2016-05-17 18:52:22 +00:00
|
|
|
/*
|
|
|
|
* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
|
2000-01-06 01:26:48 +00:00
|
|
|
*
|
2016-05-17 18:52:22 +00:00
|
|
|
* 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
|
2000-01-06 01:26:48 +00:00
|
|
|
*/
|
|
|
|
|
|
|
|
#include <stdio.h>
|
2015-05-14 14:56:48 +00:00
|
|
|
#include "internal/cryptlib.h"
|
2017-02-23 13:52:23 +00:00
|
|
|
#include <openssl/stack.h>
|
2000-01-06 01:26:48 +00:00
|
|
|
#include <openssl/asn1.h>
|
|
|
|
#include <openssl/objects.h>
|
|
|
|
#include <openssl/evp.h>
|
|
|
|
#include <openssl/x509.h>
|
|
|
|
#include <openssl/x509v3.h>
|
2015-03-14 23:48:47 +00:00
|
|
|
#include "x509_lcl.h"
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2000-01-19 01:02:13 +00:00
|
|
|
int X509at_get_attr_count(const STACK_OF(X509_ATTRIBUTE) *x)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
return sk_X509_ATTRIBUTE_num(x);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-01-19 01:02:13 +00:00
|
|
|
int X509at_get_attr_by_NID(const STACK_OF(X509_ATTRIBUTE) *x, int nid,
|
2015-01-22 03:40:55 +00:00
|
|
|
int lastpos)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2016-07-31 17:38:09 +00:00
|
|
|
const ASN1_OBJECT *obj = OBJ_nid2obj(nid);
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (obj == NULL)
|
|
|
|
return (-2);
|
|
|
|
return (X509at_get_attr_by_OBJ(x, obj, lastpos));
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
int X509at_get_attr_by_OBJ(const STACK_OF(X509_ATTRIBUTE) *sk,
|
2016-07-31 17:38:09 +00:00
|
|
|
const ASN1_OBJECT *obj, int lastpos)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
int n;
|
|
|
|
X509_ATTRIBUTE *ex;
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (sk == NULL)
|
|
|
|
return (-1);
|
|
|
|
lastpos++;
|
|
|
|
if (lastpos < 0)
|
|
|
|
lastpos = 0;
|
|
|
|
n = sk_X509_ATTRIBUTE_num(sk);
|
|
|
|
for (; lastpos < n; lastpos++) {
|
|
|
|
ex = sk_X509_ATTRIBUTE_value(sk, lastpos);
|
|
|
|
if (OBJ_cmp(ex->object, obj) == 0)
|
|
|
|
return (lastpos);
|
|
|
|
}
|
|
|
|
return (-1);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-01-19 01:02:13 +00:00
|
|
|
X509_ATTRIBUTE *X509at_get_attr(const STACK_OF(X509_ATTRIBUTE) *x, int loc)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
if (x == NULL || sk_X509_ATTRIBUTE_num(x) <= loc || loc < 0)
|
|
|
|
return NULL;
|
2016-09-24 11:37:16 +00:00
|
|
|
|
|
|
|
return sk_X509_ATTRIBUTE_value(x, loc);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-01-19 01:02:13 +00:00
|
|
|
X509_ATTRIBUTE *X509at_delete_attr(STACK_OF(X509_ATTRIBUTE) *x, int loc)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
X509_ATTRIBUTE *ret;
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (x == NULL || sk_X509_ATTRIBUTE_num(x) <= loc || loc < 0)
|
|
|
|
return (NULL);
|
|
|
|
ret = sk_X509_ATTRIBUTE_delete(x, loc);
|
|
|
|
return (ret);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-02-26 01:55:33 +00:00
|
|
|
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr(STACK_OF(X509_ATTRIBUTE) **x,
|
2015-01-22 03:40:55 +00:00
|
|
|
X509_ATTRIBUTE *attr)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
X509_ATTRIBUTE *new_attr = NULL;
|
|
|
|
STACK_OF(X509_ATTRIBUTE) *sk = NULL;
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (x == NULL) {
|
|
|
|
X509err(X509_F_X509AT_ADD1_ATTR, ERR_R_PASSED_NULL_PARAMETER);
|
|
|
|
goto err2;
|
|
|
