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Merge pull request #3252 from Subv/fs_user

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HLE/FS: Converted some functions to use IPCHelpers
This commit is contained in:
Sebastian Valle 2017-12-15 15:40:36 -05:00 committed by GitHub
commit 4fd28e715e
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 103 additions and 93 deletions
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46
src/core/file_sys/archive_backend.cpp
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@ -14,19 +14,19 @@ namespace FileSys {
Path::Path(LowPathType type, u32 size, u32 pointer) : type(type) { Path::Path(LowPathType type, u32 size, u32 pointer) : type(type) {
switch (type) { switch (type) {
case Binary: { case LowPathType::Binary: {
binary.resize(size); binary.resize(size);
Memory::ReadBlock(pointer, binary.data(), binary.size()); Memory::ReadBlock(pointer, binary.data(), binary.size());
break; break;
} }
case Char: { case LowPathType::Char: {
string.resize(size - 1); // Data is always null-terminated. string.resize(size - 1); // Data is always null-terminated.
Memory::ReadBlock(pointer, &string[0], string.size()); Memory::ReadBlock(pointer, &string[0], string.size());
break; break;
} }
case Wchar: { case LowPathType::Wchar: {
u16str.resize(size / 2 - 1); // Data is always null-terminated. u16str.resize(size / 2 - 1); // Data is always null-terminated.
Memory::ReadBlock(pointer, &u16str[0], u16str.size() * sizeof(char16_t)); Memory::ReadBlock(pointer, &u16str[0], u16str.size() * sizeof(char16_t));
break; break;
@ -39,12 +39,12 @@ Path::Path(LowPathType type, u32 size, u32 pointer) : type(type) {
std::string Path::DebugStr() const { std::string Path::DebugStr() const {
switch (GetType()) { switch (GetType()) {
case Invalid: case LowPathType::Invalid:
default: default:
return "[Invalid]"; return "[Invalid]";
case Empty: case LowPathType::Empty:
return "[Empty]"; return "[Empty]";
case Binary: { case LowPathType::Binary: {
std::stringstream res; std::stringstream res;
res << "[Binary: "; res << "[Binary: ";
for (unsigned byte : binary) for (unsigned byte : binary)
@ -52,23 +52,23 @@ std::string Path::DebugStr() const {
res << ']'; res << ']';
return res.str(); return res.str();
} }
case Char: case LowPathType::Char:
return "[Char: " + AsString() + ']'; return "[Char: " + AsString() + ']';
case Wchar: case LowPathType::Wchar:
return "[Wchar: " + AsString() + ']'; return "[Wchar: " + AsString() + ']';
} }
} }
std::string Path::AsString() const { std::string Path::AsString() const {
switch (GetType()) { switch (GetType()) {
case Char: case LowPathType::Char:
return string; return string;
case Wchar: case LowPathType::Wchar:
return Common::UTF16ToUTF8(u16str); return Common::UTF16ToUTF8(u16str);
case Empty: case LowPathType::Empty:
return {}; return {};
case Invalid: case LowPathType::Invalid:
case Binary: case LowPathType::Binary:
default: default:
// TODO(yuriks): Add assert // TODO(yuriks): Add assert
LOG_ERROR(Service_FS, "LowPathType cannot be converted to string!"); LOG_ERROR(Service_FS, "LowPathType cannot be converted to string!");
@ -78,14 +78,14 @@ std::string Path::AsString() const {
std::u16string Path::AsU16Str() const { std::u16string Path::AsU16Str() const {
switch (GetType()) { switch (GetType()) {
case Char: case LowPathType::Char:
return Common::UTF8ToUTF16(string); return Common::UTF8ToUTF16(string);
case Wchar: case LowPathType::Wchar:
return u16str; return u16str;
case Empty: case LowPathType::Empty:
return {}; return {};
case Invalid: case LowPathType::Invalid:
case Binary: case LowPathType::Binary:
