1 /*
   2  * Copyright (c) 1999, 2003, 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
  23  * questions.
  24  */
  25 #include "jdwpTransport.h"
  26 
  27 #ifndef JAVASOFT_SHMEMBASE_H
  28 #define JAVASOFT_SHMEMBASE_H
  29 
  30 void exitTransportWithError(char *msg, char *fileName,
  31                             char *date, int lineNumber);
  32 
  33 typedef struct SharedMemoryConnection SharedMemoryConnection;
  34 typedef struct SharedMemoryTransport SharedMemoryTransport;
  35 
  36 typedef void * (*SharedMemAllocFunc)(jint);
  37 typedef void  (*SharedMemFreeFunc)(void);
  38 
  39 jint shmemBase_initialize(JavaVM *, jdwpTransportCallback *callback);
  40 jint shmemBase_listen(const char *address, SharedMemoryTransport **);
  41 jint shmemBase_accept(SharedMemoryTransport *, long, SharedMemoryConnection **);
  42 jint shmemBase_attach(const char *addressString, long, SharedMemoryConnection **);
  43 void shmemBase_closeConnection(SharedMemoryConnection *);
  44 void shmemBase_closeTransport(SharedMemoryTransport *);
  45 jint shmemBase_sendByte(SharedMemoryConnection *, jbyte data);
  46 jint shmemBase_receiveByte(SharedMemoryConnection *, jbyte *data);
  47 jint shmemBase_sendPacket(SharedMemoryConnection *, const jdwpPacket *packet);
  48 jint shmemBase_receivePacket(SharedMemoryConnection *, jdwpPacket *packet);
  49 jint shmemBase_name(SharedMemoryTransport *, char **name);
  50 jint shmemBase_getlasterror(char *msg, jint size);
  51 
  52 /* Use THIS_FILE when it is available. */
  53 #ifndef THIS_FILE
  54     #define THIS_FILE __FILE__
  55 #endif
  56 
  57 #ifdef DEBUG
  58 #define SHMEM_ASSERT(expression)  \
  59 do {                            \
  60     if (!(expression)) {                \
  61         exitTransportWithError("assertion failed", THIS_FILE, __DATE__, __LINE__); \
  62     } \
  63 } while (0)
  64 #else
  65 #define SHMEM_ASSERT(expression) ((void) 0)
  66 #endif
  67 
  68 #define SHMEM_GUARANTEE(expression) \
  69 do {                            \
  70     if (!(expression)) {                \
  71         exitTransportWithError("assertion failed", THIS_FILE, __DATE__, __LINE__); \
  72     } \
  73 } while (0)
  74 
  75 #endif