Files
FasmOnDelphi/Source/FasmOnDelphi.pas
2018-03-10 23:33:07 +03:00

277 lines
6.9 KiB
ObjectPascal

unit FasmOnDelphi platform;
{Delphi Translation&Tests:Artyom Gavrilov,Vlad Untkin.
Donate:https://money.yandex.ru/to/410014959153552}
interface
{$Define USEFasm4Delphi}
{$IFNDEF WIN32}
{$UNDEF USEFasm4Delphi}
{$ENDIF}
{$Define USEIOUtils}
{$IFDEF DCC}
{$IF CompilerVersion<23.0}
{$UNDEF USEIOUtils}
{$ENDIF}
{$ELSE}
{$UNDEF USEIOUtils}
{$ENDIF}
uses
System.SysUtils,
{$IFDEF USEFasm4Delphi}Fasm4Delphi,{$ENDIF}
{$IFDEF USEIOUtils}System.IOUtils{$ENDIF},Windows;
{$IFNDEF USEFasm4Delphi}
type
TFasmVersion=packed record
V1,V2:word;
end;
const
//General errors and conditions
FASM_OK =0;//FASM_STATE points to output
FASM_WORKING =1;
FASM_ERROR =2;//FASM_STATE contains error code
FASM_INVALID_PARAMETER =-1;
FASM_OUT_OF_MEMORY =-2;
FASM_STACK_OVERFLOW =-3;
FASM_SOURCE_NOT_FOUND =-4;
FASM_UNEXPECTED_END_OF_SOURCE =-5;
FASM_CANNOT_GENERATE_CODE =-6;
FASM_FORMAT_LIMITATIONS_EXCEDDED =-7;
FASM_WRITE_FAILED =-8;
FASM_INVALID_DEFINITION =-9;
//Error codes for FASM_ERROR condition
FASMERR_FILE_NOT_FOUND =-101;
FASMERR_ERROR_READING_FILE =-102;
FASMERR_INVALID_FILE_FORMAT =-103;
FASMERR_INVALID_MACRO_ARGUMENTS =-104;
FASMERR_INCOMPLETE_MACRO =-105;
FASMERR_UNEXPECTED_CHARACTERS =-106;
FASMERR_INVALID_ARGUMENT =-107;
FASMERR_ILLEGAL_INSTRUCTION =-108;
FASMERR_INVALID_OPERAND =-109;
FASMERR_INVALID_OPERAND_SIZE =-110;
FASMERR_OPERAND_SIZE_NOT_SPECIFIED =-111;
FASMERR_OPERAND_SIZES_DO_NOT_MATCH =-112;
FASMERR_INVALID_ADDRESS_SIZE =-113;
FASMERR_ADDRESS_SIZES_DO_NOT_AGREE =-114;
FASMERR_DISALLOWED_COMBINATION_OF_REGISTERS =-115;
FASMERR_LONG_IMMEDIATE_NOT_ENCODABLE =-116;
FASMERR_RELATIVE_JUMP_OUT_OF_RANGE =-117;
FASMERR_INVALID_EXPRESSION =-118;
FASMERR_INVALID_ADDRESS =-119;
FASMERR_INVALID_VALUE =-120;
FASMERR_VALUE_OUT_OF_RANGE =-121;
FASMERR_UNDEFINED_SYMBOL =-122;
FASMERR_INVALID_USE_OF_SYMBOL =-123;
FASMERR_NAME_TOO_LONG =-124;
FASMERR_INVALID_NAME =-125;
FASMERR_RESERVED_WORD_USED_AS_SYMBOL =-126;
FASMERR_SYMBOL_ALREADY_DEFINED =-127;
FASMERR_MISSING_END_QUOTE =-128;
FASMERR_MISSING_END_DIRECTIVE =-129;
FASMERR_UNEXPECTED_INSTRUCTION =-130;
FASMERR_EXTRA_CHARACTERS_ON_LINE =-131;
FASMERR_SECTION_NOT_ALIGNED_ENOUGH =-132;
FASMERR_SETTING_ALREADY_SPECIFIED =-133;
FASMERR_DATA_ALREADY_DEFINED =-134;
FASMERR_TOO_MANY_REPEATS =-135;
FASMERR_SYMBOL_OUT_OF_SCOPE =-136;
FASMERR_USER_ERROR =-140;
FASMERR_ASSERTION_FAILED =-141;
{$ENDIF}
type
TFasmError=FASMERR_ASSERTION_FAILED ..FASM_ERROR;
TFasmOutPut=record
Error:TFasmError;
OutStr:string;
end;
TFasmOut=record
OutData:Pointer;
sb:integer;
OutPut:TFasmOutPut;
end;
const
FASMPath='fasm';
function FasmVersion:TFasmVersion;
function FasmAssemble(const Source:AnsiString;cbMemorySize:cardinal;nPassesLimit:word=100):TFasmOut;
{function FasmAssembleToFile(const Source,OutFile:AnsiString;cbMemorySize:cardinal;nPassesLimit:word=100):TFasmOutPut;
function FasmAssembleFile(const Source:AnsiString;cbMemorySize:cardinal;nPassesLimit:word=100):TFasmOut;
function FasmAssembleFileToFile(const Source,OutFile:AnsiString;cbMemorySize:cardinal;nPassesLimit:word=100):TFasmOutPut;{}
procedure OpenFASM(Location:string=FASMPath;AsDll:boolean=false);
procedure SetFasmTemp(Path:string);
