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-rw-r--r--src/core/hle/service/filesystem/fsp_srv.cpp188
-rw-r--r--src/core/hle/service/filesystem/fsp_srv.h1
2 files changed, 189 insertions, 0 deletions
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index 87a07e457..3ac5a96cb 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -2,6 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
+#include <cinttypes>
#include "common/logging/log.h"
#include "core/core.h"
#include "core/file_sys/filesystem.h"
@@ -65,10 +66,186 @@ private:
}
};
+class IFile final : public ServiceFramework<IFile> {
+public:
+ explicit IFile(std::unique_ptr<FileSys::StorageBackend>&& backend)
+ : ServiceFramework("IFile"), backend(std::move(backend)) {
+ static const FunctionInfo functions[] = {
+ {0, &IFile::Read, "Read"}, {1, &IFile::Write, "Write"}, {2, nullptr, "Flush"},
+ {3, nullptr, "SetSize"}, {4, nullptr, "GetSize"},
+ };
+ RegisterHandlers(functions);
+ }
+
+private:
+ std::unique_ptr<FileSys::StorageBackend> backend;
+
+ void Read(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const u64 unk = rp.Pop<u64>();
+ const s64 offset = rp.Pop<s64>();
+ const s64 length = rp.Pop<s64>();
+
+ LOG_DEBUG(Service_FS, "called, offset=0x%llx, length=0x%llx", offset, length);
+
+ // Error checking
+ if (length < 0) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidLength));
+ return;
+ }
+ if (offset < 0) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidOffset));
+ return;
+ }
+
+ // Read the data from the Storage backend
+ std::vector<u8> output(length);
+ ResultVal<size_t> res = backend->Read(offset, length, output.data());
+ if (res.Failed()) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res.Code());
+ return;
+ }
+
+ // Write the data to memory
+ ctx.WriteBuffer(output);
+
+ IPC::ResponseBuilder rb{ctx, 4};
+ rb.Push(RESULT_SUCCESS);
+ rb.Push(static_cast<u64>(*res));
+ }
+
+ void Write(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const u64 unk = rp.Pop<u64>();
+ const s64 offset = rp.Pop<s64>();
+ const s64 length = rp.Pop<s64>();
+
+ LOG_DEBUG(Service_FS, "called, offset=0x%llx, length=0x%llx", offset, length);
+
+ // Error checking
+ if (length < 0) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidLength));
+ return;
+ }
+ if (offset < 0) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidOffset));
+ return;
+ }
+
+ // Write the data to the Storage backend
+ std::vector<u8> data = ctx.ReadBuffer();
+ ResultVal<size_t> res = backend->Write(offset, length, true, data.data());
+ if (res.Failed()) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res.Code());
+ return;
+ }
+
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(RESULT_SUCCESS);
+ }
+};
+
+class IFileSystem final : public ServiceFramework<IFileSystem> {
+public:
+ explicit IFileSystem(std::unique_ptr<FileSys::FileSystemBackend>&& backend)
+ : ServiceFramework("IFileSystem"), backend(std::move(backend)) {
+ static const FunctionInfo functions[] = {
+ {0, &IFileSystem::CreateFile, "CreateFile"},
+ {7, &IFileSystem::GetEntryType, "GetEntryType"},
+ {8, &IFileSystem::OpenFile, "OpenFile"},
+ {10, &IFileSystem::Commit, "Commit"},
+ };
+ RegisterHandlers(functions);
+ }
+
+ void CreateFile(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+
+ auto file_buffer = ctx.ReadBuffer();
+ auto end = std::find(file_buffer.begin(), file_buffer.end(), '\0');
+
+ std::string name(file_buffer.begin(), end);
+
+ u64 mode = rp.Pop<u64>();
+ u32 size = rp.Pop<u32>();
+
+ LOG_DEBUG(Service_FS, "called file %s mode 0x%" PRIX64 " size 0x%08X", name.c_str(), mode,
+ size);
+
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(backend->CreateFile(name, size));
+ }
+
+ void OpenFile(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+
+ auto file_buffer = ctx.ReadBuffer();
+ auto end = std::find(file_buffer.begin(), file_buffer.end(), '\0');
+
+ std::string name(file_buffer.begin(), end);
+
+ auto mode = static_cast<FileSys::Mode>(rp.Pop<u32>());
+
+ LOG_DEBUG(Service_FS, "called file %s mode %u", name.c_str(), static_cast<u32>(mode));
+
+ auto result = backend->OpenFile(name, mode);
+ if (result.Failed()) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(result.Code());
+ return;
+ }
+
+ auto file = std::move(result.Unwrap());
+
+ IPC::ResponseBuilder rb{ctx, 2, 0, 1};
+ rb.Push(RESULT_SUCCESS);
+ rb.PushIpcInterface<IFile>(std::move(file));
+ }
+
+ void GetEntryType(Kernel::HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+
+ auto file_buffer = ctx.ReadBuffer();
+ auto end = std::find(file_buffer.begin(), file_buffer.end(), '\0');
+
+ std::string name(file_buffer.begin(), end);
+
+ LOG_DEBUG(Service_FS, "called file %s", name.c_str());
+
+ auto result = backend->GetEntryType(name);
+ if (result.Failed()) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(result.Code());
+ return;
+ }
+
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(RESULT_SUCCESS);
+ rb.Push<u32>(static_cast<u32>(*result));
+ }
+
+ void Commit(Kernel::HLERequestContext& ctx) {
+ LOG_WARNING(Service_FS, "(STUBBED) called");
+
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(RESULT_SUCCESS);
+ }
+
+private:
+ std::unique_ptr<FileSys::FileSystemBackend> backend;
+};
+
FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
static const FunctionInfo functions[] = {
{1, &FSP_SRV::Initalize, "Initalize"},
{18, &FSP_SRV::MountSdCard, "MountSdCard"},
+ {51, &FSP_SRV::MountSaveData, "MountSaveData"},
{200, &FSP_SRV::OpenDataStorageByCurrentProcess, "OpenDataStorageByCurrentProcess"},
{202, nullptr, "OpenDataStorageByDataId"},
{203, &FSP_SRV::OpenRomStorage, "OpenRomStorage"},
@@ -102,6 +279,17 @@ void FSP_SRV::MountSdCard(Kernel::HLERequestContext& ctx) {
rb.Push(RESULT_SUCCESS);
}
+void FSP_SRV::MountSaveData(Kernel::HLERequestContext& ctx) {
+ LOG_WARNING(Service_FS, "(STUBBED) called");
+
+ FileSys::Path unused;
+ auto filesystem = OpenFileSystem(Type::SaveData, unused).Unwrap();
+
+ IPC::ResponseBuilder rb{ctx, 2, 0, 1};
+ rb.Push(RESULT_SUCCESS);
+ rb.PushIpcInterface<IFileSystem>(std::move(filesystem));
+}
+
void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_FS, "(STUBBED) called");
diff --git a/src/core/hle/service/filesystem/fsp_srv.h b/src/core/hle/service/filesystem/fsp_srv.h
index 56afc4b90..f19b2f2c4 100644
--- a/src/core/hle/service/filesystem/fsp_srv.h
+++ b/src/core/hle/service/filesystem/fsp_srv.h
@@ -24,6 +24,7 @@ private:
void Initalize(Kernel::HLERequestContext& ctx);
void MountSdCard(Kernel::HLERequestContext& ctx);
+ void MountSaveData(Kernel::HLERequestContext& ctx);
void GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx);
void OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx);
void OpenRomStorage(Kernel::HLERequestContext& ctx);
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 11:49:46 +0100