frame_end;
int required_wait = processing_lag - time_elapsed;
/* Increase the duration of this frame if client is lagging */
if (required_wait > GUAC_RDP_FRAME_TIMEOUT)
wait_result = rdp_guac_client_wait_for_messages(client,
required_wait);
/* Wait again if frame remaining */
else if (frame_remaining > 0)
wait_result = rdp_guac_client_wait_for_messages(client,
GUAC_RDP_FRAME_TIMEOUT);
else
break;
} while (wait_result > 0);
/* Record end of frame, excluding server-side rendering time (we
* assume server-side rendering time will be consistent between any
* two subsequent frames, and that this time should thus be
* excluded from the required wait period of the next frame). */
last_frame_end = frame_start;
}
/* If an error occurred, fail */
if (wait_result < 0)
guac_client_abort(client, GUAC_PROTOCOL_STATUS_UPSTREAM_ERROR,
"Connection closed.");
/* Flush frame */
guac_common_display_flush(rdp_client->display);
guac_client_end_frame(client);
guac_socket_flush(client->socket);
}
pthread_mutex_lock(&(rdp_client->rdp_lock));
/* Disconnect client and channels */
freerdp_channels_close(channels, rdp_inst);
freerdp_channels_free(channels);
freerdp_disconnect(rdp_inst);
/* Clean up RDP client context */
freerdp_clrconv_free(((rdp_freerdp_context*) rdp_inst->context)->clrconv);
cache_free(rdp_inst->context->cache);
freerdp_context_free(rdp_inst);
/* Clean up RDP client */
freerdp_free(rdp_inst);
rdp_client->rdp_inst = NULL;
/* Free SVC list */
guac_common_list_free(rdp_client->available_svc);
/* Free RDP keyboard state */
guac_rdp_keyboard_free(rdp_client->keyboard);
/* Free display */
guac_common_display_free(rdp_client->display);
pthread_mutex_unlock(&(rdp_client->rdp_lock));
/* Client is now disconnected */
guac_client_log(client, GUAC_LOG_INFO, "Internal RDP client disconnected");
return 0;
}
/**
* Waits for messages from the RDP server for the given number of microseconds.
*
* @param client
* The client associated with the current RDP session.
*
* @param timeout_usecs
* The maximum amount of time to wait, in microseconds.
*
* @return
* A positive value if messages are ready, zero if the specified timeout
* period elapsed, or a negative value if an error occurs.
*/
static int rdp_guac_client_wait_for_messages(guac_client* client,
int timeout_usecs) {
guac_rdp_client* rdp_client = (guac_rdp_client*) client->data;
freerdp* rdp_inst = rdp_client->rdp_inst;
rdpChannels* channels = rdp_inst->context->channels;
int result;
int index;
int max_fd, fd;
void* read_fds[32];
void* write_fds[32];
int read_count = 0;
int write_count = 0;
fd_set rfds, wfds;
struct timeval timeout = {
.tv_sec = 0,
.tv_usec = timeout_usecs
};
/* Get RDP fds */
if (!freerdp_get_fds(rdp_inst, read_fds, &read_count, write_fds, &write_count)) {
guac_client_abort(client, GUAC_PROTOCOL_STATUS_SERVER_ERROR, "Unable to read RDP file descriptors.");
return -1;
}
/* Get channel fds */
if (!freerdp_channels_get_fds(channels, rdp_inst, read_fds, &read_count, write_fds,
&write_count)) {
guac_client_abort(client, GUAC_PROTOCOL_STATUS_SERVER_ERROR, "Unable to read RDP channel file descriptors.");
return -1;
}
/* Construct read fd_set */
max_fd = 0;
FD_ZERO(&rfds);
for (index = 0; index < read_count; index++) {
fd = (int)(long) (read_fds[index]);
if (fd > max_fd)
max_fd = fd;
FD_SET(fd, &rfds);
}
/* Construct write fd_set */
FD_ZERO(&wfds);
for (index = 0; index < write_count; index++) {
fd = (int)(long) (write_fds[index]);
if (fd > max_fd)
max_fd = fd;
FD_SET(fd, &wfds);
}
/* If no file descriptors, error */
if (max_fd == 0) {
guac_client_abort(client, GUAC_PROTOCOL_STATUS_SERVER_ERROR, "No file descriptors associated with RDP connection.");
return -1;
}
/* Wait for all RDP file descriptors */
result = select(max_fd + 1, &rfds, &wfds, NULL, &timeout);
if (result < 0) {
/* If error ignorable, pretend timout occurred */
if (errno == EAGAIN
|| errno == EWOULDBLOCK
|| errno == EINPROGRESS
|| errno == EINTR)
return 0;
/* Otherwise, return as error */
guac_client_abort(client, GUAC_PROTOCOL_STATUS_SERVER_ERROR, "Error waiting for file descriptor.");
return -1;
}
/* Return wait result */
return result;
}
/**
* Connects to an RDP server as described by the guac_rdp_settings structure
* associated with the given client, allocating and freeing all objects
* directly related to the RDP connection. It is expected that all objects
* which are independent of FreeRDP's state (the clipboard, display update
* management, etc.) will already be allocated and associated with the
* guac_rdp_client associated with the given guac_client. This function blocks
* for the duration of the RDP session, returning only after the session has
* completely disconnected.
*
* @param client
* The guac_client associated with the RDP settings describing the
* connection that should be established.
*
* @return
* Zero if the connection successfully terminated and a reconnect is
* desired, non-zero if an error occurs or the connection was disconnected
* and a reconnect is NOT desired.
*/
static int guac_rdp_handle_connection(guac_client* client) {
guac_rdp_client* rdp_client = (guac_rdp_client*) client->data;
guac_rdp_settings* settings = rdp_client->settings;
/* Init random number generator */
srandom(time(NULL));
/* Set up screen recording, if requested */
if (settings->recording_path != NULL) {
guac_common_recording_create(client,
settings->recording_path,
settings->recording_name,
settings->create_recording_path);
}
/* Create display */
rdp_client->display = guac_common_display_alloc(client,
rdp_client->settings->width,
rdp_client->settings->height);
rdp_client->current_surface = rdp_client->display->default_surface;
rdp_client->requested_clipboard_format = CB_FORMAT_TEXT;
rdp_client->available_svc = guac_common_list_alloc();
#ifdef HAVE_FREERDP_CHANNELS_GLOBAL_INIT
freerdp_channels_global_init();
#endif
/* Init client */
freerdp* rdp_inst = freerdp_new();
rdp_inst->PreConnect = rdp_freerdp_pre_connect;
rdp_inst->PostConnect = rdp_freerdp_post_connect;
rdp_inst->Authenticate = rdp_freerdp_authenticate;
rdp_inst->VerifyCertificate = rdp_freerdp_verify_certificate;
rdp_inst->ReceiveChannelData = __guac_receive_channel_data;
/* Allocate FreeRDP context */
#ifdef LEGACY_FREERDP
rdp_inst->context_size = sizeof(rdp_freerdp_context);
#else
rdp_inst->ContextSize = sizeof(rdp_freerdp_context);
#endif
rdp_inst->ContextNew = (pContextNew) rdp_freerdp_context_new;
rdp_inst->ContextFree = (pContextFree) rdp_freerdp_context_free;
freerdp_context_new(rdp_inst);
((rdp_freerdp_context*) rdp_inst->context)->client = client;
/* Load keymap into client */
__guac_rdp_client_load_keymap(client, settings->server_layout);
/* Send connection name */
guac_protocol_send_name(client->socket, settings->hostname);
/* Set default pointer */
guac_common_cursor_set_pointer(rdp_client->display->cursor);
/* Push desired settings to FreeRDP */
guac_rdp_push_settings(settings, rdp_inst);
/* Connect to RDP server */
if (!freerdp_connect(rdp_inst)) {
guac_client_abort(client, GUAC_PROTOCOL_STATUS_UPSTREAM_ERROR,
"Error connecting to RDP server");
return 1;
}
/* Connection complete */
rdp_client->rdp_inst = rdp_inst;
rdpChannels* channels = rdp_inst->context->channels;
guac_timestamp last_frame_end = guac_timestamp_current();
/* Signal that reconnect has been completed */
guac_rdp_disp_reconnect_complete(rdp_client->disp);
/* Handle messages from RDP server while client is running */
while (client->state == GUAC_CLIENT_RUNNING
&& !guac_rdp_disp_reconnect_needed(rdp_client->disp)) {
/* Update remote display size */
pthread_mutex_lock(&(rdp_client->rdp_lock));
guac_rdp_disp_update_size(rdp_client->disp, settings, rdp_inst);
pthread_mutex_unlock(&(rdp_client->rdp_lock));
/* Wait for data and construct a reasonable frame */
int wait_result = rdp_guac_client_wait_for_messages(client,
GUAC_RDP_FRAME_START_TIMEOUT);
if (wait_result > 0) {
int processing_lag = guac_client_get_processing_lag(client);
guac_timestamp frame_start = guac_timestamp_current();
/* Read server messages until frame is built */
do {
guac_timestamp frame_end;
int frame_remaining;
pthread_mutex_lock(&(rdp_client->rdp_lock));
/* Check the libfreerdp fds */
if (!freerdp_check_fds(rdp_inst)) {
guac_client_abort(client,
GUAC_PROTOCOL_STATUS_SERVER_ERROR,
"Error handling RDP file descriptors");
pthread_mutex_unlock(&(rdp_client->rdp_lock));
return 1;
}
/* Check channel fds */
if (!freerdp_channels_check_fds(channels, rdp_inst)) {
guac_client_abort(client,
GUAC_PROTOCOL_STATUS_SERVER_ERROR,
"Error handling RDP channel file descriptors");
pthread_mutex_unlock(&(rdp_client->rdp_lock));
return 1;
}
/* Check for channel events */
wMessage* event = freerdp_channels_pop_event(channels);
if (event) {
/* Handle channel events (clipboard and RAIL) */
#ifdef LEGACY_EVENT
if (event->event_class == CliprdrChannel_Class)
guac_rdp_process_cliprdr_event(client, event);
else if (event->event_class == RailChannel_Class)
guac_rdp_process_rail_event(client, event);
#else
if (GetMessageClass(event->id) == CliprdrChannel_Class)
guac_rdp_process_cliprdr_event(client, event);
else if (GetMessageClass(event->id) == RailChannel_Class)
guac_rdp_process_rail_event(client, event);
#endif
freerdp_event_free(event);
}
/* Handle RDP disconnect */
if (freerdp_shall_disconnect(rdp_inst)) {
guac_client_stop(client);
guac_client_log(client, GUAC_LOG_INFO,
"RDP server closed connection");
pthread_mutex_unlock(&(rdp_client->rdp_lock));
return 1;
}
pthread_mutex_unlock(&(rdp_client->rdp_lock));
/* Calculate time remaining in frame */
frame_end = guac_timestamp_current();
frame_remaining = frame_start + GUAC_RDP_FRAME_DURATION
- frame_end;
/* Calculate time that client needs to catch up */
int time_elapsed = frame_end - last_frame_end;
int required_wait = processing_lag - time_elapsed;
/* Increase the duration of this frame if client is lagging */
if (required_wait > GUAC_RDP_FRAME_TIMEOUT)
wait_result = rdp_guac_client_wait_for_messages(client,
required_wait*1000);
/* Wait again if frame remaining */
else if (frame_remaining > 0)
wait_result = rdp_guac_client_wait_for_messages(client,
GUAC_RDP_FRAME_TIMEOUT*1000);
else
break;
} while (wait_result > 0);
}
/* If an error occurred, fail */
if (wait_result < 0)
guac_client_abort(client, GUAC_PROTOCOL_STATUS_UPSTREAM_ERROR,
"Connection closed.");
/* End of frame */
guac_common_display_flush(rdp_client->display);
guac_client_end_frame(client);
guac_socket_flush(client->socket);
/* Record end of frame */
last_frame_end = guac_timestamp_current();
}
/* Kill client and finish connection */
guac_client_stop(client);
guac_client_log(client, GUAC_LOG_INFO, "Internal RDP client disconnected");
pthread_mutex_lock(&(rdp_client->rdp_lock));
/* Disconnect client and channels */
freerdp_channels_close(channels, rdp_inst);
freerdp_channels_free(channels);
freerdp_disconnect(rdp_inst);
/* Clean up RDP client context */
freerdp_clrconv_free(((rdp_freerdp_context*) rdp_inst->context)->clrconv);
cache_free(rdp_inst->context->cache);
freerdp_context_free(rdp_inst);
/* Clean up RDP client */
freerdp_free(rdp_inst);
rdp_client->rdp_inst = NULL;
/* Free SVC list */
guac_common_list_free(rdp_client->available_svc);
/* Free display */
guac_common_display_free(rdp_client->display);
pthread_mutex_unlock(&(rdp_client->rdp_lock));
return 0;
}
int tfreerdp_run(freerdp* instance)
{
int i;
int fds;
int max_fds;
int rcount;
int wcount;
void* rfds[32];
void* wfds[32];
fd_set rfds_set;
fd_set wfds_set;
rdpChannels* channels;
memset(rfds, 0, sizeof(rfds));
memset(wfds, 0, sizeof(wfds));
channels = instance->context->channels;
freerdp_connect(instance);
while (1)
{
rcount = 0;
wcount = 0;
if (freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount) != true)
{
printf("Failed to get FreeRDP file descriptor\n");
break;
}
if (freerdp_channels_get_fds(channels, instance, rfds, &rcount, wfds, &wcount) != true)
{
printf("Failed to get channel manager file descriptor\n");
break;
}
max_fds = 0;
FD_ZERO(&rfds_set);
for (i = 0; i < rcount; i++)
{
fds = (int)(long)(rfds[i]);
if (fds > max_fds)
max_fds = fds;
FD_SET(fds, &rfds_set);
}
if (max_fds == 0)
break;
if (select(max_fds + 1, &rfds_set, &wfds_set, NULL, NULL) == -1)
{
/* these are not really errors */
if (!((errno == EAGAIN) ||
(errno == EWOULDBLOCK) ||
(errno == EINPROGRESS) ||
(errno == EINTR))) /* signal occurred */
{
printf("tfreerdp_run: select failed\n");
break;
}
}
if (freerdp_check_fds(instance) != true)
{
printf("Failed to check FreeRDP file descriptor\n");
break;
}
if (freerdp_channels_check_fds(channels, instance) != true)
{
printf("Failed to check channel manager file descriptor\n");
break;
}
tf_process_channel_event(channels, instance);
}
freerdp_channels_close(channels, instance);
freerdp_channels_free(channels);
freerdp_free(instance);
return 0;
}
static int android_freerdp_run(freerdp* instance)
{
int i;
int fds;
int max_fds;
int rcount;
int wcount;
int fd_input_event;
HANDLE input_event = NULL;
void* rfds[32];
void* wfds[32];
fd_set rfds_set;
fd_set wfds_set;
int select_status;
struct timeval timeout;
const rdpSettings* settings = instance->context->settings;
HANDLE input_thread = NULL;
HANDLE channels_thread = NULL;
BOOL async_input = settings->AsyncInput;
BOOL async_channels = settings->AsyncChannels;
BOOL async_transport = settings->AsyncTransport;
DEBUG_ANDROID("AsyncUpdate=%d", settings->AsyncUpdate);
DEBUG_ANDROID("AsyncInput=%d", settings->AsyncInput);
DEBUG_ANDROID("AsyncChannels=%d", settings->AsyncChannels);
DEBUG_ANDROID("AsyncTransport=%d", settings->AsyncTransport);
memset(rfds, 0, sizeof(rfds));
memset(wfds, 0, sizeof(wfds));
if (!freerdp_connect(instance))
{
freerdp_callback("OnConnectionFailure", "(I)V", instance);
return 0;
}
if (async_input)
{
if (!(input_thread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE) jni_input_thread, instance, 0, NULL)))
{
DEBUG_ANDROID("Failed to create async input thread\n");
goto disconnect;
}
}
if (async_channels)
{
if (!(channels_thread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE) jni_channels_thread, instance, 0, NULL)))
{
DEBUG_ANDROID("Failed to create async channels thread\n");
goto disconnect;
}
}
((androidContext*)instance->context)->is_connected = TRUE;
while (!freerdp_shall_disconnect(instance))
{
rcount = 0;
wcount = 0;
if (!async_transport)
{
if (freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
DEBUG_ANDROID("Failed to get FreeRDP file descriptor\n");
break;
}
}
if (!async_channels)
{
if (freerdp_channels_get_fds(instance->context->channels, instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
DEBUG_ANDROID("Failed to get channel manager file descriptor\n");
break;
}
}
if (!async_input)
{
if (android_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
DEBUG_ANDROID("Failed to get android file descriptor\n");
break;
}
}
else
{
input_event = freerdp_get_message_queue_event_handle(instance, FREERDP_INPUT_MESSAGE_QUEUE);
fd_input_event = GetEventFileDescriptor(input_event);
rfds[rcount++] = (void*) (long) fd_input_event;
}
max_fds = 0;
FD_ZERO(&rfds_set);
FD_ZERO(&wfds_set);
for (i = 0; i < rcount; i++)
{
fds = (int)(long)(rfds[i]);
if (fds > max_fds)
max_fds = fds;
FD_SET(fds, &rfds_set);
}
if (max_fds == 0)
break;
timeout.tv_sec = 1;
timeout.tv_usec = 0;
select_status = select(max_fds + 1, &rfds_set, NULL, NULL, &timeout);
if (select_status == 0)
continue;
else if (select_status == -1)
{
/* these are not really errors */
if (!((errno == EAGAIN) ||
(errno == EWOULDBLOCK) ||
(errno == EINPROGRESS) ||
(errno == EINTR))) /* signal occurred */
{
DEBUG_ANDROID("android_run: select failed\n");
break;
}
}
if (freerdp_shall_disconnect(instance))
break;
if (!async_transport)
{
if (freerdp_check_fds(instance) != TRUE)
{
DEBUG_ANDROID("Failed to check FreeRDP file descriptor\n");
break;
}
}
if (!async_input)
{
if (android_check_fds(instance) != TRUE)
{
DEBUG_ANDROID("Failed to check android file descriptor\n");
break;
}
}
else if (input_event)
{
if (WaitForSingleObject(input_event, 0) == WAIT_OBJECT_0)
{
if (!freerdp_message_queue_process_pending_messages(instance,
FREERDP_INPUT_MESSAGE_QUEUE))
{
DEBUG_ANDROID("User Disconnect");
break;
}
}
}
if (!async_channels)
{
if (freerdp_channels_check_fds(instance->context->channels, instance) != TRUE)
{
DEBUG_ANDROID("Failed to check channel manager file descriptor\n");
break;
}
}
}
disconnect:
DEBUG_ANDROID("Prepare shutdown...");
// issue another OnDisconnecting here in case the disconnect was initiated by the server and not our client
freerdp_callback("OnDisconnecting", "(I)V", instance);
DEBUG_ANDROID("Close channels...");
freerdp_channels_disconnect(instance->context->channels, instance);
DEBUG_ANDROID("Cleanup threads...");
if (async_channels && channels_thread)
{
WaitForSingleObject(channels_thread, INFINITE);
CloseHandle(channels_thread);
}
if (async_input && input_thread)
{
wMessageQueue* input_queue = freerdp_get_message_queue(instance, FREERDP_INPUT_MESSAGE_QUEUE);
if (input_queue)
{
if (MessageQueue_PostQuit(input_queue, 0))
WaitForSingleObject(input_thread, INFINITE);
}
CloseHandle(input_thread);
}
DEBUG_ANDROID("run Disconnecting...");
freerdp_disconnect(instance);
freerdp_callback("OnDisconnected", "(I)V", instance);
