fsp_srv: Various improvements to IStorage:Read implementation.
This commit is contained in:
parent
d9a91d7678
commit
8e50d6002b
5 changed files with 79 additions and 48 deletions
|
@ -304,6 +304,11 @@ inline u64 RequestParser::Pop() {
|
||||||
return msw << 32 | lsw;
|
return msw << 32 | lsw;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
template <>
|
||||||
|
inline s64 RequestParser::Pop() {
|
||||||
|
return static_cast<s64>(Pop<u64>());
|
||||||
|
}
|
||||||
|
|
||||||
template <>
|
template <>
|
||||||
inline bool RequestParser::Pop() {
|
inline bool RequestParser::Pop() {
|
||||||
return Pop<u8>() != 0;
|
return Pop<u8>() != 0;
|
||||||
|
|
|
@ -19,6 +19,8 @@
|
||||||
enum class ErrorDescription : u32 {
|
enum class ErrorDescription : u32 {
|
||||||
Success = 0,
|
Success = 0,
|
||||||
RemoteProcessDead = 301,
|
RemoteProcessDead = 301,
|
||||||
|
InvalidOffset = 6061,
|
||||||
|
InvalidLength = 6062,
|
||||||
};
|
};
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
|
|
@ -6,11 +6,20 @@
|
||||||
|
|
||||||
#include <memory>
|
#include <memory>
|
||||||
#include "common/common_types.h"
|
#include "common/common_types.h"
|
||||||
#include "core/file_sys/filesystem.h"
|
|
||||||
#include "core/hle/result.h"
|
#include "core/hle/result.h"
|
||||||
#include "core/hle/service/service.h"
|
|
||||||
|
namespace FileSys {
|
||||||
|
class FileSystemBackend;
|
||||||
|
class FileSystemFactory;
|
||||||
|
class Path;
|
||||||
|
} // namespace FileSys
|
||||||
|
|
||||||
namespace Service {
|
namespace Service {
|
||||||
|
|
||||||
|
namespace SM {
|
||||||
|
class ServiceManager;
|
||||||
|
} // namespace SM
|
||||||
|
|
||||||
namespace FileSystem {
|
namespace FileSystem {
|
||||||
|
|
||||||
/// Supported FileSystem types
|
/// Supported FileSystem types
|
||||||
|
@ -37,5 +46,5 @@ ResultVal<std::unique_ptr<FileSys::FileSystemBackend>> OpenFileSystem(Type type,
|
||||||
/// Registers all Filesystem services with the specified service manager.
|
/// Registers all Filesystem services with the specified service manager.
|
||||||
void InstallInterfaces(SM::ServiceManager& service_manager);
|
void InstallInterfaces(SM::ServiceManager& service_manager);
|
||||||
|
|
||||||
} // namespace Filesystem
|
} // namespace FileSystem
|
||||||
} // namespace Service
|
} // namespace Service
|
||||||
|
|
|
@ -20,9 +20,8 @@ public:
|
||||||
IStorage(std::unique_ptr<FileSys::StorageBackend>&& backend)
|
IStorage(std::unique_ptr<FileSys::StorageBackend>&& backend)
|
||||||
: ServiceFramework("IStorage"), backend(std::move(backend)) {
|
: ServiceFramework("IStorage"), backend(std::move(backend)) {
|
||||||
static const FunctionInfo functions[] = {
|
static const FunctionInfo functions[] = {
|
||||||
{0, &IStorage::Read, "Read"}, {1, &IStorage::Write, "Write"},
|
{0, &IStorage::Read, "Read"}, {1, nullptr, "Write"}, {2, nullptr, "Flush"},
|
||||||
{2, &IStorage::Flush, "Flush"}, {3, &IStorage::SetSize, "SetSize"},
|
{3, nullptr, "SetSize"}, {4, nullptr, "GetSize"},
|
||||||
{4, &IStorage::GetSize, "GetSize"},
|
|
||||||
};
|
};
|
||||||
RegisterHandlers(functions);
|
RegisterHandlers(functions);
|
||||||
}
|
}
|
||||||
|
@ -32,49 +31,40 @@ private:
|
||||||
|
|
||||||
void Read(Kernel::HLERequestContext& ctx) {
|
void Read(Kernel::HLERequestContext& ctx) {
|
||||||
IPC::RequestParser rp{ctx};
|
IPC::RequestParser rp{ctx};
|
||||||
u64 offset = rp.Pop<u64>();
|
const s64 offset = rp.Pop<s64>();
|
||||||
u64 length = rp.Pop<u64>();
|
const s64 length = rp.Pop<s64>();
|
||||||
|
const auto& descriptor = ctx.BufferDescriptorB()[0];
|
||||||
|
|
||||||
LOG_DEBUG(Service, "called, offset=0x%llx, length=0x%llx", offset, length);
|
LOG_DEBUG(Service_FS, "called, offset=0x%llx, length=0x%llx", offset, length);
