/*
 * Copyright 2011-2018 Brad Lanam, Walnut Creek, CA
 * Copyright 2023 Brad Lanam, Pleasant Hill, CA
 */

#include "config.h"
#include "di.h"

#if _hdr_stdio
# include <stdio.h>
#endif
#if _hdr_stdlib
# include <stdlib.h>
#endif
#if _hdr_unistd
# include <unistd.h>
#endif
#if _sys_param
# include <sys/param.h>
#endif
#if _hdr_string
# include <string.h>
#endif
#if _hdr_strings
# include <strings.h>
#endif
#if _sys_types \
    && ! defined (DI_INC_SYS_TYPES_H) /* xenix */
# define DI_INC_SYS_TYPES_H
# include <sys/types.h>
#endif
#if _hdr_errno
# include <errno.h>
#endif
#if _hdr_time
# include <time.h>
#endif
#if _sys_time && _inc_conflict__hdr_time__sys_time
# include <sys/time.h>
#endif
#if _hdr_libprop_proplib        /* dragonflybsd */
# include <libprop/proplib.h>
#endif
#if _hdr_quota
# include <quota.h>
#endif
#if _sys_quota                  /* netbsd */
# include <sys/quota.h>
#endif
#if _sys_fs_ufs_quota
# include <sys/fs/ufs_quota.h>
#endif
#if _sys_vfs_quota              /* dragonflybsd */
# include <sys/vfs_quota.h>
#endif
#if _hdr_ufs_quota
# include <ufs/quota.h>
#endif
#if _hdr_ufs_ufs_quota
# include <ufs/ufs/quota.h>
#endif
#if _hdr_linux_dqblk_xfs
# include <linux/dqblk_xfs.h>
#endif
#if _hdr_jfs_quota
# include <jfs/quota.h>
#endif
  /* AIX 5.1 doesn't seem to have quotactl declared.... */
  /* use their compatibility routine.                   */
#if ! _args_quotactl && _hdr_linux_quota \
      && _inc_conflict__sys_quota__hdr_linux_quota
# include <linux/quota.h>
#endif
#if _hdr_rpc_rpc
# include <rpc/rpc.h>
#endif
#if _hdr_rpcsvc_rquota
# include <rpcsvc/rquota.h>
#endif

#if defined (__cplusplus) || defined (c_plusplus)
  extern "C" {
#endif

#if _has_std_quotas

/* workaround for HPUX - quotactl not declared */
# if _lib_quotactl && _npt_quotactl
  extern int quotactl _((int, const char *, uid_t, void *));
# endif

typedef union {
  int               val;
# if _typ_struct_dqblk
  struct dqblk      qinfo;
# endif
# if _typ_struct_ufs_dqblk
  struct ufs_dqblk  qinfo;
# endif
# if _typ_fs_disk_quota_t
  fs_disk_quota_t   xfsqinfo;
# endif
# if _typ_struct_quotaval
  struct qval {
    struct quotaval   qbval;
    struct quotaval   qival;
  } qval;
# endif
# if _lib_vquotactl
  struct vqval {
    struct vqvalentry {
      _fs_size_t      usage;
      _fs_size_t      limit;
    } uvqval;
    struct vqvalentry gvqval;
    struct vqvalentry *vqvalptr;
  } vqval;
# endif
} qdata_t;

static void di_process_quotas _((const char *, diQuota_t *, int, int, qdata_t *));
#endif

#if _has_std_quotas && _lib_vquotactl
static void vq_updUsage _((struct vqvalentry *, _fs_size_t));
static void vq_updLimit _((struct vqvalentry *, _fs_size_t));
static int  vquotactl_send _((char *, char *, prop_dictionary_t, prop_dictionary_t *));
static int  vquotactl_get _((diQuota_t *, struct vqval *));
#endif
#if _has_std_quotas && _lib_quota_open
static int quota_open_get _((struct quotahandle *, int, Uid_t, struct qval *));
#endif
#if _has_std_quotas && ! _lib_quota_open && ! _lib_vquotactl
static int quotactl_get _((diQuota_t *, int, Uid_t, qdata_t *));
#endif
#if _has_std_nfs_quotas && ! _lib_quota_open
static bool_t xdr_quota_get _((XDR *, struct getquota_args *));
static bool_t xdr_quota_rslt _((XDR *, struct getquota_rslt *));
static void diquota_nfs _((diQuota_t *));
#endif

extern int debug;

