Archives: Expose the File and Directory classes to HLE

This commit is contained in:
Subv 2015-02-07 13:06:48 -05:00 committed by Yuri Kunde Schlesner
parent ca1a87ef7d
commit 071663e074
3 changed files with 62 additions and 58 deletions

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@ -20,7 +20,6 @@
#include "core/file_sys/archive_sdmc.h" #include "core/file_sys/archive_sdmc.h"
#include "core/file_sys/directory_backend.h" #include "core/file_sys/directory_backend.h"
#include "core/hle/service/fs/archive.h" #include "core/hle/service/fs/archive.h"
#include "core/hle/kernel/session.h"
#include "core/hle/result.h" #include "core/hle/result.h"
// Specializes std::hash for ArchiveIdCode, so that we can use it in std::unordered_map. // Specializes std::hash for ArchiveIdCode, so that we can use it in std::unordered_map.
@ -76,19 +75,7 @@ enum class DirectoryCommand : u32 {
Close = 0x08020000, Close = 0x08020000,
}; };
class File : public Kernel::Session { ResultVal<bool> File::SyncRequest() {
public:
File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path)
: path(path), priority(0), backend(std::move(backend)) {
}
std::string GetName() const override { return "Path: " + path.DebugStr(); }
FileSys::Path path; ///< Path of the file
u32 priority; ///< Priority of the file. TODO(Subv): Find out what this means
std::unique_ptr<FileSys::FileBackend> backend; ///< File backend interface
ResultVal<bool> SyncRequest() override {
u32* cmd_buff = Kernel::GetCommandBuffer(); u32* cmd_buff = Kernel::GetCommandBuffer();
FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]); FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
switch (cmd) { switch (cmd) {
@ -96,7 +83,7 @@ public:
// Read from file... // Read from file...
case FileCommand::Read: case FileCommand::Read:
{ {
u64 offset = cmd_buff[1] | ((u64) cmd_buff[2]) << 32; u64 offset = cmd_buff[1] | ((u64)cmd_buff[2]) << 32;
u32 length = cmd_buff[3]; u32 length = cmd_buff[3];
u32 address = cmd_buff[5]; u32 address = cmd_buff[5];
LOG_TRACE(Service_FS, "Read %s %s: offset=0x%llx length=%d address=0x%x", LOG_TRACE(Service_FS, "Read %s %s: offset=0x%llx length=%d address=0x%x",
@ -108,7 +95,7 @@ public:
// Write to file... // Write to file...
case FileCommand::Write: case FileCommand::Write:
{ {
u64 offset = cmd_buff[1] | ((u64) cmd_buff[2]) << 32; u64 offset = cmd_buff[1] | ((u64)cmd_buff[2]) << 32;
u32 length = cmd_buff[3]; u32 length = cmd_buff[3];
u32 flush = cmd_buff[4]; u32 flush = cmd_buff[4];
u32 address = cmd_buff[6]; u32 address = cmd_buff[6];
@ -178,23 +165,11 @@ public:
cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that. cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that.
return error; return error;
} }
cmd_buff[1] = 0; // No error cmd_buff[1] = RESULT_SUCCESS.raw; // No error
return MakeResult<bool>(false); return MakeResult<bool>(false);
} }
};
class Directory : public Kernel::Session { ResultVal<bool> Directory::SyncRequest() {
public:
Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend, const FileSys::Path& path)
: path(path), backend(std::move(backend)) {
}
std::string GetName() const override { return "Directory: " + path.DebugStr(); }
FileSys::Path path; ///< Path of the directory
std::unique_ptr<FileSys::DirectoryBackend> backend; ///< File backend interface
ResultVal<bool> SyncRequest() override {
u32* cmd_buff = Kernel::GetCommandBuffer(); u32* cmd_buff = Kernel::GetCommandBuffer();
DirectoryCommand cmd = static_cast<DirectoryCommand>(cmd_buff[0]); DirectoryCommand cmd = static_cast<DirectoryCommand>(cmd_buff[0]);
switch (cmd) { switch (cmd) {
@ -227,10 +202,9 @@ public:
cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that. cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that.
return MakeResult<bool>(false); return MakeResult<bool>(false);
} }
cmd_buff[1] = 0; // No error cmd_buff[1] = RESULT_SUCCESS.raw; // No error
return MakeResult<bool>(false); return MakeResult<bool>(false);
} }
};
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
@ -294,7 +268,7 @@ ResultCode RegisterArchiveType(std::unique_ptr<FileSys::ArchiveFactory>&& factor
return RESULT_SUCCESS; return RESULT_SUCCESS;
} }
ResultVal<Kernel::SharedPtr<Kernel::Session>> OpenFileFromArchive(ArchiveHandle archive_handle, ResultVal<Kernel::SharedPtr<File>> OpenFileFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path, const FileSys::Mode mode) { const FileSys::Path& path, const FileSys::Mode mode) {
ArchiveBackend* archive = GetArchive(archive_handle); ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr) if (archive == nullptr)
@ -307,7 +281,7 @@ ResultVal<Kernel::SharedPtr<Kernel::Session>> OpenFileFromArchive(ArchiveHandle
} }
auto file = Kernel::SharedPtr<File>(new File(std::move(backend), path)); auto file = Kernel::SharedPtr<File>(new File(std::move(backend), path));
return MakeResult<Kernel::SharedPtr<Kernel::Session>>(std::move(file)); return MakeResult<Kernel::SharedPtr<File>>(std::move(file));
} }
ResultCode DeleteFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) { ResultCode DeleteFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path) {
@ -393,7 +367,7 @@ ResultCode RenameDirectoryBetweenArchives(ArchiveHandle src_archive_handle, cons
ErrorSummary::NothingHappened, ErrorLevel::Status); ErrorSummary::NothingHappened, ErrorLevel::Status);
} }
ResultVal<Kernel::SharedPtr<Kernel::Session>> OpenDirectoryFromArchive(ArchiveHandle archive_handle, ResultVal<Kernel::SharedPtr<Directory>> OpenDirectoryFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path) { const FileSys::Path& path) {
ArchiveBackend* archive = GetArchive(archive_handle); ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr) if (archive == nullptr)
@ -406,7 +380,7 @@ ResultVal<Kernel::SharedPtr<Kernel::Session>> OpenDirectoryFromArchive(ArchiveHa
} }
auto directory = Kernel::SharedPtr<Directory>(new Directory(std::move(backend), path)); auto directory = Kernel::SharedPtr<Directory>(new Directory(std::move(backend), path));
return MakeResult<Kernel::SharedPtr<Kernel::Session>>(std::move(directory)); return MakeResult<Kernel::SharedPtr<Directory>>(std::move(directory));
} }
ResultCode FormatSaveData() { ResultCode FormatSaveData() {

