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136 lines
4.3 KiB
136 lines
4.3 KiB
/* $USAGI: ninfod.h,v 1.20 2002-12-19 15:51:16 yoshfuji Exp $ */ |
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/* |
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* Copyright (C) 2002 USAGI/WIDE Project. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. Neither the name of the project nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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*/ |
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/* |
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* Author: |
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* YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> |
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*/ |
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/* definitions */ |
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#define NINFOD "ninfod" |
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#define NINFOD_PIDFILE "/var/run/ninfod.pid" |
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#define MAX_ANYCAST_DELAY_TIME 1000000.0 /* 1 sec */ |
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#define MAX_DNSLABEL_SIZE 63 |
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#define MAX_DNSNAME_SIZE 255 |
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#define MAX_QUERY_SIZE (sizeof(struct icmp6_nodeinfo)+MAX_DNSNAME_SIZE+2) |
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#define MAX_REPLY_SIZE 1280-sizeof(struct ip6_hdr) |
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#define MAX_SUPTYPES 32 |
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#define CHECKANDFILL_ARGS struct packetcontext *p,\ |
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char *subject, size_t subjlen, \ |
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unsigned int flags, \ |
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unsigned int *subj_if, \ |
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int reply |
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#define INIT_ARGS \ |
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int forced |
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struct packetcontext { |
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/* socket */ |
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int sock; |
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/* query info */ |
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struct sockaddr_storage addr; |
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socklen_t addrlen; |
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struct in6_pktinfo pktinfo; |
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char query[MAX_QUERY_SIZE]; |
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int querylen; |
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/* reply info */ |
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struct icmp6_nodeinfo reply; /* common */ |
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char *replydata; /* data */ |
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int replydatalen; |
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unsigned int delay; /* (random) delay */ |
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}; |
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/* variables */ |
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extern int opt_v; /* ninfod.c */ |
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extern int daemonized; /* ninfod.c */ |
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extern int sock; /* ninfod.c */ |
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extern int initialized; /* ninfod_core.c */ |
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/* ninfod.c* */ |
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int ni_recv(struct packetcontext *p); |
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int ni_send(struct packetcontext *p); |
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/* ninfod_core.c */ |
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#if ENABLE_DEBUG |
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void stderrlog(int priority, char *format, ...); |
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# define DEBUG(pri, fmt, args...) do { \ |
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int saved_errno = errno; \ |
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if (opt_v || pri != LOG_DEBUG) { \ |
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if (daemonized) { \ |
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syslog(pri, fmt, ## args); \ |
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} else { \ |
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stderrlog(pri, fmt, ## args); \ |
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} \ |
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} \ |
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errno = saved_errno; \ |
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} while(0) |
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#else |
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# define DEBUG(pri, fmt, args...) do { ; } while(0) |
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#endif |
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#define ni_malloc(size) ({ \ |
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size_t _size = (size); \ |
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void *p = malloc(_size); \ |
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DEBUG(LOG_DEBUG, "%s(): malloc(%zu) = %p\n", __func__, _size, p); \ |
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p; \ |
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}) |
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#define ni_free(p) ({ \ |
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void *_p = (p); \ |
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int saved_errno = errno; \ |
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DEBUG(LOG_DEBUG, "%s(): free(%p)\n", __func__, _p); \ |
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free(_p); \ |
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errno = saved_errno; \ |
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}) |
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void init_core(int forced); |
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int pr_nodeinfo(struct packetcontext *p); |
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int pr_nodeinfo_unknown(CHECKANDFILL_ARGS); |
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int pr_nodeinfo_refused(CHECKANDFILL_ARGS); |
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int pr_nodeinfo_noop(CHECKANDFILL_ARGS); |
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void init_nodeinfo_suptypes(INIT_ARGS); |
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int pr_nodeinfo_suptypes(CHECKANDFILL_ARGS); |
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/* ninfod_addrs.c */ |
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void init_nodeinfo_ipv6addr(INIT_ARGS); |
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int pr_nodeinfo_ipv6addr(CHECKANDFILL_ARGS); |
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void init_nodeinfo_ipv4addr(INIT_ARGS); |
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int pr_nodeinfo_ipv4addr(CHECKANDFILL_ARGS); |
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/* ninfod_name.c */ |
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int check_nigroup(const struct in6_addr *addr); |
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void init_nodeinfo_nodename(INIT_ARGS); |
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int pr_nodeinfo_nodename(CHECKANDFILL_ARGS); |
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