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Diffstat (limited to 'system/alpha/h/udp.h')
| -rw-r--r-- | system/alpha/h/udp.h | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/system/alpha/h/udp.h b/system/alpha/h/udp.h deleted file mode 100644 index c7378a943..000000000 --- a/system/alpha/h/udp.h +++ /dev/null @@ -1,197 +0,0 @@ -#ifndef UDP_H_LOADED -#define UDP_H_LOADED -/***************************************************************************** - - Copyright © 1993, 1994 Digital Equipment Corporation, - Maynard, Massachusetts. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, provided -that the copyright notice and this permission notice appear in all copies -of software and supporting documentation, and that the name of Digital not -be used in advertising or publicity pertaining to distribution of the software -without specific, written prior permission. Digital grants this permission -provided that you prominently mark, as not part of the original, any -modifications made to this software or documentation. - -Digital Equipment Corporation disclaims all warranties and/or guarantees -with regard to this software, including all implied warranties of fitness for -a particular purpose and merchantability, and makes no representations -regarding the use of, or the results of the use of, the software and -documentation in terms of correctness, accuracy, reliability, currentness or -otherwise; and you rely on the software, documentation and results solely at -your own risk. - -******************************************************************************/ - -/* - * $Id: udp.h,v 1.1.1.1 1997/10/30 23:27:18 verghese Exp $ - */ - -/* - * MODULE DESCRIPTION: - * - * UDP protocol interface for EB64 monitor - * - * HISTORY: - * - * $Log: udp.h,v $ - * Revision 1.1.1.1 1997/10/30 23:27:18 verghese - * current 10/29/97 - * - * Revision 1.5 1994/08/05 20:13:47 fdh - * Updated Copyright header and RCS $Id: identifier. - * - * Revision 1.4 1994/06/28 20:08:21 fdh - * Modified filenames and build precedure to fit into a FAT filesystem. - * - * Revision 1.3 1994/06/20 14:18:59 fdh - * Fixup header file preprocessor #include conditionals. - * - * Revision 1.2 1994/01/21 09:45:59 rusling - * Added #ifdef <filename>_H around the module. - * Additionally, any included files are not ifdef'd - * *before* they're included (ie address.h). - * - * Revision 1.1 1993/08/06 10:46:45 berent - * Initial revision - * - * - */ - -#include "address.h" - - -/* udp_init - initialise udp protocol module - * - * Argument: - * device_no - device number on which udp should be enabled. - */ -extern void udp_init(int device_no); - -/* - * Prototype for packet processing functions - * - * Arguments to packet processing functions: - * protocol_data - protocol data passed to module when protocol registered - * device_no - device on which packet was received; - * packet - packet, with UDP header removed; - * size - size of packet; - * source_port - source udp port of packet; - * source_address- source ip address of packet; - * frame_buffer - original buffer containing packet; - * balance_buffer- buffer returned to maintain buffer balance. - * - * DESCRIPTION: - * The packet processing functions process a received protocol packet. To avoid - * buffer shortages they are always passed the buffer containing the packet in - * frame_buffer. They must return either this buffer, or another buffer, in - * balance buffer. The udp module will never access frame_buffer after - * calling a packet processing function; and the protocol modules must not - * access the returned balance_buffer after returning from this function. - * - */ -typedef void (* udp_packet_handler)(void * protocol_data, - int device_no, - unsigned char * packet, - int size, - udp_port source_port, - ip_addr source_address, - unsigned char frame_buffer[ETHER_BUFFER_SIZE], - unsigned char ** balance_buffer); - -/* udp_register_well_known_port - tells the udp module what to do with packets received for a particular - * well known port number. - * - * Arguments: - * - * device_no - device number on which port should be registered. - * port - port to register. - * processing_function - function to process received packets; if NULL cancels registration of protocol. - * protocol_data - arbitrary data to be passed back when a packet is received - * - * Returned value: - * TRUE - protocol registered - * FALSE - unable to register protocol - */ -extern int udp_register_well_known_port(int device_no, - udp_port port, - udp_packet_handler processing_function, - void * protocol_data); - -/* udp_create_new_port - tells the udp module to create a new port; and what to do with data received - * on that port. The created port number will be outside the well known port - * number range. - * - * Arguments: - * - * device_no - device number on which port should be created. - * processing_function - function to process received packets - * protocol_data - arbitrary data to be passed back when a packet is received - * port - returned port number - * - * Returned value: - * TRUE - protocol registered - * FALSE - unable to register protocol - */ -extern int udp_create_port(int device_no, - udp_packet_handler processing_function, - void * protocol_data, - udp_port port); - -/* udp_delete_port - deletes a previously created port - * - * Argument: - * device_no - device number on which port is registered. - * port - port to be deleted. - */ -extern void udp_delete_port(int device_no, udp_port port); - -/* udp_write - sends a packet on a UDP port - * - * Arguments: - * - * device_no - device on which to send the packet - * packet - pointer to data packet to be sent - * destination_port - UDP port to which the packet should be sent - * destination_addr - IP address to which the packet should be sent - * source_port - UDP source port - * size - size of packet - * frame_buffer - buffer containing packet - * balance_buffer - buffer returned to maintain buffer balance - * - * Return values: - * - * TRUE - send successfull - * FALSE - Error occured - * - * DESCRIPTION: - * This function writes an udp data packet to the device. To maintain the caller's - * pool of buffers the driver must give the caller an unused buffer (balance_buffer) - * in return for the buffer containing the frame to be transmitted. - * - * If the send succeeds then frame_buffer must not be accessed by the caller after this - * call. If the send can't be queued then frame_buffer will remain valid and - * the returned value of balance_buffer is undefined and must not be used. - * - */ -extern int udp_write(int device_no, - unsigned char * packet, - udp_port destination_port, - ip_addr destination_addr, - udp_port source_port, - int size, - unsigned char frame_buffer[ETHER_BUFFER_SIZE], - unsigned char ** balance_buffer); - - -/* udp_data_offset - returns the offset at which udp data should be placed in a new ethernet frame - * - * Return value: - * Offset. - */ -extern int udp_data_offset(void); - -#endif /* UDP_H_LOADED */ |