mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-11-25 11:00:18 +00:00
dmnt: update for R_TRY
This commit is contained in:
Michael Scire
parent
241b8f4627
commit
d7a3645f7f
4 changed files with 133 additions and 173 deletions
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@ -139,26 +139,24 @@ Result DmntCheatManager::ReadCheatProcessMemoryForVm(u64 proc_addr, void *out_da
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Result DmntCheatManager::WriteCheatProcessMemoryForVm(u64 proc_addr, const void *data, size_t size) {
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if (HasActiveCheatProcess()) {
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Result rc = svcWriteDebugProcessMemory(g_cheat_process_debug_hnd, data, proc_addr, size);
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R_TRY(svcWriteDebugProcessMemory(g_cheat_process_debug_hnd, data, proc_addr, size));
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/* We might have a frozen address. Update it if we do! */
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if (R_SUCCEEDED(rc)) {
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for (auto & [address, value] : g_frozen_addresses_map) {
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/* Map is in order, so break here. */
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if (address >= proc_addr + size) {
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break;
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}
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for (auto & [address, value] : g_frozen_addresses_map) {
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/* Map is in order, so break here. */
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if (address >= proc_addr + size) {
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break;
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}
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/* Check if we need to write. */
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if (proc_addr <= address) {
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const size_t offset = (address - proc_addr);
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const size_t size_to_copy = size - offset;
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memcpy(&value.value, (void *)((uintptr_t)data + offset), size_to_copy < sizeof(value.value) ? size_to_copy : sizeof(value.value));
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}
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/* Check if we need to write. */
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if (proc_addr <= address) {
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const size_t offset = (address - proc_addr);
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const size_t size_to_copy = size - offset;
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memcpy(&value.value, (void *)((uintptr_t)data + offset), size_to_copy < sizeof(value.value) ? size_to_copy : sizeof(value.value));
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}
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}
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return rc;
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return ResultSuccess;
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}
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return ResultDmntCheatNotAttached;
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@ -775,12 +773,9 @@ Result DmntCheatManager::EnableFrozenAddress(u64 *out_value, u64 address, u64 wi
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return ResultDmntCheatAddressAlreadyFrozen;
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}
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Result rc;
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FrozenAddressValue value = {0};
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value.width = width;
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if (R_FAILED((rc = ReadCheatProcessMemoryForVm(address, &value.value, width)))) {
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return rc;
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}
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R_TRY(ReadCheatProcessMemoryForVm(address, &value.value, width));
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g_frozen_addresses_map[address] = value;
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*out_value = value.value;
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@ -835,7 +830,6 @@ static void StartDebugProcess(u64 pid) {
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Result DmntCheatManager::ForceOpenCheatProcess() {
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std::scoped_lock<HosMutex> attach_lk(g_attach_lock);
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Result rc;
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/* Acquire the cheat lock for long enough to close the process if needed. */
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{
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@ -857,19 +851,17 @@ Result DmntCheatManager::ForceOpenCheatProcess() {
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std::scoped_lock<HosMutex> lk(g_cheat_lock);
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/* Get the current application process ID. */
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if (R_FAILED((rc = pmdmntGetApplicationPid(&g_cheat_process_metadata.process_id)))) {
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return rc;
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}
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ON_SCOPE_EXIT { if (R_FAILED(rc)) { g_cheat_process_metadata.process_id = 0; } };
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R_TRY(pmdmntGetApplicationPid(&g_cheat_process_metadata.process_id));
