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7158636: InterfaceAddress.getBroadcast() returns invalid broadcast address on WLAN

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Update Windows native code to infer WLAN interface type in Windows Vista and later

Reviewed-by: chegar, alanb
This commit is contained in:
Kurchi Subhra Hazra 2012-04-19 18:11:28 -07:00
parent 4f6ca7513e
commit 0590a1ea49
2 changed files with 19 additions and 8 deletions
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22
jdk/src/windows/native/java/net/NetworkInterface.c
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@ -178,7 +178,7 @@ int enumInterfaces(JNIEnv *env, netif **netifPP)
int count;
netif *netifP;
DWORD i;
int lo=0, eth=0, tr=0, fddi=0, ppp=0, sl=0, net=0;
int lo=0, eth=0, tr=0, fddi=0, ppp=0, sl=0, wlan=0, net=0;
/*
* Ask the IP Helper library to enumerate the adapters
@ -218,15 +218,15 @@ int enumInterfaces(JNIEnv *env, netif **netifPP)
*/
switch (ifrowP->dwType) {
case MIB_IF_TYPE_ETHERNET:
sprintf(dev_name, "eth%d", eth++);
_snprintf_s(dev_name, 8, _TRUNCATE, "eth%d", eth++);
break;
case MIB_IF_TYPE_TOKENRING:
sprintf(dev_name, "tr%d", tr++);
_snprintf_s(dev_name, 8, _TRUNCATE, "tr%d", tr++);
break;
case MIB_IF_TYPE_FDDI:
sprintf(dev_name, "fddi%d", fddi++);
_snprintf_s(dev_name, 8, _TRUNCATE, "fddi%d", fddi++);
break;
case MIB_IF_TYPE_LOOPBACK:
@ -234,20 +234,24 @@ int enumInterfaces(JNIEnv *env, netif **netifPP)
if (lo > 0) {
continue;
}
strcpy(dev_name, "lo");
strncpy_s(dev_name, 8, "lo", _TRUNCATE);
lo++;
break;
case MIB_IF_TYPE_PPP:
sprintf(dev_name, "ppp%d", ppp++);
_snprintf_s(dev_name, 8, _TRUNCATE, "ppp%d", ppp++);
break;
case MIB_IF_TYPE_SLIP:
sprintf(dev_name, "sl%d", sl++);
_snprintf_s(dev_name, 8, _TRUNCATE, "sl%d", sl++);
break;
case IF_TYPE_IEEE80211:
_snprintf_s(dev_name, 8, _TRUNCATE, "wlan%d", wlan++);
break;
default:
sprintf(dev_name, "net%d", net++);
_snprintf_s(dev_name, 8, _TRUNCATE, "net%d", net++);
}
/*
@ -382,6 +386,7 @@ int enumAddresses_win(JNIEnv *env, netif *netifP, netaddr **netaddrPP)
case MIB_IF_TYPE_TOKENRING:
case MIB_IF_TYPE_FDDI:
case MIB_IF_TYPE_LOOPBACK:
case IF_TYPE_IEEE80211:
/**
* Contrary to what it seems to indicate, dwBCastAddr doesn't
* contain the broadcast address but 0 or 1 depending on whether
@ -928,6 +933,7 @@ JNIEXPORT jbyteArray JNICALL Java_java_net_NetworkInterface_getMacAddr0
case MIB_IF_TYPE_ETHERNET:
case MIB_IF_TYPE_TOKENRING:
case MIB_IF_TYPE_FDDI:
case IF_TYPE_IEEE80211:
len = ifRowP->dwPhysAddrLen;
ret = (*env)->NewByteArray(env, len);
if (!IS_NULL(ret)) {

5
jdk/src/windows/native/java/net/NetworkInterface.h
View File

@ -89,4 +89,9 @@ extern jfieldID ni_ibmaskID; /* InterfaceAddress.maskLength */
int enumInterfaces(JNIEnv *env, netif **netifPP);
// Windows Visa (and later) only.....
#ifndef IF_TYPE_IEEE80211
#define IF_TYPE_IEEE80211 71
#endif
#endif