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https://github.com/yuzu-emu/unicorn.git
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78 lines
2.5 KiB
Java
78 lines
2.5 KiB
Java
/*
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Java bindings for the Unicorn Emulator Engine
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Copyright(c) 2016 Chris Eagle
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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version 2 as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/* Sample code to demonstrate how to register read/write API */
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import unicorn.*;
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public class Sample_x86_mmr {
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static void test_x86_mmr() {
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// Initialize emulator in X86-32bit mode
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Unicorn uc;
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try {
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uc = new Unicorn(Unicorn.UC_ARCH_X86, Unicorn.UC_MODE_32);
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} catch (UnicornException uex) {
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System.out.println("Failed on uc_open() with error returned: " + uex);
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return;
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}
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// map 4k
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uc.mem_map(0x400000, 0x1000, Unicorn.UC_PROT_ALL);
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X86_MMR ldtr1 = new X86_MMR(0x1111111122222222L, 0x33333333, 0x44444444, (short)0x5555);
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X86_MMR ldtr2;
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X86_MMR gdtr1 = new X86_MMR(0x6666666677777777L, 0x88888888, 0x99999999, (short)0xaaaa);
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X86_MMR gdtr2, gdtr3, gdtr4;
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int eax;
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// initialize machine registers
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uc.reg_write(Unicorn.UC_X86_REG_LDTR, ldtr1);
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uc.reg_write(Unicorn.UC_X86_REG_GDTR, gdtr1);
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uc.reg_write(Unicorn.UC_X86_REG_EAX, new Long(0xdddddddd));
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// read the registers back out
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eax = (int)((Long)uc.reg_read(Unicorn.UC_X86_REG_EAX)).longValue();
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ldtr2 = (X86_MMR)uc.reg_read(Unicorn.UC_X86_REG_LDTR);
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gdtr2 = (X86_MMR)uc.reg_read(Unicorn.UC_X86_REG_GDTR);
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System.out.printf(">>> EAX = 0x%x\n", eax);
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System.out.printf(">>> LDTR.base = 0x%x\n", ldtr2.base);
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System.out.printf(">>> LDTR.limit = 0x%x\n", ldtr2.limit);
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System.out.printf(">>> LDTR.flags = 0x%x\n", ldtr2.flags);
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System.out.printf(">>> LDTR.selector = 0x%x\n\n", ldtr2.selector);
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System.out.printf(">>> GDTR.base = 0x%x\n", gdtr2.base);
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System.out.printf(">>> GDTR.limit = 0x%x\n", gdtr2.limit);
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uc.close();
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}
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public static void main(String args[])
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{
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test_x86_mmr();
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}
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}
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