106 lines
3.3 KiB
C
106 lines
3.3 KiB
C
/*
|
|
* Virtio 9p
|
|
*
|
|
* Copyright IBM, Corp. 2010
|
|
*
|
|
* Authors:
|
|
* Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2. See
|
|
* the COPYING file in the top-level directory.
|
|
*
|
|
*/
|
|
#ifndef _QEMU_VIRTIO_9P_XATTR_H
|
|
#define _QEMU_VIRTIO_9P_XATTR_H
|
|
|
|
#include "qemu-xattr.h"
|
|
|
|
typedef struct xattr_operations
|
|
{
|
|
const char *name;
|
|
ssize_t (*getxattr)(FsContext *ctx, const char *path,
|
|
const char *name, void *value, size_t size);
|
|
ssize_t (*listxattr)(FsContext *ctx, const char *path,
|
|
char *name, void *value, size_t size);
|
|
int (*setxattr)(FsContext *ctx, const char *path, const char *name,
|
|
void *value, size_t size, int flags);
|
|
int (*removexattr)(FsContext *ctx,
|
|
const char *path, const char *name);
|
|
} XattrOperations;
|
|
|
|
|
|
extern XattrOperations mapped_user_xattr;
|
|
extern XattrOperations passthrough_user_xattr;
|
|
|
|
extern XattrOperations mapped_pacl_xattr;
|
|
extern XattrOperations mapped_dacl_xattr;
|
|
extern XattrOperations passthrough_acl_xattr;
|
|
extern XattrOperations none_acl_xattr;
|
|
|
|
extern XattrOperations *mapped_xattr_ops[];
|
|
extern XattrOperations *passthrough_xattr_ops[];
|
|
extern XattrOperations *none_xattr_ops[];
|
|
|
|
ssize_t v9fs_get_xattr(FsContext *ctx, const char *path, const char *name,
|
|
void *value, size_t size);
|
|
ssize_t v9fs_list_xattr(FsContext *ctx, const char *path, void *value,
|
|
size_t vsize);
|
|
int v9fs_set_xattr(FsContext *ctx, const char *path, const char *name,
|
|
void *value, size_t size, int flags);
|
|
int v9fs_remove_xattr(FsContext *ctx, const char *path, const char *name);
|
|
ssize_t pt_listxattr(FsContext *ctx, const char *path, char *name, void *value,
|
|
size_t size);
|
|
|
|
static inline ssize_t pt_getxattr(FsContext *ctx, const char *path,
|
|
const char *name, void *value, size_t size)
|
|
{
|
|
char buffer[PATH_MAX];
|
|
return lgetxattr(rpath(ctx, path, buffer), name, value, size);
|
|
}
|
|
|
|
static inline int pt_setxattr(FsContext *ctx, const char *path,
|
|
const char *name, void *value,
|
|
size_t size, int flags)
|
|
{
|
|
char buffer[PATH_MAX];
|
|
return lsetxattr(rpath(ctx, path, buffer), name, value, size, flags);
|
|
}
|
|
|
|
static inline int pt_removexattr(FsContext *ctx,
|
|
const char *path, const char *name)
|
|
{
|
|
char buffer[PATH_MAX];
|
|
return lremovexattr(rpath(ctx, path, buffer), name);
|
|
}
|
|
|
|
static inline ssize_t notsup_getxattr(FsContext *ctx, const char *path,
|
|
const char *name, void *value,
|
|
size_t size)
|
|
{
|
|
errno = ENOTSUP;
|
|
return -1;
|
|
}
|
|
|
|
static inline int notsup_setxattr(FsContext *ctx, const char *path,
|
|
const char *name, void *value,
|
|
size_t size, int flags)
|
|
{
|
|
errno = ENOTSUP;
|
|
return -1;
|
|
}
|
|
|
|
static inline ssize_t notsup_listxattr(FsContext *ctx, const char *path,
|
|
char *name, void *value, size_t size)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int notsup_removexattr(FsContext *ctx,
|
|
const char *path, const char *name)
|
|
{
|
|
errno = ENOTSUP;
|
|
return -1;
|
|
}
|
|
|
|
#endif
|