IA86/test.cpp

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#include <final/final.h>
#include <unistd.h>
#include <iostream>
#include <string>
#include <sstream>
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#include <iomanip>
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#include <keystone/keystone.h>
#include <unicorn/unicorn.h>
#include <capstone/capstone.h>
#include <vector>
using namespace std;
using std::cout; using std::endl;
using std::vector; using std::string;
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using FKey = finalcut::FKey;
using finalcut::FPoint;
using finalcut::FSize;
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//----------------------------------------------------------------------
// Types & classes mineures
//----------------------------------------------------------------------
typedef union {
struct {
union {
uint8_t l;
uint8_t byte;
};
uint8_t h;
} __attribute__ (( packed ));
uint16_t word;
} __attribute__ (( packed )) reg16_t;
typedef union {
struct {
union {
uint8_t l;
uint8_t byte;
};
uint8_t h;
} __attribute__ (( packed ));
uint16_t word;
uint32_t dword;
} __attribute__ (( packed )) reg32_t;
struct i386_regs {
union {
uint16_t ip;
uint32_t eip;
};
union {
uint16_t di;
uint32_t edi;
};
union {
uint16_t si;
uint32_t esi;
};
union {
uint16_t bp;
uint32_t ebp;
};
union {
uint16_t sp;
uint32_t esp;
};
union {
struct {
uint8_t bl;
uint8_t bh;
} __attribute__ (( packed ));
uint16_t bx;
uint32_t ebx;
};
union {
struct {
uint8_t dl;
uint8_t dh;
} __attribute__ (( packed ));
uint16_t dx;
uint32_t edx;
};
union {
struct {
uint8_t cl;
uint8_t ch;
} __attribute__ (( packed ));
uint16_t cx;
uint32_t ecx;
};
union {
struct {
uint8_t al;
uint8_t ah;
} __attribute__ (( packed ));
uint16_t ax;
uint32_t eax;
};
} __attribute__ (( packed ));
struct i386_seg_regs
{
uint16_t cs;
uint16_t ss;
uint16_t ds;
uint16_t es;
uint16_t fs;
uint16_t gs;
} __attribute__ (( packed ));
struct i386_all_regs
{
struct i386_seg_regs segs;
struct i386_regs regs;
uint32_t flags;
} __attribute__ (( packed ));
class Memzone
{
public:
uint32_t address;
uint32_t size;
uint8_t *content;
};
class State {
public:
i386_all_regs dump;
std::vector<Memzone> memzone;
};
class Goal {
public:
std::string title;
std::string description;
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std::string help;
std::string code;
int level;
State init;
State goal;
};
class Code
{
public:
uint32_t address;
size_t size;
unsigned char *content;
bool assembled;
bool executed;
bool loaded;
};
//----------------------------------------------------------------------
// Fonctions diverses
//----------------------------------------------------------------------
std::string intToHexString(int intValue, int size) {
string hexStr;
std::stringstream sstream;
sstream << std::setfill ('0') << std::setw(size) << std::hex << (int)intValue;
hexStr= sstream.str();
sstream.clear();
return hexStr;
}
//----------------------------------------------------------------------
// Objectifs de jeux
//----------------------------------------------------------------------
// Ordre des registres ... IP DI SI BP SP BX DX CX AX
Goal goals[]=
{
{
"L'instruction MOV et les registres","Le but est de bouger du registre AX au registre BX, l' ensemble des données", "Aide....", "inc ax\ndec cx\nmov ax,0x33\nadd dx,[bx+2]\nmov cx,12", 8,
{
{
{},
{.bx=0x0002,.ax=0x1920},
0x00000000
},
{}
},
{
{
{},
{.bx=25,.dx=0b101,.cx=0x4650, .ax=0xCCDD},
0x00000000
},
{}
}
}
};
//----------------------------------------------------------------------
// Classe ListWindow
//----------------------------------------------------------------------
class ListWindow final : public finalcut::FDialog
{
public:
// Constructor
explicit ListWindow (finalcut::FWidget* = nullptr);
// Disable copy constructor
ListWindow (const ListWindow&) = delete;
// Destructor
~ListWindow() override = default;
// Disable copy assignment operator (=)
ListWindow& operator = (const ListWindow&) = delete;
// Method
std::vector<std::array<std::string, 5>> get();
