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//==========================================================================
//
// tests/dns2.c
//
// Simple test of DNS client support. This time use DHCP
//
//==========================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
//
// eCos 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 2 or (at your option) any later
// version.
//
// eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// As a special exception, if other files instantiate templates or use
// macros or inline functions from this file, or you compile this file
// and link it with other works to produce a work based on this file,
// this file does not by itself cause the resulting work to be covered by
// the GNU General Public License. However the source code for this file
// must still be made available in accordance with section (3) of the GNU
// General Public License v2.
//
// This exception does not invalidate any other reasons why a work based
// on this file might be covered by the GNU General Public License.
// -------------------------------------------
// ####ECOSGPLCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s): andrew.lunn
// Contributors: andrew.lunn, jskov
// Date: 2001-12-03
// Purpose:
// Description: Test DNS functions. Use the server and domain name the
// DHCP server told us.
//
//####DESCRIPTIONEND####
//
//==========================================================================
#include <network.h>
#include <netdb.h>
#include <arpa/inet.h>
#include <cyg/infra/testcase.h>
#ifdef CYGPKG_NET_DHCP
#define STACK_SIZE (CYGNUM_HAL_STACK_SIZE_TYPICAL + 0x1000)
static char stack[STACK_SIZE];
static cyg_thread thread_data;
static cyg_handle_t thread_handle;
#define __string(_x) #_x
#define __xstring(_x) __string(_x)
#define USE_HARDCODED_DOMAIN 1
// Change the following if you aren't using BOOTP! It's almost certainly not right for you.
#define _DNS_IP __xstring(172.16.1.254) // test farm host addr
#define _LOOKUP_FQDN __xstring(b.root-servers.net.) // should stay the same?
#define _LOOKUP_DOMAINNAME __xstring(root-servers.net.)
#define _LOOKUP_HOSTNAME __xstring(b)
#define _LOOKUP_IP __xstring(128.9.0.107) // must be same as _LOOKUP_FQDN
#define _LOOKUP_IP_BAD __xstring(10.0.0.0)
void
dns_test(cyg_addrword_t p)
{
struct in_addr addr;
struct hostent *hent;
char dn[256];
CYG_TEST_INIT();
init_all_network_interfaces();
CYG_TEST_INFO("Starting dns2 test");
getdomainname(dn,sizeof(dn));
diag_printf("INFO:<DHCP said domain name is %s>\n",dn);
#ifndef USE_HARDCODED_DOMAIN
// If not hard-coded we can't tell what it's _meant_ to be
CYG_TEST_CHECK(!strncmp(dn,_LOOKUP_DOMAINNAME,sizeof(_LOOKUP_DOMAINNAME)),
"DHCP got the wrong domainname");
#endif //ifdef _LOOKUP_DOMAINNAME
/* Expect _LOOKUP_IP as the answer. This is a CNAME lookup */
inet_aton(_LOOKUP_IP, &addr);
hent = gethostbyname(_LOOKUP_FQDN);
if (hent != NULL) {
diag_printf("PASS:<%s is %s>\n", hent->h_name, inet_ntoa(*(struct in_addr *)hent->h_addr));
if (0 != memcmp((void*)&addr, (void*)(hent->h_addr), sizeof(struct in_addr))) {
diag_printf("FAIL:<expected " _LOOKUP_FQDN " to be " _LOOKUP_IP ">\n");
}
} else {
diag_printf("FAIL:<Asked for " _LOOKUP_FQDN ". No answer: %s>\n", hstrerror(h_errno));
}
/* Now just the hostname */
#ifdef USE_HARDCODED_DOMAIN
// set the domain by hand if required.
setdomainname(_LOOKUP_DOMAINNAME, sizeof(_LOOKUP_DOMAINNAME));
#endif //ifdef _LOOKUP_DOMAINNAME
hent = gethostbyname(_LOOKUP_HOSTNAME);
if (hent != NULL) {
diag_printf("PASS:<%s is %s>\n", _LOOKUP_HOSTNAME, inet_ntoa(*(struct in_addr *)hent->h_addr));
} else {
diag_printf("FAIL:<Asked for " _LOOKUP_HOSTNAME ". No answer: %s>\n", hstrerror(h_errno));
}
CYG_TEST_FINISH("dns2 test completed");
}
void
cyg_start(void)
{
// Create a main thread, so we can run the scheduler and have time 'pass'
cyg_thread_create(10, // Priority - just a number
dns_test, // entry
0, // entry parameter
"DNS test", // Name
&stack[0], // Stack
STACK_SIZE, // Size
&thread_handle, // Handle
&thread_data // Thread data structure
);
cyg_thread_resume(thread_handle); // Start it
cyg_scheduler_start();
}
#else // CYGPKG_NET_DHCP
externC void
cyg_start( void )
{
CYG_TEST_INIT();
CYG_TEST_NA("This test needs DHCP enabled");
}
#endif
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