/** Deallocator function for a rdp context.
* The function will deallocate the resources from the 'instance' parameter that were allocated from a call
* to freerdp_context_new().
* If the ContextFree callback is set in the 'instance' parameter, it will be called before deallocation occurs.
*
* @param instance - Pointer to the rdp_freerdp structure that was initialized by a call to freerdp_context_new().
* On return, the fields associated to the context are invalid.
*/
void freerdp_context_free(freerdp* instance)
{
if (!instance)
return;
if (!instance->context)
return;
IFCALL(instance->ContextFree, instance, instance->context);
rdp_free(instance->context->rdp);
instance->context->rdp = NULL;
graphics_free(instance->context->graphics);
instance->context->graphics = NULL;
PubSub_Free(instance->context->pubSub);
metrics_free(instance->context->metrics);
CloseHandle(instance->context->channelErrorEvent);
free(instance->context->errorDescription);
CloseHandle(instance->context->abortEvent);
instance->context->abortEvent = NULL;
free(instance->context);
instance->context = NULL;
}
/** Deallocator function for a rdp context.
* The function will deallocate the resources from the 'instance' parameter that were allocated from a call
* to freerdp_context_new().
* If the ContextFree callback is set in the 'instance' parameter, it will be called before deallocation occurs.
*
* @param instance - Pointer to the rdp_freerdp structure that was initialized by a call to freerdp_context_new().
* On return, the fields associated to the context are invalid.
*/
void freerdp_context_free(freerdp* instance)
{
if (!instance)
return;
if (!instance->context)
return;
IFCALL(instance->ContextFree, instance, instance->context);
rdp_free(instance->context->rdp);
instance->context->rdp = NULL;
graphics_free(instance->context->graphics);
instance->context->graphics = NULL;
PubSub_Free(instance->context->pubSub);
free(instance->context);
instance->context = NULL;
}
int TestPubSub(int argc, char* argv[])
{
wPubSub* node;
node = PubSub_New(TRUE);
if (!node)
return -1;
PubSub_AddEventTypes(node, Node_Events, NODE_EVENT_COUNT);
PubSub_SubscribeMouseMotion(node, MouseMotionEventHandler);
PubSub_SubscribeMouseButton(node, MouseButtonEventHandler);
/* Call Event Handler */
{
MouseMotionEventArgs e;
e.x = 64;
e.y = 128;
PubSub_OnMouseMotion(node, NULL, &e);
}
{
MouseButtonEventArgs e;
e.x = 23;
e.y = 56;
e.flags = 7;
e.button = 1;
PubSub_OnMouseButton(node, NULL, &e);
}
PubSub_Free(node);
return 0;
}
/** Allocator function for a rdp context.
* The function will allocate a rdpRdp structure using rdp_new(), then copy
* its contents to the appropriate fields in the rdp_freerdp structure given in parameters.
* It will also initialize the 'context' field in the rdp_freerdp structure as needed.
* If the caller has set the ContextNew callback in the 'instance' parameter, it will be called at the end of the function.
*
* @param instance - Pointer to the rdp_freerdp structure that will be initialized with the new context.
