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Copy pathHelpFuncs.cpp
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352 lines (303 loc) · 8.02 KB
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#define RET_NO_ERRORS ErrorReturn_t (RET_SUCCESS)
#define CATCH_CONS(data, message, code) \
catch (ExceptionHandler& e) \
CONS_EXCEPTION (expn_, message, code, e)
#define MIN(a, b) (((a) > (b)) ? (b) : (a))
#define MAX(a, b) (((a) < (b)) ? (b) : (a))
class StackData_t;
bool isNum (std::string* str);
bool IsString (std::string* str);
bool IsArgValue (const int8_t& flag);
int8_t _GetString (FILE* f, std::string* str, int8_t del);
std::string GetAsmNumString (int val, const char* operand = "dword");
void PushStackValueJit (stack<StackData_t>* st, int dump_start, JitCompiler_t* comp, exception_data* expn);
bool isNum (std::string* str)
{
bool first = true;
STL_LOOP (i, *str)
{
if (first && (*i != '-' && *i != '+') && !isdigit (*i))
return false;
else
{
first = false;
continue;
}
if (!first && !isdigit (*i))
return false;
}
return true;
}
bool IsString (std::string* str)
{
return (*(str->begin ()) == '"' && *(str->rbegin ()) == '"');
}
struct VarDescriptor_t
{
int64_t num;
int16_t die;
int64_t typeCode;
bool pointer;
};
struct VarData_t
{
void* var;
int64_t code;
size_t size;
VarData_t (void* var_, int64_t code_, size_t size_) :
var (var_),
code (code_),
size (size_)
{}
VarData_t (const VarData_t& that) :
var (that.var),
code (that.code),
size (that.size)
{}
VarData_t& operator = (const VarData_t& that)
{
var = that.var;
code = that.code;
size = that.size;
return *this;
}
VarData_t () :
var (nullptr),
code (0),
size (0)
{}
void Free ()
{
if (size > 0) var = new int8_t [size];
}
void Delete ()
{
if (var) delete [] reinterpret_cast<int8_t*> (var);
var = nullptr;
}
~VarData_t ()
{
Delete ();
}
};
bool IsArgValue (const int8_t& flag)
{
if (flag != ARG_NUM &&
flag != ARG_VAR &&
flag != ARG_REG &&
flag != ARG_STR)
return false;
return true;
}
struct ErrorReturn_t
{
int retVal;
std::string errorText;
ErrorReturn_t () :
retVal (),
errorText ()
{}
ErrorReturn_t (int val) :
retVal (val),
errorText ()
{}
ErrorReturn_t (int val, const char* text) :
retVal (val),
errorText (text)
{}
ErrorReturn_t (int val, std::string text) :
retVal (val),
errorText (text)
{}
};
int8_t _GetString (FILE* f, std::string* str, int8_t del)
{
int8_t c = ' ';
bool str_ = false;
bool str_found = false;
while (c == ' ') c = static_cast<int8_t> (fgetc (f));
int iteration = 0;
while (c != '\n' &&
c != EOF &&
(str_ || c != ' ') &&
c != del && (!str_found || str))
{
if (c == '"' && iteration == 0) {str_ = true; str_found = true;}
else if (c == '"') str_ = false;
if (str_ && c == '\\')
{
switch (c = static_cast<int8_t> (fgetc (f)))
{
case 'n':
*str += '\n';
break;
case 'r':
*str += '\r';
break;
case '\\':
*str += '\\';
break;
case '"':
*str += '"';
str_ = true;
break;
default:
*str += '\\';
*str += c;
break;
}
}
else
{
*str += c;
}
c = static_cast<int8_t> (fgetc (f));
iteration++;
}
return c;
}
struct ExpectedArg_t
{
std::vector<int8_t> expFlag1;
std::vector<int8_t> expFlag2;
ExpectedArg_t (int n_flag1, int n_flag2, ...) :
expFlag1 (),
expFlag2 ()
{
