| /* |
| * 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. |
| */ |
| |
| #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> |
| |
| #include <sys/poll.h> |
| |
| int NET_Timeout(int s, long timeout); |
| int NET_Read(int s, void* buf, size_t len); |
| int NET_RecvFrom(int s, void *buf, int len, unsigned int flags, |
| struct sockaddr *from, socklen_t *fromlen); |
| int NET_ReadV(int s, const struct iovec * vector, int count); |
| int NET_Send(int s, void *msg, int len, unsigned int flags); |
| int NET_SendTo(int s, const void *msg, int len, unsigned int |
| flags, const struct sockaddr *to, int tolen); |
| int NET_Writev(int s, const struct iovec * vector, int count); |
| int NET_Connect(int s, struct sockaddr *addr, int addrlen); |
| int NET_Accept(int s, struct sockaddr *addr, socklen_t *addrlen); |
| int NET_SocketClose(int s); |
| int NET_Dup2(int oldfd, int newfd); |
| int NET_Poll(struct pollfd *ufds, unsigned int nfds, int timeout); |
| int NET_SocketAvailable(int s, jint *pbytes); |
| |
| void NET_ThrowUnknownHostExceptionWithGaiError(JNIEnv *env, |
| const char* hostname, |
| int gai_error); |
| void NET_ThrowByNameWithLastError(JNIEnv *env, const char *name, |
| const char *defaultDetail); |
| |
| #define NET_WAIT_READ 0x01 |
| #define NET_WAIT_WRITE 0x02 |
| #define NET_WAIT_CONNECT 0x04 |
| |
| /* Defines SO_REUSEPORT */ |
| #ifndef SO_REUSEPORT |
| #ifdef __linux__ |
| #define SO_REUSEPORT 15 |
| #elif __solaris__ |
| #define SO_REUSEPORT 0x100e |
| #elif defined(AIX) || defined(MACOSX) |
| #define SO_REUSEPORT 0x0200 |
| #else |
| #define SO_REUSEPORT 0 |
| #endif |
| #endif |
| |
| jint NET_Wait(JNIEnv *env, jint fd, jint flags, jint timeout); |
| |
| /************************************************************************ |
| * Macros and constants |
| */ |
| |
| /* |
| * On 64-bit JDKs we use a much larger stack and heap buffer. |
| */ |
| #ifdef _LP64 |
| #define MAX_BUFFER_LEN 65536 |
| #define MAX_HEAP_BUFFER_LEN 131072 |
| #else |
| #define MAX_BUFFER_LEN 8192 |
| #define MAX_HEAP_BUFFER_LEN 65536 |
| #endif |
| |
| #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__ |
| int kernelIsV24(); |
| #ifdef AF_INET6 |
| int getDefaultIPv6Interface(struct in6_addr *target_addr); |
| #endif |
| #endif |
| |
| #ifdef __solaris__ |
| int net_getParam(char *driver, char *param); |
| #endif |
| |
| #endif /* NET_UTILS_MD_H */ |