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77b5c65e52
Add hc_uint4_t to SCRYPT to work-around Intel OpenCL alignment bug. Align large buffers (V1-V4) manually to 1k-byte boundaries. Replace uint4 xor operator with xor_uint4() function.
61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
/**
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* Author......: See docs/credits.txt
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* License.....: MIT
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*/
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#ifndef INC_HASH_SCRYPT_H
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#define INC_HASH_SCRYPT_H
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#define GET_SCRYPT_SZ(r,p) (128 * (r) * (p))
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#define GET_STATE_SZ(r) (128 * (r))
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// _SZ is true sizes as bytes
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#define SCRYPT_SZ GET_SCRYPT_SZ (SCRYPT_R, SCRYPT_P)
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#define STATE_SZ GET_STATE_SZ (SCRYPT_R)
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// _CNT is size as whatever /X datatype
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#define SCRYPT_CNT4 (SCRYPT_SZ / 4)
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#define STATE_CNT4 (STATE_SZ / 4)
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// this would be uint4, feels more natural than 16
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#define SCRYPT_CNT44 ((SCRYPT_SZ / 4) / 4)
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#define STATE_CNT44 ((STATE_SZ / 4) / 4)
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#define SALSA_SZ 64
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#define SALSA_CNT4 (SALSA_SZ / 4)
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#define SALSA_CNT44 ((SALSA_SZ / 4) / 4)
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// should be safe, because in backend.c we use:
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// u64 size_extra_buffer1 = 4096;
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// size_extra_buffer1 += base_chunk_size;
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#define ALIGN_PTR_1k(p) ((GLOBAL_AS hc_uint4_t *) (((u64) (p) + 1023) & ~1023UL))
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#if defined IS_INTEL_SDK
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typedef struct
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{
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u32 x, y, z, w;
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} hc_uint4_t;
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#else
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typedef uint4 hc_uint4_t;
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#endif
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DECLSPEC hc_uint4_t xor_uint4 (const hc_uint4_t a, const hc_uint4_t b);
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typedef struct
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{
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#ifndef SCRYPT_TMP_ELEM
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#define SCRYPT_TMP_ELEM 1
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#endif
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u32 in[SCRYPT_TMP_ELEM / 2];
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u32 out[SCRYPT_TMP_ELEM / 2];
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} scrypt_tmp_t;
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#endif
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