/* * $Id: quota.c,v 1.35 2010-04-03 07:11:35 franklahm Exp $ * * Copyright (c) 1990,1993 Regents of The University of Michigan. * All Rights Reserved. See COPYRIGHT. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif /* HAVE_CONFIG_H */ #ifndef NO_QUOTA_SUPPORT #include #include #include #include #include /* STDC check */ #if STDC_HEADERS #include #else /* STDC_HEADERS */ #ifndef HAVE_STRCHR #define strchr index #define strrchr index #endif /* HAVE_STRCHR */ char *strchr (), *strrchr (); #ifndef HAVE_MEMCPY #define memcpy(d,s,n) bcopy ((s), (d), (n)) #define memmove(d,s,n) bcopy ((s), (d), (n)) #endif /* ! HAVE_MEMCPY */ #endif /* STDC_HEADERS */ #include #include #include #ifdef HAVE_UNISTD_H #include #endif /* HAVE_UNISTD_H */ #ifdef HAVE_FCNTL_H #include #endif /* HAVE_FCNTL_H */ #include #include #include #include #include "auth.h" #include "volume.h" #include "unix.h" #ifdef HAVE_LIBQUOTA #include static int getfreespace(struct vol *vol, VolSpace *bfree, VolSpace *btotal, uid_t uid, const char *classq) { int retq; struct ufs_quota_entry ufsq[QUOTA_NLIMITS]; time_t now; if (time(&now) == -1) { LOG(log_info, logtype_afpd, "time(): %s", strerror(errno)); return -1; } if ( seteuid( getuid() ) != 0 ) { LOG(log_info, logtype_afpd, "seteuid(): %s", strerror(errno)); return -1; } if ((retq = getfsquota(vol->v_path, ufsq, uid, classq)) < 0) { LOG(log_info, logtype_afpd, "getfsquota(%s, %s): %s", vol->v_path, classq, strerror(errno)); } seteuid( uid ); if (retq < 1) return retq; switch(QL_STATUS(quota_check_limit(ufsq[QUOTA_LIMIT_BLOCK].ufsqe_cur, 1, ufsq[QUOTA_LIMIT_BLOCK].ufsqe_softlimit, ufsq[QUOTA_LIMIT_BLOCK].ufsqe_hardlimit, ufsq[QUOTA_LIMIT_BLOCK].ufsqe_time, now))) { case QL_S_DENY_HARD: case QL_S_DENY_GRACE: *bfree = 0; *btotal = dbtob(ufsq[QUOTA_LIMIT_BLOCK].ufsqe_cur); break; default: *bfree = dbtob(ufsq[QUOTA_LIMIT_BLOCK].ufsqe_hardlimit - ufsq[QUOTA_LIMIT_BLOCK].ufsqe_cur); *btotal = dbtob(ufsq[QUOTA_LIMIT_BLOCK].ufsqe_hardlimit); break; } return 1; } int uquota_getvolspace( struct vol *vol, VolSpace *bfree, VolSpace *btotal, const u_int32_t bsize) { int uretq, gretq; VolSpace ubfree, ubtotal; VolSpace gbfree, gbtotal; uretq = getfreespace(vol, &ubfree, &ubtotal, uuid, QUOTADICT_CLASS_USER); LOG(log_info, logtype_afpd, "getfsquota(%s): %d %d", vol->v_path, (int)ubfree, (int)ubtotal); if (ngroups >= 1) { gretq = getfreespace(vol, &ubfree, &ubtotal, groups[0], QUOTADICT_CLASS_GROUP); } else gretq = -1; if (uretq < 1 && gretq < 1) { /* no quota for this fs */ return AFPERR_PARAM; } if (uretq < 1) { /* use group quotas */ *bfree = gbfree; *btotal = gbtotal; } else if (gretq < 1) { /* use user quotas */ *bfree = ubfree; *btotal = ubtotal; } else { /* return smallest remaining space of user and group */ if (ubfree < gbfree) { *bfree = ubfree; *btotal = ubtotal; } else { *bfree = gbfree; *btotal = gbtotal; } } return AFP_OK; } #else /* HAVE_LIBQUOTA */ /* #define DEBUG_QUOTA 0 */ #define WANT_USER_QUOTA 0 #define WANT_GROUP_QUOTA 1 #ifdef NEED_QUOTACTL_WRAPPER int quotactl(int cmd, const char *special, int id, caddr_t addr) { return syscall(__NR_quotactl, cmd, special, id, addr); } #endif /* NEED_QUOTACTL_WRAPPER */ static int overquota( struct dqblk *); #ifdef linux #ifdef HAVE_LINUX_XQM_H #include #else #ifdef HAVE_XFS_XQM_H #include #define HAVE_LINUX_XQM_H #else #ifdef HAVE_LINUX_DQBLK_XFS_H #include #define HAVE_LINUX_XQM_H #endif /* HAVE_LINUX_DQBLK_XFS_H */ #endif /* HAVE_XFS_XQM_H */ #endif /* HAVE_LINUX_XQM_H */ #include static int is_xfs = 0; static int get_linux_xfs_quota(int, char*, uid_t, struct dqblk *); static int get_linux_fs_quota(int, char*, uid_t, struct dqblk *); /* format supported by current kernel */ static int kernel_iface = IFACE_UNSET; /* ** Check kernel quota version ** Taken from quota-tools 3.08 by Jan Kara */ static void linuxquota_get_api( void ) { #ifndef LINUX_API_VERSION struct stat st; if (stat("/proc/sys/fs/quota", &st) == 0) { kernel_iface = IFACE_GENERIC; } else { struct dqstats_v2 v2_stats; struct sigaction sig; struct sigaction oldsig; /* This signal handling is needed because old kernels send us SIGSEGV as they try to resolve the device */ sig.sa_handler = SIG_IGN; sig.sa_sigaction = NULL; sig.sa_flags = 0; sigemptyset(&sig.sa_mask); if (sigaction(SIGSEGV, &sig, &oldsig) < 0) { LOG( log_error, logtype_afpd, "cannot set SEGV signal handler: %s", strerror(errno)); goto failure; } if (quotactl(QCMD(Q_V2_GETSTATS, 0), NULL, 0, (void *)&v2_stats) >= 0) { kernel_iface = IFACE_VFSV0; } else if (errno != ENOSYS && errno != ENOTSUP) { /* RedHat 7.1 (2.4.2-2) newquota check * Q_V2_GETSTATS in it's old place, Q_GETQUOTA in the new place * (they haven't moved Q_GETSTATS to its new value) */ int err_stat = 0; int err_quota = 0; char tmp[1024]; /* Just temporary buffer */ if (quotactl(QCMD(Q_V1_GETSTATS, 0), NULL, 0, tmp)) err_stat = errno; if (quotactl(QCMD(Q_V1_GETQUOTA, 0), "/dev/null", 0, tmp)) err_quota = errno; /* On a RedHat 2.4.2-2 we expect 0, EINVAL * On a 2.4.x we expect 0, ENOENT * On a 2.4.x-ac we wont get here */ if (err_stat == 0 && err_quota == EINVAL) { kernel_iface = IFACE_VFSV0; } else { kernel_iface = IFACE_VFSOLD; } } else { /* This branch is *not* in quota-tools 3.08 ** but without it quota version is not correctly ** identified for the original SuSE 8.0 kernel */ unsigned int vers_no; FILE * qf; if ((qf = fopen("/proc/fs/quota", "r"))) { if (fscanf(qf, "Version %u", &vers_no) == 1) { if ( (vers_no == (6*10000 + 5*100 + 0)) || (vers_no == (6*10000 + 5*100 + 1)) ) { kernel_iface = IFACE_VFSV0; } } fclose(qf); } } if (sigaction(SIGSEGV, &oldsig, NULL) < 0) { LOG(log_error, logtype_afpd, "cannot reset signal handler: %s", strerror(errno)); goto