mirror of
https://git.h3cjp.net/H3cJP/citra.git
synced 2024-12-27 05:36:42 +00:00
FS: transform File to ServiceFramework
This commit is contained in:
wwylele
parent
cef6b15de4
commit
a79a8d17fa
|
|
@ -27,6 +27,7 @@
|
|||
#include "core/file_sys/errors.h"
|
||||
#include "core/file_sys/file_backend.h"
|
||||
#include "core/hle/ipc.h"
|
||||
#include "core/hle/ipc_helpers.h"
|
||||
#include "core/hle/kernel/client_port.h"
|
||||
#include "core/hle/kernel/client_session.h"
|
||||
#include "core/hle/kernel/handle_table.h"
|
||||
|
|
@ -84,122 +85,132 @@ enum class DirectoryCommand : u32 {
|
|||
};
|
||||
|
||||
File::File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path)
|
||||
: path(path), priority(0), backend(std::move(backend)) {}
|
||||
: path(path), priority(0), backend(std::move(backend)), ServiceFramework("", 1) {
|
||||
static const FunctionInfo functions[] = {
|
||||
{0x080200C2, &File::Read, "Read"},
|
||||
{0x08030102, &File::Write, "Write"},
|
||||
{0x08040000, &File::GetSize, "GetSize"},
|
||||
{0x08050080, &File::SetSize, "SetSize"},
|
||||
{0x08080000, &File::Close, "Close"},
|
||||
{0x08090000, &File::Flush, "Flush"},
|
||||
{0x080A0040, &File::SetPriority, "SetPriority"},
|
||||
{0x080B0000, &File::GetPriority, "GetPriority"},
|
||||
{0x080C0000, &File::OpenLinkFile, "OpenLinkFile"},
|
||||
};
|
||||
RegisterHandlers(functions);
|
||||
}
|
||||
|
||||
File::~File() {}
|
||||
void File::Read(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x0802, 3, 2);
|
||||
u64 offset = rp.Pop<u64>();
|
||||
u32 length = rp.Pop<u32>();
|
||||
auto& buffer = rp.PopMappedBuffer();
|
||||
LOG_TRACE(Service_FS, "Read %s: offset=0x%" PRIx64 " length=0x%08X", GetName().c_str(), offset,
|
||||
length);
|
||||
|
||||
void File::HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> server_session) {
|
||||
if (offset + length > backend->GetSize()) {
|
||||
LOG_ERROR(Service_FS, "Reading from out of bounds offset=0x%" PRIx64
|
||||
" length=0x%08X file_size=0x%" PRIx64,
|
||||
offset, length, backend->GetSize());
|
||||
}
|
||||
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
|
||||
|
||||
std::vector<u8> data(length);
|
||||
ResultVal<size_t> read = backend->Read(offset, data.size(), data.data());
|
||||
if (read.Failed()) {
|
||||
rb.Push(read.Code());
|
||||
rb.Push<u32>(0);
|
||||
} else {
|
||||
buffer.Write(data.data(), 0, *read);
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.Push<u32>(*read);
|
||||
}
|
||||
rb.PushMappedBuffer(buffer);
|
||||
}
|
||||
|
||||
void File::Write(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x0803, 3, 2);
|
||||
u64 offset = rp.Pop<u64>();
|
||||
u32 length = rp.Pop<u32>();
|
||||
u32 flush = rp.Pop<u32>();
|
||||
auto& buffer = rp.PopMappedBuffer();
|
||||
LOG_TRACE(Service_FS, "Write %s: offset=0x%llx length=%d, flush=0x%x", GetName().c_str(),
|
||||
offset, length, flush);
|
||||
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
|
||||
|
||||
std::vector<u8> data(length);
|
||||
buffer.Read(data.data(), 0, data.size());
|
||||
ResultVal<size_t> written = backend->Write(offset, data.size(), flush != 0, data.data());
|
||||
if (written.Failed()) {
|
||||
rb.Push(written.Code());
|
||||
rb.Push<u32>(0);
|
||||
} else {
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.Push<u32>(*written);
|
||||
}
|
||||
rb.PushMappedBuffer(buffer);
|
||||
}
|
||||
|
||||
void File::GetSize(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x0804, 0, 0);
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(3, 0);
