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/*
some test cases
./addrtext_s fe80::1%wlanx
./addrtext_s fe80::1%wlan0
./addrtext_s fe80::1%23
./addrtext_s fe80::1%1
./addrtext_s 2001:ba8:1e3::%wlan0
./addrtext_s 2001:ba8:1e3::%23
./addrtext_s 2001:ba8:1e3::%1 # normally lo
./addrtext_s 127.0.0.1x
./addrtext_s 172.18.45.6
./addrtext_s 12345
*/
/*
* addrtext.c
* - test program for address<->string conversion, not part of the library
*/
/*
* This file is part of adns, which is Copyright Ian Jackson
* and contributors (see the file INSTALL for full details).
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation.
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <stdbool.h>
#include <string.h>
#include <errno.h>
#include <inttypes.h>
#include "config.h"
#include "adns.h"
#define PORT 1234
#define STRING(x) STRING2(x)
#define STRING2(x) #x
static int fails;
static void hex(const void *data_v, int l) {
const uint8_t *data= data_v;
int i;
for (i=0; i<l; i++)
printf("%02x",data[i]);
}
static void dump(const char *pfx, struct sockaddr *sa, socklen_t salen) {
int i;
printf(" %s: ",pfx);
hex(sa, salen);
for (i=0; i<salen; i++)
printf("%02x",((const uint8_t*)sa)[i]);
printf(" %d ", sa->sa_family);
switch (sa->sa_family) {
case AF_INET: {
const struct sockaddr_in *s = (const void*)sa;
printf(".port=%d .addr=%08"PRIx32"",
ntohs(s->sin_port),
(uint32_t)ntohl(s->sin_addr.s_addr));
break;
}
case AF_INET6: {
const struct sockaddr_in6 *s = (const void*)sa;
printf(".port=%d .flowinfo=%08"PRIx32" .scope_id=%08"PRIx32" .addr=",
ntohs(s->sin6_port),
(uint32_t)ntohl(s->sin6_flowinfo),
(uint32_t)ntohl(s->sin6_scope_id));
hex(&s->sin6_addr, sizeof(s->sin6_addr));
break;
}
}
printf("\n");
}
static void dotest(const char *input) {
adns_sockaddr ours;
socklen_t socklen;
struct addrinfo aip;
struct addrinfo *air=0;
char ourbuf[ADNS_ADDR2TEXT_BUFLEN];
char theirbuf[ADNS_ADDR2TEXT_BUFLEN];
memset(&ours,0,sizeof(ours));
socklen= sizeof(ours);
int our_r= adns_text2addr(input,PORT,0,&ours.sa,&socklen);
memset(&aip,0,sizeof(aip));
aip.ai_flags= AI_NUMERICHOST|AI_NUMERICSERV;
aip.ai_socktype= SOCK_DGRAM;
aip.ai_protocol= IPPROTO_UDP;
air= 0;
int libc_r= getaddrinfo(input,STRING(PORT),&aip,&air);
printf("`%s': us %s; libc %s, air=%p",
input, strerror(our_r), libc_r ? gai_strerror(libc_r) : "0", air);
if (air)
printf(" .family=%d .socklen=%ld .addr=%p .next=%p",
air->ai_family, (long)air->ai_addrlen, air->ai_addr, air->ai_next);
printf(":");
if (libc_r==EAI_NONAME && !air) {
if (strchr(input,'%') && (our_r==ENOSYS || our_r==ENXIO)) {
printf(" bad-scope");
goto ok;
}
if (strchr(input,'%') && our_r==ENOSYS) {
printf(" bad-scope");
goto ok;
}
if (our_r==EINVAL) {
printf(" invalid");
goto ok;
}
}
printf(" valid");
#define FAIL do{ printf(" | FAIL\n"); fails++; }while(0)
#define WANT(x) if (!(x)) { printf(" not %s",STRING(x)); FAIL; return; } else;
WANT(!our_r);
WANT(!libc_r);
WANT(air);
WANT(air->ai_addr);
WANT(!air->ai_next);
if (air->ai_addrlen!=socklen || memcmp(&ours,air->ai_addr,socklen)) {
printf(" mismatch");
FAIL;
dump("ours",&ours.sa,socklen);
dump("libc",air->ai_addr,air->ai_addrlen);
return;
}
printf(" |");
int ourbuflen= sizeof(ourbuf);
int ourport;
our_r= adns_addr2text(&ours.sa,0, ourbuf,&ourbuflen, &ourport);
printf(" us %s",strerror(our_r));
if (!our_r)
printf(" `%s'",ourbuf);
size_t theirbuflen= sizeof(theirbuf);
libc_r= getnameinfo(&ours.sa,socklen, theirbuf,theirbuflen, 0,0,
NI_NUMERICHOST|NI_NUMERICSERV);
printf("; libc %s", libc_r ? gai_strerror(libc_r) : "0");
if (!libc_r)
printf(" `%s'",theirbuf);
printf(":");
WANT(!our_r);
WANT(!libc_r);
WANT(ourport==PORT);
if (strcmp(ourbuf,theirbuf)) {
printf(" mismatch");
FAIL;
return;
}
ok:
printf(" | PASS\n");
}
int main(int argc, char **argv) {
const char *arg;
while ((arg= *++argv)) {
dotest(arg);
}
return !!fails;
}
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