|
| 1 | +import sys |
| 2 | +try: |
| 3 | + import uctypes |
| 4 | +except ImportError: |
| 5 | + print("SKIP") |
| 6 | + sys.exit() |
| 7 | + |
| 8 | +if sys.byteorder != "little": |
| 9 | + print("SKIP") |
| 10 | + sys.exit() |
| 11 | + |
| 12 | +desc = { |
| 13 | + # arr is array at offset 0, of UINT8 elements, array size is 2 |
| 14 | + "arr": (uctypes.ARRAY | 0, uctypes.UINT8 | 2), |
| 15 | + # arr2 is array at offset 0, size 2, of structures defined recursively |
| 16 | + "arr2": (uctypes.ARRAY | 0, 2, {"b": uctypes.UINT8 | 0}), |
| 17 | + "arr3": (uctypes.ARRAY | 2, uctypes.UINT16 | 2), |
| 18 | + |
| 19 | + # aligned |
| 20 | + "arr5": (uctypes.ARRAY | 0, uctypes.UINT32 | 1), |
| 21 | + "arr7": (uctypes.ARRAY | 0, 1, {"l": uctypes.UINT32 | 0}), |
| 22 | + |
| 23 | + "arr8": (uctypes.ARRAY | 0, uctypes.INT8 | 1), |
| 24 | + "arr9": (uctypes.ARRAY | 0, uctypes.INT16 | 1), |
| 25 | + "arr10": (uctypes.ARRAY | 0, uctypes.INT32 | 1), |
| 26 | + "arr11": (uctypes.ARRAY | 0, uctypes.INT64 | 1), |
| 27 | + "arr12": (uctypes.ARRAY | 0, uctypes.UINT64| 1), |
| 28 | + "arr13": (uctypes.ARRAY | 1, 1, {"l": {}}), |
| 29 | +} |
| 30 | + |
| 31 | +data = bytearray(8) |
| 32 | + |
| 33 | +S = uctypes.struct(uctypes.addressof(data), desc) |
| 34 | + |
| 35 | +# assign int64 |
| 36 | +S.arr11[0] = 0x11223344 |
| 37 | +print(hex(S.arr11[0])) |
| 38 | +assert hex(S.arr11[0]) == "0x11223344" |
| 39 | + |
| 40 | +# assign uint64 |
| 41 | +S.arr12[0] = 0x11223344 |
| 42 | +print(hex(S.arr12[0])) |
| 43 | +assert hex(S.arr12[0]) == "0x11223344" |
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