1 /*

     2  * Copyright (c) 1998, 2010, 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.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  *

    23  */

    24 

    25 /*

    26  * Gamma (Hotspot internal engineering test) launcher based on 1.6.0-b28 JDK,

    27  * search "GAMMA" for gamma specific changes.

    28  */

    29 

    30 #ifndef _JAVA_H_

    31 #define _JAVA_H_

    32 

    33 /*

    34  * Get system specific defines.

    35  */

    36 #include "jni.h"

    37 #include "java_md.h"

    38 

    39 /*

    40  * Pointers to the needed JNI invocation API, initialized by LoadJavaVM.

    41  */

    42 typedef jint (JNICALL *CreateJavaVM_t)(JavaVM **pvm, void **env, void *args);

    43 typedef jint (JNICALL *GetDefaultJavaVMInitArgs_t)(void *args);

    44 

    45 typedef struct {

    46     CreateJavaVM_t CreateJavaVM;

    47     GetDefaultJavaVMInitArgs_t GetDefaultJavaVMInitArgs;

    48 } InvocationFunctions;

    49 

    50 /*

    51  * Prototypes for launcher functions in the system specific java_md.c.

    52  */

    53 

    54 jboolean

    55 LoadJavaVM(const char *jvmpath, InvocationFunctions *ifn);

    56 

    57 void

    58 GetXUsagePath(char *buf, jint bufsize);

    59 

    60 jboolean

    61 GetApplicationHome(char *buf, jint bufsize);

    62 

    63 const char *

    64 GetArch();

    65 

    66 void CreateExecutionEnvironment(int *_argc,

    67                                        char ***_argv,

    68                                        char jrepath[],

    69                                        jint so_jrepath,

    70                                        char jvmpath[],

    71                                        jint so_jvmpath,

    72                                        char **original_argv);

    73 

    74 /*

    75  * Report an error message to stderr or a window as appropriate.  The

    76  * flag always is set to JNI_TRUE if message is to be reported to both

    77  * strerr and windows and set to JNI_FALSE if the message should only

    78  * be sent to a window.

    79  */

    80 void ReportErrorMessage(char * message, jboolean always);

    81 void ReportErrorMessage2(char * format, char * string, jboolean always);

    82 

    83 /*

    84  * Report an exception which terminates the vm to stderr or a window

    85  * as appropriate.

    86  */

    87 void ReportExceptionDescription(JNIEnv * env);

    88 

    89 jboolean RemovableMachineDependentOption(char * option);

    90 void PrintMachineDependentOptions();

    91 

    92 /*

    93  * Functions defined in java.c and used in java_md.c.

    94  */

    95 jint ReadKnownVMs(const char *jrepath, char * arch, jboolean speculative);

    96 char *CheckJvmType(int *argc, char ***argv, jboolean speculative);

    97 void* MemAlloc(size_t size);

    98 

    99 /*

   100  * Make launcher spit debug output.

   101  */

   102 extern jboolean _launcher_debug;

   103 

   104 /*

   105  * This allows for finding classes from the VM's bootstrap class loader

   106  * directly, FindClass uses the application class loader internally, this will

   107  * cause unnecessary searching of the classpath for the required classes.

   108  */

   109 typedef jclass (JNICALL FindClassFromBootLoader_t(JNIEnv *env,

   110                                                 const char *name,

   111                                                 jboolean throwError));

   112 

   113 jclass FindBootStrapClass(JNIEnv *env, const char *classname);

   114 

   115 #endif /* _JAVA_H_ */