| /* |
| * Copyright (c) 2005, 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. |
| */ |
| |
| #include <stdio.h> |
| #include "splashscreen.h" |
| |
| extern void* SplashProcAddress(const char* name); /* in java_md.c */ |
| |
| /* |
| * Prototypes of pointers to functions in splashscreen shared lib |
| */ |
| typedef int (*SplashLoadMemory_t)(void* pdata, int size); |
| typedef int (*SplashLoadFile_t)(const char* filename); |
| typedef void (*SplashInit_t)(void); |
| typedef void (*SplashClose_t)(void); |
| typedef void (*SplashSetFileJarName_t)(const char* fileName, |
| const char* jarName); |
| |
| /* |
| * This macro invokes a function from the shared lib. |
| * it locates a function with SplashProcAddress on demand. |
| * if SplashProcAddress fails, def value is returned. |
| * |
| * it is further wrapped with INVOKEV (works with functions which return |
| * void and INVOKE (for all other functions). INVOKEV looks a bit ugly, |
| * that's due being unable to return a value of type void in C. INVOKEV |
| * works around this by using semicolon instead of return operator. |
| */ |
| #define _INVOKE(name,def,ret) \ |
| static void* proc = NULL; \ |
| if (!proc) { proc = SplashProcAddress(#name); } \ |
| if (!proc) { return def; } \ |
| ret ((name##_t)proc) |
| |
| #define INVOKE(name,def) _INVOKE(name,def,return) |
| #define INVOKEV(name) _INVOKE(name, ,;) |
| |
| int DoSplashLoadMemory(void* pdata, int size) { |
| INVOKE(SplashLoadMemory,0)(pdata, size); |
| } |
| |
| int DoSplashLoadFile(const char* filename) { |
| INVOKE(SplashLoadFile,0)(filename); |
| } |
| |
| void DoSplashInit(void) { |
| INVOKEV(SplashInit)(); |
| } |
| |
| void DoSplashClose(void) { |
| INVOKEV(SplashClose)(); |
| } |
| |
| void DoSplashSetFileJarName(const char* fileName, const char* jarName) { |
| INVOKEV(SplashSetFileJarName)(fileName, jarName); |
| } |