diff options
Diffstat (limited to 'openwrt/package/wificonf/include/proto/bcmip.h')
| -rw-r--r-- | openwrt/package/wificonf/include/proto/bcmip.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/openwrt/package/wificonf/include/proto/bcmip.h b/openwrt/package/wificonf/include/proto/bcmip.h new file mode 100644 index 0000000000..da2d8f8b60 --- /dev/null +++ b/openwrt/package/wificonf/include/proto/bcmip.h @@ -0,0 +1,42 @@ +/* + * Copyright 2005, Broadcom Corporation + * All Rights Reserved. + * + * This is UNPUBLISHED PROPRIETARY SOURCE CODE of Broadcom Corporation; + * the contents of this file may not be disclosed to third parties, copied + * or duplicated in any form, in whole or in part, without the prior + * written permission of Broadcom Corporation. + * + * Fundamental constants relating to IP Protocol + * + * $Id$ + */ + +#ifndef _bcmip_h_ +#define _bcmip_h_ + +/* IP header */ +#define IPV4_VERIHL_OFFSET 0 /* version and ihl byte offset */ +#define IPV4_TOS_OFFSET 1 /* TOS offset */ +#define IPV4_PROT_OFFSET 9 /* protocol type offset */ +#define IPV4_CHKSUM_OFFSET 10 /* IP header checksum offset */ +#define IPV4_SRC_IP_OFFSET 12 /* src IP addr offset */ +#define IPV4_DEST_IP_OFFSET 16 /* dest IP addr offset */ + +#define IPV4_VER_MASK 0xf0 +#define IPV4_IHL_MASK 0x0f + +#define IPV4_PROT_UDP 17 /* UDP protocol type */ + +#define IPV4_ADDR_LEN 4 /* IP v4 address length */ + +#define IPV4_VER_NUM 0x40 /* IP v4 version number */ + +/* NULL IP address check */ +#define IPV4_ISNULLADDR(a) ((((uint8 *)(a))[0] + ((uint8 *)(a))[1] + \ + ((uint8 *)(a))[2] + ((uint8 *)(a))[3]) == 0) + +#define IPV4_ADDR_STR_LEN 16 + +#endif /* #ifndef _bcmip_h_ */ + |