void set(std::vector<std::array<std::string, 5>> src);
private:
// Method
std::vector<std::array<std::string, 5>> content;
void initLayout() override;
void adjustSize() override;
// Data members
finalcut::FListView listview{this};
};
ListWindow::ListWindow (finalcut::FWidget* parent)
: finalcut::FDialog{parent}
{
listview.ignorePadding();
listview.addColumn ("P");
listview.addColumn ("Adresse");
listview.addColumn ("Opcodes ");
listview.addColumn ("Mnémo.");
listview.addColumn ("Opérandes");
listview.hideSortIndicator(true);
listview.setFocus();
}
std::vector<std::array<std::string, 5>> ListWindow::get()
{
return content;
}
void ListWindow::set(std::vector<std::array<std::string, 5>> src)
{
content=src;
listview.clear();
for (const auto& place : content)
{
const finalcut::FStringList line (place.begin(), place.end());
listview.insert (line);
}
}
void ListWindow::initLayout()
{
listview.setGeometry (FPoint{1, 2}, FSize{getWidth(), getHeight() - 1});
setMinimumSize (FSize{51, 6});
FDialog::initLayout();
}
void ListWindow::adjustSize()
{
finalcut::FDialog::adjustSize();
listview.setGeometry (FPoint{1, 2}, FSize(getWidth(), getHeight() - 1));
}
//----------------------------------------------------------------------
// Classe TextFixedWindow
//----------------------------------------------------------------------
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class TextFixedWindow final : public finalcut::FDialog
{
public:
// Constructor
explicit TextFixedWindow (finalcut::FWidget* = nullptr);
// Disable copy constructor
TextFixedWindow (const TextFixedWindow&) = delete;
// Destructor
~TextFixedWindow() override = default;
// Disable copy assignment operator (=)
TextFixedWindow& operator = (const TextFixedWindow&) = delete;
// Method
std::string get();
void set(std::string str);
private:
// Method
void initLayout() override;
void adjustSize() override;
// Data members
finalcut::FLabel fixedtext{this};
};
TextFixedWindow::TextFixedWindow (finalcut::FWidget* parent)
: finalcut::FDialog{parent}
{
fixedtext.ignorePadding();
fixedtext.setFocus();
}
std::string TextFixedWindow::get()
{
std::stringstream out;
out << fixedtext.getText();
return out.str();
}
void TextFixedWindow::set(std::string str)
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{
fixedtext.setText(str);
}
void TextFixedWindow::initLayout()
{
fixedtext.setGeometry (FPoint{2, 3}, FSize{getWidth()-2, getHeight() - 2});
FDialog::initLayout();
}
void TextFixedWindow::adjustSize()
{
finalcut::FDialog::adjustSize();
fixedtext.setGeometry (FPoint{2, 3}, FSize(getWidth()-2, getHeight() - 2));
}
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//----------------------------------------------------------------------
// Classe TextEditWindow
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//----------------------------------------------------------------------
class TextEditWindow final : public finalcut::FDialog
{
public:
// Constructor
explicit TextEditWindow (finalcut::FWidget* = nullptr);
// Disable copy constructor
TextEditWindow (const TextEditWindow&) = delete;
// Destructor
~TextEditWindow() override = default;
// Disable copy assignment operator (=)
TextEditWindow& operator = (const TextEditWindow&) = delete;
// Method
std::string get();
void set(std::string str);
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private:
// Method
void initLayout() override;
void adjustSize() override;
// Data members
finalcut::FLabel fixedtext{this};
};
TextEditWindow::TextEditWindow (finalcut::FWidget* parent)
: finalcut::FDialog{parent}
{
fixedtext.ignorePadding();
fixedtext.setFocus();
}
std::string TextEditWindow::get()
{
std::stringstream out;
out << fixedtext.getText();
return out.str();
}
void TextEditWindow::set(std::string str)
{
fixedtext.setText(str);
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}
void TextEditWindow::initLayout()
{
fixedtext.setGeometry (FPoint{2, 3}, FSize{getWidth()-2, getHeight() - 2});
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FDialog::initLayout();
