xnu-3247.1.106.tar.gz

[apple/xnu.git] / bsd / sys / quota.h

diff --git a/bsd/sys/quota.h b/bsd/sys/quota.h
index 570dde5331377884712a35979663985ddbee18ce..3693ff59212ca598052f5f38df4d795c7a9b1998 100644 (file)
--- a/bsd/sys/quota.h
+++ b/bsd/sys/quota.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -151,9 +151,9 @@ struct dqfilehdr {
        u_int32_t dqh_maxentries;       /* must be a power of 2 */
        u_int32_t dqh_entrycnt;         /* count of active entries */
        u_int32_t dqh_flags;            /* reserved for now (0) */
-       time_t    dqh_chktime;          /* time of last quota check */
-       time_t    dqh_btime;            /* time limit for excessive disk use */
-       time_t    dqh_itime;            /* time limit for excessive files */
+       u_int32_t dqh_chktime;          /* time of last quota check */
+       u_int32_t dqh_btime;            /* time limit for excessive disk use */
+       u_int32_t dqh_itime;            /* time limit for excessive files */
        char      dqh_string[16];       /* tag string */
        u_int32_t dqh_spare[4];         /* pad struct to power of 2 */
 };
@@ -165,8 +165,8 @@ struct dqblk {
        u_int32_t dqb_ihardlimit;       /* maximum # allocated inodes + 1 */
        u_int32_t dqb_isoftlimit;       /* preferred inode limit */
        u_int32_t dqb_curinodes;        /* current # allocated inodes */
-       time_t    dqb_btime;            /* time limit for excessive disk use */
-       time_t    dqb_itime;            /* time limit for excessive files */
+       u_int32_t dqb_btime;            /* time limit for excessive disk use */
+       u_int32_t dqb_itime;            /* time limit for excessive files */
        u_int32_t dqb_id;               /* identifier (0 for empty entries) */
        u_int32_t dqb_spare[4];         /* pad struct to power of 2 */
 };
@@ -185,8 +185,8 @@ struct user_dqblk {
        u_int32_t dqb_ihardlimit;       /* maximum # allocated inodes + 1 */
        u_int32_t dqb_isoftlimit;       /* preferred inode limit */
        u_int32_t dqb_curinodes;        /* current # allocated inodes */
-       user_time_t       dqb_btime __attribute((aligned(8)));          /* time limit for excessive disk use */
-       user_time_t       dqb_itime;            /* time limit for excessive files */
+       u_int32_t dqb_btime;            /* time limit for excessive disk use */
+       u_int32_t dqb_itime;            /* time limit for excessive files */
        u_int32_t dqb_id;               /* identifier (0 for empty entries) */
        u_int32_t dqb_spare[4];         /* pad struct to power of 2 */
 };
@@ -215,7 +215,7 @@ struct user_dqblk {
  * golden ratio to the machine's word size.
  */
 #define dqhash1(id, shift, mask)  \
-       ((((id) * 2654435761UL) >> (shift)) & (mask))
+       ((((id) * 2654435761U) >> (shift)) & (mask))
 
 #define dqhash2(id, mask)  \
        (dqhash1((id), 11, (mask)>>1) | 1)
@@ -229,10 +229,10 @@ struct user_dqblk {
  * Compute the hash shift value.
  * It is the word size, in bits, minus the hash table size, in bits.
  */
-static __inline int dqhashshift(u_long);
+static __inline int dqhashshift(u_int32_t);
 
 static __inline int
-dqhashshift(u_long size)
+dqhashshift(u_int32_t size)
 {
        int shift;
 
@@ -244,7 +244,7 @@ dqhashshift(u_long size)
 
 #ifndef KERNEL
 __BEGIN_DECLS
-int quotactl(char *, int, int, caddr_t);
+int quotactl(const char *, int, int, caddr_t);
 __END_DECLS
 #endif /* !KERNEL */
 
@@ -258,12 +258,12 @@ __END_DECLS
 struct quotafile {
        lck_mtx_t     qf_lock;       /* quota file mutex */
        struct vnode *qf_vp;         /* quota file vnode */
-       struct ucred *qf_cred;       /* quota file access cred */
+       kauth_cred_t  qf_cred;       /* quota file access cred */
        int           qf_shift;      /* primary hash shift */
        int           qf_maxentries; /* size of hash table (power of 2) */
        int           qf_entrycnt;   /* count of active entries */
-       time_t        qf_btime;      /* block quota time limit */
-       time_t        qf_itime;      /* inode quota time limit */
+       u_int32_t     qf_btime;      /* block quota time limit */
+       u_int32_t     qf_itime;      /* inode quota time limit */
 
                                      /* the following 2 fields are protected */
                                      /* by the quota list lock  */
@@ -289,14 +289,15 @@ struct quotafile {
 struct dquot {
        LIST_ENTRY(dquot) dq_hash;      /* hash list */
        TAILQ_ENTRY(dquot) dq_freelist; /* free list */
-       uint32_t  dq_cnt;               /* count of active references */
        u_int16_t dq_flags;             /* flags, see below */
+       u_int16_t dq_cnt_unused;        /* Replaced by dq_cnt below */
         u_int16_t dq_lflags;           /* protected by the quota list lock */
        u_int16_t dq_type;              /* quota type of this dquot */
        u_int32_t dq_id;                /* identifier this applies to */
        u_int32_t dq_index;             /* index into quota file */
        struct  quotafile *dq_qfile;    /* quota file that this is taken from */
        struct  dqblk dq_dqb;           /* actual usage & quotas */
+       uint32_t  dq_cnt;               /* count of active references */
 };
 
 /*
@@ -339,6 +340,7 @@ struct dquot {
 #define        CHOWN   0x02    /* (advisory) change initiated by chown */
 
 
+#ifdef XNU_KERNEL_PRIVATE
 /*
  * Functions that manage the in-core dquot and the
  * on-disk dqblk data structures.
@@ -348,8 +350,10 @@ void       dqfileinit(struct quotafile *);
 int    dqfileopen(struct quotafile *, int);
 void   dqfileclose(struct quotafile *, int);
 void   dqflush(struct vnode *);
-int    dqget(u_long, struct quotafile *, int, struct dquot **);
+int    dqget(u_int32_t, struct quotafile *, int, struct dquot **);
+void   dqhashinit(void);
 void   dqinit(void);
+int    dqisinitialized(void);
 void   dqref(struct dquot *);
 void   dqrele(struct dquot *);
 void   dqreclaim(struct dquot *);
@@ -363,6 +367,7 @@ void        qf_put(struct quotafile *, int type);
 
 __private_extern__ void  munge_dqblk(struct dqblk *dqblkp, struct user_dqblk *user_dqblkp, boolean_t to64);
 __END_DECLS
+#endif /* XNU_KERNEL_PRIVATE */
 
 #endif /* KERNEL_PRIVATE */