+++ /dev/null
-/*\r
- * Copyright (c) 1985\r
- * The Regents of the University of California. All rights reserved.\r
- *\r
- * Portions copyright (c) 1999, 2000\r
- * Intel Corporation.\r
- * All rights reserved.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- *\r
- * 1. Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- *\r
- * 2. Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- *\r
- * 3. All advertising materials mentioning features or use of this software\r
- * must display the following acknowledgement:\r
- *\r
- * This product includes software developed by the University of\r
- * California, Berkeley, Intel Corporation, and its contributors.\r
- *\r
- * 4. Neither the name of University, Intel Corporation, or their respective\r
- * contributors may be used to endorse or promote products derived from\r
- * this software without specific prior written permission.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS, INTEL CORPORATION AND\r
- * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,\r
- * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS\r
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS,\r
- * INTEL CORPORATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,\r
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT\r
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,\r
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY\r
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF\r
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
- *\r
- */\r
-\r
-/*\r
- * Portions Copyright (c) 1993 by Digital Equipment Corporation.\r
- *\r
- * Permission to use, copy, modify, and distribute this software for any\r
- * purpose with or without fee is hereby granted, provided that the above\r
- * copyright notice and this permission notice appear in all copies, and that\r
- * the name of Digital Equipment Corporation not be used in advertising or\r
- * publicity pertaining to distribution of the document or software without\r
- * specific, written prior permission.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL\r
- * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES\r
- * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT\r
- * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL\r
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR\r
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS\r
- * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS\r
- * SOFTWARE.\r
- */\r
-\r
-/*\r
- * Portions Copyright (c) 1995 by International Business Machines, Inc.\r
- *\r
- * International Business Machines, Inc. (hereinafter called IBM) grants\r
- * permission under its copyrights to use, copy, modify, and distribute this\r
- * Software with or without fee, provided that the above copyright notice and\r
- * all paragraphs of this notice appear in all copies, and that the name of IBM\r
- * not be used in connection with the marketing of any product incorporating\r
- * the Software or modifications thereof, without specific, written prior\r
- * permission.\r
- *\r
- * To the extent it has a right to do so, IBM grants an immunity from suit\r
- * under its patents, if any, for the use, sale or manufacture of products to\r
- * the extent that such products are used for performing Domain Name System\r
