MASM32: Удалить все нули из введённой строки символов - Assembler

.386
.Model Flat, STDCall
Option casemap:none
include \masm32\include\windows.inc
include \masm32\include\kernel32.inc
include \masm32\include\msvcrt.inc
includelib \masm32\lib\kernel32.lib
includelib \masm32\lib\msvcrt.lib
 
.Data
    sTitle db "Lab 05", 0;
    
    sQuestion db "Enter text:", 0;
    sQuestionLength = $-sQuestion;
 
    sFormat db "String length: %d", 10, "%s";
    sFormatLength = $-sFormat;
    
.Code
main Proc
    local hStdOut:DWORD
    local hStdIn:DWORD
    nBufferLength = 1024;
    local hBuffer[nBufferLength]:Byte
    local nOffset:DWORD
    local hPrintBuffer[nBufferLength]:Byte;
    local nCharsWritten:DWORD
    local nCharsRead:DWORD
    local nStringLength:DWORD
    
    Invoke AllocConsole;
    Invoke SetConsoleTitleA, Offset sTitle;
 
    Invoke GetStdHandle, STD_OUTPUT_HANDLE;
    Mov hStdOut, EAX;
 
    Invoke GetStdHandle, STD_INPUT_HANDLE;
    Mov hStdIn, EAX;
 
    Invoke WriteConsoleA, hStdOut, Offset sQuestion, sQuestionLength, Addr nCharsWritten, NULL;
    Invoke ReadConsoleA, hStdIn, Addr hBuffer, nBufferLength, Addr nCharsRead, NULL;
 
    Mov ECX, nCharsRead;
    Mov nOffset, 0;
    CMP ECX, 0;
    JE ShowResult;
    StringLoop:
        ; Index
        Mov EBX, nCharsRead;
        Sub EBX, ECX;
        Mov AL, hBuffer[EBX];
        
        ; ","
        .If EAX == 44
            Mov EBX, nOffset;
            Add EBX, 1;
            Mov nOffset, EBX;
        .ElseIf EAX == 46
            Mov EBX, nOffset;
            Add EBX, 1;
            Mov nOffset, EBX;
        .Else
            Jmp ShowResult;
        .EndIf

        ; If string end reached
        .If EAX == 0
            Jmp ShowResult;
        .EndIf
    Loop StringLoop;
 
    ShowResult:
        Invoke crt_strlen, Addr hBuffer;
        Mov nStringLength, EAX;
        
        LEA EAX, hBuffer;
        Add EAX, nOffset;
        Push EAX;
        
        Push nStringLength;
        
        LEA EAX, sFormat;
        Push EAX;
        
        LEA EAX, hPrintBuffer;
        Push EAX;
        
        Call crt_sprintf;
        
        Add ESP, 16;
        Invoke WriteConsoleA, hStdOut, Addr hPrintBuffer, EAX, NULL, NULL;
    ShowResultEnd:
 
    WaitForInput:
        Invoke ReadConsoleA, hStdIn, Addr hPrintBuffer, nBufferLength, Addr nCharsRead, NULL;
 
    Return:
        Invoke CloseHandle, hStdIn;
        Invoke CloseHandle, hStdOut;
        Invoke ExitProcess, 0;
main EndP
End main