mirror of
https://github.com/bitdefender/bddisasm.git
synced 2024-12-22 22:18:09 +00:00
729 lines
22 KiB
C++
729 lines
22 KiB
C++
/*
|
|
* Copyright (c) 2020 Bitdefender
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
#include <iostream>
|
|
#include <fstream>
|
|
#include <memory>
|
|
#include <limits>
|
|
#include <cmath>
|
|
|
|
#include "external/argparse.h"
|
|
|
|
#include "disasm.hpp"
|
|
|
|
static const long NSEC_PER_SEC = (1000ULL * 1000ULL * 1000ULL);
|
|
|
|
static const char *gSpaces[16] =
|
|
{
|
|
"",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
" ",
|
|
};
|
|
|
|
|
|
struct options {
|
|
size_t rip;
|
|
size_t offset;
|
|
size_t size;
|
|
size_t count;
|
|
|
|
uint8_t bits;
|
|
|
|
uint8_t vendor;
|
|
bool no_color;
|
|
bool verbose;
|
|
bool dump_stats;
|
|
bool interactive;
|
|
bool comm;
|
|
bool json_output;
|
|
bool extended;
|
|
|
|
std::string in_file;
|
|
std::string hex_string;
|
|
std::string hex_file;
|
|
|
|
// From here on, these are set internally
|
|
std::unique_ptr<uint8_t[]> bytes;
|
|
size_t actual_size;
|
|
int address_size;
|
|
|
|
bool output_redirected;
|
|
};
|
|
|
|
|
|
extern "C"
|
|
{
|
|
int nd_vsnprintf_s(char *buffer, size_t sizeOfBuffer, [[maybe_unused]] size_t count, const char *format, va_list argptr)
|
|
{
|
|
return vsnprintf(buffer, sizeOfBuffer, format, argptr);
|
|
}
|
|
|
|
void *
|
|
nd_memset(void *s, int c, size_t n)
|
|
{
|
|
return memset(s, c, n);
|
|
}
|
|
}
|
|
|
|
|
|
static bool _hexstring_to_bytes(options &opts)
|
|
{
|
|
if (!opts.hex_file.empty()) {
|
|
auto f = std::ifstream(opts.hex_file, std::ios::in);
|
|
|
|
if (!f.is_open()) {
|
|
std::cerr << "Failed to open file " << opts.hex_file << std::endl;
|
|
return false;
|
|
}
|
|
|
|
f.seekg(0, std::ios::end);
|
|
opts.hex_string.reserve(f.tellg());
|
|
f.seekg(0, std::ios::beg);
|
|
|
|
opts.hex_string.assign((std::istreambuf_iterator<char>(f)), std::istreambuf_iterator<char>());
|
|
}
|
|
|
|
if (opts.hex_string.empty())
|
|
return false;
|
|
|
|
opts.actual_size = 0;
|
|
opts.hex_string.erase(std::remove_if(opts.hex_string.begin(), opts.hex_string.end(), isspace), opts.hex_string.end());
|
|
|
|
// This is the maximum size, not the actual size
|
|
auto initial_size = opts.hex_string.length() / 2;
|
|
|
|
opts.bytes = std::make_unique<uint8_t[]>(initial_size);
|
|
auto bytes = opts.bytes.get();
|
|
|
|
for (size_t i = 0; i < opts.hex_string.length(); i += 2) {
|
|
auto pair = opts.hex_string.substr(i, 2);
|
|
char *end_ptr;
|
|
|
|
if (pair == "0x" || pair == "0X" || pair == "\\x")
|
|
continue;
|
|
|
|
auto b = static_cast<uint8_t>(std::strtoul(pair.c_str(), &end_ptr, 16));
|
|
|
|
size_t conv_size = static_cast<size_t>(end_ptr - pair.c_str());
|
|
|
|
if (conv_size != pair.length()) {
|
|
std::cerr << "Trying to convert invalid hex number: " << pair << std::endl;
|
|
return false;
|
|
}
|
|
|
|
bytes[opts.actual_size++] = b;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool _file_to_bytes(options &opts)
