Annotation of embedaddon/php/ext/standard/dns_win32.c, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 2008-2009 The PHP Group |
! 6: +----------------------------------------------------------------------+
! 7: | This source file is subject to version 3.01 of the PHP license, |
! 8: | that is bundled with this package in the file LICENSE, and is |
! 9: | available through the world-wide-web at the following url: |
! 10: | http://www.php.net/license/3_01.txt |
! 11: | If you did not receive a copy of the PHP license and are unable to |
! 12: | obtain it through the world-wide-web, please send a note to |
! 13: | license@php.net so we can mail you a copy immediately. |
! 14: +----------------------------------------------------------------------+
! 15: | Authors: Pierre A. Joye <pierre@php.net> |
! 16: +----------------------------------------------------------------------+
! 17: */
! 18:
! 19: #include "php.h"
! 20:
! 21: #include <windows.h>
! 22: #include <Winbase.h >
! 23: #include <Windns.h>
! 24:
! 25: #include "php_dns.h"
! 26:
! 27: #define PHP_DNS_NUM_TYPES 12 /* Number of DNS Types Supported by PHP currently */
! 28:
! 29: #define PHP_DNS_A 0x00000001
! 30: #define PHP_DNS_NS 0x00000002
! 31: #define PHP_DNS_CNAME 0x00000010
! 32: #define PHP_DNS_SOA 0x00000020
! 33: #define PHP_DNS_PTR 0x00000800
! 34: #define PHP_DNS_HINFO 0x00001000
! 35: #define PHP_DNS_MX 0x00004000
! 36: #define PHP_DNS_TXT 0x00008000
! 37: #define PHP_DNS_A6 0x01000000
! 38: #define PHP_DNS_SRV 0x02000000
! 39: #define PHP_DNS_NAPTR 0x04000000
! 40: #define PHP_DNS_AAAA 0x08000000
! 41: #define PHP_DNS_ANY 0x10000000
! 42: #define PHP_DNS_ALL (PHP_DNS_A|PHP_DNS_NS|PHP_DNS_CNAME|PHP_DNS_SOA|PHP_DNS_PTR|PHP_DNS_HINFO|PHP_DNS_MX|PHP_DNS_TXT|PHP_DNS_A6|PHP_DNS_SRV|PHP_DNS_NAPTR|PHP_DNS_AAAA)
! 43:
! 44: PHP_FUNCTION(dns_get_mx) /* {{{ */
! 45: {
! 46: char *hostname;
! 47: int hostname_len;
! 48: zval *mx_list, *weight_list = NULL;
! 49:
! 50: DNS_STATUS status; /* Return value of DnsQuery_A() function */
! 51: PDNS_RECORD pResult, pRec; /* Pointer to DNS_RECORD structure */
! 52:
! 53: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sz|z", &hostname, &hostname_len, &mx_list, &weight_list) == FAILURE) {
! 54: return;
! 55: }
! 56:
! 57: status = DnsQuery_A(hostname, DNS_TYPE_MX, DNS_QUERY_STANDARD, NULL, &pResult, NULL);
! 58:
! 59: if (status) {
! 60: RETURN_FALSE;
! 61: }
! 62:
! 63: zval_dtor(mx_list);
! 64: array_init(mx_list);
! 65:
! 66: if (weight_list) {
! 67: zval_dtor(weight_list);
! 68: array_init(weight_list);
! 69: }
! 70:
! 71: for (pRec = pResult; pRec; pRec = pRec->pNext) {
! 72: DNS_SRV_DATA *srv = &pRec->Data.Srv;
! 73:
! 74: if (pRec->wType != DNS_TYPE_MX) {
! 75: continue;
! 76: }
! 77:
! 78: add_next_index_string(mx_list, pRec->Data.MX.pNameExchange, 1);
! 79: if (weight_list) {
! 80: add_next_index_long(weight_list, srv->wPriority);
! 81: }
! 82: }
! 83:
! 84: /* Free memory allocated for DNS records. */
! 85: DnsRecordListFree(pResult, DnsFreeRecordListDeep);
! 86:
! 87: RETURN_TRUE;
! 88: }
! 89: /* }}} */
