| /* 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; |
| } |