// TODO(yuriks): Add assert // TODO(yuriks): Add assert
LOG_ERROR(Service_FS, "LowPathType cannot be converted to u16string!"); LOG_ERROR(Service_FS, "LowPathType cannot be converted to u16string!");
return {}; return {};
@ -96,11 +96,11 @@ std::u16string Path::AsU16Str() const {
std::vector<u8> Path::AsBinary() const { std::vector<u8> Path::AsBinary() const {
switch (GetType()) { switch (GetType()) {
case Binary: case LowPathType::Binary:
return binary; return binary;
case Char: case LowPathType::Char:
return std::vector<u8>(string.begin(), string.end()); return std::vector<u8>(string.begin(), string.end());
case Wchar: { case LowPathType::Wchar: {
// use two u8 for each character of u16str // use two u8 for each character of u16str
std::vector<u8> to_return(u16str.size() * 2); std::vector<u8> to_return(u16str.size() * 2);
for (size_t i = 0; i < u16str.size(); ++i) { for (size_t i = 0; i < u16str.size(); ++i) {
@ -110,9 +110,9 @@ std::vector<u8> Path::AsBinary() const {
} }
return to_return; return to_return;
} }
case Empty: case LowPathType::Empty:
return {}; return {};
case Invalid: case LowPathType::Invalid:
default: default:
// TODO(yuriks): Add assert // TODO(yuriks): Add assert
LOG_ERROR(Service_FS, "LowPathType cannot be converted to binary!"); LOG_ERROR(Service_FS, "LowPathType cannot be converted to binary!");

8
src/core/file_sys/archive_backend.h
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@ -19,7 +19,7 @@ class FileBackend;
class DirectoryBackend; class DirectoryBackend;
// Path string type // Path string type
enum LowPathType : u32 { enum class LowPathType : u32 {
Invalid = 0, Invalid = 0,
Empty = 1, Empty = 1,
Binary = 2, Binary = 2,
@ -36,9 +36,9 @@ union Mode {
class Path { class Path {
public: public:
Path() : type(Invalid) {} Path() : type(LowPathType::Invalid) {}
Path(const char* path) : type(Char), string(path) {} Path(const char* path) : type(LowPathType::Char), string(path) {}
Path(std::vector<u8> binary_data) : type(Binary), binary(std::move(binary_data)) {} Path(std::vector<u8> binary_data) : type(LowPathType::Binary), binary(std::move(binary_data)) {}
Path(LowPathType type, u32 size, u32 pointer); Path(LowPathType type, u32 size, u32 pointer);
LowPathType GetType() const { LowPathType GetType() const {

2
src/core/file_sys/archive_other_savedata.cpp
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@ -22,7 +22,7 @@ namespace {
template <typename T> template <typename T>
ResultVal<std::tuple<MediaType, u64>> ParsePath(const Path& path, T program_id_reader) { ResultVal<std::tuple<MediaType, u64>> ParsePath(const Path& path, T program_id_reader) {
if (path.GetType() != Binary) { if (path.GetType() != LowPathType::Binary) {
LOG_ERROR(Service_FS, "Wrong path type %d", static_cast<int>(path.GetType())); LOG_ERROR(Service_FS, "Wrong path type %d", static_cast<int>(path.GetType()));
return ERROR_INVALID_PATH; return ERROR_INVALID_PATH;
} }

140
src/core/hle/service/fs/fs_user.cpp
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@ -69,10 +69,9 @@ static void OpenFile(Service::Interface* self) {
rp.Pop<u32>(); // Always 0 ? rp.Pop<u32>(); // Always 0 ?
ArchiveHandle archive_handle = rp.Pop<u64>(); ArchiveHandle archive_handle = rp.Pop<u64>();
auto filename_type = static_cast<FileSys::LowPathType>(rp.Pop<u32>()); auto filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 filename_size = rp.Pop<u32>(); u32 filename_size = rp.Pop<u32>();
FileSys::Mode mode; FileSys::Mode mode{rp.Pop<u32>()};
mode.hex = rp.Pop<u32>();
u32 attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes. u32 attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes.