- * dynamic updates in TCP/IP networks by means of the Software. No immunity is\r
- * granted for any product per se or for any other function of any product.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS", AND IBM DISCLAIMS ALL WARRANTIES,\r
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A\r
- * PARTICULAR PURPOSE. IN NO EVENT SHALL IBM BE LIABLE FOR ANY SPECIAL,\r
- * DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER ARISING\r
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE, EVEN\r
- * IF IBM IS APPRISED OF THE POSSIBILITY OF SUCH DAMAGES.\r
- */\r
-\r
-/*\r
- * Portions Copyright (c) 1996 by Internet Software Consortium.\r
- *\r
- * Permission to use, copy, modify, and distribute this software for any\r
- * purpose with or without fee is hereby granted, provided that the above\r
- * copyright notice and this permission notice appear in all copies.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS\r
- * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES\r
- * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE\r
- * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL\r
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR\r
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS\r
- * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS\r
- * SOFTWARE.\r
- */\r
-\r
-#if defined(LIBC_SCCS) && !defined(lint)\r
-static char sccsid[] = "@(#)res_debug.c 8.1 (Berkeley) 6/4/93";\r
-static char rcsid[] = "$Id: res_debug.c,v 1.1.1.1 2003/11/19 01:51:36 kyu3 Exp $";\r
-#endif /* LIBC_SCCS and not lint */\r
-\r
-#include <sys/types.h>\r
-#include <sys/param.h>\r
-#include <sys/socket.h>\r
-\r
-#include <netinet/in.h>\r
-#include <arpa/inet.h>\r
-#include <arpa/nameser.h>\r
-\r
-#include <ctype.h>\r
-#include <errno.h>\r
-#include <math.h>\r
-#include <netdb.h>\r
-#include <resolv.h>\r
-#include <stdio.h>\r
-#include <stdlib.h>\r
-#include <string.h>\r
-#include <time.h>\r
-\r
-#define SPRINTF(x) sprintf x\r
-\r
-extern const char *_res_opcodes[];\r
-extern const char *_res_resultcodes[];\r
-extern const char *_res_sectioncodes[];\r
-\r
-/*\r
- * Print the current options.\r
- */\r
-void\r
-fp_resstat(struct __res_state *statp, FILE *file) {\r
- u_long mask;\r
-\r
- fprintf(file, ";; res options:");\r
- if (!statp)\r
- statp = &_res;\r
- for (mask = 1; mask != 0; mask <<= 1)\r
- if (statp->options & mask)\r
- fprintf(file, " %s", p_option(mask));\r
- putc('\n', file);\r
-}\r
-\r
-static void\r
-do_section(ns_msg *handle, ns_sect section, int pflag, FILE *file) {\r
- int n, sflag, rrnum;\r
- ns_opcode opcode;\r
- ns_rr rr;\r
-\r
- /*\r
- * Print answer records.\r
- */\r
- sflag = (int)(_res.pfcode & pflag);\r
- if (_res.pfcode && !sflag)\r
- return;\r
-\r
- opcode = ns_msg_getflag(*handle, ns_f_opcode);\r
- rrnum = 0;\r
- for (;;) {\r
- if (ns_parserr(handle, section, rrnum, &rr)) {\r
- if (errno != ENODEV)\r
- fprintf(file, ";; ns_parserr: %s\n",\r
- strerror(errno));\r
- else if (rrnum > 0 && sflag != 0 &&\r
- (_res.pfcode & RES_PRF_HEAD1))\r
- putc('\n', file);\r
- return;\r
- }\r
- if (rrnum == 0 && sflag != 0 && (_res.pfcode & RES_PRF_HEAD1))\r
- fprintf(file, ";; %s SECTION:\n",\r
- p_section(section, opcode));\r
- if (section == ns_s_qd)\r
- fprintf(file, ";;\t%s, type = %s, class = %s\n",\r
- ns_rr_name(rr),\r
- p_type(ns_rr_type(rr)),\r
- p_class(ns_rr_class(rr)));\r
- else {\r
