pineapple/externals/libressl/crypto/x509/x509_genn.c

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/* $OpenBSD: x509_genn.c,v 1.2 2020/12/08 15:06:42 tb Exp $ */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999-2008 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.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <openssl/asn1t.h>
#include <openssl/conf.h>
#include <openssl/x509v3.h>
static const ASN1_TEMPLATE OTHERNAME_seq_tt[] = {
{
.flags = 0,
.tag = 0,
.offset = offsetof(OTHERNAME, type_id),
.field_name = "type_id",
.item = &ASN1_OBJECT_it,
},
/* Maybe have a true ANY DEFINED BY later */
{
.flags = ASN1_TFLG_EXPLICIT,
.tag = 0,
.offset = offsetof(OTHERNAME, value),
.field_name = "value",
.item = &ASN1_ANY_it,
},
};
const ASN1_ITEM OTHERNAME_it = {
.itype = ASN1_ITYPE_SEQUENCE,
.utype = V_ASN1_SEQUENCE,
.templates = OTHERNAME_seq_tt,
.tcount = sizeof(OTHERNAME_seq_tt) / sizeof(ASN1_TEMPLATE),
.funcs = NULL,
.size = sizeof(OTHERNAME),
.sname = "OTHERNAME",
};
OTHERNAME *
d2i_OTHERNAME(OTHERNAME **a, const unsigned char **in, long len)
{
return (OTHERNAME *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
&OTHERNAME_it);
}
int
i2d_OTHERNAME(OTHERNAME *a, unsigned char **out)
{
return ASN1_item_i2d((ASN1_VALUE *)a, out, &OTHERNAME_it);
}
OTHERNAME *
OTHERNAME_new(void)
{
return (OTHERNAME *)ASN1_item_new(&OTHERNAME_it);
}
void
OTHERNAME_free(OTHERNAME *a)
{
ASN1_item_free((ASN1_VALUE *)a, &OTHERNAME_it);
}
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/* Uses explicit tagging since DIRECTORYSTRING is a CHOICE type */
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static const ASN1_TEMPLATE EDIPARTYNAME_seq_tt[] = {
{
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.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL,
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.tag = 0,
.offset = offsetof(EDIPARTYNAME, nameAssigner),
.field_name = "nameAssigner",
.item = &DIRECTORYSTRING_it,
},
{
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.flags = ASN1_TFLG_EXPLICIT,
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.tag = 1,
.offset = offsetof(EDIPARTYNAME, partyName),
.field_name = "partyName",
.item = &DIRECTORYSTRING_it,
},
};
const ASN1_ITEM EDIPARTYNAME_it = {
.itype = ASN1_ITYPE_SEQUENCE,
.utype = V_ASN1_SEQUENCE,
.templates = EDIPARTYNAME_seq_tt,
.tcount = sizeof(EDIPARTYNAME_seq_tt) / sizeof(ASN1_TEMPLATE),
.funcs = NULL,
.size = sizeof(EDIPARTYNAME),
.sname = "EDIPARTYNAME",
};
EDIPARTYNAME *
d2i_EDIPARTYNAME(EDIPARTYNAME **a, const unsigned char **in, long len)
{
return (EDIPARTYNAME *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
&EDIPARTYNAME_it);
}
int
i2d_EDIPARTYNAME(EDIPARTYNAME *a, unsigned char **out)
{
return ASN1_item_i2d((ASN1_VALUE *)a, out, &EDIPARTYNAME_it);
}
EDIPARTYNAME *
EDIPARTYNAME_new(void)
{
return (EDIPARTYNAME *)ASN1_item_new(&EDIPARTYNAME_it);
}
void
EDIPARTYNAME_free(EDIPARTYNAME *a)
{
ASN1_item_free((ASN1_VALUE *)a, &EDIPARTYNAME_it);
}
static const ASN1_TEMPLATE GENERAL_NAME_ch_tt[] = {
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_OTHERNAME,
.offset = offsetof(GENERAL_NAME, d.otherName),
.field_name = "d.otherName",
.item = &OTHERNAME_it,
},
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_EMAIL,
.offset = offsetof(GENERAL_NAME, d.rfc822Name),
.field_name = "d.rfc822Name",
