openssl/crypto/x509v3/v3_pcons.c

92 lines
3.2 KiB
C

/*
* Copyright 2003-2016 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/asn1.h>
#include <openssl/asn1t.h>
#include <openssl/conf.h>
#include <openssl/x509v3.h>
#include "ext_dat.h"
static STACK_OF(CONF_VALUE) *i2v_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD
*method, void *bcons, STACK_OF(CONF_VALUE)
*extlist);
static void *v2i_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD *method,
X509V3_CTX *ctx,
STACK_OF(CONF_VALUE) *values);
const X509V3_EXT_METHOD v3_policy_constraints = {
NID_policy_constraints, 0,
ASN1_ITEM_ref(POLICY_CONSTRAINTS),
0, 0, 0, 0,
0, 0,
i2v_POLICY_CONSTRAINTS,
v2i_POLICY_CONSTRAINTS,
NULL, NULL,
NULL
};
ASN1_SEQUENCE(POLICY_CONSTRAINTS) = {
ASN1_IMP_OPT(POLICY_CONSTRAINTS, requireExplicitPolicy, ASN1_INTEGER,0),
ASN1_IMP_OPT(POLICY_CONSTRAINTS, inhibitPolicyMapping, ASN1_INTEGER,1)
} ASN1_SEQUENCE_END(POLICY_CONSTRAINTS)
IMPLEMENT_ASN1_ALLOC_FUNCTIONS(POLICY_CONSTRAINTS)
static STACK_OF(CONF_VALUE) *i2v_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD
*method, void *a, STACK_OF(CONF_VALUE)
*extlist)
{
POLICY_CONSTRAINTS *pcons = a;
X509V3_add_value_int("Require Explicit Policy",
pcons->requireExplicitPolicy, &extlist);
X509V3_add_value_int("Inhibit Policy Mapping",
pcons->inhibitPolicyMapping, &extlist);
return extlist;
}
static void *v2i_POLICY_CONSTRAINTS(const X509V3_EXT_METHOD *method,
X509V3_CTX *ctx,
STACK_OF(CONF_VALUE) *values)
{
POLICY_CONSTRAINTS *pcons = NULL;
CONF_VALUE *val;
int i;
if ((pcons = POLICY_CONSTRAINTS_new()) == NULL) {
X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS, ERR_R_MALLOC_FAILURE);
return NULL;
}
for (i = 0; i < sk_CONF_VALUE_num(values); i++) {
val = sk_CONF_VALUE_value(values, i);
if (strcmp(val->name, "requireExplicitPolicy") == 0) {
if (!X509V3_get_value_int(val, &pcons->requireExplicitPolicy))
goto err;
} else if (strcmp(val->name, "inhibitPolicyMapping") == 0) {
if (!X509V3_get_value_int(val, &pcons->inhibitPolicyMapping))
goto err;
} else {
X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS, X509V3_R_INVALID_NAME);
X509V3_conf_err(val);
goto err;
}
}
if (!pcons->inhibitPolicyMapping && !pcons->requireExplicitPolicy) {
X509V3err(X509V3_F_V2I_POLICY_CONSTRAINTS,
X509V3_R_ILLEGAL_EMPTY_EXTENSION);
goto err;
}
return pcons;
err:
POLICY_CONSTRAINTS_free(pcons);
return NULL;
}