1 /*
2  * Copyright (c) 1999, 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
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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
76