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author | Felix Fietkau <nbd@openwrt.org> | 2008-12-24 10:42:12 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2008-12-24 10:42:12 +0000 |
commit | 073a2a82844a0ff3fbe844c9c19be258bfb4d7fc (patch) | |
tree | 91368c1d3b51e419ca42ee0196df3553a19b976e /package/ead/src/ead-pcap.h | |
parent | dbb49737c14b89d98d06d0173bca40e08d074524 (diff) | |
download | upstream-073a2a82844a0ff3fbe844c9c19be258bfb4d7fc.tar.gz upstream-073a2a82844a0ff3fbe844c9c19be258bfb4d7fc.tar.bz2 upstream-073a2a82844a0ff3fbe844c9c19be258bfb4d7fc.zip |
add the 'ead' package (emergency access daemon),
which can provide remote access to your device, even if the ip
and firewall settings are broken
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13738 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/ead/src/ead-pcap.h')
-rw-r--r-- | package/ead/src/ead-pcap.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/package/ead/src/ead-pcap.h b/package/ead/src/ead-pcap.h new file mode 100644 index 0000000000..0652ab48fd --- /dev/null +++ b/package/ead/src/ead-pcap.h @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2001-2003, Adam Dunkels. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote + * products derived from this software without specific prior + * written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * This file was part of the uIP TCP/IP stack. + * + */ +#ifndef __EAD_PCAP_H +#define __EAD_PCAP_H + +#include <net/ethernet.h> +#include <stdint.h> +#include "ead.h" + +typedef uint8_t u8_t; +typedef uint16_t u16_t; + +/* The UDP and IP headers. */ +struct ead_packet { + struct ether_header eh; + /* IP header. */ + u8_t vhl, + tos, + len[2], + ipid[2], + ipoffset[2], + ttl, + proto; + u16_t ipchksum; + u16_t srcipaddr[2], + destipaddr[2]; + + /* UDP header. */ + u16_t srcport, + destport; + u16_t udplen; + u16_t udpchksum; + + struct ead_msg msg; +} __attribute__((packed)); + +#define UIP_PROTO_UDP 17 +#define UIP_IPH_LEN 20 /* Size of IP header */ +#define UIP_UDPH_LEN 8 /* Size of UDP header */ +#define UIP_IPUDPH_LEN (UIP_UDPH_LEN + UIP_IPH_LEN) + +#endif |