}
void TextEditWindow::adjustSize()
{
finalcut::FDialog::adjustSize();
fixedtext.setGeometry (FPoint{2, 3}, FSize{getWidth()-2, getHeight() - 2});
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}
//----------------------------------------------------------------------
// Classe TextWindow
//----------------------------------------------------------------------
class TextWindow final : public finalcut::FDialog
{
public:
// Constructor
explicit TextWindow (finalcut::FWidget* = nullptr);
// Disable copy constructor
TextWindow (const TextWindow&) = delete;
// Destructor
~TextWindow() override = default;
// Disable copy assignment operator (=)
TextWindow& operator = (const TextWindow&) = delete;
// Method
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void append(const finalcut::FString&);
private:
// Method
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void onClose(finalcut::FCloseEvent*) override;
void initLayout() override;
void adjustSize() override;
// Data members
finalcut::FTextView scrolltext{this};
};
TextWindow::TextWindow (finalcut::FWidget* parent)
: finalcut::FDialog{parent}
{
scrolltext.ignorePadding();
scrolltext.setFocus();
}
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void TextWindow::onClose(finalcut::FCloseEvent*)
{
return;
}
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void TextWindow::append(const finalcut::FString& str)
{
scrolltext.append(str);
scrolltext.scrollBy (0, 1);
}
void TextWindow::initLayout()
{
scrolltext.setGeometry (FPoint{1, 2}, FSize{getWidth(), getHeight() - 1});
FDialog::initLayout();
}
void TextWindow::adjustSize()
{
finalcut::FDialog::adjustSize();
scrolltext.setGeometry (FPoint{1, 2}, FSize(getWidth(), getHeight() - 1));
}
//----------------------------------------------------------------------
// Classe Desassembler
//----------------------------------------------------------------------
class Desassembler
{
public:
Desassembler(TextWindow *log);
std::vector<std::array<std::string, 5>> Desassemble(Code *code);
private:
csh handle;
cs_insn *insn;
int err;
TextWindow *log;
TextEditWindow *edit;
size_t srcsize;
size_t codesize;
std::vector<std::array<std::string, 5>> src;
unsigned char *src_char = new unsigned char[64*1024];
};
Desassembler::Desassembler(TextWindow *log) : log(log)
{
std::stringstream out;
err = cs_open(CS_ARCH_X86, CS_MODE_16, &handle);
if (err != CS_ERR_OK) {
out << "Erreur : Initialisation du désassembleur X86" << err;
log->append(out.str());
}
else
log->append("Initialisation du désassembleur X86");
}
std::vector<std::array<std::string, 5>> Desassembler::Desassemble(Code *code)
{
std::stringstream out;
srcsize=cs_disasm(handle, code->content, code->size, code->address, 0, &insn);
if (srcsize == 0)
log->append("Erreur de désassemblage");
else
{
out << "Désassemblage réussi, taille du source :" << srcsize;
log->append(out.str());
src.clear();
for (size_t j = 0; j < srcsize; j++)
{
std::string *bytes = new std::string("");
for (size_t k = 0; k < insn[j].size; k++)
*bytes=*bytes+intToHexString((int)insn[j].bytes[k], 1);
std::string adresse = intToHexString((int)insn[j].address, 8);
std::string *menmonic = new std::string((char *)insn[j].mnemonic);
std::string *op_str = new std::string((char *)insn[j].op_str);
std::array<std::string, 5> *array = new std::array<std::string, 5>{"", adresse, *bytes, *menmonic, *op_str};
src.push_back(*array);
}
cs_free(insn, srcsize);
}
return src;
}
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//----------------------------------------------------------------------
// Classe Assembler
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//----------------------------------------------------------------------
class Assembler
{
public:
Assembler(TextWindow *log);
Code *Assemble(std::string source,uint32_t address);
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private:
ks_engine *ks;
ks_err err;
int err2;
TextWindow *log;
TextEditWindow *edit;
Code *code = new Code;
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};
