+++ /dev/null
-#ifndef _LIBIPTC_H
-#define _LIBIPTC_H
-/* Library which manipulates filtering rules. */
-
-#include <libiptc/ipt_kernel_headers.h>
-#include <linux/netfilter_ipv4/ip_tables.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#ifndef IPT_MIN_ALIGN
-/* ipt_entry has pointers and u_int64_t's in it, so if you align to
- it, you'll also align to any crazy matches and targets someone
- might write */
-#define IPT_MIN_ALIGN (__alignof__(struct ipt_entry))
-#endif
-
-#define IPT_ALIGN(s) (((s) + ((IPT_MIN_ALIGN)-1)) & ~((IPT_MIN_ALIGN)-1))
-
-typedef char ipt_chainlabel[32];
-
-#define IPTC_LABEL_ACCEPT "ACCEPT"
-#define IPTC_LABEL_DROP "DROP"
-#define IPTC_LABEL_QUEUE "QUEUE"
-#define IPTC_LABEL_RETURN "RETURN"
-
-/* Transparent handle type. */
-typedef struct iptc_handle *iptc_handle_t;
-
-/* Does this chain exist? */
-int iptc_is_chain(const char *chain, const iptc_handle_t handle);
-
-/* Take a snapshot of the rules. Returns NULL on error. */
-iptc_handle_t iptc_init(const char *tablename);
-
-/* Cleanup after iptc_init(). */
-void iptc_free(iptc_handle_t *h);
-
-/* Iterator functions to run through the chains. Returns NULL at end. */
-const char *iptc_first_chain(iptc_handle_t *handle);
-const char *iptc_next_chain(iptc_handle_t *handle);
-
-/* Get first rule in the given chain: NULL for empty chain. */
-const struct ipt_entry *iptc_first_rule(const char *chain,
- iptc_handle_t *handle);
-
-/* Returns NULL when rules run out. */
-const struct ipt_entry *iptc_next_rule(const struct ipt_entry *prev,
- iptc_handle_t *handle);
-
-/* Returns a pointer to the target name of this entry. */
-const char *iptc_get_target(const struct ipt_entry *e,
- iptc_handle_t *handle);
-
-/* Is this a built-in chain? */
-int iptc_builtin(const char *chain, const iptc_handle_t handle);
-
-/* Get the policy of a given built-in chain */
-const char *iptc_get_policy(const char *chain,
- struct ipt_counters *counter,
- iptc_handle_t *handle);
-
-/* These functions return TRUE for OK or 0 and set errno. If errno ==
- 0, it means there was a version error (ie. upgrade libiptc). */
-/* Rule numbers start at 1 for the first rule. */
-
-/* Insert the entry `e' in chain `chain' into position `rulenum'. */
-int iptc_insert_entry(const ipt_chainlabel chain,
- const struct ipt_entry *e,
- unsigned int rulenum,
- iptc_handle_t *handle);
-
-/* Atomically replace rule `rulenum' in `chain' with `e'. */
-int iptc_replace_entry(const ipt_chainlabel chain,
- const struct ipt_entry *e,
- unsigned int rulenum,
- iptc_handle_t *handle);
-
-/* Append entry `e' to chain `chain'. Equivalent to insert with
- rulenum = length of chain. */
-int iptc_append_entry(const ipt_chainlabel chain,
- const struct ipt_entry *e,
- iptc_handle_t *handle);
-
-/* Delete the first rule in `chain' which matches `e', subject to
- matchmask (array of length == origfw) */
-int iptc_delete_entry(const ipt_chainlabel chain,
- const struct ipt_entry *origfw,
- unsigned char *matchmask,
- iptc_handle_t *handle);
-
-/* Delete the rule in position `rulenum' in `chain'. */
-int iptc_delete_num_entry(const ipt_chainlabel chain,
- unsigned int rulenum,
- iptc_handle_t *handle);
-
-/* Check the packet `e' on chain `chain'. Returns the verdict, or
- NULL and sets errno. */
-const char *iptc_check_packet(const ipt_chainlabel chain,
- struct ipt_entry *entry,
- iptc_handle_t *handle);
-
-/* Flushes the entries in the given chain (ie. empties chain). */
-int iptc_flush_entries(const ipt_chainlabel chain,
- iptc_handle_t *handle);
-
-/* Zeroes the counters in a chain. */
-int iptc_zero_entries(const ipt_chainlabel chain,
- iptc_handle_t *handle);
-
-/* Creates a new chain. */
-int iptc_create_chain(const ipt_chainlabel chain,
- iptc_handle_t *handle);
-
-/* Deletes a chain. */
-int iptc_delete_chain(const ipt_chainlabel chain,
- iptc_handle_t *handle);
-
-/* Renames a chain. */
-int iptc_rename_chain(const ipt_chainlabel oldname,
- const ipt_chainlabel newname,
- iptc_handle_t *handle);
-
-/* Sets the policy on a built-in chain. */
-int iptc_set_policy(const ipt_chainlabel chain,
- const ipt_chainlabel policy,
- struct ipt_counters *counters,
- iptc_handle_t *handle);
-
-/* Get the number of references to this chain */
-int iptc_get_references(unsigned int *ref,
- const ipt_chainlabel chain,
- iptc_handle_t *handle);
-
-/* read packet and byte counters for a specific rule */
-struct ipt_counters *iptc_read_counter(const ipt_chainlabel chain,
- unsigned int rulenum,
- iptc_handle_t *handle);
-
-/* zero packet and byte counters for a specific rule */
-int iptc_zero_counter(const ipt_chainlabel chain,
- unsigned int rulenum,
- iptc_handle_t *handle);
-
-/* set packet and byte counters for a specific rule */
-int iptc_set_counter(const ipt_chainlabel chain,
- unsigned int rulenum,
- struct ipt_counters *counters,
- iptc_handle_t *handle);
-
-/* Makes the actual changes. */
-int iptc_commit(iptc_handle_t *handle);
-
-/* Get raw socket. */
-int iptc_get_raw_socket(void);
-
-/* Translates errno numbers into more human-readable form than strerror. */
-const char *iptc_strerror(int err);
-
-#ifdef __cplusplus
-}
-#endif
-
-
-#endif /* _LIBIPTC_H */
git://git.onelab.eu / iproute2.git / blobdiff