VAddr filename_ptr = rp.PopStaticBuffer(nullptr); VAddr filename_ptr = rp.PopStaticBuffer(nullptr);
FileSys::Path file_path(filename_type, filename_size, filename_ptr); FileSys::Path file_path(filename_type, filename_size, filename_ptr);
@ -113,18 +112,18 @@ static void OpenFile(Service::Interface* self) {
* 3 : File handle * 3 : File handle
*/ */
static void OpenFileDirectly(Service::Interface* self) { static void OpenFileDirectly(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x803, 8, 4);
rp.Skip(1, false); // Transaction
auto archive_id = static_cast<FS::ArchiveIdCode>(cmd_buff[2]); auto archive_id = rp.PopEnum<FS::ArchiveIdCode>();
auto archivename_type = static_cast<FileSys::LowPathType>(cmd_buff[3]); auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
u32 archivename_size = cmd_buff[4]; u32 archivename_size = rp.Pop<u32>();
auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[5]); auto filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 filename_size = cmd_buff[6]; u32 filename_size = rp.Pop<u32>();
FileSys::Mode mode; FileSys::Mode mode{rp.Pop<u32>()};
mode.hex = cmd_buff[7]; u32 attributes = rp.Pop<u32>(); // TODO(Link Mauve): do something with those attributes.
u32 attributes = cmd_buff[8]; // TODO(Link Mauve): do something with those attributes. u32 archivename_ptr = rp.PopStaticBuffer(nullptr);
u32 archivename_ptr = cmd_buff[10]; u32 filename_ptr = rp.PopStaticBuffer(nullptr);
u32 filename_ptr = cmd_buff[12];
FileSys::Path archive_path(archivename_type, archivename_size, archivename_ptr); FileSys::Path archive_path(archivename_type, archivename_size, archivename_ptr);
FileSys::Path file_path(filename_type, filename_size, filename_ptr); FileSys::Path file_path(filename_type, filename_size, filename_ptr);
@ -132,25 +131,27 @@ static void OpenFileDirectly(Service::Interface* self) {
static_cast<u32>(archive_id), archive_path.DebugStr().c_str(), static_cast<u32>(archive_id), archive_path.DebugStr().c_str(),
file_path.DebugStr().c_str(), mode.hex, attributes); file_path.DebugStr().c_str(), mode.hex, attributes);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
ResultVal<ArchiveHandle> archive_handle = OpenArchive(archive_id, archive_path); ResultVal<ArchiveHandle> archive_handle = OpenArchive(archive_id, archive_path);
if (archive_handle.Failed()) { if (archive_handle.Failed()) {
LOG_ERROR(Service_FS, LOG_ERROR(Service_FS,
"Failed to get a handle for archive archive_id=0x%08X archive_path=%s", "Failed to get a handle for archive archive_id=0x%08X archive_path=%s",
static_cast<u32>(archive_id), archive_path.DebugStr().c_str()); static_cast<u32>(archive_id), archive_path.DebugStr().c_str());
cmd_buff[1] = archive_handle.Code().raw; rb.Push(archive_handle.Code());
cmd_buff[3] = 0; rb.PushMoveHandles(0);
return; return;
} }
SCOPE_EXIT({ CloseArchive(*archive_handle); }); SCOPE_EXIT({ CloseArchive(*archive_handle); });
ResultVal<std::shared_ptr<File>> file_res = ResultVal<std::shared_ptr<File>> file_res =
OpenFileFromArchive(*archive_handle, file_path, mode); OpenFileFromArchive(*archive_handle, file_path, mode);
cmd_buff[1] = file_res.Code().raw; rb.Push(file_res.Code());
if (file_res.Succeeded()) { if (file_res.Succeeded()) {
std::shared_ptr<File> file = *file_res; std::shared_ptr<File> file = *file_res;
cmd_buff[3] = Kernel::g_handle_table.Create(file->Connect()).Unwrap(); rb.PushMoveHandles(Kernel::g_handle_table.Create(file->Connect()).Unwrap());
} else { } else {
cmd_buff[3] = 0; rb.PushMoveHandles(0);
LOG_ERROR(Service_FS, "failed to get a handle for file %s mode=%u attributes=%u", LOG_ERROR(Service_FS, "failed to get a handle for file %s mode=%u attributes=%u",
file_path.DebugStr().c_str(), mode.hex, attributes); file_path.DebugStr().c_str(), mode.hex, attributes);
} }
@ -168,19 +169,20 @@ static void OpenFileDirectly(Service::Interface* self) {
* 1 : Result of function, 0 on success, otherwise error code * 1 : Result of function, 0 on success, otherwise error code
*/ */
static void DeleteFile(Service::Interface* self) { static void DeleteFile(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x804, 5, 2);
rp.Skip(1, false); // TransactionId
