libnl  3.4.0

ipgre link module More...

Data Structures

struct  ipgre_info
 

Macros

#define IPGRE_ATTR_LINK   (1 << 0)
 
#define IPGRE_ATTR_IFLAGS   (1 << 1)
 
#define IPGRE_ATTR_OFLAGS   (1 << 2)
 
#define IPGRE_ATTR_IKEY   (1 << 3)
 
#define IPGRE_ATTR_OKEY   (1 << 4)
 
#define IPGRE_ATTR_LOCAL   (1 << 5)
 
#define IPGRE_ATTR_REMOTE   (1 << 6)
 
#define IPGRE_ATTR_TTL   (1 << 7)
 
#define IPGRE_ATTR_TOS   (1 << 8)
 
#define IPGRE_ATTR_PMTUDISC   (1 << 9)
 
#define IS_IPGRE_LINK_ASSERT(link)
 

Functions

struct rtnl_linkrtnl_link_ipgre_alloc (void)
 
int rtnl_link_is_ipgre (struct rtnl_link *link)
 Check if link is a IPGRE link. More...
 
int rtnl_link_ipgre_add (struct nl_sock *sk, const char *name)
 Create a new IPGRE tunnel device. More...
 
struct rtnl_linkrtnl_link_ipgretap_alloc (void)
 
int rtnl_link_is_ipgretap (struct rtnl_link *link)
 Check if link is a IPGRETAP link. More...
 
int rtnl_link_ipgretap_add (struct nl_sock *sk, const char *name)
 Create a new IPGRETAP tunnel device. More...
 
int rtnl_link_ipgre_set_link (struct rtnl_link *link, uint32_t index)
 Set IPGRE tunnel interface index. More...
 
uint32_t rtnl_link_ipgre_get_link (struct rtnl_link *link)
 Get IPGRE tunnel interface index. More...
 
int rtnl_link_ipgre_set_iflags (struct rtnl_link *link, uint16_t iflags)
 Set IPGRE tunnel set iflags. More...
 
uint16_t rtnl_link_ipgre_get_iflags (struct rtnl_link *link)
 Get IPGRE tunnel iflags. More...
 
int rtnl_link_ipgre_set_oflags (struct rtnl_link *link, uint16_t oflags)
 Set IPGRE tunnel set oflags. More...
 
uint16_t rtnl_link_ipgre_get_oflags (struct rtnl_link *link)
 Get IPGRE tunnel oflags. More...
 
int rtnl_link_ipgre_set_ikey (struct rtnl_link *link, uint32_t ikey)
 Set IPGRE tunnel set ikey. More...
 
uint32_t rtnl_link_ipgre_get_ikey (struct rtnl_link *link)
 Get IPGRE tunnel ikey. More...
 
int rtnl_link_ipgre_set_okey (struct rtnl_link *link, uint32_t okey)
 Set IPGRE tunnel set okey. More...
 
uint32_t rtnl_link_ipgre_get_okey (struct rtnl_link *link)
 Get IPGRE tunnel okey. More...
 
int rtnl_link_ipgre_set_local (struct rtnl_link *link, uint32_t addr)
 Set IPGRE tunnel local address. More...
 
uint32_t rtnl_link_ipgre_get_local (struct rtnl_link *link)
 Get IPGRE tunnel local address. More...
 
int rtnl_link_ipgre_set_remote (struct rtnl_link *link, uint32_t remote)
 Set IPGRE tunnel remote address. More...
 
uint32_t rtnl_link_ipgre_get_remote (struct rtnl_link *link)
 Get IPGRE tunnel remote address. More...
 
int rtnl_link_ipgre_set_ttl (struct rtnl_link *link, uint8_t ttl)
 Set IPGRE tunnel ttl. More...
 
uint8_t rtnl_link_ipgre_get_ttl (struct rtnl_link *link)
 Set IPGRE tunnel ttl. More...
 
int rtnl_link_ipgre_set_tos (struct rtnl_link *link, uint8_t tos)
 Set IPGRE tunnel tos. More...
 
uint8_t rtnl_link_ipgre_get_tos (struct rtnl_link *link)
 Get IPGRE tunnel tos. More...
 
int rtnl_link_ipgre_set_pmtudisc (struct rtnl_link *link, uint8_t pmtudisc)
 Set IPGRE tunnel path MTU discovery. More...
 
