diff options
Diffstat (limited to 'contrib/bind/lib/irs/gen_pw.c')
| -rw-r--r-- | contrib/bind/lib/irs/gen_pw.c | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/contrib/bind/lib/irs/gen_pw.c b/contrib/bind/lib/irs/gen_pw.c deleted file mode 100644 index d80a64b..0000000 --- a/contrib/bind/lib/irs/gen_pw.c +++ /dev/null @@ -1,233 +0,0 @@ -/* - * Copyright (c) 1996,1999 by Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS - * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE - * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL - * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR - * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS - * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS - * SOFTWARE. - */ - -#if !defined(LINT) && !defined(CODECENTER) -static const char rcsid[] = "$Id: gen_pw.c,v 1.14 1999/10/13 16:39:30 vixie Exp $"; -#endif - -/* Imports */ - -#include "port_before.h" - -#ifndef WANT_IRS_PW -static int __bind_irs_pw_unneeded; -#else - -#include <sys/types.h> -#include <netinet/in.h> -#include <arpa/nameser.h> -#include <resolv.h> - -#include <errno.h> -#include <pwd.h> -#include <stdlib.h> -#include <string.h> - -#include <isc/memcluster.h> -#include <irs.h> - -#include "port_after.h" - -#include "irs_p.h" -#include "gen_p.h" - -/* Types */ - -struct pvt { - struct irs_rule * rules; - struct irs_rule * rule; - struct __res_state * res; - void (*free_res)(void *); -}; - -/* Forward */ - -static void pw_close(struct irs_pw *); -static struct passwd * pw_next(struct irs_pw *); -static struct passwd * pw_byname(struct irs_pw *, const char *); -static struct passwd * pw_byuid(struct irs_pw *, uid_t); -static void pw_rewind(struct irs_pw *); -static void pw_minimize(struct irs_pw *); -static struct __res_state * pw_res_get(struct irs_pw *); -static void pw_res_set(struct irs_pw *, - struct __res_state *, - void (*)(void *)); - -/* Public */ - -struct irs_pw * -irs_gen_pw(struct irs_acc *this) { - struct gen_p *accpvt = (struct gen_p *)this->private; - struct irs_pw *pw; - struct pvt *pvt; - - if (!(pw = memget(sizeof *pw))) { - errno = ENOMEM; - return (NULL); - } - memset(pw, 0x5e, sizeof *pw); - if (!(pvt = memget(sizeof *pvt))) { - memput(pw, sizeof *pvt); - errno = ENOMEM; - return (NULL); - } - memset(pvt, 0, sizeof *pvt); - pvt->rules = accpvt->map_rules[irs_pw]; - pvt->rule = pvt->rules; - pw->private = pvt; - pw->close = pw_close; - pw->next = pw_next; - pw->byname = pw_byname; - pw->byuid = pw_byuid; - pw->rewind = pw_rewind; - pw->minimize = pw_minimize; - pw->res_get = pw_res_get; - pw->res_set = pw_res_set; - return (pw); -} - -/* Methods */ - -static void -pw_close(struct irs_pw *this) { - struct pvt *pvt = (struct pvt *)this->private; - - memput(pvt, sizeof *pvt); - memput(this, sizeof *this); -} - -static struct passwd * -pw_next(struct irs_pw *this) { - struct pvt *pvt = (struct pvt *)this->private; - struct passwd *rval; - struct irs_pw *pw; - - while (pvt->rule) { - pw = pvt->rule->inst->pw; - rval = (*pw->next)(pw); - if (rval) - return (rval); - if (!(pvt->rule->flags & IRS_CONTINUE)) - break; - pvt->rule = pvt->rule->next; - if (pvt->rule) { - pw = pvt->rule->inst->pw; - (*pw->rewind)(pw); - } - } - return (NULL); -} - -static void -pw_rewind(struct irs_pw *this) { - struct pvt *pvt = (struct pvt *)this->private; - struct irs_pw *pw; - - pvt->rule = pvt->rules; - if (pvt->rule) { - pw = pvt->rule->inst->pw; - (*pw->rewind)(pw); - } -} - -static struct passwd * -pw_byname(struct irs_pw *this, const char *name) { - struct pvt *pvt = (struct pvt *)this->private; - struct irs_rule *rule; - struct passwd *rval; - struct irs_pw *pw; - - rval = NULL; - for (rule = pvt->rules; rule; rule = rule->next) { - pw = rule->inst->pw; - rval = (*pw->byname)(pw, name); - if (rval || !(rule->flags & IRS_CONTINUE)) - break; - } - return (rval); -} - -static struct passwd * -pw_byuid(struct irs_pw *this, uid_t uid) { - struct pvt *pvt = (struct pvt *)this->private; - struct irs_rule *rule; - struct passwd *rval; - struct irs_pw *pw; - - rval = NULL; - for (rule = pvt->rules; rule; rule = rule->next) { - pw = rule->inst->pw; - rval = (*pw->byuid)(pw, uid); - if (rval || !(rule->flags & IRS_CONTINUE)) - break; - } - return (rval); -} - -static void -pw_minimize(struct irs_pw *this) { - struct pvt *pvt = (struct pvt *)this->private; - struct irs_rule *rule; - - for (rule = pvt->rules; rule != NULL; rule = rule->next) { - struct irs_pw *pw = rule->inst->pw; - - (*pw->minimize)(pw); - } -} - -static struct __res_state * -pw_res_get(struct irs_pw *this) { - struct pvt *pvt = (struct pvt *)this->private; - - if (!pvt->res) { - struct __res_state *res; - res = (struct __res_state *)malloc(sizeof *res); - if (!res) { - errno = ENOMEM; - return (NULL); - } - memset(res, 0, sizeof *res); - pw_res_set(this, res, free); - } - - return (pvt->res); -} - -static void -pw_res_set(struct irs_pw *this, struct __res_state *res, - void (*free_res)(void *)) { - struct pvt *pvt = (struct pvt *)this->private; - struct irs_rule *rule; - - if (pvt->res && pvt->free_res) { - res_nclose(pvt->res); - (*pvt->free_res)(pvt->res); - } - - pvt->res = res; - pvt->free_res = free_res; - - for (rule = pvt->rules; rule != NULL; rule = rule->next) { - struct irs_pw *pw = rule->inst->pw; - - if (pw->res_set) - (*pw->res_set)(pw, pvt->res, NULL); - } -} - -#endif /* WANT_IRS_PW */ |