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@ -8,6 +8,7 @@
#include "core/file_sys/archive_backend.h" #include "core/file_sys/archive_backend.h"
#include "core/hle/kernel/kernel.h" #include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/session.h"
#include "core/hle/result.h" #include "core/hle/result.h"
/// The unique system identifier hash, also known as ID0 /// The unique system identifier hash, also known as ID0
@ -36,6 +37,35 @@ enum class ArchiveIdCode : u32 {
typedef u64 ArchiveHandle; typedef u64 ArchiveHandle;
class File : public Kernel::Session {
public:
File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path)
: path(path), priority(0), backend(std::move(backend)) {
}
std::string GetName() const override { return "Path: " + path.DebugStr(); }
FileSys::Path path; ///< Path of the file
u32 priority; ///< Priority of the file. TODO(Subv): Find out what this means
std::unique_ptr<FileSys::FileBackend> backend; ///< File backend interface
ResultVal<bool> SyncRequest() override;
};
class Directory : public Kernel::Session {
public:
Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend, const FileSys::Path& path)
: path(path), backend(std::move(backend)) {
}
std::string GetName() const override { return "Directory: " + path.DebugStr(); }
FileSys::Path path; ///< Path of the directory
std::unique_ptr<FileSys::DirectoryBackend> backend; ///< File backend interface
ResultVal<bool> SyncRequest() override;
};
/** /**
* Opens an archive * Opens an archive
* @param id_code IdCode of the archive to open * @param id_code IdCode of the archive to open
@ -64,7 +94,7 @@ ResultCode RegisterArchiveType(std::unique_ptr<FileSys::ArchiveFactory>&& factor
* @param mode Mode under which to open the File * @param mode Mode under which to open the File
* @return The opened File object as a Session * @return The opened File object as a Session
*/ */
ResultVal<Kernel::SharedPtr<Kernel::Session>> OpenFileFromArchive(ArchiveHandle archive_handle, ResultVal<Kernel::SharedPtr<File>> OpenFileFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path, const FileSys::Mode mode); const FileSys::Path& path, const FileSys::Mode mode);
/** /**
@ -128,7 +158,7 @@ ResultCode RenameDirectoryBetweenArchives(ArchiveHandle src_archive_handle, cons
* @param path Path to the Directory inside of the Archive * @param path Path to the Directory inside of the Archive
* @return The opened Directory object as a Session * @return The opened Directory object as a Session
*/ */
ResultVal<Kernel::SharedPtr<Kernel::Session>> OpenDirectoryFromArchive(ArchiveHandle archive_handle, ResultVal<Kernel::SharedPtr<Directory>> OpenDirectoryFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path); const FileSys::Path& path);
/** /**