|
||||||
|
|
||||||
auto descriptor = ctx.BufferDescriptorB()[0];
|
// Error checking
|
||||||
|
ASSERT_MSG(length == descriptor.Size(), "unexpected size difference");
|
||||||
|
if (length < 0) {
|
||||||
|
IPC::RequestBuilder rb{ctx, 2};
|
||||||
|
rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidLength));
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
if (offset < 0) {
|
||||||
|
IPC::RequestBuilder rb{ctx, 2};
|
||||||
|
rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidOffset));
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Read the data from the Storage backend
|
||||||
std::vector<u8> output(length);
|
std::vector<u8> output(length);
|
||||||
|
|
||||||
ResultVal<size_t> res = backend->Read(offset, length, output.data());
|
ResultVal<size_t> res = backend->Read(offset, length, output.data());
|
||||||
if (res.Failed()) {
|
if (res.Failed()) {
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
IPC::RequestBuilder rb{ctx, 2};
|
||||||
rb.Push(res.Code());
|
rb.Push(res.Code());
|
||||||
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
// Write the data to memory
|
||||||
Memory::WriteBlock(descriptor.Address(), output.data(), descriptor.Size());
|
Memory::WriteBlock(descriptor.Address(), output.data(), descriptor.Size());
|
||||||
|
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
IPC::RequestBuilder rb{ctx, 2};
|
||||||
rb.Push(RESULT_SUCCESS);
|
rb.Push(RESULT_SUCCESS);
|
||||||
}
|
}
|
||||||
|
|
||||||
void Write(Kernel::HLERequestContext& ctx) {
|
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
|
||||||
rb.Push(RESULT_SUCCESS);
|
|
||||||
LOG_WARNING(Service, "(STUBBED) called");
|
|
||||||
}
|
|
||||||
|
|
||||||
void Flush(Kernel::HLERequestContext& ctx) {
|
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
|
||||||
rb.Push(RESULT_SUCCESS);
|
|
||||||
LOG_WARNING(Service, "(STUBBED) called");
|
|
||||||
}
|
|
||||||
|
|
||||||
void SetSize(Kernel::HLERequestContext& ctx) {
|
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
|
||||||
rb.Push(RESULT_SUCCESS);
|
|
||||||
LOG_WARNING(Service, "(STUBBED) called");
|
|
||||||
}
|
|
||||||
|
|
||||||
void GetSize(Kernel::HLERequestContext& ctx) {
|
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
|
||||||
rb.Push(RESULT_SUCCESS);
|
|
||||||
LOG_WARNING(Service, "(STUBBED) called");
|
|
||||||
}
|
|
||||||
};
|
};
|
||||||
|
|
||||||
FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
|
FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
|
||||||
|
@ -87,46 +77,62 @@ FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
|
||||||
RegisterHandlers(functions);
|
RegisterHandlers(functions);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
void FSP_SRV::TryLoadRomFS() {
|
||||||
|
if (romfs) {
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
FileSys::Path unused;
|
||||||
|
auto res = OpenFileSystem(Type::RomFS, unused);
|
||||||
|
if (res.Succeeded()) {
|
||||||
|
romfs = std::move(res.Unwrap());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
void FSP_SRV::Initalize(Kernel::HLERequestContext& ctx) {
|
void FSP_SRV::Initalize(Kernel::HLERequestContext& ctx) {
|
||||||
|
LOG_WARNING(Service_FS, "(STUBBED) called");
|
||||||
|
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
IPC::RequestBuilder rb{ctx, 2};
|
||||||
rb.Push(RESULT_SUCCESS);
|
rb.Push(RESULT_SUCCESS);
|
||||||
LOG_WARNING(Service, "(STUBBED) called");
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
|
void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
|
||||||
|
LOG_WARNING(Service_FS, "(STUBBED) called");
|
||||||
|
|
||||||
IPC::RequestBuilder rb{ctx, 4};
|
IPC::RequestBuilder rb{ctx, 4};
|
||||||
rb.Push(RESULT_SUCCESS);
|
rb.Push(RESULT_SUCCESS);
|
||||||
