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31bd24860c
php-src/ext/standard/dns.c
Hartmut Holzgraefe dbe4f2238c proto fixes
2003-03-17 13:11:19 +00:00

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/*
+----------------------------------------------------------------------+
| PHP Version 4 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2003 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: The typical suspects |
| Pollita <pollita@php.net> |
| Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
/* {{{ includes */
#include "php.h"
#if HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef PHP_WIN32
#if HAVE_LIBBIND
#ifndef WINNT
#define WINNT 1
#endif
/* located in www.php.net/extra/bindlib.zip */
#if HAVE_ARPA_INET_H
#include "arpa/inet.h"
#endif
#include "netdb.h"
#if HAVE_ARPA_NAMESERV_H
#include "arpa/nameser.h"
#endif
#if HAVE_RESOLV_H
#include "resolv.h"
#endif
#endif /* HAVE_LIBBIND */
#include <winsock2.h>
#else /* This holds good for NetWare too, both for Winsock and Berkeley sockets */
#include <netinet/in.h>
#if HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#include <netdb.h>
#ifdef _OSD_POSIX
#undef STATUS
#undef T_UNSPEC
#endif
#if HAVE_ARPA_NAMESER_H
#include <arpa/nameser.h>
#endif
#if HAVE_RESOLV_H
#include <resolv.h>
#endif
#endif
/* Borrowed from SYS/SOCKET.H */
#if defined(NETWARE) && defined(USE_WINSOCK)
#define AF_INET 2 /* internetwork: UDP, TCP, etc. */
#endif
#include "dns.h"
/* }}} */
static char *php_gethostbyaddr(char *ip);
static char *php_gethostbyname(char *name);
/* {{{ proto string gethostbyaddr(string ip_address)
Get the Internet host name corresponding to a given IP address */
PHP_FUNCTION(gethostbyaddr)
{
zval **arg;
char *addr;
if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg) == FAILURE) {
ZEND_WRONG_PARAM_COUNT();
}
convert_to_string_ex(arg);
addr = php_gethostbyaddr(Z_STRVAL_PP(arg));
if(addr == NULL) {
#if HAVE_IPV6 && !defined(__MacOSX__)
/* MacOSX at this time has support for IPv6, but not inet_pton()
* so disabling IPv6 until further notice. MacOSX 10.1.2 (kalowsky) */
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Address is not a valid IPv4 or IPv6 address");
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Address is not in a.b.c.d form");
#endif
RETVAL_FALSE;
} else {
RETVAL_STRING(addr, 0);
}
}
/* }}} */
/* {{{ php_gethostbyaddr */
static char *php_gethostbyaddr(char *ip)
{
#if HAVE_IPV6 && !defined(__MacOSX__)
/* MacOSX at this time has support for IPv6, but not inet_pton()
* so disabling IPv6 until further notice. MacOSX 10.1.2 (kalowsky) */
struct in6_addr addr6;
#endif
struct in_addr addr;
struct hostent *hp;
#if HAVE_IPV6 && !defined(__MacOSX__)
/* MacOSX at this time has support for IPv6, but not inet_pton()
* so disabling IPv6 until further notice. MacOSX 10.1.2 (kalowsky) */
if (inet_pton(AF_INET6, ip, &addr6)) {
hp = gethostbyaddr((char *) &addr6, sizeof(addr6), AF_INET6);
} else if (inet_pton(AF_INET, ip, &addr)) {
hp = gethostbyaddr((char *) &addr, sizeof(addr), AF_INET);
} else {
return NULL;
}
#else
addr.s_addr = inet_addr(ip);
if (addr.s_addr == -1) {
return NULL;
}
hp = gethostbyaddr((char *) &addr, sizeof(addr), AF_INET);
#endif
if (!hp || hp->h_name == NULL || hp->h_name[0] == '\0') {
return estrdup(ip);
}
return estrdup(hp->h_name);
}
/* }}} */
/* {{{ proto string gethostbyname(string hostname)
Get the IP address corresponding to a given Internet host name */
PHP_FUNCTION(gethostbyname)
{
zval **arg;
