mbed-os/features/frameworks/nanostack-libservice/mbed-client-libservice/ip4string.h

49 lines
1.4 KiB
C

/*
* Copyright (c) 2014-2018 ARM Limited. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
* 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 IP4STRING_H
#define IP4STRING_H
#ifdef __cplusplus
extern "C" {
#endif
#include "ns_types.h"
/**
* Print binary IPv4 address to a string.
*
* String must contain enough room for full address, 16 bytes exact.
*
* \param ip4addr IPv4 address.
* \param p buffer to write string to.
* \return length of generated string excluding the terminating null character
*/
uint_fast8_t ip4tos(const void *ip4addr, char *p);
/**
* Convert numeric IPv4 address string to a binary.
*
* \param ip4addr IPv4 address in string format.
* \param len Length of IPv4 string, maximum of 16..
* \param dest buffer for address. MUST be 4 bytes.
* \return boolean set to true if conversion succeed, false if it didn't
*/
bool stoip4(const char *ip4addr, size_t len, void *dest);
#ifdef __cplusplus
}
#endif
#endif