failure; } } failure: if (kernel_iface == IFACE_UNSET) kernel_iface = IFACE_VFSOLD; #else /* defined LINUX_API_VERSION */ kernel_iface = LINUX_API_VERSION; #endif } /****************************************************************************/ static int get_linux_quota(int what, char *path, uid_t euser_id, struct dqblk *dp) { int r; /* result */ if ( is_xfs ) r=get_linux_xfs_quota(what, path, euser_id, dp); else r=get_linux_fs_quota(what, path, euser_id, dp); return r; } /**************************************************************************** Abstract out the XFS Quota Manager quota get call. ****************************************************************************/ static int get_linux_xfs_quota(int what, char *path, uid_t euser_id, struct dqblk *dqb) { int ret = -1; #ifdef HAVE_LINUX_XQM_H struct fs_disk_quota D; memset (&D, 0, sizeof(D)); if ((ret = quotactl(QCMD(Q_XGETQUOTA,(what ? GRPQUOTA : USRQUOTA)), path, euser_id, (caddr_t)&D))) return ret; dqb->bsize = (u_int64_t)512; dqb->dqb_bsoftlimit = (u_int64_t)D.d_blk_softlimit; dqb->dqb_bhardlimit = (u_int64_t)D.d_blk_hardlimit; dqb->dqb_ihardlimit = (u_int64_t)D.d_ino_hardlimit; dqb->dqb_isoftlimit = (u_int64_t)D.d_ino_softlimit; dqb->dqb_curinodes = (u_int64_t)D.d_icount; dqb->dqb_curblocks = (u_int64_t)D.d_bcount; #endif return ret; } /* ** Wrapper for the quotactl(GETQUOTA) call. ** For API v2 the results are copied back into a v1 structure. ** Taken from quota-1.4.8 perl module */ static int get_linux_fs_quota(int what, char *path, uid_t euser_id, struct dqblk *dqb) { int ret; if (kernel_iface == IFACE_UNSET) linuxquota_get_api(); if (kernel_iface == IFACE_GENERIC) { struct dqblk_v3 dqb3; ret = quotactl(QCMD(Q_V3_GETQUOTA, (what ? GRPQUOTA : USRQUOTA)), path, euser_id, (caddr_t) &dqb3); if (ret == 0) { dqb->dqb_bhardlimit = dqb3.dqb_bhardlimit; dqb->dqb_bsoftlimit = dqb3.dqb_bsoftlimit; dqb->dqb_curblocks = dqb3.dqb_curspace / DEV_QBSIZE; dqb->dqb_ihardlimit = dqb3.dqb_ihardlimit; dqb->dqb_isoftlimit = dqb3.dqb_isoftlimit; dqb->dqb_curinodes = dqb3.dqb_curinodes; dqb->dqb_btime = dqb3.dqb_btime; dqb->dqb_itime = dqb3.dqb_itime; dqb->bsize = DEV_QBSIZE; } } else if (kernel_iface == IFACE_VFSV0) { struct dqblk_v2 dqb2; ret = quotactl(QCMD(Q_V2_GETQUOTA, (what ? GRPQUOTA : USRQUOTA)), path, euser_id, (caddr_t) &dqb2); if (ret == 0) { dqb->dqb_bhardlimit = dqb2.dqb_bhardlimit; dqb->dqb_bsoftlimit = dqb2.dqb_bsoftlimit; dqb->dqb_curblocks = dqb2.dqb_curspace / DEV_QBSIZE; dqb->dqb_ihardlimit = dqb2.dqb_ihardlimit; dqb->dqb_isoftlimit = dqb2.dqb_isoftlimit; dqb->dqb_curinodes = dqb2.dqb_curinodes; dqb->dqb_btime = dqb2.dqb_btime; dqb->dqb_itime = dqb2.dqb_itime; dqb->bsize = DEV_QBSIZE; } } else /* if (kernel_iface == IFACE_VFSOLD) */ { struct dqblk_v1 dqb1; ret = quotactl(QCMD(Q_V1_GETQUOTA, (what ? GRPQUOTA : USRQUOTA)), path, euser_id, (caddr_t) &dqb1); if (ret == 0) { dqb->dqb_bhardlimit = dqb1.dqb_bhardlimit; dqb->dqb_bsoftlimit = dqb1.dqb_bsoftlimit; dqb->dqb_curblocks = dqb1.dqb_curblocks; dqb->dqb_ihardlimit = dqb1.dqb_ihardlimit; dqb->dqb_isoftlimit = dqb1.dqb_isoftlimit; dqb->dqb_curinodes = dqb1.dqb_curinodes; dqb->dqb_btime = dqb1.dqb_btime; dqb->dqb_itime = dqb1.dqb_itime; dqb->bsize = DEV_QBSIZE; } } return ret; } #endif /* linux */ #if defined(HAVE_SYS_MNTTAB_H) || defined(__svr4__) /* * Return the mount point associated with the filesystem * on which "file" resides. Returns NULL on failure. */ static char * mountp( char *file, int *nfs) { struct stat sb; FILE *mtab; dev_t devno; static struct mnttab mnt; if (stat(file, &sb) < 0) { return( NULL ); } devno = sb.st_dev; if (( mtab = fopen( "/etc/mnttab", "r" )) == NULL ) { return( NULL ); } while ( getmntent( mtab, &mnt ) == 0 ) { /* local fs */ if ( (stat( mnt.mnt_special, &sb ) == 0) && (devno == sb.st_rdev)) { fclose( mtab ); return mnt.mnt_mountp; } /* check for nfs. we probably should use * strcmp(mnt.mnt_fstype, MNTTYPE_NFS), but that's not as fast. */ if ((stat(mnt.mnt_mountp, &sb) == 0) && (devno == sb.st_dev) && strchr(mnt.mnt_special, ':')) { *nfs = 1; fclose( mtab ); return mnt.mnt_special; } } fclose( mtab ); return( NULL ); } #else /* __svr4__ */ #ifdef ultrix /* * Return the block-special device name associated with the filesystem * on which "file" resides. Returns NULL on failure. */ static char * special( char *file, int *nfs) { static struct fs_data fsd; if ( getmnt(0, &fsd, 0, STAT_ONE, file ) < 0 ) { LOG(log_info, logtype_afpd, "special: getmnt %s: %s", file, strerror(errno) ); return( NULL ); } /* XXX: does this really detect an nfs mounted fs? */ if (strchr(fsd.fd_req.devname, ':')) *nfs = 1; return( fsd.fd_req.devname ); } #else /* ultrix */ #if (defined(HAVE_SYS_MOUNT_H) && !defined(__linux__)) || defined(BSD4_4) || defined(_IBMR2) static char * special(char *file, int *nfs) { static struct statfs sfs; if ( statfs( file, &sfs ) < 0 ) { return( NULL ); } #ifdef TRU64 /* Digital UNIX: The struct sfs contains a field sfs.f_type, * the MOUNT_* constants are defined in */ if ((sfs.f_type == MOUNT_NFS)||(sfs.f_type == MOUNT_NFS3)) #else /* TRU64 */ /* XXX: make sure this really detects an nfs mounted fs */ if (strchr(sfs.f_mntfromname, ':')) #endif /* TRU64 */ *nfs = 1; return( sfs.f_mntfromname ); } #else /* BSD4_4 */ static char * special(char *file, int *nfs) { struct stat sb; FILE *mtab; dev_t devno; struct mntent *mnt; int found=0; if (stat(file, &sb) < 0 ) { return( NULL ); } devno = sb.st_dev; if (( mtab = setmntent( "/etc/mtab", "r" )) == NULL ) { return( NULL ); } while (( mnt = getmntent( mtab )) != NULL ) { /* check for local fs */ if ( (stat( mnt->mnt_fsname, &sb ) == 0) && devno == sb.st_rdev) { found = 1; break; } /* check for