83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/*
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* owipcalc - OpenWrt IP Calculator
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*
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* Copyright (C) 2012 Jo-Philipp Wich <jo@mein.io>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __OWIPCALC_H__
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#define __OWIPCALC_H__
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#include <stdio.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <arpa/inet.h>
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#define qprintf(...) \
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do { \
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if (!quiet) printf(__VA_ARGS__); \
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printed = true; \
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} while(0)
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struct cidr {
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uint8_t family;
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uint32_t prefix;
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union {
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struct in_addr v4;
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struct in6_addr v6;
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} addr;
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union {
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char v4[sizeof("255.255.255.255/255.255.255.255 ")];
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char v6[sizeof("FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:255.255.255.255/128 ")];
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} buf;
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struct cidr *next;
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};
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void cidr_push(struct cidr *a);
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bool cidr_pop(struct cidr *a);
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struct cidr * cidr_parse4(const char *s);
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bool cidr_add4(struct cidr *a, struct cidr *b);
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bool cidr_sub4(struct cidr *a, struct cidr *b);
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bool cidr_network4(struct cidr *a);
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bool cidr_broadcast4(struct cidr *a);
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bool cidr_contains4(struct cidr *a, struct cidr *b);
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bool cidr_netmask4(struct cidr *a);
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bool cidr_private4(struct cidr *a);
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bool cidr_linklocal4(struct cidr *a);
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bool cidr_prev4(struct cidr *a, struct cidr *b);
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bool cidr_next4(struct cidr *a, struct cidr *b);
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bool cidr_6to4(struct cidr *a);
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bool cidr_print4(struct cidr *a);
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struct cidr * cidr_parse6(const char *s);
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bool cidr_add6(struct cidr *a, struct cidr *b);
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bool cidr_sub6(struct cidr *a, struct cidr *b);
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bool cidr_prev6(struct cidr *a, struct cidr *b);
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bool cidr_next6(struct cidr *a, struct cidr *b);
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bool cidr_network6(struct cidr *a);
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bool cidr_contains6(struct cidr *a, struct cidr *b);
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bool cidr_linklocal6(struct cidr *a);
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bool cidr_ula6(struct cidr *a);
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bool cidr_print6(struct cidr *a);
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struct cidr * cidr_parse(const char *op, const char *s, int af_hint);
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bool cidr_howmany(struct cidr *a, struct cidr *b);
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bool cidr_prefix(struct cidr *a, struct cidr *b);
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bool cidr_quiet(struct cidr *a);
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extern struct cidr *stack;
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extern bool quiet;
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extern bool printed;
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#endif
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