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72846c418e
These functions are not referred to by their linkage name outside of the translation unit, so they can be marked as static.
376 lines
15 KiB
C++
376 lines
15 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2
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// Refer to the license.txt file included.
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#include "common/common.h"
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#include "fs_user.h"
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#include "common/string_util.h"
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#include "core/settings.h"
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#include "core/hle/kernel/archive.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Namespace FS_User
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namespace FS_User {
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// We currently return 0 for success and -1 for failure in cmd_buff[1]. -1 was chosen because it
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// puts all the sections of the http://3dbrew.org/wiki/Error_codes to something non-zero, to make
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// sure we don't mislead the application into thinking something worked.
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static void Initialize(Service::Interface* self) {
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u32* cmd_buff = Service::GetCommandBuffer();
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// TODO(Link Mauve): check the behavior when cmd_buff[1] isn't 32, as per
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// http://3dbrew.org/wiki/FS:Initialize#Request
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cmd_buff[1] = 0;
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DEBUG_LOG(KERNEL, "called");
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}
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/**
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* FS_User::OpenFile service function
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* Inputs:
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* 1 : Transaction
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* 2 : Archive handle lower word
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* 3 : Archive handle upper word
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* 4 : Low path type
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* 5 : Low path size
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* 6 : Open flags
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* 7 : Attributes
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* 8 : (LowPathSize << 14) | 2
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* 9 : Low path data pointer
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* Outputs:
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* 1 : Result of function, 0 on success, otherwise error code
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* 3 : File handle
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*/
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static void OpenFile(Service::Interface* self) {
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u32* cmd_buff = Service::GetCommandBuffer();
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// TODO(Link Mauve): cmd_buff[2], aka archive handle lower word, isn't used according to
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// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
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Handle archive_handle = static_cast<Handle>(cmd_buff[3]);
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auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
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u32 filename_size = cmd_buff[5];
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FileSys::Mode mode; mode.hex = cmd_buff[6];
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u32 attributes = cmd_buff[7]; // TODO(Link Mauve): do something with those attributes.
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u32 filename_ptr = cmd_buff[9];
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FileSys::Path file_path(filename_type, filename_size, filename_ptr);
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DEBUG_LOG(KERNEL, "path=%s, mode=%d attrs=%d", file_path.DebugStr().c_str(), mode, attributes);
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Handle handle = Kernel::OpenFileFromArchive(archive_handle, file_path, mode);
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if (handle) {
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cmd_buff[1] = 0;
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cmd_buff[3] = handle;
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} else {
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ERROR_LOG(KERNEL, "failed to get a handle for file %s", file_path.DebugStr().c_str());
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// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
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cmd_buff[1] = -1;
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}
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DEBUG_LOG(KERNEL, "called");
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}
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/**
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* FS_User::OpenFileDirectly service function
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* Inputs:
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* 1 : Transaction
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* 2 : Archive ID
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* 3 : Archive low path type
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* 4 : Archive low path size
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* 5 : File low path type
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* 6 : File low path size
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* 7 : Flags
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* 8 : Attributes
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* 9 : (ArchiveLowPathSize << 14) | 0x802
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* 10 : Archive low path
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* 11 : (FileLowPathSize << 14) | 2
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* 12 : File low path
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* Outputs:
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* 1 : Result of function, 0 on success, otherwise error code
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* 3 : File handle
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*/
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static void OpenFileDirectly(Service::Interface* self) {
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u32* cmd_buff = Service::GetCommandBuffer();
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auto archive_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[2]);
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auto archivename_type = static_cast<FileSys::LowPathType>(cmd_buff[3]);
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u32 archivename_size = cmd_buff[4];
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auto filename_type = static_cast<FileSys::LowPathType>(cmd_buff[5]);
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u32 filename_size = cmd_buff[6];
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FileSys::Mode mode; mode.hex = cmd_buff[7];
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u32 attributes = cmd_buff[8]; // TODO(Link Mauve): do something with those attributes.
