Atmosphere/stratosphere/pm/source/pm_main.cpp

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/*
* 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/>.
*/
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#include <cstdlib>
#include <cstdint>
#include <cstring>
#include <malloc.h>
#include <switch.h>
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#include <atmosphere.h>
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#include <stratosphere.hpp>
#include "pm_boot_mode.hpp"
#include "pm_info.hpp"
#include "pm_shell.hpp"
#include "pm_process_track.hpp"
#include "pm_registration.hpp"
#include "pm_debug_monitor.hpp"
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extern "C" {
extern u32 __start__;
u32 __nx_applet_type = AppletType_None;
#define INNER_HEAP_SIZE 0x20000
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size_t nx_inner_heap_size = INNER_HEAP_SIZE;
char nx_inner_heap[INNER_HEAP_SIZE];
void __libnx_initheap(void);
void __appInit(void);
void __appExit(void);
}
void __libnx_initheap(void) {
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void* addr = nx_inner_heap;
size_t size = nx_inner_heap_size;
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/* Newlib */
extern char* fake_heap_start;
extern char* fake_heap_end;
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fake_heap_start = (char*)addr;
fake_heap_end = (char*)addr + size;
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}
void RegisterPrivilegedProcessesWithFs() {
/* Ensures that all privileged processes are registered with full FS permissions. */
constexpr u64 PRIVILEGED_PROCESS_MIN = 0;
constexpr u64 PRIVILEGED_PROCESS_MAX = 0x4F;
const u32 PRIVILEGED_FAH[0x1C/sizeof(u32)] = {0x00000001, 0x00000000, 0x80000000, 0x0000001C, 0x00000000, 0x0000001C, 0x00000000};
const u32 PRIVILEGED_FAC[0x2C/sizeof(u32)] = {0x00000001, 0x00000000, 0x80000000, 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF};
for (u64 pid = PRIVILEGED_PROCESS_MIN; pid <= PRIVILEGED_PROCESS_MAX; pid++) {
fsprUnregisterProgram(pid);
fsprRegisterProgram(pid, pid, FsStorageId_NandSystem, PRIVILEGED_FAH, sizeof(PRIVILEGED_FAH), PRIVILEGED_FAC, sizeof(PRIVILEGED_FAC));
}
}
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void __appInit(void) {
Result rc;
rc = smInitialize();
if (R_FAILED(rc)) {
fatalSimple(MAKERESULT(Module_Libnx, LibnxError_InitFail_SM));
}
rc = fsprInitialize();
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if (R_FAILED(rc)) {
fatalSimple(0xCAFE << 4 | 1);
}
/* This works around a bug with process permissions on < 4.0.0. */
RegisterPrivilegedProcessesWithFs();
rc = smManagerAmsInitialize();
if (R_SUCCEEDED(rc)) {
smManagerAmsEndInitialDefers();
smManagerAmsExit();
} else {
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fatalSimple(0xCAFE << 4 | 2);
}
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rc = smManagerInitialize();
if (R_FAILED(rc)) {
fatalSimple(0xCAFE << 4 | 3);
}
rc = lrInitialize();
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if (R_FAILED(rc)) {
fatalSimple(0xCAFE << 4 | 4);
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}
rc = ldrPmInitialize();
if (R_FAILED(rc)) {
fatalSimple(0xCAFE << 4 | 5);
}
rc = splInitialize();
if (R_FAILED(rc)) {
fatalSimple(0xCAFE << 4 | 6);
}
rc = fsInitialize();
if (R_FAILED(rc)) {
fatalSimple(MAKERESULT(Module_Libnx, LibnxError_InitFail_FS));
}
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CheckAtmosphereVersion(CURRENT_ATMOSPHERE_VERSION);
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}
void __appExit(void) {
/* Cleanup services. */
fsdevUnmountAll();
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splExit();
smManagerExit();
ldrPmExit();
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fsprExit();
lrExit();
fsExit();
smExit();
}
int main(int argc, char **argv)
{
Thread process_track_thread = {0};
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consoleDebugInit(debugDevice_SVC);
/* Initialize and spawn the Process Tracking thread. */
Registration::InitializeSystemResources();
if (R_FAILED(threadCreate(&process_track_thread, &ProcessTracking::MainLoop, NULL, 0x4000, 0x15, 0))) {
/* TODO: Panic. */
}
if (R_FAILED(threadStart(&process_track_thread))) {
/* TODO: Panic. */
}
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/* TODO: What's a good timeout value to use here? */
auto server_manager = new WaitableManager(1);
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/* TODO: Create services. */
server_manager->AddWaitable(new ServiceServer<ShellService>("pm:shell", 3));
server_manager->AddWaitable(new ServiceServer<DebugMonitorService>("pm:dmnt", 2));
server_manager->AddWaitable(new ServiceServer<BootModeService>("pm:bm", 5));
server_manager->AddWaitable(new ServiceServer<InformationService>("pm:info", 1));
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/* Loop forever, servicing our services. */
server_manager->Process();
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/* Cleanup. */
delete server_manager;
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return 0;
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}