|
|
{
|
|
auto f = std::ifstream(opts.in_file, std::ios::in | std::ios::binary);
|
|
|
|
if (!f.is_open()) {
|
|
std::cerr << "Failed to open file " << opts.in_file << std::endl;
|
|
return false;
|
|
}
|
|
|
|
f.seekg(0, std::ios::end);
|
|
|
|
opts.actual_size = f.tellg();
|
|
|
|
if (opts.offset >= opts.actual_size) {
|
|
std::cerr << "Offset bigger than file size" << std::endl;
|
|
return false;
|
|
}
|
|
|
|
f.seekg(0, std::ios::beg);
|
|
|
|
opts.bytes = std::make_unique<uint8_t[]>(opts.actual_size);
|
|
|
|
f.read(reinterpret_cast<char*>(opts.bytes.get()), opts.actual_size);
|
|
|
|
return true;
|
|
}
|
|
|
|
// Don't change the order (on linux these values are color codes)
|
|
enum Colors {
|
|
Reset = 0,
|
|
#if defined(_WIN32)
|
|
Red = FOREGROUND_INTENSITY | FOREGROUND_RED,
|
|
Green = FOREGROUND_INTENSITY | FOREGROUND_GREEN,
|
|
Yellow = FOREGROUND_INTENSITY | FOREGROUND_RED | FOREGROUND_GREEN,
|
|
Blue = FOREGROUND_INTENSITY | FOREGROUND_BLUE,
|
|
Magenta = FOREGROUND_INTENSITY | FOREGROUND_BLUE | FOREGROUND_RED,
|
|
Cyan = FOREGROUND_INTENSITY | FOREGROUND_BLUE | FOREGROUND_GREEN,
|
|
White = FOREGROUND_INTENSITY | FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED,
|
|
#elif defined(__unix__)
|
|
Red,
|
|
Green,
|
|
Yellow,
|
|
Blue,
|
|
Magenta,
|
|
Cyan,
|
|
White,
|
|
#endif
|
|
};
|
|
|
|
|
|
static void _set_text_color(Colors color)
|
|
{
|
|
#if defined(_WIN32)
|
|
static WORD old_attrs = -1;
|
|
|
|
if (old_attrs == -1) {
|
|
CONSOLE_SCREEN_BUFFER_INFO buffer_info;
|
|
GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &buffer_info);
|
|
old_attrs = buffer_info.wAttributes;
|
|
}
|
|
|
|
if (color == Reset)
|
|
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), old_attrs);
|
|
else
|
|
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), color);
|
|
#elif defined(__unix__)
|
|
if (color == Reset)
|
|
std::cout << "\033[m";
|
|
else
|
|
std::cout << "\033[0;3" << color << "m";
|
|
#endif
|
|
}
|
|
|
|
|
|
static struct timespec diff_time(struct timespec const &end, struct timespec const &start)
|
|
{
|
|
struct timespec result;
|
|
|
|
if (end.tv_nsec > start.tv_nsec) {
|
|
result.tv_sec = end.tv_sec - start.tv_sec;
|
|
result.tv_nsec = end.tv_nsec - start.tv_nsec;
|
|
} else {
|
|
result.tv_sec = end.tv_sec - start.tv_sec - 1;
|
|
result.tv_nsec = NSEC_PER_SEC + end.tv_nsec - start.tv_nsec;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
void print_instruction(const size_t rip, INSTRUX *instrux, const options &opts)
|
|
{
|
|
char instruxText[ND_MIN_BUF_SIZE];
|
|
uint32_t k = 0;
|
|
|
|
printf("%*zx ", opts.address_size, rip);
|
|
|
|
if (!opts.no_color)
|
|
{
|
|
_set_text_color(Magenta);
|
|
for (uint32_t idx = 0; idx < instrux->PrefLength; idx++, k++)
|
|
{
|
|
printf("%02x", instrux->InstructionBytes[k]);
|
|
}
|
|
|
|
_set_text_color(Green);
|
|
for (uint32_t idx = 0; idx < (DWORD)(ND_IS_3DNOW(instrux) ? instrux->OpLength - 1 : instrux->OpLength); idx++, k++)