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auto proc_guard = SCOPE_EXIT {
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g_cheat_process_metadata.process_id = 0;
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};
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/* Get process handle, use it to learn memory extents. */
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{
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Handle proc_h = 0;
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ON_SCOPE_EXIT { if (proc_h != 0) { svcCloseHandle(proc_h); } };
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if (R_FAILED((rc = pmdmntAtmosphereGetProcessInfo(&proc_h, &g_cheat_process_metadata.title_id, nullptr, g_cheat_process_metadata.process_id)))) {
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return rc;
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}
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R_TRY(pmdmntAtmosphereGetProcessInfo(&proc_h, &g_cheat_process_metadata.title_id, nullptr, g_cheat_process_metadata.process_id));
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/* Get memory extents. */
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PopulateMemoryExtents(&g_cheat_process_metadata.heap_extents, proc_h, 4, 5);
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@ -886,9 +878,7 @@ Result DmntCheatManager::ForceOpenCheatProcess() {
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{
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LoaderModuleInfo proc_modules[2];
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u32 num_modules;
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if (R_FAILED((rc = ldrDmntGetModuleInfos(g_cheat_process_metadata.process_id, proc_modules, sizeof(proc_modules)/sizeof(proc_modules[0]), &num_modules)))) {
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return rc;
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}
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R_TRY(ldrDmntGetModuleInfos(g_cheat_process_metadata.process_id, proc_modules, sizeof(proc_modules)/sizeof(proc_modules[0]), &num_modules));
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/* All applications must have two modules. */
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/* However, this is a force-open, so we will accept one module. */
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@ -899,8 +889,7 @@ Result DmntCheatManager::ForceOpenCheatProcess() {
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} else if (num_modules == 1) {
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proc_module = &proc_modules[0];
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} else {
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rc = ResultDmntCheatNotAttached;
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return rc;
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return ResultDmntCheatNotAttached;
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}
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g_cheat_process_metadata.main_nso_extents.base = proc_module->base_address;
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@ -916,16 +905,18 @@ Result DmntCheatManager::ForceOpenCheatProcess() {
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LoadCheatToggles(g_cheat_process_metadata.title_id);
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/* Open a debug handle. */
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if (R_FAILED((rc = svcDebugActiveProcess(&g_cheat_process_debug_hnd, g_cheat_process_metadata.process_id)))) {
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return rc;
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}
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R_TRY(svcDebugActiveProcess(&g_cheat_process_debug_hnd, g_cheat_process_metadata.process_id));
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/* Cancel process guard. */
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proc_guard.Cancel();
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/* Start debug events thread. */
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StartDebugEventsThread();
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/* Signal to our fans. */
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g_cheat_process_event->Signal();
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return rc;
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return ResultSuccess;
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}
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void DmntCheatManager::OnNewApplicationLaunch() {
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@ -13,7 +13,7 @@
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <switch.h>
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#include "dmnt_cheat_service.hpp"
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#include "dmnt_cheat_manager.hpp"
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@ -35,13 +35,11 @@ Result DmntCheatService::GetCheatProcessMetadata(Out<CheatProcessMetadata> out_m
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}
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Result DmntCheatService::ForceOpenCheatProcess() {
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Result rc = DmntCheatManager::ForceOpenCheatProcess();
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if (R_FAILED(rc)) {
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rc = ResultDmntCheatNotAttached;
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if (R_FAILED(DmntCheatManager::ForceOpenCheatProcess())) {
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return ResultDmntCheatNotAttached;
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}
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return rc;