#if defined (__cplusplus) || defined (c_plusplus)
  }
#endif

#ifdef BLOCK_SIZE           /* linux */
# define DI_QUOT_BLOCK_SIZE BLOCK_SIZE
#else
# ifdef DQBSIZE             /* AIX */
#  define DI_QUOT_BLOCK_SIZE DQBSIZE
# else
#  ifdef DEV_BSIZE           /* tru64, et. al. */
#   define DI_QUOT_BLOCK_SIZE DEV_BSIZE
#  else
#   define DI_QUOT_BLOCK_SIZE 512
#  endif
# endif
#endif

  /* rename certain structure members for portability       */
  /* it make the code below cleaner, but it's a bit more    */
  /* difficult to read it                                   */
#if _mem_struct_dqblk_dqb_fsoftlimit
# define dqb_isoftlimit dqb_fsoftlimit
#endif
#if _mem_struct_dqblk_dqb_fhardlimit
# define dqb_ihardlimit dqb_fhardlimit
#endif
#if _mem_struct_dqblk_dqb_curfiles
# define dqb_curinodes dqb_curfiles
#endif

  /* dragonflybsd has a rather complicated method of getting    */
  /* the quota data.                                            */
  /* Since all results are returned, make sure to only iterate  */
  /* once.  Much of this code is straight from vquota.c.        */
#if _lib_vquotactl

static void
vq_updUsage (struct vqvalentry *entry, _fs_size_t usage)
{
  if (usage > entry->usage) {
    entry->usage = usage;
  }
}

static void
vq_updLimit (struct vqvalentry *entry, _fs_size_t limit)
{
  if (entry->limit == 0 || limit < entry->limit) {
    entry->limit = limit;
  }
}

static int
vquotactl_send (char *spec, char *cmd,
    prop_dictionary_t args, prop_dictionary_t *res)
{
  prop_dictionary_t dict;
  struct plistref   pref;
  int               rv;
  int               error;

  dict = prop_dictionary_create();

  if (dict == NULL) {
    return FALSE;
  }

  rv = prop_dictionary_set_cstring (dict, "command", cmd);
  if (! rv) {
    prop_object_release (dict);
    return FALSE;
  }

  rv = prop_dictionary_set (dict, "arguments", args);
  if (! rv) {
    prop_object_release (dict);
    return FALSE;
  }

  error = prop_dictionary_send_syscall (dict, &pref);
  if (error != 0) {
    prop_object_release (dict);
    return FALSE;
  }

  error = vquotactl (spec, &pref);
  if (error != 0) {
    prop_object_release (dict);
    return FALSE;
  }

  error = prop_dictionary_recv_syscall(&pref, res);
  if (error != 0) {
    prop_object_release (dict);
    return FALSE;
  }

  prop_object_release (dict);
  return TRUE;
}

static int
vquotactl_get (diQuota_t *diqinfo, struct vqval *vqval)
{
  prop_dictionary_t         args;
  prop_dictionary_t         res;
  prop_array_t              reslist;
  prop_object_iterator_t    iter;
  prop_dictionary_t         item;
  int                       rv;
  int                       urv;
  int                       grv;
  Uid_t                     tuid;
  Uid_t                     tgid;
  _fs_size_t                space;
  _fs_size_t                limit;

  args = prop_dictionary_create();
  if (args == NULL) { return errno; }
  res  = prop_dictionary_create();
  if (res == NULL) { return errno; }

  rv = vquotactl_send (diqinfo->name, "get usage all", args, &res);
  if (! rv) {
    prop_object_release (args);
    prop_object_release (res);
    return -4;
  }

  reslist = prop_dictionary_get (res, "returned data");
  if (reslist == NULL) {
    prop_object_release (args);
    prop_object_release (res);
    return errno;
  }

  iter = prop_array_iterator (reslist);
  if (iter == NULL) {
    prop_object_release (args);
    prop_object_release (res);
    return errno;
  }