Assembler::Assembler(TextWindow *log) : log(log)
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{
std::stringstream out;
err = ks_open(KS_ARCH_X86, KS_MODE_16, &ks);
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if (err != KS_ERR_OK) {
out << "Erreur : Initialisation de l'assembleur X86" << err;
log->append(out.str());
}
else
log->append("Initialisation de l'assembleur X86");
code->assembled=false;
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}
Code *Assembler::Assemble(std::string source,uint32_t address)
{
std::stringstream out;
code->address=address;
size_t srcsize=source.size();
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unsigned char src_char[srcsize+1];
strcpy(reinterpret_cast<char*>(src_char), source.c_str());
err2=ks_asm(ks, reinterpret_cast<const char*>(src_char), code->address, &code->content, &code->size, &srcsize);
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if (err2 != KS_ERR_OK)
{
log->append("Erreur d'assemblage");
code->size=0;
code->assembled=false;
}
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else
{
out << "Assemblage réussi, taille du code :" << code->size;
code->assembled=true;
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log->append(out.str());
/*out.str("");
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out.clear();
if (codesize < 30)
{
out << " ";
for (size_t count = 0; count < codesize; count++)
out << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (int)((uint8_t)code[count]) ;
log->append(out.str());
}*/
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}
return code;
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}
//----------------------------------------------------------------------
// Classe VMEngine
//----------------------------------------------------------------------
class VMEngine
{
public:
VMEngine(TextWindow *log);
void Configure(State *init,Code *code);
void Run(Code *code, uint32_t start, uint32_t stop, uint64_t timeout);
std::string getRegs(int level);
private:
uc_engine *uc;
uc_err err;
TextWindow *log;
};
VMEngine::VMEngine(TextWindow *log) : log(log)
{
std::stringstream out;
err = uc_open(UC_ARCH_X86, UC_MODE_16, &uc);
if (err != UC_ERR_OK) {
out << "Impossible d'initialiser la machine virtuelle: " << err;
log->append(out.str());
}
else
log->append("Initialisation de l'ordinateur IA86");
}
// Level 1 : IP AL
// Level 2 : IP AX
// Level 3 : IP AX BX CX DX
// Level 4 : IP AX BX CX DX FLAGS
// Level 5 : IP AX BX CX DX FLAGS SI DI
// Level 6 : IP AX BX CX DX FLAGS SI DI SP BP
// Level 7 : IP AX BX CX DX FLAGS SI DI SP BP CS DS ES SS
// Level 8 : IP AX BX CX DX FLAGS SI DI SP BP CS DS ES SS FS GS
// Level 9 : EIP EAX EBX ECX EDX EFLAGS ESI EDI ESP EBP CS DS ES SS FS GS
// Level 10 : EIP EAX EBX ECX EDX EFLAGS ESI EDI ESP EBP CS DS ES SS FS GS ST0 ST1 ST2 ST3 ST4 ST5 ST6 ST7
// Level 11 : EIP EAX EBX ECX EDX EFLAGS ESI EDI ESP EBP CS DS ES SS FS GS ST0 ST1 ST2 ST3 ST4 ST5 ST6 ST7 CR0 CR2 CR3 CR4 CR8
// Level 12 : EIP EAX EBX ECX EDX EFLAGS ESI EDI ESP EBP CS DS ES SS FS GS ST0 ST1 ST2 ST3 ST4 ST5 ST6 ST7 CR0 CR2 CR3 CR4 CR8 DB0 DB1 DB2 DB3 DB6 DB7
std::string VMEngine::getRegs(int level)
{
int regsi836[] = {
UC_X86_REG_EAX, UC_X86_REG_EBX, UC_X86_REG_ECX, UC_X86_REG_EDX,
UC_X86_REG_ESI, UC_X86_REG_EDI,
UC_X86_REG_EBP, UC_X86_REG_ESP,
UC_X86_REG_CS,UC_X86_REG_DS,UC_X86_REG_ES,UC_X86_REG_SS,UC_X86_REG_FS,UC_X86_REG_GS,
UC_X86_REG_EIP,UC_X86_REG_EFLAGS
};
void *ptrs[sizeof(regsi836)];
uint32_t vals[sizeof(regsi836)];
for (size_t i = 0; i < sizeof(regsi836); i++) {
ptrs[i] = &vals[i];
}
err = uc_reg_read_batch(uc, regsi836, ptrs, sizeof(regsi836));
if (err > 0) {
log->append("Erreur lors de la récupération des registres depuis la VM");
return "";
}
std::stringstream out;
if (level > 8)
out << "EAX:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[0] << " | ";
if (level > 1)
out << "AX:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[0] & 0x0000FFFF) << " | ";
if (level > 1)
out << "AH:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << ((vals[0] & 0xFF00) >> 8) << " | ";