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return ResultSuccess;
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}
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/* ========================================================================================= */
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@ -56,7 +54,7 @@ Result DmntCheatService::GetCheatProcessMappings(OutBuffer<MemoryInfo> mappings,
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if (mappings.buffer == nullptr) {
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return ResultDmntCheatNullBuffer;
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}
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return DmntCheatManager::GetCheatProcessMappings(mappings.buffer, mappings.num_elements, out_count.GetPointer(), offset);
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}
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@ -64,12 +62,12 @@ Result DmntCheatService::ReadCheatProcessMemory(OutBuffer<u8> buffer, u64 addres
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if (buffer.buffer == nullptr) {
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return ResultDmntCheatNullBuffer;
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}
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u64 sz = out_size;
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if (buffer.num_elements < sz) {
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sz = buffer.num_elements;
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}
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return DmntCheatManager::ReadCheatProcessMemory(address, buffer.buffer, sz);
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}
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@ -77,12 +75,12 @@ Result DmntCheatService::WriteCheatProcessMemory(InBuffer<u8> buffer, u64 addres
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if (buffer.buffer == nullptr) {
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return ResultDmntCheatNullBuffer;
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}
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u64 sz = in_size;
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if (buffer.num_elements < sz) {
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sz = buffer.num_elements;
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}
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return DmntCheatManager::WriteCheatProcessMemory(address, buffer.buffer, sz);
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}
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@ -102,7 +100,7 @@ Result DmntCheatService::GetCheats(OutBuffer<CheatEntry> cheats, Out<u64> out_co
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if (cheats.buffer == nullptr) {
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return ResultDmntCheatNullBuffer;
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}
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return DmntCheatManager::GetCheats(cheats.buffer, cheats.num_elements, out_count.GetPointer(), offset);
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}
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@ -110,11 +108,11 @@ Result DmntCheatService::GetCheatById(OutBuffer<CheatEntry> cheat, u32 cheat_id)
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if (cheat.buffer == nullptr) {
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return ResultDmntCheatNullBuffer;
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}
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if (cheat.num_elements < 1) {
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return ResultDmntCheatInvalidBuffer;
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}
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return DmntCheatManager::GetCheatById(cheat.buffer, cheat_id);
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}
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@ -126,11 +124,11 @@ Result DmntCheatService::AddCheat(InBuffer<CheatDefinition> cheat, Out<u32> out_
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if (cheat.buffer == nullptr) {
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return ResultDmntCheatNullBuffer;
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}
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if (cheat.num_elements < 1) {
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return ResultDmntCheatInvalidBuffer;
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}
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return DmntCheatManager::AddCheat(out_cheat_id.GetPointer(), cheat.buffer, enabled);
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}
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@ -150,7 +148,7 @@ Result DmntCheatService::GetFrozenAddresses(OutBuffer<FrozenAddressEntry> frz_ad
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if (frz_addrs.buffer == nullptr) {
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return ResultDmntCheatNullBuffer;
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}
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return DmntCheatManager::GetFrozenAddresses(frz_addrs.buffer, frz_addrs.num_elements, out_count.GetPointer(), offset);
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}
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@ -168,7 +166,7 @@ Result DmntCheatService::EnableFrozenAddress(Out<u64> out_value, u64 address, u6
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default:
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return ResultDmntCheatInvalidFreezeWidth;
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}
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return DmntCheatManager::EnableFrozenAddress(out_value.GetPointer(), address, width);
