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ruby--ruby/ext/openssl/ossl_pkcs7.c

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/*
* $Id$
* 'OpenSSL for Ruby' project
* Copyright (C) 2001-2002 Michal Rokos <m.rokos@sh.cvut.cz>
* All rights reserved.
*/
/*
* This program is licenced under the same licence as Ruby.
* (See the file 'LICENCE'.)
*/
#include "ossl.h"
#define WrapPKCS7(klass, obj, pkcs7) do { \
if (!pkcs7) { \
ossl_raise(rb_eRuntimeError, "PKCS7 wasn't initialized."); \
} \
obj = Data_Wrap_Struct(klass, 0, PKCS7_free, pkcs7); \
} while (0)
#define GetPKCS7(obj, pkcs7) do { \
Data_Get_Struct(obj, PKCS7, pkcs7); \
if (!pkcs7) { \
ossl_raise(rb_eRuntimeError, "PKCS7 wasn't initialized."); \
} \
} while (0)
#define SafeGetPKCS7(obj, pkcs7) do { \
OSSL_Check_Kind(obj, cPKCS7); \
GetPKCS7(obj, pkcs7); \
} while (0)
#define WrapPKCS7si(klass, obj, p7si) do { \
if (!p7si) { \
ossl_raise(rb_eRuntimeError, "PKCS7si wasn't initialized."); \
} \
obj = Data_Wrap_Struct(klass, 0, PKCS7_SIGNER_INFO_free, p7si); \
} while (0)
#define GetPKCS7si(obj, p7si) do { \
Data_Get_Struct(obj, PKCS7_SIGNER_INFO, p7si); \
if (!p7si) { \
ossl_raise(rb_eRuntimeError, "PKCS7si wasn't initialized."); \
} \
} while (0)
#define SafeGetPKCS7si(obj, p7si) do { \
OSSL_Check_Kind(obj, cPKCS7Signer); \
GetPKCS7si(obj, p7si); \
} while (0)
#define numberof(ary) (sizeof(ary)/sizeof(ary[0]))
#define ossl_pkcs7_set_data(o,v) rb_iv_set((o), "@data", (v))
#define ossl_pkcs7_get_data(o) rb_iv_get((o), "@data")
#define ossl_pkcs7_set_err_string(o,v) rb_iv_set((o), "@error_string", (v))
#define ossl_pkcs7_get_err_string(o) rb_iv_get((o), "@error_string")
/*
* Classes
*/
VALUE mPKCS7;
VALUE cPKCS7;
VALUE cPKCS7Signer;
VALUE ePKCS7Error;
/*
* Public
* (MADE PRIVATE UNTIL SOMEBODY WILL NEED THEM)
*/
static VALUE
ossl_pkcs7si_new(PKCS7_SIGNER_INFO *p7si)
{
PKCS7_SIGNER_INFO *pkcs7;
VALUE obj;
pkcs7 = p7si ? PKCS7_SIGNER_INFO_dup(p7si) : PKCS7_SIGNER_INFO_new();
if (!pkcs7) ossl_raise(ePKCS7Error, NULL);
WrapPKCS7si(cPKCS7Signer, obj, pkcs7);
return obj;
}
static PKCS7_SIGNER_INFO *
DupPKCS7SignerPtr(VALUE obj)
{
PKCS7_SIGNER_INFO *p7si, *pkcs7;
SafeGetPKCS7si(obj, p7si);
if (!(pkcs7 = PKCS7_SIGNER_INFO_dup(p7si))) {
ossl_raise(ePKCS7Error, NULL);
}
return pkcs7;
}
/*
* Private
*/
static VALUE
ossl_pkcs7_s_read_smime(VALUE klass, VALUE arg)
{
BIO *in, *out;
PKCS7 *pkcs7;
VALUE ret, data;
int status = 0;
