On Mon, Oct 17, 2005, Adam Jones wrote:
> int main (void)
> {
> BIO *bmem, *b64;
> BUF_MEM *bptr;
> char message[] = "Hello World \n";
> int written = 0;
>
> b64 = BIO_new(BIO_f_base64());
> bmem = BIO_new(BIO_s_mem());
> b64 = BIO_push(b64, bmem);
> written = BIO_write(b64, message, strlen(message));
> cout << written << endl;
> BIO_get_mem_ptr(b64, &bptr);
> BIO_flush(b64);
> BIO_free_all(b64);
> }
>
> This should be straight forward, but it is not. It appears that base64
> encoding to something other than stdout or a file does not work. I am using
> vc++ 6.0, on windows platform. I can't get it to work with stdout either. I
> get no compile or runtime errors. The &bptr gets a valid address, but the
> address has nothing in it. Also the system tells me that 13 characters were
> written, which is the correct number.Does anyone see why this is not working
> correctly? I have even change the line BIO_get_mem_ptr(b64, &bptr); to
> BIO_get_mem_ptr(bmem, &bptr); which does nothing.
>
> Thanks in Advance.......
>
Have you tried looking at the contents of bptr before you free the BIOs? The
BIO_free_all() calls will free up the memory buffer.
Steve.
--
Dr Stephen N. Henson. Email, S/MIME and PGP keys: see homepage
OpenSSL project core developer and freelance consultant.
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