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+/*
+ * Copyright (c) 2001, 2005, 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.
+ */
+
+/*
+ Java Class Version numbers history
+ 1.0 to 1.3.X 45,3
+ 1.4 to 1.4.X 46,0
+ 1.5 to 1.5.X 49,0
+ 1.6 to 1.5.x 50,0 NOTE Assumed for now
+*/
+
+// classfile constants
+#define JAVA_MAGIC 0xCAFEBABE
+#define JAVA_MIN_MAJOR_VERSION 45
+#define JAVA_MIN_MINOR_VERSION 3
+#define JAVA5_MAX_MAJOR_VERSION 49
+#define JAVA5_MAX_MINOR_VERSION 0
+// NOTE: Assume for now
+#define JAVA6_MAX_MAJOR_VERSION 50
+#define JAVA6_MAX_MINOR_VERSION 0
+
+// package file constants
+#define JAVA_PACKAGE_MAGIC 0xCAFED00D
+#define JAVA5_PACKAGE_MAJOR_VERSION 150
+#define JAVA5_PACKAGE_MINOR_VERSION 7
+
+#define JAVA6_PACKAGE_MAJOR_VERSION 160
+#define JAVA6_PACKAGE_MINOR_VERSION 1
+
+// magic number for gzip streams (for processing pack200-gzip data)
+#define GZIP_MAGIC 0x1F8B0800
+#define GZIP_MAGIC_MASK 0xFFFFFF00 // last \bchar\b is variable "flg" field
+
+enum
+{
+ CONSTANT_None,
+ CONSTANT_Utf8,
+ CONSTANT_unused2, /* unused, was Unicode */
+ CONSTANT_Integer,
+ CONSTANT_Float,
+ CONSTANT_Long,
+ CONSTANT_Double,
+ CONSTANT_Class,
+ CONSTANT_String,
+ CONSTANT_Fieldref,
+ CONSTANT_Methodref,
+ CONSTANT_InterfaceMethodref,
+ CONSTANT_NameandType,
+ CONSTANT_Signature = 13,
+ CONSTANT_All = 14,
+ CONSTANT_Limit = 15,
+ CONSTANT_NONE = 0,
+ CONSTANT_Literal = 20, // pseudo-tag for debugging
+ CONSTANT_Member = 21, // pseudo-tag for debugging
+ SUBINDEX_BIT = 64, // combined with CONSTANT_xxx for ixTag
+ ACC_STATIC = 0x0008,
+ ACC_IC_LONG_FORM = (1 << 16), // for ic_flags
+ CLASS_ATTR_SourceFile = 17,
+ CLASS_ATTR_EnclosingMethod = 18,
+ CLASS_ATTR_InnerClasses = 23,
+ CLASS_ATTR_ClassFile_version = 24,
+ FIELD_ATTR_ConstantValue = 17,
+ METHOD_ATTR_Code = 17,
+ METHOD_ATTR_Exceptions = 18,
+ METHOD_ATTR_RuntimeVisibleParameterAnnotations = 23,
+ METHOD_ATTR_RuntimeInvisibleParameterAnnotations = 24,
+ METHOD_ATTR_AnnotationDefault = 25,
+ CODE_ATTR_StackMapTable = 0,
+ CODE_ATTR_LineNumberTable = 1,
+ CODE_ATTR_LocalVariableTable = 2,
+ CODE_ATTR_LocalVariableTypeTable = 3,
+ // X_ATTR_Synthetic = 12, // ACC_SYNTHETIC; not predefined
+ X_ATTR_Signature = 19,
+ X_ATTR_Deprecated = 20,
+ X_ATTR_RuntimeVisibleAnnotations = 21,
+ X_ATTR_RuntimeInvisibleAnnotations = 22,
+ X_ATTR_OVERFLOW = 16,
+ X_ATTR_LIMIT_NO_FLAGS_HI = 32,
+ X_ATTR_LIMIT_FLAGS_HI = 63,
+
+#define O_ATTR_DO(F) \
+ F(X_ATTR_OVERFLOW, 01) \
+ /*(end)*/
+#define X_ATTR_DO(F) \
+ O_ATTR_DO(F) F(X_ATTR_Signature, Signature) F(X_ATTR_Deprecated, Deprecated) \
+ F(X_ATTR_RuntimeVisibleAnnotations, RuntimeVisibleAnnotations) \
+ F(X_ATTR_RuntimeInvisibleAnnotations, RuntimeInvisibleAnnotations) \
