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-rw-r--r--contrib/ipfilter/ip_lookup.c530
1 files changed, 0 insertions, 530 deletions
diff --git a/contrib/ipfilter/ip_lookup.c b/contrib/ipfilter/ip_lookup.c
deleted file mode 100644
index b832373..0000000
--- a/contrib/ipfilter/ip_lookup.c
+++ /dev/null
@@ -1,530 +0,0 @@
-/* $NetBSD$ */
-
-/*
- * Copyright (C) 2002-2003 by Darren Reed.
- *
- * See the IPFILTER.LICENCE file for details on licencing.
- */
-#if defined(KERNEL) || defined(_KERNEL)
-# undef KERNEL
-# undef _KERNEL
-# define KERNEL 1
-# define _KERNEL 1
-#endif
-#if defined(__osf__)
-# define _PROTO_NET_H_
-#endif
-#include <sys/param.h>
-#include <sys/errno.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/file.h>
-#if __FreeBSD_version >= 220000 && defined(_KERNEL)
-# include <sys/fcntl.h>
-# include <sys/filio.h>
-#else
-# include <sys/ioctl.h>
-#endif
-#if !defined(_KERNEL)
-# include <string.h>
-# define _KERNEL
-# ifdef __OpenBSD__
-struct file;
-# endif
-# include <sys/uio.h>
-# undef _KERNEL
-#endif
-#include <sys/socket.h>
-#if (defined(__osf__) || defined(__hpux) || defined(__sgi)) && defined(_KERNEL)
-# ifdef __osf__
-# include <net/radix.h>
-# endif
-# include "radix_ipf_local.h"
-# define _RADIX_H_
-#endif
-#include <net/if.h>
-#if defined(__FreeBSD__)
-# include <sys/cdefs.h>
-# include <sys/proc.h>
-#endif
-#if defined(_KERNEL)
-# include <sys/systm.h>
-# if !defined(__SVR4) && !defined(__svr4__)
-# include <sys/mbuf.h>
-# endif
-#endif
-#include <netinet/in.h>
-
-#include "netinet/ip_compat.h"
-#include "netinet/ip_fil.h"
-#include "netinet/ip_pool.h"
-#include "netinet/ip_htable.h"
-#include "netinet/ip_lookup.h"
-/* END OF INCLUDES */
-
-#if !defined(lint)
-static const char rcsid[] = "@(#)Id: ip_lookup.c,v 2.35.2.5 2004/07/06 11:16:25 darrenr Exp";
-#endif
-
-#ifdef IPFILTER_LOOKUP
-int ip_lookup_inited = 0;
-
-static int iplookup_addnode __P((caddr_t));
-static int iplookup_delnode __P((caddr_t data));
-static int iplookup_addtable __P((caddr_t));
-static int iplookup_deltable __P((caddr_t));
-static int iplookup_stats __P((caddr_t));
-static int iplookup_flush __P((caddr_t));
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_init */
-/* Returns: int - 0 = success, else error */
-/* Parameters: Nil */
-/* */
-/* Initialise all of the subcomponents of the lookup infrstructure. */
-/* ------------------------------------------------------------------------ */
-int ip_lookup_init()
-{
-
- if (ip_pool_init() == -1)
- return -1;
-
- RWLOCK_INIT(&ip_poolrw, "ip pool rwlock");
-
- ip_lookup_inited = 1;
-
- return 0;
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_unload */
-/* Returns: int - 0 = success, else error */
-/* Parameters: Nil */
-/* */
-/* Free up all pool related memory that has been allocated whilst IPFilter */
-/* has been running. Also, do any other deinitialisation required such */
-/* ip_lookup_init() can be called again, safely. */
-/* ------------------------------------------------------------------------ */
-void ip_lookup_unload()
-{
- ip_pool_fini();
- fr_htable_unload();
-
- if (ip_lookup_inited == 1) {
- RW_DESTROY(&ip_poolrw);
- ip_lookup_inited = 0;
- }
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_ioctl */
-/* Returns: int - 0 = success, else error */
-/* Parameters: data(IO) - pointer to ioctl data to be copied to/from user */
-/* space. */
-/* cmd(I) - ioctl command number */
-/* mode(I) - file mode bits used with open */
-/* */
-/* Handle ioctl commands sent to the ioctl device. For the most part, this */
-/* involves just calling another function to handle the specifics of each */
-/* command. */
-/* ------------------------------------------------------------------------ */
-int ip_lookup_ioctl(data, cmd, mode)
-caddr_t data;
-ioctlcmd_t cmd;
-int mode;
-{
- int err;
-# if defined(_KERNEL) && !defined(MENTAT) && defined(USE_SPL)
- int s;
-# endif
-
- mode = mode; /* LINT */
-
- SPL_NET(s);
-
- switch (cmd)
- {
- case SIOCLOOKUPADDNODE :
- case SIOCLOOKUPADDNODEW :
