Adds changes for use of SL_MBEDTLS_USE_TINYCRYPT

Author: brosahay

examples/platform/silabs/SiWx917/SiWx917/sl_wifi_if.cpp

@@ -70,10 +70,10 @@ extern "C" {
 #include "sl_wifi.h"
 #include "sl_wifi_callback_framework.h"
 #include "wfx_host_events.h"
-#if TINYCRYPT_PRIMITIVES
+#if SL_MBEDTLS_USE_TINYCRYPT
+#include "sl_si91x_constants.h"
 #include "sl_si91x_trng.h"
-#define TRNGKEY_SIZE 4
-#endif // TINYCRYPT_PRIMITIVES
+#endif // SL_MBEDTLS_USE_TINYCRYPT
 }
 
 WfxRsi_t wfx_rsi;
@@ -477,8 +477,8 @@ static sl_status_t wfx_rsi_init(void)
         return status;
     }
 
-#ifdef TINYCRYPT_PRIMITIVES
-    const uint32_t trngKey[TRNGKEY_SIZE] = { 0x16157E2B, 0xA6D2AE28, 0x8815F7AB, 0x3C4FCF09 };
+#ifdef SL_MBEDTLS_USE_TINYCRYPT
+    const uint32_t trngKey[TRNG_KEY_SIZE] = { 0x16157E2B, 0xA6D2AE28, 0x8815F7AB, 0x3C4FCF09 };
 
     // To check the Entropy of TRNG and verify TRNG functioning.
     status = sl_si91x_trng_entropy();
@@ -489,13 +489,13 @@ static sl_status_t wfx_rsi_init(void)
     }
 
     // Initiate and program the key required for TRNG hardware engine
-    status = sl_si91x_trng_program_key((uint32_t *) trngKey, TRNGKEY_SIZE);
+    status = sl_si91x_trng_program_key((uint32_t *) trngKey, TRNG_KEY_SIZE);
     if (status != SL_STATUS_OK)
     {
         SILABS_LOG("TRNG Key Programming Failed");
         return status;
     }
-#endif // TINYCRYPT_PRIMITIVES
+#endif // SL_MBEDTLS_USE_TINYCRYPT
 
     wfx_rsi.events = xEventGroupCreateStatic(&rsiDriverEventGroup);
     wfx_rsi.dev_state |= WFX_RSI_ST_DEV_READY;