+ /*F(X_ATTR_Synthetic,Synthetic)*/ \
+ /*(end)*/
+#define CLASS_ATTR_DO(F) \
+ F(CLASS_ATTR_SourceFile, SourceFile) F(CLASS_ATTR_InnerClasses, InnerClasses) \
+ F(CLASS_ATTR_EnclosingMethod, EnclosingMethod) F(CLASS_ATTR_ClassFile_version, 02) \
+ /*(end)*/
+#define FIELD_ATTR_DO(F) \
+ F(FIELD_ATTR_ConstantValue, ConstantValue) \
+ /*(end)*/
+#define METHOD_ATTR_DO(F) \
+ F(METHOD_ATTR_Code, Code) F(METHOD_ATTR_Exceptions, Exceptions) \
+ F(METHOD_ATTR_RuntimeVisibleParameterAnnotations, RuntimeVisibleParameterAnnotations) \
+ F(METHOD_ATTR_RuntimeInvisibleParameterAnnotations, \
+ RuntimeInvisibleParameterAnnotations) \
+ F(METHOD_ATTR_AnnotationDefault, AnnotationDefault) \
+ /*(end)*/
+#define CODE_ATTR_DO(F) \
+ F(CODE_ATTR_StackMapTable, StackMapTable) F(CODE_ATTR_LineNumberTable, LineNumberTable) \
+ F(CODE_ATTR_LocalVariableTable, LocalVariableTable) \
+ F(CODE_ATTR_LocalVariableTypeTable, LocalVariableTypeTable) \
+ /*(end)*/
+#define ALL_ATTR_DO(F) \
+ X_ATTR_DO(F) CLASS_ATTR_DO(F) FIELD_ATTR_DO(F) METHOD_ATTR_DO(F) CODE_ATTR_DO(F) \
+ /*(end)*/
+
+ // attribute "context types"
+ ATTR_CONTEXT_CLASS = 0,
+ ATTR_CONTEXT_FIELD = 1,
+ ATTR_CONTEXT_METHOD = 2,
+ ATTR_CONTEXT_CODE = 3,
+ ATTR_CONTEXT_LIMIT = 4,
+
+ // constants for parsed layouts (stored in band::le_kind)
+ EK_NONE = 0, // not a layout element
+ EK_INT = 'I', // B H I SH etc., also FH etc.
+ EK_BCI = 'P', // PH etc.
+ EK_BCID = 'Q', // POH etc.
+ EK_BCO = 'O', // OH etc.
+ EK_REPL = 'N', // NH[...] etc.
+ EK_REF = 'R', // RUH, RUNH, KQH, etc.
+ EK_UN = 'T', // TB(...)[...] etc.
+ EK_CASE = 'K', // (...)[...] etc.
+ EK_CALL = '(', // (0), (1), etc.
+ EK_CBLE = '[', // [...][...] etc.
+ NO_BAND_INDEX = -1,
+
+ // File option bits, from LSB in ascending bit position.
+ FO_DEFLATE_HINT = 1 << 0,
+ FO_IS_CLASS_STUB = 1 << 1,
+
+ // Archive option bits, from LSB in ascending bit position:
+ AO_HAVE_SPECIAL_FORMATS = 1 << 0,
+ AO_HAVE_CP_NUMBERS = 1 << 1,
+ AO_HAVE_ALL_CODE_FLAGS = 1 << 2,
+ AO_3_UNUSED_MBZ = 1 << 3,
+ AO_HAVE_FILE_HEADERS = 1 << 4,
+ AO_DEFLATE_HINT = 1 << 5,
+ AO_HAVE_FILE_MODTIME = 1 << 6,
+ AO_HAVE_FILE_OPTIONS = 1 << 7,
+ AO_HAVE_FILE_SIZE_HI = 1 << 8,
+ AO_HAVE_CLASS_FLAGS_HI = 1 << 9,
+ AO_HAVE_FIELD_FLAGS_HI = 1 << 10,
+ AO_HAVE_METHOD_FLAGS_HI = 1 << 11,
+ AO_HAVE_CODE_FLAGS_HI = 1 << 12,
+#define ARCHIVE_BIT_DO(F) \
+ F(AO_HAVE_SPECIAL_FORMATS) F(AO_HAVE_CP_NUMBERS) F(AO_HAVE_ALL_CODE_FLAGS) \
+ /*F(AO_3_UNUSED_MBZ)*/ \
+ F(AO_HAVE_FILE_HEADERS) F(AO_DEFLATE_HINT) F(AO_HAVE_FILE_MODTIME) \
+ F(AO_HAVE_FILE_OPTIONS) F(AO_HAVE_FILE_SIZE_HI) F(AO_HAVE_CLASS_FLAGS_HI) \
+ F(AO_HAVE_FIELD_FLAGS_HI) F(AO_HAVE_METHOD_FLAGS_HI) F(AO_HAVE_CODE_FLAGS_HI) \
+ /*(end)*/
+
+ // Constants for decoding attribute definition header bytes.