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.Push(backend->GetSize());
|
||||
}
|
||||
|
||||
void File::SetSize(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x0805, 2, 0);
|
||||
backend->SetSize(rp.Pop<u64>());
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
void File::Close(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x0808, 0, 0);
|
||||
backend->Close();
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
void File::Flush(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x0809, 0, 0);
|
||||
backend->Flush();
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
void File::SetPriority(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x080A, 1, 0);
|
||||
priority = rp.Pop<u32>();
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
}
|
||||
|
||||
void File::GetPriority(Kernel::HLERequestContext& ctx) {
|
||||
IPC::RequestParser rp(ctx, 0x080B, 0, 0);
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.Push(priority);
|
||||
}
|
||||
|
||||
void File::OpenLinkFile(Kernel::HLERequestContext& ctx) {
|
||||
LOG_WARNING(Service_FS, "(STUBBED) File command OpenLinkFile %s", GetName().c_str());
|
||||
using Kernel::ClientSession;
|
||||
using Kernel::ServerSession;
|
||||
using Kernel::SharedPtr;
|
||||
IPC::RequestParser rp(ctx, 0x080C, 0, 0);
|
||||
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
|
||||
auto sessions = ServerSession::CreateSessionPair(GetName());
|
||||
ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
|
||||
|
||||
u32* cmd_buff = Kernel::GetCommandBuffer();
|
||||
FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
|
||||
switch (cmd) {
|
||||
|
||||
// Read from file...
|
||||
case FileCommand::Read: {
|
||||
u64 offset = cmd_buff[1] | ((u64)cmd_buff[2]) << 32;
|
||||
u32 length = cmd_buff[3];
|
||||
u32 address = cmd_buff[5];
|
||||
LOG_TRACE(Service_FS, "Read %s: offset=0x%llx length=%d address=0x%x", GetName().c_str(),
|
||||
offset, length, address);
|
||||
|
||||
if (offset + length > backend->GetSize()) {
|
||||
LOG_ERROR(Service_FS, "Reading from out of bounds offset=0x%" PRIx64
|
||||
" length=0x%08X file_size=0x%" PRIx64,
|
||||
offset, length, backend->GetSize());
|
||||
}
|
||||
|
||||
std::vector<u8> data(length);
|
||||
ResultVal<size_t> read = backend->Read(offset, data.size(), data.data());
|
||||
if (read.Failed()) {
|
||||
cmd_buff[1] = read.Code().raw;
|
||||
return;
|
||||
}
|
||||
Memory::WriteBlock(address, data.data(), *read);
|
||||
cmd_buff[2] = static_cast<u32>(*read);
|
||||
break;
|
||||
}
|
||||
|
||||
// Write to file...
|
||||
case FileCommand::Write: {
|
||||
u64 offset = cmd_buff[1] | ((u64)cmd_buff[2]) << 32;
|
||||
u32 length = cmd_buff[3];
|
||||
u32 flush = cmd_buff[4];
|
||||
u32 address = cmd_buff[6];
|
||||
LOG_TRACE(Service_FS, "Write %s: offset=0x%llx length=%d address=0x%x, flush=0x%x",
|
||||
GetName().c_str(), offset, length, address, flush);
|
||||
|
||||
std::vector<u8> data(length);
|
||||
Memory::ReadBlock(address, data.data(), data.size());
|
||||
ResultVal<size_t> written = backend->Write(offset, data.size(), flush != 0, data.data());
|
||||
if (written.Failed()) {
|
||||
cmd_buff[1] = written.Code().raw;
|
||||
return;
|
||||
}
|
||||
cmd_buff[2] = static_cast<u32>(*written);
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::GetSize: {
|
||||
LOG_TRACE(Service_FS, "GetSize %s", GetName().c_str());
|
||||
u64 size = backend->GetSize();
|
||||
cmd_buff[2] = (u32)size;
|
||||
cmd_buff[3] = size >> 32;
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::SetSize: {
|
||||
u64 size = cmd_buff[1] | ((u64)cmd_buff[2] << 32);
