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Diffstat (limited to 'ruby_1_8_6/ext/openssl/ossl_bn.c')
-rw-r--r--ruby_1_8_6/ext/openssl/ossl_bn.c719
1 files changed, 0 insertions, 719 deletions
diff --git a/ruby_1_8_6/ext/openssl/ossl_bn.c b/ruby_1_8_6/ext/openssl/ossl_bn.c
deleted file mode 100644
index cc7689eef5..0000000000
--- a/ruby_1_8_6/ext/openssl/ossl_bn.c
+++ /dev/null
@@ -1,719 +0,0 @@
-/*
- * $Id$
- * 'OpenSSL for Ruby' project
- * Copyright (C) 2001-2002 Technorama team <oss-ruby@technorama.net>
- * All rights reserved.
- */
-/*
- * This program is licenced under the same licence as Ruby.
- * (See the file 'LICENCE'.)
- */
-/* modified by Michal Rokos <m.rokos@sh.cvut.cz> */
-#include "ossl.h"
-
-#define WrapBN(klass, obj, bn) do { \
- if (!bn) { \
- ossl_raise(rb_eRuntimeError, "BN wasn't initialized!"); \
- } \
- obj = Data_Wrap_Struct(klass, 0, BN_clear_free, bn); \
-} while (0)
-
-#define GetBN(obj, bn) do { \
- Data_Get_Struct(obj, BIGNUM, bn); \
- if (!bn) { \
- ossl_raise(rb_eRuntimeError, "BN wasn't initialized!"); \
- } \
-} while (0)
-
-#define SafeGetBN(obj, bn) do { \
- OSSL_Check_Kind(obj, cBN); \
- GetBN(obj, bn); \
-} while (0)
-
-/*
- * Classes
- */
-VALUE cBN;
-VALUE eBNError;
-
-/*
- * Public
- */
-VALUE
-ossl_bn_new(BIGNUM *bn)
-{
- BIGNUM *newbn;
- VALUE obj;
-
- newbn = bn ? BN_dup(bn) : BN_new();
- if (!newbn) {
- ossl_raise(eBNError, NULL);
- }
- WrapBN(cBN, obj, newbn);
-
- return obj;
-}
-
-BIGNUM *
-GetBNPtr(VALUE obj)
-{
- BIGNUM *bn = NULL;
-
- if (RTEST(rb_obj_is_kind_of(obj, cBN))) {
- GetBN(obj, bn);
- } else switch (TYPE(obj)) {
- case T_FIXNUM:
- case T_BIGNUM:
- obj = rb_String(obj);
- if (!BN_dec2bn(&bn, StringValuePtr(obj))) {
- ossl_raise(eBNError, NULL);
- }
- WrapBN(cBN, obj, bn); /* Handle potencial mem leaks */
- break;
- default:
- ossl_raise(rb_eTypeError, "Cannot convert into OpenSSL::BN");
- }
- return bn;
-}
-
-/*
- * Private
- */
-/*
- * BN_CTX - is used in more difficult math. ops
- * (Why just 1? Because Ruby itself isn't thread safe,
- * we don't need to care about threads)
- */
-BN_CTX *ossl_bn_ctx;
-
-static VALUE
-ossl_bn_alloc(VALUE klass)
-{
- BIGNUM *bn;
- VALUE obj;
-
- if (!(bn = BN_new())) {
- ossl_raise(eBNError, NULL);
- }
- WrapBN(klass, obj, bn);
-
- return obj;
-}
-
-static VALUE
-ossl_bn_initialize(int argc, VALUE *argv, VALUE self)
-{
- BIGNUM *bn;
- VALUE str, bs;
- int base = 10;
-
- if (rb_scan_args(argc, argv, "11", &str, &bs) == 2) {
- base = NUM2INT(bs);
- }
- StringValue(str);
- GetBN(self, bn);
- if (RTEST(rb_obj_is_kind_of(str, cBN))) {
- BIGNUM *other;
-
- GetBN(str, other); /* Safe - we checked kind_of? above */
