diff options
Diffstat (limited to 'mit-pthreads/net/res_debug.c')
| -rw-r--r-- | mit-pthreads/net/res_debug.c | 749 |
1 files changed, 0 insertions, 749 deletions
diff --git a/mit-pthreads/net/res_debug.c b/mit-pthreads/net/res_debug.c deleted file mode 100644 index 3e2084fccf8..00000000000 --- a/mit-pthreads/net/res_debug.c +++ /dev/null @@ -1,749 +0,0 @@ -/* - * Copyright (c) 1985, 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * Portions Copyright (c) 1993 by Digital Equipment Corporation. - * - * 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, and that - * the name of Digital Equipment Corporation not be used in advertising or - * publicity pertaining to distribution of the document or software without - * specific, written prior permission. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL - * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT - * CORPORATION 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 char sccsid[] = "@(#)res_debug.c 8.1 (Berkeley) 6/4/93"; -static char rcsid[] = "$Id$"; -#endif /* LIBC_SCCS and not lint */ - -#include <pthread.h> -#include <sys/param.h> -#include <stdio.h> -#include <string.h> -#include <resolv.h> -#include <arpa/inet.h> - -void __fp_query(); -char *__p_class(), *__p_time(), *__p_type(); -char *p_cdname(), *p_fqname(), *p_rr(); -static char *p_option __P_((u_long)); - -char *_res_opcodes[] = { - "QUERY", - "IQUERY", - "CQUERYM", - "CQUERYU", - "4", - "5", - "6", - "7", - "8", - "UPDATEA", - "UPDATED", - "UPDATEDA", - "UPDATEM", - "UPDATEMA", - "ZONEINIT", - "ZONEREF", -}; - -char *_res_resultcodes[] = { - "NOERROR", - "FORMERR", - "SERVFAIL", - "NXDOMAIN", - "NOTIMP", - "REFUSED", - "6", - "7", - "8", - "9", - "10", - "11", - "12", - "13", - "14", - "NOCHANGE", -}; - -static char retbuf[16]; - -static char * -dewks(wks) - int wks; -{ - switch (wks) { - case 5: return("rje"); - case 7: return("echo"); - case 9: return("discard"); - case 11: return("systat"); - case 13: return("daytime"); - case 15: return("netstat"); - case 17: return("qotd"); - case 19: return("chargen"); - case 20: return("ftp-data"); - case 21: return("ftp"); - case 23: return("telnet"); - case 25: return("smtp"); - case 37: return("time"); - case 39: return("rlp"); - case 42: return("name"); - case 43: return("whois"); - case 53: return("domain"); - case 57: return("apts"); - case 59: return("apfs"); - case 67: return("bootps"); - case 68: return("bootpc"); - case 69: return("tftp"); - case 77: return("rje"); - case 79: return("finger"); - case 87: return("link"); - case 95: return("supdup"); - case 100: return("newacct"); - case 101: return("hostnames"); - case 102: return("iso-tsap"); - case 103: return("x400"); - case 104: return("x400-snd"); - case 105: return("csnet-ns"); - case 109: return("pop-2"); - case 111: return("sunrpc"); - case 113: return("auth"); - case 115: return("sftp"); - case 117: return("uucp-path"); - case 119: return("nntp"); - case 121: return("erpc"); - case 123: return("ntp"); - case 133: return("statsrv"); - case 136: return("profile"); - case 144: return("NeWS"); - case 161: return("snmp"); - case 162: return("snmp-trap"); - case 170: return("print-srv"); - default: (void) sprintf(retbuf, "%d", wks); return(retbuf); - } -} - -static char * -deproto(protonum) - int protonum; -{ - switch (protonum) { - case 1: return("icmp"); - case 2: return("igmp"); - case 3: return("ggp"); - case 5: return("st"); - case 6: return("tcp"); - case 7: return("ucl"); - case 8: return("egp"); - case 9: return("igp"); - case 11: return("nvp-II"); - case 12: return("pup"); - case 16: return("chaos"); - case 17: return("udp"); - default: (void) sprintf(retbuf, "%d", protonum); return(retbuf); - } -} - -static char * -do_rrset(msg, cp, cnt, pflag, file, hs) - int cnt, pflag; - char *cp,*msg, *hs; - FILE *file; -{ - int n; - int sflag; - /* - * Print answer records - */ - sflag = (_res.pfcode & pflag); - if (n = ntohs(cnt)) { - if ((!