Atmosphere/stratosphere/loader/source/serviceserver.hpp

116 lines
3.7 KiB
C++

#pragma once
#include <switch.h>
#include <type_traits>
#include "iserviceobject.hpp"
#include "iwaitable.hpp"
#include "servicesession.hpp"
template <typename T>
class ServiceSession;
template <typename T>
class ServiceServer : public IWaitable {
static_assert(std::is_base_of<IServiceObject, T>::value, "Service Objects must derive from IServiceObject");
Handle port_handle;
unsigned int max_sessions;
unsigned int num_sessions;
ServiceSession<T> **sessions;
public:
ServiceServer(const char *service_name, unsigned int max_s) : max_sessions(max_s) {
if (R_FAILED(smRegisterService(&this->port_handle, service_name, false, this->max_sessions))) {
/* TODO: Panic. */
}
this->sessions = new ServiceSession<T> *[this->max_sessions];
for (unsigned int i = 0; i < this->max_sessions; i++) {
this->sessions[i] = NULL;
}
this->num_sessions = 0;
}
virtual ~ServiceServer() {
for (unsigned int i = 0; i < this->max_sessions; i++) {
if (this->sessions[i]) {
delete this->sessions[i];
}
delete this->sessions;
}
if (port_handle) {
svcCloseHandle(port_handle);
}
}
/* IWaitable */
virtual unsigned int get_num_waitables() {
unsigned int n = 1;
for (unsigned int i = 0; i < this->max_sessions; i++) {
if (this->sessions[i]) {
n += this->sessions[i]->get_num_waitables();
}
}
return n;
}
virtual void get_waitables(IWaitable **dst) {
dst[0] = this;
unsigned int n = 0;
for (unsigned int i = 0; i < this->max_sessions; i++) {
if (this->sessions[i]) {
this->sessions[i]->get_waitables(&dst[1 + n]);
n += this->sessions[i]->get_num_waitables();
}
}
}
virtual void delete_child(IWaitable *child) {
unsigned int i;
for (i = 0; i < this->max_sessions; i++) {
if (this->sessions[i] == child) {
break;
}
}
if (i == this->max_sessions) {
/* TODO: Panic, because this isn't our child. */
} else {
delete this->sessions[i];
this->sessions[i] = NULL;
this->num_sessions--;
}
}
virtual Handle get_handle() {
return this->port_handle;
}
virtual Result handle_signaled(u64 timeout) {
/* If this server's port was signaled, accept a new session. */
Handle session_h;
svcAcceptSession(&session_h, this->port_handle);
fprintf(stderr, "Accept %08X -> %08X\n", this->port_handle, session_h);
fprintf(stderr, "Sessions: %08X/%08X\n", this->num_sessions, this->max_sessions);
if (this->num_sessions >= this->max_sessions) {
fprintf(stderr, "Closing because of max sessions...\n");
svcCloseHandle(session_h);
return 0x10601;
}
unsigned int i;
for (i = 0; i < this->max_sessions; i++) {
if (this->sessions[i] == NULL) {
break;
}
}
this->sessions[i] = new ServiceSession<T>(this, session_h, 0);
this->sessions[i]->set_parent(this);
this->num_sessions++;
return 0;
}
};