.item = &ASN1_IA5STRING_it,
},
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_DNS,
.offset = offsetof(GENERAL_NAME, d.dNSName),
.field_name = "d.dNSName",
.item = &ASN1_IA5STRING_it,
},
/* Don't decode this */
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_X400,
.offset = offsetof(GENERAL_NAME, d.x400Address),
.field_name = "d.x400Address",
.item = &ASN1_SEQUENCE_it,
},
/* X509_NAME is a CHOICE type so use EXPLICIT */
{
.flags = ASN1_TFLG_EXPLICIT,
.tag = GEN_DIRNAME,
.offset = offsetof(GENERAL_NAME, d.directoryName),
.field_name = "d.directoryName",
.item = &X509_NAME_it,
},
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_EDIPARTY,
.offset = offsetof(GENERAL_NAME, d.ediPartyName),
.field_name = "d.ediPartyName",
.item = &EDIPARTYNAME_it,
},
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_URI,
.offset = offsetof(GENERAL_NAME, d.uniformResourceIdentifier),
.field_name = "d.uniformResourceIdentifier",
.item = &ASN1_IA5STRING_it,
},
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_IPADD,
.offset = offsetof(GENERAL_NAME, d.iPAddress),
.field_name = "d.iPAddress",
.item = &ASN1_OCTET_STRING_it,
},
{
.flags = ASN1_TFLG_IMPLICIT,
.tag = GEN_RID,
.offset = offsetof(GENERAL_NAME, d.registeredID),
.field_name = "d.registeredID",
.item = &ASN1_OBJECT_it,
},
};
const ASN1_ITEM GENERAL_NAME_it = {
.itype = ASN1_ITYPE_CHOICE,
.utype = offsetof(GENERAL_NAME, type),
.templates = GENERAL_NAME_ch_tt,
.tcount = sizeof(GENERAL_NAME_ch_tt) / sizeof(ASN1_TEMPLATE),
.funcs = NULL,
.size = sizeof(GENERAL_NAME),
.sname = "GENERAL_NAME",
};
GENERAL_NAME *
d2i_GENERAL_NAME(GENERAL_NAME **a, const unsigned char **in, long len)
{
return (GENERAL_NAME *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
&GENERAL_NAME_it);
}
int
i2d_GENERAL_NAME(GENERAL_NAME *a, unsigned char **out)
{
return ASN1_item_i2d((ASN1_VALUE *)a, out, &GENERAL_NAME_it);
}
GENERAL_NAME *
GENERAL_NAME_new(void)
{
return (GENERAL_NAME *)ASN1_item_new(&GENERAL_NAME_it);
}
void
GENERAL_NAME_free(GENERAL_NAME *a)
{
ASN1_item_free((ASN1_VALUE *)a, &GENERAL_NAME_it);
}
static const ASN1_TEMPLATE GENERAL_NAMES_item_tt = {
.flags = ASN1_TFLG_SEQUENCE_OF,
.tag = 0,
.offset = 0,
.field_name = "GeneralNames",
.item = &GENERAL_NAME_it,
};
const ASN1_ITEM GENERAL_NAMES_it = {
.itype = ASN1_ITYPE_PRIMITIVE,
.utype = -1,
.templates = &GENERAL_NAMES_item_tt,
.tcount = 0,
.funcs = NULL,
.size = 0,
.sname = "GENERAL_NAMES",
};
GENERAL_NAMES *
d2i_GENERAL_NAMES(GENERAL_NAMES **a, const unsigned char **in, long len)
{
return (GENERAL_NAMES *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
&GENERAL_NAMES_it);
}
int
i2d_GENERAL_NAMES(GENERAL_NAMES *a, unsigned char **out)
{
return ASN1_item_i2d((ASN1_VALUE *)a, out, &GENERAL_NAMES_it);
}
GENERAL_NAMES *
GENERAL_NAMES_new(void)
{
return (GENERAL_NAMES *)ASN1_item_new(&GENERAL_NAMES_it);
}
void
GENERAL_NAMES_free(GENERAL_NAMES *a)
{
ASN1_item_free((ASN1_VALUE *)a, &GENERAL_NAMES_it);
}
GENERAL_NAME *
GENERAL_NAME_dup(GENERAL_NAME *a)
{
return ASN1_item_dup(&GENERAL_NAME_it, a);
}
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static int
EDIPARTYNAME_cmp(const EDIPARTYNAME *a, const EDIPARTYNAME *b)
{
int res;
/*
* Shouldn't be possible in a valid GENERAL_NAME, but we handle it
* anyway. OTHERNAME_cmp treats NULL != NULL, so we do the same here.
