mirror of
https://github.com/Telecominfraproject/wlan-ap.git
synced 2025-10-30 01:52:51 +00:00
117 lines
2.7 KiB
C
117 lines
2.7 KiB
C
#include "udevmand.h"
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enum {
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INTERFACE_DEVICE,
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INTERFACE_IFACE,
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__INTERFACE_MAX
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};
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static const struct blobmsg_policy interface_policy[__INTERFACE_MAX] = {
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[INTERFACE_DEVICE] = { .name = "device", .type = BLOBMSG_TYPE_STRING },
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[INTERFACE_IFACE] = { .name = "interface", .type = BLOBMSG_TYPE_STRING },
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};
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static struct avl_tree interface_tree = AVL_TREE_INIT(interface_tree, avl_strcmp, false, NULL);
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void
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interface_update(struct blob_attr *msg, int raw)
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{
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struct blob_attr *tb[__INTERFACE_MAX];
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struct interface *interface;
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char *device, *iface, *device_buf, *iface_buf;
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if (raw)
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blobmsg_parse(interface_policy, __INTERFACE_MAX, tb, blob_data(msg), blob_len(msg));
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else
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blobmsg_parse(interface_policy, __INTERFACE_MAX, tb, blobmsg_data(msg), blobmsg_data_len(msg));
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if (!tb[INTERFACE_DEVICE] || !tb[INTERFACE_IFACE])
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return;
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iface = blobmsg_get_string(tb[INTERFACE_IFACE]);
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device = blobmsg_get_string(tb[INTERFACE_DEVICE]);
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interface = avl_find_element(&interface_tree, iface, interface, avl);
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if (interface) {
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avl_delete(&interface_tree, &interface->avl);
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free(interface);
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}
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interface = calloc_a(sizeof(struct neigh),
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&iface_buf, strlen(iface) + 1,
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&device_buf, strlen(device) + 1);
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if (!interface)
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return;
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interface->iface = strcpy(iface_buf, iface);
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interface->device = strcpy(device_buf, device);
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interface->avl.key = interface->iface;
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avl_insert(&interface_tree, &interface->avl);
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ULOG_INFO("new interface %s:%s\n", iface, device);
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}
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void
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interface_down(struct blob_attr *msg)
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{
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struct blob_attr *tb[__INTERFACE_MAX];
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struct interface *interface;
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char *iface;
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blobmsg_parse(interface_policy, __INTERFACE_MAX, tb, blob_data(msg), blob_len(msg));
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if (!tb[INTERFACE_IFACE])
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return;
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iface = blobmsg_get_string(tb[INTERFACE_IFACE]);
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interface = avl_find_element(&interface_tree, iface, interface, avl);
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if (!interface)
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return;
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ULOG_INFO("del interface %s\n", interface->iface);
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avl_delete(&interface_tree, &interface->avl);
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free(interface);
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}
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char*
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interface_resolve(char *ifname)
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{
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struct interface *interface;
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avl_for_each_element(&interface_tree, interface, avl)
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if (!strcmp(interface->device, ifname))
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return interface->iface;
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return ifname;
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}
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int
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interface_dump(void)
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{
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struct interface *interface;
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struct mac *mac;
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blob_buf_init(&b, 0);
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avl_for_each_element(&interface_tree, interface, avl) {
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void *c;
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c = blobmsg_open_table(&b, interface->iface);
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avl_for_each_element(&mac_tree, mac, avl)
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if (!strcmp(interface->iface, mac->interface))
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mac_dump(mac, 0);
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blobmsg_close_table(&b, c);
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}
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return 0;
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}
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void
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interface_done(void)
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{
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struct interface *i, *t;
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avl_for_each_element_safe(&interface_tree, i, avl, t)
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free(i);
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}
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