- if (!BN_copy(bn, other)) {
- ossl_raise(eBNError, NULL);
- }
- return self;
- }
-
- switch (base) {
- case 0:
- if (!BN_mpi2bn(RSTRING(str)->ptr, RSTRING(str)->len, bn)) {
- ossl_raise(eBNError, NULL);
- }
- break;
- case 2:
- if (!BN_bin2bn(RSTRING(str)->ptr, RSTRING(str)->len, bn)) {
- ossl_raise(eBNError, NULL);
- }
- break;
- case 10:
- if (!BN_dec2bn(&bn, RSTRING(str)->ptr)) {
- ossl_raise(eBNError, NULL);
- }
- break;
- case 16:
- if (!BN_hex2bn(&bn, RSTRING(str)->ptr)) {
- ossl_raise(eBNError, NULL);
- }
- break;
- default:
- ossl_raise(rb_eArgError, "illegal radix %d", base);
- }
- return self;
-}
-
-static VALUE
-ossl_bn_to_s(int argc, VALUE *argv, VALUE self)
-{
- BIGNUM *bn;
- VALUE str, bs;
- int base = 10, len;
- char *buf;
-
- if (rb_scan_args(argc, argv, "01", &bs) == 1) {
- base = NUM2INT(bs);
- }
- GetBN(self, bn);
- switch (base) {
- case 0:
- len = BN_bn2mpi(bn, NULL);
- str = rb_str_new(0, len);
- if (BN_bn2mpi(bn, RSTRING(str)->ptr) != len)
- ossl_raise(eBNError, NULL);
- break;
- case 2:
- len = BN_num_bytes(bn);
- str = rb_str_new(0, len);
- if (BN_bn2bin(bn, RSTRING(str)->ptr) != len)
- ossl_raise(eBNError, NULL);
- break;
- case 10:
- if (!(buf = BN_bn2dec(bn))) ossl_raise(eBNError, NULL);
- str = ossl_buf2str(buf, strlen(buf));
- break;
- case 16:
- if (!(buf = BN_bn2hex(bn))) ossl_raise(eBNError, NULL);
- str = ossl_buf2str(buf, strlen(buf));
- break;
- default:
- ossl_raise(rb_eArgError, "illegal radix %d", base);
- }
-
- return str;
-}
-
-static VALUE
-ossl_bn_to_i(VALUE self)
-{
- BIGNUM *bn;
- char *txt;
- VALUE num;
-
- GetBN(self, bn);
-
- if (!(txt = BN_bn2dec(bn))) {
- ossl_raise(eBNError, NULL);
- }
- num = rb_cstr_to_inum(txt, 10, Qtrue);
- OPENSSL_free(txt);
-
- return num;
-}
-
-static VALUE
-ossl_bn_to_bn(VALUE self)
-{
- return self;
-}
-
-static VALUE
-ossl_bn_coerce(VALUE self, VALUE other)
-{
- switch(TYPE(other)) {
- case T_STRING:
- self = ossl_bn_to_s(0, NULL, self);
- break;
- case T_FIXNUM:
- case T_BIGNUM:
- self = ossl_bn_to_i(self);
- break;
- default:
- if (!RTEST(rb_obj_is_kind_of(other, cBN))) {
- ossl_raise(rb_eTypeError, "Don't know how to coerce");
- }
- }
- return rb_assoc_new(other, self);
-}
-
-#define BIGNUM_BOOL1(func) \
- static VALUE \
- ossl_bn_##func(VALUE self) \
- { \
- BIGNUM *bn; \
- GetBN(self, bn); \
- if (BN_##func(bn)) { \
- return Qtrue; \
- } \
- return Qfalse; \
- }
-BIGNUM_BOOL1(is_zero);
-BIGNUM_BOOL1(is_one);
-BIGNUM_BOOL1(is_odd);
-
-#define BIGNUM_1c(func) \
- static VALUE \
- ossl_bn_##func(VALUE self) \
- { \
- BIGNUM *bn, *result; \
- VALUE obj; \
- GetBN(self, bn); \
- if (!(result = BN_new())) { \
- ossl_raise(eBNError, NULL); \
- } \
