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Atmosphere/stratosphere/dmnt/source/dmnt_main.cpp

170 lines
4.9 KiB
C++

/*
* Copyright (c) 2018-2019 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/>.
*/
#include "dmnt_service.hpp"
#include "cheat/dmnt_cheat_service.hpp"
extern "C" {
extern u32 __start__;
u32 __nx_applet_type = AppletType_None;
u32 __nx_fs_num_sessions = 1;
u32 __nx_fsdev_direntry_cache_size = 1;
/* TODO: Evaluate how much this can be reduced by. */
#define INNER_HEAP_SIZE 0x20000
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);
}
namespace ams {
ncm::ProgramId CurrentProgramId = ncm::ProgramId::Dmnt;
namespace result {
bool CallFatalOnResultAssertion = true;
}
}
using namespace ams;
void __libnx_initheap(void) {
void* addr = nx_inner_heap;
size_t size = nx_inner_heap_size;
/* Newlib */
extern char* fake_heap_start;
extern char* fake_heap_end;
fake_heap_start = (char*)addr;
fake_heap_end = (char*)addr + size;
}
void __appInit(void) {
hos::SetVersionForLibnx();
sm::DoWithSession([&]() {
R_ASSERT(pmdmntInitialize());
R_ASSERT(pminfoInitialize());
R_ASSERT(ldrDmntInitialize());
/* TODO: We provide this on every sysver via ro. Do we need a shim? */
if (hos::GetVersion() >= hos::Version_300) {
R_ASSERT(roDmntInitialize());
}
R_ASSERT(nsdevInitialize());
R_ASSERT(lrInitialize());
R_ASSERT(setInitialize());
R_ASSERT(setsysInitialize());
R_ASSERT(hidInitialize());
R_ASSERT(fsInitialize());
});
R_ASSERT(fsdevMountSdmc());
ams::CheckApiVersion();
}
void __appExit(void) {
/* Cleanup services. */
fsdevUnmountAll();
fsExit();
hidExit();
setsysExit();
setExit();
lrExit();
nsdevExit();
roDmntExit();
ldrDmntExit();
pminfoExit();
pmdmntExit();
}
namespace {
using ServerOptions = sf::hipc::DefaultServerManagerOptions;
constexpr sm::ServiceName DebugMonitorServiceName = sm::ServiceName::Encode("dmnt:-");
constexpr size_t DebugMonitorMaxSessions = 4;
constexpr sm::ServiceName CheatServiceName = sm::ServiceName::Encode("dmnt:cht");
constexpr size_t CheatMaxSessions = 2;
/* dmnt:-, dmnt:cht. */
constexpr size_t NumServers = 2;
constexpr size_t NumSessions = DebugMonitorMaxSessions + CheatMaxSessions;
sf::hipc::ServerManager<NumServers, ServerOptions, NumSessions> g_server_manager;
void LoopServerThread(void *arg) {
g_server_manager.LoopProcess();
}
constexpr size_t TotalThreads = DebugMonitorMaxSessions + 1;
static_assert(TotalThreads >= 1, "TotalThreads");
constexpr size_t NumExtraThreads = TotalThreads - 1;
constexpr size_t ThreadStackSize = 0x4000;
alignas(os::MemoryPageSize) u8 g_extra_thread_stacks[NumExtraThreads][ThreadStackSize];
os::Thread g_extra_threads[NumExtraThreads];
}
int main(int argc, char **argv)
{
/* Create services. */
/* TODO: Implement rest of dmnt:- in ams.tma development branch. */
/* R_ASSERT((g_server_manager.RegisterServer<dmnt::cheat::CheatService>(DebugMonitorServiceName, DebugMonitorMaxSessions))); */
R_ASSERT((g_server_manager.RegisterServer<dmnt::cheat::CheatService>(CheatServiceName, CheatMaxSessions)));
/* Loop forever, servicing our services. */
/* Nintendo loops four threads processing on the manager -- we'll loop an extra fifth for our cheat service. */
{
/* Initialize threads. */
if constexpr (NumExtraThreads > 0) {
const u32 priority = os::GetCurrentThreadPriority();
for (size_t i = 0; i < NumExtraThreads; i++) {
R_ASSERT(g_extra_threads[i].Initialize(LoopServerThread, nullptr, g_extra_thread_stacks[i], ThreadStackSize, priority));
}
}
/* Start extra threads. */
if constexpr (NumExtraThreads > 0) {
for (size_t i = 0; i < NumExtraThreads; i++) {
R_ASSERT(g_extra_threads[i].Start());
}
}
/* Loop this thread. */
LoopServerThread(nullptr);
/* Wait for extra threads to finish. */
if constexpr (NumExtraThreads > 0) {
for (size_t i = 0; i < NumExtraThreads; i++) {
R_ASSERT(g_extra_threads[i].Join());
}
}
}
return 0;
}