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-rw-r--r--quota.h83
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diff --git a/quota.h b/quota.h
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+#ifndef _QUOTA_H
+#define _QUOTA_H
+
+#include <sys/types.h>
+
+typedef u_int32_t qid_t; /* Type in which we store ids in memory */
+typedef u_int64_t qsize_t; /* Type in which we store size limitations */
+
+#define MAXQUOTAS 2
+#define USRQUOTA 0 /* element used for user quotas */
+#define GRPQUOTA 1 /* element used for group quotas */
+
+/*
+ * Definitions for the default names of the quotas files.
+ */
+#define INITQFNAMES { \
+ "user", /* USRQUOTA */ \
+ "group", /* GRPQUOTA */ \
+ "undefined", \
+}
+
+/*
+ * Definitions of magics and versions of current quota files
+ */
+#define INITQMAGICS {\
+ 0xd9c01f11, /* USRQUOTA */\
+ 0xd9c01927 /* GRPQUOTA */\
+}
+
+/* Size of blocks in which are counted size limits in generic utility parts */
+#define QUOTABLOCK_BITS 10
+#define QUOTABLOCK_SIZE (1 << QUOTABLOCK_BITS)
+
+/* Conversion routines from and to quota blocks */
+#define qb2kb(x) ((x) << (QUOTABLOCK_BITS-10))
+#define kb2qb(x) ((x) >> (QUOTABLOCK_BITS-10))
+#define toqb(x) (((x) + QUOTABLOCK_SIZE - 1) >> QUOTABLOCK_BITS)
+
+/*
+ * 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 QCMD(cmd, type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
+
+#define Q_QUOTAON 0x0100 /* enable quotas */
+#define Q_QUOTAOFF 0x0200 /* disable quotas */
+#define Q_SYNC 0x0600 /* sync disk copy of a filesystems quotas */
+#define Q_GETSTATS 0x1100 /* get collected stats */
+
+struct dqstats {
+ u_int32_t lookups;
+ u_int32_t drops;
+ u_int32_t reads;
+ u_int32_t writes;
+ u_int32_t cache_hits;
+ u_int32_t allocated_dquots;
+ u_int32_t free_dquots;
+ u_int32_t syncs;
+ u_int32_t version;
+};
+
+/* Ioctl for getting quota size */
+#include <sys/ioctl.h>
+#ifndef FIOQSIZE
+ #if defined(__alpha__) || defined(__powerpc__) || defined(__sh__) || defined(__sparc__) || defined(__sparc64__)
+ #define FIOQSIZE _IOR('f', 128, loff_t)
+ #elif defined(__arm__) || defined(__mc68000__) || defined(__s390__)
+ #define FIOQSIZE 0x545E
+ #elif defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__ia64__)
+ #define FIOQSIZE 0x5460
+ #elif defined(__mips__) || defined(__mips64__)
+ #define FIOQSIZE 0x6667
+ #endif
+#endif
+
+
+long quotactl __P((int, const char *, qid_t, caddr_t));
+
+#endif /* _QUOTA_ */