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u32 archivename_ptr = cmd_buff[10];
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u32 filename_ptr = cmd_buff[12];
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FileSys::Path archive_path(archivename_type, archivename_size, archivename_ptr);
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FileSys::Path file_path(filename_type, filename_size, filename_ptr);
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DEBUG_LOG(KERNEL, "archive_path=%s file_path=%s, mode=%d attributes=%d",
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archive_path.DebugStr().c_str(), file_path.DebugStr().c_str(), mode, attributes);
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if (archive_path.GetType() != FileSys::Empty) {
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ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported");
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cmd_buff[1] = -1;
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return;
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}
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// TODO(Link Mauve): Check if we should even get a handle for the archive, and don't leak it
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Handle archive_handle = Kernel::OpenArchive(archive_id);
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if (!archive_handle) {
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ERROR_LOG(KERNEL, "failed to get a handle for archive");
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// TODO(Link Mauve): Check for the actual error values, this one was just chosen arbitrarily
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cmd_buff[1] = -1;
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return;
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}
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Handle handle = Kernel::OpenFileFromArchive(archive_handle, file_path, mode);
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if (handle) {
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cmd_buff[1] = 0;
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cmd_buff[3] = handle;
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} else {
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ERROR_LOG(KERNEL, "failed to get a handle for file %s", file_path.DebugStr().c_str());
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// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
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cmd_buff[1] = -1;
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}
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DEBUG_LOG(KERNEL, "called");
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}
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/*
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* FS_User::CreateDirectory service function
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* Inputs:
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* 2 : Archive handle lower word
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* 3 : Archive handle upper word
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* 4 : Directory path string type
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* 5 : Directory path string size
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* 8 : Directory path string data
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* Outputs:
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* 1 : Result of function, 0 on success, otherwise error code
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*/
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static void CreateDirectory(Service::Interface* self) {
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u32* cmd_buff = Service::GetCommandBuffer();
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// TODO: cmd_buff[2], aka archive handle lower word, isn't used according to
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// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
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Handle archive_handle = static_cast<Handle>(cmd_buff[3]);
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auto dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[4]);
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u32 dirname_size = cmd_buff[5];
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u32 dirname_ptr = cmd_buff[8];
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FileSys::Path dir_path(dirname_type, dirname_size, dirname_ptr);
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std::string dir_string;
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switch (dir_path.GetType()) {
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case FileSys::Char:
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case FileSys::Wchar:
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dir_string = dir_path.AsString();
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break;
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default:
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cmd_buff[1] = -1;
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return;
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}
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DEBUG_LOG(KERNEL, "type=%d size=%d data=%s", dirname_type, dirname_size, dir_string.c_str());
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cmd_buff[1] = Kernel::CreateDirectoryFromArchive(archive_handle, dir_path);
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DEBUG_LOG(KERNEL, "called");
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}
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static void OpenDirectory(Service::Interface* self) {
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u32* cmd_buff = Service::GetCommandBuffer();
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// TODO(Link Mauve): cmd_buff[2], aka archive handle lower word, isn't used according to
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// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
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Handle archive_handle = static_cast<Handle>(cmd_buff[2]);
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auto dirname_type = static_cast<FileSys::LowPathType>(cmd_buff[3]);
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u32 dirname_size = cmd_buff[4];
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u32 dirname_ptr = cmd_buff[6];
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FileSys::Path dir_path(dirname_type, dirname_size, dirname_ptr);
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std::string dir_string;
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switch (dir_path.GetType()) {
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case FileSys::Char:
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case FileSys::Wchar:
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dir_string = dir_path.AsString();
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break;
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default:
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cmd_buff[1] = -1;
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return;
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}
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DEBUG_LOG(KERNEL, "type=%d size=%d data=%s", dirname_type, dirname_size, dir_string.c_str());
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Handle handle = Kernel::OpenDirectoryFromArchive(archive_handle, dir_path);
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if (handle) {
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cmd_buff[1] = 0;
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cmd_buff[3] = handle;
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} else {
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ERROR_LOG(KERNEL, "failed to get a handle for directory %s", dir_string.c_str());
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// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
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cmd_buff[1] = -1;
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}
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DEBUG_LOG(KERNEL, "called");
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}
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/**
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* FS_User::OpenArchive service function
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* Inputs:
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* 1 : Archive ID
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* 2 : Archive low path type
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* 3 : Archive low path size
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* 4 : (LowPathSize << 14) | 2
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* 5 : Archive low path
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* Outputs:
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* 1 : Result of function, 0 on success, otherwise error code
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* 2 : Archive handle lower word (unused)
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* 3 : Archive handle upper word (same as file handle)
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*/
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static void OpenArchive(Service::Interface* self) {
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u32* cmd_buff = Service::GetCommandBuffer();
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auto archive_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[1]);
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auto archivename_type = static_cast<FileSys::LowPathType>(cmd_buff[2]);
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u32 archivename_size = cmd_buff[3];
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u32 archivename_ptr = cmd_buff[5];
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FileSys::Path archive_path(archivename_type, archivename_size, archivename_ptr);
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DEBUG_LOG(KERNEL, "archive_path=%s", archive_path.DebugStr().c_str());
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if (archive_path.GetType() != FileSys::Empty) {
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ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported");
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cmd_buff[1] = -1;
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return;
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}
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Handle handle = Kernel::OpenArchive(archive_id);
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if (handle) {
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cmd_buff[1] = 0;
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// cmd_buff[2] isn't used according to 3dmoo's implementation.