! 90:
! 91: /* {{{ proto bool dns_check_record(string host [, string type])
! 92: Check DNS records corresponding to a given Internet host name or IP address */
! 93: PHP_FUNCTION(dns_check_record)
! 94: {
! 95: char *hostname, *rectype = NULL;
! 96: int hostname_len, rectype_len = 0;
! 97: int type = DNS_TYPE_MX;
! 98:
! 99: DNS_STATUS status; /* Return value of DnsQuery_A() function */
! 100: PDNS_RECORD pResult; /* Pointer to DNS_RECORD structure */
! 101:
! 102: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|s", &hostname, &hostname_len, &rectype, &rectype_len) == FAILURE) {
! 103: return;
! 104: }
! 105:
! 106: if (hostname_len == 0) {
! 107: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Host cannot be empty");
! 108: RETURN_FALSE;
! 109: }
! 110:
! 111: if (rectype) {
! 112: if (!strcasecmp("A", rectype)) type = DNS_TYPE_A;
! 113: else if (!strcasecmp("NS", rectype)) type = DNS_TYPE_NS;
! 114: else if (!strcasecmp("MX", rectype)) type = DNS_TYPE_MX;
! 115: else if (!strcasecmp("PTR", rectype)) type = DNS_TYPE_PTR;
! 116: else if (!strcasecmp("ANY", rectype)) type = DNS_TYPE_ANY;
! 117: else if (!strcasecmp("SOA", rectype)) type = DNS_TYPE_SOA;
! 118: else if (!strcasecmp("TXT", rectype)) type = DNS_TYPE_TEXT;
! 119: else if (!strcasecmp("CNAME", rectype)) type = DNS_TYPE_CNAME;
! 120: else if (!strcasecmp("AAAA", rectype)) type = DNS_TYPE_AAAA;
! 121: else if (!strcasecmp("SRV", rectype)) type = DNS_TYPE_SRV;
! 122: else if (!strcasecmp("NAPTR", rectype)) type = DNS_TYPE_NAPTR;
! 123: else if (!strcasecmp("A6", rectype)) type = DNS_TYPE_A6;
! 124: else {
! 125: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Type '%s' not supported", rectype);
! 126: RETURN_FALSE;
! 127: }
! 128: }
! 129:
! 130: status = DnsQuery_A(hostname, type, DNS_QUERY_STANDARD, NULL, &pResult, NULL);
! 131:
! 132: if (status) {
! 133: RETURN_FALSE;
! 134: }
! 135:
! 136: RETURN_TRUE;
! 137: }
! 138: /* }}} */
! 139:
! 140: /* {{{ php_parserr */
! 141: static void php_parserr(PDNS_RECORD pRec, int type_to_fetch, int store, zval **subarray)
! 142: {
! 143: int type;
! 144: u_long ttl;
! 145:
! 146: type = pRec->wType;
! 147: ttl = pRec->dwTtl;
! 148:
! 149: if (type_to_fetch != DNS_TYPE_ANY && type != type_to_fetch) {
! 150: return;
! 151: }
! 152:
! 153: if (!store) {
! 154: return;
! 155: }
! 156:
! 157: ALLOC_INIT_ZVAL(*subarray);
! 158: array_init(*subarray);
! 159:
! 160: add_assoc_string(*subarray, "host", pRec->pName, 1);
! 161: switch (type) {
! 162: case DNS_TYPE_A: {
! 163: IN_ADDR ipaddr;
! 164: ipaddr.S_un.S_addr = (pRec->Data.A.IpAddress);
! 165: add_assoc_string(*subarray, "type", "A", 1);
! 166: add_assoc_string(*subarray, "ip", inet_ntoa(ipaddr), 1);
! 167: break;
! 168: }
! 169:
! 170: case DNS_TYPE_MX:
! 171: add_assoc_string(*subarray, "type", "MX", 1);
! 172: add_assoc_long(*subarray, "pri", pRec->Data.Srv.wPriority);
! 173: /* no break; */
! 174:
! 175: case DNS_TYPE_CNAME:
! 176: if (type == DNS_TYPE_CNAME) {
! 177: add_assoc_string(*subarray, "type", "CNAME", 1);
! 178: }
! 179: /* no break; */
! 180:
! 181: case DNS_TYPE_NS:
! 182: if (type == DNS_TYPE_NS) {
! 183: add_assoc_string(*subarray, "type", "NS", 1);
! 184: }
! 185: /* no break; */
! 186:
! 187: case DNS_TYPE_PTR:
! 188: if (type == DNS_TYPE_PTR) {
! 189: add_assoc_string(*subarray, "type", "PTR", 1);
! 190: }
! 191: add_assoc_string(*subarray, "target", pRec->Data.MX.pNameExchange, 1);
! 192: break;
! 193:
! 194: /* Not available on windows, the query is possible but there is no DNS_HINFO_DATA structure */
! 195: case DNS_TYPE_HINFO:
! 196: case DNS_TYPE_TEXT:
! 197: {
! 198: DWORD i = 0;
! 199: DNS_TXT_DATA *data_txt = &pRec->Data.TXT;
! 200: DWORD count = data_txt->dwStringCount;
! 201: char *txt, *txt_dst;
! 202: long txt_len = 0;
! 203: zval *entries;
! 204:
! 205: add_assoc_string(*subarray, "type", "TXT", 1);
! 206:
! 207: ALLOC_INIT_ZVAL(entries);
! 208: array_init(entries);
! 209:
! 210: for (i = 0; i < count; i++) {
! 211: txt_len += strlen(data_txt->pStringArray[i]) + 1;
! 212: }
! 213:
! 214: txt = ecalloc(txt_len * 2, 1);
! 215: txt_dst = txt;
! 216: for (i = 0; i < count; i++) {
! 217: int len = strlen(data_txt->pStringArray[i]);
! 218: memcpy(txt_dst, data_txt->pStringArray[i], len);
! 219: add_next_index_stringl(entries, data_txt->pStringArray[i], len, 1);
! 220: txt_dst += len;
! 221: }
! 222:
! 223: add_assoc_string(*subarray, "txt", txt, 0);
! 224: add_assoc_zval(*subarray, "entries", entries);
! 225: }
! 226: break;
! 227:
! 228: case DNS_TYPE_SOA:
! 229: {
! 230: DNS_SOA_DATA *data_soa = &pRec->Data.Soa;
! 231:
! 232: add_assoc_string(*subarray, "type", "SOA", 1);
! 233:
! 234: add_assoc_string(*subarray, "mname", data_soa->pNamePrimaryServer, 1);
! 235: add_assoc_string(*subarray, "rname", data_soa->pNameAdministrator, 1);
! 236: add_assoc_long(*subarray, "serial", data_soa->dwSerialNo);
! 237: add_assoc_long(*subarray, "refresh", data_soa->dwRefresh);
! 238: add_assoc_long(*subarray, "retry", data_soa->dwRetry);
! 239: add_assoc_long(*subarray, "expire", data_soa->dwExpire);
! 240: add_assoc_long(*subarray, "minimum-ttl", data_soa->dwDefaultTtl);
! 241: }
! 242: break;
! 243:
! 244: case DNS_TYPE_AAAA:
! 245: {
! 246: DNS_AAAA_DATA *data_aaaa = &pRec->Data.AAAA;
! 247: char buf[sizeof("AAAA:AAAA:AAAA:AAAA:AAAA:AAAA:AAAA:AAAA")];
! 248: char *tp = buf;
! 249: int i;
! 250: unsigned short out[8];
! 251: int have_v6_break = 0, in_v6_break = 0;
! 252:
! 253: for (i = 0; i < 4; ++i) {
! 254: DWORD chunk = data_aaaa->Ip6Address.IP6Dword[i];
! 255: out[i * 2] = htons(LOWORD(chunk));
! 256: out[i * 2 + 1] = htons(HIWORD(chunk));
! 257: }
! 258:
! 259: for(i=0; i < 8; i++) {
! 260: if (out[i] != 0) {
! 261: if (tp > (u_char *)buf) {
! 262: in_v6_break = 0;
! 263: tp[0] = ':';
! 264: tp++;
! 265: }
! 266: tp += sprintf((char*)tp,"%x", out[i]);
! 267: } else {
! 268: if (!have_v6_break) {
! 269: have_v6_break = 1;
! 270: in_v6_break = 1;
! 271: tp[0] = ':';
! 272: tp++;
! 273: } else if (!in_v6_break) {
! 274: tp[0] = ':';
! 275: tp++;
! 276: tp[0] = '0';
! 277: tp++;
! 278: }
! 279: }
! 280: }
! 281:
! 282: if (have_v6_break && in_v6_break) {