if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg) == FAILURE) {
ZEND_WRONG_PARAM_COUNT();
}
convert_to_string_ex(arg);
RETVAL_STRING(php_gethostbyname(Z_STRVAL_PP(arg)), 0);
}
/* }}} */
/* {{{ proto array gethostbynamel(string hostname)
Return a list of IP addresses that a given hostname resolves to. */
PHP_FUNCTION(gethostbynamel)
{
zval **arg;
struct hostent *hp;
struct in_addr in;
int i;
if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &arg) == FAILURE) {
ZEND_WRONG_PARAM_COUNT();
}
convert_to_string_ex(arg);
array_init(return_value);
hp = gethostbyname(Z_STRVAL_PP(arg));
if (hp == NULL || hp->h_addr_list == NULL) {
RETURN_FALSE;
}
for (i = 0 ; hp->h_addr_list[i] != 0 ; i++) {
in = *(struct in_addr *) hp->h_addr_list[i];
add_next_index_string(return_value, inet_ntoa(in), 1);
}
}
/* }}} */
/* {{{ php_gethostbyname */
static char *php_gethostbyname(char *name)
{
struct hostent *hp;
struct in_addr in;
hp = gethostbyname(name);
if (!hp || !*(hp->h_addr_list)) {
return estrdup(name);
}
memcpy(&in.s_addr, *(hp->h_addr_list), sizeof(in.s_addr));
return estrdup(inet_ntoa(in));
}
/* }}} */
#if HAVE_RES_SEARCH && !(defined(__BEOS__)||defined(PHP_WIN32) || defined(NETWARE))
/* {{{ proto int dns_check_record(string host [, string type])
Check DNS records corresponding to a given Internet host name or IP address */
PHP_FUNCTION(dns_check_record)
{
zval **arg1, **arg2;
int type, i;
#ifndef MAXPACKET
#define MAXPACKET 8192 /* max packet size used internally by BIND */
#endif
u_char ans[MAXPACKET];
switch (ZEND_NUM_ARGS()) {
case 1:
if (zend_get_parameters_ex(1, &arg1) == FAILURE) {
WRONG_PARAM_COUNT;
}
type = T_MX;
convert_to_string_ex(arg1);
break;
case 2:
if (zend_get_parameters_ex(2, &arg1, &arg2) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string_ex(arg1);
convert_to_string_ex(arg2);
if (!strcasecmp("A", Z_STRVAL_PP(arg2))) type = T_A;
else if (!strcasecmp("NS", Z_STRVAL_PP(arg2))) type = T_NS;
else if (!strcasecmp("MX", Z_STRVAL_PP(arg2))) type = T_MX;
else if (!strcasecmp("PTR", Z_STRVAL_PP(arg2))) type = T_PTR;
else if (!strcasecmp("ANY", Z_STRVAL_PP(arg2))) type = T_ANY;
else if (!strcasecmp("SOA", Z_STRVAL_PP(arg2))) type = T_SOA;
else if (!strcasecmp("CNAME", Z_STRVAL_PP(arg2))) type = T_CNAME;
#ifdef T_AAAA
else if (!strcasecmp("AAAA", Z_STRVAL_PP(arg2))) type = T_AAAA;
#endif
else {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Type '%s' not supported", Z_STRVAL_PP(arg2));
RETURN_FALSE;
}
break;
default:
WRONG_PARAM_COUNT;
}
i = res_search(Z_STRVAL_PP(arg1), C_IN, type, ans, sizeof(ans));
if (i < 0) {
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
#if HAVE_DNS_FUNCS
/* PHP_DNS_xx = 1<<(T_xx-1) */
#define PHP_DNS_A 0x00000001
#define PHP_DNS_NS 0x00000002
#define PHP_DNS_CNAME 0x00000010
#define PHP_DNS_SOA 0x00000020
#define PHP_DNS_PTR 0x00000800
#define PHP_DNS_HINFO 0x00001000
#define PHP_DNS_MX 0x00004000
#define PHP_DNS_TXT 0x00008000
#define PHP_DNS_AAAA 0x08000000
#define PHP_DNS_ANY 0x10000000
#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_AAAA)
PHP_MINIT_FUNCTION(dns) {
REGISTER_LONG_CONSTANT("DNS_A", PHP_DNS_A, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_NS", PHP_DNS_NS, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_CNAME", PHP_DNS_CNAME, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_SOA", PHP_DNS_SOA, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_PTR", PHP_DNS_PTR, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_HINFO", PHP_DNS_HINFO, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_MX", PHP_DNS_MX, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_TXT", PHP_DNS_TXT, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_AAAA", PHP_DNS_AAAA, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_ANY", PHP_DNS_ANY, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("DNS_ALL", PHP_DNS_ALL, CONST_CS | CONST_PERSISTENT);
