Sortix 1.1dev nightly manual
This manual documents Sortix 1.1dev nightly, a development build that has not been officially released. You can instead view this document in the latest official manual.
| SSL_GET_FD(3) | Library Functions Manual | SSL_GET_FD(3) |
NAME
SSL_get_fd,
SSL_get_rfd,
SSL_get_wfd —
get file descriptor linked to an SSL object
SYNOPSIS
#include
<openssl/ssl.h>
int
SSL_get_fd(const
SSL *ssl);
int
SSL_get_rfd(const
SSL *ssl);
int
SSL_get_wfd(const
SSL *ssl);
DESCRIPTION
SSL_get_fd() returns the file descriptor
which is linked to ssl.
SSL_get_rfd() and
SSL_get_wfd() return the file descriptors
for the read or the write channel, which can be different. If the read and the
write channel are different, SSL_get_fd()
will return the file descriptor of the read channel.
RETURN VALUES
The following return values can occur:- −1
- The operation failed, because the underlying BIO is not of the correct type (suitable for file descriptors).
- ≥0
- The file descriptor linked to ssl.
SEE ALSO
BIO_new(3), ssl(3), SSL_set_fd(3)HISTORY
SSL_get_fd() appeared in SSLeay 0.4 or
earlier and has been available since OpenBSD 2.4.
SSL_get_rfd() and
SSL_get_wfd() first appeared in OpenSSL
0.9.6c and have been available since OpenBSD
3.2.| March 27, 2018 | Debian |