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1 // Capstone Java binding
2 /* M680X Backend by Wolfgang Schwotzer <wolfgang.schwotzer@gmx.net> 2017 */
3 
4 import java.lang.*;
5 import capstone.Capstone;
6 import capstone.M680x;
7 
8 import static capstone.M680x_const.*;
9 
10 public class TestM680x {
11 
12   static final String sAccess[] = {
13     "UNCHANGED", "READ", "WRITE", "READ | WRITE",
14   };
15 
16   static final String M6800_CODE = "010936647f7410009010A410b6100039";
17   static final String M6801_CODE = "04053c3d389310ec10ed1039";
18   static final String M6805_CODE = "047f00172228002e0040425a708e979ca015ad00c31000da1234e57ffe";
19   static final String M6808_CODE = "31220035224510004b005110525e226265123472848586878a8b8c9495a710af109e607f9e6b7f009ed610009ee67f";
20   static final String HD6301_CODE = "6b100071100072101039";
21   static final String M6809_CODE = "0610191a551e0123e931063455a681a7897fffa69d1000a791a69f100011ac99100039A607A627A647A667A60FA610A680A681A682A683A684A685A686A6887FA68880A6897FFFA6898000A68BA68C10A68D1000A691A693A694A695A696A6987FA69880A6997FFFA6998000A69BA69C10A69D1000A69F1000";
22   static final String M6811_CODE = "0203127f100013990800147f02157f011e7f20008fcf18081830183c1867188c1000188f18ce100018ff10001aa37f1aac1aee7f1aef7fcdac7f";
23   static final String CPU12_CODE = "000401000c00800e008000111e100080003b4a1000044b01044f7f80008f1000b752b7b1a667a6fea6f71802e23039e21000180c30391000181118121000181900181e00183e183f00";
24   static final String HD6309_CODE = "0110106210107b101000cd499602d21030231038103b1053105d1130431011372510113812113923113b34118e100011af1011ab1011f68000";
25   static final String HCS08_CODE = "3210009eae9ece7f9ebe10009efe7f3e10009ef37f9610009eff7f82";
26 
hexString2Byte(String s)27   static byte[] hexString2Byte(String s) {
28     // from http://stackoverflow.com/questions/140131/convert-a-string-representation-of-a-hex-dump-to-a-byte-array-using-java
29     int len = s.length();
30     byte[] data = new byte[len / 2];
31     for (int i = 0; i < len; i += 2) {
32       data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
33           + Character.digit(s.charAt(i+1), 16));
34     }
35     return data;
36   }
37 
stringToHexUc(byte[] code)38   static public String stringToHexUc(byte[] code) {
39     StringBuilder buf = new StringBuilder(800);
40     for (byte ch: code) {
41       buf.append(String.format(" 0x%02X", ch));
42     }
43     return buf.toString();
44   }
45 
stringToHexShortUc(byte[] code)46   static public String stringToHexShortUc(byte[] code) {
47     StringBuilder buf = new StringBuilder(800);
48     for (byte ch: code) {
49       buf.append(String.format("%02X", ch));
50     }
51     return buf.toString();
52   }
53 
54   public static Capstone cs;
55 /*
56   private static String hex(int i) {
57     return Integer.toString(i, 16);
58   }
59 
60   private static String hex(long i) {
61     return Long.toString(i, 16);
62   }
63 */
print_ins_detail(Capstone.CsInsn ins)64   public static void print_ins_detail(Capstone.CsInsn ins) {
65     String bytes = stringToHexShortUc(ins.bytes);
66     System.out.printf("0x%04X:\t%s\t%s\t%s\n", ins.address, bytes, ins.mnemonic, ins.opStr);
67 
68     M680x.OpInfo operands = (M680x.OpInfo) ins.operands;
69 
70     if (operands.op.length != 0) {
71       System.out.printf("\top_count: %d\n", operands.op.length);
72       for (int c = 0; c < operands.op.length; c++) {
73         M680x.Operand i = (M680x.Operand) operands.op[c];
74         if (i.type == M680X_OP_REGISTER) {
75           String comment = "";
76           if ((c == 0 && ((operands.flags & M680X_FIRST_OP_IN_MNEM) != 0)) ||
77               (c == 1 && ((operands.flags & M680X_SECOND_OP_IN_MNEM) != 0)))
78             comment = " (in mnemonic)";
79           System.out.printf("\t\toperands[%d].type: REGISTER = %s%s\n", c, ins.regName(i.value.reg), comment);
80         }
81         if (i.type == M680X_OP_CONSTANT)
82           System.out.printf("\t\toperands[%d].type: CONSTANT = %d\n", c, i.value.const_val);
83         if (i.type == M680X_OP_IMMEDIATE)
84           System.out.printf("\t\toperands[%d].type: IMMEDIATE = #%d\n", c, i.value.imm);
85         if (i.type == M680X_OP_DIRECT)
86           System.out.printf("\t\toperands[%d].type: DIRECT = 0x%02X\n", c, i.value.direct_addr);
87         if (i.type == M680X_OP_EXTENDED)
88           System.out.printf("\t\toperands[%d].type: EXTENDED %s = 0x%04X\n", c,
89             i.value.ext.indirect != 0 ? "INDIRECT" : "", i.value.ext.address);
90         if (i.type == M680X_OP_RELATIVE)
91           System.out.printf("\t\toperands[%d].type: RELATIVE = 0x%04X\n", c, i.value.rel.address );
92         if (i.type == M680X_OP_INDEXED) {
93           System.out.printf("\t\toperands[%d].type: INDEXED%s\n", c,
94             (i.value.idx.flags & M680X_IDX_INDIRECT) != 0 ? " INDIRECT" : "");
95           if (i.value.idx.base_reg != M680X_REG_INVALID) {
96             String regName = ins.regName(i.value.idx.base_reg);
97             if (regName != null)
98               System.out.printf("\t\t\tbase register: %s\n", regName);
99           }
100           if (i.value.idx.offset_reg != M680X_REG_INVALID) {
101             String regName = ins.regName(i.value.idx.offset_reg);
102             if (regName != null)
103               System.out.printf("\t\t\toffset register: %s\n", regName);
104           }
105           if ((i.value.idx.offset_bits != 0) &&
106               (i.value.idx.offset_reg == M680X_REG_INVALID) &&
107               (i.value.idx.inc_dec == 0)) {
108             System.out.printf("\t\t\toffset: %d\n", i.value.idx.offset);
109             if (i.value.idx.base_reg == M680X_REG_PC)
110               System.out.printf("\t\t\toffset address: 0x%04X\n", i.value.idx.offset_addr);
111             System.out.printf("\t\t\toffset bits: %d\n", i.value.idx.offset_bits);
112           }
113           if (i.value.idx.inc_dec != 0) {
114             String post_pre =
115                (i.value.idx.flags & M680X_IDX_POST_INC_DEC) != 0 ?
