Fix compile error when --build-e2 option included

- modify byte_array.h in order to avoid conflict for same file names

common/utils/ds/byte_array.c

@@ -22,6 +22,7 @@
 #include "byte_array.h"
 
 #include "common/utils/assertions.h"
+#include <assert.h>
 #include <string.h>
 
 byte_array_t copy_byte_array(byte_array_t src)
@@ -56,3 +57,19 @@ bool eq_byte_array(const byte_array_t* m0, const byte_array_t* m1)
 
   return true;
 }
+
+byte_array_t cp_str_to_ba(const char* str)
+{
+  assert(str != NULL);
+  
+  const size_t sz = strlen(str);
+
+  byte_array_t dst = {.len = sz};
+
+  dst.buf = calloc(sz,sizeof(uint8_t));
+  assert(dst.buf != NULL && "Memory exhausted");
+
+  memcpy(dst.buf, str, sz);
+
+  return dst;
+}