DEBUG_ANDROID("run Quit.");
return 0;
}
int wlfreerdp_run(freerdp* instance)
{
int i;
int fds;
int max_fds;
int rcount;
int wcount;
void* rfds[32];
void* wfds[32];
fd_set rfds_set;
fd_set wfds_set;
ZeroMemory(rfds, sizeof(rfds));
ZeroMemory(wfds, sizeof(wfds));
freerdp_connect(instance);
while (1)
{
rcount = 0;
wcount = 0;
if (freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
printf("Failed to get FreeRDP file descriptor");
break;
}
if (freerdp_channels_get_fds(instance->context->channels, instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
printf("Failed to get FreeRDP file descriptor");
break;
}
max_fds = 0;
FD_ZERO(&rfds_set);
FD_ZERO(&wfds_set);
for (i = 0; i < rcount; i++)
{
fds = (int)(long)(rfds[i]);
if (fds > max_fds)
max_fds = fds;
FD_SET(fds, &rfds_set);
}
if (max_fds == 0)
break;
if (select(max_fds + 1, &rfds_set, &wfds_set, NULL, NULL) == -1)
{
if (!((errno == EAGAIN) ||
(errno == EWOULDBLOCK) ||
(errno == EINPROGRESS) ||
(errno == EINTR)))
{
printf("wlfreerdp_run: select failed\n");
break;
}
}
if (freerdp_check_fds(instance) != TRUE)
{
printf("Failed to check FreeRDP file descriptor\n");
break;
}
if (freerdp_channels_check_fds(instance->context->channels, instance) != TRUE)
{
printf("Failed to check channel manager file descriptor\n");
break;
}
}
struct display* display;
struct window* window;
struct wl_context* context;
context = (struct wl_context*) instance->context;
display = context->display;
window = context->window;
free(window->buffers[0].shm_data);
free(window->buffers[1].shm_data);
free(window->data);
wl_buffer_destroy(window->buffers[0].buffer);
wl_buffer_destroy(window->buffers[1].buffer);
wl_shell_surface_destroy(window->shell_surface);
wl_surface_destroy(window->surface);
wl_shm_destroy(display->shm);
wl_shell_destroy(display->shell);
wl_compositor_destroy(display->compositor);
wl_registry_destroy(display->registry);
wl_display_disconnect(display->display);
freerdp_channels_close(instance->context->channels, instance);
freerdp_channels_free(instance->context->channels);
freerdp_free(instance);
return 0;
}
DWORD WINAPI wf_client_thread(LPVOID lpParam)
{
MSG msg;
int index;
int rcount;
int wcount;
int width;
int height;
BOOL msg_ret;
int quit_msg;
void* rfds[32];
void* wfds[32];
int fds_count;
HANDLE fds[64];
wfContext* wfc;
freerdp* instance;
rdpChannels* channels;
instance = (freerdp*) lpParam;
assert(NULL != instance);
wfc = (wfContext*) instance->context;
assert(NULL != wfc);
ZeroMemory(rfds, sizeof(rfds));
ZeroMemory(wfds, sizeof(wfds));
if (freerdp_connect(instance) != TRUE)
return 0;
channels = instance->context->channels;
while (1)
{
rcount = 0;
wcount = 0;
if (freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
fprintf(stderr, "Failed to get FreeRDP file descriptor\n");
break;
}
if (wf_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
fprintf(stderr, "Failed to get wfreerdp file descriptor\n");
break;
}
if (freerdp_channels_get_fds(channels, instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
fprintf(stderr, "Failed to get channel manager file descriptor\n");
break;
}
fds_count = 0;
/* setup read fds */
for (index = 0; index < rcount; index++)
{
fds[fds_count++] = rfds[index];
}
/* setup write fds */
for (index = 0; index < wcount; index++)
{
fds[fds_count++] = wfds[index];
}
/* exit if nothing to do */
if (fds_count == 0)
{
fprintf(stderr, "wfreerdp_run: fds_count is zero\n");
break;
}
/* do the wait */
if (MsgWaitForMultipleObjects(fds_count, fds, FALSE, 1000, QS_ALLINPUT) == WAIT_FAILED)
{
fprintf(stderr, "wfreerdp_run: WaitForMultipleObjects failed: 0x%04X\n", GetLastError());
break;
}
if (freerdp_check_fds(instance) != TRUE)
{
fprintf(stderr, "Failed to check FreeRDP file descriptor\n");
break;
}
if (freerdp_shall_disconnect(instance))
{
break;
}
if (wf_check_fds(instance) != TRUE)
{
fprintf(stderr, "Failed to check wfreerdp file descriptor\n");
break;
}
if (freerdp_channels_check_fds(channels, instance) != TRUE)
{
fprintf(stderr, "Failed to check channel manager file descriptor\n");
break;
}
wf_process_channel_event(channels, instance);
quit_msg = FALSE;
while (PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE))
{
msg_ret = GetMessage(&msg, NULL, 0, 0);
if (instance->settings->EmbeddedWindow)
{
if ((msg.message == WM_SETFOCUS) && (msg.lParam == 1))
{
PostMessage(wfc->hwnd, WM_SETFOCUS, 0, 0);
}
else if ((msg.message == WM_KILLFOCUS) && (msg.lParam == 1))
{
PostMessage(wfc->hwnd, WM_KILLFOCUS, 0, 0);
}
}
if (msg.message == WM_SIZE)
{
width = LOWORD(msg.lParam);
height = HIWORD(msg.lParam);
//wfc->client_width = width;
//wfc->client_height = height;
SetWindowPos(wfc->hwnd, HWND_TOP, 0, 0, width, height, SWP_FRAMECHANGED);
}
if ((msg_ret == 0) || (msg_ret == -1))
{
quit_msg = TRUE;
break;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (quit_msg)
break;
}
/* cleanup */
freerdp_channels_close(channels, instance);
freerdp_disconnect(instance);
printf("Main thread exited.\n");
ExitThread(0);
return 0;
}
static gboolean remmina_rdp_main(RemminaProtocolWidget* gp)
{
gchar* s;
gint port;
gchar* host;
gchar* value;
gint rdpsnd_rate;
gint rdpsnd_channel;
char *rdpsnd_params[3];
int rdpsnd_nparams;
char rdpsnd_param1[16];
char rdpsnd_param2[16];
const gchar* cs;
RemminaFile* remminafile;
rfContext* rfi;
gchar *dest_server, *dest_host;
gint dest_port;
rfi = GET_DATA(gp);
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
s = remmina_plugin_service->protocol_plugin_start_direct_tunnel(gp, 3389, FALSE);
if (s == NULL)
return FALSE;
remmina_plugin_service->get_server_port(s, 3389, &host, &port);
rfi->settings->ServerHostname = strdup(host);
g_free(host);
g_free(s);
rfi->settings->ServerPort = port;
// Setup rfi->settings->CertificateName when tunneled with SSH
if (remmina_plugin_service->file_get_int(remminafile, "ssh_enabled", FALSE)) {
dest_server = remmina_plugin_service->file_get_string(remminafile, "server");
if ( dest_server ) {
remmina_plugin_service->get_server_port(dest_server, 0, &dest_host, &dest_port);
rfi->settings->CertificateName = strdup( dest_host );
g_free(dest_host);
}
}
rfi->settings->ColorDepth = remmina_plugin_service->file_get_int(remminafile, "colordepth", 0);
if (rfi->settings->ColorDepth == 0)
{
rfi->settings->RemoteFxCodec = True;
rfi->settings->ColorDepth = 32;
}
rfi->settings->DesktopWidth = remmina_plugin_service->file_get_int(remminafile, "resolution_width", 1024);
rfi->settings->DesktopHeight = remmina_plugin_service->file_get_int(remminafile, "resolution_height", 768);
remmina_plugin_service->protocol_plugin_set_width(gp, rfi->settings->DesktopWidth);
remmina_plugin_service->protocol_plugin_set_height(gp, rfi->settings->DesktopHeight);
if (remmina_plugin_service->file_get_string(remminafile, "username"))
rfi->settings->Username = strdup(remmina_plugin_service->file_get_string(remminafile, "username"));
if (remmina_plugin_service->file_get_string(remminafile, "domain"))
rfi->settings->Domain = strdup(remmina_plugin_service->file_get_string(remminafile, "domain"));
THREADS_ENTER
s = remmina_plugin_service->file_get_secret(remminafile, "password");
THREADS_LEAVE
if (s)
{
rfi->settings->Password = strdup(s);
rfi->settings->AutoLogonEnabled = 1;
g_free(s);
}
if (remmina_plugin_service->file_get_string(remminafile, "clientname"))
{
s = remmina_plugin_service->file_get_string(remminafile, "clientname");
if ( s ) {
free( rfi->settings->ClientHostname );
rfi->settings->ClientHostname = strdup(s);
g_free(s);
}
}
else
{
free( rfi->settings->ClientHostname );
rfi->settings->ClientHostname = strdup( g_get_host_name() );
}
if (remmina_plugin_service->file_get_string(remminafile, "exec"))
{
rfi->settings->AlternateShell = strdup(remmina_plugin_service->file_get_string(remminafile, "exec"));
}
if (remmina_plugin_service->file_get_string(remminafile, "execpath"))
{
rfi->settings->ShellWorkingDirectory = strdup(remmina_plugin_service->file_get_string(remminafile, "execpath"));
}
s = g_strdup_printf("rdp_quality_%i", remmina_plugin_service->file_get_int(remminafile, "quality", DEFAULT_QUALITY_0));
value = remmina_plugin_service->pref_get_value(s);
g_free(s);
if (value && value[0])
{
rfi->settings->PerformanceFlags = strtoul(value, NULL, 16);
}
else
{
switch (remmina_plugin_service->file_get_int(remminafile, "quality", DEFAULT_QUALITY_0))
{
case 9:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_9;
break;
case 2:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_2;
break;
case 1:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_1;
break;
case 0:
default:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_0;
