Calculate the mbedtls memory usage into the IoT.js memory usage. (#233)

JSRemoteTest-DCO-1.0-Signed-off-by: Roland Takacs [email protected]

Author: rtakacs

jstest/resources/etc/iotjs-freya.config

@@ -7,9 +7,11 @@
 iotjs     %{iotjs-dirname}/src
 jerry     deps/jerry
 libtuv    deps/libtuv
+mbedtls   deps/mbedtls
 
 [Total] 1
   (jerry)
   (iotjs)
   (libtuv)
+  (mbedtls)
 [other] 1 +

jstest/resources/memstat/jstest_memstat.c

@@ -122,4 +122,9 @@ void print_mem_stat() {
   printf("  Malloc peak allocated: %u bytes\n", peak_allocated_bytes);
 }
 
+
+// Define custom allocator functions for mbedtls of TizenRT.
+void *(*mbedtls_calloc)(size_t n, size_t size) = jstest_calloc;
+void (*mbedtls_free)(void *ptr) = jstest_free;
+
 #endif /* JSTEST_MEMSTAT_ENABLED */

jstest/resources/patches/tizenrt-mbedtls.diff

@@ -1,7 +1,16 @@
 diff --git a/external/include/mbedtls/config.h b/external/include/mbedtls/config.h
-index 7d5cda4..0f1401f 100644
+index 7d5cda4..57e1501 100644
 --- a/external/include/mbedtls/config.h
 +++ b/external/include/mbedtls/config.h
+@@ -132,7 +132,7 @@
+  *
+  * Enable this layer to allow use of alternative memory allocators.
+  */
+-//#define MBEDTLS_PLATFORM_MEMORY
++#define MBEDTLS_PLATFORM_MEMORY
+ 
+ /**
+  * \def MBEDTLS_PLATFORM_NO_STD_FUNCTIONS
 @@ -678,7 +678,7 @@
   * enabled as well):
   *      MBEDTLS_TLS_ECDH_ANON_WITH_AES_128_CBC_SHA256
@@ -11,6 +20,15 @@ index 7d5cda4..0f1401f 100644
 
  /**
   * \def MBEDTLS_KEY_EXCHANGE_ECDHE_ECDSA_ENABLED
+@@ -2178,7 +2178,7 @@
+  *
+  * This module enables abstraction of common (libc) functions.
+  */
+-//#define MBEDTLS_PLATFORM_C
++#define MBEDTLS_PLATFORM_C
+ 
+ /**
+  * \def MBEDTLS_RIPEMD160_C
 diff --git a/external/mbedtls/Makefile b/external/mbedtls/Makefile
 index 5e321e3..fb174a7 100644
 --- a/external/mbedtls/Makefile