out << "AL:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (vals[0] & 0xFF) << "\n";
if (level > 8)
out << "EBX:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[1] << " | ";
if (level > 2)
out << "BX:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[1] & 0x0000FFFF) << " | ";
if (level > 2)
out << "BH:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << ((vals[1] & 0xFF00) >> 8) << " | ";
if (level > 2)
out << "BL:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (vals[1] & 0xFF) << "\n";
if (level > 8)
out << "ECX:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[2] << " | ";
if (level > 2)
out << "CX:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[2] & 0x0000FFFF) << " | ";
if (level > 2)
out << "CH:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << ((vals[2] & 0xFF00) >> 8) << " | ";
if (level > 2)
out << "CL:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (vals[2] & 0xFF) << "\n";
if (level > 8)
out << "EDX:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[3] << " | ";
if (level > 2)
out << "DX:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[3] & 0x0000FFFF) << " | ";
if (level > 2)
out << "DH:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << ((vals[3] & 0xFF00) >> 8) << " | ";
if (level > 2)
out << "DL:" << std::uppercase << std::setfill('0') << std::setw(2) << std::hex << (vals[3] & 0xFF) << "\n";
if (level > 8)
out << "ESI:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[4] << " | ";
if (level > 4)
out << "SI:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[4] & 0x0000FFFF) << "\n";
if (level > 8)
out << "EDI:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[5] << " | ";
if (level > 4)
out << "DI:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[5] & 0x0000FFFF) << "\n";
if (level > 8)
out << "EBP:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[6] << " | ";
if (level > 5)
out << "BP:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[6] & 0x0000FFFF) << "\n";
if (level > 8)
out << "ESP:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[7] << " | ";
if (level > 5)
out << "SP:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[7] & 0x0000FFFF) << "\n";
if (level > 6)
out << "CS:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[8] & 0x0000FFFF) << " | ";
if (level > 6)
out << "DS:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[9] & 0x0000FFFF) << " | ";
if (level > 6)
out << "ES:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[10] & 0x0000FFFF) << "\n";
if (level > 6)
out << "SS:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[11] & 0x0000FFFF) << " | ";
if (level > 7)
out << "FS:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[12] & 0x0000FFFF) << " | ";
if (level > 7)
out << "GS:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[13] & 0x0000FFFF) << "\n";
if (level > 8)
out << "EIP:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[14] << " | ";
out << "IP:" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << (vals[14] & 0x0000FFFF) << "\n";
if (level > 3)
if (level < 9)
out << "FLAGS:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << (vals[15] & 0xFFFF)<< "";
else
out << "EFLAGS:" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << vals[15] << "";
return out.str();
}
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void VMEngine::Configure(State *init, Code *code)
{
std::stringstream out;
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out << "Configuration initiale de l'ordinateur IA86:\n ";
err = uc_reg_write(uc, UC_X86_REG_EIP, &init->dump.regs.eip);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: EIP");
else
if (init->dump.regs.eip != 0x00000000)
if ((init->dump.regs.eip & 0xFFFF0000) == 0x00000000)
out << " IP=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.ip << " ";
else
out << "EIP=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.eip << " ";
err = uc_reg_write(uc, UC_X86_REG_EDI, &init->dump.regs.edi);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: EDI");
else
