oops, add missing asn_mstbl.c

crypto/asn1/asn_mstbl.c

+/* asn_mstbl.c */
+/* Written by Stephen Henson (steve@openssl.org) for the OpenSSL
+ * project 2012.
+ */
+/* ====================================================================
+ * Copyright (c) 2012 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ */
+
+#include <stdio.h>
+#include <ctype.h>
+#include <openssl/crypto.h>
+#include "cryptlib.h"
+#include <openssl/conf.h>
+#include <openssl/x509v3.h>
+
+/* Multi string module: add table enstries from a given section */
+
+static int do_tcreate(char *value, char *name);
+
+static int stbl_module_init(CONF_IMODULE *md, const CONF *cnf)
+	{
+	int i;
+	const char *stbl_section;
+	STACK_OF(CONF_VALUE) *sktmp;
+	CONF_VALUE *mval;
+	stbl_section = CONF_imodule_get_value(md);
+	if(!(sktmp = NCONF_get_section(cnf, stbl_section)))
+		{
+		ASN1err(ASN1_F_STBL_MODULE_INIT, ASN1_R_ERROR_LOADING_SECTION);
+		return 0;
+		}
+	for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++)
+		{
+		mval = sk_CONF_VALUE_value(sktmp, i);
+		if(!do_tcreate(mval->value, mval->name))
+			{
+			ASN1err(ASN1_F_STBL_MODULE_INIT, ASN1_R_INVALID_VALUE);
+			return 0;
+			}
+		}
+	return 1;
+	}
+
+static void stbl_module_finish(CONF_IMODULE *md)
+	{
+	ASN1_STRING_TABLE_cleanup();
+	}
+
+void ASN1_add_stable_module(void)
+	{
+	CONF_module_add("stbl_section", stbl_module_init, stbl_module_finish);
+	}
+
+/* Create an table entry based on a name value pair.
+ * format is oid_name = n1:v1, n2:v2,...
+ * where name is "min", "max", "mask" or "flags".
+ */
+
+
+static int do_tcreate(char *value, char *name)
+	{
+	char *eptr;
+	int nid, i, rv = 0;
+	long tbl_min = -1, tbl_max = -1;
+	unsigned long tbl_mask = 0, tbl_flags = 0;
+	STACK_OF(CONF_VALUE) *lst = NULL;
+	CONF_VALUE *cnf = NULL;
+	nid = OBJ_sn2nid(name);
+	if (nid == NID_undef)
+		nid = OBJ_ln2nid(name);
+	if (nid == NID_undef)
+		goto err;
+	lst = X509V3_parse_list(value);
+	if (!lst)
+		goto err;
+	for (i = 0; i < sk_CONF_VALUE_num(lst); i++)
+		{
+		cnf = sk_CONF_VALUE_value(lst, i);
+		if (!strcmp(cnf->name, "min"))
+			{
+			tbl_min = strtoul(cnf->value, &eptr, 0);
+			if (*eptr)
+				goto err;
+			}
+		else if (!strcmp(cnf->name, "max"))
+			{
+			tbl_max = strtoul(cnf->value, &eptr, 0);
+			if (*eptr)
+				goto err;
+			}
+		else if (!strcmp(cnf->name, "mask"))
+			{
+			if (!ASN1_str2mask(cnf->value, &tbl_mask) || !tbl_mask)
+				goto err;
+			}
+		else if (!strcmp(cnf->name, "flags"))
+			{
+			if (!strcmp(cnf->value, "nomask"))
+				tbl_flags = STABLE_NO_MASK;
+			else if (!strcmp(cnf->value, "none"))
+				tbl_flags = STABLE_FLAGS_CLEAR;
+			else
+				goto err;	
+			}
+		else
+			goto err;
+		}
+	rv = 1;
+	err:
+	if (rv == 0)
+		{
+		ASN1err(ASN1_F_DO_TCREATE, ASN1_R_INVALID_STRING_TABLE_VALUE);
+		if (cnf)
+			ERR_add_error_data(4, "field=", cnf->name,
+						", value=", cnf->value);
+		else
+			ERR_add_error_data(4, "name=", name,
+						", value=", value);
+		}
+	else
+		{
+		rv = ASN1_STRING_TABLE_add(nid, tbl_min, tbl_max,
+							tbl_mask, tbl_flags);
+		if (!rv)
+			ASN1err(ASN1_F_DO_TCREATE, ERR_R_MALLOC_FAILURE);
+		}
+	if (lst)
+		sk_CONF_VALUE_pop_free(lst, X509V3_conf_free);
+	return rv;
+	}
+		
+