odbccp32: Implement SQLGetPrivateProfileString (try 4)

[Nikolay Sivov]

On 13.06.2015 12:41, Alistair Leslie-Hughes wrote:
> +    ret = SQLGetPrivateProfileStringW(sect, entry, string, retval, cbRetBuffer, file);
> +    if(ret)
> +    {
> +        int i, len;
> +
> +        len = ret < cbRetBuffer ? ret : cbRetBuffer;
> +        for (i=0; i < len; i++)
> +            RetBuffer[i] = retval[i];
> +        RetBuffer[i] = 0;
> +    }

You can't convert it like that, the idea is to do A->W conversion for 
inputs and W->A for output. Inputs are handled by heap_strdupAtoW(), so 
you need a single WideCharToMultiByte for retbuffer.