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+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * 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.
+ */
+
+/**
+ * @brief <#Brief Description#>
+ *
+ * <#Detailed Description#>
+ *
+ */
+#ifndef interface_h
+#define interface_h
+
+#include <src/utils/address.h>
+#include <src/utils/addressList.h>
+
+struct interface;
+typedef struct interface Interface;
+
+/**
+ * Creates a representation of an interface
+ *
+ * The name is copied. Creates a representation of a system interface.
+ *
+ * @param <#param1#>
+ * @return An allocated object, you must call <code>interfaceDestroy()</code>
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+Interface *interfaceCreate(const char *name, unsigned interfaceIndex,
+ bool loopback, bool supportMulticast, unsigned mtu);
+
+void interfaceDestroy(Interface **interfacePtr);
+
+/**
+ * Adds an address to an interface
+ *
+ * Does not allow duplicates, if already exists is not added again
+ *
+ * @param <#param1#>
+ * @return <#return#>
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+void interfaceAddAddress(Interface *iface, Address *address);
+
+/**
+ * Retrieves a list of interface addresses
+ *
+ * <#Discussion#>
+ *
+ * @param <#param1#>
+ * @return Will not be NULL, but may be empty
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+const AddressList *interfaceGetAddresses(const Interface *iface);
+
+/**
+ * The interface index
+ *
+ * <#Discussion#>
+ *
+ * @param <#param1#>
+ * @return <#return#>
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+unsigned interfaceGetInterfaceIndex(const Interface *iface);
+
+/**
+ * Returns the interface name, e.g. "eth0"
+ *
+ * <#Paragraphs Of Explanation#>
+ *
+ * @param [in] iface An allocated Interface
+ *
+ * @return non-null The interface Name as a C-string
+ * @return null An error
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+const char *interfaceGetName(const Interface *iface);
+
+/**
+ * Returns the Maximum Transmission Unit (MTU) of the interface
+ *
+ * <#Paragraphs Of Explanation#>
+ *
+ * @param [in] iface An allocated Interface
+ *
+ * @return number The MTU as reported by the kernel
+ *
+ * Example:
+ * @code
+ * {
+ * <#example#>
+ * }
+ * @endcode
+ */
+unsigned interfaceGetMTU(const Interface *iface);
+
+/**
+ * Determine if two InterfaceName instances are equal.
+ *
+ *
+ * The following equivalence relations on non-null `InterfaceName` instances are
+ * maintained:
+ *
+ * * It is reflexive: for any non-null reference value x,
+ * `InterfaceName_Equals(x, x)` must return true.
+ *
+ * * It is symmetric: for any non-null reference values x and y,
+ * `InterfaceName_Equals(x, y)` must return true if and only if
+ * `InterfaceName_Equals(y, x)` returns true.
+ *
+ * * It is transitive: for any non-null reference values x, y, and z, if
+ * `InterfaceName_Equals(x, y)` returns true and
+ * `InterfaceName_Equals(y, z)` returns true,
+ * then `InterfaceName_Equals(x, z)` must return true.
+ *
+ * * It is consistent: for any non-null reference values x and y, multiple
+ * invocations of `InterfaceName_Equals(x, y)` consistently return true or
+ * consistently return false.
+ *
+ * * For any non-null reference value x, `InterfaceName_Equals(x, NULL)` must
+ * return false.
+ *
+ * @param a A pointer to a `InterfaceName` instance.
+ * @param b A pointer to a `InterfaceName` instance.
+ * @return true if the two `InterfaceName` instances are equal.
+ *
+ * Example:
+ * @code
+ * {
+ * InterfaceName *a = InterfaceName_Create();
+ * InterfaceName *b = InterfaceName_Create();
+ *
+ * if (InterfaceName_Equals(a, b)) {
+ * // true
+ * } else {
+ * // false
+ * }
+ * }
+ * @endcode
+ */
+bool interfaceNameEquals(const Interface *iface, const char *name);
+
+/**
+ * Two Interfaces are idential
+ *
+ * All properties must be the same. The order of addresses matters, and
+ * they must have been added to the address list in the same order.
+ *
+ * The interface name match is case in-sensitive.
+ *
+ * @param <#param1#>
+ * @return <#return#>
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+bool interfaceEquals(const Interface *a, const Interface *b);
+
+/**
+ * <#OneLineDescription#>
+ *
+ * <#Discussion#>
+ *
+ * @param interface A Interface structure pointer.
+ * @return An allocate string representation of the Interface that must be freed
+ * via parcMemory_Deallocate().
+ *
+ * Example:
+ * @code
+ * <#example#>
+ * @endcode
+ */
+char *interfaceToString(const Interface *interface);
+#endif // interface_h