AlkantarClanX12
Current Path : /opt/alt/ruby30/include/ruby/internal/intern/ |
Current File : //opt/alt/ruby30/include/ruby/internal/intern/bignum.h |
#ifndef RBIMPL_INTERN_BIGNUM_H /*-*-C++-*-vi:se ft=cpp:*/ #define RBIMPL_INTERN_BIGNUM_H /** * @file * @author Ruby developers <ruby-core@ruby-lang.org> * @copyright This file is a part of the programming language Ruby. * Permission is hereby granted, to either redistribute and/or * modify this file, provided that the conditions mentioned in the * file COPYING are met. Consult the file for details. * @warning Symbols prefixed with either `RBIMPL` or `rbimpl` are * implementation details. Don't take them as canon. They could * rapidly appear then vanish. The name (path) of this header file * is also an implementation detail. Do not expect it to persist * at the place it is now. Developers are free to move it anywhere * anytime at will. * @note To ruby-core: remember that this header can be possibly * recursively included from extension libraries written in C++. * Do not expect for instance `__VA_ARGS__` is always available. * We assume C99 for ruby itself but we don't assume languages of * extension libraries. They could be written in C++98. * @brief Public APIs related to so-called rb_cBignum. */ #include "ruby/internal/config.h" #ifdef STDC_HEADERS # include <stddef.h> #endif #include "ruby/internal/dllexport.h" #include "ruby/internal/value.h" #include "ruby/backward/2/long_long.h" RBIMPL_SYMBOL_EXPORT_BEGIN() /* bignum.c */ VALUE rb_big_new(size_t, int); int rb_bigzero_p(VALUE x); VALUE rb_big_clone(VALUE); void rb_big_2comp(VALUE); VALUE rb_big_norm(VALUE); void rb_big_resize(VALUE big, size_t len); VALUE rb_cstr_to_inum(const char*, int, int); VALUE rb_str_to_inum(VALUE, int, int); VALUE rb_cstr2inum(const char*, int); VALUE rb_str2inum(VALUE, int); VALUE rb_big2str(VALUE, int); long rb_big2long(VALUE); #define rb_big2int(x) rb_big2long(x) unsigned long rb_big2ulong(VALUE); #define rb_big2uint(x) rb_big2ulong(x) #if HAVE_LONG_LONG LONG_LONG rb_big2ll(VALUE); unsigned LONG_LONG rb_big2ull(VALUE); #endif /* HAVE_LONG_LONG */ void rb_big_pack(VALUE val, unsigned long *buf, long num_longs); VALUE rb_big_unpack(unsigned long *buf, long num_longs); int rb_uv_to_utf8(char[6],unsigned long); VALUE rb_dbl2big(double); double rb_big2dbl(VALUE); VALUE rb_big_cmp(VALUE, VALUE); VALUE rb_big_eq(VALUE, VALUE); VALUE rb_big_eql(VALUE, VALUE); VALUE rb_big_plus(VALUE, VALUE); VALUE rb_big_minus(VALUE, VALUE); VALUE rb_big_mul(VALUE, VALUE); VALUE rb_big_div(VALUE, VALUE); VALUE rb_big_idiv(VALUE, VALUE); VALUE rb_big_modulo(VALUE, VALUE); VALUE rb_big_divmod(VALUE, VALUE); VALUE rb_big_pow(VALUE, VALUE); VALUE rb_big_and(VALUE, VALUE); VALUE rb_big_or(VALUE, VALUE); VALUE rb_big_xor(VALUE, VALUE); VALUE rb_big_lshift(VALUE, VALUE); VALUE rb_big_rshift(VALUE, VALUE); /* For rb_integer_pack and rb_integer_unpack: */ /* "MS" in MSWORD and MSBYTE means "most significant" */ /* "LS" in LSWORD and LSBYTE means "least significant" */ #define INTEGER_PACK_MSWORD_FIRST 0x01 #define INTEGER_PACK_LSWORD_FIRST 0x02 #define INTEGER_PACK_MSBYTE_FIRST 0x10 #define INTEGER_PACK_LSBYTE_FIRST 0x20 #define INTEGER_PACK_NATIVE_BYTE_ORDER 0x40 #define INTEGER_PACK_2COMP 0x80 #define INTEGER_PACK_FORCE_GENERIC_IMPLEMENTATION 0x400 /* For rb_integer_unpack: */ #define INTEGER_PACK_FORCE_BIGNUM 0x100 #define INTEGER_PACK_NEGATIVE 0x200 /* Combinations: */ #define INTEGER_PACK_LITTLE_ENDIAN \ (INTEGER_PACK_LSWORD_FIRST | \ INTEGER_PACK_LSBYTE_FIRST) #define INTEGER_PACK_BIG_ENDIAN \ (INTEGER_PACK_MSWORD_FIRST | \ INTEGER_PACK_MSBYTE_FIRST) int rb_integer_pack(VALUE val, void *words, size_t numwords, size_t wordsize, size_t nails, int flags); VALUE rb_integer_unpack(const void *words, size_t numwords, size_t wordsize, size_t nails, int flags); size_t rb_absint_size(VALUE val, int *nlz_bits_ret); size_t rb_absint_numwords(VALUE val, size_t word_numbits, size_t *nlz_bits_ret); int rb_absint_singlebit_p(VALUE val); RBIMPL_SYMBOL_EXPORT_END() #endif /* RBIMPL_INTERN_BIGNUM_H */