- if (!BN_##func(result, bn, ossl_bn_ctx)) { \
- BN_free(result); \
- ossl_raise(eBNError, NULL); \
- } \
- WrapBN(CLASS_OF(self), obj, result); \
- return obj; \
- }
-BIGNUM_1c(sqr);
-
-#define BIGNUM_2(func) \
- static VALUE \
- ossl_bn_##func(VALUE self, VALUE other) \
- { \
- BIGNUM *bn1, *bn2 = GetBNPtr(other), *result; \
- VALUE obj; \
- GetBN(self, bn1); \
- if (!(result = BN_new())) { \
- ossl_raise(eBNError, NULL); \
- } \
- if (!BN_##func(result, bn1, bn2)) { \
- BN_free(result); \
- ossl_raise(eBNError, NULL); \
- } \
- WrapBN(CLASS_OF(self), obj, result); \
- return obj; \
- }
-BIGNUM_2(add);
-BIGNUM_2(sub);
-
-#define BIGNUM_2c(func) \
- static VALUE \
- ossl_bn_##func(VALUE self, VALUE other) \
- { \
- BIGNUM *bn1, *bn2 = GetBNPtr(other), *result; \
- VALUE obj; \
- GetBN(self, bn1); \
- if (!(result = BN_new())) { \
- ossl_raise(eBNError, NULL); \
- } \
- if (!BN_##func(result, bn1, bn2, ossl_bn_ctx)) { \
- BN_free(result); \
- ossl_raise(eBNError, NULL); \
- } \
- WrapBN(CLASS_OF(self), obj, result); \
- return obj; \
- }
-BIGNUM_2c(mul);
-BIGNUM_2c(mod);
-BIGNUM_2c(exp);
-BIGNUM_2c(gcd);
-BIGNUM_2c(mod_sqr);
-BIGNUM_2c(mod_inverse);
-
-static VALUE
-ossl_bn_div(VALUE self, VALUE other)
-{
- BIGNUM *bn1, *bn2 = GetBNPtr(other), *r1, *r2;
- VALUE obj1, obj2;
-
- GetBN(self, bn1);
-
- if (!(r1 = BN_new())) {
- ossl_raise(eBNError, NULL);
- }
- if (!(r2 = BN_new())) {
- BN_free(r1);
- ossl_raise(eBNError, NULL);
- }
- if (!BN_div(r1, r2, bn1, bn2, ossl_bn_ctx)) {
- BN_free(r1);
- BN_free(r2);
- ossl_raise(eBNError, NULL);
- }
- WrapBN(CLASS_OF(self), obj1, r1);
- WrapBN(CLASS_OF(self), obj2, r2);
-
- return rb_ary_new3(2, obj1, obj2);
-}
-
-#define BIGNUM_3c(func) \
- static VALUE \
- ossl_bn_##func(VALUE self, VALUE other1, VALUE other2) \
- { \
- BIGNUM *bn1, *bn2 = GetBNPtr(other1); \
- BIGNUM *bn3 = GetBNPtr(other2), *result; \
- VALUE obj; \
- GetBN(self, bn1); \
- if (!(result = BN_new())) { \
- ossl_raise(eBNError, NULL); \
- } \
- if (!BN_##func(result, bn1, bn2, bn3, ossl_bn_ctx)) { \
- BN_free(result); \
- ossl_raise(eBNError, NULL); \
- } \
- WrapBN(CLASS_OF(self), obj, result); \
- return obj; \
- }
-BIGNUM_3c(mod_add);
-BIGNUM_3c(mod_sub);
-BIGNUM_3c(mod_mul);
-BIGNUM_3c(mod_exp);
-
-#define BIGNUM_BIT(func) \
- static VALUE \
- ossl_bn_##func(VALUE self, VALUE bit) \
- { \
- BIGNUM *bn; \
- GetBN(self, bn); \
- if (!BN_##func(bn, NUM2INT(bit))) { \
- ossl_raise(eBNError, NULL); \
- } \
- return self; \
- }
-BIGNUM_BIT(set_bit);
-BIGNUM_BIT(clear_bit);
-BIGNUM_BIT(mask_bits);
-
-static VALUE
-ossl_bn_is_bit_set(VALUE self, VALUE bit)
-{
- int b;
- BIGNUM *bn;
-
- b = NUM2INT(bit);
- GetBN(self, bn);
