/*
* convertToIPv4NetAddr
* This function converts an IPv4-mapped IPv6 address to an IPv4 address.
* ::FFFF:X:X (32 are non zeros) or
* ::X:X (32 are non zeros and rest are 0's) but NOT loopback address(::1)
* Input : PRNetAddr * src_v6addr IPv6 address
* Output : PRNetAddr * dst_v4addr IPv4 address
*/
static void convertToIPv4NetAddr(const PRNetAddr *src_v6addr,
PRNetAddr *dst_v4addr)
{
PR_ASSERT(PR_AF_INET6 == src_v6addr->ipv6.family);
// ::FFFF:X:X
if (PR_IsNetAddrType(src_v6addr, PR_IpAddrV4Mapped)) {
// IPv6 address is a union of 16*PRUint8 each of 1 byte (8 bits)
// copy last 32 bits src_v6addr->ipv6.ip.pr_s6_addr32[3] or
// copy last 4, 8 bits(1 byte).
const PRUint8 *srcp = src_v6addr->ipv6.ip.pr_s6_addr;
memcpy((char *)&dst_v4addr->inet.ip, srcp + 12, 4);
dst_v4addr->inet.family = PR_AF_INET;
dst_v4addr->raw.family = PR_AF_INET;
} else if (!PR_IsNetAddrType(src_v6addr, PR_IpAddrLoopback) &&
(src_v6addr->ipv6.ip.pr_s6_addr32[0] == 0 &&
src_v6addr->ipv6.ip.pr_s6_addr32[1] == 0 &&
src_v6addr->ipv6.ip.pr_s6_addr32[2] == 0 &&
src_v6addr->ipv6.ip.pr_s6_addr32[3] != 0)) {
// ::X:X (32 are non zeros and rest are 0's)
dst_v4addr->inet.ip = src_v6addr->ipv6.ip.pr_s6_addr32[3];
dst_v4addr->inet.family = PR_AF_INET;
dst_v4addr->raw.family = PR_AF_INET;
}
}
static PRStatus
nsSOCKSIOLayerConnect(PRFileDesc *fd, const PRNetAddr *addr, PRIntervalTime to)
{
PRStatus status;
PRNetAddr dst;
nsSOCKSSocketInfo * info = (nsSOCKSSocketInfo*) fd->secret;
if (info == NULL) return PR_FAILURE;
if (PR_NetAddrFamily(addr) == PR_AF_INET6 &&
PR_IsNetAddrType(addr, PR_IpAddrV4Mapped)) {
const uint8_t *srcp;
LOGDEBUG(("socks: converting ipv4-mapped ipv6 address to ipv4"));
// copied from _PR_ConvertToIpv4NetAddr()
PR_InitializeNetAddr(PR_IpAddrAny, 0, &dst);
srcp = addr->ipv6.ip.pr_s6_addr;
memcpy(&dst.inet.ip, srcp + 12, 4);
dst.inet.family = PR_AF_INET;
dst.inet.port = addr->ipv6.port;
} else {
memcpy(&dst, addr, sizeof(dst));
}
info->SetDestinationAddr(&dst);
info->SetConnectTimeout(to);
do {
status = info->DoHandshake(fd, -1);
} while (status == PR_SUCCESS && !info->IsConnected());
return status;
}
void
nsServerSocket::IsLocal(bool *aIsLocal)
{
#if defined(XP_UNIX)
// Unix-domain sockets are always local.
if (mAddr.raw.family == PR_AF_LOCAL)
{
*aIsLocal = true;
return;
}
#endif
// If bound to loopback, this server socket only accepts local connections.
*aIsLocal = PR_IsNetAddrType(&mAddr, PR_IpAddrLoopback);
}
NS_IMETHODIMP
nsLDAPConnection::OnLookupComplete(nsICancelable *aRequest,
nsIDNSRecord *aRecord,
nsresult aStatus)
{
nsresult rv = NS_OK;
if (aRecord) {
// Build mResolvedIP list
//
mResolvedIP.Truncate();
PRInt32 index = 0;
char addrbuf[64];
PRNetAddr addr;
while (NS_SUCCEEDED(aRecord->GetNextAddr(0, &addr))) {
// We can only use v4 addresses
//
PRBool v4mapped = PR_FALSE;
if (addr.raw.family == PR_AF_INET6)
v4mapped = PR_IsNetAddrType(&addr, PR_IpAddrV4Mapped);
if (addr.raw.family == PR_AF_INET || v4mapped) {
// If there are more IPs in the list, we separate them with
// a space, as supported/used by the LDAP C-SDK.
//
if (index++)
mResolvedIP.Append(' ');
// Convert the IPv4 address to a string, and append it to our
// list of IPs. Strip leading '::FFFF:' (the IPv4-mapped-IPv6
// indicator) if present.
//
PR_NetAddrToString(&addr, addrbuf, sizeof(addrbuf));
if ((addrbuf[0] == ':') && (strlen(addrbuf) > 7))
mResolvedIP.Append(addrbuf+7);
else
mResolvedIP.Append(addrbuf);
}
}
}
if (NS_FAILED(aStatus)) {
// The DNS service failed, lets pass something reasonable
// back to the listener.
//
switch (aStatus) {
case NS_ERROR_OUT_OF_MEMORY:
case NS_ERROR_UNKNOWN_HOST:
case NS_ERROR_FAILURE:
case NS_ERROR_OFFLINE:
rv = aStatus;
break;
default:
rv = NS_ERROR_UNEXPECTED;
break;
}
} else if (!mResolvedIP.Length()) {
// We have no host resolved, that is very bad, and should most
// likely have been caught earlier.
//
NS_ERROR("nsLDAPConnection::OnStopLookup(): the resolved IP "
"string is empty.\n");
rv = NS_ERROR_UNKNOWN_HOST;
} else {
// We've got the IP(s) for the hostname, now lets setup the
// LDAP connection using this information. Note that if the
// LDAP server returns a referral, the C-SDK will perform a
// new, synchronous DNS lookup, which might hang (but hopefully
// if we've come this far, DNS is working properly).
//
mConnectionHandle = ldap_init(mResolvedIP.get(),
mPort == -1 ? LDAP_PORT : mPort);
// Check that we got a proper connection, and if so, setup the
// threading functions for this connection.
//
if ( !mConnectionHandle ) {
rv = NS_ERROR_FAILURE; // LDAP C SDK API gives no useful error
} else {
#if defined(DEBUG_dmose) || defined(DEBUG_bienvenu)
const int lDebug = 0;
ldap_set_option(mConnectionHandle, LDAP_OPT_DEBUG_LEVEL, &lDebug);
#endif
// the C SDK currently defaults to v2. if we're to use v3,
// tell it so.
//
int version;
switch (mVersion) {
case 2:
break;
case 3:
version = LDAP_VERSION3;
ldap_set_option(mConnectionHandle, LDAP_OPT_PROTOCOL_VERSION,
&version);
break;
default:
NS_ERROR("nsLDAPConnection::OnLookupComplete(): mVersion"
" invalid");
}
#ifdef MOZ_PSM
// This code sets up the current connection to use PSM for SSL
// functionality. Making this use libssldap instead for
// non-browser user shouldn't be hard.
extern nsresult nsLDAPInstallSSL(LDAP *ld, const char *aHostName);
if (mSSL) {
if (ldap_set_option(mConnectionHandle, LDAP_OPT_SSL,
LDAP_OPT_ON) != LDAP_SUCCESS ) {
NS_ERROR("nsLDAPConnection::OnStopLookup(): Error"
" configuring connection to use SSL");
rv = NS_ERROR_UNEXPECTED;
}
rv = nsLDAPInstallSSL(mConnectionHandle, mDNSHost.get());
if (NS_FAILED(rv)) {
NS_ERROR("nsLDAPConnection::OnStopLookup(): Error"
" installing secure LDAP routines for"
" connection");
}
}
#endif
}
// Create a new runnable object, and increment the refcnt. The
// thread will also hold a strong ref to the runnable, but we need
// to make sure it doesn't get destructed until we are done with
// all locking etc. in nsLDAPConnection::Release().
//
mRunnable = new nsLDAPConnectionLoop();
NS_IF_ADDREF(mRunnable);
if (!mRunnable || NS_FAILED(mRunnable->Init())) {
rv = NS_ERROR_OUT_OF_MEMORY;
} else {
// Here we keep a weak reference in the runnable object to the
// nsLDAPConnection ("this"). This avoids the problem where a
// connection can't get destructed because of the new thread
// keeping a strong reference to it. It also helps us know when
// we need to exit the new thread: when we can't convert the weak
// reference to a strong ref, we know that the nsLDAPConnection
// object is gone, and we need to stop the thread running.
//
nsCOMPtr<nsILDAPConnection> conn =
static_cast<nsILDAPConnection *>(this);
mRunnable->mWeakConn = do_GetWeakReference(conn);
// kick off a thread for result listening and marshalling
//
rv = NS_NewThread(getter_AddRefs(mThread), mRunnable);
if (NS_FAILED(rv)) {
rv = NS_ERROR_NOT_AVAILABLE;
}
// XXX(darin): We need to shutdown this thread at some point.
// Otherwise, it will stick around until shutdown.
}
}
// Drop the DNS request object, we no longer need it, and set the flag
// indicating that DNS has finished.
//
mDNSRequest = 0;
mDNSHost.Truncate();
// Call the listener, and then we can release our reference to it.
//
mInitListener->OnLDAPInit(this, rv);
mInitListener = 0;
return rv;
}
int main(int argc, char **argv)
#endif
{
const char *hostName = DEFAULT_HOST_NAME;
PRHostEnt he, reversehe;
char buf[PR_NETDB_BUF_SIZE];
char reversebuf[PR_NETDB_BUF_SIZE];
PRIntn idx;
PRNetAddr addr;
PLOptStatus os;
PLOptState *opt = PL_CreateOptState(argc, argv, "h");
while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) {
if (PL_OPT_BAD == os) continue;
switch (opt->option) {
case 0: /* naked */
hostName = opt->value;
break;
case 'h': /* Help message */
default:
Help();
return 2;
}
}
PL_DestroyOptState(opt);
PR_STDIO_INIT();
outFile = PR_GetSpecialFD(PR_StandardError);
if (PR_GetHostByName(hostName, buf, sizeof(buf), &he) == PR_FAILURE) {
PR_fprintf(outFile, "PR_GetHostByName failed\n");
exit(1);
}
PrintHostent(&he);
idx = 0;
while (1) {
idx = PR_EnumerateHostEnt(idx, &he, 0, &addr);
if (idx == -1) {
PR_fprintf(outFile, "PR_EnumerateHostEnt failed\n");
exit(1);
}
if (idx == 0) break; /* normal loop termination */
PR_fprintf(outFile, "reverse lookup\n");
if (PR_GetHostByAddr(&addr, reversebuf, sizeof(reversebuf),
&reversehe) == PR_FAILURE) {
PR_fprintf(outFile, "PR_GetHostByAddr failed\n");
exit(1);
}
PrintHostent(&reversehe);
}
PR_fprintf(outFile, "PR_GetIPNodeByName with PR_AF_INET\n");
if (PR_GetIPNodeByName(hostName, PR_AF_INET, PR_AI_DEFAULT,
buf, sizeof(buf), &he) == PR_FAILURE) {
PR_fprintf(outFile, "PR_GetIPNodeByName failed\n");
exit(1);
}
PrintHostent(&he);
PR_fprintf(outFile, "PR_GetIPNodeByName with PR_AF_INET6\n");
if (PR_GetIPNodeByName(hostName, PR_AF_INET6, PR_AI_DEFAULT,
buf, sizeof(buf), &he) == PR_FAILURE) {
PR_fprintf(outFile, "PR_GetIPNodeByName failed\n");
exit(1);
}
PrintHostent(&he);
idx = 0;
PR_fprintf(outFile, "PR_GetHostByAddr with PR_AF_INET6\n");
while (1) {
idx = PR_EnumerateHostEnt(idx, &he, 0, &addr);
if (idx == -1) {
PR_fprintf(outFile, "PR_EnumerateHostEnt failed\n");
exit(1);
}
if (idx == 0) break; /* normal loop termination */
PR_fprintf(outFile, "reverse lookup\n");
if (PR_GetHostByAddr(&addr, reversebuf, sizeof(reversebuf),
&reversehe) == PR_FAILURE) {
PR_fprintf(outFile, "PR_GetHostByAddr failed\n");
exit(1);
}
PrintHostent(&reversehe);
}
PR_fprintf(outFile, "PR_GetHostByAddr with PR_AF_INET6 done\n");
PR_StringToNetAddr("::1", &addr);
if (PR_IsNetAddrType(&addr, PR_IpAddrV4Mapped) == PR_TRUE) {
PR_fprintf(outFile, "addr should not be ipv4 mapped address\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrLoopback) == PR_FALSE) {
PR_fprintf(outFile, "addr should be loopback address\n");
exit(1);
}
PR_StringToNetAddr("127.0.0.1", &addr);
if (PR_IsNetAddrType(&addr, PR_IpAddrLoopback) == PR_FALSE) {
PR_fprintf(outFile, "addr should be loopback address\n");
exit(1);
}
PR_StringToNetAddr("::FFFF:127.0.0.1", &addr);
if (PR_IsNetAddrType(&addr, PR_IpAddrV4Mapped) == PR_FALSE) {
PR_fprintf(outFile, "addr should be ipv4 mapped address\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrLoopback) == PR_FALSE) {
PR_fprintf(outFile, "addr should be loopback address\n");
exit(1);
}
if (PR_InitializeNetAddr(PR_IpAddrAny, 0, &addr) == PR_FAILURE) {
PR_fprintf(outFile, "PR_InitializeNetAddr failed\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrAny) == PR_FALSE) {
PR_fprintf(outFile, "addr should be unspecified address\n");
exit(1);
}
if (PR_InitializeNetAddr(PR_IpAddrLoopback, 0, &addr) == PR_FAILURE) {
PR_fprintf(outFile, "PR_InitializeNetAddr failed\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrLoopback) == PR_FALSE) {
PR_fprintf(outFile, "addr should be loopback address\n");
exit(1);
}
if (PR_SetNetAddr(PR_IpAddrAny, PR_AF_INET, 0, &addr) == PR_FAILURE) {
PR_fprintf(outFile, "PR_SetNetAddr failed\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrAny) == PR_FALSE) {
PR_fprintf(outFile, "addr should be unspecified address\n");
exit(1);
}
if (PR_SetNetAddr(PR_IpAddrLoopback, PR_AF_INET, 0, &addr) == PR_FAILURE) {
PR_fprintf(outFile, "PR_SetNetAddr failed\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrLoopback) == PR_FALSE) {
PR_fprintf(outFile, "addr should be loopback address\n");
exit(1);
}
addr.inet.family = PR_AF_INET;
addr.inet.port = 0;
addr.inet.ip = PR_htonl(PR_INADDR_ANY);
if (PR_IsNetAddrType(&addr, PR_IpAddrAny) == PR_FALSE) {
PR_fprintf(outFile, "addr should be unspecified address\n");
exit(1);
}
{
char buf[256];
PR_NetAddrToString(&addr, buf, 256);
PR_fprintf(outFile, "IPv4 INADDRANY: %s\n", buf);
}
addr.inet.family = PR_AF_INET;
addr.inet.port = 0;
addr.inet.ip = PR_htonl(PR_INADDR_LOOPBACK);
if (PR_IsNetAddrType(&addr, PR_IpAddrLoopback) == PR_FALSE) {
PR_fprintf(outFile, "addr should be loopback address\n");
exit(1);
}
{
char buf[256];
PR_NetAddrToString(&addr, buf, 256);
PR_fprintf(outFile, "IPv4 LOOPBACK: %s\n", buf);
}
if (PR_SetNetAddr(PR_IpAddrAny, PR_AF_INET6, 0, &addr) == PR_FAILURE) {
PR_fprintf(outFile, "PR_SetNetAddr failed\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrAny) == PR_FALSE) {
PR_fprintf(outFile, "addr should be unspecified address\n");
exit(1);
}
{
char buf[256];
PR_NetAddrToString(&addr, buf, 256);
PR_fprintf(outFile, "IPv6 INADDRANY: %s\n", buf);
}
if (PR_SetNetAddr(PR_IpAddrLoopback, PR_AF_INET6, 0, &addr) == PR_FAILURE) {
PR_fprintf(outFile, "PR_SetNetAddr failed\n");
exit(1);
}
if (PR_IsNetAddrType(&addr, PR_IpAddrLoopback) == PR_FALSE) {
PR_fprintf(outFile, "addr should be loopback address\n");
exit(1);
}
{
char buf[256];
PR_NetAddrToString(&addr, buf, 256);
PR_fprintf(outFile, "IPv6 LOOPBACK: %s\n", buf);
}
{
PRIPv6Addr v6addr;
char tmp_buf[256];
PR_SetNetAddr(PR_IpAddrLoopback, PR_AF_INET, 0, &addr);
PR_ConvertIPv4AddrToIPv6(addr.inet.ip, &v6addr);
PR_SetNetAddr(PR_IpAddrAny, PR_AF_INET6, 0, &addr);
addr.ipv6.ip = v6addr;
PR_NetAddrToString(&addr, tmp_buf, 256);
PR_fprintf(outFile, "IPv4-mapped IPv6 LOOPBACK: %s\n", tmp_buf);
}
PR_fprintf(outFile, "PASS\n");
return 0;
}