  vqval->uvqval.usage = 0;
  vqval->uvqval.limit = 0;
  vqval->gvqval.usage = 0;
  vqval->gvqval.limit = 0;
  while ((item = prop_object_iterator_next(iter)) != NULL) {
    rv = prop_dictionary_get_uint64 (item, "limit", &limit);
    if (rv && limit != 0) {
      rv = prop_dictionary_get_uint64 (item, "space used", &space);
      urv = prop_dictionary_get_uint32 (item, "uid", &tuid);
      grv = prop_dictionary_get_uint32 (item, "gid", &tgid);
      if (urv && tuid == diqinfo->uid) {
        vq_updUsage (&(vqval->uvqval), space);
        vq_updLimit (&(vqval->uvqval), limit);
      } else if (grv && tgid == diqinfo->gid) {
        vq_updUsage (&(vqval->gvqval), space);
        vq_updLimit (&(vqval->gvqval), limit);
      } else if (! urv && ! grv) {
        vq_updUsage (&(vqval->uvqval), space);
        vq_updLimit (&(vqval->uvqval), limit);
        vq_updUsage (&(vqval->gvqval), space);
        vq_updLimit (&(vqval->gvqval), limit);
      }
    }
  }
  prop_object_iterator_release (iter);
  prop_object_release (args);
  prop_object_release (res);
  return 0;
}
#endif  /* _lib_vquotactl */

#if _lib_quota_open
static int
quota_open_get (struct quotahandle *qh, int idtype,
                    Uid_t id, struct qval *qval)
{
  struct quotakey       qkey;
  int                   rc;

  rc = -3;
  if (qh != (struct quotahandle *) NULL) {
    memset (&qkey, 0, sizeof (struct quotakey));
    qkey.qk_idtype = idtype;
    qkey.qk_id = (id_t) id;
    qkey.qk_objtype = QUOTA_OBJTYPE_BLOCKS;
    rc = quota_get (qh, &qkey, &(qval->qbval));
    if (rc == 0) {
      qkey.qk_objtype = QUOTA_OBJTYPE_FILES;
      rc = quota_get (qh, &qkey, &(qval->qival));
    }
  }
  return rc;
}
#endif

#if _has_std_quotas && ! _lib_quota_open && ! _lib_vquotactl
static int
quotactl_get (diQuota_t *diqinfo, int cmd, Uid_t id, qdata_t *qdata)
{
  int       rc;

  rc = -4;
# if defined (__FreeBSD__) && __FreeBSD__ == 5
    /* quotactl on devfs fs panics the system (FreeBSD 5.1) */
  if (strcmp (diqinfo->type, "ufs") != 0) {
    return -4;
  }
# endif

  if (debug > 5) {
    printf ("quota: quotactl on %s (%d %d)\n", diqinfo->name, _quotactl_pos_1, _quotactl_pos_2);
  }
  /* AIX 7 has quotactl position 1 */
# if _lib_quotactl && _quotactl_pos_1
  rc = quotactl (diqinfo->name, cmd, (int) id, (caddr_t) &(qdata->qinfo));
# endif
# if _lib_quotactl && ! _quotactl_pos_1 && (_quotactl_pos_2 || defined(_AIX))
#  if defined(_AIX)
  /* AIX has linux compatibility routine, but needs name rather than special */
  rc = quotactl (cmd, diqinfo->name, (int) id, (caddr_t) &(qdata->qinfo));
#  else
  rc = quotactl (cmd, (_c_arg_2_quotactl) diqinfo->special, (int) id, (caddr_t) &(qdata->qinfo));
#  endif
# endif
# if _has_std_quotas && _sys_fs_ufs_quota && ! _lib_vquotactl /* Solaris */
  {
    int             fd;
    struct quotctl  qop;
    char            tname [DI_NAME_LEN + 1];

    qop.op = Q_GETQUOTA;
    qop.uid = id;
    qop.addr = (caddr_t) &(qdata->qinfo);
    strncpy (tname, diqinfo->name, DI_NAME_LEN);
    strncat (tname, "/quotas", DI_NAME_LEN);
    fd = open (tname, O_RDONLY | O_NOCTTY);
    if (fd >= 0) {
      rc = ioctl (fd, Q_QUOTACTL, &qop);
      close (fd);
    } else {
      rc = fd;
    }
  }
# endif  /* _sys_fs_ufs_quota */

  return rc;
}
#endif /* ! _lib_quota_open */

void
diquota (diQuota_t *diqinfo)
{
  int               rc;
  int               xfsflag;
#if _has_std_quotas
  qdata_t           qdata;
#endif
#if _lib_quota_open
  struct quotahandle    *qh;
#endif
#if _has_std_quotas && ! _lib_quota_open && ! _lib_vquotactl
  int               ucmd = 0;
  int               gcmd = 0;
#endif

  if (debug > 5) {
    printf ("quota: diquota\n");
  }
  rc = -1;
  xfsflag = FALSE;

  diqinfo->limit = 0;
  diqinfo->used = 0;
  diqinfo->ilimit = 0;
  diqinfo->iused = 0;