- if (BN_is_bit_set(bn, b)) {
- return Qtrue;
- }
- return Qfalse;
-}
-
-#define BIGNUM_SHIFT(func) \
- static VALUE \
- ossl_bn_##func(VALUE self, VALUE bits) \
- { \
- BIGNUM *bn, *result; \
- int b; \
- VALUE obj; \
- b = NUM2INT(bits); \
- GetBN(self, bn); \
- if (!(result = BN_new())) { \
- ossl_raise(eBNError, NULL); \
- } \
- if (!BN_##func(result, bn, b)) { \
- BN_free(result); \
- ossl_raise(eBNError, NULL); \
- } \
- WrapBN(CLASS_OF(self), obj, result); \
- return obj; \
- }
-BIGNUM_SHIFT(lshift);
-BIGNUM_SHIFT(rshift);
-
-#define BIGNUM_RAND(func) \
- static VALUE \
- ossl_bn_s_##func(int argc, VALUE *argv, VALUE klass) \
- { \
- BIGNUM *result; \
- int bottom = 0, top = 0, b; \
- VALUE bits, fill, odd, obj; \
- \
- switch (rb_scan_args(argc, argv, "12", &bits, &fill, &odd)) { \
- case 3: \
- bottom = (odd == Qtrue) ? 1 : 0; \
- /* FALLTHROUGH */ \
- case 2: \
- top = FIX2INT(fill); \
- } \
- b = NUM2INT(bits); \
- if (!(result = BN_new())) { \
- ossl_raise(eBNError, NULL); \
- } \
- if (!BN_##func(result, b, top, bottom)) { \
- BN_free(result); \
- ossl_raise(eBNError, NULL); \
- } \
- WrapBN(klass, obj, result); \
- return obj; \
- }
-BIGNUM_RAND(rand);
-BIGNUM_RAND(pseudo_rand);
-
-#define BIGNUM_RAND_RANGE(func) \
- static VALUE \
- ossl_bn_s_##func##_range(VALUE klass, VALUE range) \
- { \
- BIGNUM *bn = GetBNPtr(range), *result; \
- VALUE obj; \
- if (!(result = BN_new())) { \
- ossl_raise(eBNError, NULL); \
- } \
- if (!BN_##func##_range(result, bn)) { \
- BN_free(result); \
- ossl_raise(eBNError, NULL); \
- } \
- WrapBN(klass, obj, result); \
- return obj; \
- }
-BIGNUM_RAND_RANGE(rand);
-BIGNUM_RAND_RANGE(pseudo_rand);
-
-static VALUE
-ossl_bn_s_generate_prime(int argc, VALUE *argv, VALUE klass)
-{
- BIGNUM *add = NULL, *rem = NULL, *result;
- int safe = 1, num;
- VALUE vnum, vsafe, vadd, vrem, obj;
-
- rb_scan_args(argc, argv, "13", &vnum, &vsafe, &vadd, &vrem);
-
- num = NUM2INT(vnum);
-
- if (vsafe == Qfalse) {
- safe = 0;
- }
- if (!NIL_P(vadd)) {
- if (NIL_P(vrem)) {
- ossl_raise(rb_eArgError,
- "if ADD is specified, REM must be also given");
- }
- add = GetBNPtr(vadd);
- rem = GetBNPtr(vrem);
- }
- if (!(result = BN_new())) {
- ossl_raise(eBNError, NULL);
- }
- if (!BN_generate_prime(result, num, safe, add, rem, NULL, NULL)) {
- BN_free(result);
- ossl_raise(eBNError, NULL);
- }
- WrapBN(klass, obj, result);
-
- return obj;
-}
-
-#define BIGNUM_NUM(func) \
- static VALUE \
- ossl_bn_##func(VALUE self) \
- { \
- BIGNUM *bn; \
- GetBN(self, bn); \
- return INT2FIX(BN_##func(bn)); \
- }
-BIGNUM_NUM(num_bytes);
-BIGNUM_NUM(num_bits);
-
-static VALUE
-ossl_bn_copy(VALUE self, VALUE other)
-{
