#include <Zydis.h>

#include <stdio.h>
#include <stdint.h>

int main()
{
    uint8_t data32[] =
    {
        0x8B, 0xFF, 0x55, 0x8B, 0xEC, 0x6A, 0xFE, 0x68, 0xD8, 0x18, 0x09, 0x77, 0x68, 0x85, 0xD2, 
        0x09, 0x77, 0x64, 0xA1, 0x00, 0x00, 0x00, 0x00, 0x50, 0x83, 0xEC, 0x14, 0x53, 0x56, 0x57, 
        0xA1, 0x68, 0xEE, 0x13, 0x77, 0x31, 0x45, 0xF8, 0x33, 0xC5, 0x50, 0x8D, 0x45, 0xF0, 0x64, 
        0xA3, 0x00, 0x00, 0x00, 0x00, 0x89, 0x65, 0xE8, 0xC7, 0x45, 0xFC, 0x00, 0x00, 0x00, 0x00, 
        0x8B, 0x5D, 0x08, 0xF6, 0xC3, 0x04, 0x0F, 0x85, 0x57, 0x74, 0x00, 0x00, 0x53, 0x6A, 0x00, 
        0xFF, 0x35, 0xA0, 0xE3, 0x13, 0x77, 0xFF, 0x15, 0x00, 0x10, 0x14, 0x77, 0x85, 0xC0, 0x0F, 
        0x84, 0xC6, 0x48, 0x04, 0x00, 0xC7, 0x45, 0x08, 0x00, 0x00, 0x00, 0x00, 0xC7, 0x45, 0xFC, 
        0xFE, 0xFF, 0xFF, 0xFF, 0x33, 0xC0, 0x8B, 0x4D, 0xF0, 0x64, 0x89, 0x0D, 0x00, 0x00, 0x00, 
        0x00, 0x59, 0x5F, 0x5E, 0x5B, 0x8B, 0xE5, 0x5D, 0xC2, 0x04, 0x00
    };
    uint8_t data64[] =
    {
        0x48, 0x89, 0x5C, 0x24, 0x10, 0x48, 0x89, 0x74, 0x24, 0x18, 0x89, 0x4C, 0x24, 0x08, 0x57, 
        0x41, 0x54, 0x41, 0x55, 0x41, 0x56, 0x41, 0x57, 0x48, 0x83, 0xEC, 0x40, 0x4C, 0x8B, 0xF2, 
        0x8B, 0xD9, 0x48, 0xC7, 0x44, 0x24, 0x20, 0x00, 0x00, 0x00, 0x00, 0x33, 0xF6, 0x48, 0x89, 
        0x74, 0x24, 0x30, 0x45, 0x33, 0xFF, 0xF7, 0xC1, 0x8D, 0xF0, 0xFF, 0xFF, 0x0F, 0x85, 0xAA, 
        0x53, 0x08, 0x00, 0xF6, 0xC1, 0x40, 0x8B, 0xFE, 0x41, 0xBD, 0x08, 0x00, 0x00, 0x00, 0x41, 
        0x0F, 0x45, 0xFD, 0xF6, 0xC1, 0x02, 0x48, 0x8B, 0x0D, 0x10, 0xD4, 0x0E, 0x00, 0x0F, 0x85, 
        0x40, 0xE1, 0x01, 0x00, 0x8B, 0x15, 0x4C, 0xD5, 0x0E, 0x00, 0x81, 0xC2, 0x00, 0x00, 0x14, 
        0x00, 0x0B, 0xD7, 0x4D, 0x8B, 0xC6, 0xFF, 0x15, 0x3B, 0x2F, 0x10, 0x00, 0x48, 0x8B, 0xD8, 
        0x48, 0x85, 0xC0, 0x0F, 0x84, 0x93, 0x78, 0x0A, 0x00, 0x48, 0x8B, 0xC3, 0x48, 0x8B, 0x5C, 
        0x24, 0x78, 0x48, 0x8B, 0xB4, 0x24, 0x80, 0x00, 0x00, 0x00, 0x48, 0x83, 0xC4, 0x40, 0x41, 
        0x5F, 0x41, 0x5E, 0x41, 0x5D, 0x41, 0x5C, 0x5F, 0xC3    
    };

    ZydisInstructionInfo info;
    ZydisInstructionDecoderContext* decoder = NULL;
    ZydisBaseInstructionFormatterContext* formatter = NULL;
    ZydisBaseInputContext* input32 = NULL;
    ZydisBaseInputContext* input64 = NULL;

    decoder = ZydisInstructionDecoder_Create();
    formatter = ZydisIntelInstructionFormatter_Create();

    input32 = ZydisMemoryInput_Create(&data32[0], sizeof(data32));
    input64 = ZydisMemoryInput_Create(&data64[0], sizeof(data64));

    ZydisInstructionDecoder_SetDisassemblerMode(decoder, DM_M32BIT);
    ZydisInstructionDecoder_SetDataSource(decoder, input32);
    ZydisInstructionDecoder_SetInstructionPointer(decoder, 0x77091852);

    puts("32 bit test ...\n\n");
    while (ZydisInstructionDecoder_DecodeInstruction(decoder, &info))
    {
        printf("%08X ", (uint32_t)(info.instrAddress & 0xFFFFFFFF));
        if (info.flags & ZYDIS_IF_ERROR_MASK)
        {
            printf("db %02X\n", info.data[0]);
        } 
        else
        {
            printf("%s\n", ZydisBaseInstructionFormatter_FormatInstruction(formatter, &info));
        }
    }

    puts("\n");

    ZydisInstructionDecoder_SetDisassemblerMode(decoder, DM_M64BIT);
    ZydisInstructionDecoder_SetDataSource(decoder, input64);
    ZydisInstructionDecoder_SetInstructionPointer(decoder, 0x00007FFA39A81930ull);
    puts("64 bit test ...\n\n");
    while (ZydisInstructionDecoder_DecodeInstruction(decoder, &info))
    {
        printf("%016llX ", info.instrAddress); 
        if (info.flags & ZYDIS_IF_ERROR_MASK)
        {
            printf("db %02X", info.data[0]);
        } 
        else
        {
            printf("%s\n", ZydisBaseInstructionFormatter_FormatInstruction(formatter, &info));
        }
    }

    getchar();
    return 0;
}