*/
BOOL freerdp_context_new(freerdp* instance)
{
rdpRdp* rdp;
rdpContext* context;
BOOL ret = TRUE;
instance->context = (rdpContext*) calloc(1, instance->ContextSize);
if (!instance->context)
return FALSE;
context = instance->context;
context->instance = instance;
context->ServerMode = FALSE;
context->settings = instance->settings;
context->pubSub = PubSub_New(TRUE);
if(!context->pubSub)
goto out_error_pubsub;
PubSub_AddEventTypes(context->pubSub, FreeRDP_Events, sizeof(FreeRDP_Events) / sizeof(wEventType));
context->metrics = metrics_new(context);
if (!context->metrics)
goto out_error_metrics_new;
rdp = rdp_new(context);
if (!rdp)
goto out_error_rdp_new;
instance->input = rdp->input;
instance->update = rdp->update;
instance->settings = rdp->settings;
instance->autodetect = rdp->autodetect;
context->graphics = graphics_new(context);
if(!context->graphics)
goto out_error_graphics_new;
context->rdp = rdp;
context->input = instance->input;
context->update = instance->update;
context->settings = instance->settings;
context->autodetect = instance->autodetect;
instance->update->context = instance->context;
instance->update->pointer->context = instance->context;
instance->update->primary->context = instance->context;
instance->update->secondary->context = instance->context;
instance->update->altsec->context = instance->context;
instance->input->context = context;
instance->autodetect->context = context;
update_register_client_callbacks(rdp->update);
IFCALLRET(instance->ContextNew, ret, instance, instance->context);
if (ret)
return TRUE;
out_error_graphics_new:
rdp_free(rdp);
out_error_rdp_new:
metrics_free(context->metrics);
out_error_metrics_new:
PubSub_Free(context->pubSub);
out_error_pubsub:
free(instance->context);
return FALSE;
}
/** Allocator function for a rdp context.
* The function will allocate a rdpRdp structure using rdp_new(), then copy
* its contents to the appropriate fields in the rdp_freerdp structure given in parameters.
* It will also initialize the 'context' field in the rdp_freerdp structure as needed.
* If the caller has set the ContextNew callback in the 'instance' parameter, it will be called at the end of the function.
*
* @param instance - Pointer to the rdp_freerdp structure that will be initialized with the new context.
*/
BOOL freerdp_context_new(freerdp* instance)
{
rdpRdp* rdp;
rdpContext* context;
BOOL ret = TRUE;
instance->context = (rdpContext*) calloc(1, instance->ContextSize);
if (!instance->context)
return FALSE;
context = instance->context;
context->instance = instance;
context->ServerMode = FALSE;
context->settings = instance->settings;
context->pubSub = PubSub_New(TRUE);
if(!context->pubSub)
goto out_error_pubsub;
PubSub_AddEventTypes(context->pubSub, FreeRDP_Events, sizeof(FreeRDP_Events) / sizeof(wEventType));
context->metrics = metrics_new(context);
if (!context->metrics)
goto out_error_metrics_new;
rdp = rdp_new(context);
if (!rdp)
goto out_error_rdp_new;
instance->input = rdp->input;
instance->update = rdp->update;
instance->settings = rdp->settings;
instance->autodetect = rdp->autodetect;
context->graphics = graphics_new(context);
if(!context->graphics)
goto out_error_graphics_new;
context->rdp = rdp;
context->input = instance->input;
context->update = instance->update;
context->settings = instance->settings;
context->autodetect = instance->autodetect;
instance->update->context = instance->context;
instance->update->pointer->context = instance->context;
instance->update->primary->context = instance->context;
instance->update->secondary->context = instance->context;
instance->update->altsec->context = instance->context;
instance->input->context = context;
instance->autodetect->context = context;
if (!(context->errorDescription = calloc(1, 500)))
{
WLog_ERR(TAG, "calloc failed!");
goto out_error_description;
}
if (!(context->channelErrorEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
{
WLog_ERR(TAG, "CreateEvent failed!");
goto out_error_create_event;
}
update_register_client_callbacks(rdp->update);
instance->context->abortEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
if (!instance->context->abortEvent)
goto out_error_abort_event;
IFCALLRET(instance->ContextNew, ret, instance, instance->context);
if (ret)
return TRUE;
CloseHandle(context->abortEvent);
out_error_abort_event:
CloseHandle(context->channelErrorEvent);
out_error_create_event:
free(context->errorDescription);
out_error_description:
graphics_free(context->graphics);
out_error_graphics_new:
rdp_free(rdp);
out_error_rdp_new:
metrics_free(context->metrics);
out_error_metrics_new:
PubSub_Free(context->pubSub);
out_error_pubsub:
free(instance->context);
return FALSE;
}