in = ossl_obj2bio(arg);
out = NULL;
if((pkcs7 = SMIME_read_PKCS7(in, &out)) == NULL){
BIO_free(in);
BIO_free(out);
ossl_raise(ePKCS7Error, NULL);
}
if(out) data = ossl_protect_membio2str(out, &status);
else data = Qnil;
BIO_free(in);
BIO_free(out);
if(status) rb_jump_tag(status);
WrapPKCS7(cPKCS7, ret, pkcs7);
ossl_pkcs7_set_data(ret, data);
ossl_pkcs7_set_err_string(ret, Qnil);
return ret;
}
static VALUE
ossl_pkcs7_s_write_smime(int argc, VALUE *argv, VALUE klass)
{
VALUE pkcs7, data, flags;
BIO *out;
BIO *in;
PKCS7 *p7;
VALUE str;
int flg, status = 0;
rb_scan_args(argc, argv, "12", &pkcs7, &data, &flags);
SafeGetPKCS7(pkcs7, p7);
flg = NIL_P(flags) ? 0 : NUM2INT(flags);
if(NIL_P(data)) data = ossl_pkcs7_get_data(pkcs7);
if(!NIL_P(data) && PKCS7_is_detached(p7))
flg |= PKCS7_DETACHED;
in = NIL_P(data) ? NULL : ossl_obj2bio(data);
if(!(out = BIO_new(BIO_s_mem()))){
BIO_free(in);
ossl_raise(ePKCS7Error, NULL);
}
if(!SMIME_write_PKCS7(out, p7, in, flg)){
BIO_free(out);
BIO_free(in);
ossl_raise(ePKCS7Error, NULL);
}
str = ossl_protect_membio2str(out, &status);
BIO_free(in);
BIO_free(out);
if(status) rb_jump_tag(status);
return str;
}
static VALUE
ossl_pkcs7_s_sign(int argc, VALUE *argv, VALUE klass)
{
VALUE cert, key, data, certs, flags;
X509 *x509;
EVP_PKEY *pkey;
BIO *in;
STACK_OF(X509) *x509s;
int flg, status = 0;
PKCS7 *pkcs7;
VALUE ret;
rb_scan_args(argc, argv, "32", &cert, &key, &data, &certs, &flags);
x509 = GetX509CertPtr(cert); /* NO NEED TO DUP */
pkey = GetPrivPKeyPtr(key); /* NO NEED TO DUP */
flg = NIL_P(flags) ? 0 : NUM2INT(flags);
in = ossl_obj2bio(data);
if(NIL_P(certs)) x509s = NULL;
else{
x509s = ossl_protect_x509_ary2sk(certs, &status);
if(status){
BIO_free(in);
rb_jump_tag(status);
}
}
if(!(pkcs7 = PKCS7_sign(x509, pkey, x509s, in, flg))){
BIO_free(in);
sk_X509_pop_free(x509s, X509_free);
ossl_raise(ePKCS7Error, NULL);
}
WrapPKCS7(cPKCS7, ret, pkcs7);
ossl_pkcs7_set_data(ret, data);
ossl_pkcs7_set_err_string(ret, Qnil);
BIO_free(in);
sk_X509_pop_free(x509s, X509_free);
return ret;
}
static VALUE
ossl_pkcs7_s_encrypt(int argc, VALUE *argv, VALUE klass)
{
VALUE certs, data, cipher, flags;
STACK_OF(X509) *x509s;
BIO *in;
const EVP_CIPHER *ciph;
int flg, status = 0;
VALUE ret;
PKCS7 *p7;
rb_scan_args(argc, argv, "22", &certs, &data, &cipher, &flags);
if(NIL_P(cipher)){
#if !defined(OPENSSL_NO_RC2)
ciph = EVP_rc2_40_cbc();
#elif !defined(OPENSSL_NO_DES)
ciph = EVP_des_ede3_cbc();
