/* * Copyright (c) 1997, 2016, 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 #include /* typedefs that were defined correctly for the first time * in Nov. 2001 SDK, which we need to include here. * Specifically, in6_addr and sockaddr_in6 (which is defined but * not correctly). When moving to a later SDK remove following * code between START and END */ /* --- START --- */ /* WIN64 already uses newer SDK */ #ifdef _WIN64 #define SOCKADDR_IN6 sockaddr_in6 #else #ifdef _MSC_VER #define WS2TCPIP_INLINE __inline #else #define WS2TCPIP_INLINE extern inline /* GNU style */ #endif #if defined(_MSC_VER) && _MSC_VER >= 1310 #define SOCKADDR_IN6 sockaddr_in6 #else /*SO_REUSEPORT is not supported on Windows, define it to 0*/ #define SO_REUSEPORT 0 /* Retain this code a little longer to support building in * old environments. _MSC_VER is defined as: * 1200 for MSVC++ 6.0 * 1310 for Vc7 */ #define IPPROTO_IPV6 41 #define IPV6_MULTICAST_IF 9 struct in6_addr { union { u_char Byte[16]; u_short Word[8]; } u; }; /* ** Defines to match RFC 2553. */ #define _S6_un u #define _S6_u8 Byte #define s6_addr _S6_un._S6_u8 /* ** Defines for our implementation. */ #define s6_bytes u.Byte #define s6_words u.Word /* IPv6 socket address structure, RFC 2553 */ struct SOCKADDR_IN6 { short sin6_family; /* AF_INET6 */ u_short sin6_port; /* Transport level port number */ u_long sin6_flowinfo; /* IPv6 flow information */ struct in6_addr sin6_addr; /* IPv6 address */ u_long sin6_scope_id; /* set of interfaces for a scope */ }; /* Error codes from getaddrinfo() */ #define EAI_AGAIN WSATRY_AGAIN #define EAI_BADFLAGS WSAEINVAL #define EAI_FAIL WSANO_RECOVERY #define EAI_FAMILY WSAEAFNOSUPPORT #define EAI_MEMORY WSA_NOT_ENOUGH_MEMORY //#define EAI_NODATA WSANO_DATA #define EAI_NONAME WSAHOST_NOT_FOUND #define EAI_SERVICE WSATYPE_NOT_FOUND #define EAI_SOCKTYPE WSAESOCKTNOSUPPORT #define EAI_NODATA EAI_NONAME /* Structure used in getaddrinfo() call */ typedef struct addrinfo { int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */ int ai_family; /* PF_xxx */ int ai_socktype; /* SOCK_xxx */ int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ size_t ai_addrlen; /* Length of ai_addr */ char *ai_canonname; /* Canonical name for nodename */ struct sockaddr *ai_addr; /* Binary address */ struct addrinfo *ai_next; /* Next structure in linked list */ } ADDRINFO, FAR * LPADDRINFO; /* Flags used in "hints" argument to getaddrinfo() */ #define AI_PASSIVE 0x1 /* Socket address will be used in bind() call */ #define AI_CANONNAME 0x2 /* Return canonical name in first ai_canonname */ #define AI_NUMERICHOST 0x4 /* Nodename must be a numeric address string */ /* IPv6 Multicasting definitions */ /* Argument structure for IPV6_JOIN_GROUP and IPV6_LEAVE_GROUP */ typedef struct ipv6_mreq { struct in6_addr ipv6mr_multiaddr; /* IPv6 multicast address */ unsigned int ipv6mr_interface; /* Interface index */ } IPV6_MREQ; #define IPV6_ADD_MEMBERSHIP 12 /* Add an IP group membership */ #define IPV6_DROP_MEMBERSHIP 13 /* Drop an IP group membership */ #define IPV6_MULTICAST_LOOP 11 /* Set/get IP multicast loopback */ WS2TCPIP_INLINE int IN6_IS_ADDR_MULTICAST(const struct in6_addr *a) { return (a->s6_bytes[0] == 0xff); } WS2TCPIP_INLINE int IN6_IS_ADDR_LINKLOCAL(const struct in6_addr *a) { return (a->s6_bytes[0] == 0xfe && a->s6_bytes[1] == 0x80); } #define NI_MAXHOST 1025 /* Max size of a fully-qualified domain name */ #define NI_MAXSERV 32 /* Max size of a service name */ #define INET_ADDRSTRLEN 16 /* Max size of numeric form of IPv4 address */ #define INET6_ADDRSTRLEN 46 /* Max size of numeric form of IPv6 address */ /* Flags for getnameinfo() */ #define NI_NOFQDN 0x01 /* Only return nodename portion for local hosts */ #define NI_NUMERICHOST 0x02 /* Return numeric form of the host's address */ #define NI_NAMEREQD 0x04 /* Error if the host's name not in DNS */ #define NI_NUMERICSERV 0x08 /* Return numeric form of the service (port #) */ #define NI_DGRAM 0x10 /* Service is a datagram service */ #define IN6_IS_ADDR_V4MAPPED(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] == 0xffff)) /* --- END --- */ #endif /* end 'else older build environment' */ #endif #if !INCL_WINSOCK_API_TYPEDEFS typedef int (WSAAPI * LPFN_GETADDRINFO)( IN const char FAR * nodename, IN const char FAR * servname, IN const struct addrinfo FAR * hints, OUT struct addrinfo FAR * FAR * res ); typedef void (WSAAPI * LPFN_FREEADDRINFO)( IN struct addrinfo FAR * ai ); typedef int (WSAAPI * LPFN_GETNAMEINFO)( IN const struct sockaddr FAR * sa, IN int salen, OUT char FAR * host, IN DWORD hostlen, OUT char FAR * serv, IN DWORD servlen, IN int flags ); #endif /* 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 #include "java_io_FileDescriptor.h" #include "java_net_SocketOptions.h" #define MAX_BUFFER_LEN 2048 #define MAX_HEAP_BUFFER_LEN 65536 /* true if SO_RCVTIMEO is supported by underlying provider */ extern jboolean isRcvTimeoutSupported; void NET_ThrowCurrent(JNIEnv *env, char *msg); /* * Return default Type Of Service */ int NET_GetDefaultTOS(void); typedef union { struct sockaddr him; struct sockaddr_in him4; struct SOCKADDR_IN6 him6; } SOCKETADDRESS; /* * passed to NET_BindV6. Both ipv4_fd and ipv6_fd must be created and unbound * sockets. On return they may refer to different sockets. */ struct ipv6bind { SOCKETADDRESS *addr; SOCKET ipv4_fd; SOCKET ipv6_fd; }; #define SOCKETADDRESS_LEN(X) \ (((X)->him.sa_family==AF_INET6)? sizeof(struct SOCKADDR_IN6) : \ sizeof(struct sockaddr_in)) #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)->him.sa_family == AF_INET) { \ (X)->him4.sin_port = (Y); \ } else { \ (X)->him6.sin6_port = (Y); \ } \ } #define GET_PORT(X) ((X)->him.sa_family==AF_INET ?(X)->him4.sin_port: (X)->him6.sin6_port) #define IS_LOOPBACK_ADDRESS(x) ( \ ((x)->him.sa_family == AF_INET) ? \ (ntohl((x)->him4.sin_addr.s_addr)==INADDR_LOOPBACK) : \ (IN6ADDR_ISLOOPBACK (x)) \ ) JNIEXPORT int JNICALL NET_SocketClose(int fd); JNIEXPORT int JNICALL NET_Timeout(int fd, long timeout); int NET_Socket(int domain, int type, int protocol); void NET_ThrowSocketException(JNIEnv *env, char* msg); /* * differs from NET_Timeout() as follows: * * If timeout = -1, it blocks forever. * * returns 1 or 2 depending if only one or both sockets * fire at same time. * * *fdret is (one of) the active fds. If both sockets * fire at same time, *fd == fd always. */ JNIEXPORT int JNICALL NET_Timeout2(int fd, int fd1, long timeout, int *fdret); JNIEXPORT int JNICALL NET_BindV6(struct ipv6bind* b, jboolean exclBind); #define NET_WAIT_READ 0x01 #define NET_WAIT_WRITE 0x02 #define NET_WAIT_CONNECT 0x04 extern jint NET_Wait(JNIEnv *env, jint fd, jint flags, jint timeout); JNIEXPORT int JNICALL NET_WinBind(int s, struct sockaddr *him, int len, jboolean exclBind); /* 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);