- char *buf;\r
- buf = (char*)malloc(2024);\r
- if (buf) {\r
- n = ns_sprintrr(handle, &rr, NULL, NULL,\r
- buf, sizeof buf);\r
- if (n < 0) {\r
- fprintf(file, ";; ns_sprintrr: %s\n",\r
- strerror(errno));\r
- free(buf);\r
- return;\r
- }\r
- fputs(buf, file);\r
- fputc('\n', file);\r
- free(buf);\r
- }\r
- }\r
- rrnum++;\r
- }\r
-}\r
-\r
-void\r
-p_query(const u_char *msg) {\r
- fp_query(msg, stdout);\r
-}\r
-\r
-void\r
-fp_query(const u_char *msg, FILE *file) {\r
- fp_nquery(msg, PACKETSZ, file);\r
-}\r
-\r
-/*\r
- * Print the contents of a query.\r
- * This is intended to be primarily a debugging routine.\r
- */\r
-void\r
-fp_nquery(const u_char *msg, int len, FILE *file) {\r
- ns_msg handle;\r
- int qdcount, ancount, nscount, arcount;\r
- u_int opcode, rcode, id;\r
-\r
- if ((_res.options & RES_INIT) == 0 && res_init() == -1)\r
- return;\r
-\r
- if (ns_initparse(msg, len, &handle) < 0) {\r
- fprintf(file, ";; ns_initparse: %s\n", strerror(errno));\r
- return;\r
- }\r
- opcode = ns_msg_getflag(handle, ns_f_opcode);\r
- rcode = ns_msg_getflag(handle, ns_f_rcode);\r
- id = ns_msg_id(handle);\r
- qdcount = ns_msg_count(handle, ns_s_qd);\r
- ancount = ns_msg_count(handle, ns_s_an);\r
- nscount = ns_msg_count(handle, ns_s_ns);\r
- arcount = ns_msg_count(handle, ns_s_ar);\r
-\r
- /*\r
- * Print header fields.\r
- */\r
- if ((!_res.pfcode) || (_res.pfcode & RES_PRF_HEADX) || rcode)\r
- fprintf(file,\r
- ";; ->>HEADER<<- opcode: %s, status: %s, id: %d\n",\r
- _res_opcodes[opcode], _res_resultcodes[rcode], (int)id);\r
- if ((!_res.pfcode) || (_res.pfcode & RES_PRF_HEADX))\r
- putc(';', file);\r
- if ((!_res.pfcode) || (_res.pfcode & RES_PRF_HEAD2)) {\r
- fprintf(file, "; flags:");\r
- if (ns_msg_getflag(handle, ns_f_qr))\r
- fprintf(file, " qr");\r
- if (ns_msg_getflag(handle, ns_f_aa))\r
- fprintf(file, " aa");\r
- if (ns_msg_getflag(handle, ns_f_tc))\r
- fprintf(file, " tc");\r
- if (ns_msg_getflag(handle, ns_f_rd))\r
- fprintf(file, " rd");\r
- if (ns_msg_getflag(handle, ns_f_ra))\r
- fprintf(file, " ra");\r
- if (ns_msg_getflag(handle, ns_f_z))\r
- fprintf(file, " ??");\r
- if (ns_msg_getflag(handle, ns_f_ad))\r
- fprintf(file, " ad");\r
- if (ns_msg_getflag(handle, ns_f_cd))\r
- fprintf(file, " cd");\r
- }\r
- if ((!_res.pfcode) || (_res.pfcode & RES_PRF_HEAD1)) {\r
- fprintf(file, "; %s: %d",\r
- p_section(ns_s_qd, (int)opcode), qdcount);\r
- fprintf(file, ", %s: %d",\r
- p_section(ns_s_an, (int)opcode), ancount);\r
- fprintf(file, ", %s: %d",\r
- p_section(ns_s_ns, (int)opcode), nscount);\r
- fprintf(file, ", %s: %d",\r
- p_section(ns_s_ar, (int)opcode), arcount);\r
- }\r
- if ((!_res.pfcode) || (_res.pfcode &\r
- (RES_PRF_HEADX | RES_PRF_HEAD2 | RES_PRF_HEAD1))) {\r
- putc('\n',file);\r
- }\r
- /*\r
- * Print the various sections.\r
- */\r
- do_section(&handle, ns_s_qd, RES_PRF_QUES, file);\r
- do_section(&handle, ns_s_an, RES_PRF_ANS, file);\r
- do_section(&handle, ns_s_ns, RES_PRF_AUTH, file);\r
- do_section(&handle, ns_s_ar, RES_PRF_ADD, file);\r
- if (qdcount == 0 && ancount == 0 &&\r
- nscount == 0 && arcount == 0)\r
- putc('\n', file);\r
-}\r
-\r
-const u_char *\r
-p_cdnname(const u_char *cp, const u_char *msg, int len, FILE *file) {\r
- char name[MAXDNAME];\r
- int n;\r
-\r
- if ((n = dn_expand(msg, msg + len, cp, name, sizeof name)) < 0)\r
- return (NULL);\r
