Adding FreeRTOS TCP support, FREERTOS_TCP option

src/io.c

@@ -77,6 +77,8 @@
         static int errno;
     #elif defined(WOLFSSL_TIRTOS)
         #include <sys/socket.h>
+    #elif defined(FREERTOS_TCP)
+        #include "FreeRTOS_Sockets.h"
     #elif defined(WOLFSSL_IAR_ARM)
         /* nothing */
     #else
@@ -178,6 +180,14 @@
     #define SOCKET_EPIPE        PICO_ERR_EIO
     #define SOCKET_ECONNREFUSED PICO_ERR_ECONNREFUSED
     #define SOCKET_ECONNABORTED PICO_ERR_ESHUTDOWN
+#elif defined(FREERTOS_TCP)
+    #define SOCKET_EWOULDBLOCK FREERTOS_EWOULDBLOCK
+    #define SOCKET_EAGAIN       FREERTOS_EWOULDBLOCK
+    #define SOCKET_ECONNRESET   FREERTOS_SOCKET_ERROR
+    #define SOCKET_EINTR        FREERTOS_SOCKET_ERROR
+    #define SOCKET_EPIPE        FREERTOS_SOCKET_ERROR
+    #define SOCKET_ECONNREFUSED FREERTOS_SOCKET_ERROR
+    #define SOCKET_ECONNABORTED FREERTOS_SOCKET_ERROR
 #else
     #define SOCKET_EWOULDBLOCK EWOULDBLOCK
     #define SOCKET_EAGAIN      EAGAIN
@@ -201,6 +211,9 @@
 #elif defined(WOLFSSL_PICOTCP)
     #define SEND_FUNCTION pico_send
     #define RECV_FUNCTION pico_recv
+#elif defined(FREERTOS_TCP)
+    #define RECV_FUNCTION(a,b,c,d)  FreeRTOS_recv((Socket_t)(a),(void*)(b), (size_t)(c), (BaseType_t)(d))
+    #define SEND_FUNCTION(a,b,c,d)  FreeRTOS_send((Socket_t)(a),(void*)(b), (size_t)(c), (BaseType_t)(d))
 #else
     #define SEND_FUNCTION send
     #define RECV_FUNCTION recv

wolfcrypt/src/wc_port.c

@@ -66,7 +66,7 @@ int UnLockMutex(wolfSSL_Mutex *m)
 
 #else /* MULTI_THREAD */
 
-    #if defined(FREERTOS)
+    #if defined(FREERTOS)  || defined(FREERTOS_TCP)
 
         int InitMutex(wolfSSL_Mutex* m)
         {

wolfssl/internal.h

@@ -111,7 +111,7 @@
     #endif
 #elif defined(MICRIUM)
     /* do nothing, just don't pick Unix */
-#elif defined(FREERTOS) || defined(WOLFSSL_SAFERTOS)
+#elif defined(FREERTOS) || defined(FREERTOS_TCP) || defined(WOLFSSL_SAFERTOS)
     /* do nothing */
 #elif defined(EBSNET)
     /* do nothing */

wolfssl/wolfcrypt/settings.h

@@ -57,6 +57,9 @@
 /* Uncomment next line if using FreeRTOS */
 /* #define FREERTOS */
 
+/* Uncomment next line if using FreeRTOS-Plus TCP */
+/* #define FREERTOS_TCP */
+
 /* Uncomment next line if using FreeRTOS Windows Simulator */
 /* #define FREERTOS_WINSIM */
 
@@ -305,7 +308,7 @@
 
 
 /* Micrium will use Visual Studio for compilation but not the Win32 API */
-#if defined(_WIN32) && !defined(MICRIUM) && !defined(FREERTOS) \
+#if defined(_WIN32) && !defined(MICRIUM) && !defined(FREERTOS) && !defined(FREERTOS_TCP)\
         && !defined(EBSNET) && !defined(WOLFSSL_EROAD)
     #define USE_WINDOWS_API
 #endif
@@ -406,6 +409,27 @@ static char *fgets(char *buff, int sz, FILE *fp)
     #endif
 #endif
 
+#ifdef FREERTOS_TCP
+
+#if !defined(NO_WOLFSSL_MEMORY) && !defined(XMALLOC_USER)
+#define XMALLOC(s, h, type)  pvPortMalloc((s))
+#define XFREE(p, h, type)    vPortFree((p))
+#endif
+
+#define CUSTOM_RAND_GENERATE testRandGen /* for test use only */
+static int testRandGen(void) {
+	return 0;
+}
+
+#define NO_WOLFSSL_DIR
+#define NO_WRITEV
+#define WOLFSSL_HAVE_MIN
+#define USE_FAST_MATH
+#define TFM_TIMING_REGISTANT
+#define NO_MAIN_DRIVER
+
+#endif
+
 #ifdef WOLFSSL_TIRTOS
     #define SIZEOF_LONG_LONG 8
     #define NO_WRITEV

wolfssl/wolfcrypt/types.h

@@ -155,7 +155,7 @@
 
 
 	/* Micrium will use Visual Studio for compilation but not the Win32 API */
-	#if defined(_WIN32) && !defined(MICRIUM) && !defined(FREERTOS) \
+	#if defined(_WIN32) && !defined(MICRIUM) && !defined(FREERTOS) && !defined(FREERTOS_TCP) \
 	        && !defined(EBSNET)
 	    #define USE_WINDOWS_API
 	#endif
@@ -180,7 +180,7 @@
 	#elif !defined(MICRIUM_MALLOC) && !defined(EBSNET) \
 	        && !defined(WOLFSSL_SAFERTOS) && !defined(FREESCALE_MQX) \
 	        && !defined(FREESCALE_KSDK_MQX) && !defined(FREESCALE_FREE_RTOS) \
-            && !defined(WOLFSSL_LEANPSK) && !defined(FREERTOS) \
+            && !defined(WOLFSSL_LEANPSK) && !defined(FREERTOS) && !defined(FREERTOS_TCP)\
             && !defined(WOLFSSL_uITRON4) && !defined(WOLFSSL_uTKERNEL2)
 	    /* default C runtime, can install different routines at runtime via cbs */
 	    #include <wolfssl/wolfcrypt/memory.h>

wolfssl/wolfcrypt/wc_port.h

@@ -49,7 +49,7 @@
     #endif
 #elif defined(MICRIUM)
     /* do nothing, just don't pick Unix */
-#elif defined(FREERTOS) || defined(WOLFSSL_SAFERTOS)
+#elif defined(FREERTOS) || defined(FREERTOS_TCP) || defined(WOLFSSL_SAFERTOS)
     /* do nothing */
 #elif defined(EBSNET)
     /* do nothing */
@@ -87,8 +87,12 @@
     typedef int wolfSSL_Mutex;
 #else /* MULTI_THREADED */
     /* FREERTOS comes first to enable use of FreeRTOS Windows simulator only */
-    #ifdef FREERTOS
+    #if defined(FREERTOS) 
         typedef xSemaphoreHandle wolfSSL_Mutex;
+    #elif defined(FREERTOS_TCP)
+        #include "FreeRTOS.h"
+        #include "semphr.h"
+		typedef SemaphoreHandle_t  wolfSSL_Mutex;
     #elif defined(WOLFSSL_SAFERTOS)
         typedef struct wolfSSL_Mutex {
             signed char mutexBuffer[portQUEUE_OVERHEAD_BYTES];