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tdelibs/tdecore/tests/kresolvertest.cpp

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/*
* This file is part of the KDE libraries
* Copyright (C) 2001 Thiago Macieira <thiago.macieira@kdemail.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <unistd.h>
#include <tqptrlist.h>
#include <tqstring.h>
#include <kuniqueapplication.h>
#include <ksocks.h>
#include <ksockaddr.h>
#include <kextsock.h>
#include <tdeaboutdata.h>
#include <tdecmdlineargs.h>
#include "netsupp.h"
/*
* These constants tell the flags in KDE::resolverFlags
* This is copied from ../netsupp.cpp
*/
#define KRF_KNOWS_AF_INET6 0x01 /* if present, the code knows about AF_INET6 */
#define KRF_USING_OWN_GETADDRINFO 0x02 /* if present, we are using our own getaddrinfo */
#define KRF_USING_OWN_INET_NTOP 0x04 /* if present, we are using our own inet_ntop */
#define KRF_USING_OWN_INET_PTON 0x08 /* if present, we are using our own inet_pton */
#define KRF_CAN_RESOLVE_UNIX 0x100 /* if present, the resolver can resolve Unix sockets */
#define KRF_CAN_RESOLVE_IPV4 0x200 /* if present, the resolver can resolve to IPv4 */
#define KRF_CAN_RESOLVE_IPV6 0x400 /* if present, the resolver can resolve to IPv6 */
namespace KDE
{
extern const int resolverFlags;
}
class TestApp : public KUniqueApplication
{
public:
TestApp() :
KUniqueApplication()
{ }
int newInstance(TQValueList<TQCString> params);
};
bool tryLookup(const char* node, const char *serv)
{
int error;
TQString _node = TQString::fromLatin1(node);
TQString _serv = TQString::fromLatin1(serv);
printf("\tTrying to lookup %s|%s... ", node, serv);
TQPtrList<KAddressInfo> list = KExtendedSocket::lookup(_node, _serv, 0, &error);
list.setAutoDelete(true);
if (!list.isEmpty())
{
printf("worked\n");
return true;
}
printf("failed\n\tReason was: %s\n",
(const char*)KExtendedSocket::strError(IO_LookupError, error).local8Bit());
return false;
}
#ifdef AF_INET6
bool try_ntop()
{
char buf[50]; // 46 is enough
kde_in6_addr in;
memset(&in, 0, sizeof(in));
((unsigned char*)&in)[15] = 1; // set this to be ::1
printf("\tTrying to convert ::1 into string...");
if (inet_ntop(AF_INET6, &in, buf, sizeof(buf)) == NULL)
{
printf("failed\n");
return false;
}
printf("suceeded\n\treturned '%s'\n", buf);
return strcmp(buf, "::1") == 0;
}
bool try_pton()
{
const char *buf = "::1";
kde_in6_addr in;
printf("\tTrying to convert '::1' into binary form...");
if (inet_pton(AF_INET6, buf, &in) == 0)
{
printf("failed\n");
return false;
}
if (KDE_IN6_IS_ADDR_LOOPBACK(&in))
{
printf("succeeded\n");
return true;
}
printf("claims to have suceeded, but returned invalid value\n");
return false;
}
#endif
bool tryLookup6(const char *node, const char *serv)
{
int error;
TQString _node = TQString::fromLatin1(node);
TQString _serv = TQString::fromLatin1(serv);
printf("\tTrying to lookup IPv6 of %s|%s... ", node, serv);
TQPtrList<KAddressInfo> list = KExtendedSocket::lookup(_node, _serv, KExtendedSocket::ipv6Socket, &error);
list.setAutoDelete(true);
if (!list.isEmpty())
{
printf("worked\n");
return true;
}
printf("failed\n\tReason was: %s\n",
(const char*)KExtendedSocket::strError(IO_LookupError, error).local8Bit());
return false;
}
bool testKernel()
{
#ifndef AF_INET6
printf("\tAF_INET6 unknown. Can't test anything\n");
return false;
#else
int sock;
kde_sockaddr_in6 sin6;
socklen_t len = sizeof(sin6);
printf("\tAF_INET6 == %d\n", AF_INET6);
printf("\tTrying to create an IPv6 socket...");
sock = socket(AF_INET6, SOCK_STREAM, 0);
if (sock == -1)
