1 /*
   2  * Copyright (c) 2005, 2018, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #ifndef _JLI_UTIL_H
  27 #define _JLI_UTIL_H
  28 
  29 #include <stdlib.h>
  30 #include <string.h>
  31 #include <stdio.h>
  32 
  33 #ifndef NO_JNI
  34   #include <jni.h>
  35 #else
  36   #define jboolean int
  37   #define JNI_TRUE  1
  38   #define JNI_FALSE 0
  39 #endif
  40 
  41 #define JLDEBUG_ENV_ENTRY "_JAVA_LAUNCHER_DEBUG"
  42 
  43 JNIEXPORT void * JNICALL
  44 JLI_MemAlloc(size_t size);
  45 
  46 void *JLI_MemRealloc(void *ptr, size_t size);
  47 
  48 JNIEXPORT char * JNICALL
  49 JLI_StringDup(const char *s1);
  50 
  51 JNIEXPORT void JNICALL
  52 JLI_MemFree(void *ptr);
  53 
  54 int   JLI_StrCCmp(const char *s1, const char* s2);
  55 
  56 typedef struct {
  57     char *arg;
  58     jboolean has_wildcard;
  59 } StdArg;
  60 
  61 JNIEXPORT StdArg * JNICALL
  62 JLI_GetStdArgs();
  63 
  64 JNIEXPORT int JNICALL
  65 JLI_GetStdArgc();
  66 
  67 JNIEXPORT int JNICALL
  68 JLI_GetAppArgIndex();
  69 
  70 #define JLI_StrLen(p1)          strlen((p1))
  71 #define JLI_StrChr(p1, p2)      strchr((p1), (p2))
  72 #define JLI_StrRChr(p1, p2)     strrchr((p1), (p2))
  73 #define JLI_StrCmp(p1, p2)      strcmp((p1), (p2))
  74 #define JLI_StrNCmp(p1, p2, p3) strncmp((p1), (p2), (p3))
  75 #define JLI_StrCat(p1, p2)      strcat((p1), (p2))
  76 #define JLI_StrCpy(p1, p2)      strcpy((p1), (p2))
  77 #define JLI_StrNCpy(p1, p2, p3) strncpy((p1), (p2), (p3))
  78 #define JLI_StrStr(p1, p2)      strstr((p1), (p2))
  79 #define JLI_StrSpn(p1, p2)      strspn((p1), (p2))
  80 #define JLI_StrCSpn(p1, p2)     strcspn((p1), (p2))
  81 #define JLI_StrPBrk(p1, p2)     strpbrk((p1), (p2))
  82 #define JLI_StrTok(p1, p2)      strtok((p1), (p2))
  83 
  84 /* On Windows lseek() is in io.h rather than the location dictated by POSIX. */
  85 #ifdef _WIN32
  86 #include <windows.h>
  87 #include <io.h>
  88 #include <process.h>
  89 #define JLI_StrCaseCmp(p1, p2)          stricmp((p1), (p2))
  90 #define JLI_StrNCaseCmp(p1, p2, p3)     strnicmp((p1), (p2), (p3))
  91 int  JLI_Snprintf(char *buffer, size_t size, const char *format, ...);
  92 JNIEXPORT void JNICALL
  93 JLI_CmdToArgs(char *cmdline);
  94 #define JLI_Lseek                       _lseeki64
  95 #define JLI_PutEnv                      _putenv
  96 #define JLI_GetPid                      _getpid
  97 #else  /* NIXES */
  98 #include <unistd.h>
  99 #include <strings.h>
 100 #define JLI_StrCaseCmp(p1, p2)          strcasecmp((p1), (p2))
 101 #define JLI_StrNCaseCmp(p1, p2, p3)     strncasecmp((p1), (p2), (p3))
 102 #define JLI_Snprintf                    snprintf
 103 #define JLI_PutEnv                      putenv
 104 #define JLI_GetPid                      getpid
 105 #ifdef __solaris__
 106 #define JLI_Lseek                       llseek
 107 #endif
 108 #ifdef __linux__
 109 #define _LARGFILE64_SOURCE
 110 #define JLI_Lseek                       lseek64
 111 #endif
 112 #ifdef MACOSX
 113 #define JLI_Lseek                       lseek
 114 #endif
 115 #ifdef _AIX
 116 #define JLI_Lseek                       lseek
 117 #endif
 118 #endif /* _WIN32 */
 119 
 120 /*
 121  * Make launcher spit debug output.
 122  */
 123 void     JLI_TraceLauncher(const char* fmt, ...);
 124 
 125 JNIEXPORT void JNICALL
 126 JLI_SetTraceLauncher();
 127 
 128 jboolean JLI_IsTraceLauncher();
 129 
 130 /*
 131  * JLI_List - a dynamic list of char*
 132  */
 133 struct JLI_List_
 134 {
 135     char **elements;
 136     size_t size;
 137     size_t capacity;
 138 };
 139 typedef struct JLI_List_ *JLI_List;
 140 
 141 JNIEXPORT JLI_List JNICALL
 142 JLI_List_new(size_t capacity);
 143 
 144 void JLI_List_free(JLI_List l);
 145 void JLI_List_ensureCapacity(JLI_List l, size_t capacity);
 146 
 147 /* e must be JLI_MemFree-able */
 148 JNIEXPORT void JNICALL
 149 JLI_List_add(JLI_List l, char *e);
 150 
 151 /* a copy is made out of beg */
 152 void JLI_List_addSubstring(JLI_List l, const char *beg, size_t len);
 153 char *JLI_List_combine(JLI_List sl);
 154 char *JLI_List_join(JLI_List l, char sep);
 155 JLI_List JLI_List_split(const char *str, char sep);
 156 
 157 JNIEXPORT void JNICALL
 158 JLI_InitArgProcessing(jboolean hasJavaArgs, jboolean disableArgFile);
 159 
 160 JNIEXPORT JLI_List JNICALL
 161 JLI_PreprocessArg(const char *arg);
 162 
 163 JNIEXPORT jboolean JNICALL
 164 JLI_AddArgsFromEnvVar(JLI_List args, const char *var_name);
 165 
 166 #endif  /* _JLI_UTIL_H */
--- EOF ---