break;
}
}
g_free(value);
rfi->settings->KeyboardLayout = remmina_rdp_settings_get_keyboard_layout();
if (remmina_plugin_service->file_get_int(remminafile, "console", FALSE))
{
rfi->settings->ConsoleSession = True;
}
cs = remmina_plugin_service->file_get_string(remminafile, "security");
if (g_strcmp0(cs, "rdp") == 0)
{
rfi->settings->RdpSecurity = True;
rfi->settings->TlsSecurity = False;
rfi->settings->NlaSecurity = False;
}
else if (g_strcmp0(cs, "tls") == 0)
{
rfi->settings->RdpSecurity = False;
rfi->settings->TlsSecurity = True;
rfi->settings->NlaSecurity = False;
}
else if (g_strcmp0(cs, "nla") == 0)
{
rfi->settings->RdpSecurity = False;
rfi->settings->TlsSecurity = False;
rfi->settings->NlaSecurity = True;
}
rfi->settings->CompressionEnabled = True;
rfi->settings->FastPathInput = True;
rfi->settings->FastPathOutput = True;
cs = remmina_plugin_service->file_get_string(remminafile, "sound");
if (g_strcmp0(cs, "remote") == 0)
{
rfi->settings->RemoteConsoleAudio = 1;
}
else if (g_str_has_prefix(cs, "local"))
{
rdpsnd_nparams = 0;
rdpsnd_params[rdpsnd_nparams++] = "rdpsnd";
cs = strchr(cs, ',');
if (cs)
{
rdpsnd_rate = atoi(cs + 1);
if (rdpsnd_rate > 1000 && rdpsnd_rate < 150000)
{
snprintf( rdpsnd_param1, sizeof(rdpsnd_param1), "rate:%d", rdpsnd_rate );
rdpsnd_params[rdpsnd_nparams++] = rdpsnd_param1;
cs = strchr(cs +1, ',');
if (cs)
{
rdpsnd_channel = atoi(cs + 1);
if (rdpsnd_channel >= 1 && rdpsnd_channel <= 2)
{
snprintf( rdpsnd_param2, sizeof(rdpsnd_param2), "channel:%d", rdpsnd_channel );
rdpsnd_params[rdpsnd_nparams++] = rdpsnd_param2;
}
}
}
}
remmina_rdp_add_static_channel(rfi->settings, rdpsnd_nparams, (char**) rdpsnd_params);
}
rfi->settings->RedirectClipboard = ( remmina_plugin_service->file_get_int(remminafile, "disableclipboard", FALSE) ? FALSE: TRUE );
cs = remmina_plugin_service->file_get_string(remminafile, "sharefolder");
if (cs && cs[0] == '/')
{
RDPDR_DRIVE* drive;
gsize sz;
drive = (RDPDR_DRIVE*) malloc(sizeof(RDPDR_DRIVE));
ZeroMemory(drive, sizeof(RDPDR_DRIVE));
s = strrchr( cs, '/' );
if ( s == NULL || s[1] == 0 )
s = remmina_rdp_plugin_default_drive_name;
else
s++;
s = g_convert_with_fallback(s, -1, "ascii", "utf-8", "_", NULL, &sz, NULL);
drive->Type = RDPDR_DTYP_FILESYSTEM;
drive->Name = _strdup(s);
drive->Path = _strdup(cs);
g_free(s);
freerdp_device_collection_add(rfi->settings, (RDPDR_DEVICE*) drive);
rfi->settings->DeviceRedirection = TRUE;
}
if (remmina_plugin_service->file_get_int(remminafile, "shareprinter", FALSE))
{
RDPDR_PRINTER* printer;
printer = (RDPDR_PRINTER*) malloc(sizeof(RDPDR_PRINTER));
ZeroMemory(printer, sizeof(RDPDR_PRINTER));
printer->Type = RDPDR_DTYP_PRINT;
freerdp_device_collection_add(rfi->settings, (RDPDR_DEVICE*) printer);
rfi->settings->DeviceRedirection = TRUE;
}
if (remmina_plugin_service->file_get_int(remminafile, "sharesmartcard", FALSE))
{
RDPDR_SMARTCARD* smartcard;
smartcard = (RDPDR_SMARTCARD*) malloc(sizeof(RDPDR_SMARTCARD));
ZeroMemory(smartcard, sizeof(RDPDR_SMARTCARD));
smartcard->Type = RDPDR_DTYP_SMARTCARD;
smartcard->Name = _strdup("scard");
freerdp_device_collection_add(rfi->settings, (RDPDR_DEVICE*) smartcard);
rfi->settings->DeviceRedirection = TRUE;
}
if (!freerdp_connect(rfi->instance))
{
if (!rfi->user_cancelled)
{
remmina_plugin_service->protocol_plugin_set_error(gp, _("Unable to connect to RDP server %s"), rfi->settings->ServerHostname);
}
return FALSE;
}
remmina_rdp_main_loop(gp);
return TRUE;
}
DWORD WINAPI wf_client_thread(LPVOID lpParam)
{
MSG msg;
int width;
int height;
BOOL msg_ret;
int quit_msg;
DWORD nCount;
HANDLE handles[64];
wfContext* wfc;
freerdp* instance;
rdpContext* context;
rdpChannels* channels;
rdpSettings* settings;
BOOL async_input;
BOOL async_transport;
HANDLE input_thread;
instance = (freerdp*) lpParam;
context = instance->context;
wfc = (wfContext*) instance->context;
if (!freerdp_connect(instance))
return 0;
channels = instance->context->channels;
settings = instance->context->settings;
async_input = settings->AsyncInput;
async_transport = settings->AsyncTransport;
if (async_input)
{
if (!(input_thread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE) wf_input_thread,
instance, 0, NULL)))
{
WLog_ERR(TAG, "Failed to create async input thread.");
goto disconnect;
}
}
while (1)
{
nCount = 0;
if (freerdp_focus_required(instance))
{
wf_event_focus_in(wfc);
wf_event_focus_in(wfc);
}
if (!async_transport)
{
DWORD tmp = freerdp_get_event_handles(context, &handles[nCount], 64 - nCount);
if (tmp == 0)
{
WLog_ERR(TAG, "freerdp_get_event_handles failed");
break;
}
nCount += tmp;
}
if (MsgWaitForMultipleObjects(nCount, handles, FALSE, 1000, QS_ALLINPUT) == WAIT_FAILED)
{
WLog_ERR(TAG, "wfreerdp_run: WaitForMultipleObjects failed: 0x%04X", GetLastError());
break;
}
if (!async_transport)
{
if (!freerdp_check_event_handles(context))
{
if (wf_auto_reconnect(instance))
continue;
WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
break;
}
}
if (freerdp_shall_disconnect(instance))
break;
quit_msg = FALSE;
while (PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE))
{
msg_ret = GetMessage(&msg, NULL, 0, 0);
if (instance->settings->EmbeddedWindow)
{
if ((msg.message == WM_SETFOCUS) && (msg.lParam == 1))
{
PostMessage(wfc->hwnd, WM_SETFOCUS, 0, 0);
}
else if ((msg.message == WM_KILLFOCUS) && (msg.lParam == 1))
{
PostMessage(wfc->hwnd, WM_KILLFOCUS, 0, 0);
}
}
if (msg.message == WM_SIZE)
{
width = LOWORD(msg.lParam);
height = HIWORD(msg.lParam);
SetWindowPos(wfc->hwnd, HWND_TOP, 0, 0, width, height, SWP_FRAMECHANGED);
}
if ((msg_ret == 0) || (msg_ret == -1))
{
quit_msg = TRUE;
break;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (quit_msg)
break;
}
/* cleanup */
freerdp_channels_disconnect(channels, instance);
if (async_input)
{
wMessageQueue* input_queue;
input_queue = freerdp_get_message_queue(instance, FREERDP_INPUT_MESSAGE_QUEUE);
if (MessageQueue_PostQuit(input_queue, 0))
WaitForSingleObject(input_thread, INFINITE);
CloseHandle(input_thread);
}
disconnect:
freerdp_disconnect(instance);
WLog_DBG(TAG, "Main thread exited.");
ExitThread(0);
return 0;
}
int android_freerdp_run(freerdp* instance)
{
int i;
int fds;
int max_fds;
int rcount;
int wcount;
void* rfds[32];
void* wfds[32];
fd_set rfds_set;
fd_set wfds_set;
int select_status;
struct timeval timeout;
assert(instance);
memset(rfds, 0, sizeof(rfds));
memset(wfds, 0, sizeof(wfds));
if (!freerdp_connect(instance))
{
freerdp_callback("OnConnectionFailure", "(I)V", instance);
return 0;
}
((androidContext*)instance->context)->is_connected = TRUE;
while (!freerdp_shall_disconnect(instance))
{
rcount = 0;
wcount = 0;
if (freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
DEBUG_ANDROID("Failed to get FreeRDP file descriptor\n");
break;
}
if (freerdp_channels_get_fds(instance->context->channels, instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
DEBUG_ANDROID("Failed to get channel manager file descriptor\n");
break;
}
if (android_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
DEBUG_ANDROID("Failed to get android file descriptor\n");
break;
}
max_fds = 0;
FD_ZERO(&rfds_set);
FD_ZERO(&wfds_set);
for (i = 0; i < rcount; i++)
{
fds = (int)(long)(rfds[i]);
if (fds > max_fds)
max_fds = fds;
FD_SET(fds, &rfds_set);
}
if (max_fds == 0)
break;
timeout.tv_sec = 1;
timeout.tv_usec = 0;
select_status = select(max_fds + 1, &rfds_set, NULL, NULL, &timeout);
if (select_status == 0)
continue;
else if (select_status == -1)
{
/* these are not really errors */
if (!((errno == EAGAIN) ||
(errno == EWOULDBLOCK) ||
(errno == EINPROGRESS) ||
(errno == EINTR))) /* signal occurred */
{
DEBUG_ANDROID("android_run: select failed\n");
break;
}
}
if (freerdp_shall_disconnect(instance))
break;
if (freerdp_check_fds(instance) != TRUE)
{
DEBUG_ANDROID("Failed to check FreeRDP file descriptor\n");
break;
}
if (android_check_fds(instance) != TRUE)
{
DEBUG_ANDROID("Failed to check android file descriptor\n");
break;
}
if (freerdp_channels_check_fds(instance->context->channels, instance) != TRUE)
{
DEBUG_ANDROID("Failed to check channel manager file descriptor\n");
break;
}
android_process_channel_event(instance->context->channels, instance);
}
// issue another OnDisconnecting here in case the disconnect was initiated by the sever and not our client
freerdp_callback("OnDisconnecting", "(I)V", instance);
freerdp_channels_close(instance->context->channels, instance);
freerdp_disconnect(instance);
gdi_free(instance);
cache_free(instance->context->cache);
android_cliprdr_uninit(instance);
freerdp_callback("OnDisconnected", "(I)V", instance);