|
|
{
|
|
printf("%02x", instrux->InstructionBytes[k]);
|
|
}
|
|
|
|
_set_text_color(Yellow);
|
|
for (uint32_t idx = 0; idx < (DWORD)(instrux->HasModRm + instrux->HasSib); idx++, k++)
|
|
{
|
|
printf("%02x", instrux->InstructionBytes[k]);
|
|
}
|
|
|
|
_set_text_color(Blue);
|
|
for (uint32_t idx = 0; idx < (DWORD)(instrux->DispLength); idx++, k++)
|
|
{
|
|
printf("%02x", instrux->InstructionBytes[k]);
|
|
}
|
|
|
|
_set_text_color(Red);
|
|
for (uint32_t idx = 0; idx < (DWORD)(instrux->Imm1Length + instrux->Imm2Length +
|
|
instrux->RelOffsLength + instrux->MoffsetLength +
|
|
instrux->HasSseImm + instrux->AddrLength); idx++, k++)
|
|
{
|
|
printf("%02x", instrux->InstructionBytes[k]);
|
|
}
|
|
|
|
if (ND_IS_3DNOW(instrux))
|
|
{
|
|
_set_text_color(Green);
|
|
for (; k < instrux->Length; k++)
|
|
{
|
|
printf("%02x", instrux->InstructionBytes[k]);
|
|
}
|
|
}
|
|
|
|
_set_text_color(Reset);
|
|
}
|
|
|
|
for (; k < instrux->Length; k++)
|
|
{
|
|
printf("%02x", instrux->InstructionBytes[k]);
|
|
}
|
|
|
|
std::cout << gSpaces[16 - instrux->Length];
|
|
|
|
NdToText(instrux, rip, sizeof(instruxText), instruxText);
|
|
|
|
std::cout << instruxText << std::endl;
|
|
|
|
if (opts.extended) {
|
|
const uint8_t opsize[3] = { 2, 4, 8 };
|
|
const uint8_t adsize[3] = { 2, 4, 8 };
|
|
const uint8_t veclen[3] = { 16, 32, 64 };
|
|
|
|
printf(" DSIZE: %2d, ASIZE: %2d, VLEN: ",
|
|
opsize[instrux->EfOpMode] * 8, adsize[instrux->AddrMode] * 8);
|
|
|
|
if (ND_HAS_VECTOR(instrux)) {
|
|
printf("%2d\n", veclen[instrux->VecMode] * 8);
|
|
} else {
|
|
printf("-\n");
|
|
}
|
|
|
|
printf(" ISA Set: %s, Ins cat: %s, Ins class: %d, CET tracked: %s\n",
|
|
ins_set_to_str(instrux->IsaSet).c_str(), ins_cat_to_str(instrux->Category).c_str(), instrux->Instruction,
|
|
instrux->IsCetTracked ? "yes" : "no");
|
|
|
|
if (0 != instrux->CpuidFlag.Flag) {
|
|
const char *regs[4] = { "eax", "ecx", "edx", "ebx" };
|
|
|
|
printf(" CPUID leaf: 0x%08x", instrux->CpuidFlag.Leaf);
|
|
|
|
if (instrux->CpuidFlag.SubLeaf != ND_CFF_NO_SUBLEAF)
|
|
{
|
|
printf(", sub-leaf: 0x%08x", instrux->CpuidFlag.SubLeaf);
|
|
}
|
|
|
|
printf(", reg: %s, bit %u\n", regs[instrux->CpuidFlag.Reg], instrux->CpuidFlag.Bit);
|
|
}
|
|
|
|
printf(" FLAGS access: ");
|
|
|
|
uint32_t all = instrux->FlagsAccess.Tested.Raw | instrux->FlagsAccess.Modified.Raw | instrux->FlagsAccess.Set.Raw
|
|
| instrux->FlagsAccess.Cleared.Raw | instrux->FlagsAccess.Undefined.Raw;
|
|
const char *flags[22] = { "CF", nullptr, "PF", nullptr, "AF", nullptr, "ZF", "SF", "TF", "IF", "DF", "OF", "IOPL", nullptr, "NT", nullptr, "RF", "VM", "AC", "VIF", "VIP", "ID" };
|
|
|
|
for (uint32_t fidx = 0; fidx < 21; fidx++) {
|
|
if (flags[fidx] != nullptr) {
|
|
if (0 == (all & (1ULL << fidx))) {
|
|
continue;
|
|
}
|
|
|
|
printf("%s: ", flags[fidx]);
|
|
|
|
if (instrux->FlagsAccess.Tested.Raw & (1ULL << fidx)) {
|
|
printf("t");
|
|
}
|
|
|
|
