J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998-2007 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #ifndef _JAVA_H_ |
| 27 | #define _JAVA_H_ |
| 28 | |
| 29 | #include <stdio.h> |
| 30 | #include <stdlib.h> |
| 31 | #include <string.h> |
| 32 | #include <limits.h> |
| 33 | |
| 34 | #include <jni.h> |
| 35 | #include <jvm.h> |
| 36 | |
| 37 | /* |
| 38 | * Get system specific defines. |
| 39 | */ |
| 40 | #include "emessages.h" |
| 41 | #include "java_md.h" |
| 42 | #include "jli_util.h" |
| 43 | |
| 44 | #include "manifest_info.h" |
| 45 | #include "version_comp.h" |
| 46 | #include "wildcard.h" |
| 47 | #include "splashscreen.h" |
| 48 | |
| 49 | # define KB (1024UL) |
| 50 | # define MB (1024UL * KB) |
| 51 | # define GB (1024UL * MB) |
| 52 | |
| 53 | #define CURRENT_DATA_MODEL (CHAR_BIT * sizeof(void*)) |
| 54 | |
| 55 | /* |
| 56 | * The following environment variable is used to influence the behavior |
| 57 | * of the jre exec'd through the SelectVersion routine. The command line |
| 58 | * options which specify the version are not passed to the exec'd version, |
| 59 | * because that jre may be an older version which wouldn't recognize them. |
| 60 | * This environment variable is known to this (and later) version and serves |
| 61 | * to suppress the version selection code. This is not only for efficiency, |
| 62 | * but also for correctness, since any command line options have been |
| 63 | * removed which would cause any value found in the manifest to be used. |
| 64 | * This would be incorrect because the command line options are defined |
| 65 | * to take precedence. |
| 66 | * |
| 67 | * The value associated with this environment variable is the MainClass |
| 68 | * name from within the executable jar file (if any). This is strictly a |
| 69 | * performance enhancement to avoid re-reading the jar file manifest. |
| 70 | * |
| 71 | */ |
| 72 | #define ENV_ENTRY "_JAVA_VERSION_SET" |
| 73 | |
| 74 | #define SPLASH_FILE_ENV_ENTRY "_JAVA_SPLASH_FILE" |
| 75 | #define SPLASH_JAR_ENV_ENTRY "_JAVA_SPLASH_JAR" |
| 76 | |
| 77 | /* |
| 78 | * Pointers to the needed JNI invocation API, initialized by LoadJavaVM. |
| 79 | */ |
| 80 | typedef jint (JNICALL *CreateJavaVM_t)(JavaVM **pvm, void **env, void *args); |
| 81 | typedef jint (JNICALL *GetDefaultJavaVMInitArgs_t)(void *args); |
| 82 | |
| 83 | typedef struct { |
| 84 | CreateJavaVM_t CreateJavaVM; |
| 85 | GetDefaultJavaVMInitArgs_t GetDefaultJavaVMInitArgs; |
| 86 | } InvocationFunctions; |
| 87 | |
| 88 | int |
| 89 | JLI_Launch(int argc, char ** argv, /* main argc, argc */ |
| 90 | int jargc, const char** jargv, /* java args */ |
| 91 | int appclassc, const char** appclassv, /* app classpath */ |
| 92 | const char* fullversion, /* full version defined */ |
| 93 | const char* dotversion, /* dot version defined */ |
| 94 | const char* pname, /* program name */ |
| 95 | const char* lname, /* launcher name */ |
| 96 | jboolean javaargs, /* JAVA_ARGS */ |
| 97 | jboolean cpwildcard, /* classpath wildcard */ |
| 98 | jboolean javaw, /* windows-only javaw */ |
| 99 | jint ergo_class /* ergnomics policy */ |
| 100 | ); |
| 101 | |
| 102 | /* |
| 103 | * Prototypes for launcher functions in the system specific java_md.c. |
| 104 | */ |
| 105 | |
| 106 | jboolean |
| 107 | LoadJavaVM(const char *jvmpath, InvocationFunctions *ifn); |
| 108 | |
| 109 | void |
| 110 | GetXUsagePath(char *buf, jint bufsize); |
| 111 | |
| 112 | jboolean |
| 113 | GetApplicationHome(char *buf, jint bufsize); |
| 114 | |
| 115 | #define GetArch() GetArchPath(CURRENT_DATA_MODEL) |
| 116 | |
| 117 | void CreateExecutionEnvironment(int *_argc, |
| 118 | char ***_argv, |
| 119 | char jrepath[], |
| 120 | jint so_jrepath, |
| 121 | char jvmpath[], |
| 122 | jint so_jvmpath, |
| 123 | char **original_argv); |
| 124 | |
| 125 | /* |
| 126 | * Report an error message to stderr or a window as appropriate. |
| 127 | */ |
| 128 | void ReportErrorMessage(const char * message, ...); |
| 129 | void ReportErrorMessageSys(const char * format, ...); |
| 130 | |
| 131 | /* |
| 132 | * Report an error message only to stderr. |
| 133 | */ |
| 134 | void ReportMessage(const char * message, ...); |
| 135 | |
| 136 | /* |
| 137 | * Report an exception which terminates the vm to stderr or a window |
| 138 | * as appropriate. |
| 139 | */ |
| 140 | void ReportExceptionDescription(JNIEnv * env); |
| 141 | |
| 142 | void PrintMachineDependentOptions(); |
| 143 | |
| 144 | const char *jlong_format_specifier(); |
| 145 | |
| 146 | /* |
| 147 | * Block current thread and continue execution in new thread |
| 148 | */ |
| 149 | int ContinueInNewThread0(int (JNICALL *continuation)(void *), |
| 150 | jlong stack_size, void * args); |
| 151 | |
| 152 | /* sun.java.launcher.* platform properties. */ |
| 153 | void SetJavaLauncherPlatformProps(void); |
| 154 | void SetJavaCommandLineProp(char* classname, char* jarfile, int argc, char** argv); |
| 155 | void SetJavaLauncherProp(void); |
| 156 | |
| 157 | /* |
| 158 | * Functions defined in java.c and used in java_md.c. |
| 159 | */ |
| 160 | jint ReadKnownVMs(const char *jrepath, const char * arch, jboolean speculative); |
| 161 | char *CheckJvmType(int *argc, char ***argv, jboolean speculative); |
| 162 | void AddOption(char *str, void *info); |
| 163 | |
| 164 | enum ergo_policy { |
| 165 | DEFAULT_POLICY = 0, |
| 166 | NEVER_SERVER_CLASS, |
| 167 | ALWAYS_SERVER_CLASS |
| 168 | }; |
| 169 | |
| 170 | const char* GetProgramName(); |
| 171 | const char* GetDotVersion(); |
| 172 | const char* GetFullVersion(); |
| 173 | jboolean IsJavaArgs(); |
| 174 | jboolean IsJavaw(); |
| 175 | void SetJavaw(); |
| 176 | jint GetErgoPolicy(); |
| 177 | |
| 178 | jboolean ServerClassMachine(); |
| 179 | |
| 180 | static int ContinueInNewThread(InvocationFunctions* ifn, int argc, char** argv, |
| 181 | char* jarfile, char* classname, int ret); |
| 182 | |
| 183 | |
| 184 | #endif /* _JAVA_H_ */ |