#if _lib_vquotactl
  rc = vquotactl_get (diqinfo, &qdata.vqval);
  qdata.vqval.vqvalptr = &qdata.vqval.uvqval;
#endif

#if _lib_quota_open
  qh = quota_open (diqinfo->name);
  rc = quota_open_get (qh, QUOTA_IDTYPE_USER, diqinfo->uid, &qdata.qval);
#endif

#if ! _lib_quota_open
  if (strncmp (diqinfo->type, "nfs", (Size_t) 3) == 0 &&
      strcmp (diqinfo->type, "nfsd") != 0) {
# if _has_std_nfs_quotas
    diquota_nfs (diqinfo);
# endif
    return;
  }
#endif

#if _has_std_quotas && ! _lib_quota_open && ! _lib_vquotactl
  if (strcmp (diqinfo->type, "xfs") == 0) {
# if _hdr_linux_dqblk_xfs
    ucmd = QCMD (Q_XGETQUOTA, USRQUOTA);
    gcmd = QCMD (Q_XGETQUOTA, GRPQUOTA);
    xfsflag = TRUE;
# endif
    ;
  } else {
# if _define_QCMD
    ucmd = QCMD (Q_GETQUOTA, USRQUOTA);
    gcmd = QCMD (Q_GETQUOTA, GRPQUOTA);
# else
    /* hp-ux doesn't have QCMD */
    ucmd = Q_GETQUOTA;
    gcmd = Q_GETQUOTA;
# endif
  }

  rc = quotactl_get (diqinfo, ucmd, diqinfo->uid, &qdata);
#endif /* _has_std_quotas && ! _lib_quota_open && ! _lib_vquotactl */

#if _has_std_quotas
  di_process_quotas ("usr", diqinfo, rc, xfsflag, &qdata);

#if _lib_vquotactl
  qdata.vqval.vqvalptr = &qdata.vqval.gvqval;
#endif
# if _lib_quota_open
  rc = quota_open_get (qh, QUOTA_IDTYPE_GROUP, diqinfo->uid, &qdata.qval);
# endif
# if ! _lib_quota_open && ! _lib_vquotactl
#  ifdef GRPQUOTA
  if (rc == 0 || errno != ESRCH) {
    rc = quotactl_get (diqinfo, gcmd, diqinfo->gid, &qdata);
  }
#  endif /* ifdef GRPQUOTA */
# endif /* ! _lib_quota_open && ! _lib_vquotactl */

# if _lib_quota_open
  if (qh != (struct quotahandle *) NULL) {
    quota_close (qh);
  }
# endif

# if defined(GRPQUOTA) || _lib_quota_open || _lib_vquotactl
  di_process_quotas ("grp", diqinfo, rc, xfsflag, &qdata);
# endif
#endif /* _has_std_quotas */
}

#if _has_std_nfs_quotas && ! _lib_quota_open

#ifdef RQ_PATHLEN
# define DI_RQ_PATHLEN  RQ_PATHLEN
#else
# define DI_RQ_PATHLEN  1024
#endif

static bool_t
xdr_quota_get (XDR *xp, struct getquota_args *args)
{
  if (debug > 5) {
    printf ("quota: xdr_quota_get\n");
  }

  if (! xdr_string (xp, &args->gqa_pathp, DI_RQ_PATHLEN)) {
    return 0;
  }
  if (! xdr_gqa_uid (xp, &args->gqa_uid)) {
    return 0;
  }
  return 1;
}

static bool_t
xdr_quota_rslt (XDR *xp, struct getquota_rslt *rslt)
{
  int           quotastat;
  struct rquota *rptr;

