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NE_SESSION_CREATE(3) neon API reference NE_SESSION_CREATE(3)
NAME
ne_session_create, ne_close_connection, ne_session_proxy,
ne_session_destroy - set up HTTP sessions
SYNOPSIS
#include
ne_session *ne_session_create(const char *scheme,
const char *hostname,
unsigned int port);
void ne_session_proxy(ne_session *session,
const char *hostname,
unsigned int port);
void ne_close_connection(ne_session *session);
void ne_session_destroy(ne_session *session);
DESCRIPTION
An ne_session object represents an HTTP session - a
logical grouping of a sequence of HTTP requests made to a
certain server. Any requests made using the session can
use a persistent connection, share cached authentication
credentials and any other common attributes.
A new HTTP session is created using ne_session_create,
giving the hostname and port of the server to use, along
with the scheme used to contact the server (usually
"http"). Before the first use of ne_session_create in a
process, ne_sock_init must have been called to perform any
global initialization needed by any libraries used by
neon.
To enable SSL/TLS for the session, pass the string "https"
as the scheme parameter, and either register a certificate
verification function (see ne_ssl_set_verify) or trust the
appropriate certificate (see ne_ssl_trust_cert,
ne_ssl_trust_default_ca).
If an HTTP proxy server should be used for the session,
ne_session_proxy must be called giving the hostname and
port on which to contact the proxy.
Further per-session options may be changed using the
ne_set_request_flag interface.
If it is known that the session will not be used for a
significant period of time, ne_close_connection can be
called to close the connection, if one remains open. Use
of this function is entirely optional, but it must not be
called if there is a request active using the session.
Once a session has been completed, ne_session_destroy must
be called to destroy the resources associated with the
session. Any subsequent use of the session pointer
produces undefined behaviour.
NOTES
The hostname passed to ne_session_create is resolved when
the first request using the session is dispatched; a DNS
resolution failure can only be detected at that time
(using the NE_LOOKUP error code); see ne_request_dispatch
for details.
RETURN VALUES
ne_session_create will return a pointer to a new session
object (and never NULL).
EXAMPLES
Create and destroy a session:
ne_session *sess;
sess = ne_session_create("http", "host.example.com", 80);
/* ... use sess ... */
ne_session_destroy(sess);
SEE ALSO
ne_ssl_set_verify, ne_ssl_trust_cert, ne_sock_init,
ne_set_session_flag
AUTHOR
Joe Orton
Author.
COPYRIGHT
neon 0.28.2 3 April 2008 NE_SESSION_CREATE(3)