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cmd_buff[3] = handle;
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} else {
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ERROR_LOG(KERNEL, "failed to get a handle for archive");
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// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
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cmd_buff[1] = -1;
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}
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DEBUG_LOG(KERNEL, "called");
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}
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/*
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* FS_User::IsSdmcDetected service function
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* Outputs:
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* 1 : Result of function, 0 on success, otherwise error code
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* 2 : Whether the Sdmc could be detected
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*/
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static void IsSdmcDetected(Service::Interface* self) {
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u32* cmd_buff = Service::GetCommandBuffer();
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cmd_buff[1] = 0;
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cmd_buff[2] = Settings::values.use_virtual_sd ? 1 : 0;
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DEBUG_LOG(KERNEL, "called");
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}
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const Interface::FunctionInfo FunctionTable[] = {
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{0x000100C6, nullptr, "Dummy1"},
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{0x040100C4, nullptr, "Control"},
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{0x08010002, Initialize, "Initialize"},
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{0x080201C2, OpenFile, "OpenFile"},
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{0x08030204, OpenFileDirectly, "OpenFileDirectly"},
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{0x08040142, nullptr, "DeleteFile"},
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{0x08050244, nullptr, "RenameFile"},
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{0x08060142, nullptr, "DeleteDirectory"},
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{0x08070142, nullptr, "DeleteDirectoryRecursively"},
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{0x08080202, nullptr, "CreateFile"},
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{0x08090182, CreateDirectory, "CreateDirectory"},
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{0x080A0244, nullptr, "RenameDirectory"},
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{0x080B0102, OpenDirectory, "OpenDirectory"},
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{0x080C00C2, OpenArchive, "OpenArchive"},
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{0x080D0144, nullptr, "ControlArchive"},
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{0x080E0080, nullptr, "CloseArchive"},
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{0x080F0180, nullptr, "FormatThisUserSaveData"},
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{0x08100200, nullptr, "CreateSystemSaveData"},
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{0x08110040, nullptr, "DeleteSystemSaveData"},
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{0x08120080, nullptr, "GetFreeBytes"},
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{0x08130000, nullptr, "GetCardType"},
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{0x08140000, nullptr, "GetSdmcArchiveResource"},
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{0x08150000, nullptr, "GetNandArchiveResource"},
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{0x08160000, nullptr, "GetSdmcFatfsErro"},
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{0x08170000, IsSdmcDetected, "IsSdmcDetected"},
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{0x08180000, nullptr, "IsSdmcWritable"},
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{0x08190042, nullptr, "GetSdmcCid"},
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{0x081A0042, nullptr, "GetNandCid"},
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{0x081B0000, nullptr, "GetSdmcSpeedInfo"},
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{0x081C0000, nullptr, "GetNandSpeedInfo"},
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{0x081D0042, nullptr, "GetSdmcLog"},
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{0x081E0042, nullptr, "GetNandLog"},
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{0x081F0000, nullptr, "ClearSdmcLog"},
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{0x08200000, nullptr, "ClearNandLog"},
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{0x08210000, nullptr, "CardSlotIsInserted"},
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{0x08220000, nullptr, "CardSlotPowerOn"},
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{0x08230000, nullptr, "CardSlotPowerOff"},
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{0x08240000, nullptr, "CardSlotGetCardIFPowerStatus"},