|
}
|
2005-07-26 21:10:34 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (*x == NULL) {
|
|
|
|
if ((sk = sk_X509_ATTRIBUTE_new_null()) == NULL)
|
|
|
|
goto err;
|
|
|
|
} else
|
|
|
|
sk = *x;
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if ((new_attr = X509_ATTRIBUTE_dup(attr)) == NULL)
|
|
|
|
goto err2;
|
|
|
|
if (!sk_X509_ATTRIBUTE_push(sk, new_attr))
|
|
|
|
goto err;
|
|
|
|
if (*x == NULL)
|
|
|
|
*x = sk;
|
|
|
|
return (sk);
|
|
|
|
err:
|
|
|
|
X509err(X509_F_X509AT_ADD1_ATTR, ERR_R_MALLOC_FAILURE);
|
|
|
|
err2:
|
2015-04-30 21:33:59 +00:00
|
|
|
X509_ATTRIBUTE_free(new_attr);
|
|
|
|
sk_X509_ATTRIBUTE_free(sk);
|
2015-01-22 03:40:55 +00:00
|
|
|
return (NULL);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_OBJ(STACK_OF(X509_ATTRIBUTE)
|
|
|
|
**x, const ASN1_OBJECT *obj,
|
|
|
|
int type,
|
|
|
|
const unsigned char *bytes,
|
|
|
|
int len)
|
2000-01-19 01:02:13 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
X509_ATTRIBUTE *attr;
|
|
|
|
STACK_OF(X509_ATTRIBUTE) *ret;
|
|
|
|
attr = X509_ATTRIBUTE_create_by_OBJ(NULL, obj, type, bytes, len);
|
|
|
|
if (!attr)
|
|
|
|
return 0;
|
|
|
|
ret = X509at_add1_attr(x, attr);
|
|
|
|
X509_ATTRIBUTE_free(attr);
|
|
|
|
return ret;
|
2000-01-19 01:02:13 +00:00
|
|
|
}
|
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_NID(STACK_OF(X509_ATTRIBUTE)
|
|
|
|
**x, int nid, int type,
|
|
|
|
const unsigned char *bytes,
|
|
|
|
int len)
|
2000-01-19 01:02:13 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
X509_ATTRIBUTE *attr;
|
|
|
|
STACK_OF(X509_ATTRIBUTE) *ret;
|
|
|
|
attr = X509_ATTRIBUTE_create_by_NID(NULL, nid, type, bytes, len);
|
|
|
|
if (!attr)
|
|
|
|
return 0;
|
|
|
|
ret = X509at_add1_attr(x, attr);
|
|
|
|
X509_ATTRIBUTE_free(attr);
|
|
|
|
return ret;
|
2000-01-19 01:02:13 +00:00
|
|
|
}
|
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_txt(STACK_OF(X509_ATTRIBUTE)
|
|
|
|
**x, const char *attrname,
|
|
|
|
int type,
|
|
|
|
const unsigned char *bytes,
|
|
|
|
int len)
|
2000-01-19 01:02:13 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
X509_ATTRIBUTE *attr;
|
|
|
|
STACK_OF(X509_ATTRIBUTE) *ret;
|
|
|
|
attr = X509_ATTRIBUTE_create_by_txt(NULL, attrname, type, bytes, len);
|
|
|
|
if (!attr)
|
|
|
|
return 0;
|
|
|
|
ret = X509at_add1_attr(x, attr);
|
|
|
|
X509_ATTRIBUTE_free(attr);
|
|
|
|
return ret;
|
2000-01-19 01:02:13 +00:00
|
|
|
}
|
|
|
|
|
2008-02-11 17:52:38 +00:00
|
|
|
void *X509at_get0_data_by_OBJ(STACK_OF(X509_ATTRIBUTE) *x,
|
2016-07-31 17:38:09 +00:00
|
|
|
const ASN1_OBJECT *obj, int lastpos, int type)
|
2008-02-11 17:52:38 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
int i;
|
|
|
|
X509_ATTRIBUTE *at;
|
|
|
|
i = X509at_get_attr_by_OBJ(x, obj, lastpos);
|
|
|
|
if (i == -1)
|
|
|
|
return NULL;
|
|
|
|
if ((lastpos <= -2) && (X509at_get_attr_by_OBJ(x, obj, i) != -1))
|
|
|
|
return NULL;
|
|
|
|
at = X509at_get_attr(x, i);
|
|
|
|
if (lastpos <= -3 && (X509_ATTRIBUTE_count(at) != 1))
|
|
|
|
return NULL;
|
|
|
|
return X509_ATTRIBUTE_get0_data(at, 0, type, NULL);
|
2008-02-11 17:52:38 +00:00
|
|
|
}
|
|
|
|
|
2000-01-06 01:26:48 +00:00
|
|
|
X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_NID(X509_ATTRIBUTE **attr, int nid,
|
2015-01-22 03:40:55 +00:00
|
|
|
int atrtype, const void *data,
|
|
|
|
int len)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
