Mike Pulice / ublox_C200Test

Integrating the ublox LISA C200 modem

Fork of SprintUSBModemHTTPClientTest by Donatien Garnier

SprintUSBModem/lwip/include/ipv4/lwip/inet_chksum.h@5:3f93dd1d4cb3, 2013-09-26 (annotated)

Committer:
sam_grove
Date:
Thu Sep 26 00:44:20 2013 -0500
Revision:
5:3f93dd1d4cb3
Exported program and replaced contents of the repo with the source

to build and debug using keil mdk. Libs NOT upto date are lwip, lwip-sys

and socket. these have newer versions under mbed_official but were starting

from a know working point

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sam_grove 5:3f93dd1d4cb3 1 /*
sam_grove 5:3f93dd1d4cb3 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
sam_grove 5:3f93dd1d4cb3 3 * All rights reserved.
sam_grove 5:3f93dd1d4cb3 4 *
sam_grove 5:3f93dd1d4cb3 5 * Redistribution and use in source and binary forms, with or without modification,
sam_grove 5:3f93dd1d4cb3 6 * are permitted provided that the following conditions are met:
sam_grove 5:3f93dd1d4cb3 7 *
sam_grove 5:3f93dd1d4cb3 8 * 1. Redistributions of source code must retain the above copyright notice,
sam_grove 5:3f93dd1d4cb3 9 * this list of conditions and the following disclaimer.
sam_grove 5:3f93dd1d4cb3 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
sam_grove 5:3f93dd1d4cb3 11 * this list of conditions and the following disclaimer in the documentation
sam_grove 5:3f93dd1d4cb3 12 * and/or other materials provided with the distribution.
sam_grove 5:3f93dd1d4cb3 13 * 3. The name of the author may not be used to endorse or promote products
sam_grove 5:3f93dd1d4cb3 14 * derived from this software without specific prior written permission.
sam_grove 5:3f93dd1d4cb3 15 *
sam_grove 5:3f93dd1d4cb3 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
sam_grove 5:3f93dd1d4cb3 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
sam_grove 5:3f93dd1d4cb3 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
sam_grove 5:3f93dd1d4cb3 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
sam_grove 5:3f93dd1d4cb3 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
sam_grove 5:3f93dd1d4cb3 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
sam_grove 5:3f93dd1d4cb3 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
sam_grove 5:3f93dd1d4cb3 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
sam_grove 5:3f93dd1d4cb3 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
sam_grove 5:3f93dd1d4cb3 25 * OF SUCH DAMAGE.
sam_grove 5:3f93dd1d4cb3 26 *
sam_grove 5:3f93dd1d4cb3 27 * This file is part of the lwIP TCP/IP stack.
sam_grove 5:3f93dd1d4cb3 28 *
sam_grove 5:3f93dd1d4cb3 29 * Author: Adam Dunkels <adam@sics.se>
sam_grove 5:3f93dd1d4cb3 30 *
sam_grove 5:3f93dd1d4cb3 31 */
sam_grove 5:3f93dd1d4cb3 32 #ifndef __LWIP_INET_CHKSUM_H__
sam_grove 5:3f93dd1d4cb3 33 #define __LWIP_INET_CHKSUM_H__
sam_grove 5:3f93dd1d4cb3 34
sam_grove 5:3f93dd1d4cb3 35 #include "lwip/opt.h"
sam_grove 5:3f93dd1d4cb3 36
sam_grove 5:3f93dd1d4cb3 37 #include "lwip/pbuf.h"
sam_grove 5:3f93dd1d4cb3 38 #include "lwip/ip_addr.h"
sam_grove 5:3f93dd1d4cb3 39