if (init->dump.regs.edi != 0x00000000)
if ((init->dump.regs.edi & 0xFFFF0000) == 0x00000000)
out << " DI=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.di << " ";
else
out << "EDI=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.edi << " ";
err = uc_reg_write(uc, UC_X86_REG_ESI, &init->dump.regs.esi);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: ESE");
else
if (init->dump.regs.esi != 0x00000000)
if ((init->dump.regs.esi & 0xFFFF0000) == 0x00000000)
out << " SI=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.si << " ";
else
out << "ESI=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.esi << " ";
err = uc_reg_write(uc, UC_X86_REG_EBP, &init->dump.regs.ebp);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: EBP");
else
if (init->dump.regs.ebp != 0x00000000)
if ((init->dump.regs.ebp & 0xFFFF0000) == 0x00000000)
out << " BP=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.bp << " ";
else
out << "EBP=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.ebp << " ";
err = uc_reg_write(uc, UC_X86_REG_ESP, &init->dump.regs.esp);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: ESP");
else
if (init->dump.regs.esp != 0x00000000)
if ((init->dump.regs.esp & 0xFFFF0000) == 0x00000000)
out << " SP=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.sp << " ";
else
out << "ESP=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.esp << " ";
err = uc_reg_write(uc, UC_X86_REG_EBX, &init->dump.regs.ebx);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: EBX");
else
if (init->dump.regs.ebx != 0x00000000)
if ((init->dump.regs.ebx & 0xFFFF0000) == 0x00000000)
out << " BX=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.bx << " ";
else
out << "EBX=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.ebx << " ";
err = uc_reg_write(uc, UC_X86_REG_EDX, &init->dump.regs.edx);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: EDX");
else
if (init->dump.regs.edx != 0x00000000)
if ((init->dump.regs.edx & 0xFFFF0000) == 0x00000000)
out << " DX=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.dx << " ";
else
out << "EDX=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.edx << " ";
err = uc_reg_write(uc, UC_X86_REG_ECX, &init->dump.regs.ecx);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: ECX");
else
if (init->dump.regs.ecx != 0x00000000)
if ((init->dump.regs.ecx & 0xFFFF0000) == 0x00000000)
out << " CX=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.cx << " ";
else
out << "ECX=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.ecx << " ";
err = uc_reg_write(uc, UC_X86_REG_EAX, &init->dump.regs.eax);
if (err != UC_ERR_OK)
log->append("Impossible d'initialiser le registre: EAX");
else
if (init->dump.regs.eax != 0x00000000)
if ((init->dump.regs.eax & 0xFFFF0000) == 0x00000000)
out << " AX=" << std::uppercase << std::setfill('0') << std::setw(4) << std::hex << init->dump.regs.ax << " ";
else
out << "EAX=" << std::uppercase << std::setfill('0') << std::setw(8) << std::hex << init->dump.regs.eax << " ";
log->append(out.str());
uc_mem_map(uc, init->dump.regs.eip, 1 * 1024 * 1024, UC_PROT_ALL);
err = uc_mem_write(uc, init->dump.regs.eip, code->content, code->size);
if (err)
{
code->loaded=false;
log->append("Erreur de copie mémoire dans la machine virtuelle");
return;
}
else
code->loaded=true;
}
void VMEngine::Run(Code *code,uint32_t start, uint32_t stop, uint64_t timeout)
{
err=uc_emu_start(uc, start, stop, timeout, 0);
if (err)
{
log->append("Erreur lors de l'exécution de la machine virtuelle");
code->executed=false;
return;
}
else
{
code->executed="true";
}
}
//----------------------------------------------------------------------
// Classe Menu
//----------------------------------------------------------------------
class Menu final : public finalcut::FDialog
{
public:
// Constructor
explicit Menu (finalcut::FWidget* = nullptr);
// Disable copy constructor
Menu (const Menu&) = delete;
// Destructor
~Menu() override = default;
// Disable copy assignment operator (=)
Menu& operator = (const Menu&) = delete;
// Methods
