From 58daab21cd043e1dc37024a7f99b396788372918 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 9 Mar 2024 14:19:48 +0100 Subject: Merging upstream version 1.44.3. Signed-off-by: Daniel Baumann --- .../mruby/mrbgems/mruby-random/src/mt19937ar.c | 224 +++++++++++++ .../mruby/mrbgems/mruby-random/src/mt19937ar.h | 80 +++++ .../deps/mruby/mrbgems/mruby-random/src/random.c | 349 +++++++++++++++++++++ .../deps/mruby/mrbgems/mruby-random/src/random.h | 12 + 4 files changed, 665 insertions(+) create mode 100644 web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.c create mode 100644 web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.h create mode 100644 web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.c create mode 100644 web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.h (limited to 'web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src') 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 new file mode 100644 index 000000000..405bd5c20 --- /dev/null +++ b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.c @@ -0,0 +1,224 @@ +/* +** 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 +#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->mtimti++) { + 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;kkmt[kk]&UPPER_MASK)|(t->mt[kk+1]&LOWER_MASK); + t->mt[kk] = t->mt[kk+M] ^ (y >> 1) ^ mag01[y & 0x1UL]; + } + for (;kkmt[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> 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> 1) ^ mag01[y & 0x1UL]; + } + for (;kk> 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 new file mode 100644 index 000000000..7d382320d --- /dev/null +++ b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/mt19937ar.h @@ -0,0 +1,80 @@ +/* +** 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 new file mode 100644 index 000000000..b865244cc --- /dev/null +++ b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.c @@ -0,0 +1,349 @@ +/* +** random.c - Random module +** +** See Copyright Notice in mruby.h +*/ + +#include +#include +#include +#include +#include +#include "mt19937ar.h" + +#include + +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; iarray_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 new file mode 100644 index 000000000..a4785ae5a --- /dev/null +++ b/web/server/h2o/libh2o/deps/mruby/mrbgems/mruby-random/src/random.h @@ -0,0 +1,12 @@ +/* +** 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 -- cgit v1.2.3