return SUCCESS;
}
#ifndef HFIXEDSZ
#define HFIXEDSZ 12 /* fixed data in header <arpa/nameser.h> */
#endif /* HFIXEDSZ */
#ifndef QFIXEDSZ
#define QFIXEDSZ 4 /* fixed data in query <arpa/nameser.h> */
#endif /* QFIXEDSZ */
#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 256
#endif /* MAXHOSTNAMELEN */
#ifndef MAXRESOURCERECORDS
#define MAXRESOURCERECORDS 64
#endif /* MAXRESOURCERECORDS */
typedef union {
HEADER qb1;
u_char qb2[65536];
} querybuf;
/* {{{ php_parserr */
static u_char *php_parserr(u_char *cp, querybuf *answer, int type_to_fetch, int store, zval **subarray) {
u_short type, class, dlen;
u_long ttl;
long n, i;
u_short s;
u_char *tp;
char name[MAXHOSTNAMELEN];
n = dn_expand(answer->qb2, answer->qb2+65536, cp, name, (sizeof(name)) - 2);
if (n < 0) {
return NULL;
}
cp += n;
GETSHORT(type, cp);
GETSHORT(class, cp);
GETLONG(ttl, cp);
GETSHORT(dlen, cp);
if (type_to_fetch != T_ANY && type != type_to_fetch) {
*subarray = NULL;
cp += dlen;
return cp;
}
if (!store) {
*subarray = NULL;
cp += dlen;
return cp;
}
MAKE_STD_ZVAL(*subarray);
array_init(*subarray);
add_assoc_string(*subarray, "host", name, 1);
switch (type) {
case T_A:
add_assoc_string(*subarray, "type", "A", 1);
sprintf(name, "%d.%d.%d.%d", cp[0], cp[1], cp[2], cp[3]);
add_assoc_string(*subarray, "ip", name, 1);
cp += dlen;
break;
case T_MX:
add_assoc_string(*subarray, "type", "MX", 1);
GETSHORT(n, cp);
add_assoc_long(*subarray, "pri", n);
/* no break; */
case T_CNAME:
if (type == T_CNAME)
add_assoc_string(*subarray, "type", "CNAME", 1);
/* no break; */
case T_NS:
if (type == T_NS)
add_assoc_string(*subarray, "type", "NS", 1);
/* no break; */
case T_PTR:
if (type == T_PTR)
add_assoc_string(*subarray, "type", "PTR", 1);
n = dn_expand(answer->qb2, answer->qb2+65536, cp, name, (sizeof name) - 2);
if (n < 0) {
return NULL;
}
cp += n;
add_assoc_string(*subarray, "target", name, 1);
break;
case T_HINFO:
/* See RFC 1010 for values */
add_assoc_string(*subarray, "type", "HINFO", 1);
GETSHORT(n, cp);
add_assoc_long(*subarray, "cpu", n);
GETSHORT(n, cp);
add_assoc_long(*subarray, "os", n);
break;
case T_TXT:
add_assoc_string(*subarray, "type", "TXT", 1);
n = cp[0];
for(i=1; i<=n; i++)
name[i-1] = cp[i];
name[i-1] = '\0';
cp += dlen;
add_assoc_string(*subarray, "txt", name, 1);
break;
case T_SOA:
add_assoc_string(*subarray, "type", "SOA", 1);
n = dn_expand(answer->qb2, answer->qb2+65536, cp, name, (sizeof name) -2);
if (n < 0) {
return NULL;
}
cp += n;
add_assoc_string(*subarray, "mname", name, 1);
n = dn_expand(answer->qb2, answer->qb2+65536, cp, name, (sizeof name) -2);
if (n < 0) {
return NULL;
}
cp += n;
add_assoc_string(*subarray, "rname", name, 1);
GETLONG(n, cp);
add_assoc_long(*subarray, "serial", n);
GETLONG(n, cp);
add_assoc_long(*subarray, "refresh", n);
GETLONG(n, cp);
add_assoc_long(*subarray, "retry", n);
GETLONG(n, cp);
add_assoc_long(*subarray, "expire", n);
GETLONG(n, cp);
add_assoc_long(*subarray, "minimum-ttl", n);
break;
#ifdef T_AAAA
case T_AAAA:
tp = name;
for(i=0; i < 8; i++) {
GETSHORT(s, cp);
if (s > 0) {
if (tp > (u_char *)name) {
tp[0] = ':';
tp++;
}
sprintf(tp,"%x",s);