#elif !defined(OPENSSL_NO_RC2)
ciph = EVP_rc2_40_cbc();
#elif !defined(OPENSSL_NO_AES)
ciph = EVP_EVP_aes_128_cbc();
#else
ossl_raise(ePKCS7Error, "Must specify cipher");
#endif
}
else ciph = GetCipherPtr(cipher); /* NO NEED TO DUP */
flg = NIL_P(flags) ? 0 : NUM2INT(flags);
in = ossl_obj2bio(data);
x509s = ossl_protect_x509_ary2sk(certs, &status);
if(status){
BIO_free(in);
rb_jump_tag(status);
}
if(!(p7 = PKCS7_encrypt(x509s, in, (EVP_CIPHER*)ciph, flg))){
BIO_free(in);
sk_X509_pop_free(x509s, X509_free);
ossl_raise(ePKCS7Error, NULL);
}
WrapPKCS7(cPKCS7, ret, p7);
ossl_pkcs7_set_data(ret, data);
BIO_free(in);
sk_X509_pop_free(x509s, X509_free);
return ret;
}
static VALUE
ossl_pkcs7_alloc(VALUE klass)
{
PKCS7 *pkcs7;
VALUE obj;
if (!(pkcs7 = PKCS7_new())) {
ossl_raise(ePKCS7Error, NULL);
}
WrapPKCS7(klass, obj, pkcs7);
return obj;
}
static VALUE
ossl_pkcs7_initialize(int argc, VALUE *argv, VALUE self)
{
BIO *in;
VALUE s;
if(rb_scan_args(argc, argv, "01", &s) == 0)
return self;
in = ossl_obj2bio(s);
if (!PEM_read_bio_PKCS7(in, (PKCS7 **)&DATA_PTR(self), NULL, NULL)) {
BIO_free(in);
ossl_raise(ePKCS7Error, NULL);
}
BIO_free(in);
ossl_pkcs7_set_data(self, Qnil);
ossl_pkcs7_set_err_string(self, Qnil);
return self;
}
static VALUE
ossl_pkcs7_copy(VALUE self, VALUE other)
{
PKCS7 *a, *b, *pkcs7;
rb_check_frozen(self);
if (self == other) return self;
GetPKCS7(self, a);
SafeGetPKCS7(other, b);
pkcs7 = PKCS7_dup(b);
if (!pkcs7) {
ossl_raise(ePKCS7Error, NULL);
}
DATA_PTR(self) = pkcs7;
PKCS7_free(a);
return self;
}
static int
ossl_pkcs7_sym2typeid(VALUE sym)
{
int i, ret = Qnil;
char *s;
static struct {
const char *name;
int nid;
} p7_type_tab[] = {
{ "signed", NID_pkcs7_signed },
{ "data", NID_pkcs7_data },
{ "signedAndEnveloped", NID_pkcs7_signedAndEnveloped },
{ "enveloped", NID_pkcs7_enveloped },
{ "encrypted", NID_pkcs7_encrypted },
{ "digest", NID_pkcs7_digest },
{ NULL, 0 },
};
if(TYPE(sym) == T_SYMBOL) s = rb_id2name(SYM2ID(sym));
else s = StringValuePtr(sym);
for(i = 0; i < numberof(p7_type_tab); i++){
if(p7_type_tab[i].name == NULL)
ossl_raise(ePKCS7Error, "unknown type \"%s\"", s);
if(strcmp(p7_type_tab[i].name, s) == 0){
ret = p7_type_tab[i].nid;
break;
}
}
return ret;
}
static VALUE
ossl_pkcs7_set_type(VALUE self, VALUE type)
{
PKCS7 *p7;
GetPKCS7(self, p7);
if(!PKCS7_set_type(p7, ossl_pkcs7_sym2typeid(type)))
ossl_raise(ePKCS7Error, NULL);
return type;
}
static VALUE
