DongEun Koak / NetworkSocketAPI

NetworkSocketAPI

Dependencies:   DnsQuery

Dependents:   HelloWizFi250Interface

Fork of NetworkSocketAPI by NetworkSocketAPI

SocketAddress.h@94:644df37bb05b, 2016-04-19 (annotated)

Committer:
Christopher Haster
Date:
Tue Apr 19 18:23:58 2016 -0500
Revision:
94:644df37bb05b
Parent:
89:b1d417383c0d
Child:
104:d28d8b508e7c
Added support for storing bytes directly in SocketAddress



Bytes are stored by default, however enough space is allocated in

a SocketAddress to generate the string representation if necessary.



Currently there is no support for shortened addresses

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Christopher Haster 89:b1d417383c0d 1 /* Socket
Christopher Haster 89:b1d417383c0d 2 * Copyright (c) 2015 ARM Limited
Christopher Haster 89:b1d417383c0d 3 *
Christopher Haster 89:b1d417383c0d 4 * Licensed under the Apache License, Version 2.0 (the "License");
Christopher Haster 89:b1d417383c0d 5 * you may not use this file except in compliance with the License.
Christopher Haster 89:b1d417383c0d 6 * You may obtain a copy of the License at
Christopher Haster 89:b1d417383c0d 7 *
Christopher Haster 89:b1d417383c0d 8 * http://www.apache.org/licenses/LICENSE-2.0
Christopher Haster 89:b1d417383c0d 9 *
Christopher Haster 89:b1d417383c0d 10 * Unless required by applicable law or agreed to in writing, software
Christopher Haster 89:b1d417383c0d 11 * distributed under the License is distributed on an "AS IS" BASIS,
Christopher Haster 89:b1d417383c0d 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Christopher Haster 89:b1d417383c0d 13 * See the License for the specific language governing permissions and
Christopher Haster 89:b1d417383c0d 14 * limitations under the License.
Christopher Haster 89:b1d417383c0d 15 */
Christopher Haster 89:b1d417383c0d 16
Christopher Haster 89:b1d417383c0d 17 #ifndef SOCKET_ADDRESS_H
Christopher Haster 89:b1d417383c0d 18 #define SOCKET_ADDRESS_H
Christopher Haster 89:b1d417383c0d 19
Christopher Haster 89:b1d417383c0d 20 #include <stdint.h>
Christopher Haster 89:b1d417383c0d 21
Christopher Haster 94:644df37bb05b 22
Christopher Haster 94:644df37bb05b 23 /** Maximum size of IP address representation
Christopher Haster 94:644df37bb05b 24 */
Christopher Haster 94:644df37bb05b 25 #define NSAPI_IP_SIZE NSAPI_IPv6_SIZE
Christopher Haster 94:644df37bb05b 26
Christopher Haster 94:644df37bb05b 27 /** Maximum number of bytes for IP address
Christopher Haster 94:644df37bb05b 28 */
Christopher Haster 94:644df37bb05b 29 #define NSAPI_IP_BYTES NSAPI_IPv6_BYTES
Christopher Haster 89:b1d417383c0d 30
Christopher Haster 94:644df37bb05b 31 /** Enum of address families
Christopher Haster 94:644df37bb05b 32 * @enum nsapi_family_t
Christopher Haster 94:644df37bb05b 33 */
Christopher Haster 94:644df37bb05b 34 enum nsapi_version_t {
Christopher Haster 94:644df37bb05b 35 NSAPI_IPv4, /*!< Address is IPv4 */
Christopher Haster 94:644df37bb05b 36 NSAPI_IPv6, /*!< Address is IPv6 */
Christopher Haster 94:644df37bb05b 37 };
Christopher Haster 94:644df37bb05b 38
Christopher Haster 94:644df37bb05b 39 /** Size of IPv4 representation
Christopher Haster 94:644df37bb05b 40 */
Christopher Haster 94:644df37bb05b 41 #define NSAPI_IPv4_SIZE 16
Christopher Haster 94:644df37bb05b 42
Christopher Haster 94:644df37bb05b 43 /** Number of bytes in IPv4 address
Christopher Haster 94:644df37bb05b 44 */
Christopher Haster 94:644df37bb05b 45 #define NSAPI_IPv4_BYTES 4
Christopher Haster 94:644df37bb05b 46
Christopher Haster 94:644df37bb05b 47 /** Size of IPv6 representation
Christopher Haster 94:644df37bb05b 48 */
Christopher Haster 94:644df37bb05b 49 #define NSAPI_IPv6_SIZE 40
Christopher Haster 94:644df37bb05b 50
Christopher Haster 94:644df37bb05b 51 /** Number of bytes in IPv6 address
Christopher Haster 94:644df37bb05b 52 */
Christopher Haster 94:644df37bb05b 53 #define NSAPI_IPv6_BYTES 16
Christopher Haster 89:b1d417383c0d 54
Christopher Haster 89:b1d417383c0d 55 // Predeclared classes
Christopher Haster 89:b1d417383c0d 56 class NetworkInterface;
Christopher Haster 89:b1d417383c0d 57
Christopher Haster 94:644df37bb05b 58
Christopher Haster 94:644df37bb05b 59 /** A general address class composed of the IP address and optional port
Christopher Haster 89:b1d417383c0d 60 */
Christopher Haster 89:b1d417383c0d 61 class SocketAddress {
Christopher Haster 89:b1d417383c0d 62 public:
Christopher Haster 89:b1d417383c0d 63 /** SocketAddress construction using DNS resolution
Christopher Haster 94:644df37bb05b 64 * @param iface NetworkInterface to use for DNS resolution
Christopher Haster 94:644df37bb05b 65 * @param addr Null-terminated hostname that will be resolved
