#include<iostream>
#include<stdlib.h>


#include "ZerroArray.h"
using namespace std;

int main ()
{
	int count =1024;
	char *arr=new char [count];

	for (int i = 0; i < count; i++)
	{
		arr[i]=(char)rand();
	}
	for (int j = 0; j < count; j++)
	{
		cout<<(int)arr[j]<<" ";
	}

	ZerroArray(arr, count*sizeof(char));

	for (int k = 0; k < count; k++)
	{
		cout<<(int) arr [k]<<" " ;
	}

	cin.get();
	delete[] arr;
	return 0;
}

#ifndef ZERROARRAY_H
#define ZERROARRAY_H
extern "C" void ZerroArray(void *arr, int countInBytes);


#endif

.code
ZerroArray proc 
	cmp edx, 0
	jle Finished

	cmp edx, 1
	je SetFinalByte

	mov ax, 0
	mov r8d, edx
	shr edx,1

MainLoop:
	mov word ptr [rcx], ax
	add rcx,2
	dec edx
	jnz MainLoop

	and r8d,1
	jz Finished

SetFinalByte:
	mov byte prt [rcx],0

Finished:
	ret
ZerroArray endp
end

create table Bco(
Entidad smallint,
Sucursal smallint, 
Cuenta mediumint, 
Gaf smallint, 
TipodeDoc varchar(5), 
Documento int not null, 
NombreBeneficiario varchar (50), 
Mov smallint, 
Fecha date, 
Detalle varchar(30), 
Localidad varchar(30), 
TipodeMoneda tinyint, 
Importe double(10,2));
load data local infile 'C:/Bco.txt' into table bco FIELDS TERMINATED BY ';'lines terminated by '\n';

select * from Bco;