Lee Kai Xuan / mbed-os

mbed-os

Fork of mbed-os by erkin yucel

features/netsocket/SocketAddress.h@1:3deb71413561, 2017-07-20 (annotated)

Committer:
xuaner
Date:
Thu Jul 20 14:26:57 2017 +0000
Revision:
1:3deb71413561
Parent:
0:f269e3021894 
mbed_os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1
elessair 0:f269e3021894 2 /** \addtogroup netsocket */
elessair 0:f269e3021894 3 /** @{*/
elessair 0:f269e3021894 4 /* SocketAddress
elessair 0:f269e3021894 5 * Copyright (c) 2015 ARM Limited
elessair 0:f269e3021894 6 *
elessair 0:f269e3021894 7 * Licensed under the Apache License, Version 2.0 (the "License");
elessair 0:f269e3021894 8 * you may not use this file except in compliance with the License.
elessair 0:f269e3021894 9 * You may obtain a copy of the License at
elessair 0:f269e3021894 10 *
elessair 0:f269e3021894 11 * http://www.apache.org/licenses/LICENSE-2.0
elessair 0:f269e3021894 12 *
elessair 0:f269e3021894 13 * Unless required by applicable law or agreed to in writing, software
elessair 0:f269e3021894 14 * distributed under the License is distributed on an "AS IS" BASIS,
elessair 0:f269e3021894 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elessair 0:f269e3021894 16 * See the License for the specific language governing permissions and
elessair 0:f269e3021894 17 * limitations under the License.
elessair 0:f269e3021894 18 */
elessair 0:f269e3021894 19
elessair 0:f269e3021894 20 #ifndef SOCKET_ADDRESS_H
elessair 0:f269e3021894 21 #define SOCKET_ADDRESS_H
elessair 0:f269e3021894 22
elessair 0:f269e3021894 23 #include "nsapi_types.h"
elessair 0:f269e3021894 24 #include "toolchain.h"
elessair 0:f269e3021894 25
elessair 0:f269e3021894 26 // Predeclared classes
elessair 0:f269e3021894 27 class NetworkStack;
elessair 0:f269e3021894 28 class NetworkInterface;
elessair 0:f269e3021894 29
elessair 0:f269e3021894 30
elessair 0:f269e3021894 31 /** SocketAddress class
elessair 0:f269e3021894 32 *
elessair 0:f269e3021894 33 * Representation of an IP address and port pair.
elessair 0:f269e3021894 34 */
elessair 0:f269e3021894 35 class SocketAddress {
elessair 0:f269e3021894 36 public:
elessair 0:f269e3021894 37 /** Create a SocketAddress from a hostname and port
elessair 0:f269e3021894 38 *
elessair 0:f269e3021894 39 * The hostname may be either a domain name or an IP address. If the
elessair 0:f269e3021894 40 * hostname is an IP address, no network transactions will be performed.
elessair 0:f269e3021894 41 *
elessair 0:f269e3021894 42 * On failure, the IP address and port will be set to zero
elessair 0:f269e3021894 43 *
elessair 0:f269e3021894 44 * @param stack Network stack to use for DNS resolution
elessair 0:f269e3021894 45 * @param host Hostname to resolve
elessair 0:f269e3021894 46 * @param port Optional 16-bit port
elessair 0:f269e3021894 47 * @deprecated
elessair 0:f269e3021894 48 * Constructors hide possible errors. Replaced by
elessair 0:f269e3021894 49 * NetworkInterface::gethostbyname.
elessair 0:f269e3021894 50 */
elessair 0:f269e3021894 51 template <typename S>
elessair 0:f269e3021894 52 MBED_DEPRECATED_SINCE("mbed-os-5.1.3",
elessair 0:f269e3021894 53 "Constructors hide possible errors. Replaced by "
elessair 0:f269e3021894 54 "NetworkInterface::gethostbyname.")
elessair 0:f269e3021894 55 SocketAddress(S *stack, const char *host, uint16_t port = 0)
elessair 0:f269e3021894 56 {
elessair 0:f269e3021894 57 _SocketAddress(nsapi_create_stack(stack), host, port);
elessair 0:f269e3021894 58 }
elessair 0:f269e3021894 59
elessair 0:f269e3021894 60 /** Create a SocketAddress from a raw IP address and port
elessair 0:f269e3021894 61 *
elessair 0:f269e3021894 62 * @param addr Raw IP address
elessair 0:f269e3021894 63 * @param port Optional 16-bit port
elessair 0:f269e3021894 64 */
elessair 0:f269e3021894 65 SocketAddress(nsapi_addr_t addr = nsapi_addr_t(), uint16_t port = 0);
elessair 0:f269e3021894 66
elessair 0:f269e3021894 67 /** Create a SocketAddress from an IP address and port
elessair 0:f269e3021894 68 *
elessair 0:f269e3021894 69 * @param host Null-terminated representation of the IP address
elessair 0:f269e3021894 70 * @param port Optional 16-bit port
elessair 0:f269e3021894 71 */
elessair 0:f269e3021894 72 SocketAddress(const char *addr, uint16_t port = 0);
elessair 0:f269e3021894 73
elessair 0:f269e3021894 74 /** Create a SocketAddress from raw IP bytes, IP version, and port
elessair 0:f269e3021894 75 *
elessair 0:f269e3021894 76 * @param bytes Raw IP address in big-endian order
elessair 0:f269e3021894 77 * @param version IP address version, NSAPI_IPv4 or NSAPI_IPv6
elessair 0:f269e3021894 78 * @param port Optional 16-bit port