*/
if (a == NULL || b == NULL)
return -1;
if (a->nameAssigner == NULL && b->nameAssigner != NULL)
return -1;
if (a->nameAssigner != NULL && b->nameAssigner == NULL)
return 1;
/* If we get here, both have nameAssigner set or both unset. */
if (a->nameAssigner != NULL) {
res = ASN1_STRING_cmp(a->nameAssigner, b->nameAssigner);
if (res != 0)
return res;
}
/*
* partyName is required, so these should never be NULL. We treat it in
* the same way as the a == NULL || b == NULL case above.
*/
if (a->partyName == NULL || b->partyName == NULL)
return -1;
return ASN1_STRING_cmp(a->partyName, b->partyName);
}
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/* Returns 0 if they are equal, != 0 otherwise. */
int
GENERAL_NAME_cmp(GENERAL_NAME *a, GENERAL_NAME *b)
{
int result = -1;
if (!a || !b || a->type != b->type)
return -1;
switch (a->type) {
case GEN_X400:
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result = ASN1_TYPE_cmp(a->d.x400Address, b->d.x400Address);
break;
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case GEN_EDIPARTY:
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result = EDIPARTYNAME_cmp(a->d.ediPartyName, b->d.ediPartyName);
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break;
case GEN_OTHERNAME:
result = OTHERNAME_cmp(a->d.otherName, b->d.otherName);
break;
case GEN_EMAIL:
case GEN_DNS:
case GEN_URI:
result = ASN1_STRING_cmp(a->d.ia5, b->d.ia5);
break;
case GEN_DIRNAME:
result = X509_NAME_cmp(a->d.dirn, b->d.dirn);
break;
case GEN_IPADD:
result = ASN1_OCTET_STRING_cmp(a->d.ip, b->d.ip);
break;
case GEN_RID:
result = OBJ_cmp(a->d.rid, b->d.rid);
break;
}
return result;
}
/* Returns 0 if they are equal, != 0 otherwise. */
int
OTHERNAME_cmp(OTHERNAME *a, OTHERNAME *b)
{
int result = -1;
if (!a || !b)
return -1;
/* Check their type first. */
if ((result = OBJ_cmp(a->type_id, b->type_id)) != 0)
return result;
/* Check the value. */
result = ASN1_TYPE_cmp(a->value, b->value);
return result;
}
void
GENERAL_NAME_set0_value(GENERAL_NAME *a, int type, void *value)
{
switch (type) {
case GEN_X400:
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a->d.x400Address = value;
break;
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case GEN_EDIPARTY:
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a->d.ediPartyName = value;
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break;
case GEN_OTHERNAME:
a->d.otherName = value;
break;
case GEN_EMAIL:
case GEN_DNS:
case GEN_URI:
a->d.ia5 = value;
break;
case GEN_DIRNAME:
a->d.dirn = value;
break;
case GEN_IPADD:
a->d.ip = value;
break;
case GEN_RID:
a->d.rid = value;
break;
}
a->type = type;
}
void *
GENERAL_NAME_get0_value(GENERAL_NAME *a, int *ptype)
{
if (ptype)
*ptype = a->type;
switch (a->type) {
case GEN_X400:
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return a->d.x400Address;
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case GEN_EDIPARTY:
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return a->d.ediPartyName;
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case GEN_OTHERNAME:
return a->d.otherName;
case GEN_EMAIL:
case GEN_DNS:
case GEN_URI:
return a->d.ia5;
case GEN_DIRNAME:
return a->d.dirn;
case GEN_IPADD:
return a->d.ip;
case GEN_RID:
return a->d.rid;
default:
return NULL;
}
}
int
GENERAL_NAME_set0_othername(GENERAL_NAME *gen, ASN1_OBJECT *oid,
ASN1_TYPE *value)
{
OTHERNAME *oth;
oth = OTHERNAME_new();
if (!oth)
return 0;
oth->type_id = oid;
oth->value = value;
GENERAL_NAME_set0_value(gen, GEN_OTHERNAME, oth);
return 1;
}
int
GENERAL_NAME_get0_otherName(GENERAL_NAME *gen, ASN1_OBJECT **poid,
ASN1_TYPE **pvalue)
{
if (gen->type != GEN_OTHERNAME)
return 0;
if (poid)
*poid = gen->d.otherName->type_id;
if (pvalue)
*pvalue = gen->d.otherName->value;
return 1;
}