BIO_ctrl_get_read_request(3)BIO_ctrl_get_read_request(3)NAMEBIO_ctrl_get_read_request - Find out how many bytes were requested from
the BIO
SYNOPSIS
#include <openssl/bio.h>
size_t BIO_ctrl_get_read_request(
BIO *bio );
DESCRIPTION
The BIO_ctrl_get_read_request() function returns the number of bytes
that were last requested from bio by a BIO_read() operation. This is
useful for BIO pairs, for example, so that the application knows how
many bytes to supply to bio.
NOTES
When bio is NULL, the OpenSSL library calls assert().
RETURN VALUES
The following return values can occur: The number of bytes requested.
SEE ALSO
Functions: bio(3), BIO_s_mem(3), BIO_new_bio_pair(3)BIO_ctrl_get_read_request(3)