#include "ripd/ripd.h"
-#define RIP_OFFSET_LIST_IN 0
-#define RIP_OFFSET_LIST_OUT 1
-#define RIP_OFFSET_LIST_MAX 2
-
-struct rip_offset_list
-{
- char *ifname;
-
- struct
- {
- char *alist_name;
- /* struct access_list *alist; */
- int metric;
- } direct[RIP_OFFSET_LIST_MAX];
-};
-
static struct list *rip_offset_list_master;
-static int
-strcmp_safe (const char *s1, const char *s2)
-{
- if (s1 == NULL && s2 == NULL)
- return 0;
- if (s1 == NULL)
- return -1;
- if (s2 == NULL)
- return 1;
- return strcmp (s1, s2);
-}
+#define OFFSET_LIST_IN_NAME(O) ((O)->direct[RIP_OFFSET_LIST_IN].alist_name)
+#define OFFSET_LIST_IN_METRIC(O) ((O)->direct[RIP_OFFSET_LIST_IN].metric)
-static struct rip_offset_list *
-rip_offset_list_new (void)
-{
- return XCALLOC (MTYPE_RIP_OFFSET_LIST, sizeof (struct rip_offset_list));
-}
+#define OFFSET_LIST_OUT_NAME(O) ((O)->direct[RIP_OFFSET_LIST_OUT].alist_name)
+#define OFFSET_LIST_OUT_METRIC(O) ((O)->direct[RIP_OFFSET_LIST_OUT].metric)
-static void
-rip_offset_list_free (struct rip_offset_list *offset)
+struct rip_offset_list *rip_offset_list_new(const char *ifname)
{
- XFREE (MTYPE_RIP_OFFSET_LIST, offset);
-}
+ struct rip_offset_list *offset;
-static struct rip_offset_list *
-rip_offset_list_lookup (const char *ifname)
-{
- struct rip_offset_list *offset;
- struct listnode *node, *nnode;
+ offset = XCALLOC(MTYPE_RIP_OFFSET_LIST, sizeof(struct rip_offset_list));
+ offset->ifname = strdup(ifname);
+ listnode_add_sort(rip_offset_list_master, offset);
- for (ALL_LIST_ELEMENTS (rip_offset_list_master, node, nnode, offset))
- {
- if (strcmp_safe (offset->ifname, ifname) == 0)
return offset;
- }
- return NULL;
}
-static struct rip_offset_list *
-rip_offset_list_get (const char *ifname)
+void offset_list_del(struct rip_offset_list *offset)
{
- struct rip_offset_list *offset;
-
- offset = rip_offset_list_lookup (ifname);
- if (offset)
- return offset;
-
- offset = rip_offset_list_new ();
- if (ifname)
- offset->ifname = strdup (ifname);
- listnode_add_sort (rip_offset_list_master, offset);
-
- return offset;
+ listnode_delete(rip_offset_list_master, offset);
+ if (OFFSET_LIST_IN_NAME(offset))
+ free(OFFSET_LIST_IN_NAME(offset));
+ if (OFFSET_LIST_OUT_NAME(offset))
+ free(OFFSET_LIST_OUT_NAME(offset));
+ free(offset->ifname);
+ XFREE(MTYPE_RIP_OFFSET_LIST, offset);
}
-static int
-rip_offset_list_set (struct vty *vty, const char *alist, const char *direct_str,
- const char *metric_str, const char *ifname)
+struct rip_offset_list *rip_offset_list_lookup(const char *ifname)
{
- int direct;
- int metric;
- struct rip_offset_list *offset;
-
- /* Check direction. */
- if (strncmp (direct_str, "i", 1) == 0)
- direct = RIP_OFFSET_LIST_IN;
- else if (strncmp (direct_str, "o", 1) == 0)
- direct = RIP_OFFSET_LIST_OUT;
- else
- {
- vty_outln (vty, "Invalid direction: %s", direct_str);
- return CMD_WARNING_CONFIG_FAILED;
- }
+ struct rip_offset_list *offset;
+ struct listnode *node, *nnode;
- /* Check metric. */
- metric = atoi (metric_str);
- if (metric < 0 || metric > 16)
- {
- vty_outln (vty, "Invalid metric: %s", metric_str);
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- /* Get offset-list structure with interface name. */
- offset = rip_offset_list_get (ifname);
-
- if (offset->direct[direct].alist_name)
- free (offset->direct[direct].alist_name);
- offset->direct[direct].alist_name = strdup (alist);
- offset->direct[direct].metric = metric;