_res.pfcode) || ((sflag) && (_res.pfcode & RES_PRF_HEAD1))) - fprintf(file, hs); - while (--n >= 0) { - cp = p_rr(cp, msg, file); - if ((cp-msg) > PACKETSZ) - return (NULL); - } - if ((!_res.pfcode) || ((sflag) && (_res.pfcode & RES_PRF_HEAD1))) - putc('\n', file); - } - return(cp); -} - -__p_query(msg) - char *msg; -{ - __fp_query(msg, stdout); -} - -/* - * Print the current options. - * This is intended to be primarily a debugging routine. - */ -void -__fp_resstat(statp, file) - struct __res_state *statp; - FILE *file; -{ - int bit; - - fprintf(file, ";; res options:"); - if (!statp) - statp = &_res; - for (bit = 0; bit < 32; bit++) { /* XXX 32 - bad assumption! */ - if (statp->options & (1<<bit)) - fprintf(file, " %s", p_option(1<<bit)); - } - putc('\n', file); -} - -/* - * Print the contents of a query. - * This is intended to be primarily a debugging routine. - */ -void -__fp_query(msg,file) - char *msg; - FILE *file; -{ - register char *cp; - register HEADER *hp; - register int n; - - /* - * Print header fields. - */ - hp = (HEADER *)msg; - cp = msg + sizeof(HEADER); - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_HEADX) || hp->rcode) { - fprintf(file,";; ->>HEADER<<- opcode: %s, status: %s, id: %d", - _res_opcodes[hp->opcode], - _res_resultcodes[hp->rcode], - ntohs(hp->id)); - putc('\n', file); - } - putc(';', file); - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_HEAD2)) { - fprintf(file,"; flags:"); - if (hp->qr) - fprintf(file," qr"); - if (hp->aa) - fprintf(file," aa"); - if (hp->tc) - fprintf(file," tc"); - if (hp->rd) - fprintf(file," rd"); - if (hp->ra) - fprintf(file," ra"); - if (hp->pr) - fprintf(file," pr"); - } - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_HEAD1)) { - fprintf(file,"; Ques: %d", ntohs(hp->qdcount)); - fprintf(file,", Ans: %d", ntohs(hp->ancount)); - fprintf(file,", Auth: %d", ntohs(hp->nscount)); - fprintf(file,", Addit: %d", ntohs(hp->arcount)); - } -#if 1 - if ((!_res.pfcode) || (_res.pfcode & - (RES_PRF_HEADX | RES_PRF_HEAD2 | RES_PRF_HEAD1))) { - putc('\n',file); - } -#endif - /* - * Print question records. - */ - if (n = ntohs(hp->qdcount)) { - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_QUES)) - fprintf(file,";; QUESTIONS:\n"); - while (--n >= 0) { - fprintf(file,";;\t"); - cp = p_cdname(cp, msg, file); - if (cp == NULL) - return; - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_QUES)) - fprintf(file, ", type = %s", - __p_type(_getshort(cp))); - cp += sizeof(u_short); - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_QUES)) - fprintf(file, ", class = %s\n", - __p_class(_getshort(cp))); - cp += sizeof(u_short); - putc('\n', file); - } - } - /* - * Print authoritative answer records - */ - cp = do_rrset(msg, cp, hp->ancount, RES_PRF_ANS, file, - ";; ANSWERS:\n"); - if (cp == NULL) - return; - - /* - * print name server records - */ - cp = do_rrset(msg, cp, hp->nscount, RES_PRF_AUTH, file, - ";; AUTHORITY RECORDS:\n"); - if (!cp) - return; - - /* - * print additional records - */ - cp = do_rrset(msg, cp, hp->arcount, RES_PRF_ADD, file, - ";; ADDITIONAL RECORDS:\n"); - if (!cp) - return; -} - -char * -p_cdname(cp, msg, file) - char *cp, *msg; - FILE *file; -{ - char name[MAXDNAME]; - int n; - - if ((n = dn_expand((u_char *)msg, (u_char *)cp + MAXCDNAME, - (u_char *)cp, (u_char *)name, sizeof(name))) < 0) - return (NULL); - if (name[0] == '\0') - putc('.', file); - else - fputs(name, file); - return (cp + n); -} - -char * -p_fqname(cp, msg, file) - char *cp, *msg; - FILE *file; -{ - char name[MAXDNAME]; - int n, len; - - if ((n = dn_expand((u_char *)msg, (u_char *)cp + MAXCDNAME, - (u_char *)cp, (u_char *)name, sizeof(name))) < 0) - return (NULL); - if (name[0] == '\0') { - putc('.', file); - } else { - fputs(name, file); - if (name[strlen(name) - 