  if (debug > 5) {
    printf ("quota: xdr_quota_rslt\n");
  }

  if (! xdr_int (xp, &quotastat)) {
    return 0;
  }
# if _mem_struct_getquota_rslt_gqr_status
  rslt->gqr_status = quotastat;
# else
#  pragma clang diagnostic push
#  pragma clang diagnostic ignored "-Wsign-conversion"
  rslt->status = (gqr_status) quotastat;
#  pragma clang diagnostic pop
# endif
# if _mem_struct_getquota_rslt_gqr_rquota
  rptr = &rslt->gqr_rquota;
# else
  rptr = &rslt->getquota_rslt_u.gqr_rquota;
# endif

  if (! xdr_int (xp, &rptr->rq_bsize)) {
    return 0;
  }
  if (! xdr_bool (xp, &rptr->rq_active)) {
    return 0;
  }
  if (! xdr_rq_bhardlimit (xp, &rptr->rq_bhardlimit)) {
    return 0;
  }
  if (! xdr_rq_bsoftlimit (xp, &rptr->rq_bsoftlimit)) {
    return 0;
  }
  if (! xdr_rq_curblocks (xp, &rptr->rq_curblocks)) {
    return 0;
  }
  if (! xdr_rq_fhardlimit (xp, &rptr->rq_fhardlimit)) {
    return 0;
  }
  if (! xdr_rq_fsoftlimit (xp, &rptr->rq_fsoftlimit)) {
    return 0;
  }
  if (! xdr_rq_curfiles (xp, &rptr->rq_curfiles)) {
    return 0;
  }
  return (1);
}

static void
diquota_nfs (diQuota_t *diqinfo)
{
    CLIENT                  *rqclnt;
    enum clnt_stat          clnt_stat;
    struct timeval          timeout;
    char                    host [DI_SPEC_NAME_LEN + 1];
    char                    *ptr;
    char                    *path;
    struct getquota_args    args;
    struct getquota_rslt    result;
    struct rquota           *rptr;
    int                     quotastat;
    _fs_size_t              tsize;

    if (debug > 5) {
      printf ("quota: diquota_nfs\n");
    }
    timeout.tv_sec = 2;
    timeout.tv_usec = 0;

    strncpy (host, diqinfo->special, DI_SPEC_NAME_LEN);
    path = host;
    ptr = strchr (host, ':');
    if (ptr != (char *) NULL) {
      *ptr = '\0';
      path = ptr + 1;
    }
    if (debug > 2) {
      printf ("quota: nfs: host: %s path: %s\n", host, path);
    }
    args.gqa_pathp = path;
    args.gqa_uid = (int) diqinfo->uid;

    rqclnt = clnt_create (host, (unsigned long) RQUOTAPROG,
        (unsigned long) RQUOTAVERS, "udp");
    if (rqclnt == (CLIENT *) NULL) {
      if (debug > 2) {
        printf ("quota: nfs: create failed %d\n", errno);
      }
      return;
    }
    rqclnt->cl_auth = authunix_create_default();
    clnt_stat = clnt_call (rqclnt, (unsigned long) RQUOTAPROC_GETQUOTA,
        (xdrproc_t) xdr_quota_get, (caddr_t) &args,
        (xdrproc_t) xdr_quota_rslt, (caddr_t) &result, timeout);
    if (clnt_stat != RPC_SUCCESS) {
      if (debug > 2) {
        printf ("quota: nfs: not success\n");
      }
      if (rqclnt->cl_auth) {
        auth_destroy (rqclnt->cl_auth);
      }
      clnt_destroy (rqclnt);
      return;
    }

# if _mem_struct_getquota_rslt_gqr_status
    quotastat = (int) result.gqr_status;
# else
    quotastat = (int) result.status;
# endif
    if (quotastat == 1) {
# if _mem_struct_getquota_rslt_gqr_rquota
      rptr = &result.gqr_rquota;
# else
      rptr = &result.getquota_rslt_u.gqr_rquota;
# endif

      if (debug > 2) {
        printf ("quota: nfs: status 1\n");
        printf ("quota: nfs: rq_bsize: %d\n", rptr->rq_bsize);
        printf ("quota: nfs: rq_active: %d\n", rptr->rq_active);
      }

      diqinfo->limit = (_fs_size_t) rptr->rq_bhardlimit *
            (_fs_size_t) rptr->rq_bsize;
      tsize = (_fs_size_t) rptr->rq_bsoftlimit *
              (_fs_size_t) rptr->rq_bsize;
      if (tsize != 0 && tsize < diqinfo->limit) {
        diqinfo->limit = tsize;
      }
      if (diqinfo->limit != 0) {
        diqinfo->used = (_fs_size_t) rptr->rq_curblocks *
              (_fs_size_t) rptr->rq_bsize;
      }