-
- return CMD_SUCCESS;
-}
-
-static int
-rip_offset_list_unset (struct vty *vty, const char *alist,
- const char *direct_str, const char *metric_str,
- const char *ifname)
-{
- int direct;
- int metric;
- struct rip_offset_list *offset;
-
- /* Check direction. */
- if (strncmp (direct_str, "i", 1) == 0)
- direct = RIP_OFFSET_LIST_IN;
- else if (strncmp (direct_str, "o", 1) == 0)
- direct = RIP_OFFSET_LIST_OUT;
- else
- {
- vty_outln (vty, "Invalid direction: %s", direct_str);
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- /* Check metric. */
- metric = atoi (metric_str);
- if (metric < 0 || metric > 16)
- {
- vty_outln (vty, "Invalid metric: %s", metric_str);
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- /* Get offset-list structure with interface name. */
- offset = rip_offset_list_lookup (ifname);
-
- if (offset)
- {
- if (offset->direct[direct].alist_name)
- free (offset->direct[direct].alist_name);
- offset->direct[direct].alist_name = NULL;
-
- if (offset->direct[RIP_OFFSET_LIST_IN].alist_name == NULL &&
- offset->direct[RIP_OFFSET_LIST_OUT].alist_name == NULL)
- {
- listnode_delete (rip_offset_list_master, offset);
- if (offset->ifname)
- free (offset->ifname);
- rip_offset_list_free (offset);
+ for (ALL_LIST_ELEMENTS(rip_offset_list_master, node, nnode, offset)) {
+ if (strcmp(offset->ifname, ifname) == 0)
+ return offset;
}
- }
- else
- {
- vty_outln (vty, "Can't find offset-list");
- return CMD_WARNING_CONFIG_FAILED;
- }
- return CMD_SUCCESS;
+ return NULL;
}
-#define OFFSET_LIST_IN_NAME(O) ((O)->direct[RIP_OFFSET_LIST_IN].alist_name)
-#define OFFSET_LIST_IN_METRIC(O) ((O)->direct[RIP_OFFSET_LIST_IN].metric)
-
-#define OFFSET_LIST_OUT_NAME(O) ((O)->direct[RIP_OFFSET_LIST_OUT].alist_name)
-#define OFFSET_LIST_OUT_METRIC(O) ((O)->direct[RIP_OFFSET_LIST_OUT].metric)
-
/* If metric is modifed return 1. */
-int
-rip_offset_list_apply_in (struct prefix_ipv4 *p, struct interface *ifp,
- u_int32_t *metric)
-{
- struct rip_offset_list *offset;
- struct access_list *alist;
-
- /* Look up offset-list with interface name. */
- offset = rip_offset_list_lookup (ifp->name);
- if (offset && OFFSET_LIST_IN_NAME (offset))
- {
- alist = access_list_lookup (AFI_IP, OFFSET_LIST_IN_NAME (offset));
-
- if (alist
- && access_list_apply (alist, (struct prefix *)p) == FILTER_PERMIT)
- {
- *metric += OFFSET_LIST_IN_METRIC (offset);
- return 1;
+int rip_offset_list_apply_in(struct prefix_ipv4 *p, struct interface *ifp,
+ uint32_t *metric)
+{
+ struct rip_offset_list *offset;
+ struct access_list *alist;
+
+ /* Look up offset-list with interface name. */
+ offset = rip_offset_list_lookup(ifp->name);
+ if (offset && OFFSET_LIST_IN_NAME(offset)) {
+ alist = access_list_lookup(AFI_IP, OFFSET_LIST_IN_NAME(offset));
+
+ if (alist
+ && access_list_apply(alist, (struct prefix *)p)
+ == FILTER_PERMIT) {
+ *metric += OFFSET_LIST_IN_METRIC(offset);
+ return 1;
+ }
+ return 0;
}
- return 0;
- }
- /* Look up offset-list without interface name. */
- offset = rip_offset_list_lookup (NULL);
- if (offset && OFFSET_LIST_IN_NAME (offset))
- {
- alist = access_list_lookup (AFI_IP, OFFSET_LIST_IN_NAME (offset));
-
- if (alist
- && access_list_apply (alist, (struct prefix *)p) == FILTER_PERMIT)
- {
- *metric += OFFSET_LIST_IN_METRIC (offset);
- return 1;
+ /* Look up offset-list without interface name. */
+ offset = rip_offset_list_lookup("*");
