Modified TestLittleEndian

TestLittleEndian.cc

@@ -6,30 +6,30 @@
  */
 
 #include "TestLittleEndian.hh"
-#include <arpa/inet.h>
+#include <endian.h>
 #include <inttypes.h>
 
 TestLittleEndian::TestLittleEndian() = default;
 
 TestLittleEndian::~TestLittleEndian() = default;
 
-int TestLittleEndian::initialize(ErrorHandler* errh __attribute ((__unused__))) {
-    unsigned i;
-
-    union {
-        uint32_t i;
-        uint8_t a[sizeof (uint32_t)];
-    } u;
-
-    u.i = 0x12345678;
-    for (i = 0; i < sizeof (uint32_t); i++)
-        printf("%02" PRIx8, u.a[i]);
+static void print_buf(void *content, size_t size) {
+    size_t i;
+    uint8_t *ptr = (uint8_t *)content;
+    for (i = 0; i < size; i++) {
+        printf("%02" PRIx8, ptr[i]);
+    }
     printf("\n");
+}
 
-    u.i = htonl(0x12345678);
-    for (i = 0; i < sizeof (uint32_t); i++)
-        printf("%02" PRIx8, u.a[i]);
-    printf("\n");
+int TestLittleEndian::initialize(ErrorHandler* errh __attribute ((__unused__))) {
+    uint32_t i;
+    
+    i = 0x12345678;
+    print_buf(&i, sizeof(i));
+    
+    i = htobe32(0x12345678);
+    print_buf(&i, sizeof(i));
 
     return 0;
 }