rb.Push<u32>(5);
|
rb.Push<u32>(5);
|
||||||
LOG_WARNING(Service, "(STUBBED) called");
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void FSP_SRV::OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx) {
|
void FSP_SRV::OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx) {
|
||||||
FileSys::Path path;
|
LOG_DEBUG(Service_FS, "called");
|
||||||
auto filesystem = OpenFileSystem(Type::RomFS, path);
|
|
||||||
if (filesystem.Failed()) {
|
TryLoadRomFS();
|
||||||
|
if (!romfs) {
|
||||||
|
// TODO (bunnei): Find the right error code to use here
|
||||||
|
LOG_CRITICAL(Service_FS, "no file system interface available!");
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
IPC::RequestBuilder rb{ctx, 2};
|
||||||
rb.Push(filesystem.Code());
|
rb.Push(ResultCode(-1));
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
auto storage = filesystem.Unwrap()->OpenFile({}, {});
|
// Attempt to open a StorageBackend interface to the RomFS
|
||||||
|
auto storage = romfs->OpenFile({}, {});
|
||||||
if (storage.Failed()) {
|
if (storage.Failed()) {
|
||||||
|
LOG_CRITICAL(Service_FS, "no storage interface available!");
|
||||||
IPC::RequestBuilder rb{ctx, 2};
|
IPC::RequestBuilder rb{ctx, 2};
|
||||||
rb.Push(storage.Code());
|
rb.Push(storage.Code());
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
// TODO: What if already opened?
|
|
||||||
|
|
||||||
IPC::RequestBuilder rb{ctx, 2, 0, 0, 1};
|
IPC::RequestBuilder rb{ctx, 2, 0, 0, 1};
|
||||||
rb.Push(RESULT_SUCCESS);
|
rb.Push(RESULT_SUCCESS);
|
||||||
rb.PushIpcInterface<IStorage>(std::move(storage.Unwrap()));
|
rb.PushIpcInterface<IStorage>(std::move(storage.Unwrap()));
|
||||||
LOG_WARNING(Service, "(STUBBED) called");
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void FSP_SRV::OpenRomStorage(Kernel::HLERequestContext& ctx) {
|
void FSP_SRV::OpenRomStorage(Kernel::HLERequestContext& ctx) {
|
||||||
|
LOG_WARNING(Service_FS, "(STUBBED) called, using OpenDataStorageByCurrentProcess");
|
||||||
OpenDataStorageByCurrentProcess(ctx);
|
OpenDataStorageByCurrentProcess(ctx);
|
||||||
}
|
}
|
||||||
|
|
||||||
} // namespace Filesystem
|
} // namespace FileSystem
|
||||||
} // namespace Service
|
} // namespace Service
|
||||||
|
|
|
@ -4,22 +4,31 @@
|
||||||
|
|
||||||
#pragma once
|
#pragma once
|
||||||
|
|
||||||
|
#include <memory>
|
||||||
#include "core/hle/service/service.h"
|
#include "core/hle/service/service.h"
|
||||||
|
|
||||||
|
namespace FileSys {
|
||||||
|
class FileSystemBackend;
|
||||||
|
}
|
||||||
|
|
||||||
namespace Service {
|
namespace Service {
|
||||||
namespace FileSystem {
|
namespace FileSystem {
|
||||||
|
|
||||||
class FSP_SRV final : public ServiceFramework<FSP_SRV> {
|
class FSP_SRV final : public ServiceFramework<FSP_SRV> {
|
||||||
public:
|
public:
|
||||||
FSP_SRV();
|
explicit FSP_SRV();
|
||||||
~FSP_SRV() = default;
|
~FSP_SRV() = default;
|
||||||
|
|
||||||
private:
|
private:
|
||||||
|
void TryLoadRomFS();
|
||||||
|
|
||||||
void Initalize(Kernel::HLERequestContext& ctx);
|
void Initalize(Kernel::HLERequestContext& ctx);
|
||||||
void GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx);
|
void GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx);
|
||||||
void OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx);
|
void OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx);
|
||||||
void OpenRomStorage(Kernel::HLERequestContext& ctx);
|
void OpenRomStorage(Kernel::HLERequestContext& ctx);
|
||||||
|
|
||||||
|
std::unique_ptr<FileSys::FileSystemBackend> romfs;
|
||||||
};
|
};
|
||||||
|
|
||||||
} // namespace Filesystem
|
} // namespace FileSystem
|
||||||
} // namespace Service
|
} // namespace Service
|
||||||
|
|
Loading…
Reference in a new issue