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Atmosphere/stratosphere/sm/source/sm_registration.hpp

84 lines
3.3 KiB
C++

/*
* Copyright (c) 2018 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <switch.h>
#define REGISTRATION_LIST_MAX_PROCESS (0x40)
#define REGISTRATION_LIST_MAX_SERVICE (0x100)
#define REGISTRATION_MAX_SAC_SIZE (0x200)
#define REGISTRATION_INITIAL_PID_MAX 0x50
class Registration {
public:
struct Process {
u64 pid;
u64 sac_size;
u8 sac[REGISTRATION_MAX_SAC_SIZE];
};
struct Service {
u64 service_name;
u64 owner_pid;
Handle port_h;
/* Debug. */
u64 max_sessions;
bool is_light;
/* Extension. */
u64 mitm_pid;
Handle mitm_port_h;
Handle mitm_query_h;
bool mitm_waiting_ack;
u64 mitm_waiting_ack_pid;
Handle mitm_fwd_sess_h;
};
/* Utilities. */
static void EndInitDefers();
static bool ShouldInitDefer(u64 service);
static Registration::Process *GetProcessForPid(u64 pid);
static Registration::Process *GetFreeProcess();
static Registration::Service *GetService(u64 service);
static Registration::Service *GetFreeService();
static bool IsValidForSac(u8 *sac, size_t sac_size, u64 service, bool is_host);
static bool ValidateSacAgainstRestriction(u8 *r_sac, size_t r_sac_size, u8 *sac, size_t sac_size);
static void CacheInitialProcessIdLimits();
static bool IsInitialProcess(u64 pid);
static u64 GetInitialProcessId();
/* Process management. */
static Result RegisterProcess(u64 pid, u8 *acid_sac, size_t acid_sac_size, u8 *aci0_sac, size_t aci0_sac_size);
static Result UnregisterProcess(u64 pid);
/* Service management. */
static bool HasService(u64 service);
static bool HasMitm(u64 service);
static Result GetServiceHandle(u64 pid, u64 service, Handle *out);
static Result GetServiceForPid(u64 pid, u64 service, Handle *out);
static Result RegisterServiceForPid(u64 pid, u64 service, u64 max_sessions, bool is_light, Handle *out);
static Result RegisterServiceForSelf(u64 service, u64 max_sessions, bool is_light, Handle *out);
static Result UnregisterServiceForPid(u64 pid, u64 service);
/* Extension. */
static Result InstallMitmForPid(u64 pid, u64 service, Handle *out, Handle *query_out);
static Result UninstallMitmForPid(u64 pid, u64 service);
static Result AcknowledgeMitmSessionForPid(u64 pid, u64 service, Handle *out, u64 *out_pid);
static Result AssociatePidTidForMitm(u64 pid, u64 tid);
};