va_list arg; va_start (arg, n_flag2);
for (int i = 0; i < n_flag1; i++) expFlag1.push_back (int8_t(va_arg (arg, int)));
for (int i = 0; i < n_flag2; i++) expFlag2.push_back (int8_t(va_arg (arg, int)));
va_end (arg);
if (n_flag1 == 0) expFlag1.push_back (ARG_NULL);
if (n_flag2 == 0) expFlag2.push_back (ARG_NULL);
}
~ExpectedArg_t ()
{ }
};
template<class T> typename std::vector<T>::const_iterator find (const std::vector<T>& vec, const T& data)
{
STL_LOOP (i, vec) if (*i == data) return i;
return vec.end ();
}
struct StackData_t
{
int64_t data;
size_t size;
template <typename T>
StackData_t (T data_ = 0, size_t size_ = 0) :
data (static_cast <int64_t> (data_)),
size (size_)
{}
bool operator! ()
{
return (data == 0);
}
template <typename T>
operator T ()
{
return reinterpret_cast <T> (data);
}
friend std::ostream& operator<< (std::ostream& output, const StackData_t& s)
{
output << s.data;
return output;
}
};
std::string GetAsmNumString (int val, const char* operand /* = "dword" */)
{
char val_[MAX_PATH] = "";
itoa (val, val_, 16);
std::string val_str;
val_str += std::string (operand) + " (0" + val_ + "h)";
return val_str;
}
void PushStackValueJit (stack<StackData_t>* st, int dump_start, JitCompiler_t* comp, exception_data* expn)
{
int size = st->size() - dump_start;
if (size <= 0)
return;
if (size == 1)
{
comp->ParameterPush ((*st)[dump_start + size - 1].data);
}
else
if ((st->size() - dump_start) == 2)
{
comp->ParameterPush ((*st)[dump_start + size - 1].data,
(*st)[dump_start + size - 2].data);
}
else
if ((st->size() - dump_start) == 3)
{
comp->ParameterPush ((*st)[dump_start + size - 1].data,
(*st)[dump_start + size - 2].data,
(*st)[dump_start + size - 3].data);
}
else
if ((st->size() - dump_start) == 4)
{
comp->ParameterPush ((*st)[dump_start + size - 1].data,
(*st)[dump_start + size - 2].data,
(*st)[dump_start + size - 3].data,
(*st)[dump_start + size - 4].data);
}
else
{
comp->ParameterPush ((*st)[dump_start + size - 1].data,
(*st)[dump_start + size - 2].data,
(*st)[dump_start + size - 3].data,
(*st)[dump_start + size - 4].data);
for (stack<StackData_t>::iterator i (st, & (*st)[dump_start + size - 4]);
i > stack<StackData_t>::iterator (st, & (*st)[dump_start]);
i--)
{
switch (i->size)
{
case sizeof (int8_t):
comp->push<int8_t> (static_cast<int8_t> (i->data));
break;
case sizeof (int16_t):
comp->push<int16_t> (static_cast<int16_t> (i->data));
break;
case sizeof (int32_t):
comp->push<int32_t> (static_cast<int32_t> (i->data));
break;
case sizeof (int64_t):
comp->push<int64_t> (static_cast<int64_t> (i->data));
break;
default:
NAT_EXCEPTION (expn, "Failed to emit \"push\", invalid operand size", ERROR_INVALID_OP_SIZE_SWITCH)
}
}
}
}
struct MemberVarDescriptor_t
{
int64_t num;
int64_t offset;
int64_t typeCode;
};
struct FuncStructPair_t
{
int64_t func_;
int64_t struct_;
};
struct CallInfo_t
{
int retLine;
int var;
CallInfo_t (int retLine_ = 0, int var_ = 0) :
retLine (retLine_),
var (var_)
{}
friend std::ostream& operator<< (std::ostream& output, const CallInfo_t& s)
{
output << s.retLine;
return output;
}
};
struct JmpPatchData_t
{
int32_t first, second;
bool offset;
};
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