ossl_pkcs7_get_type(VALUE self)
{
PKCS7 *p7;
GetPKCS7(self, p7);
if(PKCS7_type_is_signed(p7))
return ID2SYM(rb_intern("signed"));
if(PKCS7_type_is_encrypted(p7))
return ID2SYM(rb_intern("encrypted"));
if(PKCS7_type_is_enveloped(p7))
return ID2SYM(rb_intern("enveloped"));
if(PKCS7_type_is_signedAndEnveloped(p7))
return ID2SYM(rb_intern("signedAndEnveloped"));
if(PKCS7_type_is_data(p7))
return ID2SYM(rb_intern("data"));
return Qnil;
}
static VALUE
ossl_pkcs7_set_detached(VALUE self, VALUE flag)
{
PKCS7 *p7;
GetPKCS7(self, p7);
if(flag != Qtrue && flag != Qfalse)
ossl_raise(ePKCS7Error, "must secify a boolean");
if(!PKCS7_set_detached(p7, flag == Qtrue ? 1 : 0))
ossl_raise(ePKCS7Error, NULL);
return flag;
}
static VALUE
ossl_pkcs7_get_detached(VALUE self)
{
PKCS7 *p7;
GetPKCS7(self, p7);
return PKCS7_get_detached(p7) ? Qtrue : Qfalse;
}
static VALUE
ossl_pkcs7_detached_p(VALUE self)
{
PKCS7 *p7;
GetPKCS7(self, p7);
return PKCS7_is_detached(p7) ? Qtrue : Qfalse;
}
static VALUE
ossl_pkcs7_set_cipher(VALUE self, VALUE cipher)
{
PKCS7 *pkcs7;
GetPKCS7(self, pkcs7);
if (!PKCS7_set_cipher(pkcs7, GetCipherPtr(cipher))) {
ossl_raise(ePKCS7Error, NULL);
}
return cipher;
}
static VALUE
ossl_pkcs7_add_signer(VALUE self, VALUE signer)
{
PKCS7 *pkcs7;
PKCS7_SIGNER_INFO *p7si;
GetPKCS7(self, pkcs7);
p7si = DupPKCS7SignerPtr(signer); /* NEED TO DUP */
if (!PKCS7_add_signer(pkcs7, p7si)) {
PKCS7_SIGNER_INFO_free(p7si);
ossl_raise(ePKCS7Error, "Could not add signer.");
}
if (PKCS7_type_is_signed(pkcs7)){
PKCS7_add_signed_attribute(p7si, NID_pkcs9_contentType,
V_ASN1_OBJECT, OBJ_nid2obj(NID_pkcs7_data));
}
return self;
}
static VALUE
ossl_pkcs7_get_signer(VALUE self)
{
PKCS7 *pkcs7;
STACK_OF(PKCS7_SIGNER_INFO) *sk;
PKCS7_SIGNER_INFO *si;
int num, i;
VALUE ary;
GetPKCS7(self, pkcs7);
if (!(sk = PKCS7_get_signer_info(pkcs7))) {
OSSL_Debug("OpenSSL::PKCS7#get_signer_info == NULL!");
return rb_ary_new();
}
if ((num = sk_PKCS7_SIGNER_INFO_num(sk)) < 0) {
ossl_raise(ePKCS7Error, "Negative number of signers!");
}
ary = rb_ary_new2(num);
for (i=0; i<num; i++) {
si = sk_PKCS7_SIGNER_INFO_value(sk, i);
rb_ary_push(ary, ossl_pkcs7si_new(si));
}
return ary;
}
static VALUE
ossl_pkcs7_add_recipient(VALUE self, VALUE cert)
{
PKCS7 *pkcs7;
PKCS7_RECIP_INFO *ri;
X509 *x509;
GetPKCS7(self, pkcs7);
x509 = GetX509CertPtr(cert); /* NO NEED TO DUP */
if (!(ri = PKCS7_RECIP_INFO_new())) {
ossl_raise(ePKCS7Error, NULL);
}
