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-rw-r--r--contrib/bind/lib/irs/dns_gr.c293
1 files changed, 0 insertions, 293 deletions
diff --git a/contrib/bind/lib/irs/dns_gr.c b/contrib/bind/lib/irs/dns_gr.c
deleted file mode 100644
index b314f11..0000000
--- a/contrib/bind/lib/irs/dns_gr.c
+++ /dev/null
@@ -1,293 +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(LIBC_SCCS) && !defined(lint)
-static const char rcsid[] = "$Id: dns_gr.c,v 1.21 2002/07/08 06:26:09 marka Exp $";
-#endif
-
-/*
- * dns_gr.c --- this file contains the functions for accessing
- * group information from Hesiod.
- */
-
-#include "port_before.h"
-
-#ifndef WANT_IRS_GR
-static int __bind_irs_gr_unneeded;
-#else
-
-#include <sys/param.h>
-#include <sys/types.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-#include <unistd.h>
-
-#include <sys/types.h>
-#include <netinet/in.h>
-#include <arpa/nameser.h>
-#include <resolv.h>
-
-#include <isc/memcluster.h>
-
-#include <irs.h>
-
-#include "port_after.h"
-
-#include "irs_p.h"
-#include "hesiod.h"
-#include "dns_p.h"
-
-/* Types. */
-
-struct pvt {
- /*
- * This is our private accessor data. It has a shared hesiod context.
- */
- struct dns_p * dns;
- /*
- * Need space to store the entries read from the group file.
- * The members list also needs space per member, and the
- * strings making up the user names must be allocated
- * somewhere. Rather than doing lots of small allocations,
- * we keep one buffer and resize it as needed.
- */
- struct group group;
- size_t nmemb; /* Malloc'd max index of gr_mem[]. */
- char * membuf;
- size_t membufsize;
-};
-
-/* Forward. */
-
-static struct group * gr_next(struct irs_gr *);
-static struct group * gr_byname(struct irs_gr *, const char *);
-static struct group * gr_bygid(struct irs_gr *, gid_t);
-static void gr_rewind(struct irs_gr *);
-static void gr_close(struct irs_gr *);
-static int gr_list(struct irs_gr *, const char *,
- gid_t, gid_t *, int *);
-static void gr_minimize(struct irs_gr *);
-static struct __res_state * gr_res_get(struct irs_gr *);
-static void gr_res_set(struct irs_gr *,
- struct __res_state *,
- void (*)(void *));
-
-static struct group * get_hes_group(struct irs_gr *this,
- const char *name,
- const char *type);
-
-/* Public. */
-
-struct irs_gr *
-irs_dns_gr(struct irs_acc *this) {
- struct dns_p *dns = (struct dns_p *)this->private;
- struct irs_gr *gr;
- struct pvt *pvt;
-
- if (!dns || !dns->hes_ctx) {
- errno = ENODEV;
- return (NULL);
- }
- if (!(pvt = memget(sizeof *pvt))) {
- errno = ENOMEM;
- return (NULL);
- }
- memset(pvt, 0, sizeof *pvt);
- pvt->dns = dns;
- if (!(gr = memget(sizeof *gr))) {
- memput(pvt, sizeof *pvt);
- errno = ENOMEM;
- return (NULL);
- }
- memset(gr, 0x5e, sizeof *gr);
- gr->private = pvt;
- gr->next = gr_next;
- gr->byname = gr_byname;
- gr->bygid = gr_bygid;
- gr->rewind = gr_rewind;
- gr->close = gr_close;
- gr->list = gr_list;
- gr->minimize = gr_minimize;
- gr->res_get = gr_res_get;
- gr->res_set = gr_res_set;
- return (gr);
-}
-
-/* methods */
-
-static void
-gr_close(struct irs_gr *this) {
- struct pvt *pvt = (struct pvt *)this->private;
-
