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1 // Capstone Java binding
2 // By Nguyen Anh Quynh & Dang Hoang Vu,  2013-2014
3 
4 import capstone.Capstone;
5 import capstone.Xcore;
6 
7 import static capstone.Xcore_const.*;
8 
9 public class TestXcore {
hexString2Byte(String s)10   static byte[] hexString2Byte(String s) {
11     // from http://stackoverflow.com/questions/140131/convert-a-string-representation-of-a-hex-dump-to-a-byte-array-using-java
12     int len = s.length();
13     byte[] data = new byte[len / 2];
14     for (int i = 0; i < len; i += 2) {
15       data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
16           + Character.digit(s.charAt(i+1), 16));
17     }
18     return data;
19   }
20 
21   static final String XCORE_CODE = "fe0ffe171317c6feec1797f8ec4f1ffdec3707f2455bf9fa02061b1009fdeca7";
22 
23   public static Capstone cs;
24 
hex(int i)25   private static String hex(int i) {
26     return Integer.toString(i, 16);
27   }
28 
hex(long i)29   private static String hex(long i) {
30     return Long.toString(i, 16);
31   }
32 
print_ins_detail(Capstone.CsInsn ins)33   public static void print_ins_detail(Capstone.CsInsn ins) {
34     System.out.printf("0x%x:\t%s\t%s\n", ins.address, ins.mnemonic, ins.opStr);
35 
36     Xcore.OpInfo operands = (Xcore.OpInfo) ins.operands;
37 
38     if (operands.op.length != 0) {
39       System.out.printf("\top_count: %d\n", operands.op.length);
40       for (int c=0; c<operands.op.length; c++) {
41         Xcore.Operand i = (Xcore.Operand) operands.op[c];
42         if (i.type == XCORE_OP_REG)
43             System.out.printf("\t\toperands[%d].type: REG = %s\n", c, ins.regName(i.value.reg));
44         if (i.type == XCORE_OP_IMM)
45           System.out.printf("\t\toperands[%d].type: IMM = 0x%x\n", c, i.value.imm);
46         if (i.type == XCORE_OP_MEM) {
47           System.out.printf("\t\toperands[%d].type: MEM\n", c);
48           if (i.value.mem.base != XCORE_REG_INVALID)
49             System.out.printf("\t\t\toperands[%d].mem.base: REG = %s\n", c, ins.regName(i.value.mem.base));
50           if (i.value.mem.index != XCORE_REG_INVALID)
51             System.out.printf("\t\t\toperands[%d].mem.index: REG = %s\n", c, ins.regName(i.value.mem.index));
52           if (i.value.mem.disp != 0)
53             System.out.printf("\t\t\toperands[%d].mem.disp: 0x%x\n", c, i.value.mem.disp);
54           if (i.value.mem.direct != 1)
55             System.out.printf("\t\t\toperands[%d].mem.direct: -1\n", c);
56         }
57       }
58     }
59   }
60 
main(String argv[])61   public static void main(String argv[]) {
62 
63     final Test.platform[] all_tests = {
64       new Test.platform(Capstone.CS_ARCH_XCORE, Capstone.CS_MODE_BIG_ENDIAN, hexString2Byte(XCORE_CODE), "XCore"),
65     };
66 
67     for (int i=0; i<all_tests.length; i++) {
68       Test.platform test = all_tests[i];
69       System.out.println(new String(new char[16]).replace("\0", "*"));
70       System.out.println("Platform: " + test.comment);
71       System.out.println("Code: " + Test.stringToHex(test.code));
72       System.out.println("Disasm:");
73 
74       cs = new Capstone(test.arch, test.mode);
75       cs.setDetail(Capstone.CS_OPT_ON);
76       Capstone.CsInsn[] all_ins = cs.disasm(test.code, 0x1000);
77 
78       for (int j = 0; j < all_ins.length; j++) {
79         print_ins_detail(all_ins[j]);
80         System.out.println();
81       }
82       System.out.printf("0x%x:\n\n", (all_ins[all_ins.length-1].address + all_ins[all_ins.length-1].size));
83 
84       // Close when done
85       cs.close();
86     }
87   }
88 
89 }
90