an nfs mount entry. the alternative is to use * strcmp(mnt->mnt_type, MNTTYPE_NFS) instead of the strchr. */ if ((stat(mnt->mnt_dir, &sb) == 0) && (devno == sb.st_dev) && strchr(mnt->mnt_fsname, ':')) { *nfs = 1; found = 1; break; } } endmntent( mtab ); if (!found) return (NULL); #ifdef linux if (strcmp(mnt->mnt_type, "xfs") == 0) is_xfs = 1; #endif return( mnt->mnt_fsname ); } #endif /* BSD4_4 */ #endif /* ultrix */ #endif /* __svr4__ */ static int getfsquota(struct vol *vol, const int uid, struct dqblk *dq) { struct dqblk dqg; #ifdef __svr4__ struct quotctl qc; #endif memset(&dqg, 0, sizeof(dqg)); #ifdef __svr4__ qc.op = Q_GETQUOTA; qc.uid = uid; qc.addr = (caddr_t)dq; if ( ioctl( vol->v_qfd, Q_QUOTACTL, &qc ) < 0 ) { return( AFPERR_PARAM ); } #else /* __svr4__ */ #ifdef ultrix if ( quota( Q_GETDLIM, uid, vol->v_gvs, dq ) != 0 ) { return( AFPERR_PARAM ); } #else /* ultrix */ #ifndef USRQUOTA #define USRQUOTA 0 #endif #ifndef QCMD #define QCMD(a,b) (a) #endif #ifndef TRU64 /* for group quotas. we only use these if the user belongs * to one group. */ #endif /* TRU64 */ #ifdef BSD4_4 if ( seteuid( getuid() ) == 0 ) { if ( quotactl( vol->v_path, QCMD(Q_GETQUOTA,USRQUOTA), uid, (char *)dq ) != 0 ) { /* try group quotas */ if (ngroups >= 1) { if ( quotactl(vol->v_path, QCMD(Q_GETQUOTA, GRPQUOTA), groups[0], (char *) &dqg) != 0 ) { seteuid( uid ); return( AFPERR_PARAM ); } } } seteuid( uid ); } #elif defined(TRU64) if ( seteuid( getuid() ) == 0 ) { if ( quotactl( vol->v_path, QCMD(Q_GETQUOTA, USRQUOTA), uid, (char *)dq ) != 0 ) { seteuid( uid ); return ( AFPERR_PARAM ); } seteuid( uid ); } #else /* BSD4_4 */ if (get_linux_quota (WANT_USER_QUOTA, vol->v_gvs, uid, dq) !=0) { return( AFPERR_PARAM ); } if (get_linux_quota(WANT_GROUP_QUOTA, vol->v_gvs, getegid(), &dqg) != 0) { #ifdef DEBUG_QUOTA LOG(log_debug, logtype_afpd, "group quota did not work!" ); #endif /* DEBUG_QUOTA */ return AFP_OK; /* no need to check user vs group quota */ } #endif /* BSD4_4 */ #ifndef TRU64 /* return either the group quota entry or user quota entry, whichever has the least amount of space remaining */ /* if user space remaining > group space remaining */ if( /* if overquota, free space is 0 otherwise hard-current */ ( overquota( dq ) ? 0 : ( dq->dqb_bhardlimit ? dq->dqb_bhardlimit - dq->dqb_curblocks : ~((u_int64_t) 0) ) ) > ( overquota( &dqg ) ? 0 : ( dqg.dqb_bhardlimit ? dqg.dqb_bhardlimit - dqg.dqb_curblocks : ~((u_int64_t) 0) ) ) ) /* if */ { /* use group quota limits rather than user limits */ dq->dqb_curblocks = dqg.dqb_curblocks; dq->dqb_bhardlimit = dqg.dqb_bhardlimit; dq->dqb_bsoftlimit = dqg.dqb_bsoftlimit; dq->dqb_btimelimit = dqg.dqb_btimelimit; } /* if */ #endif /* TRU64 */ #endif /* ultrix */ #endif /* __svr4__ */ return AFP_OK; } static int getquota( struct vol *vol, struct dqblk *dq, const u_int32_t bsize) { char *p; #ifdef __svr4__ char buf[ MAXPATHLEN + 1]; if ( vol->v_qfd == -1 && vol->v_gvs == NULL) { if (( p = mountp( vol->v_path, &vol->v_nfs)) == NULL ) { LOG(log_info, logtype_afpd, "getquota: mountp %s fails", vol->v_path ); return( AFPERR_PARAM ); } if (vol->v_nfs) { if (( vol->v_gvs = (char *)malloc( strlen( p ) + 1 )) == NULL ) { LOG(log_error, logtype_afpd, "getquota: malloc: %s", strerror(errno) ); return AFPERR_MISC; } strcpy( vol->v_gvs, p ); } else { sprintf( buf, "%s/quotas", p ); if (( vol->v_qfd = open( buf, O_RDONLY, 0 )) < 0 ) { LOG(log_info, logtype_afpd, "open %s: %s", buf, strerror(errno) ); return( AFPERR_PARAM ); } } } #else if ( vol->v_gvs == NULL ) { if (( p = special( vol->v_path, &vol->v_nfs )) == NULL ) { LOG(log_info, logtype_afpd, "getquota: special %s fails", vol->v_path ); return( AFPERR_PARAM ); } if (( vol->v_gvs = (char *)malloc( strlen( p ) + 1 )) == NULL ) { LOG(log_error, logtype_afpd, "getquota: malloc: %s", strerror(errno) ); return AFPERR_MISC; } strcpy( vol->v_gvs, p ); } #endif #ifdef TRU64 /* Digital UNIX: Two forms of specifying an NFS filesystem are possible, either 'hostname:path' or 'path@hostname' (Ultrix heritage) */ if (vol->v_nfs) { char *hostpath; char pathstring[MNAMELEN]; /* MNAMELEN ist defined in */ int result; if ((hostpath = strchr(vol->v_gvs,'@')) != NULL ) { /* convert 'path@hostname' to 'hostname:path', * call getnfsquota(), * convert 'hostname:path' back to 'path@hostname' */ *hostpath = '\0'; sprintf(pathstring,"%s:%s",hostpath+1,vol->v_gvs); strcpy(vol->v_gvs,pathstring); result = getnfsquota(vol, uuid, bsize, dq); hostpath = strchr(vol->v_gvs,':'); *hostpath = '\0'; sprintf(pathstring,"%s@%s",hostpath+1,vol->v_gvs); strcpy(vol->v_gvs,pathstring); return result; } else /* vol->v_gvs is of the form 'hostname:path' */ return getnfsquota(vol, uuid, bsize, dq); } else /* local filesystem */ return getfsquota(vol, uuid, dq); #else /* TRU64 */ return vol->v_nfs ? getnfsquota(vol, uuid, bsize, dq) : getfsquota(vol, uuid, dq); #endif /* TRU64 */ } static int overquota( struct dqblk *dqblk) { struct timeval tv; if ( dqblk->dqb_curblocks > dqblk->dqb_bhardlimit && dqblk->dqb_bhardlimit != 0 ) { return( 1 ); } if ( dqblk->dqb_curblocks < dqblk->dqb_bsoftlimit || dqblk->dqb_bsoftlimit == 0 ) { return( 0 ); } #ifdef ultrix if ( dqblk->dqb_bwarn ) { return( 0 ); } #else /* ultrix */ if ( gettimeofday( &tv, NULL ) < 0 ) { LOG(log_error, logtype_afpd, "overquota: gettimeofday: %s", strerror(errno) ); return( AFPERR_PARAM ); } if ( dqblk->dqb_btimelimit && dqblk->dqb_btimelimit > tv.tv_sec ) { return( 0 ); } #endif /* ultrix */ return( 1 ); } /* * This next bit is basically for linux -- everything is fine * if you use 1k blocks... but if you try (for example) to mount * a volume via nfs from a netapp (which might use 4k blocks) everything * gets reported