+ if (offset && OFFSET_LIST_IN_NAME(offset)) {
+ alist = access_list_lookup(AFI_IP, OFFSET_LIST_IN_NAME(offset));
+
+ if (alist
+ && access_list_apply(alist, (struct prefix *)p)
+ == FILTER_PERMIT) {
+ *metric += OFFSET_LIST_IN_METRIC(offset);
+ return 1;
+ }
+ return 0;
}
- return 0;
- }
- return 0;
+ return 0;
}
/* If metric is modifed return 1. */
-int
-rip_offset_list_apply_out (struct prefix_ipv4 *p, struct interface *ifp,
- u_int32_t *metric)
-{
- struct rip_offset_list *offset;
- struct access_list *alist;
-
- /* Look up offset-list with interface name. */
- offset = rip_offset_list_lookup (ifp->name);
- if (offset && OFFSET_LIST_OUT_NAME (offset))
- {
- alist = access_list_lookup (AFI_IP, OFFSET_LIST_OUT_NAME (offset));
-
- if (alist
- && access_list_apply (alist, (struct prefix *)p) == FILTER_PERMIT)
- {
- *metric += OFFSET_LIST_OUT_METRIC (offset);
- return 1;
+int rip_offset_list_apply_out(struct prefix_ipv4 *p, struct interface *ifp,
+ uint32_t *metric)
+{
+ struct rip_offset_list *offset;
+ struct access_list *alist;
+
+ /* Look up offset-list with interface name. */
+ offset = rip_offset_list_lookup(ifp->name);
+ if (offset && OFFSET_LIST_OUT_NAME(offset)) {
+ alist = access_list_lookup(AFI_IP,
+ OFFSET_LIST_OUT_NAME(offset));
+
+ if (alist
+ && access_list_apply(alist, (struct prefix *)p)
+ == FILTER_PERMIT) {
+ *metric += OFFSET_LIST_OUT_METRIC(offset);
+ return 1;
+ }
+ return 0;
}
- return 0;
- }
- /* Look up offset-list without interface name. */
- offset = rip_offset_list_lookup (NULL);
- if (offset && OFFSET_LIST_OUT_NAME (offset))
- {
- alist = access_list_lookup (AFI_IP, OFFSET_LIST_OUT_NAME (offset));
-
- if (alist
- && access_list_apply (alist, (struct prefix *)p) == FILTER_PERMIT)
- {
- *metric += OFFSET_LIST_OUT_METRIC (offset);
- return 1;
+ /* Look up offset-list without interface name. */
+ offset = rip_offset_list_lookup("*");
+ if (offset && OFFSET_LIST_OUT_NAME(offset)) {
+ alist = access_list_lookup(AFI_IP,
+ OFFSET_LIST_OUT_NAME(offset));
+
+ if (alist
+ && access_list_apply(alist, (struct prefix *)p)
+ == FILTER_PERMIT) {
+ *metric += OFFSET_LIST_OUT_METRIC(offset);
+ return 1;
+ }
+ return 0;
}
- return 0;
- }
- return 0;
-}
-
-DEFUN (rip_offset_list,
- rip_offset_list_cmd,
- "offset-list WORD <in|out> (0-16)",
- "Modify RIP metric\n"
- "Access-list name\n"
- "For incoming updates\n"
- "For outgoing updates\n"
- "Metric value\n")
-{
- int idx_word = 1;
- int idx_in_out = 2;
- int idx_number = 3;
- return rip_offset_list_set (vty, argv[idx_word]->arg, argv[idx_in_out]->arg, argv[idx_number]->arg, NULL);
-}
-
-DEFUN (rip_offset_list_ifname,
- rip_offset_list_ifname_cmd,
- "offset-list WORD <in|out> (0-16) IFNAME",
- "Modify RIP metric\n"
- "Access-list name\n"
- "For incoming updates\n"
- "For outgoing updates\n"
- "Metric value\n"
- "Interface to match\n")
-{
- int idx_word = 1;
- int idx_in_out = 2;
- int idx_number = 3;
- int idx_ifname = 4;
- return rip_offset_list_set (vty, argv[idx_word]->arg, argv[idx_in_out]->arg, argv[idx_number]->arg, argv[idx_ifname]->arg);
-}
-
-DEFUN (no_rip_offset_list,
- no_rip_offset_list_cmd,
- "no offset-list WORD <in|out> (0-16)",
- NO_STR
- "Modify RIP metric\n"
- "Access-list name\n"
- "For incoming updates\n"
- "For outgoing updates\n"
- "Metric value\n")
-{
- int idx_word = 2;
- int idx_in_out = 3;
- int idx_number = 4;
- return rip_offset_list_unset (vty, argv[idx_word]->arg, argv[idx_in_out]->arg, argv[idx_number]->arg, NULL);