- if (name[0] == '\0')\r
- putc('.', file);\r
- else\r
- fputs(name, file);\r
- return (cp + n);\r
-}\r
-\r
-const u_char *\r
-p_cdname(const u_char *cp, const u_char *msg, FILE *file) {\r
- return (p_cdnname(cp, msg, PACKETSZ, file));\r
-}\r
-\r
-/* Return a fully-qualified domain name from a compressed name (with\r
- length supplied). */\r
-\r
-const u_char *\r
-p_fqnname(\r
- const u_char *cp,\r
- const u_char *msg,\r
- int msglen,\r
- char *name,\r
- int namelen\r
- )\r
-{\r
- int n, newlen;\r
-\r
- if ((n = dn_expand(msg, cp + msglen, cp, name, namelen)) < 0)\r
- return (NULL);\r
- newlen = (int)strlen(name);\r
- if (newlen == 0 || name[newlen - 1] != '.') {\r
- if (newlen + 1 >= namelen) /* Lack space for final dot */\r
- return (NULL);\r
- else\r
- strcpy(name + newlen, ".");\r
- }\r
- return (cp + n);\r
-}\r
-\r
-/* XXX: the rest of these functions need to become length-limited, too. */\r
-\r
-const u_char *\r
-p_fqname(const u_char *cp, const u_char *msg, FILE *file) {\r
- char name[MAXDNAME];\r
- const u_char *n;\r
-\r
- n = p_fqnname(cp, msg, MAXCDNAME, name, sizeof name);\r
- if (n == NULL)\r
- return (NULL);\r
- fputs(name, file);\r
- return (n);\r
-}\r
-\r
-/*\r
- * Names of RR classes and qclasses. Classes and qclasses are the same, except\r
- * that C_ANY is a qclass but not a class. (You can ask for records of class\r
- * C_ANY, but you can't have any records of that class in the database.)\r
- */\r
-const struct res_sym __p_class_syms[] = {\r
- {C_IN, "IN"},\r
- {C_CHAOS, "CHAOS"},\r
- {C_HS, "HS"},\r
- {C_HS, "HESIOD"},\r
- {C_ANY, "ANY"},\r
- {C_NONE, "NONE"},\r
- {C_IN, (char *)0}\r
-};\r
-\r
-/*\r
- * Names of message sections.\r
- */\r
-const struct res_sym __p_default_section_syms[] = {\r
- {ns_s_qd, "QUERY"},\r
- {ns_s_an, "ANSWER"},\r
- {ns_s_ns, "AUTHORITY"},\r
- {ns_s_ar, "ADDITIONAL"},\r
- {0, (char *)0}\r
-};\r
-\r
-const struct res_sym __p_update_section_syms[] = {\r
- {S_ZONE, "ZONE"},\r
- {S_PREREQ, "PREREQUISITE"},\r
- {S_UPDATE, "UPDATE"},\r
- {S_ADDT, "ADDITIONAL"},\r
- {0, (char *)0}\r
-};\r
-\r
-/*\r
- * Names of RR types and qtypes. Types and qtypes are the same, except\r
- * that T_ANY is a qtype but not a type. (You can ask for records of type\r
- * T_ANY, but you can't have any records of that type in the database.)\r
- */\r
-const struct res_sym __p_type_syms[] = {\r
- {T_A, "A", "address"},\r
- {T_NS, "NS", "name server"},\r
- {T_MD, "MD", "mail destination (deprecated)"},\r
- {T_MF, "MF", "mail forwarder (deprecated)"},\r
- {T_CNAME, "CNAME", "canonical name"},\r
- {T_SOA, "SOA", "start of authority"},\r
- {T_MB, "MB", "mailbox"},\r
- {T_MG, "MG", "mail group member"},\r
- {T_MR, "MR", "mail rename"},\r
- {T_NULL, "NULL", "null"},\r
- {T_WKS, "WKS", "well-known service (deprecated)"},\r
- {T_PTR, "PTR", "domain name pointer"},\r
- {T_HINFO, "HINFO", "host information"},\r
- {T_MINFO, "MINFO", "mailbox information"},\r
- {T_MX, "MX", "mail exchanger"},\r
- {T_TXT, "TXT", "text"},\r
- {T_RP, "RP", "responsible person"},\r
- {T_AFSDB, "AFSDB", "DCE or AFS server"},\r
- {T_X25, "X25", "X25 address"},\r
- {T_ISDN, "ISDN", "ISDN address"},\r
- {T_RT, "RT", "router"},\r
- {T_NSAP, "NSAP", "nsap address"},\r
- {T_NSAP_PTR, "NSAP_PTR", "domain name pointer"},\r
- {T_SIG, "SIG", "signature"},\r
- {T_KEY, "KEY", "key"},\r
- {T_PX, "PX", "mapping information"},\r