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}
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@ -13,7 +13,7 @@
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <switch.h>
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#include "dmnt_service.hpp"
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@ -39,11 +39,13 @@ Result DebugMonitorService::GetProcessId(Out<u64> out_pid, Handle hnd) {
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}
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Result DebugMonitorService::GetProcessHandle(Out<Handle> out_hnd, u64 pid) {
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Result rc = svcDebugActiveProcess(out_hnd.GetPointer(), pid);
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if (rc == ResultKernelAlreadyExists) {
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rc = ResultDebugAlreadyAttached;
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}
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return rc;
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R_TRY_CATCH(svcDebugActiveProcess(out_hnd.GetPointer(), pid)) {
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R_CATCH(ResultKernelAlreadyExists) {
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return ResultDebugAlreadyAttached;
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}
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} R_END_TRY_CATCH;
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return ResultSuccess;
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}
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Result DebugMonitorService::WaitSynchronization(Handle hnd, u64 ns) {
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@ -13,7 +13,7 @@
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <unordered_map>
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#include <switch.h>
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#include "dmnt_service.hpp"
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@ -40,17 +40,15 @@ static Result EnsureSdInitialized() {
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if (g_sd_initialized) {
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return ResultSuccess;
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}
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Result rc = fsMountSdcard(&g_sd_fs);
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if (R_SUCCEEDED(rc)) {
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g_sd_initialized = true;
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}
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return rc;
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R_TRY(fsMountSdcard(&g_sd_fs));
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g_sd_initialized = true;
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return ResultSuccess;
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}
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static u64 GetFileHandle(FsFile f) {
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static u64 GetNewFileHandle(FsFile f) {
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std::scoped_lock<HosMutex> lk(g_file_handle_lock);
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u64 fd = g_cur_fd++;
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g_file_handles[fd] = f;
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return fd;
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@ -58,45 +56,49 @@ static u64 GetFileHandle(FsFile f) {
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static Result GetFileByHandle(FsFile *out, u64 handle) {
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std::scoped_lock<HosMutex> lk(g_file_handle_lock);
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if (g_file_handles.find(handle) != g_file_handles.end()) {
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*out = g_file_handles[handle];
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return ResultSuccess;
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}
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return ResultFsInvalidArgument;
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}
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static Result CloseFileByHandle(u64 handle) {
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std::scoped_lock<HosMutex> lk(g_file_handle_lock);
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if (g_file_handles.find(handle) != g_file_handles.end()) {
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fsFileClose(&g_file_handles[handle]);
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g_file_handles.erase(handle);
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return ResultSuccess;
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}
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return ResultFsInvalidArgument;
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}
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static void FixPath(char *dst, size_t dst_size, InBuffer<char> &path) {
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dst[dst_size - 1] = 0;
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strncpy(dst, "/", dst_size - 1);
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const char *src = path.buffer;
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size_t src_idx = 0;
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size_t dst_idx = 1;
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while (src_idx < path.num_elements && (src[src_idx] == '/' || src[src_idx] == '\\')) {
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src_idx++;
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}
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while (src_idx < path.num_elements && dst_idx < dst_size - 1 && src[src_idx] != 0) {
