Class: OpenSSL::Engine

Inherits:
Object
  • Object
show all
Defined in:
ossl_engine.c

Defined Under Namespace

Classes: EngineError

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.by_idObject


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# File 'ossl_engine.c', line 147

static VALUE
ossl_engine_s_by_id(VALUE klass, VALUE id)
{
    ENGINE *e;
    VALUE obj;

    StringValue(id);
    ossl_engine_s_load(1, &id, klass);
    if(!(e = ENGINE_by_id(RSTRING_PTR(id))))
	ossl_raise(eEngineError, NULL);
    WrapEngine(klass, obj, e);
    if(rb_block_given_p()) rb_yield(obj);
    if(!ENGINE_init(e))
	ossl_raise(eEngineError, NULL);
    ENGINE_ctrl(e, ENGINE_CTRL_SET_PASSWORD_CALLBACK,
		0, NULL, (void(*)(void))ossl_pem_passwd_cb);
    ERR_clear_error();

    return obj;
}

.cleanupObject


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# File 'ossl_engine.c', line 119

static VALUE
ossl_engine_s_cleanup(VALUE self)
{
#if defined(HAVE_ENGINE_CLEANUP)
    ENGINE_cleanup();
#endif
    return Qnil;
}

.enginesObject


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# File 'ossl_engine.c', line 128

static VALUE
ossl_engine_s_engines(VALUE klass)
{
    ENGINE *e;
    VALUE ary, obj;

    ary = rb_ary_new();
    for(e = ENGINE_get_first(); e; e = ENGINE_get_next(e)){
	/* Need a ref count of two here because of ENGINE_free being
	 * called internally by OpenSSL when moving to the next ENGINE
	 * and by us when releasing the ENGINE reference */
	ENGINE_up_ref(e);
	WrapEngine(klass, obj, e);
        rb_ary_push(ary, obj);
    }

    return ary;
}

.loadObject


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# File 'ossl_engine.c', line 49

static VALUE
ossl_engine_s_load(int argc, VALUE *argv, VALUE klass)
{
#if !defined(HAVE_ENGINE_LOAD_BUILTIN_ENGINES)
    return Qnil;
#else
    VALUE name;

    rb_scan_args(argc, argv, "01", &name);
    if(NIL_P(name)){
        ENGINE_load_builtin_engines();
        return Qtrue;
    }
    StringValue(name);
#ifndef OPENSSL_NO_STATIC_ENGINE
#if HAVE_ENGINE_LOAD_DYNAMIC
    OSSL_ENGINE_LOAD_IF_MATCH(dynamic);
#endif
#if HAVE_ENGINE_LOAD_4758CCA
    OSSL_ENGINE_LOAD_IF_MATCH(4758cca);
#endif
#if HAVE_ENGINE_LOAD_AEP
    OSSL_ENGINE_LOAD_IF_MATCH(aep);
#endif
#if HAVE_ENGINE_LOAD_ATALLA
    OSSL_ENGINE_LOAD_IF_MATCH(atalla);
#endif
#if HAVE_ENGINE_LOAD_CHIL
    OSSL_ENGINE_LOAD_IF_MATCH(chil);
#endif
#if HAVE_ENGINE_LOAD_CSWIFT
    OSSL_ENGINE_LOAD_IF_MATCH(cswift);
#endif
#if HAVE_ENGINE_LOAD_NURON
    OSSL_ENGINE_LOAD_IF_MATCH(nuron);
#endif
#if HAVE_ENGINE_LOAD_SUREWARE
    OSSL_ENGINE_LOAD_IF_MATCH(sureware);
#endif
#if HAVE_ENGINE_LOAD_UBSEC
    OSSL_ENGINE_LOAD_IF_MATCH(ubsec);
#endif
#if HAVE_ENGINE_LOAD_PADLOCK
    OSSL_ENGINE_LOAD_IF_MATCH(padlock);
#endif
#if HAVE_ENGINE_LOAD_CAPI
    OSSL_ENGINE_LOAD_IF_MATCH(capi);
#endif
#if HAVE_ENGINE_LOAD_GMP
    OSSL_ENGINE_LOAD_IF_MATCH(gmp);
#endif
#if HAVE_ENGINE_LOAD_GOST
    OSSL_ENGINE_LOAD_IF_MATCH(gost);
#endif
#if HAVE_ENGINE_LOAD_CRYPTODEV
    OSSL_ENGINE_LOAD_IF_MATCH(cryptodev);
#endif
#if HAVE_ENGINE_LOAD_AESNI
    OSSL_ENGINE_LOAD_IF_MATCH(aesni);
#endif
#endif
#ifdef HAVE_ENGINE_LOAD_OPENBSD_DEV_CRYPTO
    OSSL_ENGINE_LOAD_IF_MATCH(openbsd_dev_crypto);
#endif
    OSSL_ENGINE_LOAD_IF_MATCH(openssl);
    rb_warning("no such builtin loader for `%s'", RSTRING_PTR(name));
    return Qnil;
#endif /* HAVE_ENGINE_LOAD_BUILTIN_ENGINES */
}

Instance Method Details

#cipherObject


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# File 'ossl_engine.c', line 210

static VALUE
ossl_engine_get_cipher(VALUE self, VALUE name)
{
    ENGINE *e;
    const EVP_CIPHER *ciph, *tmp;
    char *s;
    int nid;

    s = StringValuePtr(name);
    tmp = EVP_get_cipherbyname(s);
    if(!tmp) ossl_raise(eEngineError, "no such cipher `%s'", s);
    nid = EVP_CIPHER_nid(tmp);
    GetEngine(self, e);
    ciph = ENGINE_get_cipher(e, nid);
    if(!ciph) ossl_raise(eEngineError, NULL);

    return ossl_cipher_new(ciph);
}

#cmdsObject


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# File 'ossl_engine.c', line 343

static VALUE
ossl_engine_get_cmds(VALUE self)
{
    ENGINE *e;
    const ENGINE_CMD_DEFN *defn, *p;
    VALUE ary, tmp;