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]); ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[4]); auto filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 filename_size = cmd_buff[5]; u32 filename_size = rp.Pop<u32>();
u32 filename_ptr = cmd_buff[7]; u32 filename_ptr = rp.PopStaticBuffer(nullptr);
FileSys::Path file_path(filename_type, filename_size, filename_ptr); FileSys::Path file_path(filename_type, filename_size, filename_ptr);
LOG_DEBUG(Service_FS, "type=%u size=%u data=%s", static_cast<u32>(filename_type), filename_size, LOG_DEBUG(Service_FS, "type=%u size=%u data=%s", static_cast<u32>(filename_type), filename_size,
file_path.DebugStr().c_str()); file_path.DebugStr().c_str());
cmd_buff[1] = DeleteFileFromArchive(archive_handle, file_path).raw; IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(DeleteFileFromArchive(archive_handle, file_path));
} }
/* /*
@ -200,17 +202,17 @@ static void DeleteFile(Service::Interface* self) {
* 1 : Result of function, 0 on success, otherwise error code * 1 : Result of function, 0 on success, otherwise error code
*/ */
static void RenameFile(Service::Interface* self) { static void RenameFile(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x805, 9, 4);
rp.Skip(1, false); // TransactionId
ArchiveHandle src_archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]); ArchiveHandle src_archive_handle = rp.PopRaw<ArchiveHandle>();
auto src_filename_type = static_cast<FileSys::LowPathType>(cmd_buff[4]); auto src_filename_type = rp.PopEnum<FileSys::LowPathType>();
u32 src_filename_size = cmd_buff[5]; u32 src_filename_size = rp.Pop<u32>();
ArchiveHandle dest_archive_handle = MakeArchiveHandle(cmd_buff[6], cmd_buff[7]); ArchiveHandle dest_archive_handle = rp.PopRaw<ArchiveHandle>();
; auto dest_filename_type = rp.PopEnum<FileSys::LowPathType>();
auto dest_filename_type = static_cast<FileSys::LowPathType>(cmd_buff[8]); u32 dest_filename_size = rp.Pop<u32>();
u32 dest_filename_size = cmd_buff[9]; u32 src_filename_ptr = rp.PopStaticBuffer(nullptr);
u32 src_filename_ptr = cmd_buff[11]; u32 dest_filename_ptr = rp.PopStaticBuffer(nullptr);
u32 dest_filename_ptr = cmd_buff[13];
FileSys::Path src_file_path(src_filename_type, src_filename_size, src_filename_ptr); FileSys::Path src_file_path(src_filename_type, src_filename_size, src_filename_ptr);
FileSys::Path dest_file_path(dest_filename_type, dest_filename_size, dest_filename_ptr); FileSys::Path dest_file_path(dest_filename_type, dest_filename_size, dest_filename_ptr);
@ -221,9 +223,9 @@ static void RenameFile(Service::Interface* self) {
src_file_path.DebugStr().c_str(), static_cast<u32>(dest_filename_type), src_file_path.DebugStr().c_str(), static_cast<u32>(dest_filename_type),
dest_filename_size, dest_file_path.DebugStr().c_str()); dest_filename_size, dest_file_path.DebugStr().c_str());
cmd_buff[1] = RenameFileBetweenArchives(src_archive_handle, src_file_path, dest_archive_handle, IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
dest_file_path) rb.Push(RenameFileBetweenArchives(src_archive_handle, src_file_path, dest_archive_handle,
.raw; dest_file_path));
} }
/* /*
@ -238,19 +240,21 @@ static void RenameFile(Service::Interface* self) {
* 1 : Result of function, 0 on success, otherwise error code * 1 : Result of function, 0 on success, otherwise error code
*/ */
static void DeleteDirectory(Service::Interface* self) { static void DeleteDirectory(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x806, 5, 2);
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]); rp.Skip(1, false); // TransactionId
auto dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[4]); ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
u32 dirname_size = cmd_buff[5]; auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
u32 dirname_ptr = cmd_buff[7]; u32 dirname_size = rp.Pop<u32>();
u32 dirname_ptr = rp.PopStaticBuffer(nullptr);
FileSys::Path dir_path(dirname_type, dirname_size, dirname_ptr); FileSys::Path dir_path(dirname_type, dirname_size, dirname_ptr);
LOG_DEBUG(Service_FS, "type=%u size=%u data=%s", static_cast<u32>(dirname_type), dirname_size, LOG_DEBUG(Service_FS, "type=%u size=%u data=%s", static_cast<u32>(dirname_type), dirname_size,
