mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2025-05-30 06:25:20 -04:00
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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@ -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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return CloseFileByHandle(hnd[0]);
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}
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@ -164,17 +158,15 @@ Result DebugMonitorService::TargetIO_FileRead(InBuffer<u64> hnd, OutBuffer<u8, B
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/* Serialization error. */
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return ResultKernelConnectionClosed;
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}
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FsFile f;
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Result rc = GetFileByHandle(&f, hnd[0]);
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if (R_FAILED(rc)) {
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return rc;
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}
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size_t read = 0;
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rc = fsFileRead(&f, offset, out_data.buffer, out_data.num_elements, FS_READOPTION_NONE, &read);
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R_TRY(GetFileByHandle(&f, hnd[0]));
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R_TRY(fsFileRead(&f, offset, out_data.buffer, out_data.num_elements, FS_READOPTION_NONE, &read));
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out_read.SetValue(static_cast<u32>(read));
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return rc;
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return ResultSuccess;
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}
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Result DebugMonitorService::TargetIO_FileWrite(InBuffer<u64> hnd, InBuffer<u8, BufferType_Type1> data, Out<u32> out_written, u64 offset) {
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@ -182,19 +174,14 @@ Result DebugMonitorService::TargetIO_FileWrite(InBuffer<u64> hnd, InBuffer<u8, B
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/* Serialization error. */
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return ResultKernelConnectionClosed;
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}
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FsFile f;
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Result rc = GetFileByHandle(&f, hnd[0]);
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if (R_FAILED(rc)) {
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return rc;
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}
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rc = fsFileWrite(&f, offset, data.buffer, data.num_elements, FS_WRITEOPTION_NONE);
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if (R_SUCCEEDED(rc)) {
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out_written.SetValue(data.num_elements);
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}
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return rc;
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R_TRY(GetFileByHandle(&f, hnd[0]));
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R_TRY(fsFileWrite(&f, offset, data.buffer, data.num_elements, FS_WRITEOPTION_NONE));
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out_written.SetValue(data.num_elements);
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return ResultSuccess;
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}
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Result DebugMonitorService::TargetIO_FileSetAttributes(InBuffer<char> path, InBuffer<u8> attributes) {
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@ -208,39 +195,33 @@ Result DebugMonitorService::TargetIO_FileGetInformation(InBuffer<char> path, Out
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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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for (size_t i = 0; i < out_info.num_elements; i++) {
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out_info[i] = 0;
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}
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is_directory.SetValue(0);
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FsFile f;
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rc = fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_READ, &f);
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if (R_SUCCEEDED(rc)) {
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if (R_SUCCEEDED(fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_READ, &f))) {
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ON_SCOPE_EXIT { fsFileClose(&f); };
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/* N doesn't check this return code. */
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fsFileGetSize(&f, &out_info[0]);
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/* TODO: N does not call fsFsGetFileTimestampRaw here, but we possibly could. */
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} else {
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FsDir dir;
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rc = fsFsOpenDirectory(&g_sd_fs, fs_path, FS_DIROPEN_FILE | FS_DIROPEN_DIRECTORY, &dir);
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if (R_SUCCEEDED(rc)) {
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fsDirClose(&dir);
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is_directory.SetValue(1);
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}
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R_TRY(fsFsOpenDirectory(&g_sd_fs, fs_path, FS_DIROPEN_FILE | FS_DIROPEN_DIRECTORY, &dir));
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fsDirClose(&dir);
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is_directory.SetValue(1);
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}
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return rc;
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return ResultSuccess;
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}
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Result DebugMonitorService::TargetIO_FileSetTime(InBuffer<char> path, u64 create, u64 access, u64 modify) {
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@ -250,7 +231,7 @@ Result DebugMonitorService::TargetIO_FileSetTime(InBuffer<char> path, u64 create
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Result DebugMonitorService::TargetIO_FileSetSize(InBuffer<char> input, u64 size) {
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/* Why does this function take in a path and not a file handle? */
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/* We will try to be better than N, here. N only treats input as a path. */
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if (input.num_elements == sizeof(u64)) {
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FsFile f;
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@ -258,47 +239,35 @@ Result DebugMonitorService::TargetIO_FileSetSize(InBuffer<char> input, u64 size)
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return fsFileSetSize(&f, size);
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}
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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), input);
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FsFile f;
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rc = fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_WRITE, &f);
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if (R_SUCCEEDED(rc)) {
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rc = fsFileSetSize(&f, size);
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fsFileClose(&f);
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}
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return rc;
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R_TRY(fsFsOpenFile(&g_sd_fs, fs_path, FS_OPEN_WRITE, &f));
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ON_SCOPE_EXIT { fsFileClose(&f); };
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return fsFileSetSize(&f, size);
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}
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Result DebugMonitorService::TargetIO_FileDelete(InBuffer<char> path) {
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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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return fsFsDeleteFile(&g_sd_fs, fs_path);
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}
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Result DebugMonitorService::TargetIO_FileMove(InBuffer<char> path0, InBuffer<char> path1) {
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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_path0[FS_MAX_PATH];
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char fs_path1[FS_MAX_PATH];
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FixPath(fs_path0, sizeof(fs_path0), path0);
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FixPath(fs_path1, sizeof(fs_path1), path1);
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return fsFsRenameFile(&g_sd_fs, fs_path0, fs_path1);
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}
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