- WRITE_ENTER(&ip_poolrw);
- err = iplookup_addnode(data);
- RWLOCK_EXIT(&ip_poolrw);
- break;
-
- case SIOCLOOKUPDELNODE :
- case SIOCLOOKUPDELNODEW :
- WRITE_ENTER(&ip_poolrw);
- err = iplookup_delnode(data);
- RWLOCK_EXIT(&ip_poolrw);
- break;
-
- case SIOCLOOKUPADDTABLE :
- WRITE_ENTER(&ip_poolrw);
- err = iplookup_addtable(data);
- RWLOCK_EXIT(&ip_poolrw);
- break;
-
- case SIOCLOOKUPDELTABLE :
- WRITE_ENTER(&ip_poolrw);
- err = iplookup_deltable(data);
- RWLOCK_EXIT(&ip_poolrw);
- break;
-
- case SIOCLOOKUPSTAT :
- case SIOCLOOKUPSTATW :
- WRITE_ENTER(&ip_poolrw);
- err = iplookup_stats(data);
- RWLOCK_EXIT(&ip_poolrw);
- break;
-
- case SIOCLOOKUPFLUSH :
- WRITE_ENTER(&ip_poolrw);
- err = iplookup_flush(data);
- RWLOCK_EXIT(&ip_poolrw);
- break;
-
- default :
- err = EINVAL;
- break;
- }
- SPL_X(s);
- return err;
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_addnode */
-/* Returns: int - 0 = success, else error */
-/* Parameters: data(I) - pointer to data from ioctl call */
-/* */
-/* Add a new data node to a lookup structure. First, check to see if the */
-/* parent structure refered to by name exists and if it does, then go on to */
-/* add a node to it. */
-/* ------------------------------------------------------------------------ */
-static int iplookup_addnode(data)
-caddr_t data;
-{
- ip_pool_node_t node, *m;
- iplookupop_t op;
- iphtable_t *iph;
- iphtent_t hte;
- ip_pool_t *p;
- int err;
-
- err = 0;
- BCOPYIN(data, &op, sizeof(op));
- op.iplo_name[sizeof(op.iplo_name) - 1] = '\0';
-
- switch (op.iplo_type)
- {
- case IPLT_POOL :
- if (op.iplo_size != sizeof(node))
- return EINVAL;
-
- err = COPYIN(op.iplo_struct, &node, sizeof(node));
- if (err != 0)
- return EFAULT;
-
- p = ip_pool_find(op.iplo_unit, op.iplo_name);
- if (p == NULL)
- return ESRCH;
-
- /*
- * add an entry to a pool - return an error if it already
- * exists remove an entry from a pool - if it exists
- * - in both cases, the pool *must* exist!
- */
- m = ip_pool_findeq(p, &node.ipn_addr, &node.ipn_mask);
- if (m)
- return EEXIST;
- err = ip_pool_insert(p, &node.ipn_addr.adf_addr,
- &node.ipn_mask.adf_addr, node.ipn_info);
- break;
-
- case IPLT_HASH :
- if (op.iplo_size != sizeof(hte))
- return EINVAL;
-
- err = COPYIN(op.iplo_struct, &hte, sizeof(hte));
- if (err != 0)
- return EFAULT;
-
- iph = fr_findhtable(op.iplo_unit, op.iplo_name);
- if (iph == NULL)
- return ESRCH;
- err = fr_addhtent(iph, &hte);
- break;
-
- default :
- err = EINVAL;
- break;
- }
- return err;
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_delnode */
-/* Returns: int - 0 = success, else error */
-/* Parameters: data(I) - pointer to data from ioctl call */
-/* */
-/* Delete a node from a lookup table by first looking for the table it is */
-/* in and then deleting the entry that gets found. */
-/* ------------------------------------------------------------------------ */
-static int iplookup_delnode(data)
-caddr_t data;
-{
- ip_pool_node_t node, *m;
- iplookupop_t op;
- iphtable_t *iph;
- iphtent_t hte;
- ip_pool_t *p;
- int err;
-
- err = 0;
- BCOPYIN(data, &op, sizeof(op));
-
- op.iplo_name[sizeof(op.iplo_name) - 1] = '\0';
-
- switch (op.iplo_type)
- {
- case IPLT_POOL :
- if (op.iplo_size != sizeof(node))
- return EINVAL;
-
- err = COPYIN(op.iplo_struct, &node, sizeof(node));
- if (err != 0)
- return EFAULT;
-
- p = ip_pool_find(op.iplo_unit, op.iplo_name);
- if (!p)
- return ESRCH;
-
- m = ip_pool_findeq(p, &node.ipn_addr, &node.ipn_mask);
- if (m == NULL)
- return ENOENT;
- err = ip_pool_remove(p, m);
- break;
-
- case IPLT_HASH :
- if (op.iplo_size != sizeof(hte))
- return EINVAL;
-
- err = COPYIN(op.iplo_struct, &hte, sizeof(hte));
- if (err != 0)
- return EFAULT;
-
- iph = fr_findhtable(op.iplo_unit, op.iplo_name);
- if (iph == NULL)
- return ESRCH;
- err = fr_delhtent(iph, &hte);
- break;
-
- default :
- err = EINVAL;
- break;
- }
- return err;
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_addtable */
-/* Returns: int - 0 = success, else error */