1] != '.') - putc('.', file); - } - return (cp + n); -} - -/* - * Print resource record fields in human readable form. - * - * Removed calls to non-reentrant routines to simplify varifying - * POSIX thread-safe implementations. (mevans). - */ -char * -p_rr(cp, msg, file) - char *cp, *msg; - FILE *file; -{ - int type, class, dlen, n, c; - struct in_addr inaddr; - char *cp1, *cp2; - u_long tmpttl, t; - int lcnt; - char buf[32]; - - if ((cp = p_fqname(cp, msg, file)) == NULL) - return (NULL); /* compression error */ - type = _getshort(cp); - cp += sizeof(u_short); - class = _getshort(cp); - cp += sizeof(u_short); - tmpttl = _getlong(cp); - cp += sizeof(u_long); - dlen = _getshort(cp); - cp += sizeof(u_short); - cp1 = cp; - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_TTLID)) - fprintf(file, "\t%lu", tmpttl); - if ((!_res.pfcode) || (_res.pfcode & RES_PRF_CLASS)) - fprintf(file, "\t%s", __p_class(class)); - fprintf(file, "\t%s", __p_type(type)); - /* - * Print type specific data, if appropriate - */ - switch (type) { - case T_A: - switch (class) { - case C_IN: - case C_HS: - bcopy(cp, (char *)&inaddr, sizeof(inaddr)); - if (dlen == 4) { - fprintf(file,"\t%s", - inet_ntoa_r(inaddr, buf, sizeof(buf))); - cp += dlen; - } else if (dlen == 7) { - char *address; - u_char protocol; - u_short port; - - address = inet_ntoa_r(inaddr, - buf, sizeof(buf)); - cp += sizeof(inaddr); - protocol = *(u_char*)cp; - cp += sizeof(u_char); - port = _getshort(cp); - cp += sizeof(u_short); - fprintf(file, "\t%s\t; proto %d, port %d", - address, protocol, port); - } - break; - default: - cp += dlen; - } - break; - case T_CNAME: - case T_MB: - case T_MG: - case T_MR: - case T_NS: - case T_PTR: - putc('\t', file); - cp = p_fqname(cp, msg, file); - break; - - case T_HINFO: - if (n = *cp++) { - fprintf(file,"\t%.*s", n, cp); - cp += n; - } - if (n = *cp++) { - fprintf(file,"\t%.*s", n, cp); - cp += n; - } - break; - - case T_SOA: - putc('\t', file); - cp = p_fqname(cp, msg, file); /* origin */ - putc(' ', file); - cp = p_fqname(cp, msg, file); /* mail addr */ - fputs(" (\n", file); - t = _getlong(cp); cp += sizeof(u_long); - fprintf(file,"\t\t\t%lu\t; serial\n", t); - t = _getlong(cp); cp += sizeof(u_long); - fprintf(file,"\t\t\t%lu\t; refresh (%s)\n", t, __p_time(t)); - t = _getlong(cp); cp += sizeof(u_long); - fprintf(file,"\t\t\t%lu\t; retry (%s)\n", t, __p_time(t)); - t = _getlong(cp); cp += sizeof(u_long); - fprintf(file,"\t\t\t%lu\t; expire (%s)\n", t, __p_time(t)); - t = _getlong(cp); cp += sizeof(u_long); - fprintf(file,"\t\t\t%lu )\t; minimum (%s)", t, __p_time(t)); - break; - - case T_MX: - case T_AFSDB: - fprintf(file,"\t%d ", _getshort(cp)); - cp += sizeof(u_short); - cp = p_fqname(cp, msg, file); - break; - - case T_TXT: - (void) fputs("\t\"", file); - cp2 = cp1 + dlen; - while (cp < cp2) { - if (n = (unsigned char) *cp++) { - for (c = n; c > 0 && cp < cp2; c--) - if (*cp == '\n') { - (void) putc('\\', file); - (void) putc(*cp++, file); - } else - (void) putc(*cp++, file); - } - } - putc('"', file); - break; - - case T_MINFO: - case T_RP: - putc('\t', file); - cp = p_fqname(cp, msg, file); - putc(' ', file); - cp = p_fqname(cp, msg, file); - break; - - case T_UINFO: - putc('\t', file); - fputs(cp, file); - cp += dlen; - break; - - case T_UID: - case T_GID: - if (dlen == 4) { - fprintf(file,"\t%u", _getlong(cp)); - cp += sizeof(long); - } - break; - - case T_WKS: - if (dlen < sizeof(u_long) + 1) - break; - bcopy(cp, (char *)&inaddr, sizeof(inaddr)); - cp += sizeof(u_long); - fprintf(file, "\t%s %s ( ", - inet_ntoa_r(inaddr, buf, sizeof(buf)), - deproto((int) *cp)); - cp += sizeof(u_char); - n = 0; - lcnt = 0; - while (cp < cp1 + dlen) { - c = *cp++; - do { - if (c & 0200) { - if (lcnt == 0) { - fputs("\n\t\t\t", file); - lcnt = 5; - } - fputs(dewks(n), file); - putc(' ', file); - lcnt--; - } - c <<= 1; - } while (++n & 07); - } - putc(')', file); - break; - -#ifdef ALLOW_T_UNSPEC - case T_UNSPEC: - { - int NumBytes = 8; - char *DataPtr; - int i; - - if (dlen < NumBytes) NumBytes = dlen; - fprintf(file, "\tFirst %d bytes of hex data:", - NumBytes); - for (i = 0, DataPtr = cp; i < NumBytes; i++, DataPtr++) - fprintf(file, " %x", *DataPtr); - cp += dlen; - } - break; -#endif /* ALLOW_T_UNSPEC */ - - default: - fprintf(file,"\t?%d?", type); - cp += dlen; - } -#if 0 - fprintf(file, "\t; dlen=%d, ttl %s\n", dlen, __p_time(tmpttl)); -#else - putc('\n', file); -#endif - if (cp - cp1 != dlen) { - fprintf(file,";; packet size error (found %d, dlen was %d)\n", - cp - cp1, dlen); - cp = NULL; - } - return (cp); -} - -static char nbuf[40]; - -/* - * Return a string for the type - */ -char * -__p_type(type) - int type; -{ - switch (type) { - case T_A: - return("A"); - case T_NS: /* authoritative server */ - return("NS"); - case T_CNAME: /* canonical name */ - return("CNAME"); - case T_SOA: /* start of authority zone */ - return("SOA"); - case T_MB: /* mailbox domain name */ - return("MB"); - case T_MG: /* mail group member */ - return("MG"); - case T_MR: /* mail rename name */ - return("MR"); - case T_NULL: /* null resource record */ - return("NULL"); - case T_WKS: /* well known service */ - return("WKS"); - case T_PTR: /* domain name pointer */ - return("PTR"); - case T_HINFO: /* host information */ - return("HINFO"); - case T_MINFO: /* mailbox information */ - return("MINFO"); - case T_MX: /* mail routing info */ - return("MX"); - case T_TXT: /* text */ - return("TXT"); - case T_RP: /* responsible person */ - return("RP"); - case T_AFSDB: /* AFS cell database */ - return("AFSDB"); - case T_AXFR: /* zone transfer */ - return("AXFR"); - case T_MAILB: /* mail box */ - return("MAILB"); - case T_MAILA: /* mail address */ - return("MAILA"); - case T_ANY: /* matches any type */ - return("ANY"); - case T_UINFO: - return("UINFO"); - case T_UID: - return("UID"); - case T_GID: - return("GID"); -#ifdef ALLOW_T_UNSPEC - case T_UNSPEC: - return("UNSPEC"); -#endif /* ALLOW_T_UNSPEC */ - - default: - (void)sprintf(nbuf, "%d", type); - return(nbuf); - } -} - -/* - * Return a mnemonic for class - */ -char * -__p_class(class) - int class; -{ - - switch (class) { - case C_IN: /* internet class */ - return("IN"); - case C_HS: /* hesiod class */ - return("HS"); - case C_ANY: /* matches any class */ - return("ANY"); - default: - (void)sprintf(nbuf, "%d", class); - return(nbuf); - } -} - -/* - * Return a mnemonic for an option - */ -static char * -p_option(option) - u_long option; -{ - switch (option) { - case RES_INIT: return "init"; - case RES_DEBUG: return "debug"; - case RES_AAONLY: return "aaonly"; - case RES_USEVC: return "usevc"; - case RES_PRIMARY: return "primry"; - case RES_IGNTC: return "igntc"; - case RES_RECURSE: return "recurs"; - case RES_DEFNAMES: return "defnam"; - case RES_STAYOPEN: return "styopn"; - case RES_DNSRCH: return "dnsrch"; - default: sprintf(nbuf, "?0x%x?", option); return nbuf; - } -} - -/* - * Return a mnemonic for a time to live - */ -char * -__p_time(value) - u_long value; -{ - int secs, mins, hours, days; - register char *p; - - if (value == 0) { - strcpy(nbuf, "0 secs"); - return(nbuf); - } - - secs = value % 60; - value /= 60; - mins = value % 60; - value /= 60; - hours = value % 24; - value /= 24; - days = value; - value = 0; - -#define PLURALIZE(x) x, (x == 1) ? "" : "s" - p = nbuf; - if (days) { - (void)sprintf(p, "%d day%s", PLURALIZE(days)); - while (*++p); - } - if (hours) { - if (days) - *p++ = ' '; - (void)sprintf(p, "%d hour%s", PLURALIZE(hours)); - while (*++p); - } - if (mins) { - if (days || hours) - *p++ = ' '; - (void)sprintf(p, "%d min%s", PLURALIZE(mins)); - while (*++p); - } - if (secs || ! (days || hours || mins)) { - if (days || hours || mins) - *p++ = ' '; - (void)sprintf(p, "%d sec%s", PLURALIZE(secs)); - } - return(nbuf); -} |