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Merged in masayuki2009/nuttx.apps/add_default_route (pull request #131)

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apps/netutils/netlib: Add default route in netlib_set_dripv4addr()

Approved-by: Gregory Nutt <gnutt@nuttx.org>
This commit is contained in:
Masayuki Ishikawa 2018-01-19 00:29:28 +00:00 committed by Gregory Nutt
commit 933c8fd2f4
1 changed files with 39 additions and 0 deletions
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39
netutils/netlib/netlib_setdripv4addr.c
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@ -50,6 +50,10 @@
#include <netinet/in.h> #include <netinet/in.h>
#include <net/if.h> #include <net/if.h>
#ifdef CONFIG_NET_ROUTE
# include <net/route.h>
#endif
#include "netutils/netlib.h" #include "netutils/netlib.h"
/**************************************************************************** /****************************************************************************
@ -76,6 +80,21 @@ int netlib_set_dripv4addr(FAR const char *ifname,
{ {
int ret = ERROR; int ret = ERROR;
#ifdef CONFIG_NET_ROUTE
struct sockaddr_in target;
struct sockaddr_in netmask;
struct sockaddr_in router;
memset(&target, 0, sizeof(target));
target.sin_family = AF_INET;
memset(&netmask, 0, sizeof(netmask));
netmask.sin_family = AF_INET;
router.sin_addr = *addr;
router.sin_family = AF_INET;
#endif
if (ifname && addr) if (ifname && addr)
{ {
int sockfd = socket(PF_INET, NETLIB_SOCK_TYPE, 0); int sockfd = socket(PF_INET, NETLIB_SOCK_TYPE, 0);
@ -96,6 +115,26 @@ int netlib_set_dripv4addr(FAR const char *ifname,
memcpy(&inaddr->sin_addr, addr, sizeof(struct in_addr)); memcpy(&inaddr->sin_addr, addr, sizeof(struct in_addr));
ret = ioctl(sockfd, SIOCSIFDSTADDR, (unsigned long)&req); ret = ioctl(sockfd, SIOCSIFDSTADDR, (unsigned long)&req);
#ifdef CONFIG_NET_ROUTE
if (OK == ret)
{
/* Delete the default route first */
/* This call fails if no default route exists, but it's OK */
(void)delroute(sockfd,
(FAR struct sockaddr_storage *)&target,
(FAR struct sockaddr_storage *)&netmask);
/* Then add the new default route */
ret = addroute(sockfd,
(FAR struct sockaddr_storage *)&target,
(FAR struct sockaddr_storage *)&netmask,
(FAR struct sockaddr_storage *)&router);
}
#endif
close(sockfd); close(sockfd);
} }
} }