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Fix fragment error

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Add stub for virtual interfaces of data packet
This commit is contained in:
vemax78
2014-09-21 11:20:35 +02:00
parent 4c8750f128
commit 63f5fcea19
13 changed files with 487 additions and 137 deletions
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76
src/ac/ac_kmod.c
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@ -413,6 +413,82 @@ int ac_kmod_delete_datasession(struct sockaddr_storage* sockaddr, struct capwap_
return result;
}
/* */
static int cb_kmod_create_iface(struct nl_msg* msg, void* data) {
struct nlattr* tb_msg[NLSMARTCAPWAP_ATTR_MAX + 1];
struct genlmsghdr* gnlh = nlmsg_data(nlmsg_hdr(msg));
uint32_t* ifindex = (uint32_t*)data;
nla_parse(tb_msg, NLSMARTCAPWAP_ATTR_MAX, genlmsg_attrdata(gnlh, 0), genlmsg_attrlen(gnlh, 0), NULL);
if (tb_msg[NLSMARTCAPWAP_ATTR_IFPHY_INDEX]) {
*ifindex = nla_get_u32(tb_msg[NLSMARTCAPWAP_ATTR_IFPHY_INDEX]);
}
return NL_SKIP;
}
/* */
int ac_kmod_create_iface(const char* ifname, uint16_t mtu) {
int result;
struct nl_msg* msg;
uint32_t ifindex = 0;
ASSERT(ifname != NULL);
ASSERT(mtu > 0);
/* */
msg = nlmsg_alloc();
if (!msg) {
return -1;
}
/* */
genlmsg_put(msg, 0, 0, g_ac.kmodhandle.nlsmartcapwap_id, 0, 0, NLSMARTCAPWAP_CMD_ADD_IFACE, 0);
nla_put_string(msg, NLSMARTCAPWAP_ATTR_IFPHY_NAME, ifname);
nla_put_u16(msg, NLSMARTCAPWAP_ATTR_MTU, mtu);
/* */
result = ac_kmod_send_and_recv_msg(msg, cb_kmod_create_iface, &ifindex);
if (!result) {
result = (ifindex ? (int)ifindex : -1);
} else {
capwap_logging_error("Unable to create data session: %d", result);
}
/* */
nlmsg_free(msg);
return result;
}
/* */
int ac_kmod_delete_iface(int ifindex) {
int result;
struct nl_msg* msg;
ASSERT(ifindex > 0);
/* */
msg = nlmsg_alloc();
if (!msg) {
return -1;
}
/* */
genlmsg_put(msg, 0, 0, g_ac.kmodhandle.nlsmartcapwap_id, 0, 0, NLSMARTCAPWAP_CMD_DELETE_IFACE, 0);
nla_put_u32(msg, NLSMARTCAPWAP_ATTR_IFPHY_INDEX, (uint32_t)ifindex);
/* */
result = ac_kmod_send_and_recv_msg(msg, NULL, NULL);
if (result && (result != ENOENT)) {
capwap_logging_error("Unable to delete interface: %d", result);
}
/* */
nlmsg_free(msg);
return result;
}
/* */
int ac_kmod_init(uint32_t hash, uint32_t threads) {
int result;