View File

@ -61,7 +61,7 @@ static void OpenFile(Service::Interface* self) {
LOG_DEBUG(Service_FS, "path=%s, mode=%d attrs=%u", file_path.DebugStr().c_str(), mode.hex, attributes); LOG_DEBUG(Service_FS, "path=%s, mode=%d attrs=%u", file_path.DebugStr().c_str(), mode.hex, attributes);
ResultVal<SharedPtr<Session>> file_res = OpenFileFromArchive(archive_handle, file_path, mode); ResultVal<SharedPtr<File>> file_res = OpenFileFromArchive(archive_handle, file_path, mode);
cmd_buff[1] = file_res.Code().raw; cmd_buff[1] = file_res.Code().raw;
if (file_res.Succeeded()) { if (file_res.Succeeded()) {
cmd_buff[3] = Kernel::g_handle_table.Create(*file_res).MoveFrom(); cmd_buff[3] = Kernel::g_handle_table.Create(*file_res).MoveFrom();
@ -117,7 +117,7 @@ static void OpenFileDirectly(Service::Interface* self) {
} }
SCOPE_EXIT({ CloseArchive(*archive_handle); }); SCOPE_EXIT({ CloseArchive(*archive_handle); });
ResultVal<SharedPtr<Session>> file_res = OpenFileFromArchive(*archive_handle, file_path, mode); ResultVal<SharedPtr<File>> file_res = OpenFileFromArchive(*archive_handle, file_path, mode);
cmd_buff[1] = file_res.Code().raw; cmd_buff[1] = file_res.Code().raw;
if (file_res.Succeeded()) { if (file_res.Succeeded()) {
cmd_buff[3] = Kernel::g_handle_table.Create(*file_res).MoveFrom(); cmd_buff[3] = Kernel::g_handle_table.Create(*file_res).MoveFrom();
@ -337,7 +337,7 @@ static void OpenDirectory(Service::Interface* self) {
LOG_DEBUG(Service_FS, "type=%d size=%d data=%s", dirname_type, dirname_size, dir_path.DebugStr().c_str()); LOG_DEBUG(Service_FS, "type=%d size=%d data=%s", dirname_type, dirname_size, dir_path.DebugStr().c_str());
ResultVal<SharedPtr<Session>> dir_res = OpenDirectoryFromArchive(archive_handle, dir_path); ResultVal<SharedPtr<Directory>> dir_res = OpenDirectoryFromArchive(archive_handle, dir_path);
cmd_buff[1] = dir_res.Code().raw; cmd_buff[1] = dir_res.Code().raw;
if (dir_res.Succeeded()) { if (dir_res.Succeeded()) {
cmd_buff[3] = Kernel::g_handle_table.Create(*dir_res).MoveFrom(); cmd_buff[3] = Kernel::g_handle_table.Create(*dir_res).MoveFrom();