Daniele Lacamera / PicoTCP-Experimental_CDC_ECM_Branch

Free (GPLv2) TCP/IP stack developed by TASS Belgium

Fork of PicoTCP by Daniele Lacamera

include/pico_stack.h@51:18637a3d071f, 2013-08-03 (annotated)

Committer:
daniele
Date:
Sat Aug 03 08:50:27 2013 +0000
Revision:
51:18637a3d071f
Parent:
3:b4047e8a0123 
Branch for CDC-ECM: Work in progress

Who changed what in which revision?

UserRevisionLine numberNew contents of line
daniele 3:b4047e8a0123 1 /*********************************************************************
daniele 3:b4047e8a0123 2 PicoTCP. Copyright (c) 2012 TASS Belgium NV. Some rights reserved.
daniele 3:b4047e8a0123 3 See LICENSE and COPYING for usage.
daniele 3:b4047e8a0123 4
daniele 3:b4047e8a0123 5 *********************************************************************/
daniele 3:b4047e8a0123 6 #ifndef _INCLUDE_PICO_STACK
daniele 3:b4047e8a0123 7 #define _INCLUDE_PICO_STACK
daniele 3:b4047e8a0123 8 #include "pico_config.h"
daniele 3:b4047e8a0123 9 #include "pico_frame.h"
daniele 3:b4047e8a0123 10
daniele 3:b4047e8a0123 11 #define PICO_MAX_TIMERS 20
daniele 3:b4047e8a0123 12
daniele 3:b4047e8a0123 13 /* ===== RECEIVING FUNCTIONS (from dev up to socket) ===== */
daniele 3:b4047e8a0123 14
daniele 3:b4047e8a0123 15 /* TRANSPORT LEVEL */
daniele 3:b4047e8a0123 16 /* interface towards network */
daniele 3:b4047e8a0123 17 int pico_transport_receive(struct pico_frame *f, uint8_t proto);
daniele 3:b4047e8a0123 18
daniele 3:b4047e8a0123 19 /* NETWORK LEVEL */
daniele 3:b4047e8a0123 20 /* interface towards ethernet */
daniele 3:b4047e8a0123 21 int pico_network_receive(struct pico_frame *f);
daniele 3:b4047e8a0123 22
daniele 3:b4047e8a0123 23 /* The pico_ethernet_receive() function is used by
daniele 3:b4047e8a0123 24 * those devices supporting ETH in order to push packets up
daniele 3:b4047e8a0123 25 * into the stack.
daniele 3:b4047e8a0123 26 */
daniele 3:b4047e8a0123 27 /* DATALINK LEVEL */
daniele 3:b4047e8a0123 28 int pico_ethernet_receive(struct pico_frame *f);
daniele 3:b4047e8a0123 29
daniele 3:b4047e8a0123 30 /* LOWEST LEVEL: interface towards devices. */
daniele 3:b4047e8a0123 31 /* Device driver will call this function which returns immediately.
daniele 3:b4047e8a0123 32 * Incoming packet will be processed later on in the dev loop.
daniele 3:b4047e8a0123 33 */
daniele 3:b4047e8a0123 34 int pico_stack_recv(struct pico_device *dev, uint8_t *buffer, int len);
daniele 3:b4047e8a0123 35
daniele 3:b4047e8a0123 36
daniele 3:b4047e8a0123 37 /* ===== SENDIING FUNCTIONS (from socket down to dev) ===== */
daniele 3:b4047e8a0123 38
daniele 3:b4047e8a0123 39 int pico_transport_send(struct pico_frame *f);
daniele 3:b4047e8a0123 40 int pico_network_send(struct pico_frame *f);
daniele 3:b4047e8a0123 41 int pico_ethernet_send(struct pico_frame *f);
daniele 3:b4047e8a0123 42 int pico_sendto_dev(struct pico_frame *f);
daniele 3:b4047e8a0123 43
daniele 3:b4047e8a0123 44 /* ----- Initialization ----- */
daniele 3:b4047e8a0123 45 void pico_stack_init(void);
daniele 3:b4047e8a0123 46
daniele 3:b4047e8a0123 47 /* ----- Loop Function. ----- */
daniele 3:b4047e8a0123 48 void pico_stack_tick(void);
daniele 3:b4047e8a0123 49 void pico_stack_loop(void);
daniele 3:b4047e8a0123 50
daniele 3:b4047e8a0123 51 /* ---- Notifications for stack errors */
daniele 3:b4047e8a0123 52 int pico_notify_socket_unreachable(struct pico_frame *f);
daniele 3:b4047e8a0123 53 int pico_notify_proto_unreachable(struct pico_frame *f);
daniele 3:b4047e8a0123 54 int pico_notify_dest_unreachable(struct pico_frame *f);
daniele 3:b4047e8a0123 55 int pico_notify_ttl_expired(struct pico_frame *f);
daniele 3:b4047e8a0123 56
daniele 3:b4047e8a0123 57 /* Various. */
daniele 3:b4047e8a0123 58 int pico_source_is_local(struct pico_frame *f);
daniele 3:b4047e8a0123 59 int pico_destination_is_local(struct pico_frame *f);
daniele 3:b4047e8a0123 60 void pico_store_network_origin(void *src, struct pico_frame *f);
daniele 3:b4047e8a0123 61 void pico_timer_add(unsigned long expire, void (*timer)(unsigned long, void *), void *arg);
daniele 3:b4047e8a0123 62 uint32_t pico_rand(void);
daniele 3:b4047e8a0123 63 void pico_rand_feed(uint32_t feed);
daniele 3:b4047e8a0123 64
daniele 3:b4047e8a0123 65 #endif