70fc55ebe4
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
104 lines
3.3 KiB
C
104 lines
3.3 KiB
C
/*
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* Virtio 9p
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*
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* Copyright IBM, Corp. 2010
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*
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* Authors:
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* Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*
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*/
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#ifndef _QEMU_VIRTIO_9P_XATTR_H
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#define _QEMU_VIRTIO_9P_XATTR_H
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#include <attr/xattr.h>
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typedef struct xattr_operations
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{
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const char *name;
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ssize_t (*getxattr)(FsContext *ctx, const char *path,
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const char *name, void *value, size_t size);
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ssize_t (*listxattr)(FsContext *ctx, const char *path,
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char *name, void *value, size_t size);
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int (*setxattr)(FsContext *ctx, const char *path, const char *name,
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void *value, size_t size, int flags);
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int (*removexattr)(FsContext *ctx,
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const char *path, const char *name);
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} XattrOperations;
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extern XattrOperations mapped_user_xattr;
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extern XattrOperations passthrough_user_xattr;
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extern XattrOperations mapped_pacl_xattr;
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extern XattrOperations mapped_dacl_xattr;
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extern XattrOperations passthrough_acl_xattr;
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extern XattrOperations none_acl_xattr;
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extern XattrOperations *mapped_xattr_ops[];
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extern XattrOperations *passthrough_xattr_ops[];
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extern XattrOperations *none_xattr_ops[];
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extern ssize_t v9fs_get_xattr(FsContext *ctx, const char *path,
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const char *name, void *value, size_t size);
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extern ssize_t v9fs_list_xattr(FsContext *ctx, const char *path,
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void *value, size_t vsize);
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extern int v9fs_set_xattr(FsContext *ctx, const char *path, const char *name,
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void *value, size_t size, int flags);
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extern int v9fs_remove_xattr(FsContext *ctx,
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const char *path, const char *name);
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extern ssize_t pt_listxattr(FsContext *ctx, const char *path,
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char *name, void *value, size_t size);
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static inline ssize_t pt_getxattr(FsContext *ctx, const char *path,
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const char *name, void *value, size_t size)
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{
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return lgetxattr(rpath(ctx, path), name, value, size);
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}
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static inline int pt_setxattr(FsContext *ctx, const char *path,
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const char *name, void *value,
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size_t size, int flags)
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{
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return lsetxattr(rpath(ctx, path), name, value, size, flags);
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}
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static inline int pt_removexattr(FsContext *ctx,
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const char *path, const char *name)
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{
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return lremovexattr(rpath(ctx, path), name);
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}
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static inline ssize_t notsup_getxattr(FsContext *ctx, const char *path,
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const char *name, void *value,
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size_t size)
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{
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errno = ENOTSUP;
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return -1;
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}
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static inline int notsup_setxattr(FsContext *ctx, const char *path,
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const char *name, void *value,
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size_t size, int flags)
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{
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errno = ENOTSUP;
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return -1;
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}
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static inline ssize_t notsup_listxattr(FsContext *ctx, const char *path,
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char *name, void *value, size_t size)
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{
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return 0;
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}
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static inline int notsup_removexattr(FsContext *ctx,
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const char *path, const char *name)
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{
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errno = ENOTSUP;
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return -1;
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}
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#endif
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