-/* Parameters: data(I) - pointer to data from ioctl call */
-/* */
-/* Create a new lookup table, if one doesn't already exist using the name */
-/* for this one. */
-/* ------------------------------------------------------------------------ */
-static int iplookup_addtable(data)
-caddr_t data;
-{
- iplookupop_t op;
- int err;
-
- err = 0;
- BCOPYIN(data, &op, sizeof(op));
-
- op.iplo_name[sizeof(op.iplo_name) - 1] = '\0';
-
- switch (op.iplo_type)
- {
- case IPLT_POOL :
- if (ip_pool_find(op.iplo_unit, op.iplo_name) != NULL)
- err = EEXIST;
- else
- err = ip_pool_create(&op);
- break;
-
- case IPLT_HASH :
- if (fr_findhtable(op.iplo_unit, op.iplo_name) != NULL)
- err = EEXIST;
- else
- err = fr_newhtable(&op);
- break;
-
- default :
- err = EINVAL;
- break;
- }
- return err;
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_deltable */
-/* Returns: int - 0 = success, else error */
-/* Parameters: data(I) - pointer to data from ioctl call */
-/* */
-/* Decodes ioctl request to remove a particular hash table or pool and */
-/* calls the relevant function to do the cleanup. */
-/* ------------------------------------------------------------------------ */
-static int iplookup_deltable(data)
-caddr_t data;
-{
- iplookupop_t op;
- int err;
-
- BCOPYIN(data, &op, sizeof(op));
- op.iplo_name[sizeof(op.iplo_name) - 1] = '\0';
-
- if (op.iplo_arg & IPLT_ANON)
- op.iplo_arg &= IPLT_ANON;
-
- /*
- * create a new pool - fail if one already exists with
- * the same #
- */
- switch (op.iplo_type)
- {
- case IPLT_POOL :
- err = ip_pool_destroy(&op);
- break;
-
- case IPLT_HASH :
- err = fr_removehtable(&op);
- break;
-
- default :
- err = EINVAL;
- break;
- }
- return err;
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_stats */
-/* Returns: int - 0 = success, else error */
-/* Parameters: data(I) - pointer to data from ioctl call */
-/* */
-/* Copy statistical information from inside the kernel back to user space. */
-/* ------------------------------------------------------------------------ */
-static int iplookup_stats(data)
-caddr_t data;
-{
- iplookupop_t op;
- int err;
-
- err = 0;
- BCOPYIN(data, &op, sizeof(op));
-
- switch (op.iplo_type)
- {
- case IPLT_POOL :
- err = ip_pool_statistics(&op);
- break;
-
- case IPLT_HASH :
- err = fr_gethtablestat(&op);
- break;
-
- default :
- err = EINVAL;
- break;
- }
- return err;
-}
-
-
-/* ------------------------------------------------------------------------ */
-/* Function: iplookup_flush */
-/* Returns: int - 0 = success, else error */
-/* Parameters: data(I) - pointer to data from ioctl call */
-/* */
-/* A flush is called when we want to flush all the nodes from a particular */
-/* entry in the hash table/pool or want to remove all groups from those. */
-/* ------------------------------------------------------------------------ */
-static int iplookup_flush(data)
-caddr_t data;
-{
- int err, unit, num, type;
- iplookupflush_t flush;
-
- err = 0;
- BCOPYIN(data, &flush, sizeof(flush));
-
- flush.iplf_name[sizeof(flush.iplf_name) - 1] = '\0';
-
- unit = flush.iplf_unit;
- if ((unit < 0 || unit > IPL_LOGMAX) && (unit != IPLT_ALL))
- return EINVAL;
-
- type = flush.iplf_type;
- err = EINVAL;
- num = 0;
-
- if (type == IPLT_POOL || type == IPLT_ALL) {
- err = 0;
- num = ip_pool_flush(&flush);
- }
-
- if (type == IPLT_HASH || type == IPLT_ALL) {
- err = 0;
- num += fr_flushhtable(&flush);
- }
-
- if (err == 0) {
- flush.iplf_count = num;
- err = COPYOUT(&flush, data, sizeof(flush));
- }
- return err;
-}
-
-
-void ip_lookup_deref(type, ptr)
-int type;
-void *ptr;
-{
- if (ptr == NULL)
- return;
-
- WRITE_ENTER(&ip_poolrw);
- switch (type)
- {
- case IPLT_POOL :
- ip_pool_deref(ptr);
- break;
-
- case IPLT_HASH :
- fr_derefhtable(ptr);
- break;
- }
- RWLOCK_EXIT(&ip_poolrw);
-}
-
-
-#else /* IPFILTER_LOOKUP */
-
-/*ARGSUSED*/
-int ip_lookup_ioctl(data, cmd, mode)
-caddr_t data;
-ioctlcmd_t cmd;
-int mode;
-{
- return EIO;
-}
-#endif /* IPFILTER_LOOKUP */
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