- {T_GPOS, "GPOS", "geographical position (withdrawn)"},\r
- {T_AAAA, "AAAA", "IPv6 address"},\r
- {T_LOC, "LOC", "location"},\r
- {T_NXT, "NXT", "next valid name (unimplemented)"},\r
- {T_EID, "EID", "endpoint identifier (unimplemented)"},\r
- {T_NIMLOC, "NIMLOC", "NIMROD locator (unimplemented)"},\r
- {T_SRV, "SRV", "server selection"},\r
- {T_ATMA, "ATMA", "ATM address (unimplemented)"},\r
- {T_IXFR, "IXFR", "incremental zone transfer"},\r
- {T_AXFR, "AXFR", "zone transfer"},\r
- {T_MAILB, "MAILB", "mailbox-related data (deprecated)"},\r
- {T_MAILA, "MAILA", "mail agent (deprecated)"},\r
- {T_NAPTR, "NAPTR", "URN Naming Authority"},\r
- {T_ANY, "ANY", "\"any\""},\r
- {0, NULL, NULL}\r
-};\r
-\r
-int\r
-sym_ston(const struct res_sym *syms, const char *name, int *success) {\r
- for ((void)NULL; syms->name != 0; syms++) {\r
- if (strcasecmp (name, syms->name) == 0) {\r
- if (success)\r
- *success = 1;\r
- return (syms->number);\r
- }\r
- }\r
- if (success)\r
- *success = 0;\r
- return (syms->number); /* The default value. */\r
-}\r
-\r
-const char *\r
-sym_ntos(const struct res_sym *syms, int number, int *success) {\r
- static char unname[20];\r
-\r
- for ((void)NULL; syms->name != 0; syms++) {\r
- if (number == syms->number) {\r
- if (success)\r
- *success = 1;\r
- return (syms->name);\r
- }\r
- }\r
-\r
- sprintf(unname, "%d", number);\r
- if (success)\r
- *success = 0;\r
- return (unname);\r
-}\r
-\r
-const char *\r
-sym_ntop(const struct res_sym *syms, int number, int *success) {\r
- static char unname[20];\r
-\r
- for ((void)NULL; syms->name != 0; syms++) {\r
- if (number == syms->number) {\r
- if (success)\r
- *success = 1;\r
- return (syms->humanname);\r
- }\r
- }\r
- sprintf(unname, "%d", number);\r
- if (success)\r
- *success = 0;\r
- return (unname);\r
-}\r
-\r
-/*\r
- * Return a string for the type.\r
- */\r
-const char *\r
-p_type(int type) {\r
- return (sym_ntos(__p_type_syms, type, (int *)0));\r
-}\r
-\r
-/*\r
- * Return a string for the type.\r
- */\r
-const char *\r
-p_section(int section, int opcode) {\r
- const struct res_sym *symbols;\r
-\r
- switch (opcode) {\r
- case ns_o_update:\r
- symbols = __p_update_section_syms;\r
- break;\r
- default:\r
- symbols = __p_default_section_syms;\r
- break;\r
- }\r
- return (sym_ntos(symbols, section, (int *)0));\r
-}\r
-\r
-/*\r
- * Return a mnemonic for class.\r
- */\r
-const char *\r
-p_class(int class) {\r
- return (sym_ntos(__p_class_syms, class, (int *)0));\r
-}\r
-\r
-/*\r
- * Return a mnemonic for an option\r
- */\r
-const char *\r
-p_option(u_long option) {\r
- static char nbuf[40];\r
-\r
- switch (option) {\r
- case RES_INIT: return "init";\r
- case RES_DEBUG: return "debug";\r
- case RES_AAONLY: return "aaonly(unimpl)";\r
- case RES_USEVC: return "usevc";\r
- case RES_PRIMARY: return "primry(unimpl)";\r
- case RES_IGNTC: return "igntc";\r
- case RES_RECURSE: return "recurs";\r
- case RES_DEFNAMES: return "defnam";\r
- case RES_STAYOPEN: return "styopn";\r
- case RES_DNSRCH: return "dnsrch";\r
- case RES_INSECURE1: return "insecure1";\r
- case RES_INSECURE2: return "insecure2";\r
- default: sprintf(nbuf, "?0x%lx?", (unsigned long)option);\r
- return (nbuf);\r
- }\r
-}\r
-\r
-/*\r
- * Return a mnemonic for a time to live.\r
- */\r
-const char *\r
-p_time(u_int32_t value) {\r
- static char nbuf[40];\r
-\r
- if (ns_format_ttl(value, nbuf, sizeof nbuf) < 0)\r
- sprintf(nbuf, "%u", value);\r
- return (nbuf);\r
-}\r
-\r
-\r
-/*\r
- * routines to convert between on-the-wire RR format and zone file format.\r
- * Does not contain conversion to/from decimal degrees; divide or multiply\r
- * by 60*60*1000 for that.\r
- */\r
-\r
-static unsigned int poweroften[10] = {1, 10, 100, 1000, 10000, 100000,\r
- 1000000,10000000,100000000,1000000000};\r
-\r
-/* takes an XeY precision/size value, returns a string representation. */\r
-static const char *\r
-precsize_ntoa(\r
- u_int8_t prec\r
- )\r
-{\r
- static char retbuf[sizeof "90000000.00"];\r
- unsigned long val;\r
- int mantissa, exponent;\r
-\r
- mantissa = (int)((prec >> 4) & 0x0f) % 10;\r
- exponent = (int)((prec >> 0) & 0x0f) % 10;\r
-\r
- val = mantissa * poweroften[exponent];\r
-\r
- (void) sprintf(retbuf, "%ld.%.2ld", val/100, val%100);\r
- return (retbuf);\r
-}\r
-\r
-/* converts ascii size/precision X * 10**Y(cm) to 0xXY. moves pointer. */\r
-static u_int8_t\r
-precsize_aton(\r
- char **strptr\r
- )\r
-{\r
- unsigned int mval = 0, cmval = 0;\r
- u_int8_t retval = 0;\r
- char *cp;\r
- int exponent;\r
- int mantissa;\r
-\r
- cp = *strptr;\r
-\r
- while (isdigit(*cp))\r
- mval = mval * 10 + (*cp++ - '0');\r
-\r
- if (*cp == '.') { /* centimeters */\r
- cp++;\r
- if (isdigit(*cp)) {\r
- cmval = (*cp++ - '0') * 10;\r
- if (isdigit(*cp)) {\r
- cmval += (*cp++ - '0');\r
- }\r
- }\r
- }\r
- cmval = (mval * 100) + cmval;\r
-\r
- for (exponent = 0; exponent < 9; exponent++)\r
- if (cmval < poweroften[exponent+1])\r
- break;\r
-\r
- mantissa = cmval / poweroften[exponent];\r
- if (mantissa > 9)\r
- mantissa = 9;\r
-\r
- retval = (u_int8_t)((mantissa << 4) | exponent);\r
-\r
- *strptr = cp;\r
-\r
- return (retval);\r
-}\r
-\r
-/* converts ascii lat/lon to unsigned encoded 32-bit number. moves pointer. */\r
-static u_int32_t\r
-latlon2ul(\r
- char **latlonstrptr,\r
- int *which\r
- )\r
-{\r
- char *cp;\r
- u_int32_t retval;\r
- int deg = 0, min = 0, secs = 0, secsfrac = 0;\r
-\r
- cp = *latlonstrptr;\r
-\r
- while (isdigit(*cp))\r
- deg = deg * 10 + (*cp++ - '0');\r
-\r
- while (isspace(*cp))\r
- cp++;\r
-\r
- if (!(isdigit(*cp)))\r
- goto fndhemi;\r
-\r
- while (isdigit(*cp))\r
- min = min * 10 + (*cp++ - '0');\r
-\r
- while (isspace(*cp))\r
- cp++;\r
-\r
- if (!(isdigit(*cp)))\r
- goto fndhemi;\r
-\r
- while (isdigit(*cp))\r
- secs = secs * 10 + (*cp++ - '0');\r
-\r
- if (*cp == '.') { /* decimal seconds */\r
- cp++;\r
- if (isdigit(*cp)) {\r
- secsfrac = (*cp++ - '0') * 100;\r
- if (isdigit(*cp)) {\r
- secsfrac += (*cp++ - '0') * 10;\r
- if (isdigit(*cp)) {\r
- secsfrac += (*cp++ - '0');\r
- }\r
- }\r
- }\r
- }\r
-\r
- while (!isspace(*cp)) /* if any trailing garbage */\r
- cp++;\r
-\r
- while (isspace(*cp))\r
- cp++;\r
-\r
- fndhemi:\r
- switch (*cp) {\r
- case 'N': case 'n':\r
- case 'E': case 'e':\r
- retval = ((unsigned)1<<31)\r
- + (((((deg * 60) + min) * 60) + secs) * 1000)\r
- + secsfrac;\r
- break;\r
- case 'S': case 's':\r
- case 'W': case 'w':\r
- retval = ((unsigned)1<<31)\r
- - (((((deg * 60) + min) * 60) + secs) * 1000)\r
- - secsfrac;\r
- break;\r
- default:\r
- retval = 0; /* invalid value -- indicates error */\r
- break;\r
- }\r
-\r
- switch (*cp) {\r
- case 'N': case 'n':\r
- case 'S': case 's':\r
- *which = 1; /* latitude */\r
- break;\r
- case 'E': case 'e':\r
- case 'W': case 'w':\r
- *which = 2; /* longitude */\r
- break;\r
- default:\r
- *which = 0; /* error */\r
- break;\r
- }\r
-\r
- cp++; /* skip the hemisphere */\r
-\r
- while (!isspace(*cp)) /* if any trailing garbage */\r
- cp++;\r
-\r
- while (isspace(*cp)) /* move to next field */\r
- cp++;\r
-\r
- *latlonstrptr = cp;\r
-\r
- return (retval);\r
-}\r
-\r
-/* converts a zone file representation in a string to an RDATA on-the-wire\r
- * representation. */\r
-int\r
-loc_aton(\r
- const char *ascii,\r
- u_char *binary\r
- )\r
-{\r
- const char *cp, *maxcp;\r
- u_char *bcp;\r
-\r
- u_int32_t latit = 0, longit = 0, alt = 0;\r
- u_int32_t lltemp1 = 0, lltemp2 = 0;\r
- int altmeters = 0, altfrac = 0, altsign = 1;\r
- u_int8_t hp = 0x16; /* default = 1e6 cm = 10000.00m = 10km */\r
- u_int8_t vp = 0x13; /* default = 1e3 cm = 10.00m */\r
- u_int8_t siz = 0x12; /* default = 1e2 cm = 1.00m */\r
- int which1 = 0, which2 = 0;\r
-\r
- cp = ascii;\r
- maxcp = cp + strlen(ascii);\r
-\r
- lltemp1 = latlon2ul((char **)&cp, &which1);\r
-\r
- lltemp2 = latlon2ul((char **)&cp, &which2);\r
-\r
- switch (which1 + which2) {\r
- case 3: /* 1 + 2, the only valid combination */\r
- if ((which1 == 1) && (which2 == 2)) { /* normal case */\r
- latit = lltemp1;\r
- longit = lltemp2;\r
- } else if ((which1 == 2) && (which2 == 1)) { /* reversed */\r
- longit = lltemp1;\r
- latit = lltemp2;\r
- } else { /* some kind of brokenness */\r
- return (0);\r
- }\r
- break;\r
- default: /* we didn't get one of each */\r
- return (0);\r
- }\r
-\r
- /* altitude */\r
- if (*cp == '-') {\r
- altsign = -1;\r
- cp++;\r
- }\r
-\r
- if (*cp == '+')\r
- cp++;\r
-\r
- while (isdigit(*cp))\r
- altmeters = altmeters * 10 + (*cp++ - '0');\r
-\r
- if (*cp == '.') { /* decimal meters */\r
- cp++;\r
- if (isdigit(*cp)) {\r
- altfrac = (*cp++ - '0') * 10;\r
- if (isdigit(*cp)) {\r
- altfrac += (*cp++ - '0');\r
- }\r
- }\r
- }\r
-\r
- alt = (10000000 + (altsign * (altmeters * 100 + altfrac)));\r
-\r
- while (!isspace(*cp) && (cp < maxcp)) /* if trailing garbage or m */\r
- cp++;\r
-\r
- while (isspace(*cp) && (cp < maxcp))\r
- cp++;\r
-\r
- if (cp >= maxcp)\r
- goto defaults;\r
-\r
- siz = precsize_aton((char **)&cp);\r
-\r
- while (!isspace(*cp) && (cp < maxcp)) /* if trailing garbage or m */\r
- cp++;\r
-\r
- while (isspace(*cp) && (cp < maxcp))\r
- cp++;\r
-\r
- if (cp >= maxcp)\r
- goto defaults;\r
-\r
- hp = precsize_aton((char **)&cp);\r
-\r
- while (!isspace(*cp) && (cp < maxcp)) /* if trailing garbage or m */\r
- cp++;\r
-\r
- while (isspace(*cp) && (cp < maxcp))\r
- cp++;\r
-\r
- if (cp >= maxcp)\r
- goto defaults;\r
-\r
- vp = precsize_aton((char **)&cp);\r
-\r
- defaults:\r
-\r
- bcp = binary;\r
- *bcp++ = (u_int8_t) 0; /* version byte */\r
- *bcp++ = siz;\r
- *bcp++ = hp;\r
- *bcp++ = vp;\r
- PUTLONG(latit,bcp);\r
- PUTLONG(longit,bcp);\r
- PUTLONG(alt,bcp);\r
-\r
- return (16); /* size of RR in octets */\r
-}\r
-\r
-/* takes an on-the-wire LOC RR and formats it in a human readable format. */\r
-const char *\r
-loc_ntoa(\r
- const u_char *binary,\r
- char *ascii\r
- )\r
-{\r
- static char *error = "?";\r
- const u_char *cp = binary;\r
-\r
- int latdeg, latmin, latsec, latsecfrac;\r
- int longdeg, longmin, longsec, longsecfrac;\r
- char northsouth, eastwest;\r
- int altmeters, altfrac, altsign;\r