+ ADH_CONTEXT_MASK = 0x3, // (hdr & ADH_CONTEXT_MASK)
+ ADH_BIT_SHIFT = 0x2, // (hdr >> ADH_BIT_SHIFT)
+ ADH_BIT_IS_LSB = 1, // (hdr >> ADH_BIT_SHIFT) - ADH_BIT_IS_LSB
+#define ADH_BYTE(context, index) ((((index) + ADH_BIT_IS_LSB) << ADH_BIT_SHIFT) + (context))
+#define ADH_BYTE_CONTEXT(adhb) ((adhb) & ADH_CONTEXT_MASK)
+#define ADH_BYTE_INDEX(adhb) (((adhb) >> ADH_BIT_SHIFT) - ADH_BIT_IS_LSB)
+ NO_MODTIME = 0, // nullptr modtime value
+
+ // meta-coding
+ _meta_default = 0,
+ _meta_canon_min = 1,
+ _meta_canon_max = 115,
+ _meta_arb = 116,
+ _meta_run = 117,
+ _meta_pop = 141,
+ _meta_limit = 189,
+ _meta_error = 255,
+ _xxx_1_end
+};
+
+// Bytecodes.
+
+enum
+{
+ bc_nop = 0, // 0x00
+ bc_aconst_null = 1, // 0x01
+ bc_iconst_m1 = 2, // 0x02
+ bc_iconst_0 = 3, // 0x03
+ bc_iconst_1 = 4, // 0x04
+ bc_iconst_2 = 5, // 0x05
+ bc_iconst_3 = 6, // 0x06
+ bc_iconst_4 = 7, // 0x07
+ bc_iconst_5 = 8, // 0x08
+ bc_lconst_0 = 9, // 0x09
+ bc_lconst_1 = 10, // 0x0a
+ bc_fconst_0 = 11, // 0x0b
+ bc_fconst_1 = 12, // 0x0c
+ bc_fconst_2 = 13, // 0x0d
+ bc_dconst_0 = 14, // 0x0e
+ bc_dconst_1 = 15, // 0x0f
+ bc_bipush = 16, // 0x10
+ bc_sipush = 17, // 0x11
+ bc_ldc = 18, // 0x12
+ bc_ldc_w = 19, // 0x13
+ bc_ldc2_w = 20, // 0x14
+ bc_iload = 21, // 0x15
+ bc_lload = 22, // 0x16
+ bc_fload = 23, // 0x17
+ bc_dload = 24, // 0x18
+ bc_aload = 25, // 0x19
+ bc_iload_0 = 26, // 0x1a
+ bc_iload_1 = 27, // 0x1b
+ bc_iload_2 = 28, // 0x1c
+ bc_iload_3 = 29, // 0x1d
+ bc_lload_0 = 30, // 0x1e
+ bc_lload_1 = 31, // 0x1f
+ bc_lload_2 = 32, // 0x20
+ bc_lload_3 = 33, // 0x21
+ bc_fload_0 = 34, // 0x22
+ bc_fload_1 = 35, // 0x23
+ bc_fload_2 = 36, // 0x24
+ bc_fload_3 = 37, // 0x25
+ bc_dload_0 = 38, // 0x26
+ bc_dload_1 = 39, // 0x27
+ bc_dload_2 = 40, // 0x28
+ bc_dload_3 = 41, // 0x29
+ bc_aload_0 = 42, // 0x2a
+ bc_aload_1 = 43, // 0x2b
+ bc_aload_2 = 44, // 0x2c
+ bc_aload_3 = 45, // 0x2d
+ bc_iaload = 46, // 0x2e
+ bc_laload = 47, // 0x2f
+ bc_faload = 48, // 0x30
+ bc_daload = 49, // 0x31
+ bc_aaload = 50, // 0x32
+ bc_baload = 51, // 0x33
+ bc_caload = 52, // 0x34
+ bc_saload = 53, // 0x35
+ bc_istore = 54, // 0x36
+ bc_lstore = 55, // 0x37
+ bc_fstore = 56, // 0x38
+ bc_dstore = 57, // 0x39
+ bc_astore = 58, // 0x3a
+ bc_istore_0 = 59, // 0x3b
+ bc_istore_1 = 60, // 0x3c
+ bc_istore_2 = 61, // 0x3d
+ bc_istore_3 = 62, // 0x3e
