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dll: fuse: fuse_notify

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Bill Zissimopoulos 2020-10-10 10:15:36 -07:00
parent 6b4b1dff6c
commit e54c2288f7
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GPG Key ID: 3D4F95D52C7B3EA3
3 changed files with 113 additions and 0 deletions
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9
inc/fuse/fuse.h
View File

@ -152,6 +152,8 @@ FSP_FUSE_API void FSP_FUSE_API_NAME(fsp_fuse_exit)(struct fsp_fuse_env *env,
struct fuse *f);
FSP_FUSE_API int FSP_FUSE_API_NAME(fsp_fuse_exited)(struct fsp_fuse_env *env,
struct fuse *f);
FSP_FUSE_API int FSP_FUSE_API_NAME(fsp_fuse_notify)(struct fsp_fuse_env *env,
struct fuse *f, const char *path, uint32_t action);
FSP_FUSE_API struct fuse_context *FSP_FUSE_API_NAME(fsp_fuse_get_context)(struct fsp_fuse_env *env);
FSP_FUSE_SYM(
@ -212,6 +214,13 @@ int fuse_exited(struct fuse *f),
(fsp_fuse_env(), f);
})
FSP_FUSE_SYM(
int fuse_notify(struct fuse *f, const char *path, uint32_t action),
{
return FSP_FUSE_API_CALL(fsp_fuse_notify)
(fsp_fuse_env(), f, path, action);
})
FSP_FUSE_SYM(
struct fuse_context *fuse_get_context(void),
{

11
inc/fuse/fuse_common.h
View File

@ -79,6 +79,17 @@ extern "C" {
#define UF_ARCHIVE FSP_FUSE_UF_ARCHIVE
#endif
/* notify extension */
#define FSP_FUSE_NOTIFY_MKDIR 0x0001
#define FSP_FUSE_NOTIFY_RMDIR 0x0002
#define FSP_FUSE_NOTIFY_CREATE 0x0004
#define FSP_FUSE_NOTIFY_UNLINK 0x0008
#define FSP_FUSE_NOTIFY_CHMOD 0x0010
#define FSP_FUSE_NOTIFY_CHOWN 0x0020
#define FSP_FUSE_NOTIFY_UTIME 0x0040
#define FSP_FUSE_NOTIFY_CHFLAGS 0x0080
#define FSP_FUSE_NOTIFY_TRUNCATE 0x0100
struct fuse_file_info
{
int flags;

93
src/dll/fuse/fuse.c
View File

@ -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;