• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 // Capstone Java binding
2 // By Nguyen Anh Quynh & Dang Hoang Vu,  2013-2014
3 
4 import capstone.Capstone;
5 import capstone.Systemz;
6 
7 import static capstone.Sysz_const.*;
8 
9 public class TestSystemz {
10 
hexString2Byte(String s)11   static byte[] hexString2Byte(String s) {
12     // from http://stackoverflow.com/questions/140131/convert-a-string-representation-of-a-hex-dump-to-a-byte-array-using-java
13     int len = s.length();
14     byte[] data = new byte[len / 2];
15     for (int i = 0; i < len; i += 2) {
16       data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
17           + Character.digit(s.charAt(i+1), 16));
18     }
19     return data;
20   }
21 
22   static final String SYSZ_CODE = "ed000000001a5a0f1fffc2098000000007f7eb2affff7f57e301ffff7f57eb00f0000024b24f0078ec180000c17f";
23 
24   public static Capstone cs;
25 
hex(int i)26   private static String hex(int i) {
27     return Integer.toString(i, 16);
28   }
29 
hex(long i)30   private static String hex(long i) {
31     return Long.toString(i, 16);
32   }
33 
print_ins_detail(Capstone.CsInsn ins)34   public static void print_ins_detail(Capstone.CsInsn ins) {
35     System.out.printf("0x%x:\t%s\t%s\n", ins.address, ins.mnemonic, ins.opStr);
36 
37     Systemz.OpInfo operands = (Systemz.OpInfo) ins.operands;
38 
39     if (operands.op.length != 0) {
40       System.out.printf("\top_count: %d\n", operands.op.length);
41       for (int c=0; c<operands.op.length; c++) {
42         Systemz.Operand i = (Systemz.Operand) operands.op[c];
43         if (i.type == SYSZ_OP_REG)
44             System.out.printf("\t\toperands[%d].type: REG = %s\n", c, ins.regName(i.value.reg));
45         if (i.type == SYSZ_OP_ACREG)
46             System.out.printf("\t\toperands[%d].type: ACREG = %s\n", c, i.value.reg);
47         if (i.type == SYSZ_OP_IMM)
48           System.out.printf("\t\toperands[%d].type: IMM = 0x%x\n", c, i.value.imm);
49         if (i.type == SYSZ_OP_MEM) {
50           System.out.printf("\t\toperands[%d].type: MEM\n", c);
51           if (i.value.mem.base != SYSZ_REG_INVALID)
52             System.out.printf("\t\t\toperands[%d].mem.base: REG = %s\n", c, ins.regName(i.value.mem.base));
53           if (i.value.mem.index != SYSZ_REG_INVALID)
54             System.out.printf("\t\t\toperands[%d].mem.index: REG = %s\n", c, ins.regName(i.value.mem.index));
55           if (i.value.mem.length != 0)
56             System.out.printf("\t\t\toperands[%d].mem.length: 0x%x\n", c, i.value.mem.disp);
57           if (i.value.mem.disp != 0)
58             System.out.printf("\t\t\toperands[%d].mem.disp: 0x%x\n", c, i.value.mem.disp);
59         }
60       }
61     }
62 
63     if (operands.cc != 0)
64       System.out.printf("\tConditional code: %d\n", operands.cc);
65 
66   }
67 
main(String argv[])68   public static void main(String argv[]) {
69 
70     final TestBasic.platform[] all_tests = {
71       new TestBasic.platform(Capstone.CS_ARCH_SYSZ, 0, hexString2Byte(SYSZ_CODE), "SystemZ"),
72     };
73 
74     for (int i=0; i<all_tests.length; i++) {
75       TestBasic.platform test = all_tests[i];
76       System.out.println(new String(new char[16]).replace("\0", "*"));
77       System.out.println("Platform: " + test.comment);
78       System.out.println("Code: " + TestBasic.stringToHex(test.code));
79       System.out.println("Disasm:");
80 
81       cs = new Capstone(test.arch, test.mode);
82       cs.setDetail(Capstone.CS_OPT_ON);
83       Capstone.CsInsn[] all_ins = cs.disasm(test.code, 0x1000);
84 
85       for (int j = 0; j < all_ins.length; j++) {
86         print_ins_detail(all_ins[j]);
87         System.out.println();
88       }
89       System.out.printf("0x%x:\n\n", (all_ins[all_ins.length-1].address + all_ins[all_ins.length-1].size));
90 
91       // Close when done
92       cs.close();
93     }
94   }
95 
96 }
97