- BIGNUM *bn1, *bn2;
-
- rb_check_frozen(self);
-
- if (self == other) return self;
-
- GetBN(self, bn1);
- bn2 = GetBNPtr(other);
-
- if (!BN_copy(bn1, bn2)) {
- ossl_raise(eBNError, NULL);
- }
- return self;
-}
-
-#define BIGNUM_CMP(func) \
- static VALUE \
- ossl_bn_##func(VALUE self, VALUE other) \
- { \
- BIGNUM *bn1, *bn2 = GetBNPtr(other); \
- GetBN(self, bn1); \
- return INT2FIX(BN_##func(bn1, bn2)); \
- }
-BIGNUM_CMP(cmp);
-BIGNUM_CMP(ucmp);
-
-static VALUE
-ossl_bn_eql(VALUE self, VALUE other)
-{
- if (ossl_bn_cmp(self, other) == INT2FIX(0)) {
- return Qtrue;
- }
- return Qfalse;
-}
-
-static VALUE
-ossl_bn_is_prime(int argc, VALUE *argv, VALUE self)
-{
- BIGNUM *bn;
- VALUE vchecks;
- int checks = BN_prime_checks;
-
- if (rb_scan_args(argc, argv, "01", &vchecks) == 0) {
- checks = NUM2INT(vchecks);
- }
- GetBN(self, bn);
- switch (BN_is_prime(bn, checks, NULL, ossl_bn_ctx, NULL)) {
- case 1:
- return Qtrue;
- case 0:
- return Qfalse;
- default:
- ossl_raise(eBNError, NULL);
- }
- /* not reachable */
- return Qnil;
-}
-
-static VALUE
-ossl_bn_is_prime_fasttest(int argc, VALUE *argv, VALUE self)
-{
- BIGNUM *bn;
- VALUE vchecks, vtrivdiv;
- int checks = BN_prime_checks, do_trial_division = 1;
-
- rb_scan_args(argc, argv, "02", &vchecks, &vtrivdiv);
-
- if (!NIL_P(vchecks)) {
- checks = NUM2INT(vchecks);
- }
- GetBN(self, bn);
- /* handle true/false */
- if (vtrivdiv == Qfalse) {
- do_trial_division = 0;
- }
- switch (BN_is_prime_fasttest(bn, checks, NULL, ossl_bn_ctx, NULL, do_trial_division)) {
- case 1:
- return Qtrue;
- case 0:
- return Qfalse;
- default:
- ossl_raise(eBNError, NULL);
- }
- /* not reachable */
- return Qnil;
-}
-
-/*
- * INIT
- * (NOTE: ordering of methods is the same as in 'man bn')
- */
-void
-Init_ossl_bn()
-{
-#if 0 /* let rdoc know about mOSSL */
- mOSSL = rb_define_module("OpenSSL");
-#endif
-
- if (!(ossl_bn_ctx = BN_CTX_new())) {
- ossl_raise(rb_eRuntimeError, "Cannot init BN_CTX");
- }
-
- eBNError = rb_define_class_under(mOSSL, "BNError", eOSSLError);
-
- cBN = rb_define_class_under(mOSSL, "BN", rb_cObject);
-
- rb_define_alloc_func(cBN, ossl_bn_alloc);
- rb_define_method(cBN, "initialize", ossl_bn_initialize, -1);
-
- rb_define_copy_func(cBN, ossl_bn_copy);
- rb_define_method(cBN, "copy", ossl_bn_copy, 1);
-
- /* swap (=coerce?) */
-
- rb_define_method(cBN, "num_bytes", ossl_bn_num_bytes, 0);
- rb_define_method(cBN, "num_bits", ossl_bn_num_bits, 0);
- /* num_bits_word */
-
- rb_define_method(cBN, "+", ossl_bn_add, 1);
- rb_define_method(cBN, "-", ossl_bn_sub, 1);
- rb_define_method(cBN, "*", ossl_bn_mul, 1);
- rb_define_method(cBN, "sqr", ossl_bn_sqr, 0);
- rb_define_method(cBN, "/", ossl_bn_div, 1);