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{0x08250040, nullptr, "CardNorDirectCommand"},
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{0x08260080, nullptr, "CardNorDirectCommandWithAddress"},
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{0x08270082, nullptr, "CardNorDirectRead"},
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{0x082800C2, nullptr, "CardNorDirectReadWithAddress"},
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{0x08290082, nullptr, "CardNorDirectWrite"},
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{0x082A00C2, nullptr, "CardNorDirectWriteWithAddress"},
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{0x082B00C2, nullptr, "CardNorDirectRead_4xIO"},
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{0x082C0082, nullptr, "CardNorDirectCpuWriteWithoutVerify"},
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{0x082D0040, nullptr, "CardNorDirectSectorEraseWithoutVerify"},
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{0x082E0040, nullptr, "GetProductInfo"},
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{0x082F0040, nullptr, "GetProgramLaunchInfo"},
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{0x08300182, nullptr, "CreateExtSaveData"},
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{0x08310180, nullptr, "CreateSharedExtSaveData"},
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{0x08320102, nullptr, "ReadExtSaveDataIcon"},
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{0x08330082, nullptr, "EnumerateExtSaveData"},
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{0x08340082, nullptr, "EnumerateSharedExtSaveData"},
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{0x08350080, nullptr, "DeleteExtSaveData"},
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{0x08360080, nullptr, "DeleteSharedExtSaveData"},
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{0x08370040, nullptr, "SetCardSpiBaudRate"},
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{0x08380040, nullptr, "SetCardSpiBusMode"},
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{0x08390000, nullptr, "SendInitializeInfoTo9"},
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{0x083A0100, nullptr, "GetSpecialContentIndex"},
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{0x083B00C2, nullptr, "GetLegacyRomHeader"},
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{0x083C00C2, nullptr, "GetLegacyBannerData"},
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{0x083D0100, nullptr, "CheckAuthorityToAccessExtSaveData"},
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{0x083E00C2, nullptr, "QueryTotalQuotaSize"},
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{0x083F00C0, nullptr, "GetExtDataBlockSize"},
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{0x08400040, nullptr, "AbnegateAccessRight"},
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{0x08410000, nullptr, "DeleteSdmcRoot"},
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{0x08420040, nullptr, "DeleteAllExtSaveDataOnNand"},
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{0x08430000, nullptr, "InitializeCtrFileSystem"},
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{0x08440000, nullptr, "CreateSeed"},
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{0x084500C2, nullptr, "GetFormatInfo"},
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{0x08460102, nullptr, "GetLegacyRomHeader2"},
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{0x08470180, nullptr, "FormatCtrCardUserSaveData"},
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{0x08480042, nullptr, "GetSdmcCtrRootPath"},
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{0x08490040, nullptr, "GetArchiveResource"},
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{0x084A0002, nullptr, "ExportIntegrityVerificationSeed"},
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{0x084B0002, nullptr, "ImportIntegrityVerificationSeed"},
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{0x084C0242, nullptr, "FormatSaveData"},
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{0x084D0102, nullptr, "GetLegacySubBannerData"},
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{0x084E0342, nullptr, "UpdateSha256Context"},
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{0x084F0102, nullptr, "ReadSpecialFile"},
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{0x08500040, nullptr, "GetSpecialFileSize"},
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{0x08580000, nullptr, "GetMovableSedHashedKeyYRandomData"},
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{0x08610042, nullptr, "InitializeWithSdkVersion"},
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{0x08620040, nullptr, "SetPriority"},
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{0x08630000, nullptr, "GetPriority"},
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Interface class
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Interface::Interface() {
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Register(FunctionTable, ARRAY_SIZE(FunctionTable));
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}
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Interface::~Interface() {
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}
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} // namespace
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