mirror of
https://github.com/capstone-engine/capstone.git
synced 2024-11-27 07:20:33 +00:00
141 lines
3.2 KiB
C
141 lines
3.2 KiB
C
/* Capstone Disassembler Engine */
|
|
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2014 */
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <capstone/platform.h>
|
|
#include <capstone/capstone.h>
|
|
|
|
struct platform {
|
|
cs_arch arch;
|
|
cs_mode mode;
|
|
unsigned char *code;
|
|
size_t size;
|
|
const char *comment;
|
|
};
|
|
|
|
static csh handle;
|
|
|
|
static void print_string_hex(const char *comment, unsigned char *str, size_t len)
|
|
{
|
|
unsigned char *c;
|
|
|
|
printf("%s", comment);
|
|
for (c = str; c < str + len; c++) {
|
|
printf("0x%02x ", *c & 0xff);
|
|
}
|
|
|
|
printf("\n");
|
|
}
|
|
|
|
static void print_insn_detail(cs_insn *ins)
|
|
{
|
|
cs_xcore *xcore;
|
|
int i;
|
|
|
|
// detail can be NULL on "data" instruction if SKIPDATA option is turned ON
|
|
if (ins->detail == NULL)
|
|
return;
|
|
|
|
xcore = &(ins->detail->xcore);
|
|
if (xcore->op_count)
|
|
printf("\top_count: %u\n", xcore->op_count);
|
|
|
|
for (i = 0; i < xcore->op_count; i++) {
|
|
cs_xcore_op *op = &(xcore->operands[i]);
|
|
switch((int)op->type) {
|
|
default:
|
|
break;
|
|
case XCORE_OP_REG:
|
|
printf("\t\toperands[%u].type: REG = %s\n", i, cs_reg_name(handle, op->reg));
|
|
break;
|
|
case XCORE_OP_IMM:
|
|
printf("\t\toperands[%u].type: IMM = 0x%x\n", i, op->imm);
|
|
break;
|
|
case XCORE_OP_MEM:
|
|
printf("\t\toperands[%u].type: MEM\n", i);
|
|
if (op->mem.base != XCORE_REG_INVALID)
|
|
printf("\t\t\toperands[%u].mem.base: REG = %s\n",
|
|
i, cs_reg_name(handle, op->mem.base));
|
|
if (op->mem.index != XCORE_REG_INVALID)
|
|
printf("\t\t\toperands[%u].mem.index: REG = %s\n",
|
|
i, cs_reg_name(handle, op->mem.index));
|
|
if (op->mem.disp != 0)
|
|
printf("\t\t\toperands[%u].mem.disp: 0x%x\n", i, op->mem.disp);
|
|
if (op->mem.direct != 1)
|
|
printf("\t\t\toperands[%u].mem.direct: -1\n", i);
|
|
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
printf("\n");
|
|
}
|
|
|
|
static void test()
|
|
{
|
|
#define XCORE_CODE "\xfe\x0f\xfe\x17\x13\x17\xc6\xfe\xec\x17\x97\xf8\xec\x4f\x1f\xfd\xec\x37\x07\xf2\x45\x5b\xf9\xfa\x02\x06\x1b\x10\x09\xfd\xec\xa7"
|
|
|
|
struct platform platforms[] = {
|
|
{
|
|
CS_ARCH_XCORE,
|
|
CS_MODE_BIG_ENDIAN,
|
|
(unsigned char*)XCORE_CODE,
|
|
sizeof(XCORE_CODE) - 1,
|
|
"XCore",
|
|
},
|
|
};
|
|
|
|
uint64_t address = 0x1000;
|
|
cs_insn *insn;
|
|
int i;
|
|
size_t count;
|
|
|
|
for (i = 0; i < sizeof(platforms)/sizeof(platforms[0]); i++) {
|
|
cs_err err = cs_open(platforms[i].arch, platforms[i].mode, &handle);
|
|
if (err) {
|
|
printf("Failed on cs_open() with error returned: %u\n", err);
|
|
abort();
|
|
}
|
|
|
|
cs_option(handle, CS_OPT_DETAIL, CS_OPT_ON);
|
|
|
|
count = cs_disasm(handle, platforms[i].code, platforms[i].size, address, 0, &insn);
|
|
if (count) {
|
|
size_t j;
|
|
|
|
printf("****************\n");
|
|
printf("Platform: %s\n", platforms[i].comment);
|
|
print_string_hex("Code:", platforms[i].code, platforms[i].size);
|
|
printf("Disasm:\n");
|
|
|
|
for (j = 0; j < count; j++) {
|
|
printf("0x%" PRIx64 ":\t%s\t%s\n", insn[j].address, insn[j].mnemonic, insn[j].op_str);
|
|
print_insn_detail(&insn[j]);
|
|
}
|
|
printf("0x%" PRIx64 ":\n", insn[j-1].address + insn[j-1].size);
|
|
|
|
// free memory allocated by cs_disasm()
|
|
cs_free(insn, count);
|
|
} else {
|
|
printf("****************\n");
|
|
printf("Platform: %s\n", platforms[i].comment);
|
|
print_string_hex("Code:", platforms[i].code, platforms[i].size);
|
|
printf("ERROR: Failed to disasm given code!\n");
|
|
abort();
|
|
}
|
|
|
|
printf("\n");
|
|
|
|
cs_close(&handle);
|
|
}
|
|
}
|
|
|
|
int main()
|
|
{
|
|
test();
|
|
|
|
return 0;
|
|
}
|