if (instrux->FlagsAccess.Modified.Raw & (1ULL << fidx)) {
|
|
printf("m");
|
|
}
|
|
|
|
if (instrux->FlagsAccess.Set.Raw & (1ULL << fidx)) {
|
|
printf("1");
|
|
}
|
|
|
|
if (instrux->FlagsAccess.Cleared.Raw & (1ULL << fidx)) {
|
|
printf("0");
|
|
}
|
|
|
|
if (instrux->FlagsAccess.Undefined.Raw & (1ULL << fidx)) {
|
|
printf("u");
|
|
}
|
|
|
|
printf("; ");
|
|
}
|
|
}
|
|
|
|
printf("\n");
|
|
|
|
printf(" Valid modes: R0: %s, R1: %s, R2: %s, R3: %s, Real: %s, V8086: %s, Prot: %s, Compat: %s, Long: %s, SMM: %s, SGX: %s, TSX: %s, VMXRoot: %s, VMXNonRoot: %s\n",
|
|
instrux->ValidModes.Ring0 ? "yes" : "no",
|
|
instrux->ValidModes.Ring1 ? "yes" : "no",
|
|
instrux->ValidModes.Ring2 ? "yes" : "no",
|
|
instrux->ValidModes.Ring3 ? "yes" : "no",
|
|
instrux->ValidModes.Real ? "yes" : "no",
|
|
instrux->ValidModes.V8086 ? "yes" : "no",
|
|
instrux->ValidModes.Protected ? "yes" : "no",
|
|
instrux->ValidModes.Compat ? "yes" : "no",
|
|
instrux->ValidModes.Long ? "yes" : "no",
|
|
instrux->ValidModes.Smm ? "yes" : "no",
|
|
instrux->ValidModes.Sgx ? "yes" : "no",
|
|
instrux->ValidModes.Tsx ? "yes" : "no",
|
|
instrux->ValidModes.VmxRoot ? "yes" : "no",
|
|
instrux->ValidModes.VmxNonRoot ? "yes" : "no");
|
|
|
|
for (uint8_t i = 0; i < instrux->OperandsCount; i++) {
|
|
printf(" Operand %d %s Type: %10s, Size: %2d, RawSize: %2d, Encoding: %s", i,
|
|
instrux->Operands[i].Access.Read && instrux->Operands[i].Access.Write ? "RW" :
|
|
instrux->Operands[i].Access.Write ? "-W" : instrux->Operands[i].Access.Read ? "R-" : "--",
|
|
op_type_to_str(instrux->Operands[i].Type).c_str(), (int)instrux->Operands[i].Size,
|
|
(int)instrux->Operands[i].RawSize, op_enc_to_str(instrux->Operands[i].Encoding).c_str());
|
|
|
|
if (ND_OP_MEM == instrux->Operands[i].Type) {
|
|
printf(", ");
|
|
|
|
if (instrux->Operands[i].Info.Memory.IsAG) {
|
|
printf("Address Generator, ");
|
|
}
|
|
|
|
if (instrux->Operands[i].Info.Memory.IsBitbase) {
|
|
printf("Bitbase Addressing, ");
|
|
}
|
|
|
|
if (instrux->Operands[i].Info.Memory.IsMib) {
|
|
printf("MIB Addressing, ");
|
|
}
|
|
|
|
if (instrux->Operands[i].Info.Memory.IsVsib) {
|
|
printf("VSIB Addressing, ");
|
|
}
|
|
|
|
if (instrux->Operands[i].Info.Memory.IsStack) {
|
|
printf("Stack, ");
|
|
}
|
|
|
|
if (instrux->Operands[i].Info.Memory.IsShadowStack) {
|
|
printf("Shadow Stack, ");
|
|
}
|
|
}
|
|
|
|
if (ND_OP_REG == instrux->Operands[i].Type) {
|
|
printf(", RegType: %16s, RegSize: %2u, ",
|
|
reg_type_to_str(instrux->Operands[i].Info.Register.Type).c_str(),
|
|
instrux->Operands[i].Info.Register.Size);
|
|
if (instrux->Operands[i].Info.Register.Type == ND_REG_MSR)
|
|
{
|
|
printf("RegId: 0x%08x, RegCount: %u\n",
|
|
instrux->Operands[i].Info.Register.Reg,
|
|
instrux->Operands[i].Info.Register.Count);
|
|
}
|
|
else
|
|
{
|
|
printf("RegId: %u, RegCount: %u\n",
|
|
instrux->Operands[i].Info.Register.Reg,
|
|
instrux->Operands[i].Info.Register.Count);
|
|
}
|
|
}
|
|
|
|
