#ifndef _GTP_H_
#define _GTP_H_

/* General GTP protocol related definitions. */

#define GTP0_PORT	3386
#define GTP1U_PORT	2152

#define GTP_TPDU	255

struct gtp0_header {	/* According to GSM TS 09.60. */
	__u8	flags;
	__u8	type;
	__be16	length;
	__be16	seq;
	__be16	flow;
	__u8	number;
	__u8	spare[3];
	__be64	tid;
} __attribute__ ((packed));

struct gtp1_header {	/* According to 3GPP TS 29.060. */
	__u8	flags;
	__u8	type;
	__be16	length;
	__be32	tid;
} __attribute__ ((packed));

#define GTP1_F_NPDU	0x01
#define GTP1_F_SEQ	0x02
#define GTP1_F_EXTHDR	0x04
#define GTP1_F_MASK	0x07

#endif
v id='cgit'><table id='header'>
<tr>
<td class='logo' rowspan='2'><a href='/cgit.cgi/'><img src='/cgit.png' alt='cgit logo'/></a></td>
<td class='main'><a href='/cgit.cgi/'>index</a> : <a href='/cgit.cgi/linux/net-next.git/'>net-next.git</a></td><td class='form'><form method='get'>
<input type='hidden' name='id' value='2ad5d52d42810bed95100a3d912679d8864421ec'/><select name='h' onchange='this.form.submit();'>
<option value='emaclite-cleanup'>emaclite-cleanup</option>
<option value='master' selected='selected'>master</option>
<option value='nds-private-remove'>nds-private-remove</option>
<option value='packet-loop-back'>packet-loop-back</option>
<option value='packet-rx-pump-back'>packet-rx-pump-back</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
<table class='tabs'><tr><td>
<a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=2ad5d52d42810bed95100a3d912679d8864421ec'>refs</a><a class='active' href='/cgit.cgi/linux/net-next.git/log/net/core/net_namespace.c'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/net/core/net_namespace.c?id=2ad5d52d42810bed95100a3d912679d8864421ec'>tree</a><a href='/cgit.cgi/linux/net-next.git/commit/net/core/net_namespace.c?id=2ad5d52d42810bed95100a3d912679d8864421ec'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/net/core/net_namespace.c?id=2ad5d52d42810bed95100a3d912679d8864421ec'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/net/core/net_namespace.c'>
<input type='hidden' name='id' value='2ad5d52d42810bed95100a3d912679d8864421ec'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=2ad5d52d42810bed95100a3d912679d8864421ec'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/net?id=2ad5d52d42810bed95100a3d912679d8864421ec'>net</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/core?id=2ad5d52d42810bed95100a3d912679d8864421ec'>core</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/core/net_namespace.c?id=2ad5d52d42810bed95100a3d912679d8864421ec'>net_namespace.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/net/core/net_namespace.c?id=2ad5d52d42810bed95100a3d912679d8864421ec&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>