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if (src[src_idx] == '\\') {
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dst[dst_idx] = '/';
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} else {
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dst[dst_idx] = src[src_idx];
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}
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src_idx++;
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dst_idx++;
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}
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if (dst_idx < dst_size) {
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dst[dst_idx] = 0;
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}
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@ -107,47 +109,39 @@ Result DebugMonitorService::TargetIO_FileOpen(OutBuffer<u64> out_hnd, InBuffer<c
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/* Serialization error. */
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return ResultKernelConnectionClosed;
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}
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Result rc = EnsureSdInitialized();
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if (R_FAILED(rc)) {
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return rc;
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}
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R_TRY(EnsureSdInitialized());
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char fs_path[FS_MAX_PATH];
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FixPath(fs_path, sizeof(fs_path), path);
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/* Create file as required by mode. */
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if (create_mode == TIOCreateOption_CreateAlways) {
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fsFsDeleteFile(&g_sd_fs, fs_path);
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rc = fsFsCreateFile(&g_sd_fs, fs_path, 0, 0);
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R_TRY(fsFsCreateFile(&g_sd_fs, fs_path, 0, 0));
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} else if (create_mode == TIOCreateOption_CreateNew) {
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rc = fsFsCreateFile(&g_sd_fs, fs_path, 0, 0);
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R_TRY(fsFsCreateFile(&g_sd_fs, fs_path, 0, 0));
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} else if (create_mode == TIOCreateOption_OpenAlways) {
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fsFsCreateFile(&g_sd_fs, fs_path, 0, 0);
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}
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if (R_FAILED(rc)) {
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return rc;
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}
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/* Open the file, guard to prevent failure to close. */
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FsFile f;
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rc = fsFsOpenFile(&g_sd_fs, fs_path, open_mode, &f);
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if (R_FAILED(rc)) {
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if (create_mode == TIOCreateOption_OpenAlways) {
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fsFsCreateFile(&g_sd_fs, fs_path, 0, 0);
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rc = fsFsOpenFile(&g_sd_fs, fs_path, open_mode, &f);
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}
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R_TRY(fsFsOpenFile(&g_sd_fs, fs_path, open_mode, &f));
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auto file_guard = SCOPE_GUARD {
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fsFileClose(&f);
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};
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/* Set size if needed. */
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if (create_mode == TIOCreateOption_ResetSize) {
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R_TRY(fsFileSetSize(&f, 0));
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}
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if (R_SUCCEEDED(rc)) {
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if (create_mode == TIOCreateOption_ResetSize) {
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rc = fsFileSetSize(&f, 0);
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}
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if (R_SUCCEEDED(rc)) {
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out_hnd[0] = GetFileHandle(f);
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} else {
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fsFileClose(&f);
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}
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}
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return rc;
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/* Cancel guard, output file handle. */
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file_guard.Cancel();
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out_hnd[0] = GetNewFileHandle(f);
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return ResultSuccess;
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}
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Result DebugMonitorService::TargetIO_FileClose(InBuffer<u64> hnd) {
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@ -155,7 +149,7 @@ Result DebugMonitorService::TargetIO_FileClose(InBuffer<u64> hnd) {
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/* Serialization error. */
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return ResultKernelConnectionClosed;
