| 1 | Ensure memory accesses in the sha3 module are aligned on ARM as it causes
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| 2 | problems when running 32-bit code on a 64-bit kernel.
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| 3 |
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| 4 | Patch taken from upstream bug report:
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| 5 | https://bugs.python.org/issue36515
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| 6 |
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| 7 | |
| 8 | |
| 9 | @@ -64,6 +64,12 @@
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| 10 | #define PLATFORM_BYTE_ORDER IS_BIG_ENDIAN
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| 11 | #endif
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| 12 |
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| 13 | +/* Bus error on 32-bit ARM due to un-aligned memory accesses; 64-bit ARM
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| 14 | + * doesn't complain but un-aligned memory accesses are sub-optimal */
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| 15 | +#if defined(__arm__) || defined(__aarch64__)
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| 16 | +#define NO_MISALIGNED_ACCESSES
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| 17 | +#endif
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| 18 | +
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| 19 | /* mangle names */
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| 20 | #define KeccakF1600_FastLoop_Absorb _PySHA3_KeccakF1600_FastLoop_Absorb
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| 21 | #define Keccak_HashFinal _PySHA3_Keccak_HashFinal
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