git ssb

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#include "ruby.h"
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char   *bcrypt_gensalt(u_int8_t, u_int8_t *);
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char   *bcrypt(const char *, const char *);
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VALUE mBCrypt;
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VALUE cBCryptEngine;
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/* Given a logarithmic cost parameter, generates a salt for use with +bc_crypt+.
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 */
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static VALUE bc_salt(VALUE self, VALUE cost, VALUE seed) {
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	return rb_str_new2((char *)bcrypt_gensalt(NUM2INT(cost), (u_int8_t *)RSTRING(seed)->ptr));
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}
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/* Given a secret and a salt, generates a salted hash (which you can then store safely).
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 */
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static VALUE bc_crypt(VALUE self, VALUE key, VALUE salt) {
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	return rb_str_new2((char *)bcrypt(RSTRING(key)->ptr, (char *)RSTRING(salt)->ptr));
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}
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/* Create the BCrypt and BCrypt::Internals modules, and populate them with methods. */
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void Init_bcrypt_ext(){
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	mBCrypt = rb_define_module("BCrypt");
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	cBCryptEngine = rb_define_class_under(mBCrypt, "Engine", rb_cObject);
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	rb_define_singleton_method(cBCryptEngine, "__bc_salt", bc_salt, 2);
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	rb_define_singleton_method(cBCryptEngine, "__bc_crypt", bc_crypt, 2);
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}
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