fc0a363208
- Change all strcpy() calls to strncpy() to avoid buffer overflow potential - Add ICMP host unreachable support - Logging to syslog if log_file = "syslog:facility" - Now requires libcli 1.5 - All configuration moves to a config structure - Ability to modify and write config on the fly through command-line interface - Config file support is removed, and now handled by the cli - Show hostname in cli prompt - Keep current state type for tunnels - Add uptime command do CLI, which also shows real-time bandwidth utilisation - Add goodbye command to cluster master, which forces droppping a slave - Cache IP address allocation, so that reconnecting users get the same address - Fix tunnel resend timeouts, so that dead tunnels will be cleaned up - Allocate tunnels and radius without using a linked list which had issues - Fix some off-by-one errors in tunnel and session and radius arrays - Save and reload ip address pool when dieing - Check version and size of reloaded data when restarting - Remove plugin_config support - Remove old support for TBF which didn't work anyway. HTB is required to do throttling now. - Add COPYING and Changes files
141 lines
2.1 KiB
C
141 lines
2.1 KiB
C
// L2TPNS Linked List Stuff
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// $Id: ll.c,v 1.2 2004-03-05 00:09:03 fred_nerk Exp $
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#include <stdio.h>
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#include <sys/file.h>
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#include <sys/stat.h>
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#include <malloc.h>
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#include <string.h>
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#include <stdlib.h>
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#include <time.h>
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#include <arpa/inet.h>
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#include <errno.h>
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#include <unistd.h>
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#include "ll.h"
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linked_list *ll_init()
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{
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return (linked_list *)calloc(sizeof(linked_list), 1);
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}
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void ll_done(linked_list *l)
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{
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li *i = l->head, *n;
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while (i)
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{
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n = i->next;
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free(i);
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i = n;
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}
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free(l);
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}
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li *ll_push(linked_list *l, void *data)
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{
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li *i;
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if (!l) return NULL;
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if (!(i = (li *)calloc(sizeof(li), 1))) return NULL;
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i->data = data;
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i->next = NULL;
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if (l->end)
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l->end->next = i;
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else
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l->head = i;
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l->end = i;
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return i;
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}
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void *ll_pop(linked_list *l)
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{
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li *i;
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void *data;
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if (!l) return NULL;
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if (!l->head)
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return NULL;
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data = l->head->data;
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i = l->head->next;
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free(l->head);
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l->head = i;
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return data;
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}
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void ll_iterate(linked_list *l, int(*func)(void *))
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{
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li *i;
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if (!l || !func) return;
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for (i = l->head; i; i = i->next)
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{
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if (i->data)
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if (!func(i))
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break;
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}
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}
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void ll_reset(linked_list *l)
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{
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if (!l) return;
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l->current = NULL;
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}
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void *ll_next(linked_list *l)
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{
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if (!l) return NULL;
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if (!l->current)
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l->current = l->head;
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else
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l->current = l->current->next;
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if (!l->current)
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return NULL;
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return l->current->data;
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}
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void ll_delete(linked_list *l, void *data)
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{
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li *i = l->head, *p = NULL;
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while (i)
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{
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if (i->data == data)
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{
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if (l->head == i) l->head = i->next;
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if (l->end == i) l->end = i->next;
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if (p) p->next = i->next;
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free(i);
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l->current = NULL;
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return;
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}
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p = i;
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i = i->next;
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}
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}
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int ll_size(linked_list *l)
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{
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int count = 0;
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li *i;
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if (!l) return 0;
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for (i = l->head; i; i = i->next)
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if (i->data) count++;
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return count;
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}
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int ll_contains(linked_list *l, void *search)
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{
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li *i;
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for (i = l->head; i; i = i->next)
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if (i->data == search)
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return 1;
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return 0;
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}
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