/*
* Copyright ( c ) 1997 , 2022 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation . Oracle designates this
* particular file as subject to the " Classpath " exception as provided
* by Oracle in the LICENSE file that accompanied this code .
*
* This code 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
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
#include <winsock2.h>
#include <WS2tcpip.h>
#include <iphlpapi.h>
#include <icmpapi.h>
#include <mstcpip.h>
/* used to disable connection reset messages on Windows XP */
#ifndef SIO_UDP_CONNRESET
#define SIO_UDP_CONNRESET _WSAIOW(IOC_VENDOR,12 )
#endif
#ifndef IN6_IS_ADDR_ANY
#define IN6_IS_ADDR_ANY(a) \
(((a)->s6_words[0 ] == 0 ) && ((a)->s6_words[1 ] == 0 ) && \
((a)->s6_words[2 ] == 0 ) && ((a)->s6_words[3 ] == 0 ) && \
((a)->s6_words[4 ] == 0 ) && ((a)->s6_words[5 ] == 0 ) && \
((a)->s6_words[6 ] == 0 ) && ((a)->s6_words[7 ] == 0 ))
#endif
#ifndef IPV6_V6ONLY
#define IPV6_V6ONLY 27 /* Treat wildcard bind as AF_INET6-only. */
#endif
#define MAX_BUFFER_LEN 2048
#define MAX_HEAP_BUFFER_LEN 65536
/* true if SO_RCVTIMEO is supported by underlying provider */
extern jboolean isRcvTimeoutSupported;
typedef union {
struct sockaddr sa;
struct sockaddr_in sa4;
struct sockaddr_in6 sa6;
} SOCKETADDRESS;
#define SOCKETADDRESS_COPY(DST,SRC) { \
if ((SRC)->sa_family == AF_INET6) { \
memcpy ((DST), (SRC), sizeof (struct sockaddr_in6)); \
} else { \
memcpy ((DST), (SRC), sizeof (struct sockaddr_in)); \
} \
}
#define SET_PORT(X,Y) { \
if ((X)->sa.sa_family == AF_INET) { \
(X)->sa4.sin_port = (Y); \
} else { \
(X)->sa6.sin6_port = (Y); \
} \
}
#define GET_PORT(X) ((X)->sa.sa_family == AF_INET ? (X)->sa4.sin_port : (X)->sa6.sin6_port)
/**
* With dual socket implementation the
* IPv4 addresseses might be mapped as IPv6 .
* The IPv4 loopback adapter address ranges ( 127 . 0 . 0 . 0 through 127 . 255 . 255 . 255 ) will
* be mapped as the following IPv6 : : ffff : 127 . 0 . 0 . 0 through : : ffff : 127 . 255 . 255 . 255 .
* For example , this is done by NET_InetAddressToSockaddr .
*/
#define IN6_IS_ADDR_V4MAPPED_LOOPBACK(x) ( \
(((x)->s6_words[0 ] == 0 ) && \
((x)->s6_words[1 ] == 0 ) && \
((x)->s6_words[2 ] == 0 ) && \
((x)->s6_words[3 ] == 0 ) && \
((x)->s6_words[4 ] == 0 ) && \
((x)->s6_words[5 ] == 0 xFFFF) && \
(((x)->s6_words[6 ] & 0 x00FF) == 0 x007F)) \
)
/**
* Check for IPv4 loopback adapter address ranges ( 127 . 0 . 0 . 0 through 127 . 255 . 255 . 255 )
*/
#define IN4_IS_ADDR_NETLONG_LOOPBACK(l) ( \
((l & 0 xFF000000) == 0 x7F000000) \
)
#define IS_LOOPBACK_ADDRESS(x) ( \
((x)->sa.sa_family == AF_INET) ? \
(IN4_IS_ADDR_NETLONG_LOOPBACK(ntohl((x)->sa4.sin_addr.s_addr))) : \
((IN6_IS_ADDR_LOOPBACK(&(x)->sa6.sin6_addr)) || \
(IN6_IS_ADDR_V4MAPPED_LOOPBACK(&(x)->sa6.sin6_addr))) \
)
int NET_Socket(int domain, int type, int protocol);
void NET_ThrowByNameWithLastError(JNIEnv *env, const char *name,
const char *defaultDetail);
JNIEXPORT int JNICALL NET_WinBind(int s, SOCKETADDRESS *sa, int len,
jboolean exclBind);
JNIEXPORT jint JNICALL NET_EnableFastTcpLoopbackConnect(int fd);
/* XP versions of the native routines */
JNIEXPORT jobject JNICALL Java_java_net_NetworkInterface_getByName0_XP
(JNIEnv *env, jclass cls, jstring name);
JNIEXPORT jobject JNICALL Java_java_net_NetworkInterface_getByIndex0_XP
(JNIEnv *env, jclass cls, jint index);
JNIEXPORT jobject JNICALL Java_java_net_NetworkInterface_getByInetAddress0_XP
(JNIEnv *env, jclass cls, jobject iaObj);
JNIEXPORT jobjectArray JNICALL Java_java_net_NetworkInterface_getAll_XP
(JNIEnv *env, jclass cls);
JNIEXPORT jboolean JNICALL Java_java_net_NetworkInterface_supportsMulticast0_XP
(JNIEnv *env, jclass cls, jstring name, jint index);
JNIEXPORT jboolean JNICALL Java_java_net_NetworkInterface_isUp0_XP
(JNIEnv *env, jclass cls, jstring name, jint index);
JNIEXPORT jboolean JNICALL Java_java_net_NetworkInterface_isP2P0_XP
(JNIEnv *env, jclass cls, jstring name, jint index);
JNIEXPORT jbyteArray JNICALL Java_java_net_NetworkInterface_getMacAddr0_XP
(JNIEnv *env, jclass cls, jstring name, jint index);
JNIEXPORT jint JNICALL Java_java_net_NetworkInterface_getMTU0_XP
(JNIEnv *env, jclass class , jstring name, jint index);
JNIEXPORT jboolean JNICALL Java_java_net_NetworkInterface_isLoopback0_XP
(JNIEnv *env, jclass cls, jstring name, jint index);
Messung V0.5 in Prozent C=96 H=100 G=97
¤ Dauer der Verarbeitung: 0.5 Sekunden
¤
*© Formatika GbR, Deutschland