void setGoal(int num);
void loadGoal();
private:
int scenario=0;
Code *code = new Code();
void configureFileMenuItems();
void initMenusCallBack ();
void initMenus();
void initMisc();
void initNow();
void initCore();
void compile();
void exec();
void trace();
void step();
void verify();
void initWindows();
void splash();
void initLayout() override;
void adjustSize() override;
// Event handler
void onClose (finalcut::FCloseEvent*) override;
// Callback method
void cb_message (const finalcut::FMenuItem*);
// Data members
finalcut::FString line{13, finalcut::UniChar::BoxDrawingsHorizontal};
finalcut::FMenuBar Menubar{this};
finalcut::FMenu Game{"&Partie", &Menubar};
finalcut::FMenuItem New{"&Nouvelle partie", &Game};
finalcut::FMenuItem Line2{&Game};
finalcut::FMenuItem Quit{"&Quitter", &Game};
finalcut::FMenu Options{"&Options", &Menubar};
finalcut::FMenu Tools{"&Outils", &Menubar};
finalcut::FMenuItem Assemble{"&Compilation", &Tools};
finalcut::FMenuItem Rearange{"&Ordonne les fenêtres", &Tools};
finalcut::FMenu Debug{"&Déboguage", &Menubar};
finalcut::FMenuItem Run{"&Exécuter", &Debug};
finalcut::FMenuItem End{"&Terminer", &Debug};
finalcut::FMenuItem TraceInto{"Pas à pas &détaillé", &Debug};
finalcut::FMenuItem StepOver{"&Pas à pas", &Debug};
finalcut::FMenuItem Breakpoint{"&Point d'arrêt", &Debug};
finalcut::FDialogListMenu Window{"&Fenêtres", &Menubar};
finalcut::FMenu Help{"&Aide", &Menubar};
finalcut::FMenuItem About{"&A propos", &Help};
finalcut::FLabel Info{this};
finalcut::FStatusBar Statusbar{this};
TextWindow log{this};
TextWindow view{this};
ListWindow debug{this};
TextFixedWindow regs{this};
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TextFixedWindow flags{this};
TextFixedWindow stack{this};
TextFixedWindow mem{this};
TextFixedWindow tuto{this};
TextFixedWindow screen{this};
TextEditWindow edit{this};
VMEngine vm{&log};
Assembler asmer{&log};
Desassembler unasmer{&log};
};
Menu::Menu (finalcut::FWidget* parent)
: finalcut::FDialog{parent}
{
initNow();
}
void Menu::initNow()
{
initWindows();
initMisc();
initMenus();
initMenusCallBack();
initCore();
}
void Menu::initCore()
{
setGoal(0);
}
void Menu::initWindows()
{
log.setText ("Journaux");
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log.setGeometry ( FPoint { 63, 45 }, FSize{60, 11} );
log.setResizeable();
log.append("Lancement des journaux");
log.show();
edit.setText ("Code source");
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edit.setGeometry ( FPoint { 01, 17 }, FSize{39, 27} );
edit.setResizeable();
edit.show();
view.setText ("Objectif");
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view.setGeometry ( FPoint { 01, 45 }, FSize{60, 11} );
view.setResizeable();
view.show();
regs.setText ("Registres");
regs.setGeometry ( FPoint { 01, 01 }, FSize{40, 15} );
regs.show();
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flags.setText ("Drapeaux");
flags.setGeometry ( FPoint { 60, 01 }, FSize{15, 15} );
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flags.show();
stack.setText ("Pile");
stack.setGeometry ( FPoint { 43, 01 }, FSize{15, 15} );
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stack.show();
mem.setText ("Mémoire");
mem.setGeometry ( FPoint { 77, 01 }, FSize{108, 15} );
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mem.show();
tuto.setText ("Guide");
tuto.setGeometry ( FPoint { 125, 45 }, FSize{60, 11} );
tuto.setResizeable();
tuto.show();
screen.setText ("Ecran");
screen.setGeometry ( FPoint { 105, 18 }, FSize{80, 25} );
screen.show();
debug.setText ("Instructions");
debug.setGeometry ( FPoint { 42, 17 }, FSize{60, 27} );
debug.setResizeable();
debug.show();
}
void Menu::initMenus()
{
Game.setStatusbarMessage ("Menu principal du jeu");
Options.setStatusbarMessage ("Options du logiciel IA86");
Tools.setStatusbarMessage ("Outils divers");
Debug.setStatusbarMessage ("Fonctionnalitées de déboguages");
Window.setStatusbarMessage ("Fenêtres en cours d'exécution");
Help.setStatusbarMessage ("Aide et informations IA86");
Line2.setSeparator();
