From f015130f2eca456ee34836ca30af757fc6e59d24 Mon Sep 17 00:00:00 2001
From: Joakim Plate <elupus@ecce.se>
Date: Sun, 7 Dec 2025 21:59:59 +0100
Subject: [PATCH] [esp8266] Allow use of recvfrom for esphome sockets (#12342)

---
 esphome/components/socket/lwip_raw_tcp_impl.cpp | 6 ++++++
 esphome/components/socket/lwip_sockets_impl.cpp | 3 +++
 esphome/components/socket/socket.h              | 2 --
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/esphome/components/socket/lwip_raw_tcp_impl.cpp b/esphome/components/socket/lwip_raw_tcp_impl.cpp
index e0d93d8e2..e57af91b7 100644
--- a/esphome/components/socket/lwip_raw_tcp_impl.cpp
+++ b/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;
diff --git a/esphome/components/socket/lwip_sockets_impl.cpp b/esphome/components/socket/lwip_sockets_impl.cpp
index f8a1cbc04..d94c1fb2f 100644
--- a/esphome/components/socket/lwip_sockets_impl.cpp
+++ b/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); }
diff --git a/esphome/components/socket/socket.h b/esphome/components/socket/socket.h
index 8f0d28362..78a89fe00 100644
--- a/esphome/components/socket/socket.h
+++ b/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;