diff options
Diffstat (limited to 'src/libsystemd/sd-rtnl/rtnl-message.c')
| -rw-r--r-- | src/libsystemd/sd-rtnl/rtnl-message.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/libsystemd/sd-rtnl/rtnl-message.c b/src/libsystemd/sd-rtnl/rtnl-message.c index af8f8cf762..d55c3673a3 100644 --- a/src/libsystemd/sd-rtnl/rtnl-message.c +++ b/src/libsystemd/sd-rtnl/rtnl-message.c @@ -404,6 +404,40 @@ int sd_rtnl_message_append_string(sd_rtnl_message *m, unsigned short type, const return 0; } +int sd_rtnl_message_append_u16(sd_rtnl_message *m, unsigned short type, uint16_t data) { + uint16_t rtm_type; + int r; + + assert_return(m, -EINVAL); + + r = sd_rtnl_message_get_type(m, &rtm_type); + if (r < 0) + return r; + + /* check that the type is correct */ + switch (rtm_type) { + case RTM_NEWLINK: + case RTM_SETLINK: + case RTM_GETLINK: + case RTM_DELLINK: + switch (type) { + case IFLA_VLAN_ID: + break; + default: + return -ENOTSUP; + } + break; + default: + return -ENOTSUP; + } + + r = add_rtattr(m, type, &data, sizeof(uint16_t)); + if (r < 0) + return r; + + return 0; +} + int sd_rtnl_message_append_u32(sd_rtnl_message *m, unsigned short type, uint32_t data) { uint16_t rtm_type; int r; |