+ bc_lstore_0 = 63, // 0x3f
+ bc_lstore_1 = 64, // 0x40
+ bc_lstore_2 = 65, // 0x41
+ bc_lstore_3 = 66, // 0x42
+ bc_fstore_0 = 67, // 0x43
+ bc_fstore_1 = 68, // 0x44
+ bc_fstore_2 = 69, // 0x45
+ bc_fstore_3 = 70, // 0x46
+ bc_dstore_0 = 71, // 0x47
+ bc_dstore_1 = 72, // 0x48
+ bc_dstore_2 = 73, // 0x49
+ bc_dstore_3 = 74, // 0x4a
+ bc_astore_0 = 75, // 0x4b
+ bc_astore_1 = 76, // 0x4c
+ bc_astore_2 = 77, // 0x4d
+ bc_astore_3 = 78, // 0x4e
+ bc_iastore = 79, // 0x4f
+ bc_lastore = 80, // 0x50
+ bc_fastore = 81, // 0x51
+ bc_dastore = 82, // 0x52
+ bc_aastore = 83, // 0x53
+ bc_bastore = 84, // 0x54
+ bc_castore = 85, // 0x55
+ bc_sastore = 86, // 0x56
+ bc_pop = 87, // 0x57
+ bc_pop2 = 88, // 0x58
+ bc_dup = 89, // 0x59
+ bc_dup_x1 = 90, // 0x5a
+ bc_dup_x2 = 91, // 0x5b
+ bc_dup2 = 92, // 0x5c
+ bc_dup2_x1 = 93, // 0x5d
+ bc_dup2_x2 = 94, // 0x5e
+ bc_swap = 95, // 0x5f
+ bc_iadd = 96, // 0x60
+ bc_ladd = 97, // 0x61
+ bc_fadd = 98, // 0x62
+ bc_dadd = 99, // 0x63
+ bc_isub = 100, // 0x64
+ bc_lsub = 101, // 0x65
+ bc_fsub = 102, // 0x66
+ bc_dsub = 103, // 0x67
+ bc_imul = 104, // 0x68
+ bc_lmul = 105, // 0x69
+ bc_fmul = 106, // 0x6a
+ bc_dmul = 107, // 0x6b
+ bc_idiv = 108, // 0x6c
+ bc_ldiv = 109, // 0x6d
+ bc_fdiv = 110, // 0x6e
+ bc_ddiv = 111, // 0x6f
+ bc_irem = 112, // 0x70
+ bc_lrem = 113, // 0x71
+ bc_frem = 114, // 0x72
+ bc_drem = 115, // 0x73
+ bc_ineg = 116, // 0x74
+ bc_lneg = 117, // 0x75
+ bc_fneg = 118, // 0x76
+ bc_dneg = 119, // 0x77
+ bc_ishl = 120, // 0x78
+ bc_lshl = 121, // 0x79
+ bc_ishr = 122, // 0x7a
+ bc_lshr = 123, // 0x7b
+ bc_iushr = 124, // 0x7c
+ bc_lushr = 125, // 0x7d
+ bc_iand = 126, // 0x7e
+ bc_land = 127, // 0x7f
+ bc_ior = 128, // 0x80
+ bc_lor = 129, // 0x81
+ bc_ixor = 130, // 0x82
+ bc_lxor = 131, // 0x83
+ bc_iinc = 132, // 0x84
+ bc_i2l = 133, // 0x85
+ bc_i2f = 134, // 0x86
+ bc_i2d = 135, // 0x87
+ bc_l2i = 136, // 0x88
+ bc_l2f = 137, // 0x89
+ bc_l2d = 138, // 0x8a
+ bc_f2i = 139, // 0x8b
+ bc_f2l = 140, // 0x8c
+ bc_f2d = 141, // 0x8d
+ bc_d2i = 142, // 0x8e
+ bc_d2l = 143, // 0x8f
+ bc_d2f = 144, // 0x90
+ bc_i2b = 145, // 0x91
+ bc_i2c = 146, // 0x92
+ bc_i2s = 147, // 0x93
+ bc_lcmp = 148, // 0x94
+ bc_fcmpl = 149, // 0x95
+ bc_fcmpg = 150, // 0x96
+ bc_dcmpl = 151, // 0x97
+ bc_dcmpg = 152, // 0x98
+ bc_ifeq = 153, // 0x99
+ bc_ifne = 154, // 0x9a
