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sysupdater: implement content meta mounting

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This commit is contained in:
Michael Scire 2020-06-26 02:24:52 -07:00
parent 8f0ee258ac
commit f019daae0e
4 changed files with 105 additions and 0 deletions
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1
libstratosphere/include/stratosphere/fs.hpp
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@ -24,6 +24,7 @@
#include <stratosphere/fs/fsa/fs_registrar.hpp>
#include <stratosphere/fs/fs_remote_filesystem.hpp>
#include <stratosphere/fs/fs_read_only_filesystem.hpp>
#include <stratosphere/fs/fs_shared_filesystem_holder.hpp>
#include <stratosphere/fs/fs_istorage.hpp>
#include <stratosphere/fs/fs_substorage.hpp>
#include <stratosphere/fs/fs_memory_storage.hpp>

54
libstratosphere/include/stratosphere/fs/fs_shared_filesystem_holder.hpp Normal file
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@ -0,0 +1,54 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere/fs/fs_common.hpp>
#include <stratosphere/fs/impl/fs_newable.hpp>
#include <stratosphere/fs/fsa/fs_ifile.hpp>
#include <stratosphere/fs/fsa/fs_idirectory.hpp>
#include <stratosphere/fs/fsa/fs_ifilesystem.hpp>
namespace ams::fs {
class SharedFileSystemHolder : public fsa::IFileSystem, public impl::Newable {
NON_COPYABLE(SharedFileSystemHolder);
NON_MOVEABLE(SharedFileSystemHolder);
private:
std::shared_ptr<fsa::IFileSystem> fs;
public:
SharedFileSystemHolder(std::shared_ptr<fsa::IFileSystem> f) : fs(std::move(f)) { /* ... */ }
public:
virtual Result CreateFileImpl(const char *path, s64 size, int flags) override { return this->fs->CreateFile(path, size, flags); }
virtual Result DeleteFileImpl(const char *path) override { return this->fs->DeleteFile(path); }
virtual Result CreateDirectoryImpl(const char *path) override { return this->fs->CreateDirectory(path); }
virtual Result DeleteDirectoryImpl(const char *path) override { return this->fs->DeleteDirectory(path); }
virtual Result DeleteDirectoryRecursivelyImpl(const char *path) override { return this->fs->DeleteDirectoryRecursively(path); }
virtual Result RenameFileImpl(const char *old_path, const char *new_path) override { return this->fs->RenameFile(old_path, new_path); }
virtual Result RenameDirectoryImpl(const char *old_path, const char *new_path) override { return this->fs->RenameDirectory(old_path, new_path); }
virtual Result GetEntryTypeImpl(fs::DirectoryEntryType *out, const char *path) override { return this->fs->GetEntryType(out, path); }
virtual Result OpenFileImpl(std::unique_ptr<fs::fsa::IFile> *out_file, const char *path, fs::OpenMode mode) override { return this->fs->OpenFile(out_file, path, mode); }
virtual Result OpenDirectoryImpl(std::unique_ptr<fs::fsa::IDirectory> *out_dir, const char *path, fs::OpenDirectoryMode mode) override { return this->fs->OpenDirectory(out_dir, path, mode); }
virtual Result CommitImpl() override { return this->fs->Commit(); }
virtual Result GetFreeSpaceSizeImpl(s64 *out, const char *path) override { return this->fs->GetFreeSpaceSize(out, path); }
virtual Result GetTotalSpaceSizeImpl(s64 *out, const char *path) override { return this->fs->GetTotalSpaceSize(out, path); }
virtual Result CleanDirectoryRecursivelyImpl(const char *path) override { return this->fs->CleanDirectoryRecursively(path); }
/* These aren't accessible as commands. */
virtual Result CommitProvisionallyImpl(s64 counter) override { return this->fs->CommitProvisionally(counter); }
virtual Result RollbackImpl() override { return this->fs->Rollback(); }
virtual Result FlushImpl() override { return this->fs->Flush(); }
};
}

2
libvapours/include/vapours/results/fs_results.hpp
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@ -78,6 +78,8 @@ namespace ams::fs {
R_DEFINE_ERROR_RESULT(AllocationFailureInRomFsFileSystemA, 3247);
R_DEFINE_ERROR_RESULT(AllocationFailureInRomFsFileSystemB, 3248);
R_DEFINE_ERROR_RESULT(AllocationFailureInRomFsFileSystemC, 3249);
R_DEFINE_ERROR_RESULT(AllocationFailureInFileSystemProxyCoreImplD, 3256);
R_DEFINE_ERROR_RESULT(AllocationFailureInFileSystemProxyCoreImplE, 3257);
R_DEFINE_ERROR_RESULT(AllocationFailureInPartitionFileSystemCreatorA, 3280);
R_DEFINE_ERROR_RESULT(AllocationFailureInRomFileSystemCreatorA, 3281);
R_DEFINE_ERROR_RESULT(AllocationFailureInStorageOnNcaCreatorA, 3288);

48
libvapours/include/vapours/util/util_string_util.hpp
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@ -20,6 +20,54 @@
namespace ams::util {
template<typename T>
constexpr T ToLower(T c) {
return ('A' <= c && c <= 'Z') ? (c - 'A' + 'a') : c;
}
template<typename T>
constexpr T ToUpper(T c) {
return ('a' <= c && c <= 'z') ? (c - 'a' + 'A') : c;
}
template<typename T>
int Strncmp(const T *lhs, const T *rhs, int count) {
AMS_ASSERT(lhs != nullptr);
AMS_ASSERT(rhs != nullptr);
AMS_ABORT_UNLESS(count >= 0);
if (count == 0) {
return 0;
}
T l, r;
do {
l = *(lhs++);
r = *(rhs++);
} while (l && (l == r) && (--count));
return l - r;
}
template<typename T>
int Strnicmp(const T *lhs, const T *rhs, int count) {
AMS_ASSERT(lhs != nullptr);
AMS_ASSERT(rhs != nullptr);
AMS_ABORT_UNLESS(count >= 0);
if (count == 0) {
return 0;
}
T l, r;
do {
l = ::ams::util::ToLower(*(lhs++));
r = ::ams::util::ToLower(*(rhs++));
} while (l && (l == r) && (--count));
return l - r;
}
template<typename T>
constexpr int Strlcpy(T *dst, const T *src, int count) {
AMS_ASSERT(dst != nullptr);