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/*
* Copyright 2021 Regents of the University of Michigan
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdlib.h>
#include <stdint.h>
#ifndef BLACKLIST_H
#define BLACKLIST_H
typedef struct bl_cidr_node {
uint32_t ip_address;
int prefix_len;
struct bl_cidr_node *next;
} bl_cidr_node_t;
uint32_t blocklist_lookup_index(uint64_t index);
int blocklist_is_allowed(uint32_t s_addr);
void blocklist_prefix(char *ip, int prefix_len);
void allowlist_prefix(char *ip, int prefix_len);
int blocklist_init(char *allowlist, char *blocklist, char **allowlist_entries,
size_t allowlist_entries_len, char **blocklist_entries,
size_t blocklist_entries_len, int ignore_invalid_hosts);
uint64_t blocklist_count_allowed(void);
uint64_t blocklist_count_not_allowed(void);
uint32_t blocklist_ip_to_index(uint32_t ip);
bl_cidr_node_t *get_blocklisted_cidrs(void);
bl_cidr_node_t *get_allowlisted_cidrs(void);
#endif
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