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ipv6_netif: add current hop limit to interface

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This commit is contained in:
Martine Lenders 2015-03-29 18:47:33 +02:00
parent 7273d5c9ad
commit c6eaeb4366
2 changed files with 17 additions and 2 deletions
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13
sys/include/net/ng_ipv6/netif.h
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@ -47,6 +47,18 @@ extern "C" {
#endif
#endif
/**
* @brief Default hop limit
*
* @see <a href="https://tools.ietf.org/html/rfc4861#section-6.3.2">
* RFC 4861, section 6.3.2
* </a>
* @see <a href="http://www.iana.org/assignments/ip-parameters/ip-parameters.xhtml#ip-parameters-2">
* IANA, IP TIME TO LIVE PARAMETER
* </a>
*/
#define NG_IPV6_NETIF_DEFAULT_HL (64)
/**
* @{
* @name Flags for a registered IPv6 address.
@ -80,6 +92,7 @@ typedef struct {
mutex_t mutex; /**< mutex for the interface */
kernel_pid_t pid; /**< PID of the interface */
uint16_t mtu; /**< Maximum Transmission Unit (MTU) of the interface */
uint8_t cur_hl; /**< current hop limit for the interface */
} ng_ipv6_netif_t;
/**

6
sys/net/network_layer/ng_ipv6/netif/ng_ipv6_netif.c
View File

@ -99,9 +99,11 @@ void ng_ipv6_netif_add(kernel_pid_t pid)
DEBUG("Add IPv6 interface %" PRIkernel_pid " (i = %d)\n", pid, i);
ipv6_ifs[i].pid = pid;
DEBUG(" * pid = %" PRIkernel_pid "\n", ipv6_ifs[i].pid);
DEBUG(" * pid = %" PRIkernel_pid " ", ipv6_ifs[i].pid);
ipv6_ifs[i].mtu = NG_IPV6_DEFAULT_MTU;
DEBUG(" * mtu = %d\n", ipv6_ifs[i].mtu);
DEBUG("mtu = %d ", ipv6_ifs[i].mtu);
ipv6_ifs[i].cur_hl = NG_IPV6_NETIF_DEFAULT_HL;
DEBUG("cur_hl = %d ", ipv6_ifs[i].cur_hl);
_add_addr_to_entry(&ipv6_ifs[i], &addr, NG_IPV6_ADDR_BIT_LEN, 0);