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src/jdk.sctp/unix/native/libsctp/SctpNet.c

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rev 12879 : 8136556: Add the ability to perform static builds of MacOSX x64 binaries
Reviewed-by: ihse, bdelsart, gadams, lfoltan, rriggs, hseigel, twisti
   1 /*
   2  * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <dlfcn.h>
  29 
  30 #include "Sctp.h"
  31 #include "jni.h"
  32 #include "jni_util.h"
  33 #include "nio_util.h"
  34 #include "nio.h"
  35 #include "net_util.h"
  36 #include "net_util_md.h"
  37 #include "sun_nio_ch_sctp_SctpNet.h"
  38 #include "sun_nio_ch_sctp_SctpStdSocketOption.h"
  39 
  40 static jclass isaCls = 0;
  41 static jmethodID isaCtrID = 0;
  42 
  43 static const char* nativeSctpLib = "libsctp.so.1";
  44 static jboolean funcsLoaded = JNI_FALSE;
  45 
  46 JNIEXPORT jint JNICALL JNI_OnLoad
  47   (JavaVM *vm, void *reserved) {
  48     return JNI_VERSION_1_2;
  49 }
  50 
  51 static int preCloseFD = -1;     /* File descriptor to which we dup other fd's
  52                                    before closing them for real */
  53 
  54 /**
  55  * Loads the native sctp library that contains the socket extension
  56  * functions, as well as locating the individual functions.
  57  * There will be a pending exception if this method returns false.
  58  */
  59 jboolean loadSocketExtensionFuncs
  60   (JNIEnv* env) {
  61     if (dlopen(nativeSctpLib, RTLD_GLOBAL | RTLD_LAZY) == NULL) {
  62         JNU_ThrowByName(env, "java/lang/UnsupportedOperationException",
  63               dlerror());
  64         return JNI_FALSE;
  65     }
  66 


   1 /*
   2  * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <dlfcn.h>
  29 
  30 #include "Sctp.h"
  31 #include "jni.h"
  32 #include "jni_util.h"
  33 #include "nio_util.h"
  34 #include "nio.h"
  35 #include "net_util.h"
  36 #include "net_util_md.h"
  37 #include "sun_nio_ch_sctp_SctpNet.h"
  38 #include "sun_nio_ch_sctp_SctpStdSocketOption.h"
  39 
  40 static jclass isaCls = 0;
  41 static jmethodID isaCtrID = 0;
  42 
  43 static const char* nativeSctpLib = "libsctp.so.1";
  44 static jboolean funcsLoaded = JNI_FALSE;
  45 
  46 JNIEXPORT jint JNICALL DEF_JNI_OnLoad
  47   (JavaVM *vm, void *reserved) {
  48     return JNI_VERSION_1_2;
  49 }
  50 
  51 static int preCloseFD = -1;     /* File descriptor to which we dup other fd's
  52                                    before closing them for real */
  53 
  54 /**
  55  * Loads the native sctp library that contains the socket extension
  56  * functions, as well as locating the individual functions.
  57  * There will be a pending exception if this method returns false.
  58  */
  59 jboolean loadSocketExtensionFuncs
  60   (JNIEnv* env) {
  61     if (dlopen(nativeSctpLib, RTLD_GLOBAL | RTLD_LAZY) == NULL) {
  62         JNU_ThrowByName(env, "java/lang/UnsupportedOperationException",
  63               dlerror());
  64         return JNI_FALSE;
  65     }
  66 


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