printf("failed\n\tReason was: %s", strerror(errno));
else
{
printf("succeeded\n");
if (getsockname(sock, (struct sockaddr*)&sin6, &len) == 0)
printf("\tSize of kernel's sockaddr_in6 is %d bytes\n", len);
else
printf("\tCould not get socket name\n");
}
printf("\tSize of TDE's internal sockaddr_in6 is %d bytes\n",
sizeof(kde_sockaddr_in6));
# ifdef HAVE_SOCKADDR_IN6
printf("\tSize of system libraries' sockaddr_in6 is %d bytes\n",
sizeof(sockaddr_in6));
# else
printf("\tSystem libraries don't define sockaddr_in6\n");
# endif
if (sock == -1)
return false;
printf("\tTrying to bind the socket to an address...");
sin6.sin6_family = AF_INET6;
# ifdef HAVE_SOCKADDR_SA_LEN
sin6.sin6_len = sizeof(sin6);
# endif
sin6.sin6_flowinfo = 0;
sin6.sin6_scope_id = 0;
sin6.sin6_port = 0; // bind to any port
memset(&sin6.sin6_addr, 0, sizeof(sin6.sin6_addr)); // any address
if (bind(sock, (sockaddr*)&sin6, sizeof(sin6)) == -1)
{
printf("failed\n\tReason was: %s\n", strerror(errno));
close(sock);
return false;
}
printf("succeeded\n");
TDESocketAddress *ksin = KExtendedSocket::localAddress(sock);
if (ksin != NULL)
{
printf("\tWe got socket %s\n", (const char*)ksin->pretty().latin1());
delete ksin;
}
close(sock);
return true;
#endif // AF_INET6
}
bool tryConnectLocal()
{
KExtendedSocket ks1("::", "0", KExtendedSocket::ipv6Socket | KExtendedSocket::passiveSocket),
ks2;
const KInetSocketAddress *ksin1, *ksin2;
printf("Attempting a loop-back connection\n\tTrying to listen on socket...");
if (ks1.listen() != 0)
{
printf("failed\n\tReason was: %s\n",
(const char*)KExtendedSocket::strError(ks1.status(), ks1.systemError()).local8Bit());
return false;
}
ks1.setBlockingMode(false);
ksin1 = (KInetSocketAddress*)ks1.localAddress();
printf("succeeded\n\tWe have socket %s listening\n",
(const char*)ksin1->pretty().local8Bit());
ks2.setAddress("::1", ksin1->port());
ks2.setSocketFlags(KExtendedSocket::ipv6Socket | KExtendedSocket::noResolve);
printf("\tTrying to connect to that socket...");
if (ks2.connect() != 0)
{
printf("failed\n\tReason was: %s\n",
(const char*)KExtendedSocket::strError(ks2.status(), ks2.systemError()).local8Bit());
return false;
}
printf("suceeded\n");
ksin2 = dynamic_cast<const KInetSocketAddress *>(ks2.localAddress());
printf("\tIf you may flip to another terminal/xterm and run netstat to see\n"
"\tthis connection. It should be a connection from %s to %s.\n"
"\tPress any key to continue\n",
(const char*)ksin2->pretty().local8Bit(), (const char*)ksin1->pretty().local8Bit());
getchar();
return true;
}
bool tryConnectRemote()
{
KExtendedSocket ks("www.6bone.net", "80", KExtendedSocket::ipv6Socket);
printf("\nAttempting a remote connection to www.6bone.net|80\n");
if (ks.connect() != 0)
{
printf("\tConnection failed with error: %s\n",
(const char*)KExtendedSocket::strError(ks.status(), ks.systemError()).local8Bit());
return false;
}
printf("\tConnection succeeded\n");
return true;
}
void go()
{
int rf = KDE::resolverFlags;
printf("The resolver claims to:\n");
if (rf & KRF_USING_OWN_GETADDRINFO)
{
printf(" - Be using its own version of getaddrinfo()\n");
if (rf & KRF_CAN_RESOLVE_UNIX)
printf(" - Be able to resolve Unix-domain sockets\n");
else
printf(" - Be unable to resolve Unix-domain sockets -- This shouldn't happen\n");
if (rf & KRF_CAN_RESOLVE_IPV4)
printf(" - Be able to resolve IPv4 Internet sockets\n");
else
printf(" - Be unable to resolve IPv4 Internet sockets -- This shouldn't happen\n");
if (rf & KRF_CAN_RESOLVE_IPV6)
printf(" - Be able to resolve IPv6 Internet sockets\n");
else
printf(" - Be unable to resolve IPv6 Internet sockets\n");
}
else
printf(" - Be using the system getaddrinfo()\n");
if (rf & KRF_USING_OWN_INET_NTOP)
printf(" - Be using its own inet_ntop()\n");
else
printf(" - Be using the system inet_ntop()\n");
if (rf & KRF_USING_OWN_INET_PTON)
printf(" - Be using its own inet_pton()\n");
else
printf(" - Be using the system inet_pton()\n");
if (rf & KRF_KNOWS_AF_INET6)
printf(" - To know the value of AF_INET6\n");
else
printf(" - Not to know the value of AF_INET6\n");
printf("\n\nGeneral conclusion is:\n");
if ((rf & KRF_USING_OWN_GETADDRINFO) == 0 &&
rf & KRF_KNOWS_AF_INET6)
printf(" Your system probably supports full IPv6 implementation.\n"
" This depends on whether your system's getaddrinfo() supports IPv6.\n"
" However, TDE Libraries were compiled to use the support whenever available.\n");
else if ((rf & (KRF_USING_OWN_GETADDRINFO|KRF_KNOWS_AF_INET6)) == 0)
printf(" Your system supports partial IPv6 implementation.\n"
" That is, your system has a getaddrinfo() implementation, but TDE Libraries\n"
" don't know how to detect an IPv6 socket. That means that only request to"
" any kind of socket will use IPv6, if your getaddrinfo() returns them.");
else if (rf & KRF_USING_OWN_GETADDRINFO)
{
if (rf & KRF_KNOWS_AF_INET6)
{
printf(" Your system supports partial IPv6 implementation.\n");
if (rf & KRF_CAN_RESOLVE_IPV6)
printf(" The TDE implementation of getaddrinfo() claims to be able to resolve\n"
" IPv6 lookups and the value of AF_INET6 is known.\n");
else
printf(" The TDE implementation of getaddrinfo() cannot resolve IPv6 lookups.\n"
" That means that IPv6 support is limited to two addresses (:: and ::1)\n");
}
else
printf(" Your system doesn't support IPv6\n");
}
/* Make sure KSocks doesn't interfere in testing */
KSocks::disable();
/* Begin testing */
printf("\nReady to start testing\nPress any key to continue...");
getchar();
printf("\n");
/* Start with simple lookups */
printf("Trying simple lookups\n"
"All of the following look ups should work\n\n");
tryLookup(NULL, "/tmp/something");
tryLookup("127.0.0.1", "80");
tryLookup("localhost", "http");
#ifdef AF_INET6
printf("\nPress any key for next test");
getchar();
printf("\nThis test determines if the inet_ntop and inet_pton functions work\n");
try_ntop();
try_pton();
#endif
printf("\nPress any key for next test");
getchar();
printf("\nThis test determines how far the IPv6 resolution can go\n");
if (!tryLookup6("::1", "80"))
printf("Your system can't resolve a numeric IPv6 address\n");
else if (!tryLookup6("localhost", "80"))
printf("Your system can resolve a numeric IPv6 address, but not localhost\n");
else if (!tryLookup6("www.6bone.net", "80"))
printf("Your system can resolve numeric IPv6 addresses and localhost, \n"
"but cannot resolve an external address to IPv6 (www.6bone.net)\n");
else
printf("Your system can resolve any kind of IPv6 addresses\n");
printf("\nPress any key for next test");
getchar();
printf("\nThis test determines how supported IPv6 is in your kernel\n");
testKernel();
printf("\nPress any key for next test");
getchar();
printf("\nThis test determines if you can connect to IPv6 addresses via TCP\n");
tryConnectLocal();
tryConnectRemote();
printf("\n\nTest finished\n");
}
int TestApp::newInstance(TQValueList<TQCString> /*params*/)
{
go();
}
int main(int argc, char **argv)
{
TDEAboutData about("socktest2", "SockTest", "1.0");
TDECmdLineArgs::init(argc, argv, &about);
KUniqueApplication::addCmdLineOptions();
/* TestApp a;
a.exec();*/
go();
}