-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see [sun.com URL with a
- * copy of GPLv2].
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#ifndef __LIBCFS_CURPROC_H__
#define __LIBCFS_CURPROC_H__
-#ifdef __KERNEL__
-/*
- * Portable API to access common characteristics of "current" UNIX process.
- *
- * Implemented in portals/include/libcfs/<os>/
- */
-uid_t cfs_curproc_uid(void);
-gid_t cfs_curproc_gid(void);
-uid_t cfs_curproc_fsuid(void);
-gid_t cfs_curproc_fsgid(void);
-pid_t cfs_curproc_pid(void);
-int cfs_curproc_groups_nr(void);
-int cfs_curproc_is_in_groups(gid_t group);
-void cfs_curproc_groups_dump(gid_t *array, int size);
-mode_t cfs_curproc_umask(void);
-char *cfs_curproc_comm(void);
+#if !defined(HAVE_UIDGID_HEADER) || !defined(__KERNEL__)
+#ifndef _LINUX_UIDGID_H
+#define _LINUX_UIDGID_H
-/*
- * Plus, platform-specific constant
- *
- * CFS_CURPROC_COMM_MAX,
- *
- * and opaque scalar type
- *
- * cfs_kernel_cap_t
- */
-cfs_kernel_cap_t cfs_curproc_cap_get(void);
-void cfs_curproc_cap_set(cfs_kernel_cap_t cap);
+typedef uid_t kuid_t;
+typedef gid_t kgid_t;
+
+#define INVALID_UID -1
+#define INVALID_GID -1
+
+#define GLOBAL_ROOT_UID 0
+#define GLOBAL_ROOT_GID 0
+
+#ifndef __KERNEL__
+struct user_namespace {
+ unsigned int pad;
+};
+
+extern struct user_namespace init_user_ns;
#endif
+static inline uid_t __kuid_val(kuid_t uid)
+{
+ return uid;
+}
+
+static inline gid_t __kgid_val(kgid_t gid)
+{
+ return gid;
+}
+
+static inline kuid_t make_kuid(struct user_namespace *from, uid_t uid)
+{
+ return uid;
+}
+
+static inline kgid_t make_kgid(struct user_namespace *from, gid_t gid)
+{
+ return gid;
+}
+
+static inline uid_t from_kuid(struct user_namespace *to, kuid_t uid)
+{
+ return uid;
+}
+
+static inline gid_t from_kgid(struct user_namespace *to, kgid_t gid)
+{
+ return gid;
+}
+
+static inline bool uid_eq(kuid_t left, kuid_t right)
+{
+ return left == right;
+}
+
+static inline bool uid_valid(kuid_t uid)
+{
+ return uid != (typeof(uid))INVALID_UID;
+}
+
+static inline bool gid_valid(kgid_t gid)
+{
+ return gid != (typeof(gid))INVALID_GID;
+}
+#endif /* _LINUX_UIDGID_H */
+
+#endif
+
+int cfs_get_environ(const char *key, char *value, int *val_len);
+
+typedef __u32 cfs_cap_t;
+
+#define CFS_CAP_CHOWN 0
+#define CFS_CAP_DAC_OVERRIDE 1
+#define CFS_CAP_DAC_READ_SEARCH 2
+#define CFS_CAP_FOWNER 3
+#define CFS_CAP_FSETID 4
+#define CFS_CAP_LINUX_IMMUTABLE 9
+#define CFS_CAP_SYS_ADMIN 21
+#define CFS_CAP_SYS_BOOT 23
+#define CFS_CAP_SYS_RESOURCE 24
+
+#define CFS_CAP_FS_MASK ((1 << CFS_CAP_CHOWN) | \
+ (1 << CFS_CAP_DAC_OVERRIDE) | \
+ (1 << CFS_CAP_DAC_READ_SEARCH) | \
+ (1 << CFS_CAP_FOWNER) | \
+ (1 << CFS_CAP_FSETID ) | \
+ (1 << CFS_CAP_LINUX_IMMUTABLE) | \
+ (1 << CFS_CAP_SYS_ADMIN) | \
+ (1 << CFS_CAP_SYS_BOOT) | \
+ (1 << CFS_CAP_SYS_RESOURCE))
+
+void cfs_cap_raise(cfs_cap_t cap);
+void cfs_cap_lower(cfs_cap_t cap);
+int cfs_cap_raised(cfs_cap_t cap);
+cfs_cap_t cfs_curproc_cap_pack(void);
+void cfs_curproc_cap_unpack(cfs_cap_t cap);
+int cfs_capable(cfs_cap_t cap);
+
/* __LIBCFS_CURPROC_H__ */
#endif
/*