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41 lines
1.6 KiB
C
41 lines
1.6 KiB
C
#include "ruby.h"
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#include "rubyspec.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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static VALUE integer_spec_rb_integer_pack(VALUE self, VALUE value,
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VALUE words, VALUE numwords, VALUE wordsize, VALUE nails, VALUE flags)
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{
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int result = rb_integer_pack(value, (void*)RSTRING_PTR(words), FIX2INT(numwords),
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FIX2INT(wordsize), FIX2INT(nails), FIX2INT(flags));
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return INT2FIX(result);
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}
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RUBY_EXTERN VALUE rb_int_positive_pow(long x, unsigned long y); /* internal.h, used in ripper */
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static VALUE integer_spec_rb_int_positive_pow(VALUE self, VALUE a, VALUE b){
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return rb_int_positive_pow(FIX2INT(a), FIX2INT(b));
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}
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void Init_integer_spec(void) {
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VALUE cls = rb_define_class("CApiIntegerSpecs", rb_cObject);
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rb_define_const(cls, "MSWORD", INT2NUM(INTEGER_PACK_MSWORD_FIRST));
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rb_define_const(cls, "LSWORD", INT2NUM(INTEGER_PACK_LSWORD_FIRST));
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rb_define_const(cls, "MSBYTE", INT2NUM(INTEGER_PACK_MSBYTE_FIRST));
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rb_define_const(cls, "LSBYTE", INT2NUM(INTEGER_PACK_LSBYTE_FIRST));
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rb_define_const(cls, "NATIVE", INT2NUM(INTEGER_PACK_NATIVE_BYTE_ORDER));
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rb_define_const(cls, "PACK_2COMP", INT2NUM(INTEGER_PACK_2COMP));
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rb_define_const(cls, "LITTLE_ENDIAN", INT2NUM(INTEGER_PACK_LITTLE_ENDIAN));
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rb_define_const(cls, "BIG_ENDIAN", INT2NUM(INTEGER_PACK_BIG_ENDIAN));
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rb_define_const(cls, "FORCE_BIGNUM", INT2NUM(INTEGER_PACK_FORCE_BIGNUM));
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rb_define_const(cls, "NEGATIVE", INT2NUM(INTEGER_PACK_NEGATIVE));
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rb_define_method(cls, "rb_integer_pack", integer_spec_rb_integer_pack, 6);
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rb_define_method(cls, "rb_int_positive_pow", integer_spec_rb_int_positive_pow, 2);
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}
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#ifdef __cplusplus
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}
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#endif
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