return 0;
}
static gboolean remmina_rdp_main(RemminaProtocolWidget* gp)
{
gchar* s;
gint port;
gchar* host;
gchar* value;
gint rdpdr_num;
gint drdynvc_num;
gint rdpsnd_num;
const gchar* cs;
RemminaFile* remminafile;
rfContext* rfi;
rfi = GET_DATA(gp);
remminafile = remmina_plugin_service->protocol_plugin_get_file(gp);
s = remmina_plugin_service->protocol_plugin_start_direct_tunnel(gp, 3389, FALSE);
if (s == NULL)
return FALSE;
remmina_plugin_service->get_server_port(s, 3389, &host, &port);
rfi->settings->ServerHostname = strdup(host);
g_free(host);
g_free(s);
rfi->settings->ServerPort = port;
rfi->settings->ColorDepth = remmina_plugin_service->file_get_int(remminafile, "colordepth", 0);
if (rfi->settings->ColorDepth == 0)
{
rfi->settings->RemoteFxCodec = True;
rfi->settings->ColorDepth = 32;
}
rfi->settings->DesktopWidth = remmina_plugin_service->file_get_int(remminafile, "resolution_width", 1024);
rfi->settings->DesktopHeight = remmina_plugin_service->file_get_int(remminafile, "resolution_height", 768);
remmina_plugin_service->protocol_plugin_set_width(gp, rfi->settings->DesktopWidth);
remmina_plugin_service->protocol_plugin_set_height(gp, rfi->settings->DesktopHeight);
if (remmina_plugin_service->file_get_string(remminafile, "username"))
rfi->settings->Username = strdup(remmina_plugin_service->file_get_string(remminafile, "username"));
if (remmina_plugin_service->file_get_string(remminafile, "domain"))
rfi->settings->Domain = strdup(remmina_plugin_service->file_get_string(remminafile, "domain"));
THREADS_ENTER
s = remmina_plugin_service->file_get_secret(remminafile, "password");
THREADS_LEAVE
if (s)
{
rfi->settings->Password = strdup(s);
rfi->settings->AutoLogonEnabled = 1;
g_free(s);
}
if (remmina_plugin_service->file_get_string(remminafile, "clientname"))
{
strncpy(rfi->settings->ClientHostname, remmina_plugin_service->file_get_string(remminafile, "clientname"),
sizeof(rfi->settings->ClientHostname) - 1);
}
else
{
strncpy(rfi->settings->ClientHostname, g_get_host_name(), sizeof(rfi->settings->ClientHostname) - 1);
}
if (remmina_plugin_service->file_get_string(remminafile, "exec"))
{
rfi->settings->AlternateShell = strdup(remmina_plugin_service->file_get_string(remminafile, "exec"));
}
if (remmina_plugin_service->file_get_string(remminafile, "execpath"))
{
rfi->settings->ShellWorkingDirectory = strdup(remmina_plugin_service->file_get_string(remminafile, "execpath"));
}
s = g_strdup_printf("rdp_quality_%i", remmina_plugin_service->file_get_int(remminafile, "quality", DEFAULT_QUALITY_0));
value = remmina_plugin_service->pref_get_value(s);
g_free(s);
if (value && value[0])
{
rfi->settings->PerformanceFlags = strtoul(value, NULL, 16);
}
else
{
switch (remmina_plugin_service->file_get_int(remminafile, "quality", DEFAULT_QUALITY_0))
{
case 9:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_9;
break;
case 2:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_2;
break;
case 1:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_1;
break;
case 0:
default:
rfi->settings->PerformanceFlags = DEFAULT_QUALITY_0;
break;
}
}
g_free(value);
rfi->settings->KeyboardLayout = remmina_rdp_settings_get_keyboard_layout();
if (remmina_plugin_service->file_get_int(remminafile, "console", FALSE))
{
rfi->settings->ConsoleSession = True;
}
cs = remmina_plugin_service->file_get_string(remminafile, "security");
if (g_strcmp0(cs, "rdp") == 0)
{
rfi->settings->RdpSecurity = True;
rfi->settings->TlsSecurity = False;
rfi->settings->NlaSecurity = False;
}
else if (g_strcmp0(cs, "tls") == 0)
{
rfi->settings->RdpSecurity = False;
rfi->settings->TlsSecurity = True;
rfi->settings->NlaSecurity = False;
}
else if (g_strcmp0(cs, "nla") == 0)
{
rfi->settings->RdpSecurity = False;
rfi->settings->TlsSecurity = False;
rfi->settings->NlaSecurity = True;
}
rfi->settings->CompressionEnabled = True;
rfi->settings->FastPathInput = True;
rfi->settings->FastPathOutput = True;
drdynvc_num = 0;
rdpsnd_num = 0;
cs = remmina_plugin_service->file_get_string(remminafile, "sound");
if (g_strcmp0(cs, "remote") == 0)
{
rfi->settings->RemoteConsoleAudio = 1;
}
else if (g_str_has_prefix(cs, "local"))
{
cs = strchr(cs, ',');
if (cs)
{
snprintf(rfi->rdpsnd_options, sizeof(rfi->rdpsnd_options), "%s", cs + 1);
s = strchr(rfi->rdpsnd_options, ',');
if (s)
*s++ = '\0';
rfi->rdpsnd_data[rdpsnd_num].size = sizeof(RDP_PLUGIN_DATA);
rfi->rdpsnd_data[rdpsnd_num].data[0] = "rate";
rfi->rdpsnd_data[rdpsnd_num].data[1] = rfi->rdpsnd_options;
rdpsnd_num++;
if (s)
{
rfi->rdpsnd_data[rdpsnd_num].size = sizeof(RDP_PLUGIN_DATA);
rfi->rdpsnd_data[rdpsnd_num].data[0] = "channel";
rfi->rdpsnd_data[rdpsnd_num].data[1] = s;
rdpsnd_num++;
}
}
remmina_rdp_load_plugin(rfi->channels, rfi->settings, "rdpsnd", rfi->rdpsnd_data);
rfi->drdynvc_data[drdynvc_num].size = sizeof(RDP_PLUGIN_DATA);
rfi->drdynvc_data[drdynvc_num].data[0] = "audin";
drdynvc_num++;
}
if (drdynvc_num)
{
remmina_rdp_load_plugin(rfi->channels, rfi->settings, "drdynvc", rfi->drdynvc_data);
}
if (!remmina_plugin_service->file_get_int(remminafile, "disableclipboard", FALSE))
{
remmina_rdp_load_plugin(rfi->channels, rfi->settings, "cliprdr", NULL);
}
rdpdr_num = 0;
cs = remmina_plugin_service->file_get_string(remminafile, "sharefolder");
if (cs && cs[0] == '/')
{
s = strrchr (cs, '/');
s = (s && s[1] ? s + 1 : "root");
rfi->rdpdr_data[rdpdr_num].size = sizeof(RDP_PLUGIN_DATA);
rfi->rdpdr_data[rdpdr_num].data[0] = "disk";
rfi->rdpdr_data[rdpdr_num].data[1] = s;
rfi->rdpdr_data[rdpdr_num].data[2] = (gchar*) cs;
rdpdr_num++;
}
if (remmina_plugin_service->file_get_int(remminafile, "shareprinter", FALSE))
{
rfi->rdpdr_data[rdpdr_num].size = sizeof(RDP_PLUGIN_DATA);
rfi->rdpdr_data[rdpdr_num].data[0] = "printer";
rdpdr_num++;
}
if (remmina_plugin_service->file_get_int(remminafile, "sharesmartcard", FALSE))
{
rfi->rdpdr_data[rdpdr_num].size = sizeof(RDP_PLUGIN_DATA);
rfi->rdpdr_data[rdpdr_num].data[0] = "scard";
rfi->rdpdr_data[rdpdr_num].data[1] = "scard";
rdpdr_num++;
}
if (rdpdr_num)
{
remmina_rdp_load_plugin(rfi->channels, rfi->settings, "rdpdr", rfi->rdpdr_data);
}
if (!freerdp_connect(rfi->instance))
{
if (!rfi->user_cancelled)
{
remmina_plugin_service->protocol_plugin_set_error(gp, _("Unable to connect to RDP server %s"),
rfi->settings->ServerHostname);
}
return FALSE;
}
remmina_rdp_main_loop(gp);
return TRUE;
}
/*****************************************************************************
* Open:
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
demux_t *p_demux = (demux_t*)p_this;
demux_sys_t *p_sys;
if (p_demux->out == NULL)
return VLC_EGENERIC;
p_sys = vlc_obj_calloc( p_this, 1, sizeof(demux_sys_t) );
if( !p_sys ) return VLC_ENOMEM;
p_sys->f_fps = var_InheritFloat( p_demux, CFG_PREFIX "fps" );
if ( p_sys->f_fps <= 0 ) p_sys->f_fps = 1.0;
p_sys->i_frame_interval = CLOCK_FREQ / p_sys->f_fps;
#if FREERDP_VERSION_MAJOR == 1 && FREERDP_VERSION_MINOR < 2
freerdp_channels_global_init();
#endif
p_sys->p_instance = freerdp_new();
if ( !p_sys->p_instance )
{
msg_Err( p_demux, "rdp instantiation error" );
return VLC_EGENERIC;
}
p_demux->p_sys = p_sys;
p_sys->p_instance->PreConnect = preConnectHandler;
p_sys->p_instance->PostConnect = postConnectHandler;
p_sys->p_instance->Authenticate = authenticateHandler;
/* Set up context handlers and let it be allocated */
p_sys->p_instance->ContextSize = sizeof( vlcrdp_context_t );
freerdp_context_new( p_sys->p_instance );
vlcrdp_context_t * p_vlccontext = (vlcrdp_context_t *) p_sys->p_instance->context;
p_vlccontext->p_demux = p_demux;
/* Parse uri params for pre-connect */
vlc_url_t url;
vlc_UrlParse( &url, p_demux->psz_location );
if ( !EMPTY_STR(url.psz_host) )
p_sys->psz_hostname = strdup( url.psz_host );
else
p_sys->psz_hostname = strdup( "localhost" );
p_sys->i_port = ( url.i_port > 0 ) ? url.i_port : 3389;
vlc_UrlClean( &url );
if ( ! freerdp_connect( p_sys->p_instance ) )
{
msg_Err( p_demux, "can't connect to rdp server" );
goto error;
}
if ( vlc_clone( &p_sys->thread, DemuxThread, p_demux, VLC_THREAD_PRIORITY_INPUT ) != VLC_SUCCESS )
{
msg_Err( p_demux, "can't spawn thread" );
freerdp_disconnect( p_sys->p_instance );
goto error;
}
p_demux->pf_demux = NULL;
p_demux->pf_control = Control;
return VLC_SUCCESS;
error:
freerdp_free( p_sys->p_instance );
free( p_sys->psz_hostname );
return VLC_EGENERIC;
}
int guac_client_init(guac_client* client, int argc, char** argv) {
rdp_guac_client_data* guac_client_data;
guac_rdp_settings* settings;
freerdp* rdp_inst;
/* Validate number of arguments received */
if (argc != RDP_ARGS_COUNT) {
guac_client_abort(client, GUAC_PROTOCOL_STATUS_SERVER_ERROR, "Wrong argument count received.");
