[esp8266] Allow use of recvfrom for esphome sockets (#12342)

esphome/components/socket/lwip_raw_tcp_impl.cpp

@@ -334,6 +334,12 @@ class LWIPRawImpl : public Socket {
     }
     return ret;
   }
+
+  ssize_t recvfrom(void *buf, size_t len, sockaddr *addr, socklen_t *addr_len) override {
+    errno = ENOTSUP;
+    return -1;
+  }
+
   ssize_t internal_write(const void *buf, size_t len) {
     if (pcb_ == nullptr) {
       errno = ECONNRESET;

esphome/components/socket/lwip_sockets_impl.cpp

@@ -113,6 +113,9 @@ class LwIPSocketImpl : public Socket {
   }
   int listen(int backlog) override { return lwip_listen(fd_, backlog); }
   ssize_t read(void *buf, size_t len) override { return lwip_read(fd_, buf, len); }
+  ssize_t recvfrom(void *buf, size_t len, sockaddr *addr, socklen_t *addr_len) override {
+    return lwip_recvfrom(fd_, buf, len, 0, addr, addr_len);
+  }
   ssize_t readv(const struct iovec *iov, int iovcnt) override { return lwip_readv(fd_, iov, iovcnt); }
   ssize_t write(const void *buf, size_t len) override { return lwip_write(fd_, buf, len); }
   ssize_t send(void *buf, size_t len, int flags) { return lwip_send(fd_, buf, len, flags); }

esphome/components/socket/socket.h

@@ -39,9 +39,7 @@ class Socket {
   virtual int setsockopt(int level, int optname, const void *optval, socklen_t optlen) = 0;
   virtual int listen(int backlog) = 0;
   virtual ssize_t read(void *buf, size_t len) = 0;
-#ifdef USE_SOCKET_IMPL_BSD_SOCKETS
   virtual ssize_t recvfrom(void *buf, size_t len, sockaddr *addr, socklen_t *addr_len) = 0;
-#endif
   virtual ssize_t readv(const struct iovec *iov, int iovcnt) = 0;
   virtual ssize_t write(const void *buf, size_t len) = 0;
   virtual ssize_t writev(const struct iovec *iov, int iovcnt) = 0;