dir_path.DebugStr().c_str()); dir_path.DebugStr().c_str());
cmd_buff[1] = DeleteDirectoryFromArchive(archive_handle, dir_path).raw; IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(DeleteDirectoryFromArchive(archive_handle, dir_path));
} }
/* /*
@ -267,19 +271,21 @@ static void DeleteDirectory(Service::Interface* self) {
* 1 : Result of function, 0 on success, otherwise error code * 1 : Result of function, 0 on success, otherwise error code
*/ */
static void DeleteDirectoryRecursively(Service::Interface* self) { static void DeleteDirectoryRecursively(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x807, 5, 2);
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]); rp.Skip(1, false); // TransactionId
auto dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[4]); ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
u32 dirname_size = cmd_buff[5]; auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
u32 dirname_ptr = cmd_buff[7]; u32 dirname_size = rp.Pop<u32>();
u32 dirname_ptr = rp.PopStaticBuffer(nullptr);
FileSys::Path dir_path(dirname_type, dirname_size, dirname_ptr); FileSys::Path dir_path(dirname_type, dirname_size, dirname_ptr);
LOG_DEBUG(Service_FS, "type=%u size=%u data=%s", static_cast<u32>(dirname_type), dirname_size, LOG_DEBUG(Service_FS, "type=%u size=%u data=%s", static_cast<u32>(dirname_type), dirname_size,
dir_path.DebugStr().c_str()); dir_path.DebugStr().c_str());
cmd_buff[1] = DeleteDirectoryRecursivelyFromArchive(archive_handle, dir_path).raw; IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(DeleteDirectoryRecursivelyFromArchive(archive_handle, dir_path));
} }
/* /*
@ -290,26 +296,30 @@ static void DeleteDirectoryRecursively(Service::Interface* self) {
* 3 : Archive handle upper word * 3 : Archive handle upper word
* 4 : File path string type * 4 : File path string type
* 5 : File path string size * 5 : File path string size
* 6 : File attributes
* 7-8 : File size * 7-8 : File size
* 10: File path string data * 10: File path string data
* Outputs: * Outputs:
* 1 : Result of function, 0 on success, otherwise error code * 1 : Result of function, 0 on success, otherwise error code
*/ */
static void CreateFile(Service::Interface* self) { static void CreateFile(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x808, 8, 2);
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[2], cmd_buff[3]); rp.Skip(1, false); // TransactionId
auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[4]); ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
u32 filename_size = cmd_buff[5]; auto filename_type = rp.PopEnum<FileSys::LowPathType>();
u64 file_size = ((u64)cmd_buff[8] << 32) | cmd_buff[7]; u32 filename_size = rp.Pop<u32>();
u32 filename_ptr = cmd_buff[10]; u32 attributes = rp.Pop<u32>();
u64 file_size = rp.Pop<u64>();
u32 filename_ptr = rp.PopStaticBuffer(nullptr);
FileSys::Path file_path(filename_type, filename_size, filename_ptr); FileSys::Path file_path(filename_type, filename_size, filename_ptr);
LOG_DEBUG(Service_FS, "type=%u size=%" PRIx64 " data=%s", static_cast<u32>(filename_type), LOG_DEBUG(Service_FS, "type=%u attributes=%u size=%" PRIx64 " data=%s",
file_size, file_path.DebugStr().c_str()); static_cast<u32>(filename_type), attributes, file_size, file_path.DebugStr().c_str());
cmd_buff[1] = CreateFileInArchive(archive_handle, file_path, file_size).raw; IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(CreateFileInArchive(archive_handle, file_path, file_size));
} }
/* /*
@ -478,11 +488,11 @@ static void CloseArchive(Service::Interface* self) {
} }
/* /*
* FS_User::IsSdmcDetected service function * FS_User::IsSdmcDetected service function
* Outputs: * Outputs:
* 1 : Result of function, 0 on success, otherwise error code * 1 : Result of function, 0 on success, otherwise error code
* 2 : Whether the Sdmc could be detected * 2 : Whether the Sdmc could be detected
*/ */
static void IsSdmcDetected(Service::Interface* self) { static void IsSdmcDetected(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer(); u32* cmd_buff = Kernel::GetCommandBuffer();