return 1;
}
/* Allocate client data */
guac_client_data = malloc(sizeof(rdp_guac_client_data));
/* Init random number generator */
srandom(time(NULL));
/* Init client */
#ifdef HAVE_FREERDP_CHANNELS_GLOBAL_INIT
freerdp_channels_global_init();
#endif
rdp_inst = freerdp_new();
rdp_inst->PreConnect = rdp_freerdp_pre_connect;
rdp_inst->PostConnect = rdp_freerdp_post_connect;
rdp_inst->Authenticate = rdp_freerdp_authenticate;
rdp_inst->VerifyCertificate = rdp_freerdp_verify_certificate;
rdp_inst->ReceiveChannelData = __guac_receive_channel_data;
/* Allocate FreeRDP context */
#ifdef LEGACY_FREERDP
rdp_inst->context_size = sizeof(rdp_freerdp_context);
#else
rdp_inst->ContextSize = sizeof(rdp_freerdp_context);
#endif
rdp_inst->ContextNew = (pContextNew) rdp_freerdp_context_new;
rdp_inst->ContextFree = (pContextFree) rdp_freerdp_context_free;
freerdp_context_new(rdp_inst);
/* Set settings */
settings = &(guac_client_data->settings);
/* Console */
settings->console = (strcmp(argv[IDX_CONSOLE], "true") == 0);
settings->console_audio = (strcmp(argv[IDX_CONSOLE_AUDIO], "true") == 0);
/* Certificate and auth */
settings->ignore_certificate = (strcmp(argv[IDX_IGNORE_CERT], "true") == 0);
settings->disable_authentication = (strcmp(argv[IDX_DISABLE_AUTH], "true") == 0);
/* NLA security */
if (strcmp(argv[IDX_SECURITY], "nla") == 0) {
guac_client_log(client, GUAC_LOG_INFO, "Security mode: NLA");
settings->security_mode = GUAC_SECURITY_NLA;
}
/* TLS security */
else if (strcmp(argv[IDX_SECURITY], "tls") == 0) {
guac_client_log(client, GUAC_LOG_INFO, "Security mode: TLS");
settings->security_mode = GUAC_SECURITY_TLS;
}
/* RDP security */
else if (strcmp(argv[IDX_SECURITY], "rdp") == 0) {
guac_client_log(client, GUAC_LOG_INFO, "Security mode: RDP");
settings->security_mode = GUAC_SECURITY_RDP;
}
/* ANY security (allow server to choose) */
else if (strcmp(argv[IDX_SECURITY], "any") == 0) {
guac_client_log(client, GUAC_LOG_INFO, "Security mode: ANY");
settings->security_mode = GUAC_SECURITY_ANY;
}
/* If nothing given, default to RDP */
else {
guac_client_log(client, GUAC_LOG_INFO, "No security mode specified. Defaulting to RDP.");
settings->security_mode = GUAC_SECURITY_RDP;
}
/* Set hostname */
settings->hostname = strdup(argv[IDX_HOSTNAME]);
/* If port specified, use it */
settings->port = RDP_DEFAULT_PORT;
if (argv[IDX_PORT][0] != '\0')
settings->port = atoi(argv[IDX_PORT]);
guac_client_log(client, GUAC_LOG_DEBUG,
"Client resolution is %ix%i at %i DPI",
client->info.optimal_width,
client->info.optimal_height,
client->info.optimal_resolution);
/* Use suggested resolution unless overridden */
settings->resolution = guac_rdp_suggest_resolution(client);
if (argv[IDX_DPI][0] != '\0')
settings->resolution = atoi(argv[IDX_DPI]);
/* Use optimal width unless overridden */
settings->width = client->info.optimal_width
* settings->resolution
/ client->info.optimal_resolution;
if (argv[IDX_WIDTH][0] != '\0')
settings->width = atoi(argv[IDX_WIDTH]);
/* Use default width if given width is invalid. */
if (settings->width <= 0) {
settings->width = RDP_DEFAULT_WIDTH;
guac_client_log(client, GUAC_LOG_ERROR,
"Invalid width: \"%s\". Using default of %i.",
argv[IDX_WIDTH], settings->width);
}
/* Round width down to nearest multiple of 4 */
settings->width = settings->width & ~0x3;
/* Use optimal height unless overridden */
settings->height = client->info.optimal_height
* settings->resolution
/ client->info.optimal_resolution;
if (argv[IDX_HEIGHT][0] != '\0')
settings->height = atoi(argv[IDX_HEIGHT]);
/* Use default height if given height is invalid. */
if (settings->height <= 0) {
settings->height = RDP_DEFAULT_HEIGHT;
guac_client_log(client, GUAC_LOG_ERROR,
"Invalid height: \"%s\". Using default of %i.",
argv[IDX_WIDTH], settings->height);
}
guac_client_log(client, GUAC_LOG_DEBUG,
"Using resolution of %ix%i at %i DPI",
settings->width,
settings->height,
settings->resolution);
/* Domain */
settings->domain = NULL;
if (argv[IDX_DOMAIN][0] != '\0')
settings->domain = strdup(argv[IDX_DOMAIN]);
/* Username */
settings->username = NULL;
if (argv[IDX_USERNAME][0] != '\0')
settings->username = strdup(argv[IDX_USERNAME]);
/* Password */
settings->password = NULL;
if (argv[IDX_PASSWORD][0] != '\0')
settings->password = strdup(argv[IDX_PASSWORD]);
/* Client name */
settings->client_name = NULL;
if (argv[IDX_CLIENT_NAME][0] != '\0')
settings->client_name = strdup(argv[IDX_CLIENT_NAME]);
/* Initial program */
settings->initial_program = NULL;
if (argv[IDX_INITIAL_PROGRAM][0] != '\0')
settings->initial_program = strdup(argv[IDX_INITIAL_PROGRAM]);
/* RemoteApp program */
settings->remote_app = NULL;
if (argv[IDX_REMOTE_APP][0] != '\0')
settings->remote_app = strdup(argv[IDX_REMOTE_APP]);
/* RemoteApp working directory */
settings->remote_app_dir = NULL;
if (argv[IDX_REMOTE_APP_DIR][0] != '\0')
settings->remote_app_dir = strdup(argv[IDX_REMOTE_APP_DIR]);
/* RemoteApp arguments */
settings->remote_app_args = NULL;
if (argv[IDX_REMOTE_APP_ARGS][0] != '\0')
settings->remote_app_args = strdup(argv[IDX_REMOTE_APP_ARGS]);
/* Static virtual channels */
settings->svc_names = NULL;
if (argv[IDX_STATIC_CHANNELS][0] != '\0')
settings->svc_names = guac_split(argv[IDX_STATIC_CHANNELS], ',');
/* Performance flags */
settings->wallpaper_enabled = (strcmp(argv[IDX_ENABLE_WALLPAPER], "true") == 0);
settings->theming_enabled = (strcmp(argv[IDX_ENABLE_THEMING], "true") == 0);
settings->font_smoothing_enabled = (strcmp(argv[IDX_ENABLE_FONT_SMOOTHING], "true") == 0);
settings->full_window_drag_enabled = (strcmp(argv[IDX_ENABLE_FULL_WINDOW_DRAG], "true") == 0);
settings->desktop_composition_enabled = (strcmp(argv[IDX_ENABLE_DESKTOP_COMPOSITION], "true") == 0);
settings->menu_animations_enabled = (strcmp(argv[IDX_ENABLE_MENU_ANIMATIONS], "true") == 0);
/* Session color depth */
settings->color_depth = RDP_DEFAULT_DEPTH;
if (argv[IDX_COLOR_DEPTH][0] != '\0')
settings->color_depth = atoi(argv[IDX_COLOR_DEPTH]);
/* Use default depth if given depth is invalid. */
if (settings->color_depth == 0) {
settings->color_depth = RDP_DEFAULT_DEPTH;
guac_client_log(client, GUAC_LOG_ERROR,
"Invalid color-depth: \"%s\". Using default of %i.",
argv[IDX_WIDTH], settings->color_depth);
}
/* Audio enable/disable */
guac_client_data->settings.audio_enabled =
(strcmp(argv[IDX_DISABLE_AUDIO], "true") != 0);
/* Printing enable/disable */
guac_client_data->settings.printing_enabled =
(strcmp(argv[IDX_ENABLE_PRINTING], "true") == 0);
/* Drive enable/disable */
guac_client_data->settings.drive_enabled =
(strcmp(argv[IDX_ENABLE_DRIVE], "true") == 0);
guac_client_data->settings.drive_path = strdup(argv[IDX_DRIVE_PATH]);
guac_client_data->settings.create_drive_path =
(strcmp(argv[IDX_CREATE_DRIVE_PATH], "true") == 0);
/* Store client data */
guac_client_data->rdp_inst = rdp_inst;
guac_client_data->mouse_button_mask = 0;
guac_client_data->clipboard = guac_common_clipboard_alloc(GUAC_RDP_CLIPBOARD_MAX_LENGTH);
guac_client_data->requested_clipboard_format = CB_FORMAT_TEXT;
guac_client_data->audio = NULL;
guac_client_data->filesystem = NULL;
guac_client_data->available_svc = guac_common_list_alloc();
/* Main socket needs to be threadsafe */
guac_socket_require_threadsafe(client->socket);
/* Recursive attribute for locks */
pthread_mutexattr_init(&(guac_client_data->attributes));
pthread_mutexattr_settype(&(guac_client_data->attributes),
PTHREAD_MUTEX_RECURSIVE);
/* Init RDP lock */
pthread_mutex_init(&(guac_client_data->rdp_lock),
&(guac_client_data->attributes));
/* Clear keysym state mapping and keymap */
memset(guac_client_data->keysym_state, 0,
sizeof(guac_rdp_keysym_state_map));
memset(guac_client_data->keymap, 0,
sizeof(guac_rdp_static_keymap));
client->data = guac_client_data;
((rdp_freerdp_context*) rdp_inst->context)->client = client;
/* Pick keymap based on argument */
settings->server_layout = NULL;
if (argv[IDX_SERVER_LAYOUT][0] != '\0')
settings->server_layout =
guac_rdp_keymap_find(argv[IDX_SERVER_LAYOUT]);
/* If no keymap requested, use default */
if (settings->server_layout == NULL)
settings->server_layout = guac_rdp_keymap_find(GUAC_DEFAULT_KEYMAP);
/* Load keymap into client */
__guac_rdp_client_load_keymap(client, settings->server_layout);
#ifdef ENABLE_COMMON_SSH
guac_common_ssh_init(client);
/* Connect via SSH if SFTP is enabled */
if (strcmp(argv[IDX_ENABLE_SFTP], "true") == 0) {
guac_client_log(client, GUAC_LOG_DEBUG,
"Connecting via SSH for SFTP filesystem access.");
/* Parse username - use RDP username by default */