elessair 0:f269e3021894 79 */
elessair 0:f269e3021894 80 SocketAddress(const void *bytes, nsapi_version_t version, uint16_t port = 0);
elessair 0:f269e3021894 81
elessair 0:f269e3021894 82 /** Create a SocketAddress from another SocketAddress
elessair 0:f269e3021894 83 *
elessair 0:f269e3021894 84 * @param address SocketAddress to copy
elessair 0:f269e3021894 85 */
elessair 0:f269e3021894 86 SocketAddress(const SocketAddress &addr);
elessair 0:f269e3021894 87
elessair 0:f269e3021894 88 /** Set the IP address
elessair 0:f269e3021894 89 *
elessair 0:f269e3021894 90 * @param addr Null-terminated represention of the IP address
elessair 0:f269e3021894 91 * @return True if address is a valid representation of an IP address,
elessair 0:f269e3021894 92 * otherwise False and SocketAddress is set to null
elessair 0:f269e3021894 93 */
elessair 0:f269e3021894 94 bool set_ip_address(const char *addr);
elessair 0:f269e3021894 95
elessair 0:f269e3021894 96 /** Set the raw IP bytes and IP version
elessair 0:f269e3021894 97 *
elessair 0:f269e3021894 98 * @param bytes Raw IP address in big-endian order
elessair 0:f269e3021894 99 * @param version IP address version, NSAPI_IPv4 or NSAPI_IPv6
elessair 0:f269e3021894 100 */
elessair 0:f269e3021894 101 void set_ip_bytes(const void *bytes, nsapi_version_t version);
elessair 0:f269e3021894 102
elessair 0:f269e3021894 103 /** Set the raw IP address
elessair 0:f269e3021894 104 *
elessair 0:f269e3021894 105 * @param addr Raw IP address
elessair 0:f269e3021894 106 */
elessair 0:f269e3021894 107 void set_addr(nsapi_addr_t addr);
elessair 0:f269e3021894 108
elessair 0:f269e3021894 109 /** Set the port
elessair 0:f269e3021894 110 *
elessair 0:f269e3021894 111 * @param port 16-bit port
elessair 0:f269e3021894 112 */
elessair 0:f269e3021894 113 void set_port(uint16_t port);
elessair 0:f269e3021894 114
elessair 0:f269e3021894 115 /** Get the IP address
elessair 0:f269e3021894 116 *
elessair 0:f269e3021894 117 * @return Null-terminated representation of the IP Address
elessair 0:f269e3021894 118 */
elessair 0:f269e3021894 119 const char *get_ip_address() const;
elessair 0:f269e3021894 120
elessair 0:f269e3021894 121 /* Get the raw IP bytes
elessair 0:f269e3021894 122 *
elessair 0:f269e3021894 123 * @return Raw IP address in big-endian order
elessair 0:f269e3021894 124 */
elessair 0:f269e3021894 125 const void *get_ip_bytes() const;
elessair 0:f269e3021894 126
elessair 0:f269e3021894 127 /** Get the IP address version
elessair 0:f269e3021894 128 *
elessair 0:f269e3021894 129 * @return IP address version, NSAPI_IPv4 or NSAPI_IPv6
elessair 0:f269e3021894 130 */
elessair 0:f269e3021894 131 nsapi_version_t get_ip_version() const;
elessair 0:f269e3021894 132
elessair 0:f269e3021894 133 /** Get the raw IP address
elessair 0:f269e3021894 134 *
elessair 0:f269e3021894 135 * @return Raw IP address
elessair 0:f269e3021894 136 */
elessair 0:f269e3021894 137 nsapi_addr_t get_addr() const;
elessair 0:f269e3021894 138
elessair 0:f269e3021894 139 /** Get the port
elessair 0:f269e3021894 140 *
elessair 0:f269e3021894 141 * @return The 16-bit port
elessair 0:f269e3021894 142 */
elessair 0:f269e3021894 143 uint16_t get_port() const;
elessair 0:f269e3021894 144
elessair 0:f269e3021894 145 /** Test if address is zero
elessair 0:f269e3021894 146 *
elessair 0:f269e3021894 147 * @return True if address is not zero
elessair 0:f269e3021894 148 */
elessair 0:f269e3021894 149 operator bool() const;
elessair 0:f269e3021894 150
elessair 0:f269e3021894 151 /** Compare two addresses for equality
elessair 0:f269e3021894 152 *
elessair 0:f269e3021894 153 * @return True if both addresses are equal
elessair 0:f269e3021894 154 */
elessair 0:f269e3021894 155 friend bool operator==(const SocketAddress &a, const SocketAddress &b);
elessair 0:f269e3021894 156
elessair 0:f269e3021894 157 /** Compare two addresses for equality
elessair 0:f269e3021894 158 *
elessair 0:f269e3021894 159 * @return True if both addresses are not equal
elessair 0:f269e3021894 160 */
elessair 0:f269e3021894 161 friend bool operator!=(const SocketAddress &a, const SocketAddress &b);
elessair 0:f269e3021894 162
elessair 0:f269e3021894 163 private:
elessair 0:f269e3021894 164 void _SocketAddress(NetworkStack *iface, const char *host, uint16_t port);
elessair 0:f269e3021894 165
elessair 0:f269e3021894 166 char _ip_address[NSAPI_IP_SIZE];
elessair 0:f269e3021894 167 nsapi_addr_t _addr;
elessair 0:f269e3021894 168 uint16_t _port;
elessair 0:f269e3021894 169 };
elessair 0:f269e3021894 170
elessair 0:f269e3021894 171
elessair 0:f269e3021894 172 #endif
elessair 0:f269e3021894 173
elessair 0:f269e3021894 174 /** @}*/