[mirror_frr.git] / pimd / pim_str.c

/*
 * PIM for Quagga
 * Copyright (C) 2008  Everton da Silva Marques
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; see the file COPYING; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <zebra.h>

#include <stdio.h>
#include <errno.h>
#include <string.h>

#include "log.h"

#include "pim_str.h"

void pim_addr_dump(const char *onfail, struct prefix *p, char *buf,
		   int buf_size)
{
	int save_errno = errno;

	if (!inet_ntop(p->family, &p->u.prefix, buf, buf_size)) {
		zlog_warn("pim_addr_dump: inet_ntop(buf_size=%d): errno=%d: %s",
			  buf_size, errno, safe_strerror(errno));
		if (onfail)
			snprintf(buf, buf_size, "%s", onfail);
	}

	errno = save_errno;
}

void pim_inet4_dump(const char *onfail, struct in_addr addr, char *buf,
		    int buf_size)
{
	int save_errno = errno;

	if (addr.s_addr == INADDR_ANY)
		strcpy(buf, "*");
	else {
		if (!inet_ntop(AF_INET, &addr, buf, buf_size)) {
			zlog_warn(
				"pim_inet4_dump: inet_ntop(AF_INET,buf_size=%d): errno=%d: %s",
				buf_size, errno, safe_strerror(errno));
			if (onfail)
				snprintf(buf, buf_size, "%s", onfail);
		}
	}

	errno = save_errno;
}

char *pim_str_sg_dump(const struct prefix_sg *sg)
{
	char src_str[INET_ADDRSTRLEN];
	char grp_str[INET_ADDRSTRLEN];
	static char sg_str[PIM_SG_LEN];

	pim_inet4_dump("<src?>", sg->src, src_str, sizeof(src_str));
	pim_inet4_dump("<grp?>", sg->grp, grp_str, sizeof(grp_str));
	snprintf(sg_str, PIM_SG_LEN, "(%s,%s)", src_str, grp_str);

	return sg_str;
}

char *pim_str_sg_set(const struct prefix_sg *sg, char *sg_str)
{
	char src_str[INET_ADDRSTRLEN];
	char grp_str[INET_ADDRSTRLEN];

	pim_inet4_dump("<src?>", sg->src, src_str, sizeof(src_str));
	pim_inet4_dump("<grp?>", sg->grp, grp_str, sizeof(grp_str));
	snprintf(sg_str, PIM_SG_LEN, "(%s,%s)", src_str, grp_str);

	return sg_str;
}
Commit	Line	Data
12e41d03	1	/*
896014f4 DL	2	* PIM for Quagga
	3	* Copyright (C) 2008 Everton da Silva Marques
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful, but
	11	* WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License along
	16	* with this program; see the file COPYING; if not, write to the Free Software
	17	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	18	*/
12e41d03	19
7a2fbbf0 DL	20	#include <zebra.h>
7a2fbbf0 DL	21
12e41d03 DL	22	#include <stdio.h>
	23	#include <errno.h>
	24	#include <string.h>
	25
12e41d03 DL	26	#include "log.h"
	27
	28	#include "pim_str.h"
	29
d62a17ae	30	void pim_addr_dump(const char onfail, struct prefix p, char *buf,
d62a17ae	31	int buf_size)
e66dd14a	32	{
d62a17ae	33	int save_errno = errno;
e66dd14a	34
d62a17ae	35	if (!inet_ntop(p->family, &p->u.prefix, buf, buf_size)) {
	36	zlog_warn("pim_addr_dump: inet_ntop(buf_size=%d): errno=%d: %s",
	37	buf_size, errno, safe_strerror(errno));
	38	if (onfail)
	39	snprintf(buf, buf_size, "%s", onfail);
	40	}
e66dd14a	41
d62a17ae	42	errno = save_errno;
e66dd14a DS	43	}
e66dd14a DS	44
d62a17ae	45	void pim_inet4_dump(const char onfail, struct in_addr addr, char buf,
d62a17ae	46	int buf_size)
12e41d03	47	{
d62a17ae	48	int save_errno = errno;
	49
	50	if (addr.s_addr == INADDR_ANY)
	51	strcpy(buf, "*");
	52	else {
	53	if (!inet_ntop(AF_INET, &addr, buf, buf_size)) {
	54	zlog_warn(
	55	"pim_inet4_dump: inet_ntop(AF_INET,buf_size=%d): errno=%d: %s",
	56	buf_size, errno, safe_strerror(errno));
	57	if (onfail)
	58	snprintf(buf, buf_size, "%s", onfail);
	59	}
	60	}
	61
	62	errno = save_errno;
12e41d03	63	}
99064df9	64
d62a17ae	65	char pim_str_sg_dump(const struct prefix_sg sg)
99064df9	66	{
d62a17ae	67	char src_str[INET_ADDRSTRLEN];
	68	char grp_str[INET_ADDRSTRLEN];
	69	static char sg_str[PIM_SG_LEN];
99064df9	70
d62a17ae	71	pim_inet4_dump("<src?>", sg->src, src_str, sizeof(src_str));
	72	pim_inet4_dump("<grp?>", sg->grp, grp_str, sizeof(grp_str));
	73	snprintf(sg_str, PIM_SG_LEN, "(%s,%s)", src_str, grp_str);
8bfb8b67	74
d62a17ae	75	return sg_str;
8bfb8b67 DS	76	}
8bfb8b67 DS	77
d62a17ae	78	char pim_str_sg_set(const struct prefix_sg sg, char *sg_str)
8bfb8b67	79	{
d62a17ae	80	char src_str[INET_ADDRSTRLEN];
d62a17ae	81	char grp_str[INET_ADDRSTRLEN];
8bfb8b67	82
d62a17ae	83	pim_inet4_dump("<src?>", sg->src, src_str, sizeof(src_str));
	84	pim_inet4_dump("<grp?>", sg->grp, grp_str, sizeof(grp_str));
	85	snprintf(sg_str, PIM_SG_LEN, "(%s,%s)", src_str, grp_str);
8bfb8b67	86
d62a17ae	87	return sg_str;
99064df9	88	}