New.addAccelerator (FKey::Meta_n);
New.setStatusbarMessage ("Debuter une nouvelle partie");
Quit.addAccelerator (FKey::Meta_x);
Quit.setStatusbarMessage ("Quitter IA86");
Run.addAccelerator (FKey::Meta_f9);
Run.setStatusbarMessage ("Exécuter le programme - seul un breakpoint arrête");
TraceInto.addAccelerator (FKey::F7);
TraceInto.setStatusbarMessage ("Pas à pas détaillé - entre dans les CALL");
StepOver.addAccelerator (FKey::F8);
StepOver.setStatusbarMessage ("Pas à pas - ne rentre pas dans les CALL");
Assemble.addAccelerator (FKey::F2);
Assemble.setStatusbarMessage ("Assemble le source vers du code machine");
Rearange.addAccelerator (FKey::F1);
Rearange.setStatusbarMessage ("Reorganise les fenêtres dans leur état initial");
Breakpoint.addAccelerator (FKey::F5);
Breakpoint.setStatusbarMessage ("Enlève ou met un point d'arrêt");
End.addAccelerator (FKey::Meta_f2);
End.setStatusbarMessage ("Termine le programme et remet à zéro la machine IA86");
About.setStatusbarMessage ("A propos de IA86");
}
void Menu::initMenusCallBack()
{
Quit.addCallback
(
"clicked",
finalcut::getFApplication(),
&finalcut::FApplication::cb_exitApp,
this
);
Assemble.addCallback
(
"clicked",
this,
&Menu::compile
);
Run.addCallback
(
"clicked",
this,
&Menu::exec
);
Rearange.addCallback
(
"clicked",
this,
&Menu::initWindows
);
TraceInto.addCallback
(
"clicked",
this,
&Menu::trace
);
StepOver.addCallback
(
"clicked",
this,
&Menu::step
);
}
void Menu::initMisc()
{
Info << " █████ █████████ ████████ ████████ \n"
<< "░░███ ███░░░░░███ ███░░░░███ ███░░░░███\n"
<< " ░███ ░███ ░███ ░███ ░███ ░███ ░░░ \n"
<< " ░███ ░███████████ ░░████████ ░█████████ \n"
<< " ░███ ░███░░░░░███ ███░░░░███ ░███░░░░███\n"
<< " ░███ ░███ ░███ ░███ ░███ ░███ ░███\n"
<< " █████ █████ █████░░████████ ░░████████ \n"
<< "░░░░░ ░░░░░ ░░░░░ ░░░░░░░░ ░░░░░░░░ \n"
<< "THE EVEN MORE PEDAGOGICAL SYSTEM !!\n"
<< "\n"
<< "Episode 1 : Apprendre l'assembleur X86";
Statusbar.setMessage("THE EVEN MORE PEDAGOGICAL SYSTEM !!");
}
void Menu::initLayout()
{
Info.setGeometry(FPoint{2, 1}, FSize{43, 12});
FDialog::initLayout();
}
void Menu::adjustSize()
{
const auto pw = int(getDesktopWidth());
const auto ph = int(getDesktopHeight());
setX (1 + (pw - int(getWidth())) / 2, false);
setY (1 + (ph - int(getHeight())) / 4, false);
finalcut::FDialog::adjustSize();
}
void Menu::onClose (finalcut::FCloseEvent* ev)
{
finalcut::FApplication::closeConfirmationDialog (this, ev);
}
void Menu::setGoal(int num)
{
scenario=num;
loadGoal();
}
void Menu::loadGoal()
{
view.setText("Objectif: "+goals[scenario].title);
view.append(goals[scenario].description);
edit.set(goals[scenario].code);
}
void Menu::compile()
{
code=asmer.Assemble(edit.get(),goals[scenario].init.dump.regs.eip);
debug.set(unasmer.Desassemble(code));
}
void Menu::verify()
{
}
void Menu::exec()
{
if (!code->assembled)
{
finalcut::FMessageBox::error(this, "Vous devez compiler le source d'abord !");
return;
}
if (!code->executed)
vm.Configure(&goals[scenario].init,code);
vm.Run(code,code->address,code->address+code->size,0);
regs.set(vm.getRegs(goals[scenario].level));
}
void Menu::trace()
{
if (!code->assembled)
{
finalcut::FMessageBox::error(this, "Vous devez compiler le source d'abord !");
return;
}
if (!code->executed)
vm.Configure(&goals[scenario].init,code);
}
void Menu::step()
{
if (!code->assembled)
{
finalcut::FMessageBox::error(this, "Vous devez compiler le source d'abord !");
return;
}
if (!code->executed)
vm.Configure(&goals[scenario].init,code);
}
//----------------------------------------------------------------------
// Fonction Main
//----------------------------------------------------------------------
int main (int argc, char* argv[])
{
finalcut::FApplication app {argc, argv};
Menu main_dlg {&app};
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main_dlg.setText ("IA86");
main_dlg.setSize ({50, 14});
main_dlg.setShadow();
main_dlg.show();
finalcut::FWidget::setMainWidget (&main_dlg);
//usleep(5 * 1000000);
main_dlg.hide();
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return app.exec();
}