From 74113cd60ecceaf73fce83e84dbcd58b498f2cb1 Mon Sep 17 00:00:00 2001 From: Jeremy Allison Date: Wed, 8 Oct 1997 20:34:13 +0000 Subject: Makefile: Split definitions for SGI4,5,6. includes.h: Split definitions for SGI4,5,6. pipes.c: Moved Luke's #ifdef to remove warnings. quotas.c: Two changes for FreeBSD and SGI. server.c: Quota changes for large filesystems. Jeremy (jallison@whistle.com) (This used to be commit b8ff5543b9fa45095caa9f24aeb22a1dcc1cd308) --- source3/smbd/pipes.c | 2 +- source3/smbd/quotas.c | 147 +++++++++++++++++++++++++++++++++++++++++++++++++- source3/smbd/server.c | 20 ++++++- 3 files changed, 165 insertions(+), 4 deletions(-) (limited to 'source3/smbd') diff --git a/source3/smbd/pipes.c b/source3/smbd/pipes.c index 88cf0b2d71..870dc16fdd 100644 --- a/source3/smbd/pipes.c +++ b/source3/smbd/pipes.c @@ -364,6 +364,7 @@ BOOL api_LsarpcTNP(int cnum,int uid, char *param,char *data, return(True); } +#ifdef UNDEFINED_NTDOMAIN /* PAXX: Someone fix above. The above API is indexing RPC calls based on RPC flags and @@ -953,7 +954,6 @@ static void api_lsa_lookup_sids( char *param, char *data, } -#ifdef UNDEFINED_NTDOMAIN /* PAXX: Someone fix above. The above API is indexing RPC calls based on RPC flags and diff --git a/source3/smbd/quotas.c b/source3/smbd/quotas.c index d4f746c9e3..8810bcd909 100644 --- a/source3/smbd/quotas.c +++ b/source3/smbd/quotas.c @@ -416,10 +416,132 @@ BOOL disk_quotas(char *path, int *bsize, int *dfree, int *dsize) } return (True); } + +#elif defined (SGI6) +/**************************************************************************** +try to get the disk space from disk quotas (IRIX 6.2 version) +****************************************************************************/ + +#include +#include + +BOOL disk_quotas(char *path, int *bsize, int *dfree, int *dsize) +{ + uid_t euser_id; + int r; + struct dqblk D; + struct fs_disk_quota F; + struct stat S; + FILE *fp; + struct mntent *mnt; + int devno; + int found; + + /* find the block device file */ + + if ( stat(path, &S) == -1 ) { + return(False) ; + } + + devno = S.st_dev ; + + fp = setmntent(MOUNTED,"r"); + found = False ; + + while ((mnt = getmntent(fp))) { + if ( stat(mnt->mnt_dir,&S) == -1 ) + continue ; + if (S.st_dev == devno) { + found = True ; + break ; + } + } + endmntent(fp) ; + + if (!found) { + return(False); + } + + euser_id=geteuid(); + seteuid(0); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + + *bsize = 512; + + if ( 0 == strcmp ( mnt->mnt_type, "efs" )) + { + r=quotactl (Q_GETQUOTA, mnt->mnt_fsname, euser_id, (caddr_t) &D); + + if (r==-1) + return(False); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ( + (D.dqb_bsoftlimit && D.dqb_curblocks>=D.dqb_bsoftlimit) || + (D.dqb_bhardlimit && D.dqb_curblocks>=D.dqb_bhardlimit) || + (D.dqb_fsoftlimit && D.dqb_curfiles>=D.dqb_fsoftlimit) || + (D.dqb_fhardlimit && D.dqb_curfiles>=D.dqb_fhardlimit) + ) + { + *dfree = 0; + *dsize = D.dqb_curblocks; + } + else if (D.dqb_bsoftlimit==0 && D.dqb_bhardlimit==0) + { + return(False); + } + else + { + *dfree = D.dqb_bsoftlimit - D.dqb_curblocks; + *dsize = D.dqb_bsoftlimit; + } + + } + else if ( 0 == strcmp ( mnt->mnt_type, "xfs" )) + { + r=quotactl (Q_XGETQUOTA, mnt->mnt_fsname, euser_id, (caddr_t) &F); + + if (r==-1) + return(False); + + /* Use softlimit to determine disk space, except when it has been exceeded */ + if ( + (F.d_blk_softlimit && F.d_bcount>=F.d_blk_softlimit) || + (F.d_blk_hardlimit && F.d_bcount>=F.d_blk_hardlimit) || + (F.d_ino_softlimit && F.d_icount>=F.d_ino_softlimit) || + (F.d_ino_hardlimit && F.d_icount>=F.d_ino_hardlimit) + ) + { + /* + * Fixme!: these are __uint64_t, this may truncate values + */ + *dfree = 0; + *dsize = (int) F.d_bcount; + } + else if (F.d_blk_softlimit==0 && F.d_blk_hardlimit==0) + { + return(False); + } + else + { + *dfree = (int)(F.d_blk_softlimit - F.d_bcount); + *dsize = (int)F.d_blk_softlimit; + } + + } + else + return(False); + + return (True); + +} + #else #ifdef __FreeBSD__ #include +#include #elif AIX /* AIX quota patch from Ole Holm Nielsen */ #include @@ -463,7 +585,25 @@ BOOL disk_quotas(char *path, int *bsize, int *dfree, int *dsize) } #else /* USE_SETRES */ #if defined(__FreeBSD__) - r= quotactl(path,Q_GETQUOTA,euser_id,(char *) &D); + { + /* FreeBSD patches from Marty Moll */ + uid_t user_id; + gid_t egrp_id; + + /* Need to be root to get quotas in FreeBSD */ + user_id = getuid(); + egrp_id = getegid(); + setuid(0); + seteuid(0); + r= quotactl(path,QCMD(Q_GETQUOTA,USRQUOTA),euser_id,(char *) &D); + + /* As FreeBSD has group quotas, if getting the user + quota fails, try getting the group instead. */ + if (r) + r= quotactl(path,QCMD(Q_GETQUOTA,GRPQUOTA),egrp_id,(char *) &D); + setuid(user_id); + seteuid(euser_id); + } #elif defined(AIX) /* AIX has both USER and GROUP quotas: Get the USER quota (ohnielse@fysik.dtu.dk) */ @@ -474,7 +614,12 @@ BOOL disk_quotas(char *path, int *bsize, int *dfree, int *dsize) #endif /* USE_SETRES */ /* Use softlimit to determine disk space, except when it has been exceeded */ +#if defined(__FreeBSD__) + *bsize = DEV_BSIZE; +#else /* !__FreeBSD__ */ *bsize = 1024; +#endif /*!__FreeBSD__ */ + if (r) { if (errno == EDQUOT) diff --git a/source3/smbd/server.c b/source3/smbd/server.c index 290181fb9e..2b906a7641 100644 --- a/source3/smbd/server.c +++ b/source3/smbd/server.c @@ -711,7 +711,15 @@ int disk_free(char *path,int *bsize,int *dfree,int *dsize) dfree_retval : dfreeq_retval ; /* maybe dfree and dfreeq are calculated using different bsizes so convert dfree from bsize into bsizeq */ - *dfree = ((*dfree) * (*bsize)) / (bsizeq); + /* avoid overflows due to multiplication, so do not: + *dfree = ((*dfree) * (*bsize)) / (bsizeq); + bsize and bsizeq are powers of 2 so its better to + to divide them getting a multiplication or division factor + for dfree. Rene Nieuwenhuizen (07-10-1997) */ + if (*bsize >= bsizeq) + *dfree = *dfree * (*bsize / bsizeq); + else + *dfree = *dfree / (bsizeq / *bsize); *dfree = ( *dfree < dfreeq ) ? *dfree : dfreeq ; *bsize = bsizeq; *dsize = dsizeq; @@ -801,7 +809,15 @@ if ((*bsize) < 512 || (*bsize)>0xFFFF) *bsize = 1024; dfree_retval : dfreeq_retval ; /* maybe dfree and dfreeq are calculated using different bsizes so convert dfree from bsize into bsizeq */ - *dfree = ((*dfree) * (*bsize)) / (bsizeq); + /* avoid overflows due to multiplication, so do not: + *dfree = ((*dfree) * (*bsize)) / (bsizeq); + bsize and bsizeq are powers of 2 so its better to + to divide them getting a multiplication or division factor + for dfree. Rene Nieuwenhuizen (07-10-1997) */ + if (*bsize >= bsizeq) + *dfree = *dfree * (*bsize / bsizeq); + else + *dfree = *dfree / (bsizeq / *bsize); *dfree = ( *dfree < dfreeq ) ? *dfree : dfreeq ; *bsize = bsizeq; *dsize = dsizeq; -- cgit