mDNS: Initial version based on IDF 5.0

common_components/protocol_examples_common/include/addr_from_stdin.h

@@ -0,0 +1,44 @@
+/*  Common utilities for socket address input interface:
+    The API get_addr_from_stdin() is mainly used by socket client examples which read IP address from stdin (if configured).
+    This option is typically used in the CI, but could be enabled in the project configuration.
+    In that case this component is used to receive a string that is evaluated and processed to output
+    socket structures to open a connectio
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+ */
+
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "lwip/sys.h"
+#include <lwip/netdb.h>
+#include <arpa/inet.h>
+
+/**
+ * @brief Read and evaluate IP address from stdin
+ *
+ * This API reads stdin and parses the input address using getaddrinfo()
+ * to fill in struct sockaddr_storage (for both IPv4 and IPv6) used to open
+ * a socket. IP protocol is guessed from the IP address string.
+ *
+ * @param[in] port port number of expected connection
+ * @param[in] sock_type expected protocol: SOCK_STREAM or SOCK_DGRAM
+ * @param[out] ip_protocol resultant IP protocol: IPPROTO_IP or IPPROTO_IP6
+ * @param[out] addr_family resultant address family: AF_INET or AF_INET6
+ * @param[out] dest_addr sockaddr_storage structure (for both IPv4 and IPv6)
+ * @return ESP_OK on success, ESP_FAIL otherwise
+ */
+esp_err_t get_addr_from_stdin(int port, int sock_type,
+                              int *ip_protocol,
+                              int *addr_family,
+                              struct sockaddr_storage *dest_addr);
+
+#ifdef __cplusplus
+}
+#endif