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Add support for multicast MAC addresses

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2784 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2010-07-11 15:17:11 +00:00
parent 433e960892
commit 7dceb00a39
19 changed files with 718 additions and 63 deletions
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include/net/uip/uip-arch.h
+4
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@@ -184,6 +184,10 @@ struct uip_driver_s
int (*d_ifup)(struct uip_driver_s *dev);
int (*d_ifdown)(struct uip_driver_s *dev);
int (*d_txavail)(struct uip_driver_s *dev);
#ifdef CONFIG_NET_IGMP
int (*d_addmac)(struct uip_driver_s *dev, FAR const uint8_t *mac);
int (*d_rmmac)(struct uip_driver_s *dev, FAR const uint8_t *mac);
#endif
/* Drivers may attached device-specific, private information */
include/net/uip/uip.h
+19 -1
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@@ -5,7 +5,7 @@
* are used by uIP programs as well as internal uIP structures and function
* declarations.
*
* Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
* Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* This logic was leveraged from uIP which also has a BSD-style license:
@@ -370,6 +370,24 @@ extern void uip_send(struct uip_driver_s *dev, const void *buf, int len);
# define uip_ip4addr_conv(addr) (((in_addr_t)((uint16_t*)addr)[1] << 16) | (in_addr_t)((uint16_t*)addr)[0])
#endif
/* Extract individual bytes from a 32-bit IPv4 IP address that is in network byte order */
#ifdef CONFIG_ENDIAN_BIG
/* Big-endian byte order: 11223344 */
# define ip4_addr1(ipaddr) (((ipaddr) >> 24) & 0xff)
# define ip4_addr2(ipaddr) (((ipaddr) >> 16) & 0xff)
# define ip4_addr3(ipaddr) (((ipaddr) >> 8) & 0xff)
# define ip4_addr4(ipaddr) ((ipaddr) & 0xff)
#else
/* Little endian byte order: 44223311 */
# define ip4_addr1(ipaddr) ((ipaddr) & 0xff)
# define ip4_addr2(ipaddr) (((ipaddr) >> 8) & 0xff)
# define ip4_addr3(ipaddr) (((ipaddr) >> 16) & 0xff)
# define ip4_addr4(ipaddr) (((ipaddr) >> 24) & 0xff)
#endif
/* Construct an IPv6 address from eight 16-bit words.
*
* This function constructs an IPv6 address.