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-rw-r--r--contrib/bind/lib/irs/dns_pr.c266
1 files changed, 0 insertions, 266 deletions
diff --git a/contrib/bind/lib/irs/dns_pr.c b/contrib/bind/lib/irs/dns_pr.c
deleted file mode 100644
index 64de35a..0000000
--- a/contrib/bind/lib/irs/dns_pr.c
+++ /dev/null
@@ -1,266 +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_pr.c,v 1.15 2001/05/29 05:48:31 marka Exp $";
-#endif
-
-/* Imports */
-
-#include "port_before.h"
-
-#include <sys/types.h>
-#include <netinet/in.h>
-#include <arpa/nameser.h>
-#include <resolv.h>
-
-#include <stdio.h>
-#include <string.h>
-#include <netdb.h>
-#include <ctype.h>
-#include <stdlib.h>
-#include <errno.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 {
- struct dns_p * dns;
- struct protoent proto;
- char * prbuf;
-};
-
-/* Forward. */
-
-static void pr_close(struct irs_pr *);
-static struct protoent * pr_byname(struct irs_pr *, const char *);
-static struct protoent * pr_bynumber(struct irs_pr *, int);
-static struct protoent * pr_next(struct irs_pr *);
-static void pr_rewind(struct irs_pr *);
-static void pr_minimize(struct irs_pr *);
-static struct __res_state * pr_res_get(struct irs_pr *);
-static void pr_res_set(struct irs_pr *,
- struct __res_state *,
- void (*)(void *));
-
-static struct protoent * parse_hes_list(struct irs_pr *, char **);
-
-/* Public. */
-
-struct irs_pr *
-irs_dns_pr(struct irs_acc *this) {
- struct dns_p *dns = (struct dns_p *)this->private;
- struct pvt *pvt;
- struct irs_pr *pr;
-
- if (!dns->hes_ctx) {
- errno = ENODEV;
- return (NULL);
- }
- if (!(pvt = memget(sizeof *pvt))) {
- errno = ENOMEM;
- return (NULL);
- }
- memset(pvt, 0, sizeof *pvt);
- if (!(pr = memget(sizeof *pr))) {
- memput(pvt, sizeof *pvt);
- errno = ENOMEM;
- return (NULL);
- }
- memset(pr, 0x5e, sizeof *pr);
- pvt->dns = dns;
- pr->private = pvt;
- pr->byname = pr_byname;
- pr->bynumber = pr_bynumber;
- pr->next = pr_next;
- pr->rewind = pr_rewind;
- pr->close = pr_close;
- pr->minimize = pr_minimize;
- pr->res_get = pr_res_get;
- pr->res_set = pr_res_set;
- return (pr);
-}
-
-/* Methods. */
-
-static void
-pr_close(struct irs_pr *this) {
- struct pvt *pvt = (struct pvt *)this->private;
-
- if (pvt->proto.p_aliases)
- free(pvt->proto.p_aliases);
- if (pvt->prbuf)
- free(pvt->prbuf);
-
- memput(pvt, sizeof *pvt);
- memput(this, sizeof *this);
-}
-
-static struct protoent *
-pr_byname(struct irs_pr *this, const char *name) {
- struct pvt *pvt = (struct pvt *)this->private;
- struct dns_p *dns = pvt->dns;
- struct protoent *proto;
- char **hes_list;
-
- if (!(hes_list = hesiod_resolve(dns->hes_ctx, name, "protocol")))
- return (NULL);
-
- proto = parse_hes_list(this, hes_list);
- hesiod_free_list(dns->hes_ctx, hes_list);
- return (proto);
-}
-
-static struct protoent *
-pr_bynumber(struct irs_pr *this, int num) {
- struct pvt *pvt = (struct pvt *)this->private;
- struct dns_p *dns = pvt->dns;
- struct protoent *proto;
- char numstr[16];
- char **hes_list;
-
- sprintf(numstr, "%d", num);
- if (!(hes_list = hesiod_resolve(dns->hes_ctx, numstr, "protonum")))
- return (NULL);
-
- proto = parse_hes_list(this, hes_list);
- hesiod_free_list(dns->hes_ctx, hes_list);
- return (proto);
-}
-
-static struct protoent *
-pr_next(struct irs_pr *this) {
- UNUSED(this);
- errno = ENODEV;
- return (NULL);
-}
-
-static void
-pr_rewind(struct irs_pr *this) {
- UNUSED(this);
- /* NOOP */
-}
-
-static void
-pr_minimize(struct irs_pr *this) {
- UNUSED(this);
- /* NOOP */
-}
-
-static struct __res_state *
-pr_res_get(struct irs_pr *this) {
- struct pvt *pvt = (struct pvt *)this->private;
- struct dns_p *dns = pvt->dns;
-
- return (__hesiod_res_get(dns->hes_ctx));
-}
-
-static void
-pr_res_set(struct irs_pr *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);
-}
-
-/* Private. */
-
-static struct protoent *
-parse_hes_list(struct irs_pr *this, char **hes_list) {
- struct pvt *pvt = (struct pvt *)this->private;
- char *p, *cp, **cpp, **new;
- int num = 0;
- int max = 0;
-
- for (cpp = hes_list; *cpp; cpp++) {
- cp = *cpp;
-
- /* Strip away comments, if any. */
- if ((p = strchr(cp, '#')))
- *p = 0;
-
- /* Skip blank lines. */
- p = cp;
- while (*p && !isspace((unsigned char)*p))
- p++;
- if (!*p)
- continue;
-
- /* OK, we've got a live one. Let's parse it for real. */
- if (pvt->prbuf)
- free(pvt->prbuf);
- pvt->prbuf = strdup(cp);
-
- p = pvt->prbuf;
- pvt->proto.p_name = p;
- while (*p && !isspace((unsigned char)*p))
- p++;
- if (!*p)
- continue;
- *p++ = '\0';
-
- pvt->proto.p_proto = atoi(p);
- while (*p && !isspace((unsigned char)*p))
- p++;
- if (*p)
- *p++ = '\0';
-
- while (*p) {
- if ((num + 1) >= max || !pvt->proto.p_aliases) {
- max += 10;
- new = realloc(pvt->proto.p_aliases,
- max * sizeof(char *));
- if (!new) {
- errno = ENOMEM;
- goto cleanup;
- }
- pvt->proto.p_aliases = new;
- }
- pvt->proto.p_aliases[num++] = p;
- while (*p && !isspace((unsigned char)*p))
- p++;
- if (*p)
- *p++ = '\0';
- }
- if (!pvt->proto.p_aliases)
- pvt->proto.p_aliases = malloc(sizeof(char *));
- if (!pvt->proto.p_aliases)
- goto cleanup;
- pvt->proto.p_aliases[num] = NULL;
- return (&pvt->proto);
- }
-
- cleanup:
- if (pvt->proto.p_aliases) {
- free(pvt->proto.p_aliases);
- pvt->proto.p_aliases = NULL;
- }
- if (pvt->prbuf) {
- free(pvt->prbuf);
- pvt->prbuf = NULL;
- }
- return (NULL);
-}
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