// standalone stub for WiFiClient (no-op networking on host build) #ifndef WiFiClient_h #define WiFiClient_h #include #include #include "Arduino.h" #include class WiFiClient { public: WiFiClient() = default; int connect(IPAddress, uint16_t) { return 0; } int connect(const char *, uint16_t) { return 0; } bool connected() { return false; } int available() { return 0; } int read() { return -1; } int read(uint8_t *, size_t) { return 0; } size_t write(uint8_t) { return 0; } size_t write(const uint8_t *, size_t) { return 0; } void stop() { } // ESP32 socket option passthrough (e.g. TCP_NODELAY) int setSocketOption(int, int, const void *, size_t) { return 0; } }; #endif // WiFiClient_h