const char* sftp_username = argv[IDX_SFTP_USERNAME];
if (sftp_username[0] == '\0' && settings->username != NULL)
sftp_username = settings->username;
guac_client_data->sftp_user =
guac_common_ssh_create_user(sftp_username);
/* Import private key, if given */
if (argv[IDX_SFTP_PRIVATE_KEY][0] != '\0') {
guac_client_log(client, GUAC_LOG_DEBUG,
"Authenticating with private key.");
/* Abort if private key cannot be read */
if (guac_common_ssh_user_import_key(guac_client_data->sftp_user,
argv[IDX_SFTP_PRIVATE_KEY],
argv[IDX_SFTP_PASSPHRASE])) {
guac_common_ssh_destroy_user(guac_client_data->sftp_user);
return 1;
}
}
/* Otherwise, use specified password */
else {
guac_client_log(client, GUAC_LOG_DEBUG,
"Authenticating with password.");
/* Parse password - use RDP password by default */
const char* sftp_password = argv[IDX_SFTP_PASSWORD];
if (sftp_password[0] == '\0' && settings->password != NULL)
sftp_password = settings->password;
guac_common_ssh_user_set_password(guac_client_data->sftp_user,
sftp_password);
}
/* Parse hostname - use RDP hostname by default */
const char* sftp_hostname = argv[IDX_SFTP_HOSTNAME];
if (sftp_hostname[0] == '\0')
sftp_hostname = settings->hostname;
/* Parse port, defaulting to standard SSH port */
const char* sftp_port = argv[IDX_SFTP_PORT];
if (sftp_port[0] == '\0')
sftp_port = "22";
/* Attempt SSH connection */
guac_client_data->sftp_session =
guac_common_ssh_create_session(client, sftp_hostname, sftp_port,
guac_client_data->sftp_user);
/* Fail if SSH connection does not succeed */
if (guac_client_data->sftp_session == NULL) {
/* Already aborted within guac_common_ssh_create_session() */
guac_common_ssh_destroy_user(guac_client_data->sftp_user);
return 1;
}
/* Load and expose filesystem */
guac_client_data->sftp_filesystem =
guac_common_ssh_create_sftp_filesystem(
guac_client_data->sftp_session, "/");
/* Abort if SFTP connection fails */
if (guac_client_data->sftp_filesystem == NULL) {
guac_common_ssh_destroy_session(guac_client_data->sftp_session);
guac_common_ssh_destroy_user(guac_client_data->sftp_user);
return 1;
}
/* Configure destination for basic uploads, if specified */
if (argv[IDX_SFTP_DIRECTORY][0] != '\0') {
client->file_handler = guac_rdp_sftp_file_handler;
guac_common_ssh_sftp_set_upload_path(
guac_client_data->sftp_filesystem,
argv[IDX_SFTP_DIRECTORY]);
}
/* Otherwise, use SFTP for basic uploads only if drive not enabled */
else if (!settings->drive_enabled)
client->file_handler = guac_rdp_sftp_file_handler;
guac_client_log(client, GUAC_LOG_DEBUG,
"SFTP connection succeeded.");
}
#endif
/* Create default surface */
guac_client_data->default_surface = guac_common_surface_alloc(client->socket, GUAC_DEFAULT_LAYER,
settings->width, settings->height);
guac_client_data->current_surface = guac_client_data->default_surface;
/* Send connection name */
guac_protocol_send_name(client->socket, settings->hostname);
/* Set default pointer */
guac_common_set_pointer_cursor(client);
/* Push desired settings to FreeRDP */
guac_rdp_push_settings(settings, rdp_inst);
/* Connect to RDP server */
if (!freerdp_connect(rdp_inst)) {
guac_client_abort(client, GUAC_PROTOCOL_STATUS_UPSTREAM_ERROR, "Error connecting to RDP server");
return 1;
}
/* Success */
return 0;
}
int dfreerdp_run(freerdp* instance)
{
int i;
int fds;
int max_fds;
int rcount;
int wcount;
void* rfds[32];
void* wfds[32];
fd_set rfds_set;
fd_set wfds_set;
dfInfo* dfi;
dfContext* context;
rdpChannels* channels;
ZeroMemory(rfds, sizeof(rfds));
ZeroMemory(wfds, sizeof(wfds));
if (!freerdp_connect(instance))
return 0;
context = (dfContext*) instance->context;
dfi = context->dfi;
channels = instance->context->channels;
while (1)
{
rcount = 0;
wcount = 0;
if (freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
fprintf(stderr, "Failed to get FreeRDP file descriptor\n");
break;
}
if (freerdp_channels_get_fds(channels, instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
fprintf(stderr, "Failed to get channel manager file descriptor\n");
break;
}
if (df_get_fds(instance, rfds, &rcount, wfds, &wcount) != TRUE)
{
fprintf(stderr, "Failed to get dfreerdp file descriptor\n");
break;
}
max_fds = 0;
FD_ZERO(&rfds_set);
FD_ZERO(&wfds_set);
for (i = 0; i < rcount; i++)
{
fds = (int)(long)(rfds[i]);
if (fds > max_fds)
max_fds = fds;
FD_SET(fds, &rfds_set);
}
if (max_fds == 0)
break;
if (select(max_fds + 1, &rfds_set, &wfds_set, NULL, NULL) == -1)
{
/* these are not really errors */
if (!((errno == EAGAIN) ||
(errno == EWOULDBLOCK) ||
(errno == EINPROGRESS) ||
(errno == EINTR))) /* signal occurred */
{
fprintf(stderr, "dfreerdp_run: select failed\n");
break;
}
}
if (freerdp_check_fds(instance) != TRUE)
{
fprintf(stderr, "Failed to check FreeRDP file descriptor\n");
break;
}
if (df_check_fds(instance, &rfds_set) != TRUE)
{
fprintf(stderr, "Failed to check dfreerdp file descriptor\n");
break;
}
if (freerdp_channels_check_fds(channels, instance) != TRUE)
{
fprintf(stderr, "Failed to check channel manager file descriptor\n");
break;
}
df_process_channel_event(channels, instance);
}
freerdp_channels_close(channels, instance);
freerdp_channels_free(channels);
df_free(dfi);
gdi_free(instance);
freerdp_disconnect(instance);
freerdp_free(instance);
return 0;
}
int guac_client_init(guac_client* client, int argc, char** argv) {
rdp_guac_client_data* guac_client_data;
freerdp* rdp_inst;
rdpSettings* settings;
char* hostname;
int port = RDP_DEFAULT_PORT;
boolean bitmap_cache;
/**
* Selected server-side keymap. Client will be assumed to also use this
* keymap. Keys will be sent to server based on client input on a
* best-effort basis.
*/
const guac_rdp_keymap* chosen_keymap;
if (argc < RDP_ARGS_COUNT) {
guac_protocol_send_error(client->socket,
"Wrong argument count received.");
guac_socket_flush(client->socket);
guac_error = GUAC_STATUS_BAD_ARGUMENT;
guac_error_message = "Wrong argument count received";
return 1;
}
/* If port specified, use it */
if (argv[IDX_PORT][0] != '\0')
port = atoi(argv[IDX_PORT]);
hostname = argv[IDX_HOSTNAME];
/* Allocate client data */
guac_client_data = malloc(sizeof(rdp_guac_client_data));
/* Init random number generator */
srandom(time(NULL));
/* Init client */
freerdp_channels_global_init();
rdp_inst = freerdp_new();
rdp_inst->PreConnect = rdp_freerdp_pre_connect;
rdp_inst->PostConnect = rdp_freerdp_post_connect;
rdp_inst->ReceiveChannelData = __guac_receive_channel_data;
/* Allocate FreeRDP context */
rdp_inst->context_size = sizeof(rdp_freerdp_context);
rdp_inst->ContextNew = (pContextNew) rdp_freerdp_context_new;
rdp_inst->ContextFree = (pContextFree) rdp_freerdp_context_free;
freerdp_context_new(rdp_inst);
/* Set settings */
settings = rdp_inst->settings;
/* Console */
settings->console_session = (strcmp(argv[IDX_CONSOLE], "true") == 0);
settings->console_audio = (strcmp(argv[IDX_CONSOLE_AUDIO], "true") == 0);
/* --no-auth */
settings->authentication = false;
/* --sec rdp */
settings->rdp_security = true;
settings->tls_security = false;
settings->nla_security = false;
settings->encryption = true;
settings->encryption_method = ENCRYPTION_METHOD_40BIT | ENCRYPTION_METHOD_128BIT | ENCRYPTION_METHOD_FIPS;
settings->encryption_level = ENCRYPTION_LEVEL_CLIENT_COMPATIBLE;
/* Use optimal width unless overridden */
settings->width = client->info.optimal_width;
if (argv[IDX_WIDTH][0] != '\0')
settings->width = atoi(argv[IDX_WIDTH]);
/* Use default width if given width is invalid. */
if (settings->width <= 0) {
settings->width = RDP_DEFAULT_WIDTH;
guac_client_log_error(client,
"Invalid width: \"%s\". Using default of %i.",
argv[IDX_WIDTH], settings->width);
}
/* Round width up to nearest multiple of 4 */
settings->width = (settings->width + 3) & ~0x3;
/* Use optimal height unless overridden */
settings->height = client->info.optimal_height;
if (argv[IDX_HEIGHT][0] != '\0')
settings->height = atoi(argv[IDX_HEIGHT]);
/* Use default height if given height is invalid. */
if (settings->height <= 0) {
settings->height = RDP_DEFAULT_HEIGHT;
guac_client_log_error(client,
"Invalid height: \"%s\". Using default of %i.",
argv[IDX_WIDTH], settings->height);
}
/* Set hostname */
settings->hostname = strdup(hostname);
settings->port = port;
settings->window_title = strdup(hostname);
/* Domain */
if (argv[IDX_DOMAIN][0] != '\0')
settings->domain = strdup(argv[IDX_DOMAIN]);
/* Username */
if (argv[IDX_USERNAME][0] != '\0')
settings->username = strdup(argv[IDX_USERNAME]);
/* Password */
if (argv[IDX_PASSWORD][0] != '\0') {
settings->password = strdup(argv[IDX_PASSWORD]);
settings->autologon = 1;
}
/* Initial program */
if (argv[IDX_INITIAL_PROGRAM][0] != '\0')