      diqinfo->ilimit = rptr->rq_fhardlimit;
      tsize = rptr->rq_fsoftlimit;
      if (tsize != 0 && tsize < diqinfo->ilimit) {
        diqinfo->ilimit = tsize;
      }
      if (diqinfo->ilimit != 0) {
        diqinfo->iused = rptr->rq_curfiles;
      }
    }

    if (rqclnt->cl_auth) {
      auth_destroy (rqclnt->cl_auth);
    }
    clnt_destroy (rqclnt);
}
#endif  /* have std nfs quotas */

#if _has_std_quotas
static void
di_process_quotas (const char *tag, diQuota_t *diqinfo,
                  int rc, int xfsflag, qdata_t *qdata)
{
  _fs_size_t        quotBlockSize = { DI_QUOT_BLOCK_SIZE };
  _fs_size_t        spaceBlockSize = { DI_QUOT_BLOCK_SIZE };
  _fs_size_t        tsize;
  _fs_size_t        tlimit;

  if (debug > 5) {
    printf ("quota: di_process_quotas\n");
  }
# if _lib_vquotactl
  quotBlockSize = 1;
  spaceBlockSize = 1;
# endif
# if _mem_struct_dqblk_dqb_curspace
  spaceBlockSize = 1;
# endif
  if (xfsflag) {
    quotBlockSize = 512;
    spaceBlockSize = 512;
  }

  if (rc == 0) {
    tsize = 0;
    tlimit = 0;
    if (debug > 1) { printf ("# diquota: blocksize: %lld\n", quotBlockSize); }
    if (xfsflag) {
# if _typ_fs_disk_quota_t
      if (debug > 1) { printf ("# diquota: fs_disk_quota_t\n"); }
      tsize = qdata->xfsqinfo.d_blk_hardlimit;
# endif
      ;
    } else {
# if _lib_vquotactl
      if (debug > 1) { printf ("# diquota: vquotactl\n"); }
      tsize = qdata->vqval.vqvalptr->limit;
# endif
# if _typ_struct_quotaval
      if (debug > 1) { printf ("# diquota: struct quotaval\n"); }
      tsize = qdata->qval.qbval.qv_hardlimit;
# endif
# if _typ_struct_dqblk && ! _lib_vquotactl
      if (debug > 1) { printf ("# diquota: struct dqblk\n"); }
      tsize = qdata->qinfo.dqb_bhardlimit;
# endif
    }
    if (debug > 2) {
      printf ("quota: %s %s b hard: %lld\n", tag, diqinfo->name, tsize);
    }

    if ((_s_fs_size_t) tsize > 0) {
      tsize *= quotBlockSize;
      if (tsize > 0 && (tsize < diqinfo->limit || diqinfo->limit == 0)) {
        if (debug > 2) {
          printf ("quota: using b hard: %lld (%lld)\n", tsize, quotBlockSize);
        }
        diqinfo->limit = tsize;
        tlimit = tsize;
      }
    }

    if (xfsflag) {
# if _typ_fs_disk_quota_t
      tsize = qdata->xfsqinfo.d_blk_softlimit;
# endif
      ;
    } else {
# if _lib_vquotactl  /* no soft limit, use hard */
      tsize = qdata->vqval.vqvalptr->limit;
# endif
# if _typ_struct_quotaval
      tsize = qdata->qval.qbval.qv_softlimit;
# endif
# if _typ_struct_dqblk && ! _lib_vquotactl
      tsize = qdata->qinfo.dqb_bsoftlimit;
# endif
    }
    if (debug > 2) {
      printf ("quota: %s %s b soft: %lld\n", tag, diqinfo->name, tsize);
    }
    if ((_s_fs_size_t) tsize > 0) {
      tsize *= quotBlockSize;
      if (tsize > 0 && (tsize < diqinfo->limit || diqinfo->limit == 0)) {
        if (debug > 2) {
          printf ("quota: using b soft: %lld (%lld)\n", tsize, quotBlockSize);
        }
        diqinfo->limit = tsize;
        tlimit = tsize;
      }
    }

