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| author | Grant Erickson <erick205@umn.edu> | 2023-12-01 22:53:24 -0800 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2023-12-08 01:55:44 +0100 |
| commit | 8cc2659149fcb6ac97c8e4e9a59db3d5fb353ef0 (patch) | |
| tree | b47550ed0ae25bde7aa5f9750c6fc25862583774 | |
| parent | db42ec304e58dae6480985a35fce2c377f788179 (diff) | |
| download | connman-8cc2659149fcb6ac97c8e4e9a59db3d5fb353ef0.tar.gz | |
rtnl: Add support for extracting the table identifier.
This adds support for extracting the Routing Netlink (rtnl) table
identifier attribute from rtnl messages.
| -rw-r--r-- | src/rtnl.c | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/src/rtnl.c b/src/rtnl.c index e8a8325ee..056107831 100644 --- a/src/rtnl.c +++ b/src/rtnl.c @@ -670,7 +670,8 @@ static void process_deladdr(unsigned char family, unsigned char prefixlen, static void extract_ipv4_route(struct rtmsg *msg, int bytes, int *index, struct in_addr *dst, - struct in_addr *gateway) + struct in_addr *gateway, + uint32_t *table_id) { struct rtattr *attr; @@ -689,13 +690,18 @@ static void extract_ipv4_route(struct rtmsg *msg, int bytes, int *index, if (index) *index = *((int *) RTA_DATA(attr)); break; + case RTA_TABLE: + if (table_id) + *table_id = *((uint32_t *) RTA_DATA(attr)); + break; } } } static void extract_ipv6_route(struct rtmsg *msg, int bytes, int *index, struct in6_addr *dst, - struct in6_addr *gateway) + struct in6_addr *gateway, + uint32_t *table_id) { struct rtattr *attr; @@ -715,6 +721,10 @@ static void extract_ipv6_route(struct rtmsg *msg, int bytes, int *index, if (index) *index = *((int *) RTA_DATA(attr)); break; + case RTA_TABLE: + if (table_id) + *table_id = *((uint32_t *) RTA_DATA(attr)); + break; } } } @@ -729,7 +739,8 @@ static void process_newroute(unsigned char family, unsigned char scope, if (family == AF_INET) { struct in_addr dst = { INADDR_ANY }, gateway = { INADDR_ANY }; - extract_ipv4_route(msg, bytes, &index, &dst, &gateway); + extract_ipv4_route(msg, bytes, &index, &dst, &gateway, + NULL); inet_ntop(family, &dst, dststr, sizeof(dststr)); inet_ntop(family, &gateway, gatewaystr, sizeof(gatewaystr)); @@ -749,7 +760,8 @@ static void process_newroute(unsigned char family, unsigned char scope, struct in6_addr dst = IN6ADDR_ANY_INIT, gateway = IN6ADDR_ANY_INIT; - extract_ipv6_route(msg, bytes, &index, &dst, &gateway); + extract_ipv6_route(msg, bytes, &index, &dst, &gateway, + NULL); inet_ntop(family, &dst, dststr, sizeof(dststr)); inet_ntop(family, &gateway, gatewaystr, sizeof(gatewaystr)); @@ -786,7 +798,8 @@ static void process_delroute(unsigned char family, unsigned char scope, if (family == AF_INET) { struct in_addr dst = { INADDR_ANY }, gateway = { INADDR_ANY }; - extract_ipv4_route(msg, bytes, &index, &dst, &gateway); + extract_ipv4_route(msg, bytes, &index, &dst, &gateway, + NULL); inet_ntop(family, &dst, dststr, sizeof(dststr)); inet_ntop(family, &gateway, gatewaystr, sizeof(gatewaystr)); @@ -806,7 +819,8 @@ static void process_delroute(unsigned char family, unsigned char scope, struct in6_addr dst = IN6ADDR_ANY_INIT, gateway = IN6ADDR_ANY_INIT; - extract_ipv6_route(msg, bytes, &index, &dst, &gateway); + extract_ipv6_route(msg, bytes, &index, &dst, &gateway, + NULL); inet_ntop(family, &dst, dststr, sizeof(dststr)); inet_ntop(family, &gateway, gatewaystr, sizeof(gatewaystr)); |