NuMaker connection with AWS IoT thru MQTT/HTTPS (Mbed OS 6)
Dependencies: MQTT
MyTLSSocket.h
00001 #ifndef _MY_TLS_SOCKET_H_ 00002 #define _MY_TLS_SOCKET_H_ 00003 00004 #include "mbed.h" 00005 #include "TLSSocket.h" 00006 #include "mbedtls_utils.h" 00007 00008 #if MBED_CONF_MY_TLSSOCKET_TLS_DEBUG_LEVEL > 0 00009 #include "mbedtls/debug.h" 00010 #endif 00011 00012 /* MyTLSSocket = TLSSocket + MQTT lib required timed read/write + debug thru console */ 00013 class MyTLSSocket : public TLSSocket 00014 { 00015 public: 00016 MyTLSSocket(); 00017 ~MyTLSSocket(); 00018 00019 /** 00020 * Timed recv for MQTT lib 00021 */ 00022 int read(unsigned char* buffer, int len, int timeout); 00023 00024 /** 00025 * Timed send for MQTT lib 00026 */ 00027 int write(unsigned char* buffer, int len, int timeout); 00028 00029 protected: 00030 #if MBED_CONF_MY_TLSSOCKET_TLS_DEBUG_LEVEL > 0 00031 /** 00032 * Debug callback for Mbed TLS 00033 * Just prints on the USB serial port 00034 */ 00035 static void my_debug(void *ctx, int level, const char *file, int line, 00036 const char *str); 00037 00038 /** 00039 * Certificate verification callback for Mbed TLS 00040 * Here we only use it to display information on each cert in the chain 00041 */ 00042 static int my_verify(void *data, mbedtls_x509_crt *crt, int depth, uint32_t *flags); 00043 #endif 00044 }; 00045 00046 #endif // _MY_TLS_SOCKET_H_
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