uint8_t rtnl_link_ipgre_get_pmtudisc (struct rtnl_link *link)
 Get IPGRE path MTU discovery. More...
 
uint8_t rtnl_link_get_pmtudisc (struct rtnl_link *link)
 

Variables

uint8_t ipgre_info::ttl
 
uint8_t ipgre_info::tos
 
uint8_t ipgre_info::pmtudisc
 
uint16_t ipgre_info::iflags
 
uint16_t ipgre_info::oflags
 
uint32_t ipgre_info::ikey
 
uint32_t ipgre_info::okey
 
uint32_t ipgre_info::link
 
uint32_t ipgre_info::local
 
uint32_t ipgre_info::remote
 
uint32_t ipgre_info::ipgre_mask
 

Detailed Description

ipgre link module

Link Type Name: "ipgre"

IPGRE Documentation (Netlink Routing Development Guide)

Macro Definition Documentation

◆ IS_IPGRE_LINK_ASSERT

#define IS_IPGRE_LINK_ASSERT (   link)
Value:
if ((link)->l_info_ops != &ipgre_info_ops && \
(link)->l_info_ops != &ipgretap_info_ops) { \
APPBUG("Link is not a ipgre link. set type \"gre/gretap\" first.");\
return -NLE_OPNOTSUPP; \
}

Definition at line 365 of file ipgre.c.

Function Documentation

◆ rtnl_link_is_ipgre()

int rtnl_link_is_ipgre ( struct rtnl_link link)

Check if link is a IPGRE link.

Parameters
linkLink object
Returns
True if link is a IPGRE link, otherwise 0 is returned.

Definition at line 396 of file ipgre.c.

◆ rtnl_link_ipgre_add()

int rtnl_link_ipgre_add ( struct nl_sock *  sk,
const char *  name 
)

Create a new IPGRE tunnel device.

Parameters
socknetlink socket
namename of the tunnel deviceL

Creates a new ipip tunnel device in the kernel

Returns
0 on success or a negative error code

Definition at line 409 of file ipgre.c.

◆ rtnl_link_is_ipgretap()

int rtnl_link_is_ipgretap ( struct rtnl_link link)

Check if link is a IPGRETAP link.

Parameters
linkLink object
Returns
True if link is a IPGRETAP link, otherwise 0 is returned.

Definition at line 451 of file ipgre.c.

◆ rtnl_link_ipgretap_add()

int rtnl_link_ipgretap_add ( struct nl_sock *  sk,
const char *  name 
)

Create a new IPGRETAP tunnel device.

Parameters
socknetlink socket
namename of the tunnel deviceL

Creates a new IPGRETAP tunnel device in the kernel

Returns
0 on success or a negative error code

Definition at line 463 of file ipgre.c.

◆ rtnl_link_ipgre_set_link()

int rtnl_link_ipgre_set_link ( struct rtnl_link link,
uint32_t  index 
)

Set IPGRE tunnel interface index.

Parameters
linkLink object
indexinterface index
Returns
0 on success or a negative error code

Definition at line 488 of file ipgre.c.

◆ rtnl_link_ipgre_get_link()

uint32_t rtnl_link_ipgre_get_link ( struct rtnl_link link)

Get IPGRE tunnel interface index.

Parameters
linkLink object
Returns
interface index

Definition at line 506 of file ipgre.c.

◆ rtnl_link_ipgre_set_iflags()

int rtnl_link_ipgre_set_iflags ( struct rtnl_link link,
uint16_t  iflags 
)

Set IPGRE tunnel set iflags.

Parameters
linkLink object
iflagsgre iflags
Returns
0 on success or a negative error code

Definition at line 522 of file ipgre.c.

◆ rtnl_link_ipgre_get_iflags()

uint16_t rtnl_link_ipgre_get_iflags ( struct rtnl_link link)

Get IPGRE tunnel iflags.

Parameters
linkLink object
Returns
iflags

Definition at line 540 of file ipgre.c.

◆ rtnl_link_ipgre_set_oflags()

int rtnl_link_ipgre_set_oflags ( struct rtnl_link link,
uint16_t  oflags 
)

Set IPGRE tunnel set oflags.

Parameters
linkLink object
iflagsgre oflags
Returns
0 on success or a negative error code

Definition at line 556 of file ipgre.c.

◆ rtnl_link_ipgre_get_oflags()

uint16_t rtnl_link_ipgre_get_oflags ( struct rtnl_link link)

Get IPGRE tunnel oflags.