printf("\n");
|
|
|
|
if (instrux->Operands[i].Decorator.HasBroadcast) {
|
|
printf(" Decorator: Broadcast %d bytes element %d times\n",
|
|
instrux->Operands[i].Decorator.Broadcast.Size,
|
|
instrux->Operands[i].Decorator.Broadcast.Count);
|
|
}
|
|
|
|
if (instrux->Operands[i].Decorator.HasMask) {
|
|
printf(" Decorator: Mask k%d\n", instrux->Operands[i].Decorator.Mask.Msk);
|
|
}
|
|
|
|
if (instrux->Operands[i].Decorator.HasZero) {
|
|
printf(" Decorator: Zero (no merging)\n");
|
|
}
|
|
}
|
|
|
|
printf("\n");
|
|
}
|
|
}
|
|
|
|
|
|
StringBuffer disassemble_one(uint8_t *bytes, size_t size, size_t rip, uint8_t bits, uint8_t vendor /* = ND_VEND_INTEL */)
|
|
{
|
|
INSTRUX instrux;
|
|
|
|
auto status = NdDecodeEx2(&instrux, bytes, size, bits, bits, bits, vendor);
|
|
if (!ND_SUCCESS(status))
|
|
return byte_to_json(bytes[0], rip);
|
|
else
|
|
return instrux_to_json(&instrux, rip);
|
|
}
|
|
|
|
|
|
size_t disassemble(options &opts)
|
|
{
|
|
struct timespec start;
|
|
clock_gettime(CLOCK_THREAD_CPUTIME_ID, &start);
|
|
|
|
size_t icount = 0, miss_count = 0, ibytes = 0;
|
|
size_t rel_rip = opts.offset;
|
|
size_t total_disasm = 0;
|
|
auto bytes = opts.bytes.get();
|
|
auto disasm_size = std::min(opts.actual_size - opts.offset, opts.size);
|
|
|
|
opts.address_size = int(std::ceil(((8 * sizeof(opts.actual_size)) - __builtin_clzll(opts.actual_size)) / 4.0));
|
|
|
|
while ((total_disasm < disasm_size) && (icount < opts.count)) {
|
|
INSTRUX instrux;
|
|
|
|
auto status = NdDecodeEx2(&instrux,
|
|
&bytes[rel_rip],
|
|
opts.actual_size - rel_rip,
|
|
opts.bits,
|
|
opts.bits,
|
|
opts.bits,
|
|
opts.vendor);
|
|
|
|
if (!ND_SUCCESS(status)) {
|
|
if (!opts.dump_stats) {
|
|
|
|
if (opts.json_output) {
|
|
auto j = byte_to_json(bytes[rel_rip], rel_rip + opts.rip);
|
|
std::cout << j.GetString() << std::endl;
|
|
} else {
|
|
printf("%*zx ", opts.address_size, rel_rip + opts.rip);
|
|
printf("%02x", bytes[rel_rip]);
|
|
printf("%s", gSpaces[16 - opts.address_size]);
|
|
printf("db 0x%02x\n", bytes[rel_rip]);
|
|
}
|
|
}
|
|
|
|
rel_rip++;
|
|
total_disasm++;
|
|
|
|
miss_count++;
|
|
} else {
|
|
icount++;
|
|
ibytes += instrux.Length;
|
|
|
|
if (!opts.dump_stats) {
|
|
if (opts.json_output) {
|
|
auto j = instrux_to_json(&instrux, rel_rip + opts.rip);
|
|
std::cout << j.GetString() << std::endl;
|
|
} else
|
|
print_instruction(rel_rip + opts.rip, &instrux, opts);
|
|
} else if (opts.json_output)
|
|
instrux_to_json(&instrux, rel_rip + opts.rip);
|
|
|
|
rel_rip += instrux.Length;
|
|
total_disasm += instrux.Length;
|
|
}
|
|
}
|
|
|
|
struct timespec end;
|
|
clock_gettime(CLOCK_THREAD_CPUTIME_ID, &end);
|
|
|
|
if (opts.dump_stats)
|
|
{
|
|
auto result = diff_time(end, start);
|
|
|
|
long total_ns = result.tv_sec * NSEC_PER_SEC + result.tv_nsec;
|
|
|
|
printf("Disassembled %zu instructions took %ld.%09ld seconds, %lu ns / instr.\n",
|
|
icount, result.tv_sec, result.tv_nsec, total_ns / icount);
|
|
