96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
#ifndef _GPXE_OPEN_H
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#define _GPXE_OPEN_H
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/** @file
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*
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* Data transfer interface opening
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*
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*/
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#include <stdarg.h>
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#include <gpxe/tables.h>
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struct xfer_interface;
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struct uri;
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struct sockaddr;
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/** Location types */
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enum {
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/** Location is a URI
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*
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* Parameter list for open() is:
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*
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* struct uri *uri;
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*/
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LOCATION_URI = 1,
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/** Location is a URI string
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*
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* Parameter list for open() is:
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*
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* const char *uri_string;
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*/
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LOCATION_URI_STRING,
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/** Location is a socket
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*
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* Parameter list for open() is:
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*
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* int semantics;
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* struct sockaddr *peer;
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* struct sockaddr *local;
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*/
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LOCATION_SOCKET,
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};
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/** A URI opener */
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struct uri_opener {
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/** URI protocol name
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*
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* This is the "scheme" portion of the URI, e.g. "http" or
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* "file".
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*/
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const char *scheme;
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/** Open URI
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*
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* @v xfer Data transfer interface
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* @v uri URI
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* @ret rc Return status code
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*/
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int ( * open ) ( struct xfer_interface *xfer, struct uri *uri );
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};
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/** Register a URI opener */
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#define __uri_opener __table ( struct uri_opener, uri_openers, 01 )
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/** A socket opener */
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struct socket_opener {
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/** Communication semantics (e.g. SOCK_STREAM) */
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int semantics;
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/** Address family (e.g. AF_INET) */
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int family;
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/** Open socket
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*
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* @v xfer Data transfer interface
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* @v peer Peer socket address
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* @v local Local socket address, or NULL
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* @ret rc Return status code
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*/
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int ( * open ) ( struct xfer_interface *xfer, struct sockaddr *peer,
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struct sockaddr *local );
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};
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/** Register a socket opener */
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#define __socket_opener __table ( struct socket_opener, socket_openers, 01 )
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extern int xfer_open_uri ( struct xfer_interface *xfer, struct uri *uri );
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extern int xfer_open_uri_string ( struct xfer_interface *xfer,
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const char *uri_string );
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extern int xfer_open_named_socket ( struct xfer_interface *xfer,
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int semantics, struct sockaddr *peer,
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const char *name, struct sockaddr *local );
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extern int xfer_open_socket ( struct xfer_interface *xfer, int semantics,
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struct sockaddr *peer, struct sockaddr *local );
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extern int xfer_vopen ( struct xfer_interface *xfer, int type, va_list args );
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extern int xfer_open ( struct xfer_interface *xfer, int type, ... );
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#endif /* _GPXE_OPEN_H */
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