if (!PKCS7_RECIP_INFO_set(ri, x509)) {
PKCS7_RECIP_INFO_free(ri);
ossl_raise(ePKCS7Error, NULL);
}
if (!PKCS7_add_recipient_info(pkcs7, ri)) {
PKCS7_RECIP_INFO_free(ri);
ossl_raise(ePKCS7Error, NULL);
}
return self;
}
static VALUE
ossl_pkcs7_add_certificate(VALUE self, VALUE cert)
{
PKCS7 *pkcs7;
X509 *x509;
GetPKCS7(self, pkcs7);
x509 = GetX509CertPtr(cert); /* NO NEED TO DUP */
if (!PKCS7_add_certificate(pkcs7, x509)){
ossl_raise(ePKCS7Error, NULL);
}
return self;
}
static VALUE
ossl_pkcs7_add_crl(VALUE self, VALUE crl)
{
PKCS7 *pkcs7;
X509_CRL *x509crl;
GetPKCS7(self, pkcs7); /* NO DUP needed! */
x509crl = GetX509CRLPtr(crl);
if (!PKCS7_add_crl(pkcs7, x509crl)) {
ossl_raise(ePKCS7Error, NULL);
}
return self;
}
static VALUE
ossl_pkcs7_verify(int argc, VALUE *argv, VALUE self)
{
VALUE certs, store, indata, flags;
STACK_OF(X509) *x509s;
X509_STORE *x509st;
int flg, ok, status = 0;
BIO *in, *out;
PKCS7 *p7;
VALUE data;
const char *msg;
GetPKCS7(self, p7);
rb_scan_args(argc, argv, "22", &certs, &store, &indata, &flags);
x509st = GetX509StorePtr(store);
flg = NIL_P(flags) ? 0 : NUM2INT(flags);
if(NIL_P(indata)) indata = ossl_pkcs7_get_data(self);
in = NIL_P(indata) ? NULL : ossl_obj2bio(indata);
if(NIL_P(certs)) x509s = NULL;
else{
x509s = ossl_protect_x509_ary2sk(certs, &status);
if(status){
BIO_free(in);
rb_jump_tag(status);
}
}
if(!(out = BIO_new(BIO_s_mem()))){
BIO_free(in);
sk_X509_pop_free(x509s, X509_free);
ossl_raise(ePKCS7Error, NULL);
}
ok = PKCS7_verify(p7, x509s, x509st, in, out, flg);
msg = ERR_reason_error_string(ERR_get_error());
ossl_pkcs7_set_err_string(self, msg ? rb_str_new2(msg) : Qnil);
data = ossl_protect_membio2str(out, &status);
ossl_pkcs7_set_data(self, data);
BIO_free(in);
BIO_free(out);
sk_X509_pop_free(x509s, X509_free);
if(status) rb_jump_tag(status);
return (ok == 1) ? Qtrue : Qfalse;
}
static VALUE
ossl_pkcs7_decrypt(int argc, VALUE *argv, VALUE self)
{
VALUE pkey, cert, flags;
EVP_PKEY *key;
X509 *x509;
int flg;
PKCS7 *p7;
BIO *out;
VALUE str;
int status = 0;
rb_scan_args(argc, argv, "21", &pkey, &cert, &flags);
GetPKCS7(self, p7);
key = GetPrivPKeyPtr(pkey); /* NO NEED TO DUP */
x509 = GetX509CertPtr(cert); /* NO NEED TO DUP */
flg = NIL_P(flags) ? 0 : NUM2INT(flags);
if(!(out = BIO_new(BIO_s_mem())))
ossl_raise(ePKCS7Error, NULL);
if(!PKCS7_decrypt(p7, key, x509, out, flg)){
BIO_free(out);
ossl_raise(ePKCS7Error, NULL);
}
str = ossl_protect_membio2str(out, &status);