settings->shell = strdup(argv[IDX_INITIAL_PROGRAM]);
/* Session color depth */
settings->color_depth = RDP_DEFAULT_DEPTH;
if (argv[IDX_COLOR_DEPTH][0] != '\0')
settings->color_depth = atoi(argv[IDX_COLOR_DEPTH]);
/* Use default depth if given depth is invalid. */
if (settings->color_depth == 0) {
settings->color_depth = RDP_DEFAULT_DEPTH;
guac_client_log_error(client,
"Invalid color-depth: \"%s\". Using default of %i.",
argv[IDX_WIDTH], settings->color_depth);
}
/* Audio enable/disable */
guac_client_data->audio_enabled =
(strcmp(argv[IDX_DISABLE_AUDIO], "true") != 0);
/* Printing enable/disable */
guac_client_data->printing_enabled =
(strcmp(argv[IDX_ENABLE_PRINTING], "true") == 0);
/* Order support */
bitmap_cache = settings->bitmap_cache;
settings->os_major_type = OSMAJORTYPE_UNSPECIFIED;
settings->os_minor_type = OSMINORTYPE_UNSPECIFIED;
settings->order_support[NEG_DSTBLT_INDEX] = true;
settings->order_support[NEG_PATBLT_INDEX] = false; /* PATBLT not yet supported */
settings->order_support[NEG_SCRBLT_INDEX] = true;
settings->order_support[NEG_OPAQUE_RECT_INDEX] = true;
settings->order_support[NEG_DRAWNINEGRID_INDEX] = false;
settings->order_support[NEG_MULTIDSTBLT_INDEX] = false;
settings->order_support[NEG_MULTIPATBLT_INDEX] = false;
settings->order_support[NEG_MULTISCRBLT_INDEX] = false;
settings->order_support[NEG_MULTIOPAQUERECT_INDEX] = false;
settings->order_support[NEG_MULTI_DRAWNINEGRID_INDEX] = false;
settings->order_support[NEG_LINETO_INDEX] = false;
settings->order_support[NEG_POLYLINE_INDEX] = false;
settings->order_support[NEG_MEMBLT_INDEX] = bitmap_cache;
settings->order_support[NEG_MEM3BLT_INDEX] = false;
settings->order_support[NEG_MEMBLT_V2_INDEX] = bitmap_cache;
settings->order_support[NEG_MEM3BLT_V2_INDEX] = false;
settings->order_support[NEG_SAVEBITMAP_INDEX] = false;
settings->order_support[NEG_GLYPH_INDEX_INDEX] = true;
settings->order_support[NEG_FAST_INDEX_INDEX] = true;
settings->order_support[NEG_FAST_GLYPH_INDEX] = true;
settings->order_support[NEG_POLYGON_SC_INDEX] = false;
settings->order_support[NEG_POLYGON_CB_INDEX] = false;
settings->order_support[NEG_ELLIPSE_SC_INDEX] = false;
settings->order_support[NEG_ELLIPSE_CB_INDEX] = false;
/* Store client data */
guac_client_data->rdp_inst = rdp_inst;
guac_client_data->bounded = false;
guac_client_data->mouse_button_mask = 0;
guac_client_data->current_surface = GUAC_DEFAULT_LAYER;
guac_client_data->clipboard = NULL;
guac_client_data->audio = NULL;
/* Main socket needs to be threadsafe */
guac_socket_require_threadsafe(client->socket);
/* Recursive attribute for locks */
pthread_mutexattr_init(&(guac_client_data->attributes));
pthread_mutexattr_settype(&(guac_client_data->attributes),
PTHREAD_MUTEX_RECURSIVE);
/* Init RDP lock */
pthread_mutex_init(&(guac_client_data->rdp_lock),
&(guac_client_data->attributes));
/* Clear keysym state mapping and keymap */
memset(guac_client_data->keysym_state, 0,
sizeof(guac_rdp_keysym_state_map));
memset(guac_client_data->keymap, 0,
sizeof(guac_rdp_static_keymap));
client->data = guac_client_data;
((rdp_freerdp_context*) rdp_inst->context)->client = client;
/* Pick keymap based on argument */
if (argv[IDX_SERVER_LAYOUT][0] != '\0') {
/* US English Qwerty */
if (strcmp("en-us-qwerty", argv[IDX_SERVER_LAYOUT]) == 0)
chosen_keymap = &guac_rdp_keymap_en_us;
/* German Qwertz */
else if (strcmp("de-de-qwertz", argv[IDX_SERVER_LAYOUT]) == 0)
chosen_keymap = &guac_rdp_keymap_de_de;
/* French Azerty */
else if (strcmp("fr-fr-azerty", argv[IDX_SERVER_LAYOUT]) == 0)
chosen_keymap = &guac_rdp_keymap_fr_fr;
/* Failsafe (Unicode) keymap */
else if (strcmp("failsafe", argv[IDX_SERVER_LAYOUT]) == 0)
chosen_keymap = &guac_rdp_keymap_failsafe;
/* If keymap unknown, resort to failsafe */
else {
guac_client_log_error(client,
"Unknown layout \"%s\". Using the failsafe layout instead.",
argv[IDX_SERVER_LAYOUT]);
chosen_keymap = &guac_rdp_keymap_failsafe;
}
}
/* If no keymap requested, assume US */
else
chosen_keymap = &guac_rdp_keymap_en_us;
/* Load keymap into client */
__guac_rdp_client_load_keymap(client, chosen_keymap);
/* Set server-side keymap */
settings->kbd_layout = chosen_keymap->freerdp_keyboard_layout;
/* Connect to RDP server */
if (!freerdp_connect(rdp_inst)) {
guac_protocol_send_error(client->socket,
"Error connecting to RDP server");
guac_socket_flush(client->socket);
guac_error = GUAC_STATUS_BAD_STATE;
guac_error_message = "Error connecting to RDP server";
return 1;
}
/* Send connection name */
guac_protocol_send_name(client->socket, settings->window_title);
/* Send size */
guac_protocol_send_size(client->socket, GUAC_DEFAULT_LAYER,
settings->width, settings->height);
/* Create glyph surfaces */
guac_client_data->opaque_glyph_surface = cairo_image_surface_create(
CAIRO_FORMAT_RGB24, settings->width, settings->height);
guac_client_data->trans_glyph_surface = cairo_image_surface_create(
CAIRO_FORMAT_ARGB32, settings->width, settings->height);
/* Set default pointer */
guac_rdp_set_default_pointer(client);
/* Success */
return 0;
}
int wfreerdp_run(freerdp* instance)
{
MSG msg;
int index;
int rcount;
int wcount;
BOOL msg_ret;
int quit_msg;
void* rfds[32];
void* wfds[32];
int fds_count;
HANDLE fds[64];
rdpChannels* channels;
memset(rfds, 0, sizeof(rfds));
memset(wfds, 0, sizeof(wfds));
if (freerdp_connect(instance) != true)
return 0;
channels = instance->context->channels;
while (1)
{
rcount = 0;
wcount = 0;
if (freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount) != true)
{
printf("Failed to get FreeRDP file descriptor\n");
break;
}
if (wf_get_fds(instance, rfds, &rcount, wfds, &wcount) != true)
{
printf("Failed to get wfreerdp file descriptor\n");
break;
}
if (freerdp_channels_get_fds(channels, instance, rfds, &rcount, wfds, &wcount) != true)
{
printf("Failed to get channel manager file descriptor\n");
break;
}
fds_count = 0;
/* setup read fds */
for (index = 0; index < rcount; index++)
{
fds[fds_count++] = rfds[index];
}
/* setup write fds */
for (index = 0; index < wcount; index++)
{
fds[fds_count++] = wfds[index];
}
/* exit if nothing to do */
if (fds_count == 0)
{
printf("wfreerdp_run: fds_count is zero\n");
break;
}
/* do the wait */
if (MsgWaitForMultipleObjects(fds_count, fds, FALSE, 1, QS_ALLINPUT) == WAIT_FAILED)
{
printf("wfreerdp_run: WaitForMultipleObjects failed: 0x%04X\n", GetLastError());
break;
}
if (freerdp_check_fds(instance) != true)
{
printf("Failed to check FreeRDP file descriptor\n");
break;
}
if (wf_check_fds(instance) != true)
{
printf("Failed to check wfreerdp file descriptor\n");
break;
}
if (freerdp_channels_check_fds(channels, instance) != true)
{
printf("Failed to check channel manager file descriptor\n");
break;
}
wf_process_channel_event(channels, instance);
quit_msg = FALSE;
while (PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE))
{
msg_ret = GetMessage(&msg, NULL, 0, 0);
if (msg_ret == 0 || msg_ret == -1)
{
quit_msg = TRUE;
break;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (quit_msg)
break;
}
/* cleanup */
freerdp_channels_free(channels);
freerdp_free(instance);
return 0;
}
void* tf_client_thread_proc(freerdp* instance)
{
int i;
int fds;
int max_fds;
int rcount;
int wcount;
void* rfds[32];
void* wfds[32];
fd_set rfds_set;
fd_set wfds_set;
rdpChannels* channels;
channels = instance->context->channels;
freerdp_connect(instance);
while (1)
{
rcount = 0;
wcount = 0;
ZeroMemory(rfds, sizeof(rfds));
ZeroMemory(wfds, sizeof(wfds));
if (!freerdp_get_fds(instance, rfds, &rcount, wfds, &wcount))
{
WLog_ERR(TAG, "Failed to get FreeRDP file descriptor");
break;
}
if (!freerdp_channels_get_fds(channels, instance, rfds, &rcount, wfds, &wcount))
{
WLog_ERR(TAG, "Failed to get channel manager file descriptor");
break;
}
max_fds = 0;
FD_ZERO(&rfds_set);
FD_ZERO(&wfds_set);
for (i = 0; i < rcount; i++)
{
fds = (int)(long)(rfds[i]);
if (fds > max_fds)
max_fds = fds;
FD_SET(fds, &rfds_set);
}
if (max_fds == 0)
break;
if (select(max_fds + 1, &rfds_set, &wfds_set, NULL, NULL) == -1)
{
/* these are not really errors */
if (!((errno == EAGAIN) ||
(errno == EWOULDBLOCK) ||
(errno == EINPROGRESS) ||
(errno == EINTR))) /* signal occurred */
{
WLog_ERR(TAG, "tfreerdp_run: select failed");
break;
}
}
if (!freerdp_check_fds(instance))
{
WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
break;
}
if (!freerdp_channels_check_fds(channels, instance))
{
WLog_ERR(TAG, "Failed to check channel manager file descriptor");
break;
}
}
freerdp_channels_close(channels, instance);
freerdp_channels_free(channels);
freerdp_free(instance);
ExitThread(0);
return NULL;
}
