Daniele Lacamera / PicoTCP-Experimental_CDC_ECM_Branch

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

Fork of PicoTCP by Daniele Lacamera

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

Committer:
daniele
Date:
Sat Aug 03 08:50:27 2013 +0000
Revision:
51:18637a3d071f
Parent:
10:dd7111d4279f 
Branch for CDC-ECM: Work in progress

Who changed what in which revision?

UserRevisionLine numberNew contents of line
daniele 10:dd7111d4279f 1 /*********************************************************************
daniele 10:dd7111d4279f 2 PicoTCP. Copyright (c) 2012 TASS Belgium NV. Some rights reserved.
daniele 10:dd7111d4279f 3 See LICENSE and COPYING for usage.
daniele 10:dd7111d4279f 4
daniele 10:dd7111d4279f 5 *********************************************************************/
daniele 10:dd7111d4279f 6 #ifndef _INCLUDE_PICO_CONST
daniele 10:dd7111d4279f 7 #define _INCLUDE_PICO_CONST
daniele 10:dd7111d4279f 8 /* Included from pico_config.h */
daniele 10:dd7111d4279f 9 /** Endian-dependant constants **/
daniele 10:dd7111d4279f 10
daniele 10:dd7111d4279f 11 extern volatile unsigned long pico_tick;
daniele 10:dd7111d4279f 12
daniele 10:dd7111d4279f 13 #ifdef PICO_BIGENDIAN
daniele 10:dd7111d4279f 14
daniele 10:dd7111d4279f 15 # define PICO_IDETH_IPV4 0x0800
daniele 10:dd7111d4279f 16 # define PICO_IDETH_ARP 0x0806
daniele 10:dd7111d4279f 17 # define PICO_IDETH_IPV6 0x86DD
daniele 10:dd7111d4279f 18
daniele 10:dd7111d4279f 19 # define PICO_ARP_REQUEST 0x0001
daniele 10:dd7111d4279f 20 # define PICO_ARP_REPLY 0x0002
daniele 10:dd7111d4279f 21 # define PICO_ARP_HTYPE_ETH 0x0001
daniele 10:dd7111d4279f 22
daniele 10:dd7111d4279f 23 #define short_be(x) (x)
daniele 10:dd7111d4279f 24 #define long_be(x) (x)
daniele 10:dd7111d4279f 25
daniele 10:dd7111d4279f 26 static inline uint16_t short_from(void *_p)
daniele 10:dd7111d4279f 27 {
daniele 10:dd7111d4279f 28 unsigned char *p = (unsigned char *)_p;
daniele 10:dd7111d4279f 29 uint16_t r, p0, p1;
daniele 10:dd7111d4279f 30 p0 = p[0];
daniele 10:dd7111d4279f 31 p1 = p[1];
daniele 10:dd7111d4279f 32 r = (p0 << 8) + p1;
daniele 10:dd7111d4279f 33 return r;
daniele 10:dd7111d4279f 34 }
daniele 10:dd7111d4279f 35
daniele 10:dd7111d4279f 36 static inline uint32_t long_from(void *_p)
daniele 10:dd7111d4279f 37 {
daniele 10:dd7111d4279f 38 unsigned char *p = (unsigned char *)_p;
daniele 10:dd7111d4279f 39 uint32_t r, p0, p1, p2, p3;
daniele 10:dd7111d4279f 40 p0 = p[0];
daniele 10:dd7111d4279f 41 p1 = p[1];
daniele 10:dd7111d4279f 42 p2 = p[2];
daniele 10:dd7111d4279f 43 p3 = p[3];
daniele 10:dd7111d4279f 44 r = (p0 << 24) + (p1 << 16) + (p2 << 8) + p3;
daniele 10:dd7111d4279f 45 return r;
daniele 10:dd7111d4279f 46 }
daniele 10:dd7111d4279f 47
daniele 10:dd7111d4279f 48 #else
daniele 10:dd7111d4279f 49
daniele 10:dd7111d4279f 50 static inline uint16_t short_from(void *_p)
daniele 10:dd7111d4279f 51 {
daniele 10:dd7111d4279f 52 unsigned char *p = (unsigned char *)_p;
daniele 10:dd7111d4279f 53 uint16_t r, p0, p1;
daniele 10:dd7111d4279f 54 p0 = p[0];
daniele 10:dd7111d4279f 55 p1 = p[1];
