1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
|
// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <cstring>
#include <memory>
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/file_sys/romfs_archive.h"
namespace FileSys {
std::string ROMFSArchive::GetName() const {
return "RomFS";
}
ResultVal<std::unique_ptr<FileBackend>> ROMFSArchive::OpenFile(const Path& path,
const Mode& mode) const {
return MakeResult<std::unique_ptr<FileBackend>>(
std::make_unique<ROMFSFile>(romfs_file, data_offset, data_size));
}
ResultCode ROMFSArchive::DeleteFile(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to delete a file from an ROMFS archive (%s).",
GetName().c_str());
// TODO(bunnei): Use correct error code
return ResultCode(-1);
}
ResultCode ROMFSArchive::RenameFile(const Path& src_path, const Path& dest_path) const {
LOG_CRITICAL(Service_FS, "Attempted to rename a file within an ROMFS archive (%s).",
GetName().c_str());
// TODO(wwylele): Use correct error code
return ResultCode(-1);
}
ResultCode ROMFSArchive::DeleteDirectory(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an ROMFS archive (%s).",
GetName().c_str());
// TODO(wwylele): Use correct error code
return ResultCode(-1);
}
ResultCode ROMFSArchive::DeleteDirectoryRecursively(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to delete a directory from an ROMFS archive (%s).",
GetName().c_str());
// TODO(wwylele): Use correct error code
return ResultCode(-1);
}
ResultCode ROMFSArchive::CreateFile(const Path& path, u64 size) const {
LOG_CRITICAL(Service_FS, "Attempted to create a file in an ROMFS archive (%s).",
GetName().c_str());
// TODO(bunnei): Use correct error code
return ResultCode(-1);
}
ResultCode ROMFSArchive::CreateDirectory(const Path& path) const {
LOG_CRITICAL(Service_FS, "Attempted to create a directory in an ROMFS archive (%s).",
GetName().c_str());
// TODO(wwylele): Use correct error code
return ResultCode(-1);
}
ResultCode ROMFSArchive::RenameDirectory(const Path& src_path, const Path& dest_path) const {
LOG_CRITICAL(Service_FS, "Attempted to rename a file within an ROMFS archive (%s).",
GetName().c_str());
// TODO(wwylele): Use correct error code
return ResultCode(-1);
}
ResultVal<std::unique_ptr<DirectoryBackend>> ROMFSArchive::OpenDirectory(const Path& path) const {
return MakeResult<std::unique_ptr<DirectoryBackend>>(std::make_unique<ROMFSDirectory>());
}
u64 ROMFSArchive::GetFreeSpaceSize() const {
LOG_WARNING(Service_FS, "Attempted to get the free space in an ROMFS archive");
return 0;
}
ResultVal<size_t> ROMFSFile::Read(const u64 offset, const size_t length, u8* buffer) const {
LOG_TRACE(Service_FS, "called offset=%llu, length=%zu", offset, length);
romfs_file->Seek(data_offset + offset, SEEK_SET);
size_t read_length = (size_t)std::min((u64)length, data_size - offset);
return MakeResult<size_t>(romfs_file->ReadBytes(buffer, read_length));
}
ResultVal<size_t> ROMFSFile::Write(const u64 offset, const size_t length, const bool flush,
const u8* buffer) const {
LOG_ERROR(Service_FS, "Attempted to write to ROMFS file");
// TODO(Subv): Find error code
return MakeResult<size_t>(0);
}
u64 ROMFSFile::GetSize() const {
return data_size;
}
bool ROMFSFile::SetSize(const u64 size) const {
LOG_ERROR(Service_FS, "Attempted to set the size of an ROMFS file");
return false;
}
} // namespace FileSys
|
