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Implement FS_User::GetFreeBytes

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This commit is contained in:
archshift 2015-10-18 15:52:37 -07:00
parent 04325e5980
commit 5dfd2dba70
8 changed files with 60 additions and 1 deletions
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7
src/core/hle/service/fs/archive.cpp
View file

@ -403,6 +403,13 @@ ResultVal<Kernel::SharedPtr<Directory>> OpenDirectoryFromArchive(ArchiveHandle a
return MakeResult<Kernel::SharedPtr<Directory>>(std::move(directory));
}
ResultVal<u64> GetFreeBytesInArchive(ArchiveHandle archive_handle) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_HANDLE;
return MakeResult<u64>(archive->GetFreeBytes());
}
ResultCode FormatArchive(ArchiveIdCode id_code, const FileSys::Path& path) {
auto archive_itr = id_code_map.find(id_code);
if (archive_itr == id_code_map.end()) {

7
src/core/hle/service/fs/archive.h
View file

@ -166,6 +166,13 @@ ResultCode RenameDirectoryBetweenArchives(ArchiveHandle src_archive_handle, cons
ResultVal<Kernel::SharedPtr<Directory>> OpenDirectoryFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path);
/**
* Get the free space in an Archive
* @param archive_handle Handle to an open Archive object
* @return The number of free bytes in the archive
*/
ResultVal<u64> GetFreeBytesInArchive(ArchiveHandle archive_handle);
/**
* Erases the contents of the physical folder that contains the archive
* identified by the specified id code and path

29
src/core/hle/service/fs/fs_user.cpp
View file

@ -496,6 +496,33 @@ static void FormatThisUserSaveData(Service::Interface* self) {
cmd_buff[1] = FormatArchive(ArchiveIdCode::SaveData).raw;
}
/**
* FS_User::GetFreeBytes service function
* Inputs:
* 0: 0x08120080
* 1: Archive handle low word
* 2: Archive handle high word
* Outputs:
* 1: Result of function, 0 on success, otherwise error code
* 2: Free byte count low word
* 3: Free byte count high word
*/
static void GetFreeBytes(Service::Interface* self) {
u32* cmd_buff = Kernel::GetCommandBuffer();
ArchiveHandle archive_handle = MakeArchiveHandle(cmd_buff[1], cmd_buff[2]);
ResultVal<u64> bytes_res = GetFreeBytesInArchive(archive_handle);
cmd_buff[1] = bytes_res.Code().raw;
if (bytes_res.Succeeded()) {
cmd_buff[2] = (u32)*bytes_res;
cmd_buff[3] = *bytes_res >> 32;
} else {
cmd_buff[2] = 0;
cmd_buff[3] = 0;
}
}
/**
* FS_User::CreateExtSaveData service function
* Inputs:
@ -700,7 +727,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x080F0180, FormatThisUserSaveData,"FormatThisUserSaveData"},
{0x08100200, nullptr, "CreateSystemSaveData"},
{0x08110040, nullptr, "DeleteSystemSaveData"},
{0x08120080, nullptr, "GetFreeBytes"},
{0x08120080, GetFreeBytes, "GetFreeBytes"},
{0x08130000, nullptr, "GetCardType"},
{0x08140000, nullptr, "GetSdmcArchiveResource"},
{0x08150000, nullptr, "GetNandArchiveResource"},