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dll: fuse: fuse_notify

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This commit is contained in:
Bill Zissimopoulos
2020-10-10 10:15:36 -07:00
parent 6b4b1dff6c
commit e54c2288f7
3 changed files with 113 additions and 0 deletions
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93
src/dll/fuse/fuse.c
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@ -610,6 +610,99 @@ FSP_FUSE_API int FSP_FUSE_API_NAME(fsp_fuse_exited)(struct fsp_fuse_env *env,
return f->exited;
}
FSP_FUSE_API int fsp_fuse_notify(struct fsp_fuse_env *env,
struct fuse *f, const char *path, uint32_t action)
{
PWSTR Path = 0;
int PathLength;
union
{
FSP_FSCTL_NOTIFY_INFO V;
UINT8 B[sizeof(FSP_FSCTL_NOTIFY_INFO) + FSP_FSCTL_TRANSACT_PATH_SIZEMAX];
} NotifyInfo;
NTSTATUS Result;
int result;
Result = FspPosixMapPosixToWindowsPath(path, &Path);
if (!NT_SUCCESS(Result))
{
result = -ENOMEM;
goto exit;
}
PathLength = lstrlenW(Path);
if (FSP_FSCTL_TRANSACT_PATH_SIZEMAX / sizeof(WCHAR) <= PathLength)
{
result = -ENAMETOOLONG;
goto exit;
}
NotifyInfo.V.Size = (UINT16)(sizeof(FSP_FSCTL_NOTIFY_INFO) + PathLength * sizeof(WCHAR));
NotifyInfo.V.Filter = 0;
NotifyInfo.V.Action = 0;
memcpy(NotifyInfo.V.FileNameBuf, Path, NotifyInfo.V.Size - sizeof(FSP_FSCTL_NOTIFY_INFO));
if (action & FSP_FUSE_NOTIFY_MKDIR)
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_DIR_NAME;
NotifyInfo.V.Action = FILE_ACTION_ADDED;
}
else if (action & FSP_FUSE_NOTIFY_RMDIR)
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_DIR_NAME;
NotifyInfo.V.Action = FILE_ACTION_REMOVED;
}
else if (action & FSP_FUSE_NOTIFY_CREATE)
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_FILE_NAME;
NotifyInfo.V.Action = FILE_ACTION_REMOVED;
}
else if (action & FSP_FUSE_NOTIFY_UNLINK)
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_FILE_NAME;
NotifyInfo.V.Action = FILE_ACTION_REMOVED;
}
if (action & (FSP_FUSE_NOTIFY_CHMOD | FSP_FUSE_NOTIFY_CHOWN))
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_SECURITY;
NotifyInfo.V.Action = FILE_ACTION_MODIFIED;
}
if (action & FSP_FUSE_NOTIFY_UTIME)
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_LAST_ACCESS | FILE_NOTIFY_CHANGE_LAST_WRITE;
NotifyInfo.V.Action = FILE_ACTION_MODIFIED;
}
if (action & FSP_FUSE_NOTIFY_CHFLAGS)
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_ATTRIBUTES;
NotifyInfo.V.Action = FILE_ACTION_MODIFIED;
}
if (action & FSP_FUSE_NOTIFY_TRUNCATE)
{
NotifyInfo.V.Filter = FILE_NOTIFY_CHANGE_SIZE;
NotifyInfo.V.Action = FILE_ACTION_MODIFIED;
}
Result = FspFileSystemNotify(f->FileSystem, &NotifyInfo.V, NotifyInfo.V.Size);
if (!NT_SUCCESS(Result))
{
result = -ENOMEM;
goto exit;
}
result = 0;
exit:
if (0 != Path)
FspPosixDeletePath(Path);
return result;
}
FSP_FUSE_API struct fuse_context *fsp_fuse_get_context(struct fsp_fuse_env *env)
{
struct fuse_context *context;