-}
-
-DEFUN (no_rip_offset_list_ifname,
- no_rip_offset_list_ifname_cmd,
- "no offset-list WORD <in|out> (0-16) IFNAME",
- NO_STR
- "Modify RIP metric\n"
- "Access-list name\n"
- "For incoming updates\n"
- "For outgoing updates\n"
- "Metric value\n"
- "Interface to match\n")
-{
- int idx_word = 2;
- int idx_in_out = 3;
- int idx_number = 4;
- int idx_ifname = 5;
- return rip_offset_list_unset (vty, argv[idx_word]->arg, argv[idx_in_out]->arg, argv[idx_number]->arg, argv[idx_ifname]->arg);
-}
-
-static int
-offset_list_cmp (struct rip_offset_list *o1, struct rip_offset_list *o2)
-{
- return strcmp_safe (o1->ifname, o2->ifname);
+ return 0;
}
-static void
-offset_list_del (struct rip_offset_list *offset)
+static int offset_list_cmp(struct rip_offset_list *o1,
+ struct rip_offset_list *o2)
{
- if (OFFSET_LIST_IN_NAME (offset))
- free (OFFSET_LIST_IN_NAME (offset));
- if (OFFSET_LIST_OUT_NAME (offset))
- free (OFFSET_LIST_OUT_NAME (offset));
- if (offset->ifname)
- free (offset->ifname);
- rip_offset_list_free (offset);
+ return strcmp(o1->ifname, o2->ifname);
}
-void
-rip_offset_init ()
+void rip_offset_init()
{
- rip_offset_list_master = list_new ();
- rip_offset_list_master->cmp = (int (*)(void *, void *)) offset_list_cmp;
- rip_offset_list_master->del = (void (*)(void *)) offset_list_del;
-
- install_element (RIP_NODE, &rip_offset_list_cmd);
- install_element (RIP_NODE, &rip_offset_list_ifname_cmd);
- install_element (RIP_NODE, &no_rip_offset_list_cmd);
- install_element (RIP_NODE, &no_rip_offset_list_ifname_cmd);
-}
-
-void
-rip_offset_clean ()
-{
- list_delete (rip_offset_list_master);
-
- rip_offset_list_master = list_new ();
- rip_offset_list_master->cmp = (int (*)(void *, void *)) offset_list_cmp;
- rip_offset_list_master->del = (void (*)(void *)) offset_list_del;
+ rip_offset_list_master = list_new();
+ rip_offset_list_master->cmp = (int (*)(void *, void *))offset_list_cmp;
+ rip_offset_list_master->del = (void (*)(void *))offset_list_del;
}
-int
-config_write_rip_offset_list (struct vty *vty)
+void rip_offset_clean()
{
- struct listnode *node, *nnode;
- struct rip_offset_list *offset;
-
- for (ALL_LIST_ELEMENTS (rip_offset_list_master, node, nnode, offset))
- {
- if (! offset->ifname)
- {
- if (offset->direct[RIP_OFFSET_LIST_IN].alist_name)
- vty_outln (vty, " offset-list %s in %d",
- offset->direct[RIP_OFFSET_LIST_IN].alist_name,
- offset->direct[RIP_OFFSET_LIST_IN].metric);
- if (offset->direct[RIP_OFFSET_LIST_OUT].alist_name)
- vty_outln (vty, " offset-list %s out %d",
- offset->direct[RIP_OFFSET_LIST_OUT].alist_name,
- offset->direct[RIP_OFFSET_LIST_OUT].metric);
- }
- else
- {
- if (offset->direct[RIP_OFFSET_LIST_IN].alist_name)
- vty_outln (vty, " offset-list %s in %d %s",
- offset->direct[RIP_OFFSET_LIST_IN].alist_name,
- offset->direct[RIP_OFFSET_LIST_IN].metric,
- offset->ifname);
- if (offset->direct[RIP_OFFSET_LIST_OUT].alist_name)
- vty_outln (vty, " offset-list %s out %d %s",
- offset->direct[RIP_OFFSET_LIST_OUT].alist_name,
- offset->direct[RIP_OFFSET_LIST_OUT].metric,
- offset->ifname);
- }
- }
+ list_delete(&rip_offset_list_master);
- return 0;
+ rip_offset_list_master = list_new();
+ rip_offset_list_master->cmp = (int (*)(void *, void *))offset_list_cmp;
+ rip_offset_list_master->del = (void (*)(void *))offset_list_del;
}
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