- If TdesContext is NULL, then ASSERT().\r
- If Input is NULL, then ASSERT().\r
- If InputSize is not multiple of block size (8 bytes), then ASSERT().\r
- If Ivec is NULL, then ASSERT().\r
- If Output is NULL, then ASSERT().\r
+ If TdesContext is NULL, then return FALSE.\r
+ If Input is NULL, then return FALSE.\r
+ If InputSize is not multiple of block size (8 bytes), then return FALSE.\r
+ If Ivec is NULL, then return FALSE.\r
+ If Output is NULL, then return FALSE.\r