-\r
- const u_int32_t referencealt = 100000 * 100;\r
-\r
- int32_t latval, longval, altval;\r
- u_int32_t templ;\r
- u_int8_t sizeval, hpval, vpval, versionval;\r
-\r
- char *sizestr, *hpstr, *vpstr;\r
-\r
- versionval = *cp++;\r
-\r
- if (versionval) {\r
- (void) sprintf(ascii, "; error: unknown LOC RR version");\r
- return (ascii);\r
- }\r
-\r
- sizeval = *cp++;\r
-\r
- hpval = *cp++;\r
- vpval = *cp++;\r
-\r
- GETLONG(templ, cp);\r
- latval = (templ - ((unsigned)1<<31));\r
-\r
- GETLONG(templ, cp);\r
- longval = (templ - ((unsigned)1<<31));\r
-\r
- GETLONG(templ, cp);\r
- if (templ < referencealt) { /* below WGS 84 spheroid */\r
- altval = referencealt - templ;\r
- altsign = -1;\r
- } else {\r
- altval = templ - referencealt;\r
- altsign = 1;\r
- }\r
-\r
- if (latval < 0) {\r
- northsouth = 'S';\r
- latval = -latval;\r
- } else\r
- northsouth = 'N';\r
-\r
- latsecfrac = latval % 1000;\r
- latval = latval / 1000;\r
- latsec = latval % 60;\r
- latval = latval / 60;\r
- latmin = latval % 60;\r
- latval = latval / 60;\r
- latdeg = latval;\r
-\r
- if (longval < 0) {\r
- eastwest = 'W';\r
- longval = -longval;\r
- } else\r
- eastwest = 'E';\r
-\r
- longsecfrac = longval % 1000;\r
- longval = longval / 1000;\r
- longsec = longval % 60;\r
- longval = longval / 60;\r
- longmin = longval % 60;\r
- longval = longval / 60;\r
- longdeg = longval;\r
-\r
- altfrac = altval % 100;\r
- altmeters = (altval / 100) * altsign;\r
-\r
- if ((sizestr = strdup(precsize_ntoa(sizeval))) == NULL)\r
- sizestr = error;\r
- if ((hpstr = strdup(precsize_ntoa(hpval))) == NULL)\r
- hpstr = error;\r
- if ((vpstr = strdup(precsize_ntoa(vpval))) == NULL)\r
- vpstr = error;\r
-\r
- sprintf(ascii,\r
- "%d %.2d %.2d.%.3d %c %d %.2d %.2d.%.3d %c %d.%.2dm %sm %sm %sm",\r
- latdeg, latmin, latsec, latsecfrac, northsouth,\r
- longdeg, longmin, longsec, longsecfrac, eastwest,\r
- altmeters, altfrac, sizestr, hpstr, vpstr);\r
-\r
- if (sizestr != error)\r
- free(sizestr);\r
- if (hpstr != error)\r
- free(hpstr);\r
- if (vpstr != error)\r
- free(vpstr);\r
-\r
- return (ascii);\r
-}\r
-\r
-\r
-/* Return the number of DNS hierarchy levels in the name. */\r
-int\r
-dn_count_labels(const char *name) {\r
- int i, len, count;\r
-\r
- len = (int)strlen(name);\r
- for (i = 0, count = 0; i < len; i++) {\r
- /* XXX need to check for \. or use named's nlabels(). */\r
- if (name[i] == '.')\r
- count++;\r
- }\r
-\r
- /* don't count initial wildcard */\r
- if (name[0] == '*')\r
- if (count)\r
- count--;\r
-\r
- /* don't count the null label for root. */\r
- /* if terminating '.' not found, must adjust */\r
- /* count to include last label */\r
- if (len > 0 && name[len-1] != '.')\r
- count++;\r
- return (count);\r
-}\r
-\r
-\r
-/*\r
- * Make dates expressed in seconds-since-Jan-1-1970 easy to read.\r
- * SIG records are required to be printed like this, by the Secure DNS RFC.\r
- */\r
-char *\r
-p_secstodate (u_long secs) {\r
- static char output[15]; /* YYYYMMDDHHMMSS and null */\r
- time_t clock = (time_t)secs;\r
- struct tm *time;\r
-\r
- time = gmtime(&clock);\r
- time->tm_year += 1900;\r
- time->tm_mon += 1;\r
- sprintf(output, "%04d%02d%02d%02d%02d%02d",\r
- time->tm_year, time->tm_mon, time->tm_mday,\r
- time->tm_hour, time->tm_min, time->tm_sec);\r
- return (output);\r
-}\r
projects / mirror_edk2.git / blobdiff