+ bc_iflt = 155, // 0x9b
+ bc_ifge = 156, // 0x9c
+ bc_ifgt = 157, // 0x9d
+ bc_ifle = 158, // 0x9e
+ bc_if_icmpeq = 159, // 0x9f
+ bc_if_icmpne = 160, // 0xa0
+ bc_if_icmplt = 161, // 0xa1
+ bc_if_icmpge = 162, // 0xa2
+ bc_if_icmpgt = 163, // 0xa3
+ bc_if_icmple = 164, // 0xa4
+ bc_if_acmpeq = 165, // 0xa5
+ bc_if_acmpne = 166, // 0xa6
+ bc_goto = 167, // 0xa7
+ bc_jsr = 168, // 0xa8
+ bc_ret = 169, // 0xa9
+ bc_tableswitch = 170, // 0xaa
+ bc_lookupswitch = 171, // 0xab
+ bc_ireturn = 172, // 0xac
+ bc_lreturn = 173, // 0xad
+ bc_freturn = 174, // 0xae
+ bc_dreturn = 175, // 0xaf
+ bc_areturn = 176, // 0xb0
+ bc_return = 177, // 0xb1
+ bc_getstatic = 178, // 0xb2
+ bc_putstatic = 179, // 0xb3
+ bc_getfield = 180, // 0xb4
+ bc_putfield = 181, // 0xb5
+ bc_invokevirtual = 182, // 0xb6
+ bc_invokespecial = 183, // 0xb7
+ bc_invokestatic = 184, // 0xb8
+ bc_invokeinterface = 185, // 0xb9
+ bc_xxxunusedxxx = 186, // 0xba
+ bc_new = 187, // 0xbb
+ bc_newarray = 188, // 0xbc
+ bc_anewarray = 189, // 0xbd
+ bc_arraylength = 190, // 0xbe
+ bc_athrow = 191, // 0xbf
+ bc_checkcast = 192, // 0xc0
+ bc_instanceof = 193, // 0xc1
+ bc_monitorenter = 194, // 0xc2
+ bc_monitorexit = 195, // 0xc3
+ bc_wide = 196, // 0xc4
+ bc_multianewarray = 197, // 0xc5
+ bc_ifnull = 198, // 0xc6
+ bc_ifnonnull = 199, // 0xc7
+ bc_goto_w = 200, // 0xc8
+ bc_jsr_w = 201, // 0xc9
+ bc_bytecode_limit = 202 // 0xca
+};
+
+enum
+{
+ bc_end_marker = 255,
+ bc_byte_escape = 254,
+ bc_ref_escape = 253,
+ _first_linker_op = bc_getstatic,
+ _last_linker_op = bc_invokestatic,
+ _num_linker_ops = (_last_linker_op - _first_linker_op) + 1,
+ _self_linker_op = bc_bytecode_limit,
+ _self_linker_aload_flag = 1 * _num_linker_ops,
+ _self_linker_super_flag = 2 * _num_linker_ops,
+ _self_linker_limit = _self_linker_op + 4 * _num_linker_ops,
+ _invokeinit_op = _self_linker_limit,
+ _invokeinit_self_option = 0,
+ _invokeinit_super_option = 1,
+ _invokeinit_new_option = 2,
+ _invokeinit_limit = _invokeinit_op + 3,
+ _xldc_op = _invokeinit_limit,
+ bc_aldc = bc_ldc,
+ bc_cldc = _xldc_op + 0,
+ bc_ildc = _xldc_op + 1,
+ bc_fldc = _xldc_op + 2,
+ bc_aldc_w = bc_ldc_w,
+ bc_cldc_w = _xldc_op + 3,
+ bc_ildc_w = _xldc_op + 4,
+ bc_fldc_w = _xldc_op + 5,
+ bc_lldc2_w = bc_ldc2_w,
+ bc_dldc2_w = _xldc_op + 6,
+ _xldc_limit = _xldc_op + 7,
+ _xxx_3_end
+};