Adds further ext deps as-is binaries copies from customers env.

external/tmsif/include/dds/ddsrt/ifaddrs.h

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+// Copyright(c) 2006 to 2021 ZettaScale Technology and others
+//
+// This program and the accompanying materials are made available under the
+// terms of the Eclipse Public License v. 2.0 which is available at
+// http://www.eclipse.org/legal/epl-2.0, or the Eclipse Distribution License
+// v. 1.0 which is available at
+// http://www.eclipse.org/org/documents/edl-v10.php.
+//
+// SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
+
+#ifndef DDSRT_IFADDRS_H
+#define DDSRT_IFADDRS_H
+
+#include "dds/ddsrt/sockets.h"
+
+/**
+  @file ifaddrs.h
+  @brief This header deals with interface addresses
+*/
+
+#if defined (__cplusplus)
+extern "C" {
+#endif
+
+/** @brief The interface type */
+enum ddsrt_iftype {
+  DDSRT_IFTYPE_UNKNOWN, ///< An unknown interface type
+  DDSRT_IFTYPE_WIRED, ///< A wired interface (e.g. ethernet)
+  DDSRT_IFTYPE_WIFI ///< A wifi (IEEE 802.11) interface
+};
+
+/** @brief Linked list of interface addresses */
+struct ddsrt_ifaddrs {
+  struct ddsrt_ifaddrs *next; ///< pointer to the next interface in the returned list of interfaces
+  char *name; ///< name of the interface
+  uint32_t index; ///< a unique integer associated with the interface
+  uint32_t flags; ///< interface flags e.g. IFF_LOOPBACK, IFF_MASTER, IFF_MULTICAST
+  enum ddsrt_iftype type; ///< @see ddsrt_iftype
+  struct sockaddr *addr; ///< network address of this interface
+  struct sockaddr *netmask; ///< netmask of this interface (or NULL if it doesn't have one)
+  struct sockaddr *broadaddr; ///< broadcast address of this interface (or NULL if it doesn't have one)
+};
+
+typedef struct ddsrt_ifaddrs ddsrt_ifaddrs_t;
+
+/**
+ * @brief Get the interface addresses (@ref ddsrt_ifaddrs) (and interface information) for specific address families
+ * 
+ * A few points worth mentioning:
+ * - Array 'afs' must be terminated with an element 'DDSRT_AF_TERM'.
+ * - Only the interface addresses matching an address family in 'afs' are returned.
+ * - In case of any error, '*ifap' is left untouched.
+ * - In case of success, a new linked list @ref ddsrt_ifaddrs is allocated, and '*ifap' points to the first element.
+ *   The user is responsible for freeing the memory at a later time using @ref ddsrt_freeifaddrs.
+ * - Multiple calls are allowed (with different 'afs' or not).
+ * 
+ * @param[out] ifap interface address pointer
+ * @param[in] afs an array of address families
+ * @return a DDS_RETCODE (OK, ERROR, OUT_OF_RESOURCES, NOT_ALLOWED)
+ */
+DDS_EXPORT dds_return_t
+ddsrt_getifaddrs(
+  ddsrt_ifaddrs_t **ifap,
+  const int *afs);
+
+/**
+ * @brief Free the interface addresses returned by @ref ddsrt_getifaddrs
+ * 
+ * @param[in] ifa the interface addresses to free
+ */
+DDS_EXPORT void
+ddsrt_freeifaddrs(
+  ddsrt_ifaddrs_t *ifa);
+
+/**
+ * @brief Get the mac address for a given interface name
+ * 
+ * Copies the first 6 bytes of the mac address into the buffer 'mac_addr'.
+ * Specifying an unknown interface results in DDS_RETCODE_ERROR.
+ * If the interface exists and doesn't actually have a MAC address, like a loopback interface,
+ * the behaviour is platform-dependent. (On Linux, you get all 0, but that may not be universally true.)
+ * 
+ * @param[in] interface_name the name of the interface
+ * @param[out] mac_addr a buffer to copy the mac address into
+ * @return a DDS_RETCODE (OK, ERROR)
+ */
+dds_return_t
+ddsrt_eth_get_mac_addr(
+  char *interface_name,
+  unsigned char *mac_addr);
+
+#if defined (__cplusplus)
+}
+#endif
+
+#endif /* DDSRT_IFADDRS_H */