    GetEngine(self, e);
    ary = rb_ary_new();
    if ((defn = ENGINE_get_cmd_defns(e)) != NULL){
	for (p = defn; p->cmd_num > 0; p++){
	    tmp = rb_ary_new();
	    rb_ary_push(tmp, rb_str_new2(p->cmd_name));
	    rb_ary_push(tmp, rb_str_new2(p->cmd_desc));
	    rb_ary_push(tmp, ossl_engine_cmd_flag_to_name(p->cmd_flags));
	    rb_ary_push(ary, tmp);
	}
    }

    return ary;
}

#ctrl_cmdObject


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# File 'ossl_engine.c', line 313

static VALUE
ossl_engine_ctrl_cmd(int argc, VALUE *argv, VALUE self)
{
    ENGINE *e;
    VALUE cmd, val;
    int ret;

    GetEngine(self, e);
    rb_scan_args(argc, argv, "11", &cmd, &val);
    StringValue(cmd);
    if (!NIL_P(val)) StringValue(val);
    ret = ENGINE_ctrl_cmd_string(e, RSTRING_PTR(cmd),
				 NIL_P(val) ? NULL : RSTRING_PTR(val), 0);
    if (!ret) ossl_raise(eEngineError, NULL);

    return self;
}

#digestObject


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# File 'ossl_engine.c', line 233

static VALUE
ossl_engine_get_digest(VALUE self, VALUE name)
{
    ENGINE *e;
    const EVP_MD *md, *tmp;
    char *s;
    int nid;

    s = StringValuePtr(name);
    tmp = EVP_get_digestbyname(s);
    if(!tmp) ossl_raise(eEngineError, "no such digest `%s'", s);
    nid = EVP_MD_nid(tmp);
    GetEngine(self, e);
    md = ENGINE_get_digest(e, nid);
    if(!md) ossl_raise(eEngineError, NULL);

    return ossl_digest_new(md);
}

#finishObject


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# File 'ossl_engine.c', line 198

static VALUE
ossl_engine_finish(VALUE self)
{
    ENGINE *e;

    GetEngine(self, e);
    if(!ENGINE_finish(e)) ossl_raise(eEngineError, NULL);

    return Qnil;
}

#idObject


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# File 'ossl_engine.c', line 182

static VALUE
ossl_engine_get_id(VALUE self)
{
    ENGINE *e;
    GetEngine(self, e);
    return rb_str_new2(ENGINE_get_id(e));
}

#inspectObject


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# File 'ossl_engine.c', line 365

static VALUE
ossl_engine_inspect(VALUE self)
{
    VALUE str;
    const char *cname = rb_class2name(rb_obj_class(self));

    str = rb_str_new2("#<");
    rb_str_cat2(str, cname);
    rb_str_cat2(str, " id=\"");
    rb_str_append(str, ossl_engine_get_id(self));
    rb_str_cat2(str, "\" name=\"");
    rb_str_append(str, ossl_engine_get_name(self));
    rb_str_cat2(str, "\">");

    return str;
}

#load_private_keyObject


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# File 'ossl_engine.c', line 255

static VALUE
ossl_engine_load_privkey(int argc, VALUE *argv, VALUE self)
{
    ENGINE *e;
    EVP_PKEY *pkey;
    VALUE id, data, obj;
    char *sid, *sdata;

    rb_scan_args(argc, argv, "02", &id, &data);
    sid = NIL_P(id) ? NULL : StringValuePtr(id);
    sdata = NIL_P(data) ? NULL : StringValuePtr(data);
    GetEngine(self, e);
#if OPENSSL_VERSION_NUMBER < 0x00907000L
    pkey = ENGINE_load_private_key(e, sid, sdata);
#else
    pkey = ENGINE_load_private_key(e, sid, NULL, sdata);
#endif
    if (!pkey) ossl_raise(eEngineError, NULL);
    obj = ossl_pkey_new(pkey);
    OSSL_PKEY_SET_PRIVATE(obj);

    return obj;
}

#load_public_keyObject


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# File 'ossl_engine.c', line 279

static VALUE
ossl_engine_load_pubkey(int argc, VALUE *argv, VALUE self)
{
    ENGINE *e;
    EVP_PKEY *pkey;
    VALUE id, data;
    char *sid, *sdata;

    rb_scan_args(argc, argv, "02", &id, &data);
    sid = NIL_P(id) ? NULL : StringValuePtr(id);
    sdata = NIL_P(data) ? NULL : StringValuePtr(data);
    GetEngine(self, e);
#if OPENSSL_VERSION_NUMBER < 0x00907000L
    pkey = ENGINE_load_public_key(e, sid, sdata);
#else
    pkey = ENGINE_load_public_key(e, sid, NULL, sdata);
#endif
    if (!pkey) ossl_raise(eEngineError, NULL);

    return ossl_pkey_new(pkey);
}

#nameObject


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# File 'ossl_engine.c', line 190

static VALUE
ossl_engine_get_name(VALUE self)
{
    ENGINE *e;
    GetEngine(self, e);
    return rb_str_new2(ENGINE_get_name(e));
}

#set_defaultObject


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# File 'ossl_engine.c', line 301

static VALUE
ossl_engine_set_default(VALUE self, VALUE flag)
{
    ENGINE *e;
    int f = NUM2INT(flag);

    GetEngine(self, e);
    ENGINE_set_default(e, f);

    return Qtrue;
}