improperly. I have no idea about dbtob on other * platforms. */ #ifdef HAVE_BROKEN_DBTOB #undef dbtob #define dbtob(a, b) ((VolSpace)((VolSpace)(a) * (VolSpace)(b))) #define HAVE_2ARG_DBTOB #endif #ifndef dbtob #define dbtob(a) ((a) << 10) #endif /* i do the cast to VolSpace here to make sure that 64-bit shifts work */ #ifdef HAVE_2ARG_DBTOB #define tobytes(a, b) dbtob((VolSpace) (a), (VolSpace) (b)) #else #define tobytes(a, b) dbtob((VolSpace) (a)) #endif int uquota_getvolspace( struct vol *vol, VolSpace *bfree, VolSpace *btotal, const u_int32_t bsize) { u_int64_t this_bsize; struct dqblk dqblk; this_bsize = bsize; if (getquota( vol, &dqblk, bsize) != 0 ) { return( AFPERR_PARAM ); } #ifdef linux this_bsize = dqblk.bsize; #endif #ifdef DEBUG_QUOTA LOG(log_debug, logtype_afpd, "after calling getquota in uquota_getvolspace!" ); LOG(log_debug, logtype_afpd, "dqb_ihardlimit: %u", dqblk.dqb_ihardlimit ); LOG(log_debug, logtype_afpd, "dqb_isoftlimit: %u", dqblk.dqb_isoftlimit ); LOG(log_debug, logtype_afpd, "dqb_curinodes : %u", dqblk.dqb_curinodes ); LOG(log_debug, logtype_afpd, "dqb_bhardlimit: %u", dqblk.dqb_bhardlimit ); LOG(log_debug, logtype_afpd, "dqb_bsoftlimit: %u", dqblk.dqb_bsoftlimit ); LOG(log_debug, logtype_afpd, "dqb_curblocks : %u", dqblk.dqb_curblocks ); LOG(log_debug, logtype_afpd, "dqb_btime : %u", dqblk.dqb_btime ); LOG(log_debug, logtype_afpd, "dqb_itime : %u", dqblk.dqb_itime ); LOG(log_debug, logtype_afpd, "bsize/this_bsize : %u/%u", bsize, this_bsize ); LOG(log_debug, logtype_afpd, "dqblk.dqb_bhardlimit size: %u", tobytes( dqblk.dqb_bhardlimit, this_bsize )); LOG(log_debug, logtype_afpd, "dqblk.dqb_bsoftlimit size: %u", tobytes( dqblk.dqb_bsoftlimit, this_bsize )); LOG(log_debug, logtype_afpd, "dqblk.dqb_curblocks size: %u", tobytes( dqblk.dqb_curblocks, this_bsize )); #endif /* DEBUG_QUOTA */ /* no limit set for this user. it might be set in the future. */ if (dqblk.dqb_bsoftlimit == 0 && dqblk.dqb_bhardlimit == 0) { *btotal = *bfree = ~((VolSpace) 0); } else if ( overquota( &dqblk )) { if ( tobytes( dqblk.dqb_curblocks, this_bsize ) > tobytes( dqblk.dqb_bsoftlimit, this_bsize ) ) { *btotal = tobytes( dqblk.dqb_curblocks, this_bsize ); *bfree = 0; } else { *btotal = tobytes( dqblk.dqb_bsoftlimit, this_bsize ); *bfree = tobytes( dqblk.dqb_bsoftlimit, this_bsize ) - tobytes( dqblk.dqb_curblocks, this_bsize ); } } else { *btotal = tobytes( dqblk.dqb_bhardlimit, this_bsize ); *bfree = tobytes( dqblk.dqb_bhardlimit, this_bsize ) - tobytes( dqblk.dqb_curblocks, this_bsize ); } #ifdef DEBUG_QUOTA LOG(log_debug, logtype_afpd, "bfree : %u", *bfree ); LOG(log_debug, logtype_afpd, "btotal : %u", *btotal ); LOG(log_debug, logtype_afpd, "bfree : %uKB", *bfree/1024 ); LOG(log_debug, logtype_afpd, "btotal : %uKB", *btotal/1024 ); #endif return( AFP_OK ); } #endif /* HAVE_LIBQUOTA */ #endif