sam_grove 5:3f93dd1d4cb3 40 /** Swap the bytes in an u16_t: much like htons() for little-endian */
sam_grove 5:3f93dd1d4cb3 41 #ifndef SWAP_BYTES_IN_WORD
sam_grove 5:3f93dd1d4cb3 42 #if LWIP_PLATFORM_BYTESWAP && (BYTE_ORDER == LITTLE_ENDIAN)
sam_grove 5:3f93dd1d4cb3 43 /* little endian and PLATFORM_BYTESWAP defined */
sam_grove 5:3f93dd1d4cb3 44 #define SWAP_BYTES_IN_WORD(w) LWIP_PLATFORM_HTONS(w)
sam_grove 5:3f93dd1d4cb3 45 #else /* LWIP_PLATFORM_BYTESWAP && (BYTE_ORDER == LITTLE_ENDIAN) */
sam_grove 5:3f93dd1d4cb3 46 /* can't use htons on big endian (or PLATFORM_BYTESWAP not defined)... */
sam_grove 5:3f93dd1d4cb3 47 #define SWAP_BYTES_IN_WORD(w) (((w) & 0xff) << 8) | (((w) & 0xff00) >> 8)
sam_grove 5:3f93dd1d4cb3 48 #endif /* LWIP_PLATFORM_BYTESWAP && (BYTE_ORDER == LITTLE_ENDIAN)*/
sam_grove 5:3f93dd1d4cb3 49 #endif /* SWAP_BYTES_IN_WORD */
sam_grove 5:3f93dd1d4cb3 50
sam_grove 5:3f93dd1d4cb3 51 /** Split an u32_t in two u16_ts and add them up */
sam_grove 5:3f93dd1d4cb3 52 #ifndef FOLD_U32T
sam_grove 5:3f93dd1d4cb3 53 #define FOLD_U32T(u) (((u) >> 16) + ((u) & 0x0000ffffUL))
sam_grove 5:3f93dd1d4cb3 54 #endif
sam_grove 5:3f93dd1d4cb3 55
sam_grove 5:3f93dd1d4cb3 56 #if LWIP_CHECKSUM_ON_COPY
sam_grove 5:3f93dd1d4cb3 57 /** Function-like macro: same as MEMCPY but returns the checksum of copied data
sam_grove 5:3f93dd1d4cb3 58 as u16_t */
sam_grove 5:3f93dd1d4cb3 59 #ifndef LWIP_CHKSUM_COPY
sam_grove 5:3f93dd1d4cb3 60 #define LWIP_CHKSUM_COPY(dst, src, len) lwip_chksum_copy(dst, src, len)
sam_grove 5:3f93dd1d4cb3 61 #ifndef LWIP_CHKSUM_COPY_ALGORITHM
sam_grove 5:3f93dd1d4cb3 62 #define LWIP_CHKSUM_COPY_ALGORITHM 1
sam_grove 5:3f93dd1d4cb3 63 #endif /* LWIP_CHKSUM_COPY_ALGORITHM */
sam_grove 5:3f93dd1d4cb3 64 #endif /* LWIP_CHKSUM_COPY */
sam_grove 5:3f93dd1d4cb3 65 #else /* LWIP_CHECKSUM_ON_COPY */
sam_grove 5:3f93dd1d4cb3 66 #define LWIP_CHKSUM_COPY_ALGORITHM 0
sam_grove 5:3f93dd1d4cb3 67 #endif /* LWIP_CHECKSUM_ON_COPY */
sam_grove 5:3f93dd1d4cb3 68
sam_grove 5:3f93dd1d4cb3 69 #ifdef __cplusplus
sam_grove 5:3f93dd1d4cb3 70 extern "C" {
sam_grove 5:3f93dd1d4cb3 71 #endif
sam_grove 5:3f93dd1d4cb3 72
sam_grove 5:3f93dd1d4cb3 73 u16_t inet_chksum(void *dataptr, u16_t len);
sam_grove 5:3f93dd1d4cb3 74 u16_t inet_chksum_pbuf(struct pbuf *p);
sam_grove 5:3f93dd1d4cb3 75 u16_t inet_chksum_pseudo(struct pbuf *p,
sam_grove 5:3f93dd1d4cb3 76 ip_addr_t *src, ip_addr_t *dest,
sam_grove 5:3f93dd1d4cb3 77 u8_t proto, u16_t proto_len);
sam_grove 5:3f93dd1d4cb3 78 u16_t inet_chksum_pseudo_partial(struct pbuf *p,
sam_grove 5:3f93dd1d4cb3 79 ip_addr_t *src, ip_addr_t *dest,
sam_grove 5:3f93dd1d4cb3 80 u8_t proto, u16_t proto_len, u16_t chksum_len);
sam_grove 5:3f93dd1d4cb3 81 #if LWIP_CHKSUM_COPY_ALGORITHM
sam_grove 5:3f93dd1d4cb3 82 u16_t lwip_chksum_copy(void *dst, const void *src, u16_t len);
sam_grove 5:3f93dd1d4cb3 83 #endif /* LWIP_CHKSUM_COPY_ALGORITHM */
sam_grove 5:3f93dd1d4cb3 84
sam_grove 5:3f93dd1d4cb3 85 #ifdef __cplusplus
sam_grove 5:3f93dd1d4cb3 86 }
sam_grove 5:3f93dd1d4cb3 87 #endif
sam_grove 5:3f93dd1d4cb3 88
sam_grove 5:3f93dd1d4cb3 89 #endif /* __LWIP_INET_H__ */
sam_grove 5:3f93dd1d4cb3 90