|
||||
LOG_TRACE(Service_FS, "SetSize %s size=%llu", GetName().c_str(), size);
|
||||
backend->SetSize(size);
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::Close: {
|
||||
LOG_TRACE(Service_FS, "Close %s", GetName().c_str());
|
||||
backend->Close();
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::Flush: {
|
||||
LOG_TRACE(Service_FS, "Flush");
|
||||
backend->Flush();
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::OpenLinkFile: {
|
||||
LOG_WARNING(Service_FS, "(STUBBED) File command OpenLinkFile %s", GetName().c_str());
|
||||
auto sessions = ServerSession::CreateSessionPair(GetName());
|
||||
ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
|
||||
cmd_buff[3] = Kernel::g_handle_table.Create(std::get<SharedPtr<ClientSession>>(sessions))
|
||||
.ValueOr(INVALID_HANDLE);
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::SetPriority: {
|
||||
priority = cmd_buff[1];
|
||||
LOG_TRACE(Service_FS, "SetPriority %u", priority);
|
||||
break;
|
||||
}
|
||||
|
||||
case FileCommand::GetPriority: {
|
||||
cmd_buff[2] = priority;
|
||||
LOG_TRACE(Service_FS, "GetPriority");
|
||||
break;
|
||||
}
|
||||
|
||||
// Unknown command...
|
||||
default:
|
||||
LOG_ERROR(Service_FS, "Unknown command=0x%08X!", static_cast<u32>(cmd));
|
||||
ResultCode error = UnimplementedFunction(ErrorModule::FS);
|
||||
cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that.
|
||||
return;
|
||||
}
|
||||
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
|
||||
rb.Push(RESULT_SUCCESS);
|
||||
rb.PushObjects(std::get<SharedPtr<ClientSession>>(sessions));
|
||||
}
|
||||
|
||||
File::~File() {}
|
||||
|
||||
Directory::Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend,
|
||||
const FileSys::Path& path)
|
||||
: path(path), backend(std::move(backend)) {}
|
||||
|
|
|
|||
|
|
@ -10,6 +10,7 @@
|
|||
#include "core/file_sys/archive_backend.h"
|
||||
#include "core/hle/kernel/hle_ipc.h"
|
||||
#include "core/hle/result.h"
|
||||
#include "core/hle/service/service.h"
|
||||
|
||||
namespace FileSys {
|
||||
class DirectoryBackend;
|
||||
|
|
@ -47,7 +48,9 @@ enum class MediaType : u32 { NAND = 0, SDMC = 1, GameCard = 2 };
|
|||
|
||||
typedef u64 ArchiveHandle;
|
||||
|
||||
class File final : public Kernel::SessionRequestHandler {
|
||||
// TODO: File is not a real service, but it can still utilize ServiceFramework::RegisterHandlers.
|
||||
// Consider splitting ServiceFramework interface.
|
||||
class File final : public ServiceFramework<File> {
|
||||
public:
|
||||
File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path);
|
||||
~File();
|
||||
|
|
@ -60,8 +63,16 @@ public:
|
|||
u32 priority; ///< Priority of the file. TODO(Subv): Find out what this means
|
||||
std::unique_ptr<FileSys::FileBackend> backend; ///< File backend interface
|
||||
|
||||
protected:
|
||||
void HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> server_session) override;
|
||||
private:
|
||||
void Read(Kernel::HLERequestContext& ctx);
|
||||
void Write(Kernel::HLERequestContext& ctx);
|
||||
void GetSize(Kernel::HLERequestContext& ctx);
|
||||
void SetSize(Kernel::HLERequestContext& ctx);
|
||||
void Close(Kernel::HLERequestContext& ctx);
|
||||
void Flush(Kernel::HLERequestContext& ctx);
|
||||
void SetPriority(Kernel::HLERequestContext& ctx);
|
||||
void GetPriority(Kernel::HLERequestContext& ctx);
|
||||
void OpenLinkFile(Kernel::HLERequestContext& ctx);
|
||||
};
|
||||
|
||||
class Directory final : public Kernel::SessionRequestHandler {
|
||||
|
|
|
|||
Loading…
Reference in a new issue