BIO_free(out);
if(status) rb_jump_tag(status);
return str;
}
static VALUE
ossl_pkcs7_add_data(VALUE self, VALUE data)
{
PKCS7 *pkcs7;
BIO *out, *in;
char buf[4096];
int len;
in = out = NULL;
GetPKCS7(self, pkcs7);
if(PKCS7_type_is_signed(pkcs7)){
if(!PKCS7_content_new(pkcs7, NID_pkcs7_data))
ossl_raise(ePKCS7Error, NULL);
}
in = ossl_obj2bio(data);
if(!(out = PKCS7_dataInit(pkcs7, NULL))) goto err;
for(;;){
if((len = BIO_read(in, buf, sizeof(buf))) <= 0)
break;
if(BIO_write(out, buf, len) != len)
goto err;
}
if(!PKCS7_dataFinal(pkcs7, out)) goto err;
ossl_pkcs7_set_data(self, Qnil);
err:
BIO_free(out);
BIO_free(in);
if(ERR_peek_error()){
ossl_raise(ePKCS7Error, NULL);
}
return data;
}
static VALUE
ossl_pkcs7_to_pem(VALUE self)
{
PKCS7 *pkcs7;
BIO *out;
VALUE str;
int status = 0;
GetPKCS7(self, pkcs7);
if (!(out = BIO_new(BIO_s_mem()))) {
ossl_raise(ePKCS7Error, NULL);
}
if (!PEM_write_bio_PKCS7(out, pkcs7)) {
BIO_free(out);
ossl_raise(ePKCS7Error, NULL);
}
str = ossl_protect_membio2str(out, &status);
BIO_free(out);
if(status) rb_jump_tag(status);
return str;
}
/*
* SIGNER INFO
*/
static VALUE
ossl_pkcs7si_alloc(VALUE klass)
{
PKCS7_SIGNER_INFO *p7si;
VALUE obj;
if (!(p7si = PKCS7_SIGNER_INFO_new())) {
ossl_raise(ePKCS7Error, NULL);
}
WrapPKCS7si(klass, obj, p7si);
return obj;
}
static VALUE
ossl_pkcs7si_initialize(VALUE self, VALUE cert, VALUE key, VALUE digest)
{
PKCS7_SIGNER_INFO *p7si;
EVP_PKEY *pkey;
X509 *x509;
const EVP_MD *md;
GetPKCS7si(self, p7si);
pkey = GetPrivPKeyPtr(key); /* NO NEED TO DUP */
x509 = GetX509CertPtr(cert); /* NO NEED TO DUP */
md = GetDigestPtr(digest);
if (!(PKCS7_SIGNER_INFO_set(p7si, x509, pkey, (EVP_MD*)md))) {
ossl_raise(ePKCS7Error, NULL);
}
return self;
}
static VALUE
ossl_pkcs7si_get_name(VALUE self)
{
PKCS7_SIGNER_INFO *p7si;
GetPKCS7si(self, p7si);
return ossl_x509name_new(p7si->issuer_and_serial->issuer);
}
static VALUE
ossl_pkcs7si_get_serial(VALUE self)
{
PKCS7_SIGNER_INFO *p7si;
GetPKCS7si(self, p7si);
return asn1integer_to_num(p7si->issuer_and_serial->serial);
}
static VALUE
ossl_pkcs7si_get_signed_time(VALUE self)
{
PKCS7_SIGNER_INFO *p7si;
ASN1_TYPE *asn1obj;
GetPKCS7si(self, p7si);
if (!(asn1obj = PKCS7_get_signed_attribute(p7si, NID_pkcs9_signingTime))) {
ossl_raise(ePKCS7Error, NULL);
}
if (asn1obj->type == V_ASN1_UTCTIME) {
return asn1time_to_time(asn1obj->value.utctime);
}
/*
* OR
* ossl_raise(ePKCS7Error, "...");
* ?
