dynamically allocate private part

[unix-history] / usr / src / sys / ufs / ffs / quota.h

diff --git a/usr/src/sys/ufs/ffs/quota.h b/usr/src/sys/ufs/ffs/quota.h
index 2fcb1c6..ce5c6b2 100644 (file)
--- a/usr/src/sys/ufs/ffs/quota.h
+++ b/usr/src/sys/ufs/ffs/quota.h
@@ -7,28 +7,30 @@
  *
  * %sccs.include.redist.c%
  *
  *
  * %sccs.include.redist.c%
  *

- *     @(#)quota.h     7.6 (Berkeley) %G%
+ *     @(#)quota.h     7.10 (Berkeley) %G%

  */
 
  */
 

+#ifndef _QUOTA_
+#define _QUOTA_
+

 /*
  * Definitions for disk quotas imposed on the average user
  * (big brother finally hits UNIX).
  *
 /*
  * Definitions for disk quotas imposed on the average user
  * (big brother finally hits UNIX).
  *

- * The following constants define the amount of time given a user
- * before the soft limits are treated as hard limits (usually resulting
- * in an allocation failure). The timer is started when the user crosses
- * their soft limit, it is reset when they go below their soft limit.
+ * The following constants define the amount of time given a user before the
+ * soft limits are treated as hard limits (usually resulting in an allocation
+ * failure). The timer is started when the user crosses their soft limit, it
+ * is reset when they go below their soft limit.

  */
 #define        MAX_IQ_TIME     (7*24*60*60)    /* 1 week */
 #define        MAX_DQ_TIME     (7*24*60*60)    /* 1 week */
 
 /*
  */
 #define        MAX_IQ_TIME     (7*24*60*60)    /* 1 week */
 #define        MAX_DQ_TIME     (7*24*60*60)    /* 1 week */
 
 /*

- * The following constants define the usage of the quota file array
- * in the ufsmount structure and dquot array in the inode structure.
- * The semantics of the elements of these arrays are defined in the
- * routine getinoquota; the remainder of the quota code treats them
- * generically and need not be inspected when changing the size of
- * the array.
+ * The following constants define the usage of the quota file array in the
+ * ufsmount structure and dquot array in the inode structure.  The semantics
+ * of the elements of these arrays are defined in the routine getinoquota;
+ * the remainder of the quota code treats them generically and need not be
+ * inspected when changing the size of the array.

  */
 #define        MAXQUOTAS       2
 #define        USRQUOTA        0       /* element used for user quotas */
  */
 #define        MAXQUOTAS       2
 #define        USRQUOTA        0       /* element used for user quotas */


@@ -42,17 +44,13 @@
        "group",        /* GRPQUOTA */ \
        "undefined", \
 };
        "group",        /* GRPQUOTA */ \
        "undefined", \
 };

-#ifndef KERNEL
-char *qfname = "quota";
-char *qfextension[] = INITQFNAMES;
-char *quotagroup = "operator";
-#endif
+#define        QUOTAFILENAME   "quota"
+#define        QUOTAGROUP      "operator"

 
 /*
 
 /*

- * Command definitions for the 'quotactl' system call.
- * The commands are broken into a main command defined below
- * and a subcommand that is used to convey the type of
- * quota that is being manipulated (see above).
+ * Command definitions for the 'quotactl' system call.  The commands are
+ * broken into a main command defined below and a subcommand that is used
+ * to convey the type of quota that is being manipulated (see above).

  */
 #define SUBCMDMASK     0x00ff
 #define SUBCMDSHIFT    8
  */
 #define SUBCMDMASK     0x00ff
 #define SUBCMDSHIFT    8


@@ -83,7 +81,6 @@ struct        dqblk {
        time_t  dqb_itime;      /* time limit for excessive files */
 };
 
        time_t  dqb_itime;      /* time limit for excessive files */
 };
 

-#ifdef KERNEL

 /*
  * The following structure records disk usage for a user or group on a
  * filesystem. There is one allocated for each quota that exists on any
 /*
  * The following structure records disk usage for a user or group on a
  * filesystem. There is one allocated for each quota that exists on any


@@ -123,9 +120,9 @@ struct      dquot {
 #define        dq_itime        dq_dqb.dqb_itime
 
 /*
 #define        dq_itime        dq_dqb.dqb_itime
 
 /*

- * If the system has never checked for a quota for this file,
- * then it is set to NODQUOT. Once a write attempt is made
- * the inode pointer is set to reference a dquot structure.
+ * If the system has never checked for a quota for this file, then it is set
+ * to NODQUOT.  Once a write attempt is made the inode pointer is set to
+ * reference a dquot structure.

  */
 #define        NODQUOT         ((struct dquot *) 0)
 
  */
 #define        NODQUOT         ((struct dquot *) 0)
 


@@ -138,9 +135,47 @@ struct     dquot {
 /*
  * Macros to avoid subroutine calls to trivial functions.
  */
 /*
  * Macros to avoid subroutine calls to trivial functions.
  */

-#ifndef DIAGNOSTIC
-#define        DQREF(dq)       (dq)->dq_cnt++
-#else
+#ifdef DIAGNOSTIC

 #define        DQREF(dq)       dqref(dq)
 #define        DQREF(dq)       dqref(dq)

-#endif /* DIAGNOSTIC */
-#endif /* KERNEL */
+#else
+#define        DQREF(dq)       (dq)->dq_cnt++
+#endif
+
+#include <sys/cdefs.h>
+
+struct dquot;
+struct inode;
+struct mount;
+struct proc;
+struct ucred;
+struct ufsmount;
+struct vnode;
+__BEGIN_DECLS
+int    chkdq __P((struct inode *, long, struct ucred *, int));
+int    chkdqchg __P((struct inode *, long, struct ucred *, int));
+int    chkiq __P((struct inode *, long, struct ucred *, int));
+int    chkiqchg __P((struct inode *, long, struct ucred *, int));
+void   dqflush __P((struct vnode *));
+int    dqget __P((struct vnode *,
+           u_long, struct ufsmount *, int, struct dquot **));
+void   dqinit __P((void));
+void   dqref __P((struct dquot *));
+void   dqrele __P((struct vnode *, struct dquot *));
+int    dqsync __P((struct vnode *, struct dquot *));
+int    getinoquota __P((struct inode *));
+int    getquota __P((struct mount *, u_long, int, caddr_t));
+int    qsync __P((struct mount *mp));
+int    quotaoff __P((struct proc *, struct mount *, int));
+int    quotaon __P((struct proc *, struct mount *, int, caddr_t));
+int    setquota __P((struct mount *, u_long, int, caddr_t));
+int    setuse __P((struct mount *, u_long, int, caddr_t));
+int    ufs_quotactl __P((struct mount *, int, u_int, caddr_t, struct proc *));
+__END_DECLS
+
+#ifdef DIAGNOSTIC
+__BEGIN_DECLS
+void   chkdquot __P((struct inode *));
+__END_DECLS
+#endif
+
+#endif /* _QUOTA_ */