diff options
Diffstat (limited to 'quotaio_generic.c')
| -rw-r--r-- | quotaio_generic.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/quotaio_generic.c b/quotaio_generic.c index e5df683..5001a56 100644 --- a/quotaio_generic.c +++ b/quotaio_generic.c @@ -8,6 +8,9 @@ #include <errno.h> #include <string.h> +#include <pwd.h> +#include <grp.h> +#include <stdlib.h> #include <sys/types.h> #include "pot.h" @@ -98,3 +101,63 @@ int vfs_set_dquot(struct dquot *dquot, int flags) } return 0; } + +static int scan_one_dquot(struct dquot *dquot, int (*get_dquot)(struct dquot *)) +{ + int ret; + struct util_dqblk *dqb = &dquot->dq_dqb; + + memset(dqb, 0, sizeof(struct util_dqblk)); + ret = get_dquot(dquot); + if (ret < 0) + return ret; + if (!dqb->dqb_bhardlimit && !dqb->dqb_bsoftlimit && !dqb->dqb_ihardlimit && !dqb->dqb_isoftlimit && !dqb->dqb_curinodes && !dqb->dqb_curspace) + return 1; + return 0; +} + +/* Generic quota scanning using passwd... */ +int generic_scan_dquots(struct quota_handle *h, + int (*process_dquot)(struct dquot *dquot, char *dqname), + int (*get_dquot)(struct dquot *dquot)) +{ + struct dquot *dquot = get_empty_dquot(); + int ret = 0; + + dquot->dq_h = h; + if (h->qh_type == USRQUOTA) { + struct passwd *usr; + + setpwent(); + while ((usr = getpwent()) != NULL) { + dquot->dq_id = usr->pw_uid; + ret = scan_one_dquot(dquot, get_dquot); + if (ret < 0) + break; + if (ret > 0) + continue; + ret = process_dquot(dquot, usr->pw_name); + if (ret < 0) + break; + } + endpwent(); + } else if (h->qh_type == GRPQUOTA) { + struct group *grp; + + setgrent(); + while ((grp = getgrent()) != NULL) { + dquot->dq_id = grp->gr_gid; + ret = scan_one_dquot(dquot, get_dquot); + if (ret < 0) + break; + if (ret > 0) + continue; + ret = process_dquot(dquot, grp->gr_name); + if (ret < 0) + break; + } + endgrent(); + } + free(dquot); + return ret; +} |