implementation
var
FasmLocation:string='FASM';
FasmTemp:string;
IsDll:boolean=false;
function RunFasm(Command:string):string;
var
StartupInfo:TStartupInfo;
ProcessInformation:TProcessInformation;
OutPut:THandle;
n:DWORD;
Buff:AnsiChar;
SecAtrtrs:TSecurityAttributes;
begin
SecAtrtrs.nLength:=SizeOf(TSecurityAttributes);
SecAtrtrs.lpSecurityDescriptor:=nil;
SecAtrtrs.bInheritHandle:=true;
ZeroMemory(@StartupInfo,SizeOf(StartupInfo));
StartupInfo.cb:=SizeOf(StartupInfo);
StartupInfo.dwFlags:=STARTF_USESTDHANDLES;
Createpipe(OutPut,StartupInfo.hStdOutput,@SecAtrtrs,0);
if not CreateProcess(nil,PChar('"'+FasmLocation+'" '+Command),nil,nil,true,NORMAL_PRIORITY_CLASS,nil,nil,StartupInfo,ProcessInformation)then
RaiseLastOSError;
WaitForSingleObject(ProcessInformation.hProcess,INFINITE);
Result:='';
while PeekNamedPipe(OutPut,@Buff,1,nil,@n,nil) do
if n<>0 then
begin
ReadFile(OutPut,Buff,1,n,nil);
Result:=Result+Buff;
end
else
break;
CloseHandle(OutPut);
CloseHandle(StartupInfo.hStdOutput);
CloseHandle(ProcessInformation.hThread);
CloseHandle(ProcessInformation.hProcess);
end;
function FasmVersion:TFasmVersion;
const
preverstr='version ';
var
s:string;
i:integer;
begin
{$IFDEF USEFasm4Delphi}
if IsDll then
Result:=fasm_GetVersion
else
begin
{$ENDIF}
s:=RunFasm('');
i:=Pos(preverstr,s)+length(preverstr);
Result.V1:=0;
while s[i]<>'.' do
begin
Result.V1:=Result.V1*10+ord(s[i])-ord('0');
inc(i);
end;
inc(i);
Result.V2:=0;
while(s[i]>='0')and(s[i]<='9')do
begin
Result.V2:=Result.V2*10+ord(s[i])-ord('0');
inc(i);
end;
{$IFDEF USEFasm4Delphi}
end;
{$ENDIF}
end;
function FasmAssemble(const Source:AnsiString;cbMemorySize:cardinal;nPassesLimit:word=100):TFasmOut;
{$IFDEF USEFasm4Delphi}
var
Mem:PFASM_STATE;
hDisp,hOut:THandle;
n:DWORD;
Buff:AnsiChar;
SecAtrtrs:TSecurityAttributes;
{$ENDIF}
begin
{$IFDEF USEFasm4Delphi}
if IsDll then
begin
SecAtrtrs.nLength:=SizeOf(TSecurityAttributes);
SecAtrtrs.lpSecurityDescriptor:=nil;
SecAtrtrs.bInheritHandle:=true;
CreatePipe(hOut,hDisp,@SecAtrtrs,0);
GetMem(Mem,cbMemorySize);
Result.OutPut.Error:=fasm_Assemble(PAnsiChar(Source),Mem,cbMemorySize,nPassesLimit,hDisp);
if Result.OutPut.Error=FASM_OK then
begin
end;
FreeMem(Mem);
Result.OutPut.OutStr:='';
while PeekNamedPipe(hOut,@Buff,1,nil,@n,nil) do
if n<>0 then
begin
ReadFile(hOut,Buff,1,n,nil);
Result.OutPut.OutStr:=Result.OutPut.OutStr+Buff;
end
else
break;
CloseHandle(hOut);
CloseHandle(hDisp);
end
else
begin
{$ENDIF}
{$IFDEF USEFasm4Delphi}
end;
{$ENDIF}
end;
procedure OpenFASM(Location:string=FASMPath;AsDll:boolean=false);
begin
{$IFDEF USEFasm4Delphi}
if IsDll then
FreeFASM;
IsDll:=AsDll;
if AsDll then
LoadFASM(Location);
FasmLocation:=Location;
{$ELSE}
if not AsDll then
FasmLocation:=Location;
{$ENDIF}
end;
procedure SetFasmTemp(Path:string);
begin
FasmTemp:=Path;
end;
{$IFDEF FPC}{$IFDEF WINDOWS}
var
Len:Integer;
{$ENDIF}{$ENDIF}
initialization
{$IFDEF FPC}
{$IFDEF WINDOWS}
begin
SetLength(Result,MAX_PATH);
Len:=GetTempPath(MAX_PATH,PChar(FasmTemp));
if Len<>0 then
begin
Len:=GetLongPathName(PChar(FasmTemp),nil,0);
GetLongPathName(PChar(FasmTemp),PChar(FasmTemp),Len);
SetLength(FasmTemp,Len-1);
end
else
FasmTemp:='';
end;
{$ELSE}
FasmTemp:='/tmp';
{$ENDIF}
{$ELSE}
FasmTemp:=TPath.GetTempPath;
{$ENDIF}
end.