2009-03-03 03:27:01 +00:00
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#ifndef RANDOM_H__
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#define RANDOM_H__ 1
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#include "driver.h"
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2009-05-21 22:41:07 +00:00
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// SFTM expects MEXP to contain the desired period length
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#ifdef RANDOM_PERIOD_LENGTH
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#define MEXP RANDOM_PERIOD_LENGTH
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#endif
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2009-03-03 03:27:01 +00:00
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2009-05-21 22:41:07 +00:00
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#include "random/SFMT.h"
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#define PRNG_DEFAULT_DEVICE "/dev/urandom"
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// device/file to read seed for the PRNG from
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extern char * prng_device_name;
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/* --- Prototypes --- */
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extern void seed_random_from_int(uint32_t seed);
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extern void seed_random(const char *filename);
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#if SIZEOF_LONG == SIZEOF_CHAR_P
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uint64_t random_number(uint64_t n);
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#elif SIZEOF_INT == SIZEOF_CHAR_P
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uint32_t random_number(uint32_t n);
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#else
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#error We currently do not yes support a 128 bit integer type used as \
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svalue number type.
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#endif
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2009-03-03 03:27:01 +00:00
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#endif /* RANDOM_H__ */
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