hw/9pfs/coxattr.c

   1
   2 /*
   3  * Virtio 9p backend
   4  *
   5  * Copyright IBM, Corp. 2011
   6  *
   7  * Authors:
   8  *  Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
   9  *
  10  * This work is licensed under the terms of the GNU GPL, version 2.  See
  11  * the COPYING file in the top-level directory.
  12  *
  13  */
  14
  15 #include "fsdev/qemu-fsdev.h"
  16 #include "qemu-thread.h"
  17 #include "qemu-coroutine.h"
  18 #include "virtio-9p-coth.h"
  19
  20 int v9fs_co_llistxattr(V9fsState *s, V9fsString *path, void *value, size_t size)
  21 {
  22     int err;
  23
  24     v9fs_co_run_in_worker(
  25         {
  26             err = s->ops->llistxattr(&s->ctx, path->data, value, size);
  27             if (err < 0) {
  28                 err = -errno;
  29             }
  30         });
  31     return err;
  32 }
  33
  34 int v9fs_co_lgetxattr(V9fsState *s, V9fsString *path,
  35                       V9fsString *xattr_name,
  36                       void *value, size_t size)
  37 {
  38     int err;
  39
  40     v9fs_co_run_in_worker(
  41         {
  42             err = s->ops->lgetxattr(&s->ctx, path->data,
  43                                     xattr_name->data,
  44                                     value, size);
  45             if (err < 0) {
  46                 err = -errno;
  47             }
  48         });
  49     return err;
  50 }
  51
  52 int v9fs_co_lsetxattr(V9fsState *s, V9fsString *path,
  53                       V9fsString *xattr_name, void *value,
  54                       size_t size, int flags)
  55 {
  56     int err;
  57
  58     v9fs_co_run_in_worker(
  59         {
  60             err = s->ops->lsetxattr(&s->ctx, path->data,
  61                                     xattr_name->data, value,
  62                                     size, flags);
  63             if (err < 0) {
  64                 err = -errno;
  65             }
  66         });
  67     return err;
  68 }
  69
  70 int v9fs_co_lremovexattr(V9fsState *s, V9fsString *path,
  71                          V9fsString *xattr_name)
  72 {
  73     int err;
  74
  75     v9fs_co_run_in_worker(
  76         {
  77             err = s->ops->lremovexattr(&s->ctx, path->data,
  78                                        xattr_name->data);
  79             if (err < 0) {
  80                 err = -errno;
  81             }
  82         });
  83     return err;
  84 }