Christopher Haster 94:644df37bb05b 66 * @param port Optional 16-bit port
Christopher Haster 94:644df37bb05b 67 * @note on failure, IP address and port will be set to zero
Christopher Haster 89:b1d417383c0d 68 */
Christopher Haster 89:b1d417383c0d 69 SocketAddress(NetworkInterface *iface, const char *addr, uint16_t port = 0);
Christopher Haster 89:b1d417383c0d 70
Christopher Haster 89:b1d417383c0d 71 /** SocketAddress construction
Christopher Haster 94:644df37bb05b 72 * @param addr Null-terminated IP address
Christopher Haster 94:644df37bb05b 73 * @param port Optional 16-bit port
Christopher Haster 89:b1d417383c0d 74 */
Christopher Haster 89:b1d417383c0d 75 SocketAddress(const char *addr = 0, uint16_t port = 0);
Christopher Haster 89:b1d417383c0d 76
Christopher Haster 89:b1d417383c0d 77 /** SocketAddress construction
Christopher Haster 94:644df37bb05b 78 * @param bytes Bytes to assign to address in big-endian order
Christopher Haster 94:644df37bb05b 79 * @param version IP address version, NSAPI_IPv4 or NSAPI_IPv6
Christopher Haster 94:644df37bb05b 80 * @param port Optional 16-bit port
Christopher Haster 94:644df37bb05b 81 */
Christopher Haster 94:644df37bb05b 82 SocketAddress(const void *bytes, nsapi_version_t version, uint16_t port = 0);
Christopher Haster 94:644df37bb05b 83
Christopher Haster 94:644df37bb05b 84 /** SocketAddress construction
Christopher Haster 94:644df37bb05b 85 * @param addr SocketAddress to copy
Christopher Haster 89:b1d417383c0d 86 */
Christopher Haster 89:b1d417383c0d 87 SocketAddress(const SocketAddress &addr);
Christopher Haster 89:b1d417383c0d 88
Christopher Haster 89:b1d417383c0d 89 /** Set the IP address
Christopher Haster 94:644df37bb05b 90 * @param addr Null-terminated string representing the IP address
Christopher Haster 89:b1d417383c0d 91 */
Christopher Haster 89:b1d417383c0d 92 void set_ip_address(const char *addr);
Christopher Haster 89:b1d417383c0d 93
Christopher Haster 94:644df37bb05b 94 /** Set the IP address bytes directly
Christopher Haster 94:644df37bb05b 95 * @param bytes Bytes to assign to address in big-endian order
Christopher Haster 94:644df37bb05b 96 * @param version IP address version, NSAPI_IPv4 or NSAPI_IPv6
Christopher Haster 94:644df37bb05b 97 */
Christopher Haster 94:644df37bb05b 98 void set_ip_bytes(const void *bytes, nsapi_version_t version);
Christopher Haster 94:644df37bb05b 99
Christopher Haster 89:b1d417383c0d 100 /** Set the port
Christopher Haster 94:644df37bb05b 101 * @param port 16-bit port
Christopher Haster 89:b1d417383c0d 102 */
Christopher Haster 89:b1d417383c0d 103 void set_port(uint16_t port);
Christopher Haster 89:b1d417383c0d 104
Christopher Haster 89:b1d417383c0d 105 /** Get the IP address
Christopher Haster 94:644df37bb05b 106 * @return The string representation of the IP Address
Christopher Haster 89:b1d417383c0d 107 */
Christopher Haster 89:b1d417383c0d 108 const char *get_ip_address() const;
Christopher Haster 94:644df37bb05b 109
Christopher Haster 94:644df37bb05b 110 /** Get the IP address bytes directly
Christopher Haster 94:644df37bb05b 111 * @return IP address bytes
Christopher Haster 94:644df37bb05b 112 */
Christopher Haster 94:644df37bb05b 113 const void *get_ip_bytes() const;
Christopher Haster 94:644df37bb05b 114
Christopher Haster 94:644df37bb05b 115 /** Get the type of the IP address
Christopher Haster 94:644df37bb05b 116 * @return IP address version, NSAPI_IPv4 or NSAPI_IPv6
Christopher Haster 94:644df37bb05b 117 */
Christopher Haster 94:644df37bb05b 118 nsapi_version_t get_ip_version() const;
Christopher Haster 89:b1d417383c0d 119
Christopher Haster 89:b1d417383c0d 120 /** Get the port
Christopher Haster 94:644df37bb05b 121 * @return The 16-bit port
Christopher Haster 89:b1d417383c0d 122 */
Christopher Haster 94:644df37bb05b 123 uint16_t get_port() const;
Christopher Haster 94:644df37bb05b 124
Christopher Haster 94:644df37bb05b 125 /** Determine if address is all zeros
Christopher Haster 94:644df37bb05b 126 * @return True if address is not zero address
Christopher Haster 94:644df37bb05b 127 */
Christopher Haster 94:644df37bb05b 128 operator bool() const;
Christopher Haster 89:b1d417383c0d 129
Christopher Haster 89:b1d417383c0d 130 private:
Christopher Haster 89:b1d417383c0d 131 char _ip_address[NSAPI_IP_SIZE];
Christopher Haster 94:644df37bb05b 132 uint8_t _ip_bytes[NSAPI_IP_BYTES];
Christopher Haster 94:644df37bb05b 133 nsapi_version_t _ip_version;
Christopher Haster 89:b1d417383c0d 134 uint16_t _port;
Christopher Haster 89:b1d417383c0d 135 };
Christopher Haster 89:b1d417383c0d 136
Christopher Haster 89:b1d417383c0d 137 #endif