116 		"post" : "pre";
117             String inc_dec =
118                i.value.idx.inc_dec > 0 ? "increment" : "decrement";
119 
120             System.out.printf("\t\t\t%s %s: %d\n", post_pre, inc_dec,
121 			Math.abs(i.value.idx.inc_dec));
122           }
123         }
124         if (i.size != 0)
125           System.out.printf("\t\t\tsize: %d\n", i.size);
126         if (i.access != Capstone.CS_AC_INVALID)
127           System.out.printf("\t\t\taccess: %s\n", sAccess[i.access]);
128       }
129     }
130 
131     if (ins.regsRead.length > 0) {
132       System.out.printf("\tRegisters read:");
133       for (int c = 0; c < ins.regsRead.length; c++) {
134         System.out.printf(" %s", ins.regName(ins.regsRead[c]));
135       }
136       System.out.printf("\n");
137     }
138 
139     if (ins.regsWrite.length > 0) {
140       System.out.printf("\tRegisters modified:");
141       for (int c = 0; c < ins.regsWrite.length; c++) {
142         System.out.printf(" %s", ins.regName(ins.regsWrite[c]));
143       }
144       System.out.printf("\n");
145     }
146 
147     if (ins.groups.length > 0)
148       System.out.printf("\tgroups_count: %d\n", ins.groups.length);
149   }
150 
main(String argv[])151   public static void main(String argv[]) {
152 
153     final TestBasic.platform[] all_tests = {
154       new TestBasic.platform(Capstone.CS_ARCH_M680X,
155           Capstone.CS_MODE_M680X_6301,
156           hexString2Byte(HD6301_CODE), "M680X_HD6301"),
157       new TestBasic.platform(Capstone.CS_ARCH_M680X,
158           Capstone.CS_MODE_M680X_6309,
159           hexString2Byte(HD6309_CODE), "M680X_HD6309"),
160       new TestBasic.platform(Capstone.CS_ARCH_M680X,
161           Capstone.CS_MODE_M680X_6800,
162           hexString2Byte(M6800_CODE), "M680X_M6800"),
163       new TestBasic.platform(Capstone.CS_ARCH_M680X,
164           Capstone.CS_MODE_M680X_6801,
165           hexString2Byte(M6801_CODE), "M680X_M6801"),
166       new TestBasic.platform(Capstone.CS_ARCH_M680X,
167           Capstone.CS_MODE_M680X_6805,
168           hexString2Byte(M6805_CODE), "M680X_M68HC05"),
169       new TestBasic.platform(Capstone.CS_ARCH_M680X,
170           Capstone.CS_MODE_M680X_6808,
171           hexString2Byte(M6808_CODE), "M680X_M68HC08"),
172       new TestBasic.platform(Capstone.CS_ARCH_M680X,
173           Capstone.CS_MODE_M680X_6809,
174           hexString2Byte(M6809_CODE), "M680X_M6809"),
175       new TestBasic.platform(Capstone.CS_ARCH_M680X,
176           Capstone.CS_MODE_M680X_6811,
177           hexString2Byte(M6811_CODE), "M680X_M68HC11"),
178       new TestBasic.platform(Capstone.CS_ARCH_M680X,
179           Capstone.CS_MODE_M680X_CPU12,
180           hexString2Byte(CPU12_CODE), "M680X_CPU12"),
181       new TestBasic.platform(Capstone.CS_ARCH_M680X,
182           Capstone.CS_MODE_M680X_HCS08,
183           hexString2Byte(HCS08_CODE), "M680X_HCS08"),
184     };
185 
186     for (int i=0; i<all_tests.length; i++) {
187       TestBasic.platform test = all_tests[i];
188       System.out.println(new String(new char[20]).replace("\0", "*"));
189       System.out.println("Platform: " + test.comment);
190       System.out.println("Code: " + stringToHexUc(test.code));
191       System.out.println("Disasm:");
192 
193       cs = new Capstone(test.arch, test.mode);
194       cs.setDetail(Capstone.CS_OPT_ON);
195       Capstone.CsInsn[] all_ins = cs.disasm(test.code, 0x1000);
196 
197       for (int j = 0; j < all_ins.length; j++) {
198         print_ins_detail(all_ins[j]);
199         System.out.println();
200       }
201 
202       // Close when done
203       cs.close();
204     }
205   }
206 
207 }
208