Fix #403, patches for older system compatibility

Do not assume INTMAX_MAX or UINT64_C macros are available.
Notably, these are absent on VxWorks 6.9,

unit-test/cf_codec_tests.c

@@ -54,12 +54,17 @@ void Test_CF_CFDP_GetValueEncodedSize(void)
  UtAssert_UINT32_EQ(CF_CFDP_GetValueEncodedSize(16777216), 4);
  UtAssert_UINT32_EQ(CF_CFDP_GetValueEncodedSize(UINT32_MAX), 4);
 
+#ifdef UINT64_C
  /*
  * This next case uses UINT64_C macro to force promotion so the +1 is done as 64-bit,
- * otherwise the UINT32_MAX is a 32-bit value and +1 results in 0.
+ * otherwise the UINT32_MAX is a 32-bit value and +1 results in 0. Not all systems have
+ * UINT64_C so these will be skipped in that case.
  */
  UtAssert_UINT32_EQ(CF_CFDP_GetValueEncodedSize(UINT32_MAX + UINT64_C(1)), 5);
+#endif
+#ifdef UINT64_MAX
  UtAssert_UINT32_EQ(CF_CFDP_GetValueEncodedSize(UINT64_MAX), 8);
+#endif
 }
 
 void Test_CF_EncodeIntegerInSize(void)
@@ -1305,4 +1310,4 @@ void UtTest_Setup(void)
 
  Add_CF_Encode_tests();
  Add_CF_Decode_tests();
-}
+}

unit-test/utilities/cf_test_utils.c

@@ -448,38 +448,6 @@ int Any_int_Except(int exception)
  return random_val;
 }
 
-int Any_int_GreaterThan(int floor) /* NOTE: INTMAX_MAX will fail, and is invalid value */
-{
- int random_val;
- bool coin_toss;
-
- if (floor > 0)
- {
- random_val = (int)(rand() % (INTMAX_MAX - floor - 1)); /* -1 for greater than */
-
- random_val += floor + 1;
- }
- else
- {
- coin_toss = rand() % 2;
-
- if (coin_toss == HEADS)
- {
- random_val = (int)(rand() % (-floor)); /* floor is negative, -floor inverts to positive */
- /* 0 to INTMAX_MAX becomes -1 to INTMAX_MIN */
- random_val *= -1; /* flip sign */
- random_val += -1; /* subtract 1, 0 becomes -1 */
- }
- else
- {
- random_val = (int)(rand() % (INTMAX_MAX)); /* floor is negative, random will be positive so any positive (or
- zero) will work */
- }
- }
-
- return random_val;
-}
-
 int Any_int_Negative(void)
 {
  return ((rand() % MAX_INT) * -1) - 1; /* *-1 flips sign, -1 for 0 and MIN_INT */

unit-test/utilities/cf_test_utils.h

@@ -261,7 +261,6 @@ uint64 Any_uint64_Except(uint64 exception);
 unsigned int Any_unsigned_int(void);
 int Any_int(void);
 int Any_int_Except(int exception);
-int Any_int_GreaterThan(int floor);
 int Any_int_Negative(void);
 int Any_int_Positive(void);
 int Any_int_PositiveExcept(int exception);