Parameters
linkLink object
Returns
oflags

Definition at line 574 of file ipgre.c.

◆ rtnl_link_ipgre_set_ikey()

int rtnl_link_ipgre_set_ikey ( struct rtnl_link link,
uint32_t  ikey 
)

Set IPGRE tunnel set ikey.

Parameters
linkLink object
ikeygre ikey
Returns
0 on success or a negative error code

Definition at line 590 of file ipgre.c.

◆ rtnl_link_ipgre_get_ikey()

uint32_t rtnl_link_ipgre_get_ikey ( struct rtnl_link link)

Get IPGRE tunnel ikey.

Parameters
linkLink object
Returns
ikey

Definition at line 608 of file ipgre.c.

◆ rtnl_link_ipgre_set_okey()

int rtnl_link_ipgre_set_okey ( struct rtnl_link link,
uint32_t  okey 
)

Set IPGRE tunnel set okey.

Parameters
linkLink object
okeygre okey
Returns
0 on success or a negative error code

Definition at line 624 of file ipgre.c.

◆ rtnl_link_ipgre_get_okey()

uint32_t rtnl_link_ipgre_get_okey ( struct rtnl_link link)

Get IPGRE tunnel okey.

Parameters
linkLink object
Returns
okey value

Definition at line 642 of file ipgre.c.

◆ rtnl_link_ipgre_set_local()

int rtnl_link_ipgre_set_local ( struct rtnl_link link,
uint32_t  addr 
)

Set IPGRE tunnel local address.

Parameters
linkLink object
addrlocal address
Returns
0 on success or a negative error code

Definition at line 658 of file ipgre.c.

◆ rtnl_link_ipgre_get_local()

uint32_t rtnl_link_ipgre_get_local ( struct rtnl_link link)

Get IPGRE tunnel local address.

Parameters
linkLink object
Returns
local address

Definition at line 676 of file ipgre.c.

◆ rtnl_link_ipgre_set_remote()

int rtnl_link_ipgre_set_remote ( struct rtnl_link link,
uint32_t  remote 
)

Set IPGRE tunnel remote address.

Parameters
linkLink object
remoteremote address
Returns
0 on success or a negative error code

Definition at line 692 of file ipgre.c.

◆ rtnl_link_ipgre_get_remote()

uint32_t rtnl_link_ipgre_get_remote ( struct rtnl_link link)

Get IPGRE tunnel remote address.

Parameters
linkLink object
Returns
remote address on success or a negative error code

Definition at line 710 of file ipgre.c.

◆ rtnl_link_ipgre_set_ttl()

int rtnl_link_ipgre_set_ttl ( struct rtnl_link link,
uint8_t  ttl 
)

Set IPGRE tunnel ttl.

Parameters
linkLink object
ttltunnel ttl
Returns
0 on success or a negative error code

Definition at line 726 of file ipgre.c.

◆ rtnl_link_ipgre_get_ttl()

uint8_t rtnl_link_ipgre_get_ttl ( struct rtnl_link link)

Set IPGRE tunnel ttl.

Parameters
linkLink object
Returns
ttl value

Definition at line 744 of file ipgre.c.

◆ rtnl_link_ipgre_set_tos()

int rtnl_link_ipgre_set_tos ( struct rtnl_link link,
uint8_t  tos 
)

Set IPGRE tunnel tos.

Parameters
linkLink object
tostunnel tos
Returns
0 on success or a negative error code

Definition at line 760 of file ipgre.c.

◆ rtnl_link_ipgre_get_tos()

uint8_t rtnl_link_ipgre_get_tos ( struct rtnl_link link)

Get IPGRE tunnel tos.

Parameters
linkLink object
Returns
tos value

Definition at line 778 of file ipgre.c.

◆ rtnl_link_ipgre_set_pmtudisc()

int rtnl_link_ipgre_set_pmtudisc ( struct rtnl_link link,
uint8_t  pmtudisc 
)

Set IPGRE tunnel path MTU discovery.

Parameters
linkLink object
pmtudiscpath MTU discovery
Returns
0 on success or a negative error code

Definition at line 794 of file ipgre.c.

◆ rtnl_link_ipgre_get_pmtudisc()

uint8_t rtnl_link_ipgre_get_pmtudisc ( struct rtnl_link link)

Get IPGRE path MTU discovery.

Parameters
linkLink object
Returns
pmtudisc value

Definition at line 812 of file ipgre.c.