- rb_define_method(cBN, "%", ossl_bn_mod, 1);
- /* nnmod */
-
- rb_define_method(cBN, "mod_add", ossl_bn_mod_add, 2);
- rb_define_method(cBN, "mod_sub", ossl_bn_mod_sub, 2);
- rb_define_method(cBN, "mod_mul", ossl_bn_mod_mul, 2);
- rb_define_method(cBN, "mod_sqr", ossl_bn_mod_sqr, 1);
- rb_define_method(cBN, "**", ossl_bn_exp, 1);
- rb_define_method(cBN, "mod_exp", ossl_bn_mod_exp, 2);
- rb_define_method(cBN, "gcd", ossl_bn_gcd, 1);
-
- /* add_word
- * sub_word
- * mul_word
- * div_word
- * mod_word */
-
- rb_define_method(cBN, "cmp", ossl_bn_cmp, 1);
- rb_define_alias(cBN, "<=>", "cmp");
- rb_define_method(cBN, "ucmp", ossl_bn_ucmp, 1);
- rb_define_method(cBN, "eql?", ossl_bn_eql, 1);
- rb_define_alias(cBN, "==", "eql?");
- rb_define_alias(cBN, "===", "eql?");
- rb_define_method(cBN, "zero?", ossl_bn_is_zero, 0);
- rb_define_method(cBN, "one?", ossl_bn_is_one, 0);
- /* is_word */
- rb_define_method(cBN, "odd?", ossl_bn_is_odd, 0);
-
- /* zero
- * one
- * value_one - DON'T IMPL.
- * set_word
- * get_word */
-
- rb_define_singleton_method(cBN, "rand", ossl_bn_s_rand, -1);
- rb_define_singleton_method(cBN, "pseudo_rand", ossl_bn_s_pseudo_rand, -1);
- rb_define_singleton_method(cBN, "rand_range", ossl_bn_s_rand_range, 1);
- rb_define_singleton_method(cBN, "pseudo_rand_range", ossl_bn_s_pseudo_rand_range, 1);
-
- rb_define_singleton_method(cBN, "generate_prime", ossl_bn_s_generate_prime, -1);
- rb_define_method(cBN, "prime?", ossl_bn_is_prime, -1);
-
- rb_define_method(cBN, "set_bit!", ossl_bn_set_bit, 1);
- rb_define_method(cBN, "clear_bit!", ossl_bn_clear_bit, 1);
- rb_define_method(cBN, "bit_set?", ossl_bn_is_bit_set, 1);
- rb_define_method(cBN, "mask_bits!", ossl_bn_mask_bits, 1);
- rb_define_method(cBN, "<<", ossl_bn_lshift, 1);
- /* lshift1 - DON'T IMPL. */
- rb_define_method(cBN, ">>", ossl_bn_rshift, 1);
- /* rshift1 - DON'T IMPL. */
-
- /*
- * bn2bin
- * bin2bn
- * bn2hex
- * bn2dec
- * hex2bn
- * dec2bn - all these are implemented in ossl_bn_initialize, and ossl_bn_to_s
- * print - NOT IMPL.
- * print_fp - NOT IMPL.
- * bn2mpi
- * mpi2bn
- */
- rb_define_method(cBN, "to_s", ossl_bn_to_s, -1);
- rb_define_method(cBN, "to_i", ossl_bn_to_i, 0);
- rb_define_alias(cBN, "to_int", "to_i");
- rb_define_method(cBN, "to_bn", ossl_bn_to_bn, 0);
- rb_define_method(cBN, "coerce", ossl_bn_coerce, 1);
-
- /*
- * TODO:
- * But how to: from_bin, from_mpi? PACK?
- * to_bin
- * to_mpi
- */
-
- rb_define_method(cBN, "mod_inverse", ossl_bn_mod_inverse, 1);
-
- /* RECiProcal
- * MONTgomery */
-
- /*
- * TODO:
- * Where to belong these?
- */
- rb_define_method(cBN, "prime_fasttest?", ossl_bn_is_prime_fasttest, -1);
-}
-