LXR qemu/hw/9pfs/9p-xattr.h

   1/*
   2 * 9p
   3 *
   4 * Copyright IBM, Corp. 2010
   5 *
   6 * Authors:
   7 *  Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
   8 *
   9 * This work is licensed under the terms of the GNU GPL, version 2.  See
  10 * the COPYING file in the top-level directory.
  11 *
  12 */
  13
  14#ifndef QEMU_9P_XATTR_H
  15#define QEMU_9P_XATTR_H
  16
  17#include "qemu/xattr.h"
  18
  19typedef struct xattr_operations
  20{
  21    const char *name;
  22    ssize_t (*getxattr)(FsContext *ctx, const char *path,
  23                        const char *name, void *value, size_t size);
  24    ssize_t (*listxattr)(FsContext *ctx, const char *path,
  25                         char *name, void *value, size_t size);
  26    int (*setxattr)(FsContext *ctx, const char *path, const char *name,
  27                    void *value, size_t size, int flags);
  28    int (*removexattr)(FsContext *ctx,
  29                       const char *path, const char *name);
  30} XattrOperations;
  31
  32ssize_t local_getxattr_nofollow(FsContext *ctx, const char *path,
  33                                const char *name, void *value, size_t size);
  34ssize_t local_setxattr_nofollow(FsContext *ctx, const char *path,
  35                                const char *name, void *value, size_t size,
  36                                int flags);
  37ssize_t local_removexattr_nofollow(FsContext *ctx, const char *path,
  38                                   const char *name);
  39
  40extern XattrOperations mapped_user_xattr;
  41extern XattrOperations passthrough_user_xattr;
  42
  43extern XattrOperations mapped_pacl_xattr;
  44extern XattrOperations mapped_dacl_xattr;
  45extern XattrOperations passthrough_acl_xattr;
  46extern XattrOperations none_acl_xattr;
  47
  48extern XattrOperations *mapped_xattr_ops[];
  49extern XattrOperations *passthrough_xattr_ops[];
  50extern XattrOperations *none_xattr_ops[];
  51
  52ssize_t v9fs_get_xattr(FsContext *ctx, const char *path, const char *name,
  53                       void *value, size_t size);
  54ssize_t v9fs_list_xattr(FsContext *ctx, const char *path, void *value,
  55                        size_t vsize);
  56int v9fs_set_xattr(FsContext *ctx, const char *path, const char *name,
  57                          void *value, size_t size, int flags);
  58int v9fs_remove_xattr(FsContext *ctx, const char *path, const char *name);
  59
  60ssize_t pt_listxattr(FsContext *ctx, const char *path, char *name, void *value,
  61                     size_t size);
  62ssize_t pt_getxattr(FsContext *ctx, const char *path, const char *name,
  63                    void *value, size_t size);
  64int pt_setxattr(FsContext *ctx, const char *path, const char *name, void *value,
  65                size_t size, int flags);
  66int pt_removexattr(FsContext *ctx, const char *path, const char *name);
  67
  68ssize_t notsup_getxattr(FsContext *ctx, const char *path, const char *name,
  69                        void *value, size_t size);
  70int notsup_setxattr(FsContext *ctx, const char *path, const char *name,
  71                    void *value, size_t size, int flags);
  72ssize_t notsup_listxattr(FsContext *ctx, const char *path, char *name,
  73                         void *value, size_t size);
  74int notsup_removexattr(FsContext *ctx, const char *path, const char *name);
  75
  76#endif
  77