daniele 10:dd7111d4279f 56 r = (p1 << 8) + p0;
daniele 10:dd7111d4279f 57 return r;
daniele 10:dd7111d4279f 58 }
daniele 10:dd7111d4279f 59
daniele 10:dd7111d4279f 60 static inline uint32_t long_from(void *_p)
daniele 10:dd7111d4279f 61 {
daniele 10:dd7111d4279f 62 unsigned char *p = (unsigned char *)_p;
daniele 10:dd7111d4279f 63 uint32_t r, p0, p1, p2, p3;
daniele 10:dd7111d4279f 64 p0 = p[0];
daniele 10:dd7111d4279f 65 p1 = p[1];
daniele 10:dd7111d4279f 66 p2 = p[2];
daniele 10:dd7111d4279f 67 p3 = p[3];
daniele 10:dd7111d4279f 68 r = (p3 << 24) + (p2 << 16) + (p1 << 8) + p0;
daniele 10:dd7111d4279f 69 return r;
daniele 10:dd7111d4279f 70 }
daniele 10:dd7111d4279f 71
daniele 10:dd7111d4279f 72
daniele 10:dd7111d4279f 73 # define PICO_IDETH_IPV4 0x0008
daniele 10:dd7111d4279f 74 # define PICO_IDETH_ARP 0x0608
daniele 10:dd7111d4279f 75 # define PICO_IDETH_IPV6 0xDD86
daniele 10:dd7111d4279f 76
daniele 10:dd7111d4279f 77 # define PICO_ARP_REQUEST 0x0100
daniele 10:dd7111d4279f 78 # define PICO_ARP_REPLY 0x0200
daniele 10:dd7111d4279f 79 # define PICO_ARP_HTYPE_ETH 0x0100
daniele 10:dd7111d4279f 80
daniele 10:dd7111d4279f 81 static inline uint16_t short_be(uint16_t le)
daniele 10:dd7111d4279f 82 {
daniele 10:dd7111d4279f 83 return ((le & 0xFF) << 8) | ((le >> 8) & 0xFF);
daniele 10:dd7111d4279f 84 }
daniele 10:dd7111d4279f 85
daniele 10:dd7111d4279f 86 static inline uint32_t long_be(uint32_t le)
daniele 10:dd7111d4279f 87 {
daniele 10:dd7111d4279f 88 uint8_t *b = (uint8_t *)&le;
daniele 10:dd7111d4279f 89 uint32_t be = 0;
daniele 10:dd7111d4279f 90 uint32_t b0, b1, b2;
daniele 10:dd7111d4279f 91 b0 = b[0];
daniele 10:dd7111d4279f 92 b1 = b[1];
daniele 10:dd7111d4279f 93 b2 = b[2];
daniele 10:dd7111d4279f 94 be = b[3] + (b2 << 8) + (b1 << 16) + (b0 << 24);
daniele 10:dd7111d4279f 95 return be;
daniele 10:dd7111d4279f 96 }
daniele 10:dd7111d4279f 97 #endif
daniele 10:dd7111d4279f 98
daniele 10:dd7111d4279f 99
daniele 10:dd7111d4279f 100 /* Add well-known host numbers here. (bigendian constants only beyond this point) */
daniele 10:dd7111d4279f 101 #define PICO_IP4_ANY (0x00000000U)
daniele 10:dd7111d4279f 102 #define PICO_IP4_BCAST (0xffffffffU)
daniele 10:dd7111d4279f 103
daniele 10:dd7111d4279f 104 /* defined in modules/pico_ipv6.c */
daniele 10:dd7111d4279f 105 #ifdef PICO_SUPPORT_IPV6
daniele 10:dd7111d4279f 106 extern const uint8_t PICO_IPV6_ANY[PICO_SIZE_IP6];
daniele 10:dd7111d4279f 107 #endif
daniele 10:dd7111d4279f 108
daniele 10:dd7111d4279f 109 static inline uint32_t pico_hash(char *name)
daniele 10:dd7111d4279f 110 {
daniele 10:dd7111d4279f 111 unsigned long hash = 5381;
daniele 10:dd7111d4279f 112 int c;
daniele 10:dd7111d4279f 113 while ((c = *name++))
daniele 10:dd7111d4279f 114 hash = ((hash << 5) + hash) + c; /* hash * 33 + c */
daniele 10:dd7111d4279f 115 return hash;
daniele 10:dd7111d4279f 116 }
daniele 10:dd7111d4279f 117
daniele 10:dd7111d4279f 118 /* Debug */
daniele 10:dd7111d4279f 119 //#define PICO_SUPPORT_DEBUG_MEMORY
daniele 10:dd7111d4279f 120 //#define PICO_SUPPORT_DEBUG_TOOLS
daniele 10:dd7111d4279f 121 #endif