tp += strlen(tp);
} else if (s == 0) {
if ((tp > (u_char *)name) && (tp[-1] != ':')) {
tp[0] = ':';
tp++;
}
}
}
if ((tp > (u_char *)name) && (tp[-1] == ':'))
tp[-1] = '\0';
tp[0] = '\0';
add_assoc_string(*subarray, "type", "AAAA", 1);
add_assoc_string(*subarray, "ipv6", name, 1);
break;
#endif
default:
cp += dlen;
}
add_assoc_string(*subarray, "class", "IN", 1);
add_assoc_long(*subarray, "ttl", ttl);
return cp;
}
/* }}} */
/* {{{ proto array|false dns_get_record(string hostname [, int type[, array authns, array addtl]])
Get any Resource Record corresponding to a given Internet host name */
PHP_FUNCTION(dns_get_record)
{
zval *subarray[MAXRESOURCERECORDS];
pval *addtl, *host, *authns, *fetch_type;
int addtl_recs = 0;
int type_to_fetch, type_param = PHP_DNS_ANY;
int current_subarray = 0;
struct __res_state res;
HEADER *hp;
querybuf buf, answer, *ans;
u_char *cp = NULL, *end = NULL;
long n, qd, an, ns = 0, ar = 0;
int type, first_query = 1, store_results = 1;
switch (ZEND_NUM_ARGS()) {
case 1:
if (zend_get_parameters(ht, 1, &host) == FAILURE) {
WRONG_PARAM_COUNT;
}
break;
case 2:
if (zend_get_parameters(ht, 2, &host, &fetch_type) == FAILURE) {
WRONG_PARAM_COUNT;
}
type_param = Z_LVAL_P(fetch_type);
break;
case 4:
if (zend_get_parameters(ht, 4, &host, &fetch_type, &authns, &addtl) == FAILURE) {
WRONG_PARAM_COUNT;
}
type_param = Z_LVAL_P(fetch_type);
pval_destructor(authns);
addtl_recs = 1; /* We want the additional Records */
array_init(authns);
pval_destructor(addtl);
array_init(addtl);
break;
default:
WRONG_PARAM_COUNT;
}
convert_to_string(host);
if (type_param&~PHP_DNS_ALL && type_param!=PHP_DNS_ANY) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Type '%d' not supported", type_param);
RETURN_FALSE;
}
/* Initialize the return array */
array_init(return_value);
/* - We emulate an or'ed type mask by querying type by type. (Steps 0 - 8)
* If additional info is wanted we check again with T_ANY (step 9/10)
* store_results is used to skip storing the results retrieved in step
* 10 when results were already fetched.
* - In case of PHP_DNS_ANY we use the directly fetch T_ANY. (step 10)
*/
for(type = (type_param==PHP_DNS_ANY ? 10 : 0); type < (addtl_recs ? 11 : 9) || first_query; type++)
{
first_query = 0;
switch(type) {
case 0:
type_to_fetch = type_param&PHP_DNS_A ? T_A : 0;
break;
case 1:
type_to_fetch = type_param&PHP_DNS_NS ? T_NS : 0;
break;
case 2:
type_to_fetch = type_param&PHP_DNS_CNAME ? T_CNAME : 0;
break;
case 3:
type_to_fetch = type_param&PHP_DNS_SOA ? T_SOA : 0;
break;
case 4:
type_to_fetch = type_param&PHP_DNS_PTR ? T_PTR : 0;
break;
case 5:
type_to_fetch = type_param&PHP_DNS_HINFO ? T_HINFO : 0;
break;
case 6:
type_to_fetch = type_param&PHP_DNS_MX ? T_MX : 0;
break;
case 7:
type_to_fetch = type_param&PHP_DNS_TXT ? T_TXT : 0;
break;
case 8:
#ifdef T_AAAA
type_to_fetch = type_param&PHP_DNS_AAAA ? T_AAAA : 0;
break;
#else
continue;
#endif
case 9:
store_results = 0;
continue;
default:
case 10:
type_to_fetch = T_ANY;
break;
}
if (type_to_fetch) {
res_ninit(&res);
res.retrans = 5;
res.options &= ~RES_DEFNAMES;
n = res_nmkquery(&res, QUERY, Z_STRVAL_P(host), C_IN, type_to_fetch, NULL, 0, NULL, buf.qb2, sizeof buf);
if (n<0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "res_nmkquery() failed");
zval_dtor(return_value);
RETURN_FALSE;
}
n = res_nsend(&res, buf.qb2, n, answer.qb2, sizeof answer);
if (n<0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "res_nsend() failed");
zval_dtor(return_value);
RETURN_FALSE;
}
cp = answer.qb2 + HFIXEDSZ;
end = answer.qb2 + n;
ans = &answer;
hp = (HEADER *)ans;
qd = ntohs(hp->qdcount);
an = ntohs(hp->ancount);
ns = ntohs(hp->nscount);
ar = ntohs(hp->arcount);
/* Skip QD entries, they're only used by dn_expand later on */
while (qd-- > 0) {
n = dn_skipname(cp, end);
if (n < 0) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to parse DNS data received");
zval_dtor(return_value);
RETURN_FALSE;
}
cp += n + QFIXEDSZ;
}
/* YAY! Our real answers! */
while (an-- && cp && cp < end) {
cp = php_parserr(cp, &answer, type_to_fetch, store_results, &subarray[current_subarray]);
if (subarray[current_subarray] != NULL && store_results)
zend_hash_next_index_insert(HASH_OF(return_value), (void *)&subarray[current_subarray], sizeof(zval *), NULL);
current_subarray++;
}
res_nclose(&res);
}
}
if (addtl_recs) {
/* List of Authoritative Name Servers */
while (ns-- > 0 && cp && cp < end) {
cp = php_parserr(cp, &answer, T_ANY, 1, &subarray[current_subarray]);
if (subarray[current_subarray] != NULL)
zend_hash_next_index_insert(HASH_OF(authns), (void *)&subarray[current_subarray], sizeof(zval *), NULL);
current_subarray++;
}
/* Additional records associated with authoritative name servers */
while (ar-- > 0 && cp && cp < end) {
cp = php_parserr(cp, &answer, T_ANY, 1, &subarray[current_subarray]);
if (subarray[current_subarray] != NULL)
zend_hash_next_index_insert(HASH_OF(addtl), (void *)&subarray[current_subarray], sizeof(zval *), NULL);
current_subarray++;
}
}
}
/* }}} */
#endif /* HAVE_DNS_FUNCS */
#if HAVE_DN_SKIPNAME && HAVE_DN_EXPAND
/* {{{ proto bool dns_get_mx(string hostname, array mxhosts [, array weight])
Get MX records corresponding to a given Internet host name */
PHP_FUNCTION(dns_get_mx)
{
pval *host, *mx_list, *weight_list;
int need_weight = 0;
int count, qdc;
u_short type, weight;
u_char ans[MAXPACKET];
char buf[MAXHOSTNAMELEN];
HEADER *hp;
u_char *cp, *end;
int i;
switch(ZEND_NUM_ARGS()) {
case 2:
if (zend_get_parameters(ht, 2, &host, &mx_list) == FAILURE) {
WRONG_PARAM_COUNT;
}
break;
case 3:
if (zend_get_parameters(ht, 3, &host, &mx_list, &weight_list) == FAILURE) {
WRONG_PARAM_COUNT;
}
need_weight = 1;
pval_destructor(weight_list); /* start with clean array */
array_init(weight_list);
break;
default:
WRONG_PARAM_COUNT;
}
convert_to_string(host);
pval_destructor(mx_list); /* start with clean array */
array_init(mx_list);
/* Go! */
i = res_search(Z_STRVAL_P(host), C_IN, T_MX, (u_char *)&ans, sizeof(ans));
if (i < 0) {
RETURN_FALSE;
}
if (i > sizeof(ans)) {
i = sizeof(ans);
}
hp = (HEADER *)&ans;
cp = (u_char *)&ans + HFIXEDSZ;
end = (u_char *)&ans +i;
for (qdc = ntohs((unsigned short)hp->qdcount); qdc--; cp += i + QFIXEDSZ) {
if ((i = dn_skipname(cp, end)) < 0 ) {
RETURN_FALSE;
}
}
count = ntohs((unsigned short)hp->ancount);
while (--count >= 0 && cp < end) {
if ((i = dn_skipname(cp, end)) < 0 ) {
RETURN_FALSE;
}
cp += i;
GETSHORT(type, cp);
cp += INT16SZ + INT32SZ;
GETSHORT(i, cp);
if (type != T_MX) {
cp += i;
continue;
}
GETSHORT(weight, cp);
if ((i = dn_expand(ans, end, cp, buf, sizeof(buf)-1)) < 0) {
RETURN_FALSE;
}
cp += i;
add_next_index_string(mx_list, buf, 1);
if (need_weight) {
add_next_index_long(weight_list, weight);
}
}
RETURN_TRUE;
}
/* }}} */
#endif /* HAVE_DN_SKIPNAME && HAVE_DN_EXPAND */
#endif /* HAVE_RES_SEARCH && !(defined(__BEOS__)||defined(PHP_WIN32) || defined(NETWARE)) */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
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