add x86 mmr handling to java binding

2016-02-07 07:23:07 -08:00
parent a5b1ae47c3
commit 84fbe5aa5d
4 changed files with 316 additions and 4 deletions
--- a/bindings/java/samples/Sample_x86_mmr.java
+++ b/bindings/java/samples/Sample_x86_mmr.java
@ -0,0 +1,77 @@
+/*
+
+Java bindings for the Unicorn Emulator Engine
+
+Copyright(c) 2016 Chris Eagle
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+version 2 as published by the Free Software Foundation.
+
+This program 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+*/
+
+/* Sample code to demonstrate how to register read/write API */
+
+import unicorn.*;
+
+public class Sample_x86_mmr {
+
+   static void test_x86_mmr() {
+       // Initialize emulator in X86-32bit mode
+       Unicorn uc;
+       try {
+         uc = new Unicorn(Unicorn.UC_ARCH_X86, Unicorn.UC_MODE_32);
+       } catch (UnicornException uex) {
+          System.out.println("Failed on uc_open() with error returned: " + uex);
+          return;
+       }
+   
+       // map 4k 
+       uc.mem_map(ADDRESS, 0x1000, Unicorn.UC_PROT_ALL);
+
+       X86_MMR ldtr1 = new X86_MMR(0x1111111122222222L, 0x33333333, 0x44444444, (short)0x5555);
+       X86_MMR ldtr2;
+       X86_MMR gdtr1 = new X86_MMR(0x6666666677777777L, 0x88888888, 0x99999999, (short)0xaaaa);
+       X86_MMR gdtr2, gdtr3, gdtr4;
+
+       int eax;
+       
+       // initialize machine registers
+
+       uc.reg_write(Unicorn.UC_X86_REG_LDTR, ldtr1);       
+       uc.reg_write(Unicorn.UC_X86_REG_GDTR, gdtr1);
+       uc.reg_write(Unicorn.UC_X86_REG_EAX, new Long(0xdddddddd));
+      
+       // read the registers back out   
+       eax = (int)((Long)uc.reg_read(Unicorn.UC_X86_REG_EAX)).longValue();
+       ldtr2 = (X86_MMR)uc.reg_read(Unicorn.UC_X86_REG_LDTR);
+       gdtr2 = (X86_MMR)uc.reg_read(Unicorn.UC_X86_REG_GDTR);
+
+       System.out.printf(">>> EAX = 0x%x\n", eax);
+
+       System.out.printf(">>> LDTR.base = 0x%x\n", ldtr2.base);
+       System.out.printf(">>> LDTR.limit = 0x%x\n", ldtr2.limit);
+       System.out.printf(">>> LDTR.flags = 0x%x\n", ldtr2.flags);
+       System.out.printf(">>> LDTR.selector = 0x%x\n\n", ldtr2.selector);
+
+       System.out.printf(">>> GDTR.base = 0x%x\n", gdtr2.base);
+       System.out.printf(">>> GDTR.limit = 0x%x\n", gdtr2.limit);
+   
+       uc.close();
+   }
+
+   public static void main(String args[])
+   {
+      test_x86_mmr();
+   }
+
+}