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/*
* owipcalc - OpenWrt IP Calculator
*
* Copyright (C) 2012 Jo-Philipp Wich <jo@mein.io>
*
* 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.
*/
#ifndef __OWIPCALC_H__
#define __OWIPCALC_H__
#include <stdio.h>
#include <stdbool.h>
#include <stdint.h>
#include <arpa/inet.h>
#define qprintf(...) \
do { \
if (!quiet) printf(__VA_ARGS__); \
printed = true; \
} while(0)
struct cidr {
uint8_t family;
uint32_t prefix;
union {
struct in_addr v4;
struct in6_addr v6;
} addr;
union {
char v4[sizeof("255.255.255.255/255.255.255.255 ")];
char v6[sizeof("FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:255.255.255.255/128 ")];
} buf;
struct cidr *next;
};
void cidr_push(struct cidr *a);
bool cidr_pop(struct cidr *a);
struct cidr * cidr_parse4(const char *s);
bool cidr_add4(struct cidr *a, struct cidr *b);
bool cidr_sub4(struct cidr *a, struct cidr *b);
bool cidr_network4(struct cidr *a);
bool cidr_broadcast4(struct cidr *a);
bool cidr_contains4(struct cidr *a, struct cidr *b);
bool cidr_netmask4(struct cidr *a);
bool cidr_private4(struct cidr *a);
bool cidr_linklocal4(struct cidr *a);
bool cidr_prev4(struct cidr *a, struct cidr *b);
bool cidr_next4(struct cidr *a, struct cidr *b);
bool cidr_6to4(struct cidr *a);
bool cidr_print4(struct cidr *a);
struct cidr * cidr_parse6(const char *s);
bool cidr_add6(struct cidr *a, struct cidr *b);
bool cidr_sub6(struct cidr *a, struct cidr *b);
bool cidr_prev6(struct cidr *a, struct cidr *b);
bool cidr_next6(struct cidr *a, struct cidr *b);
bool cidr_network6(struct cidr *a);
bool cidr_contains6(struct cidr *a, struct cidr *b);
bool cidr_linklocal6(struct cidr *a);
bool cidr_ula6(struct cidr *a);
bool cidr_print6(struct cidr *a);
struct cidr * cidr_parse(const char *op, const char *s, int af_hint);
bool cidr_howmany(struct cidr *a, struct cidr *b);
bool cidr_prefix(struct cidr *a, struct cidr *b);
bool cidr_quiet(struct cidr *a);
extern struct cidr *stack;
extern bool quiet;
extern bool printed;
#endif
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