      /* any quota set? */
    if (tlimit == 0) {
      if (debug > 2) {
        printf ("quota: %s %s no quota\n", tag, diqinfo->name);
      }
      return;
    }

    if (debug > 1) { printf ("# diquota: space block size: %lld\n", spaceBlockSize); }
    tlimit = 0;
    if (xfsflag) {
# if _typ_fs_disk_quota_t
      if (debug > 1) { printf ("# diquota: fs_disk_quota_t\n"); }
      tsize = qdata->xfsqinfo.d_bcount;
# endif
      ;
    } else {
# if _lib_vquotactl
      if (debug > 1) { printf ("# diquota: vquotactl\n"); }
      tsize = qdata->vqval.vqvalptr->usage;
# endif
# if _typ_struct_quotaval
      if (debug > 1) { printf ("# diquota: struct quotaval\n"); }
      tsize = qdata->qval.qbval.qv_usage;
# endif
# if _mem_struct_dqblk_dqb_curspace
      if (debug > 1) { printf ("# diquota: dqb_curspace\n"); }
      tsize = qdata->qinfo.dqb_curspace;
# endif
# if _mem_struct_dqblk_dqb_curblocks && ! _lib_vquotactl
      if (debug > 1) { printf ("# diquota: dqb_curblocks\n"); }
      tsize = qdata->qinfo.dqb_curblocks;
# endif
    }

    tsize *= spaceBlockSize;
    if (tsize > diqinfo->used || diqinfo->used == 0) {
      diqinfo->used = tsize;
    }

    if (debug > 2) {
      printf ("quota: %s %s used: %lld limit: %lld\n", tag, diqinfo->name,
          diqinfo->used, diqinfo->limit);
    }

# if ! _lib_vquotactl   /* no inode limits */
    if (xfsflag) {
#  if _typ_fs_disk_quota_t
      tsize = qdata->xfsqinfo.d_ino_hardlimit;
#  endif
      ;
    } else {
#  if _typ_struct_quotaval
      tsize = qdata->qval.qival.qv_hardlimit;
#  endif
#  if _typ_struct_dqblk && ! _lib_vquotactl
      tsize = qdata->qinfo.dqb_ihardlimit;
#  endif
    }
    if (tsize > 0 && (tsize < diqinfo->ilimit || diqinfo->ilimit == 0)) {
      diqinfo->ilimit = tsize;
      tlimit = tsize;
    }
    if (debug > 2) {
      printf ("quota: %s %s i hard: %lld\n", tag, diqinfo->name, tsize);
    }

    if (xfsflag) {
#  if _typ_fs_disk_quota_t
      tsize = qdata->xfsqinfo.d_ino_softlimit;
#  endif
      ;
    } else {
#  if _typ_struct_quotaval
      tsize = qdata->qval.qival.qv_softlimit;
#  endif
#  if _typ_struct_dqblk && ! _lib_vquotactl
      tsize = qdata->qinfo.dqb_isoftlimit;
#  endif
    }
    if (tsize > 0 && (tsize < diqinfo->ilimit || diqinfo->ilimit == 0)) {
      diqinfo->ilimit = tsize;
      tlimit = tsize;
    }
    if (debug > 2) {
      printf ("quota: %s %s i soft: %lld\n", tag, diqinfo->name, tsize);
    }

      /* any quota set? */
    if (tlimit == 0) {
      if (debug > 2) {
        printf ("quota: %s %s no inode quota\n", tag, diqinfo->name);
      }
      return;
    }

    if (xfsflag) {
#  if _typ_fs_disk_quota_t
      tsize = qdata->xfsqinfo.d_icount;
#  endif
      ;
    } else {
#  if _typ_struct_quotaval
      tsize = qdata->qval.qival.qv_usage;
#  endif
#  if ! _lib_quota_open && ! _lib_vquotactl
      tsize = qdata->qinfo.dqb_curinodes;
#  endif
    }
    if (tsize > diqinfo->iused || diqinfo->iused == 0) {
      diqinfo->iused = tsize;
    }
    if (debug > 2) {
      printf ("quota: %s %s i used: %lld\n", tag, diqinfo->name, tsize);
    }
# endif /* ! _lib_vquotactl */
  } else {
    if (debug > 2) {
      printf ("quota: %s %s errno %d\n", tag, diqinfo->name, errno);
    }
  }
}
#endif /* _has_std_quotas */