- if (pvt->group.gr_mem)
- free(pvt->group.gr_mem);
- if (pvt->membuf)
- free(pvt->membuf);
- memput(pvt, sizeof *pvt);
- memput(this, sizeof *this);
-}
-
-static struct group *
-gr_next(struct irs_gr *this) {
-
- UNUSED(this);
-
- return (NULL);
-}
-
-static struct group *
-gr_byname(struct irs_gr *this, const char *name) {
- return (get_hes_group(this, name, "group"));
-}
-
-static struct group *
-gr_bygid(struct irs_gr *this, gid_t gid) {
- char name[32];
-
- sprintf(name, "%ld", (long)gid);
- return (get_hes_group(this, name, "gid"));
-}
-
-static void
-gr_rewind(struct irs_gr *this) {
-
- UNUSED(this);
-
- /* NOOP */
-}
-
-static int
-gr_list(struct irs_gr *this, const char *name,
- gid_t basegid, gid_t *groups, int *ngroups)
-{
- UNUSED(this);
- UNUSED(name);
- UNUSED(basegid);
- UNUSED(groups);
-
- *ngroups = 0;
- /* There's some way to do this in Hesiod. */
- return (-1);
-}
-
-static void
-gr_minimize(struct irs_gr *this) {
-
- UNUSED(this);
- /* NOOP */
-}
-
-/* Private. */
-
-static struct group *
-get_hes_group(struct irs_gr *this, const char *name, const char *type) {
- struct pvt *pvt = (struct pvt *)this->private;
- char **hes_list, *cp, **new;
- size_t num_members = 0;
- u_long t;
-
- hes_list = hesiod_resolve(pvt->dns->hes_ctx, name, type);
- if (!hes_list)
- return (NULL);
-
- /*
- * Copy the returned hesiod string into storage space.
- */
- if (pvt->membuf)
- free(pvt->membuf);
- pvt->membuf = strdup(*hes_list);
- hesiod_free_list(pvt->dns->hes_ctx, hes_list);
-
- cp = pvt->membuf;
- pvt->group.gr_name = cp;
- if (!(cp = strchr(cp, ':')))
- goto cleanup;
- *cp++ = '\0';
-
- pvt->group.gr_passwd = cp;
- if (!(cp = strchr(cp, ':')))
- goto cleanup;
- *cp++ = '\0';
-
- errno = 0;
- t = strtoul(cp, NULL, 10);
- if (errno == ERANGE)
- goto cleanup;
- pvt->group.gr_gid = (gid_t) t;
- if (!(cp = strchr(cp, ':')))
- goto cleanup;
- cp++;
-
- /*
- * Parse the members out.
- */
- while (*cp) {
- if (num_members+1 >= pvt->nmemb || pvt->group.gr_mem == NULL) {
- pvt->nmemb += 10;
- new = realloc(pvt->group.gr_mem,
- pvt->nmemb * sizeof(char *));
- if (new == NULL)
- goto cleanup;
- pvt->group.gr_mem = new;
- }
- pvt->group.gr_mem[num_members++] = cp;
- if (!(cp = strchr(cp, ',')))
- break;
- *cp++ = '\0';
- }
- if (!pvt->group.gr_mem) {
- pvt->group.gr_mem = malloc(sizeof(char*));
- if (!pvt->group.gr_mem)
- goto cleanup;
- }
- pvt->group.gr_mem[num_members] = NULL;
-
- return (&pvt->group);
-
- cleanup:
- if (pvt->group.gr_mem) {
- free(pvt->group.gr_mem);
- pvt->group.gr_mem = NULL;
- }
- if (pvt->membuf) {
- free(pvt->membuf);
- pvt->membuf = NULL;
- }
- return (NULL);
-}
-
-static struct __res_state *
-gr_res_get(struct irs_gr *this) {
- struct pvt *pvt = (struct pvt *)this->private;
- struct dns_p *dns = pvt->dns;
-
- return (__hesiod_res_get(dns->hes_ctx));
-}
-
-static void
-gr_res_set(struct irs_gr *this, struct __res_state * res,
- void (*free_res)(void *)) {
- struct pvt *pvt = (struct pvt *)this->private;
- struct dns_p *dns = pvt->dns;
-
- __hesiod_res_set(dns->hes_ctx, res, free_res);
-}
-
-#endif /* WANT_IRS_GR */
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