*/
return Qnil;
}
/*
* INIT
*/
void
Init_ossl_pkcs7()
{
mPKCS7 = rb_define_module_under(mOSSL, "PKCS7");
ePKCS7Error = rb_define_class_under(mPKCS7, "PKCS7Error", eOSSLError);
cPKCS7 = rb_define_class_under(mPKCS7, "PKCS7", rb_cObject);
rb_define_singleton_method(mPKCS7, "read_smime", ossl_pkcs7_s_read_smime, 1);
rb_define_singleton_method(mPKCS7, "write_smime", ossl_pkcs7_s_write_smime, -1);
rb_define_singleton_method(mPKCS7, "sign", ossl_pkcs7_s_sign, -1);
rb_define_singleton_method(mPKCS7, "encrypt", ossl_pkcs7_s_encrypt, -1);
rb_attr(cPKCS7, rb_intern("data"), 1, 0, Qfalse);
rb_attr(cPKCS7, rb_intern("error_string"), 1, 1, Qfalse);
rb_define_alloc_func(cPKCS7, ossl_pkcs7_alloc);
rb_define_copy_func(cPKCS7, ossl_pkcs7_copy);
rb_define_method(cPKCS7, "initialize", ossl_pkcs7_initialize, -1);
rb_define_method(cPKCS7, "type=", ossl_pkcs7_set_type, 1);
rb_define_method(cPKCS7, "type", ossl_pkcs7_get_type, 0);
rb_define_method(cPKCS7, "detached=", ossl_pkcs7_set_detached, 1);
rb_define_method(cPKCS7, "detached", ossl_pkcs7_get_detached, 0);
rb_define_method(cPKCS7, "detached?", ossl_pkcs7_detached_p, 0);
rb_define_method(cPKCS7, "cipher=", ossl_pkcs7_set_cipher, 1);
rb_define_method(cPKCS7, "add_signer", ossl_pkcs7_add_signer, 1);
rb_define_method(cPKCS7, "signers", ossl_pkcs7_get_signer, 0);
rb_define_method(cPKCS7, "add_recipient", ossl_pkcs7_add_recipient, 1);
rb_define_method(cPKCS7, "add_certificate", ossl_pkcs7_add_certificate, 1);
rb_define_method(cPKCS7, "add_crl", ossl_pkcs7_add_crl, 1);
rb_define_method(cPKCS7, "add_data", ossl_pkcs7_add_data, 1);
rb_define_alias(cPKCS7, "data=", "add_data");
rb_define_method(cPKCS7, "verify", ossl_pkcs7_verify, -1);
rb_define_method(cPKCS7, "decrypt", ossl_pkcs7_decrypt, -1);
rb_define_method(cPKCS7, "to_pem", ossl_pkcs7_to_pem, 0);
rb_define_alias(cPKCS7, "to_s", "to_pem");
cPKCS7Signer = rb_define_class_under(mPKCS7, "Signer", rb_cObject);
rb_define_alloc_func(cPKCS7Signer, ossl_pkcs7si_alloc);
rb_define_method(cPKCS7Signer, "initialize", ossl_pkcs7si_initialize,3);
rb_define_method(cPKCS7Signer, "name", ossl_pkcs7si_get_name,0);
rb_define_method(cPKCS7Signer, "serial", ossl_pkcs7si_get_serial,0);
rb_define_method(cPKCS7Signer, "signed_time", ossl_pkcs7si_get_signed_time,0);
#define DefPKCS7Const(x) rb_define_const(mPKCS7, #x, INT2NUM(PKCS7_##x))
DefPKCS7Const(TEXT);
DefPKCS7Const(NOCERTS);
DefPKCS7Const(NOSIGS);
DefPKCS7Const(NOCHAIN);
DefPKCS7Const(NOINTERN);
DefPKCS7Const(NOVERIFY);
DefPKCS7Const(DETACHED);
DefPKCS7Const(BINARY);
DefPKCS7Const(NOATTR);
DefPKCS7Const(NOSMIMECAP);
}
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