blob: 64e12d1776938d88be7ea9b41ff7ebd76875e030 [file] [log] [blame]
#ifndef _IPXE_OPEN_H
#define _IPXE_OPEN_H
/** @file
*
* Data transfer interface opening
*
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <stdarg.h>
#include <ipxe/tables.h>
#include <ipxe/socket.h>
struct uri;
struct interface;
/** Location types */
enum {
/** Location is a URI
*
* Parameter list for open() is:
*
* struct uri *uri;
*/
LOCATION_URI = 1,
/** Location is a URI string
*
* Parameter list for open() is:
*
* const char *uri_string;
*/
LOCATION_URI_STRING,
/** Location is a socket
*
* Parameter list for open() is:
*
* int semantics;
* struct sockaddr *peer;
* struct sockaddr *local;
*/
LOCATION_SOCKET,
};
/** A URI opener */
struct uri_opener {
/** URI protocol name
*
* This is the "scheme" portion of the URI, e.g. "http" or
* "file".
*/
const char *scheme;
/** Open URI
*
* @v intf Object interface
* @v uri URI
* @ret rc Return status code
*/
int ( * open ) ( struct interface *intf, struct uri *uri );
};
/** URI opener table */
#define URI_OPENERS __table ( struct uri_opener, "uri_openers" )
/** Register a URI opener */
#define __uri_opener __table_entry ( URI_OPENERS, 01 )
/** A socket opener */
struct socket_opener {
/** Communication semantics (e.g. SOCK_STREAM) */
int semantics;
/** Open socket
*
* @v intf Object interface
* @v peer Peer socket address
* @v local Local socket address, or NULL
* @ret rc Return status code
*/
int ( * open ) ( struct interface *intf, struct sockaddr *peer,
struct sockaddr *local );
};
/** Socket opener table */
#define SOCKET_OPENERS __table ( struct socket_opener, "socket_openers" )
/** Register a socket opener */
#define __socket_opener __table_entry ( SOCKET_OPENERS, 01 )
extern struct uri_opener * xfer_uri_opener ( const char *scheme );
extern int xfer_open_uri ( struct interface *intf, struct uri *uri );
extern int xfer_open_uri_string ( struct interface *intf,
const char *uri_string );
extern int xfer_open_named_socket ( struct interface *intf, int semantics,
struct sockaddr *peer, const char *name,
struct sockaddr *local );
extern int xfer_open_socket ( struct interface *intf, int semantics,
struct sockaddr *peer, struct sockaddr *local );
extern int xfer_vopen ( struct interface *intf, int type, va_list args );
extern int xfer_open ( struct interface *intf, int type, ... );
extern int xfer_vreopen ( struct interface *intf, int type,
va_list args );
#endif /* _IPXE_OPEN_H */