mirror of
https://git.FreeBSD.org/ports.git
synced 2024-10-29 21:39:24 +00:00
c0b6dfb66b
OK'd by: MAINTAINER
142 lines
3.8 KiB
Plaintext
142 lines
3.8 KiB
Plaintext
--- rblcheck.c.orig Wed Aug 19 22:47:03 1998
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+++ rblcheck.c Fri Jan 21 10:56:00 2000
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@@ -79,6 +79,7 @@
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <arpa/nameser.h>
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+#include <arpa/inet.h>
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#include <resolv.h>
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#include <netdb.h>
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@@ -203,7 +204,7 @@
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* domain. If "txt" is non-zero, we perform a TXT record lookup. We
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* return the text returned from a TXT match, or an empty string, on
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* a successful match, or NULL on an unsuccessful match. */
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-char * rblcheck( int a, int b, int c, int d, char * rbldomain, int txt )
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+char * rblcheck( struct in_addr a, char * rbldomain, int txt )
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{
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char * domain;
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char * result = NULL;
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@@ -214,12 +215,15 @@
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const u_char * cend;
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const u_char * rend;
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int len;
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+ u_char *p;
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+ int i, j;
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/* 16 characters max in a dotted-quad address, plus 1 for null */
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domain = ( char * )malloc( 17 + strlen( rbldomain ) );
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+ p = (u_char *)&a;
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/* Create a domain name, in reverse. */
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- sprintf( domain, "%d.%d.%d.%d.%s", d, c, b, a, rbldomain );
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+ sprintf( domain, "%d.%d.%d.%d.%s", p[3], p[2], p[1], p[0], rbldomain );
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/* Make our DNS query. */
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res_init();
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@@ -261,8 +265,8 @@
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cp = answer + sizeof( HEADER );
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while( *cp != '\0' )
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{
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- a = *cp++;
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- while( a-- )
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+ i = *cp++;
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+ while( i-- )
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cp++;
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}
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@@ -277,8 +281,8 @@
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cp += ( NS_INT16SZ * 2 ) + NS_INT32SZ;
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/* Get the length and end of the buffer. */
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- NS_GET16( c, cp );
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- cend = cp + c;
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+ NS_GET16( i, cp );
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+ cend = cp + i;
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/* Iterate over any multiple answers we might have. In
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this context, it's unlikely, but anyway. */
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@@ -286,10 +290,10 @@
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rend = result + RESULT_SIZE - 1;
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while( cp < cend && rp < rend )
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{
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- a = *cp++;
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- if( a != 0 )
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- for( b = a; b > 0 && cp < cend && rp < rend;
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- b-- )
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+ i = *cp++;
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+ if( i != 0 )
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+ for( j = i; j > 0 && cp < cend && rp < rend;
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+ j-- )
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{
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if( *cp == '\n' || *cp == '"' ||
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*cp == '\\' )
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@@ -308,23 +312,29 @@
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char **argv;
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{
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extern int optind;
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- int a, b, c, d;
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+ extern char *optarg;
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+ struct hostent *ent;
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+ struct in_addr a;
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int quiet = 0;
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int txt = 0;
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int rblfiltered = 0;
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char * response;
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struct rbl * rblsites = NULL;
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struct rbl * ptr;
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+ int fail;
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+ int c;
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/* Add more sites you want in the default list of RBL-alike
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systems here. ### An easier way to change this is needed. ### */
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rblsites = togglesite( "rbl.maps.vix.com", rblsites );
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- rblsites = togglesite( "rbl.dorkslayers.com", rblsites );
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+ rblsites = togglesite( "relays.orbs.org", rblsites );
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+ rblsites = togglesite( "dul.maps.vix.com", rblsites );
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+ rblsites = togglesite( "relays.mail-abuse.org", rblsites );
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progname = argv[ 0 ];
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- while( ( a = getopt( argc, argv, "qtls:c?hv" ) ) != EOF )
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- switch( a )
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+ while( ( c = getopt( argc, argv, "qtls:c?hv" ) ) != EOF )
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+ switch( c )
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{
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case 'q':
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/* Quiet */
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@@ -372,10 +382,20 @@
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return -1;
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}
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- if( sscanf( argv[ optind ], "%d.%d.%d.%d", &a, &b, &c, &d ) != 4 ||
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- a < 0 || a > 255 || b < 0 || b > 255 || c < 0 || c > 255 ||
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- d < 0 || d > 255 )
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- {
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+ fail = 0;
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+ if (ent = gethostbyname(argv[optind])) {
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+ memcpy(&a, ent->h_addr_list[0], sizeof(a));
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+ if (ent->h_addr_list[1]) {
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+ fprintf(stderr, "%s resolved to mutiple addresses: ",
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+ argv[optind]);
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+ }
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+ fprintf(stderr, "checking %s\n", inet_ntoa(a));
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+ } else {
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+ if (!inet_aton(argv[optind], &a))
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+ fail++;
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+ }
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+
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+ if (fail) {
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fprintf( stderr, "%s: invalid IP address\n", progname );
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usage();
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return -1;
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@@ -383,7 +403,7 @@
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for( ptr = rblsites; ptr != NULL; ptr = ptr->next )
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{
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- response = rblcheck( a, b, c, d, ptr->site, txt );
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+ response = rblcheck( a, ptr->site, txt );
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printf( "%s%s%s%s%s%s", !quiet && !response ? "not " : "",
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!quiet ? "RBL filtered by " : "", !quiet ? ptr->site : "",
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txt && response && strlen( response ) && !quiet ? ": " : "",
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