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https://github.com/RfidResearchGroup/proxmark3.git
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f4d0ffd1b9
ADD: a prng.c to collect some different PRNG's i've ran into ADD: some changes the tea implementation ADD: a enhanced version - SwapEndian64ex
24 lines
763 B
C
24 lines
763 B
C
//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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// Burtle Prng - Modified. 42iterations instead of 20.
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// ref: http://burtleburtle.net/bob/rand/smallprng.html
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//-----------------------------------------------------------------------------
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#ifndef __PRNG_H
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#define __PRNG_H
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#include <stdint.h>
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#include <stddef.h>
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typedef struct prng_ctx {
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uint32_t a;
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uint32_t b;
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uint32_t c;
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uint32_t d;
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} prng_ctx;
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//uint32_t burtle_get( prng_ctx *x );
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uint32_t burtle_get_mod( prng_ctx *x );
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void burtle_init_mod(prng_ctx *x, uint32_t seed );
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void burtle_init(prng_ctx *x, uint32_t seed );
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uint32_t GetSimplePrng( uint32_t seed );
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#endif /* __PRNG_H */ |