printf("Invalid: %zu/%zu (%.2f) bytes\n", miss_count, ibytes,
|
|
(static_cast<double>(miss_count) / static_cast<double>(disasm_size)) * 100.0);
|
|
}
|
|
|
|
opts.rip += rel_rip;
|
|
|
|
return icount;
|
|
}
|
|
|
|
|
|
static bool _validate_and_fix_args(options& opts)
|
|
{
|
|
if (!opts.interactive && !opts.comm) {
|
|
int total = 0;
|
|
|
|
if (!opts.hex_string.empty())
|
|
total++;
|
|
|
|
if (!opts.hex_file.empty())
|
|
total++;
|
|
|
|
if (!opts.in_file.empty())
|
|
total++;
|
|
|
|
if (total == 0) {
|
|
std::cerr << "Give hex, file or hex-file..." << std::endl;
|
|
return false;
|
|
} else if (total > 1) {
|
|
std::cerr << "Only one of hex, file or hex-file can be present..." << std::endl;
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (opts.interactive || opts.comm) {
|
|
if (!opts.in_file.empty() || !opts.hex_string.empty() || !opts.hex_file.empty()) {
|
|
std::cerr << "Interactive mode doesn't work with file, hex-string or hex-file" << std::endl;
|
|
return false;
|
|
}
|
|
|
|
if (opts.size || opts.count || opts.offset) {
|
|
std::cerr << "Interactive mode doesn't work with size, count or offset" << std::endl;
|
|
return false;
|
|
}
|
|
}
|
|
|
|
switch (opts.bits) {
|
|
case 64:
|
|
opts.bits = ND_DATA_64;
|
|
break;
|
|
|
|
case 32:
|
|
opts.bits = ND_DATA_32;
|
|
break;
|
|
|
|
case 16:
|
|
opts.bits = ND_DATA_16;
|
|
break;
|
|
|
|
default:
|
|
std::cerr << "Please give --bits [64,32,16]" << std::endl;
|
|
return false;
|
|
}
|
|
|
|
if (0 == opts.size)
|
|
opts.size = std::numeric_limits<std::size_t>::max();
|
|
|
|
if (0 == opts.count)
|
|
opts.count = std::numeric_limits<std::size_t>::max();
|
|
|
|
if (!isatty(fileno(stdout)))
|
|
opts.output_redirected = true;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
static size_t _get_hex_opt(argparse::ArgumentParser &parser, const std::string &field)
|
|
{
|
|
return std::strtoul(parser.get<std::string>(field).c_str(), nullptr, 0);
|
|
}
|
|
|
|
|
|
int main(int argc, const char **argv)
|
|
{
|
|
auto opts = options{};
|
|
|
|
auto parser = argparse::ArgumentParser(argv[0], "Disassembler tool for Linux");
|
|
|
|
parser.add_argument("-i", "--interactive", "Interactive mode", false);
|
|
parser.add_argument("-c", "--comm", "Comm mode", false);
|
|
parser.add_argument("-r", "--rip", "Use this rip to disassemble", false);
|
|
parser.add_argument("-f", "--file", "Use this input file", false);
|
|
parser.add_argument("-x", "--hex", "Use this hex-string", false);
|
|
parser.add_argument("--hexfile", "Use this input file as a hex-string", false);
|
|
parser.add_argument("--no-color", "Don't use colors", false);
|
|
parser.add_argument("--offset", "Use this offset in file/hex-string", false);
|
|
parser.add_argument("--size", "Only disasemble this size from file/hex-string", false);
|
|
parser.add_argument("--count", "Only disasemble this many instructions", false);
|
|
parser.add_argument("--stats", "Dump statistics (time, count, etc.)", false);
|
|
parser.add_argument("-b", "--bits", "Use the arch [16, 32, 64]", false);
|
|
parser.add_argument("--verbose", "Verbose mode", false);
|
|
parser.add_argument("--json", "Output to json", false);
|
|
parser.add_argument("--extended", "Extended instruction info", false);
|
|
|
|
parser.enable_help();
|
|
|
|
auto err = parser.parse(argc, argv);
|
|
if (err) {
|
|
std::cout << err << std::endl;
|
|
return -1;
|
|
}
|
|
|
|
if (parser.exists("help")) {
|
|
parser.print_help();
|
|
return 0;
|
|
}
|
|
|
|
opts.bits = parser.get<uint64_t>("bits");
|
|
opts.interactive = parser.exists("interactive");
|
|
opts.comm = parser.exists("comm");
|
|
opts.offset = _get_hex_opt(parser, "offset");
|
|
opts.size = _get_hex_opt(parser, "size");
|
|
opts.count = _get_hex_opt(parser, "count");
|
|
opts.rip = _get_hex_opt(parser, "rip");
|
|
opts.in_file = parser.get<std::string>("file");
|
|
opts.hex_string = parser.get<std::string>("hex");
|
|
opts.hex_file = parser.get<std::string>("hexfile");
|
|
opts.no_color = parser.exists("no-color");
|
|
opts.dump_stats = parser.exists("stats");
|
|
opts.verbose = parser.exists("verbose");
|
|
opts.json_output = parser.exists("json");
|
|
opts.extended = parser.exists("extended");
|
|
|
|
if (opts.verbose) {
|
|
std::cout << "interactive: " << opts.interactive << std::endl;
|
|
std::cout << "comm: " << opts.comm << std::endl;
|
|
std::cout << "rip: " << opts.rip << std::endl;
|
|
std::cout << "bits: " << static_cast<uint16_t>(opts.bits) << std::endl;
|
|
std::cout << "offset: " << opts.offset << std::endl;
|
|
std::cout << "size: " << opts.offset << std::endl;
|
|
std::cout << "count: " << opts.count << std::endl;
|
|
std::cout << "in_file: " << opts.in_file << std::endl;
|
|
std::cout << "no-color: " << opts.no_color << std::endl;
|
|
std::cout << "stats: " << opts.dump_stats << std::endl;
|
|
std::cout << "hex: " << opts.hex_string << std::endl;
|
|
std::cout << "json: " << opts.json_output << std::endl;
|
|
std::cout << "extended: " << opts.extended << std::endl;
|
|
}
|
|
|
|
if (!_validate_and_fix_args(opts)) {
|
|
return 1;
|
|
}
|
|
|
|
if (!opts.interactive && !opts.comm) {
|
|
if (!opts.hex_string.empty() || !opts.hex_file.empty()) {
|
|
if (!_hexstring_to_bytes(opts))
|
|
return 1;
|
|
} else if (!opts.in_file.empty()) {
|
|
if (!_file_to_bytes(opts))
|
|
return 1;
|
|
}
|
|
|
|
if (opts.offset >= opts.actual_size)
|
|
return 1;
|
|
|
|
disassemble(opts);
|
|
} else {
|
|
while (true) {
|
|
opts.hex_string.clear();
|
|
|
|
if (!opts.comm)
|
|
std::cout << ">> ";
|
|
|
|
std::getline(std::cin, opts.hex_string);
|
|
|
|
if (opts.hex_string == "q"
|
|
|| opts.hex_string == "quit"
|
|
|| opts.hex_string == "exit"
|
|
|| opts.hex_string.empty()) {
|
|
|
|
if (!opts.comm)
|
|
std::cout << "Bye!" << std::endl;
|
|
|
|
break;
|
|
}
|
|
|
|
_hexstring_to_bytes(opts);
|
|
|
|
disassemble(opts);
|
|
|
|
std::cout.flush();
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|