v3_bitst.c
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/*
* Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/conf.h>
#include <openssl/x509v3.h>
#include "ext_dat.h"
static BIT_STRING_BITNAME ns_cert_type_table[] = {
{0, "SSL Client", "client"},
{1, "SSL Server", "server"},
{2, "S/MIME", "email"},
{3, "Object Signing", "objsign"},
{4, "Unused", "reserved"},
{5, "SSL CA", "sslCA"},
{6, "S/MIME CA", "emailCA"},
{7, "Object Signing CA", "objCA"},
{-1, NULL, NULL}
};
static BIT_STRING_BITNAME key_usage_type_table[] = {
{0, "Digital Signature", "digitalSignature"},
{1, "Non Repudiation", "nonRepudiation"},
{2, "Key Encipherment", "keyEncipherment"},
{3, "Data Encipherment", "dataEncipherment"},
{4, "Key Agreement", "keyAgreement"},
{5, "Certificate Sign", "keyCertSign"},
{6, "CRL Sign", "cRLSign"},
{7, "Encipher Only", "encipherOnly"},
{8, "Decipher Only", "decipherOnly"},
{-1, NULL, NULL}
};
const X509V3_EXT_METHOD v3_nscert =
EXT_BITSTRING(NID_netscape_cert_type, ns_cert_type_table);
const X509V3_EXT_METHOD v3_key_usage =
EXT_BITSTRING(NID_key_usage, key_usage_type_table);
STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
ASN1_BIT_STRING *bits,
STACK_OF(CONF_VALUE) *ret)
{
BIT_STRING_BITNAME *bnam;
for (bnam = method->usr_data; bnam->lname; bnam++) {
if (ASN1_BIT_STRING_get_bit(bits, bnam->bitnum))
X509V3_add_value(bnam->lname, NULL, &ret);
}
return ret;
}
ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
X509V3_CTX *ctx,
STACK_OF(CONF_VALUE) *nval)
{
CONF_VALUE *val;
ASN1_BIT_STRING *bs;
int i;
BIT_STRING_BITNAME *bnam;
if ((bs = ASN1_BIT_STRING_new()) == NULL) {
X509V3err(X509V3_F_V2I_ASN1_BIT_STRING, ERR_R_MALLOC_FAILURE);
return NULL;
}
for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
val = sk_CONF_VALUE_value(nval, i);
for (bnam = method->usr_data; bnam->lname; bnam++) {
if (strcmp(bnam->sname, val->name) == 0
|| strcmp(bnam->lname, val->name) == 0) {
if (!ASN1_BIT_STRING_set_bit(bs, bnam->bitnum, 1)) {
X509V3err(X509V3_F_V2I_ASN1_BIT_STRING,
ERR_R_MALLOC_FAILURE);
ASN1_BIT_STRING_free(bs);
return NULL;
}
break;
}
}
if (!bnam->lname) {
X509V3err(X509V3_F_V2I_ASN1_BIT_STRING,
X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT);
X509V3_conf_err(val);
ASN1_BIT_STRING_free(bs);
return NULL;
}
}
return bs;
}