73
74
75 typedef void (JNICALL *GetJvmVersionInfo_fp)(JNIEnv*, jvm_version_info*, size_t);
76
77 JNIEXPORT jboolean JNICALL
78 Java_sun_misc_Version_getJvmVersionInfo(JNIEnv *env, jclass cls)
79 {
80 jvm_version_info info;
81 GetJvmVersionInfo_fp func_p;
82
83 if (!JDK_InitJvmHandle()) {
84 JNU_ThrowInternalError(env, "Handle for JVM not found for symbol lookup");
85 }
86 func_p = (GetJvmVersionInfo_fp) JDK_FindJvmEntry("JVM_GetVersionInfo");
87 if (func_p == NULL) {
88 return JNI_FALSE;
89 }
90
91 (*func_p)(env, &info, sizeof(info));
92 setStaticIntField(env, cls, "jvm_major_version", JVM_VERSION_MAJOR(info.jvm_version));
93 setStaticIntField(env, cls, "jvm_minor_version", JVM_VERSION_MINOR(info.jvm_version));
94 setStaticIntField(env, cls, "jvm_micro_version", JVM_VERSION_MICRO(info.jvm_version));
95 setStaticIntField(env, cls, "jvm_build_number", JVM_VERSION_BUILD(info.jvm_version));
96 setStaticIntField(env, cls, "jvm_update_version", info.update_version);
97 jvm_special_version = info.special_update_version;
98
99 return JNI_TRUE;
100 }
101
102 JNIEXPORT jstring JNICALL
103 Java_sun_misc_Version_getJvmSpecialVersion(JNIEnv *env, jclass cls) {
104 char s[2];
105 jstring special;
106 s[0] = jvm_special_version;
107 s[1] = '\0';
108 special = (*env)->NewStringUTF(env, s);
109 return special;
110 }
111
112 JNIEXPORT void JNICALL
113 Java_sun_misc_Version_getJdkVersionInfo(JNIEnv *env, jclass cls)
114 {
115 jdk_version_info info;
116
117 JDK_GetVersionInfo0(&info, sizeof(info));
118 setStaticIntField(env, cls, "jdk_major_version", JDK_VERSION_MAJOR(info.jdk_version));
119 setStaticIntField(env, cls, "jdk_minor_version", JDK_VERSION_MINOR(info.jdk_version));
120 setStaticIntField(env, cls, "jdk_micro_version", JDK_VERSION_MICRO(info.jdk_version));
121 setStaticIntField(env, cls, "jdk_build_number", JDK_VERSION_BUILD(info.jdk_version));
122 setStaticIntField(env, cls, "jdk_update_version", info.update_version);
123 jdk_special_version = info.special_update_version;
124 }
125
126 JNIEXPORT jstring JNICALL
127 Java_sun_misc_Version_getJdkSpecialVersion(JNIEnv *env, jclass cls) {
128 char s[2];
129 jstring special;
130 s[0] = jdk_special_version;
131 s[1] = '\0';
132 special = (*env)->NewStringUTF(env, s);
133 return special;
134 }
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73
74
75 typedef void (JNICALL *GetJvmVersionInfo_fp)(JNIEnv*, jvm_version_info*, size_t);
76
77 JNIEXPORT jboolean JNICALL
78 Java_sun_misc_Version_getJvmVersionInfo(JNIEnv *env, jclass cls)
79 {
80 jvm_version_info info;
81 GetJvmVersionInfo_fp func_p;
82
83 if (!JDK_InitJvmHandle()) {
84 JNU_ThrowInternalError(env, "Handle for JVM not found for symbol lookup");
85 }
86 func_p = (GetJvmVersionInfo_fp) JDK_FindJvmEntry("JVM_GetVersionInfo");
87 if (func_p == NULL) {
88 return JNI_FALSE;
89 }
90
91 (*func_p)(env, &info, sizeof(info));
92 setStaticIntField(env, cls, "jvm_major_version", JVM_VERSION_MAJOR(info.jvm_version));
93 JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
94 setStaticIntField(env, cls, "jvm_minor_version", JVM_VERSION_MINOR(info.jvm_version));
95 JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
96 setStaticIntField(env, cls, "jvm_micro_version", JVM_VERSION_MICRO(info.jvm_version));
97 JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
98 setStaticIntField(env, cls, "jvm_build_number", JVM_VERSION_BUILD(info.jvm_version));
99 JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
100 setStaticIntField(env, cls, "jvm_update_version", info.update_version);
101 JNU_CHECK_EXCEPTION_RETURN(env, JNI_FALSE);
102 jvm_special_version = info.special_update_version;
103
104 return JNI_TRUE;
105 }
106
107 JNIEXPORT jstring JNICALL
108 Java_sun_misc_Version_getJvmSpecialVersion(JNIEnv *env, jclass cls) {
109 char s[2];
110 jstring special;
111 s[0] = jvm_special_version;
112 s[1] = '\0';
113 special = (*env)->NewStringUTF(env, s);
114 return special;
115 }
116
117 JNIEXPORT void JNICALL
118 Java_sun_misc_Version_getJdkVersionInfo(JNIEnv *env, jclass cls)
119 {
120 jdk_version_info info;
121
122 JDK_GetVersionInfo0(&info, sizeof(info));
123 setStaticIntField(env, cls, "jdk_major_version", JDK_VERSION_MAJOR(info.jdk_version));
124 JNU_CHECK_EXCEPTION(env);
125 setStaticIntField(env, cls, "jdk_minor_version", JDK_VERSION_MINOR(info.jdk_version));
126 JNU_CHECK_EXCEPTION(env);
127 setStaticIntField(env, cls, "jdk_micro_version", JDK_VERSION_MICRO(info.jdk_version));
128 JNU_CHECK_EXCEPTION(env);
129 setStaticIntField(env, cls, "jdk_build_number", JDK_VERSION_BUILD(info.jdk_version));
130 JNU_CHECK_EXCEPTION(env);
131 setStaticIntField(env, cls, "jdk_update_version", info.update_version);
132 JNU_CHECK_EXCEPTION(env);
133 jdk_special_version = info.special_update_version;
134 }
135
136 JNIEXPORT jstring JNICALL
137 Java_sun_misc_Version_getJdkSpecialVersion(JNIEnv *env, jclass cls) {
138 char s[2];
139 jstring special;
140 s[0] = jdk_special_version;
141 s[1] = '\0';
142 special = (*env)->NewStringUTF(env, s);
143 return special;
144 }
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