! 283: tp[0] = ':';
! 284: tp++;
! 285: }
! 286: tp[0] = '\0';
! 287:
! 288: add_assoc_string(*subarray, "type", "AAAA", 1);
! 289: add_assoc_string(*subarray, "ipv6", buf, 1);
! 290: }
! 291: break;
! 292:
! 293: #if 0
! 294: /* Won't be implemented. A6 is deprecated. (Pierre) */
! 295: case DNS_TYPE_A6:
! 296: break;
! 297: #endif
! 298:
! 299: case DNS_TYPE_SRV:
! 300: {
! 301: DNS_SRV_DATA *data_srv = &pRec->Data.Srv;
! 302:
! 303: add_assoc_string(*subarray, "type", "SRV", 1);
! 304: add_assoc_long(*subarray, "pri", data_srv->wPriority);
! 305: add_assoc_long(*subarray, "weight", data_srv->wWeight);
! 306: add_assoc_long(*subarray, "port", data_srv->wPort);
! 307: add_assoc_string(*subarray, "target", data_srv->pNameTarget, 1);
! 308: }
! 309: break;
! 310:
! 311: case DNS_TYPE_NAPTR:
! 312: {
! 313: #if _MSC_VER >= 1500
! 314: DNS_NAPTR_DATA * data_naptr = &pRec->Data.Naptr;
! 315:
! 316: add_assoc_string(*subarray, "type", "NAPTR", 1);
! 317: add_assoc_long(*subarray, "order", data_naptr->wOrder);
! 318: add_assoc_long(*subarray, "pref", data_naptr->wPreference);
! 319: add_assoc_string(*subarray, "flags", data_naptr->pFlags, 1);
! 320: add_assoc_string(*subarray, "services", data_naptr->pService, 1);
! 321: add_assoc_string(*subarray, "regex", data_naptr->pRegularExpression, 1);
! 322: add_assoc_string(*subarray, "replacement", data_naptr->pReplacement, 1);
! 323: #endif
! 324: }
! 325: break;
! 326:
! 327: default:
! 328: break;
! 329: }
! 330:
! 331: add_assoc_string(*subarray, "class", "IN", 1);
! 332: add_assoc_long(*subarray, "ttl", ttl);
! 333: }
! 334: /* }}} */
! 335:
! 336: /* {{{ proto array|false dns_get_record(string hostname [, int type[, array authns, array addtl]])
! 337: Get any Resource Record corresponding to a given Internet host name */
! 338: PHP_FUNCTION(dns_get_record)
! 339: {
! 340: char *hostname;
! 341: int hostname_len;
! 342: long type_param = PHP_DNS_ANY;
! 343: zval *authns = NULL, *addtl = NULL;
! 344: int type, type_to_fetch, first_query = 1, store_results = 1;
! 345:
! 346: if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|lzz", &hostname, &hostname_len, &type_param, &authns, &addtl) == FAILURE) {
! 347: return;
! 348: }
! 349:
! 350: if (authns) {
! 351: zval_dtor(authns);
! 352: array_init(authns);
! 353: }
! 354: if (addtl) {
! 355: zval_dtor(addtl);
! 356: array_init(addtl);
! 357: }
! 358:
! 359: if (type_param & ~PHP_DNS_ALL && type_param != PHP_DNS_ANY) {
! 360: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Type '%ld' not supported", type_param);
! 361: RETURN_FALSE;
! 362: }
! 363:
! 364: /* Initialize the return array */
! 365: array_init(return_value);
! 366:
! 367: for (type = (type_param == PHP_DNS_ANY ? (PHP_DNS_NUM_TYPES + 1) : 0);
! 368: type < (addtl ? (PHP_DNS_NUM_TYPES + 2) : PHP_DNS_NUM_TYPES) || first_query;
! 369: type++
! 370: ) {
! 371: DNS_STATUS status; /* Return value of DnsQuery_A() function */
! 372: PDNS_RECORD pResult, pRec; /* Pointer to DNS_RECORD structure */
! 373:
! 374: first_query = 0;
! 375: switch (type) {
! 376: case 0:
! 377: type_to_fetch = type_param&PHP_DNS_A ? DNS_TYPE_A : 0;
! 378: break;
! 379: case 1:
! 380: type_to_fetch = type_param&PHP_DNS_NS ? DNS_TYPE_NS : 0;
! 381: break;
! 382: case 2:
! 383: type_to_fetch = type_param&PHP_DNS_CNAME ? DNS_TYPE_CNAME : 0;
! 384: break;
! 385: case 3:
! 386: type_to_fetch = type_param&PHP_DNS_SOA ? DNS_TYPE_SOA : 0;
! 387: break;
! 388: case 4:
! 389: type_to_fetch = type_param&PHP_DNS_PTR ? DNS_TYPE_PTR : 0;
! 390: break;
! 391: case 5:
! 392: type_to_fetch = type_param&PHP_DNS_HINFO ? DNS_TYPE_HINFO : 0;
! 393: break;
! 394: case 6:
! 395: type_to_fetch = type_param&PHP_DNS_MX ? DNS_TYPE_MX : 0;
! 396: break;
! 397: case 7:
! 398: type_to_fetch = type_param&PHP_DNS_TXT ? DNS_TYPE_TEXT : 0;
! 399: break;
! 400: case 8:
! 401: type_to_fetch = type_param&PHP_DNS_AAAA ? DNS_TYPE_AAAA : 0;
! 402: break;
! 403: case 9:
! 404: type_to_fetch = type_param&PHP_DNS_SRV ? DNS_TYPE_SRV : 0;
! 405: break;
! 406: case 10:
! 407: type_to_fetch = type_param&PHP_DNS_NAPTR ? DNS_TYPE_NAPTR : 0;
! 408: break;
! 409: case 11:
! 410: type_to_fetch = type_param&PHP_DNS_A6 ? DNS_TYPE_A6 : 0;
! 411: break;
! 412: case PHP_DNS_NUM_TYPES:
! 413: store_results = 0;
! 414: continue;
! 415: default:
! 416: case (PHP_DNS_NUM_TYPES + 1):
! 417: type_to_fetch = DNS_TYPE_ANY;
! 418: break;
! 419: }
! 420:
! 421: if (type_to_fetch) {
! 422: status = DnsQuery_A(hostname, type_to_fetch, DNS_QUERY_STANDARD, NULL, &pResult, NULL);
! 423:
! 424: if (status) {
! 425: if (status == DNS_INFO_NO_RECORDS || status == DNS_ERROR_RCODE_NAME_ERROR) {
! 426: continue;
! 427: } else {
! 428: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Dns Query failed");
! 429: zval_dtor(return_value);
! 430: RETURN_FALSE;
! 431: }
! 432: }
! 433:
! 434: for (pRec = pResult; pRec; pRec = pRec->pNext) {
! 435: DNS_SRV_DATA *srv = &pRec->Data.Srv;
! 436: zval *retval = NULL;
! 437:
! 438: if (pRec->Flags.S.Section == DnsSectionAnswer) {
! 439: php_parserr(pRec, type_to_fetch, store_results, &retval);
! 440: if (retval != NULL && store_results) {
! 441: add_next_index_zval(return_value, retval);
! 442: }
! 443: }
! 444:
! 445: if (authns && pRec->Flags.S.Section == DnsSectionAuthority) {
! 446:
! 447: php_parserr(pRec, type_to_fetch, store_results, &retval);
! 448: if (retval != NULL) {
! 449: add_next_index_zval(authns, retval);
! 450: }
! 451: }
! 452:
! 453: /* Stupid typo in PSDK 6.1, WinDNS.h(1258)... */
! 454: #ifndef DnsSectionAdditional
! 455: # ifdef DnsSectionAddtional
! 456: # define DnsSectionAdditional DnsSectionAddtional
! 457: # else
! 458: # define DnsSectionAdditional 3
! 459: # endif
! 460: #endif
! 461: if (addtl && pRec->Flags.S.Section == DnsSectionAdditional) {
! 462: php_parserr(pRec, type_to_fetch, store_results, &retval);
! 463: if (retval != NULL) {
! 464: add_next_index_zval(addtl, retval);
! 465: }
! 466: }
! 467: }
! 468: /* Free memory allocated for DNS records. */
! 469: DnsRecordListFree(pResult, DnsFreeRecordListDeep);
! 470: }
! 471: }
! 472: }
! 473: /* }}} */
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