| Non-Alpha | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Function | Cyclomatic | Modified | Strict | Essential | Nesting | Paths |
| Key_Bind_f | 7 | 7 | 7 | 4 | 2 | 36 |
| Key_Bindlist_f | 3 | 3 | 4 | 1 | 2 | 3 |
| Key_ClearStates | 3 | 3 | 4 | 1 | 2 | 3 |
| Key_ClearTyping | 1 | 1 | 1 | 1 | 0 | 1 |
| Key_Console | 41 | 28 | 64 | 15 | 3 | 11664000 |
| Key_Event | 33 | 27 | 53 | 12 | 3 | 5483520 |
| Key_GetKey | 2 | 2 | 2 | 1 | 1 | 2 |
| Key_Init | 6 | 6 | 6 | 1 | 1 | 32 |
| Key_KeynumToString | 5 | 5 | 6 | 5 | 2 | 12 |
| Key_Message | 8 | 8 | 10 | 6 | 2 | 72 |
| Key_SetBinding | 3 | 3 | 3 | 1 | 1 | 4 |
| Key_StringToKeynum | 5 | 5 | 6 | 5 | 2 | 12 |
| Key_Unbind_f | 3 | 3 | 3 | 3 | 1 | 4 |
| Key_Unbindall_f | 3 | 3 | 3 | 1 | 2 | 3 |
| Key_WriteBindings | 3 | 3 | 4 | 1 | 2 | 3 |
| KeyBindingFunc | 2 | 2 | 2 | 1 | 1 | 2 |
| KeyCursorDrawFunc | 2 | 2 | 2 | 1 | 1 | 2 |
| KeyDown | 7 | 7 | 8 | 5 | 1 | 48 |
| Keys_MenuDraw | 1 | 1 | 1 | 1 | 0 | 1 |
| Keys_MenuInit | 1 | 1 | 1 | 1 | 0 | 1 |
| Keys_MenuKey | 8 | 4 | 9 | 4 | 2 | 9 |
| KeyUp | 7 | 7 | 8 | 6 | 1 | 48 |
| Non-Alpha | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |