diff options
Diffstat (limited to 'web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src')
4 files changed, 0 insertions, 665 deletions
diff --git a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.c b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.c deleted file mode 100644 index 405bd5c20..000000000 --- a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.c +++ /dev/null @@ -1,224 +0,0 @@ -/* -** mt19937ar.c - MT Random functions -** -** Copyright (C) 1997 - 2016, Makoto Matsumoto and Takuji Nishimura, -** All rights reserved. -** -** Permission is hereby granted, free of charge, to any person obtaining -** a copy of this software and associated documentation files (the -** "Software"), to deal in the Software without restriction, including -** without limitation the rights to use, copy, modify, merge, publish, -** distribute, sublicense, and/or sell copies of the Software, and to -** permit persons to whom the Software is furnished to do so, subject to -** the following conditions: -** -** The above copyright notice and this permission notice shall be -** included in all copies or substantial portions of the Software. -** -** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY -** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -** SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -** -** [ MIT license: http://www.opensource.org/licenses/mit-license.php ] -** -** Any feedback is very welcome. -** http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/emt.html -** email: m-mat @ math.sci.hiroshima-u.ac.jp (remove space) -** -** This version is modified by mruby developers. If you see any problem, -** contact us first at https://github.com/mruby/mruby/issues -*/ - -#include <mruby.h> -#include "mt19937ar.h" - -/* Period parameters */ -/* #define N 624 */ -#define M 397 -#define MATRIX_A 0x9908b0dfUL /* constant vector a */ -#define UPPER_MASK 0x80000000UL /* most significant w-r bits */ -#define LOWER_MASK 0x7fffffffUL /* least significant r bits */ - -#if 0 /* dead_code */ -static unsigned long mt[N]; /* the array for the state vector */ -static int mti=N+1; /* mti==N+1 means mt[N] is not initialized */ -#endif /* dead_code */ - -void mrb_random_init_genrand(mt_state *t, unsigned long s) -{ - t->mt[0]= s & 0xffffffffUL; - for (t->mti=1; t->mti<N; t->mti++) { - t->mt[t->mti] = (1812433253UL * (t->mt[t->mti-1] ^ (t->mt[t->mti-1] >> 30)) + t->mti); - t->mt[t->mti] &= 0xffffffffUL; - } -} - -unsigned long mrb_random_genrand_int32(mt_state *t) -{ - unsigned long y; - static const unsigned long mag01[2]={0x0UL, MATRIX_A}; - /* mag01[x] = x * MATRIX_A for x=0,1 */ - - if (t->mti >= N) { /* generate N words at one time */ - int kk; - - if (t->mti == N+1) /* if init_genrand() has not been called, */ - mrb_random_init_genrand(t, 5489UL); /* a default initial seed is used */ - - for (kk=0;kk<N-M;kk++) { - y = (t->mt[kk]&UPPER_MASK)|(t->mt[kk+1]&LOWER_MASK); - t->mt[kk] = t->mt[kk+M] ^ (y >> 1) ^ mag01[y & 0x1UL]; - } - for (;kk<N-1;kk++) { - y = (t->mt[kk]&UPPER_MASK)|(t->mt[kk+1]&LOWER_MASK); - t->mt[kk] = t->mt[kk+(M-N)] ^ (y >> 1) ^ mag01[y & 0x1UL]; - } - y = (t->mt[N-1]&UPPER_MASK)|(t->mt[0]&LOWER_MASK); - t->mt[N-1] = t->mt[M-1] ^ (y >> 1) ^ mag01[y & 0x1UL]; - - t->mti = 0; - } - - y = t->mt[t->mti++]; - - /* Tempering */ - y ^= (y >> 11); - y ^= (y << 7) & 0x9d2c5680UL; - y ^= (y << 15) & 0xefc60000UL; - y ^= (y >> 18); - - t->gen.int_ = y; - - return y; -} - -double mrb_random_genrand_real1(mt_state *t) -{ - mrb_random_genrand_int32(t); - t->gen.double_ = t->gen.int_*(1.0/4294967295.0); - return t->gen.double_; - /* divided by 2^32-1 */ -} - -#if 0 /* dead_code */ -/* initializes mt[N] with a seed */ -void init_genrand(unsigned long s) -{ - mt[0]= s & 0xffffffffUL; - for (mti=1; mti<N; mti++) { - mt[mti] = (1812433253UL * (mt[mti-1] ^ (mt[mti-1] >> 30)) + mti); - /* See Knuth TAOCP Vol2. 3rd Ed. P.106 for multiplier. */ - /* In the previous versions, MSBs of the seed affect */ - /* only MSBs of the array mt[]. */ - /* 2002/01/09 modified by Makoto Matsumoto */ - mt[mti] &= 0xffffffffUL; - /* for >32 bit machines */ - } -} - -/* initialize by an array with array-length */ -/* init_key is the array for initializing keys */ -/* key_length is its length */ -/* slight change for C++, 2004/2/26 */ -void init_by_array(unsigned long init_key[], int key_length) -{ - int i, j, k; - init_genrand(19650218UL); - i=1; j=0; - k = (N>key_length ? N : key_length); - for (; k; k--) { - mt[i] = (mt[i] ^ ((mt[i-1] ^ (mt[i-1] >> 30)) * 1664525UL)) - + init_key[j] + j; /* non linear */ - mt[i] &= 0xffffffffUL; /* for WORDSIZE > 32 machines */ - i++; j++; - if (i>=N) { mt[0] = mt[N-1]; i=1; } - if (j>=key_length) j=0; - } - for (k=N-1; k; k--) { - mt[i] = (mt[i] ^ ((mt[i-1] ^ (mt[i-1] >> 30)) * 1566083941UL)) - - i; /* non linear */ - mt[i] &= 0xffffffffUL; /* for WORDSIZE > 32 machines */ - i++; - if (i>=N) { mt[0] = mt[N-1]; i=1; } - } - - mt[0] = 0x80000000UL; /* MSB is 1; assuring non-zero initial array */ -} - -/* generates a random number on [0,0xffffffff]-interval */ -unsigned long genrand_int32(void) -{ - unsigned long y; - static const unsigned long mag01[2]={0x0UL, MATRIX_A}; - /* mag01[x] = x * MATRIX_A for x=0,1 */ - - if (mti >= N) { /* generate N words at one time */ - int kk; - - if (mti == N+1) /* if init_genrand() has not been called, */ - init_genrand(5489UL); /* a default initial seed is used */ - - for (kk=0;kk<N-M;kk++) { - y = (mt[kk]&UPPER_MASK)|(mt[kk+1]&LOWER_MASK); - mt[kk] = mt[kk+M] ^ (y >> 1) ^ mag01[y & 0x1UL]; - } - for (;kk<N-1;kk++) { - y = (mt[kk]&UPPER_MASK)|(mt[kk+1]&LOWER_MASK); - mt[kk] = mt[kk+(M-N)] ^ (y >> 1) ^ mag01[y & 0x1UL]; - } - y = (mt[N-1]&UPPER_MASK)|(mt[0]&LOWER_MASK); - mt[N-1] = mt[M-1] ^ (y >> 1) ^ mag01[y & 0x1UL]; - - mti = 0; - } - - y = mt[mti++]; - - /* Tempering */ - y ^= (y >> 11); - y ^= (y << 7) & 0x9d2c5680UL; - y ^= (y << 15) & 0xefc60000UL; - y ^= (y >> 18); - - return y; -} - -/* generates a random number on [0,0x7fffffff]-interval */ -long genrand_int31(void) -{ - return (long)(genrand_int32()>>1); -} - -/* generates a random number on [0,1]-real-interval */ -double genrand_real1(void) -{ - return genrand_int32()*(1.0/4294967295.0); - /* divided by 2^32-1 */ -} - -/* generates a random number on [0,1)-real-interval */ -double genrand_real2(void) -{ - return genrand_int32()*(1.0/4294967296.0); - /* divided by 2^32 */ -} - -/* generates a random number on (0,1)-real-interval */ -double genrand_real3(void) -{ - return (((double)genrand_int32()) + 0.5)*(1.0/4294967296.0); - /* divided by 2^32 */ -} - -/* generates a random number on [0,1) with 53-bit resolution*/ -double genrand_res53(void) -{ - unsigned long a=genrand_int32()>>5, b=genrand_int32()>>6; - return(a*67108864.0+b)*(1.0/9007199254740992.0); -} -/* These real versions are due to Isaku Wada, 2002/01/09 added */ -#endif /* dead_code */ diff --git a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.h b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.h deleted file mode 100644 index 7d382320d..000000000 --- a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.h +++ /dev/null @@ -1,80 +0,0 @@ -/* -** mt19937ar.h - MT Random functions -** -** Copyright (C) 1997 - 2016, Makoto Matsumoto and Takuji Nishimura, -** All rights reserved. -** -** Permission is hereby granted, free of charge, to any person obtaining -** a copy of this software and associated documentation files (the -** "Software"), to deal in the Software without restriction, including -** without limitation the rights to use, copy, modify, merge, publish, -** distribute, sublicense, and/or sell copies of the Software, and to -** permit persons to whom the Software is furnished to do so, subject to -** the following conditions: -** -** The above copyright notice and this permission notice shall be -** included in all copies or substantial portions of the Software. -** -** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY -** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -** SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -** -** [ MIT license: http://www.opensource.org/licenses/mit-license.php ] -** -** Any feedback is very welcome. -** http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/emt.html -** email: m-mat @ math.sci.hiroshima-u.ac.jp (remove space) -** -** This version is modified by mruby developers. If you see any problem, -** contact us first at https://github.com/mruby/mruby/issues -*/ - -#define N 624 - -typedef struct { - unsigned long mt[N]; - int mti; - union { - unsigned long int_; - double double_; - } gen; - - mrb_int seed; - mrb_bool has_seed : 1; -} mt_state; - -void mrb_random_init_genrand(mt_state *, unsigned long); -unsigned long mrb_random_genrand_int32(mt_state *); -double mrb_random_genrand_real1(mt_state *t); - -/* initializes mt[N] with a seed */ -void init_genrand(unsigned long s); - -/* initialize by an array with array-length */ -/* init_key is the array for initializing keys */ -/* key_length is its length */ -/* slight change for C++, 2004/2/26 */ -void init_by_array(unsigned long init_key[], int key_length); - -/* generates a random number on [0,0xffffffff]-interval */ -unsigned long genrand_int32(void); - -/* generates a random number on [0,0x7fffffff]-interval */ -long genrand_int31(void); - -/* These real versions are due to Isaku Wada, 2002/01/09 added */ -/* generates a random number on [0,1]-real-interval */ -double genrand_real1(void); - -/* generates a random number on [0,1)-real-interval */ -double genrand_real2(void); - -/* generates a random number on (0,1)-real-interval */ -double genrand_real3(void); - -/* generates a random number on [0,1) with 53-bit resolution*/ -double genrand_res53(void); diff --git a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.c b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.c deleted file mode 100644 index b865244cc..000000000 --- a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.c +++ /dev/null @@ -1,349 +0,0 @@ -/* -** random.c - Random module -** -** See Copyright Notice in mruby.h -*/ - -#include <mruby.h> -#include <mruby/variable.h> -#include <mruby/class.h> -#include <mruby/data.h> -#include <mruby/array.h> -#include "mt19937ar.h" - -#include <time.h> - -static char const MT_STATE_KEY[] = "$mrb_i_mt_state"; - -static const struct mrb_data_type mt_state_type = { - MT_STATE_KEY, mrb_free, -}; - -static mrb_value mrb_random_rand(mrb_state *mrb, mrb_value self); -static mrb_value mrb_random_srand(mrb_state *mrb, mrb_value self); - -static void -mt_srand(mt_state *t, unsigned long seed) -{ - mrb_random_init_genrand(t, seed); -} - -static unsigned long -mt_rand(mt_state *t) -{ - return mrb_random_genrand_int32(t); -} - -static double -mt_rand_real(mt_state *t) -{ - return mrb_random_genrand_real1(t); -} - -static mrb_value -mrb_random_mt_srand(mrb_state *mrb, mt_state *t, mrb_value seed) -{ - if (mrb_nil_p(seed)) { - seed = mrb_fixnum_value((mrb_int)(time(NULL) + mt_rand(t))); - if (mrb_fixnum(seed) < 0) { - seed = mrb_fixnum_value(0 - mrb_fixnum(seed)); - } - } - - mt_srand(t, (unsigned) mrb_fixnum(seed)); - - return seed; -} - -static mrb_value -mrb_random_mt_rand(mrb_state *mrb, mt_state *t, mrb_value max) -{ - mrb_value value; - - if (mrb_fixnum(max) == 0) { - value = mrb_float_value(mrb, mt_rand_real(t)); - } - else { - value = mrb_fixnum_value(mt_rand(t) % mrb_fixnum(max)); - } - - return value; -} - -static mrb_value -get_opt(mrb_state* mrb) -{ - mrb_value arg; - - arg = mrb_nil_value(); - mrb_get_args(mrb, "|o", &arg); - - if (!mrb_nil_p(arg)) { - arg = mrb_check_convert_type(mrb, arg, MRB_TT_FIXNUM, "Fixnum", "to_int"); - if (mrb_nil_p(arg)) { - mrb_raise(mrb, E_ARGUMENT_ERROR, "invalid argument type"); - } - if (mrb_fixnum(arg) < 0) { - arg = mrb_fixnum_value(0 - mrb_fixnum(arg)); - } - } - return arg; -} - -static mrb_value -get_random(mrb_state *mrb) { - return mrb_const_get(mrb, - mrb_obj_value(mrb_class_get(mrb, "Random")), - mrb_intern_lit(mrb, "DEFAULT")); -} - -static mt_state * -get_random_state(mrb_state *mrb) -{ - mrb_value random_val = get_random(mrb); - return DATA_GET_PTR(mrb, random_val, &mt_state_type, mt_state); -} - -static mrb_value -mrb_random_g_rand(mrb_state *mrb, mrb_value self) -{ - mrb_value random = get_random(mrb); - return mrb_random_rand(mrb, random); -} - -static mrb_value -mrb_random_g_srand(mrb_state *mrb, mrb_value self) -{ - mrb_value random = get_random(mrb); - return mrb_random_srand(mrb, random); -} - -static mrb_value -mrb_random_init(mrb_state *mrb, mrb_value self) -{ - mrb_value seed; - mt_state *t; - - seed = get_opt(mrb); - - /* avoid memory leaks */ - t = (mt_state*)DATA_PTR(self); - if (t) { - mrb_free(mrb, t); - } - mrb_data_init(self, NULL, &mt_state_type); - - t = (mt_state *)mrb_malloc(mrb, sizeof(mt_state)); - t->mti = N + 1; - - seed = mrb_random_mt_srand(mrb, t, seed); - if (mrb_nil_p(seed)) { - t->has_seed = FALSE; - } - else { - mrb_assert(mrb_fixnum_p(seed)); - t->has_seed = TRUE; - t->seed = mrb_fixnum(seed); - } - - mrb_data_init(self, t, &mt_state_type); - - return self; -} - -static void -mrb_random_rand_seed(mrb_state *mrb, mt_state *t) -{ - if (!t->has_seed) { - mrb_random_mt_srand(mrb, t, mrb_nil_value()); - } -} - -static mrb_value -mrb_random_rand(mrb_state *mrb, mrb_value self) -{ - mrb_value max; - mt_state *t = DATA_GET_PTR(mrb, self, &mt_state_type, mt_state); - - max = get_opt(mrb); - mrb_random_rand_seed(mrb, t); - return mrb_random_mt_rand(mrb, t, max); -} - -static mrb_value -mrb_random_srand(mrb_state *mrb, mrb_value self) -{ - mrb_value seed; - mrb_value old_seed; - mt_state *t = DATA_GET_PTR(mrb, self, &mt_state_type, mt_state); - - seed = get_opt(mrb); - seed = mrb_random_mt_srand(mrb, t, seed); - old_seed = t->has_seed? mrb_fixnum_value(t->seed) : mrb_nil_value(); - if (mrb_nil_p(seed)) { - t->has_seed = FALSE; - } - else { - mrb_assert(mrb_fixnum_p(seed)); - t->has_seed = TRUE; - t->seed = mrb_fixnum(seed); - } - - return old_seed; -} - -/* - * call-seq: - * ary.shuffle! -> ary - * - * Shuffles elements in self in place. - */ - -static mrb_value -mrb_ary_shuffle_bang(mrb_state *mrb, mrb_value ary) -{ - mrb_int i; - mt_state *random = NULL; - - if (RARRAY_LEN(ary) > 1) { - mrb_get_args(mrb, "|d", &random, &mt_state_type); - - if (random == NULL) { - random = get_random_state(mrb); - } - mrb_random_rand_seed(mrb, random); - - mrb_ary_modify(mrb, mrb_ary_ptr(ary)); - - for (i = RARRAY_LEN(ary) - 1; i > 0; i--) { - mrb_int j; - mrb_value *ptr = RARRAY_PTR(ary); - mrb_value tmp; - - - j = mrb_fixnum(mrb_random_mt_rand(mrb, random, mrb_fixnum_value(RARRAY_LEN(ary)))); - - tmp = ptr[i]; - ptr[i] = ptr[j]; - ptr[j] = tmp; - } - } - - return ary; -} - -/* - * call-seq: - * ary.shuffle -> new_ary - * - * Returns a new array with elements of self shuffled. - */ - -static mrb_value -mrb_ary_shuffle(mrb_state *mrb, mrb_value ary) -{ - mrb_value new_ary = mrb_ary_new_from_values(mrb, RARRAY_LEN(ary), RARRAY_PTR(ary)); - mrb_ary_shuffle_bang(mrb, new_ary); - - return new_ary; -} - -/* - * call-seq: - * ary.sample -> obj - * ary.sample(n) -> new_ary - * - * Choose a random element or +n+ random elements from the array. - * - * The elements are chosen by using random and unique indices into the array - * in order to ensure that an element doesn't repeat itself unless the array - * already contained duplicate elements. - * - * If the array is empty the first form returns +nil+ and the second form - * returns an empty array. - */ - -static mrb_value -mrb_ary_sample(mrb_state *mrb, mrb_value ary) -{ - mrb_int n = 0; - mrb_bool given; - mt_state *random = NULL; - mrb_int len; - - mrb_get_args(mrb, "|i?d", &n, &given, &random, &mt_state_type); - if (random == NULL) { - random = get_random_state(mrb); - } - mrb_random_rand_seed(mrb, random); - mt_rand(random); - len = RARRAY_LEN(ary); - if (!given) { /* pick one element */ - switch (len) { - case 0: - return mrb_nil_value(); - case 1: - return RARRAY_PTR(ary)[0]; - default: - return RARRAY_PTR(ary)[mt_rand(random) % len]; - } - } - else { - mrb_value result; - mrb_int i, j; - - if (n < 0) mrb_raise(mrb, E_ARGUMENT_ERROR, "negative sample number"); - if (n > len) n = len; - result = mrb_ary_new_capa(mrb, n); - for (i=0; i<n; i++) { - mrb_int r; - - for (;;) { - retry: - r = mt_rand(random) % len; - - for (j=0; j<i; j++) { - if (mrb_fixnum(RARRAY_PTR(result)[j]) == r) { - goto retry; /* retry if duplicate */ - } - } - break; - } - mrb_ary_push(mrb, result, mrb_fixnum_value(r)); - } - for (i=0; i<n; i++) { - mrb_ary_set(mrb, result, i, RARRAY_PTR(ary)[mrb_fixnum(RARRAY_PTR(result)[i])]); - } - return result; - } -} - - -void mrb_mruby_random_gem_init(mrb_state *mrb) -{ - struct RClass *random; - struct RClass *array = mrb->array_class; - - mrb_define_method(mrb, mrb->kernel_module, "rand", mrb_random_g_rand, MRB_ARGS_OPT(1)); - mrb_define_method(mrb, mrb->kernel_module, "srand", mrb_random_g_srand, MRB_ARGS_OPT(1)); - - random = mrb_define_class(mrb, "Random", mrb->object_class); - MRB_SET_INSTANCE_TT(random, MRB_TT_DATA); - mrb_define_class_method(mrb, random, "rand", mrb_random_g_rand, MRB_ARGS_OPT(1)); - mrb_define_class_method(mrb, random, "srand", mrb_random_g_srand, MRB_ARGS_OPT(1)); - - mrb_define_method(mrb, random, "initialize", mrb_random_init, MRB_ARGS_OPT(1)); - mrb_define_method(mrb, random, "rand", mrb_random_rand, MRB_ARGS_OPT(1)); - mrb_define_method(mrb, random, "srand", mrb_random_srand, MRB_ARGS_OPT(1)); - - mrb_define_method(mrb, array, "shuffle", mrb_ary_shuffle, MRB_ARGS_OPT(1)); - mrb_define_method(mrb, array, "shuffle!", mrb_ary_shuffle_bang, MRB_ARGS_OPT(1)); - mrb_define_method(mrb, array, "sample", mrb_ary_sample, MRB_ARGS_OPT(2)); - - mrb_const_set(mrb, mrb_obj_value(random), mrb_intern_lit(mrb, "DEFAULT"), - mrb_obj_new(mrb, random, 0, NULL)); -} - -void mrb_mruby_random_gem_final(mrb_state *mrb) -{ -} diff --git a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.h b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.h deleted file mode 100644 index a4785ae5a..000000000 --- a/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.h +++ /dev/null @@ -1,12 +0,0 @@ -/* -** random.h - Random module -** -** See Copyright Notice in mruby.h -*/ - -#ifndef MRUBY_RANDOM_H -#define MRUBY_RANDOM_H - -void mrb_mruby_random_gem_init(mrb_state *mrb); - -#endif |