/* Second-Best Disassembler Engine */
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/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013> */
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#include <stdio.h>
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#include <stdlib.h>
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#include <capstone.h>
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void print_string_hex(char *comment, unsigned char *str, size_t len);
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void print_insn_detail_x86(csh ud, cs_mode mode, cs_insn *ins)
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{
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int count, i;
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cs_x86 *x86;
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// detail can be NULL on "data" instruction if SKIPDATA option is turned ON
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if (ins->detail == NULL)
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return;
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x86 = &(ins->detail->x86);
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print_string_hex("\tPrefix:", x86->prefix, 4);
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print_string_hex("\tOpcode:", x86->opcode, 4);
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printf("\trex: 0x%x\n", x86->rex);
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printf("\taddr_size: %u\n", x86->addr_size);
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printf("\tmodrm: 0x%x\n", x86->modrm);
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printf("\tdisp: 0x%x\n", x86->disp);
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// SIB is not available in 16-bit mode
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if ((mode & CS_MODE_16) == 0) {
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printf("\tsib: 0x%x\n", x86->sib);
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if (x86->sib_base != X86_REG_INVALID)
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printf("\t\tsib_base: %s\n", cs_reg_name(ud, x86->sib_base));
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if (x86->sib_index != X86_REG_INVALID)
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printf("\t\tsib_index: %s\n", cs_reg_name(ud, x86->sib_index));
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if (x86->sib_scale != 0)
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printf("\t\tsib_scale: %d\n", x86->sib_scale);
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}
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// SSE code condition
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if (x86->sse_cc != X86_SSE_CC_INVALID) {
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printf("\tsse_cc: %u\n", x86->sse_cc);
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}
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// AVX code condition
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if (x86->avx_cc != X86_AVX_CC_INVALID) {
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printf("\tavx_cc: %u\n", x86->avx_cc);
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}
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// AVX Suppress All Exception
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if (x86->avx_sae) {
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printf("\tavx_sae: %u\n", x86->avx_sae);
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}
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// AVX Rounding Mode
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if (x86->avx_rm != X86_AVX_RM_INVALID) {
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printf("\tavx_rm: %u\n", x86->avx_rm);
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}
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count = cs_op_count(ud, ins, X86_OP_IMM);
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if (count > 0) {
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printf("\timm_count: %u\n", count);
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for (i = 1; i < count + 1; i++) {
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int index = cs_op_index(ud, ins, X86_OP_IMM, i);
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printf("\t\timms[%u]: 0x%" PRIx64 "\n", i, x86->operands[index].imm);
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}
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}
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if (x86->op_count)
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printf("\top_count: %u\n", x86->op_count);
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for (i = 0; i < x86->op_count; i++) {
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cs_x86_op *op = &(x86->operands[i]);
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switch((int)op->type) {
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case X86_OP_REG:
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printf("\t\toperands[%u].type: REG = %s\n", i, cs_reg_name(ud, op->reg));
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break;
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case X86_OP_IMM:
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printf("\t\toperands[%u].type: IMM = 0x%" PRIx64 "\n", i, op->imm);
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break;
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case X86_OP_MEM:
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printf("\t\toperands[%u].type: MEM\n", i);
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if (op->mem.segment != X86_REG_INVALID)
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printf("\t\t\toperands[%u].mem.segment: REG = %s\n", i, cs_reg_name(ud, op->mem.segment));
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if (op->mem.base != X86_REG_INVALID)
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printf("\t\t\toperands[%u].mem.base: REG = %s\n", i, cs_reg_name(ud, op->mem.base));
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if (op->mem.index != X86_REG_INVALID)
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printf("\t\t\toperands[%u].mem.index: REG = %s\n", i, cs_reg_name(ud, op->mem.index));
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if (op->mem.scale != 1)
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printf("\t\t\toperands[%u].mem.scale: %u\n", i, op->mem.scale);
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if (op->mem.disp != 0)
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printf("\t\t\toperands[%u].mem.disp: 0x%" PRIx64 "\n", i, op->mem.disp);
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break;
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default:
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break;
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}
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// AVX broadcast type
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if (op->avx_bcast != X86_AVX_BCAST_INVALID)
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printf("\t\toperands[%u].avx_bcast: %u\n", i, op->avx_bcast);
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// AVX zero opmask {z}
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if (op->avx_zero_opmask != false)
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printf("\t\toperands[%u].avx_zero_opmask: TRUE\n", i);
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printf("\t\toperands[%u].size: %u\n", i, op->size);
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}
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}
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