| /* |
| * Copyright (c) 2005, 2011, 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 <stdlib.h> |
| #include <string.h> |
| #include <ctype.h> |
| #include <assert.h> |
| |
| #include "jvm.h" |
| #include "jdk_util.h" |
| |
| #ifndef JDK_UPDATE_VERSION |
| /* if not defined set to 00 */ |
| #define JDK_UPDATE_VERSION "00" |
| #endif |
| |
| JNIEXPORT void |
| JDK_GetVersionInfo0(jdk_version_info* info, size_t info_size) { |
| /* These JDK_* macros are set at Makefile or the command line */ |
| const unsigned int jdk_major_version = |
| (unsigned int) atoi(JDK_MAJOR_VERSION); |
| const unsigned int jdk_minor_version = |
| (unsigned int) atoi(JDK_MINOR_VERSION); |
| const unsigned int jdk_micro_version = |
| (unsigned int) atoi(JDK_MICRO_VERSION); |
| |
| const char* jdk_build_string = JDK_BUILD_NUMBER; |
| char build_number[4]; |
| unsigned int jdk_build_number = 0; |
| |
| const char* jdk_update_string = JDK_UPDATE_VERSION; |
| unsigned int jdk_update_version = 0; |
| int len_update_ver = 0; |
| char update_ver[5]; |
| char jdk_special_version = '\0'; |
| |
| /* If the JDK_BUILD_NUMBER is of format bXX and XX is an integer |
| * XX is the jdk_build_number. |
| */ |
| int len = strlen(jdk_build_string); |
| if (jdk_build_string[0] == 'b' && len >= 2) { |
| int i = 0; |
| for (i = 1; i < len; i++) { |
| if (isdigit(jdk_build_string[i])) { |
| build_number[i-1] = jdk_build_string[i]; |
| } else { |
| // invalid build number |
| i = -1; |
| break; |
| } |
| } |
| if (i == len) { |
| build_number[len-1] = '\0'; |
| jdk_build_number = (unsigned int) atoi(build_number) ; |
| } |
| } |
| |
| assert(jdk_build_number >= 0 && jdk_build_number <= 255); |
| |
| len_update_ver = strlen(jdk_update_string); |
| if (len_update_ver >= 2 && len_update_ver <= 4) { |
| int update_digits = len_update_ver; |
| |
| if (!isdigit(jdk_update_string[len_update_ver - 1])) { |
| jdk_special_version = jdk_update_string[len_update_ver -1]; |
| update_digits = len_update_ver - 1; |
| } |
| strncpy(update_ver, jdk_update_string, update_digits); |
| update_ver[update_digits] = '\0'; |
| jdk_update_version = (unsigned int) atoi(update_ver); |
| } |
| |
| memset(info, 0, info_size); |
| info->jdk_version = ((jdk_major_version & 0xFF) << 24) | |
| ((jdk_minor_version & 0xFF) << 16) | |
| ((jdk_micro_version & 0xFF) << 8) | |
| (jdk_build_number & 0xFF); |
| info->update_version = jdk_update_version; |
| info->special_update_version = (unsigned int) jdk_special_version; |
| info->thread_park_blocker = 1; |
| // Advertise presence of sun.misc.PostVMInitHook: |
| // future optimization: detect if this is enabled. |
| info->post_vm_init_hook_enabled = 1; |
| info->pending_list_uses_discovered_field = 1; |
| } |