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}
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||||
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||||
return CloseFileByHandle(hnd[0]);
|
||||
}
|
||||
|
||||
|
|
@ -164,17 +158,15 @@ Result DebugMonitorService::TargetIO_FileRead(InBuffer<u64> hnd, OutBuffer<u8, B
|
|||
/* Serialization error. */
|
||||
return ResultKernelConnectionClosed;
|
||||
}
|
||||
|
||||
|
||||
FsFile f;
|
||||
Result rc = GetFileByHandle(&f, hnd[0]);
|
||||
if (R_FAILED(rc)) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
size_t read = 0;
|
||||
rc = fsFileRead(&f, offset, out_data.buffer, out_data.num_elements, FS_READOPTION_NONE, &read);
|
||||
|
||||
R_TRY(GetFileByHandle(&f, hnd[0]));
|
||||
R_TRY(fsFileRead(&f, offset, out_data.buffer, out_data.num_elements, FS_READOPTION_NONE, &read));
|
||||
|
||||
out_read.SetValue(static_cast<u32>(read));
|
||||
return rc;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result DebugMonitorService::TargetIO_FileWrite(InBuffer<u64> hnd, InBuffer<u8, BufferType_Type1> data, Out<u32> out_written, u64 offset) {
|
||||
|
|
@ -182,19 +174,14 @@ Result DebugMonitorService::TargetIO_FileWrite(InBuffer<u64> hnd, InBuffer<u8, B
|
|||
/* Serialization error. */
|
||||
return ResultKernelConnectionClosed;
|
||||
}
|
||||
|
||||
|
||||
FsFile f;
|
||||
Result rc = GetFileByHandle(&f, hnd[0]);
|
||||
if (R_FAILED(rc)) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
rc = fsFileWrite(&f, offset, data.buffer, data.num_elements, FS_WRITEOPTION_NONE);
|
||||
if (R_SUCCEEDED(rc)) {
|
||||
out_written.SetValue(data.num_elements);
|
||||
}
|
||||
|
||||
return rc;
|
||||
|
||||
R_TRY(GetFileByHandle(&f, hnd[0]));
|
||||
R_TRY(fsFileWrite(&f, offset, data.buffer, data.num_elements, FS_WRITEOPTION_NONE));
|
||||
|
||||
out_written.SetValue(data.num_elements);
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result DebugMonitorService::TargetIO_FileSetAttributes(InBuffer<char> path, InBuffer<u8> attributes) {
|
||||
|
|
@ -208,39 +195,33 @@ Result DebugMonitorService::TargetIO_FileGetInformation(InBuffer<char> path, Out
|
|||
/* Serialization error. */
|
||||
return ResultKernelConnectionClosed;
|
||||
}
|
||||
|
||||
Result rc = EnsureSdInitialized();
|
||||
if (R_FAILED(rc)) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
|
||||
R_TRY(EnsureSdInitialized());
|
||||
|
||||
char fs_path[FS_MAX_PATH];
|
||||
FixPath(fs_path, sizeof(fs_path), path);
|
||||
|
||||
|
||||
for (size_t i = 0; i < out_info.num_elements; i++) {
|
||||
out_info[i] = 0;
|
||||
}
|
||||
is_directory.SetValue(0);
|
||||
|
||||
|
||||
FsFile f;
|
||||
rc = fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_READ, &f);
|
||||
if (R_SUCCEEDED(rc)) {
|
||||
if (R_SUCCEEDED(fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_READ, &f))) {
|
||||
ON_SCOPE_EXIT { fsFileClose(&f); };
|
||||
|
||||
|
||||
/* N doesn't check this return code. */
|
||||
fsFileGetSize(&f, &out_info[0]);
|
||||
|
||||
|
||||
/* TODO: N does not call fsFsGetFileTimestampRaw here, but we possibly could. */
|
||||
} else {
|
||||
FsDir dir;
|
||||
rc = fsFsOpenDirectory(&g_sd_fs, fs_path, FS_DIROPEN_FILE | FS_DIROPEN_DIRECTORY, &dir);
|
||||
if (R_SUCCEEDED(rc)) {
|
||||
fsDirClose(&dir);
|
||||
is_directory.SetValue(1);
|
||||
}
|
||||
R_TRY(fsFsOpenDirectory(&g_sd_fs, fs_path, FS_DIROPEN_FILE | FS_DIROPEN_DIRECTORY, &dir));
|
||||
fsDirClose(&dir);
|
||||
is_directory.SetValue(1);
|
||||
}
|
||||
|
||||
return rc;
|
||||
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result DebugMonitorService::TargetIO_FileSetTime(InBuffer<char> path, u64 create, u64 access, u64 modify) {
|
||||
|
|
@ -250,7 +231,7 @@ Result DebugMonitorService::TargetIO_FileSetTime(InBuffer<char> path, u64 create
|
|||
|
||||
Result DebugMonitorService::TargetIO_FileSetSize(InBuffer<char> input, u64 size) {
|
||||
/* Why does this function take in a path and not a file handle? */
|
||||
|
||||
|
||||
/* We will try to be better than N, here. N only treats input as a path. */
|
||||
if (input.num_elements == sizeof(u64)) {
|
||||
FsFile f;
|
||||
|
|
@ -258,47 +239,35 @@ Result DebugMonitorService::TargetIO_FileSetSize(InBuffer<char> input, u64 size)
|
|||
return fsFileSetSize(&f, size);
|
||||
}
|
||||
}
|
||||
|
||||
Result rc = EnsureSdInitialized();
|
||||
if (R_FAILED(rc)) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
|
||||
R_TRY(EnsureSdInitialized());
|
||||
|
||||
char fs_path[FS_MAX_PATH];
|
||||
FixPath(fs_path, sizeof(fs_path), input);
|
||||
|
||||
|
||||
FsFile f;
|
||||
rc = fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_WRITE, &f);
|
||||
if (R_SUCCEEDED(rc)) {
|
||||
rc = fsFileSetSize(&f, size);
|
||||
fsFileClose(&f);
|
||||
}
|
||||
|
||||
return rc;
|
||||
R_TRY(fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_WRITE, &f));
|
||||
ON_SCOPE_EXIT { fsFileClose(&f); };
|
||||
|
||||
return fsFileSetSize(&f, size);
|
||||
}
|
||||
|
||||
Result DebugMonitorService::TargetIO_FileDelete(InBuffer<char> path) {
|
||||
Result rc = EnsureSdInitialized();
|
||||
if (R_FAILED(rc)) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
R_TRY(EnsureSdInitialized());
|
||||
|
||||
char fs_path[FS_MAX_PATH];
|
||||
FixPath(fs_path, sizeof(fs_path), path);
|
||||
|
||||
|
||||
return fsFsDeleteFile(&g_sd_fs, fs_path);
|
||||
}
|
||||
|
||||
Result DebugMonitorService::TargetIO_FileMove(InBuffer<char> path0, InBuffer<char> path1) {
|
||||
Result rc = EnsureSdInitialized();
|
||||
if (R_FAILED(rc)) {
|
||||
return rc;
|
||||
}
|
||||
|
||||
R_TRY(EnsureSdInitialized());
|
||||
|
||||
char fs_path0[FS_MAX_PATH];
|
||||
char fs_path1[FS_MAX_PATH];
|
||||
FixPath(fs_path0, sizeof(fs_path0), path0);
|
||||
FixPath(fs_path1, sizeof(fs_path1), path1);
|
||||
|
||||
|
||||
return fsFsRenameFile(&g_sd_fs, fs_path0, fs_path1);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue