Mercurial > hg > openjdk7.svn
view j2se/src/solaris/native/java/net/net_util_md.h @ 4:bf1d8af0651f trunk
[svn] Load openjdk/jdk7/b16 into jdk/trunk.
author | xiomara |
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date | Fri, 20 Jul 2007 21:22:05 +0000 |
parents | 193df1943809 |
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/* * Copyright 1997-2006 Sun Microsystems, Inc. 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. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. */ #ifndef NET_UTILS_MD_H #define NET_UTILS_MD_H #include <sys/socket.h> #include <sys/types.h> #include <netdb.h> #include <netinet/in.h> #include <unistd.h> #ifndef USE_SELECT #include <sys/poll.h> #endif #ifdef __linux__ extern int NET_Timeout(int s, long timeout); extern int NET_Read(int s, void* buf, size_t len); extern int NET_RecvFrom(int s, void *buf, int len, unsigned int flags, struct sockaddr *from, int *fromlen); extern int NET_ReadV(int s, const struct iovec * vector, int count); extern int NET_Send(int s, void *msg, int len, unsigned int flags); extern int NET_SendTo(int s, const void *msg, int len, unsigned int flags, const struct sockaddr *to, int tolen); extern int NET_Writev(int s, const struct iovec * vector, int count); extern int NET_Connect(int s, struct sockaddr *addr, int addrlen); extern int NET_Accept(int s, struct sockaddr *addr, int *addrlen); extern int NET_SocketClose(int s); extern int NET_Dup2(int oldfd, int newfd); #ifdef USE_SELECT extern int NET_Select(int s, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout); #else extern int NET_Poll(struct pollfd *ufds, unsigned int nfds, int timeout); #endif #else #define NET_Timeout JVM_Timeout #define NET_Read JVM_Read #define NET_RecvFrom JVM_RecvFrom #define NET_ReadV readv #define NET_Send JVM_Send #define NET_SendTo JVM_SendTo #define NET_WriteV writev #define NET_Connect JVM_Connect #define NET_Accept JVM_Accept #define NET_SocketClose JVM_SocketClose #define NET_Dup2 dup2 #define NET_Select select #define NET_Poll poll #endif #if defined(__linux__) && defined(AF_INET6) int getDefaultIPv6Interface(struct in6_addr *target_addr); #endif /* needed from libsocket on Solaris 8 */ typedef int (*getaddrinfo_f)(const char *nodename, const char *servname, const struct addrinfo *hints, struct addrinfo **res); typedef void (*freeaddrinfo_f)(struct addrinfo *); typedef int (*getnameinfo_f)(const struct sockaddr *, size_t, char *, size_t, char *, size_t, int); extern getaddrinfo_f getaddrinfo_ptr; extern freeaddrinfo_f freeaddrinfo_ptr; extern getnameinfo_f getnameinfo_ptr; /* do we have address translation support */ extern jboolean NET_addrtransAvailable(); #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); /************************************************************************ * Macros and constants */ /* * Its safe to increase the buffer to 8K, this gives a 5-20% * performance boost on volano and overall socket performance. */ #define MAX_BUFFER_LEN 8192 #define MAX_HEAP_BUFFER_LEN 65536 #ifdef AF_INET6 #define SOCKADDR union { \ struct sockaddr_in him4; \ struct sockaddr_in6 him6; \ } #define SOCKADDR_LEN (ipv6_available() ? sizeof(SOCKADDR) : \ sizeof(struct sockaddr_in)) #else #define SOCKADDR union { struct sockaddr_in him4 } #define SOCKADDR_LEN sizeof(SOCKADDR) #endif /************************************************************************ * Utilities */ #ifdef __linux__ extern int kernelIsV22(); extern int kernelIsV24(); #endif void NET_ThrowByNameWithLastError(JNIEnv *env, const char *name, const char *defaultDetail); #endif /* NET_UTILS_MD_H */