ASN1_OBJECT *obj;
|
|
|
|
X509_ATTRIBUTE *ret;
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
obj = OBJ_nid2obj(nid);
|
|
|
|
if (obj == NULL) {
|
|
|
|
X509err(X509_F_X509_ATTRIBUTE_CREATE_BY_NID, X509_R_UNKNOWN_NID);
|
|
|
|
return (NULL);
|
|
|
|
}
|
|
|
|
ret = X509_ATTRIBUTE_create_by_OBJ(attr, obj, atrtype, data, len);
|
|
|
|
if (ret == NULL)
|
|
|
|
ASN1_OBJECT_free(obj);
|
|
|
|
return (ret);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_OBJ(X509_ATTRIBUTE **attr,
|
2015-01-22 03:40:55 +00:00
|
|
|
const ASN1_OBJECT *obj,
|
|
|
|
int atrtype, const void *data,
|
|
|
|
int len)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
X509_ATTRIBUTE *ret;
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if ((attr == NULL) || (*attr == NULL)) {
|
|
|
|
if ((ret = X509_ATTRIBUTE_new()) == NULL) {
|
|
|
|
X509err(X509_F_X509_ATTRIBUTE_CREATE_BY_OBJ,
|
|
|
|
ERR_R_MALLOC_FAILURE);
|
|
|
|
return (NULL);
|
|
|
|
}
|
|
|
|
} else
|
|
|
|
ret = *attr;
|
2000-01-06 01:26:48 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (!X509_ATTRIBUTE_set1_object(ret, obj))
|
|
|
|
goto err;
|
|
|
|
if (!X509_ATTRIBUTE_set1_data(ret, atrtype, data, len))
|
|
|
|
goto err;
|
2008-06-26 23:27:31 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if ((attr != NULL) && (*attr == NULL))
|
|
|
|
*attr = ret;
|
|
|
|
return (ret);
|
|
|
|
err:
|
|
|
|
if ((attr == NULL) || (ret != *attr))
|
|
|
|
X509_ATTRIBUTE_free(ret);
|
|
|
|
return (NULL);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-01-19 01:02:13 +00:00
|
|
|
X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_txt(X509_ATTRIBUTE **attr,
|
2015-01-22 03:40:55 +00:00
|
|
|
const char *atrname, int type,
|
|
|
|
const unsigned char *bytes,
|
|
|
|
int len)
|
|
|
|
{
|
|
|
|
ASN1_OBJECT *obj;
|
|
|
|
X509_ATTRIBUTE *nattr;
|
2000-01-19 01:02:13 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
obj = OBJ_txt2obj(atrname, 0);
|
|
|
|
if (obj == NULL) {
|
|
|
|
X509err(X509_F_X509_ATTRIBUTE_CREATE_BY_TXT,
|
|
|
|
X509_R_INVALID_FIELD_NAME);
|
|
|
|
ERR_add_error_data(2, "name=", atrname);
|
|
|
|
return (NULL);
|
|
|
|
}
|
|
|
|
nattr = X509_ATTRIBUTE_create_by_OBJ(attr, obj, type, bytes, len);
|
|
|
|
ASN1_OBJECT_free(obj);
|
|
|
|
return nattr;
|
|
|
|
}
|
2000-01-19 01:02:13 +00:00
|
|
|
|
2001-06-11 00:43:20 +00:00
|
|
|
int X509_ATTRIBUTE_set1_object(X509_ATTRIBUTE *attr, const ASN1_OBJECT *obj)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
if ((attr == NULL) || (obj == NULL))
|
|
|
|
return (0);
|
|
|
|
ASN1_OBJECT_free(attr->object);
|
|
|
|
attr->object = OBJ_dup(obj);
|
2016-05-11 22:29:22 +00:00
|
|
|
return attr->object != NULL;
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
int X509_ATTRIBUTE_set1_data(X509_ATTRIBUTE *attr, int attrtype,
|
|
|
|
const void *data, int len)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2016-06-10 14:30:41 +00:00
|
|
|
ASN1_TYPE *ttmp = NULL;
|
2015-01-22 03:40:55 +00:00
|
|
|
ASN1_STRING *stmp = NULL;
|
|
|
|
int atype = 0;
|
|
|
|
if (!attr)
|
|
|
|
return 0;
|
|
|
|
if (attrtype & MBSTRING_FLAG) {
|
|
|
|
stmp = ASN1_STRING_set_by_NID(NULL, data, len, attrtype,
|
|
|
|
OBJ_obj2nid(attr->object));
|
|
|
|
if (!stmp) {
|
|
|
|
X509err(X509_F_X509_ATTRIBUTE_SET1_DATA, ERR_R_ASN1_LIB);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
atype = stmp->type;
|
|
|
|
} else if (len != -1) {
|
2015-05-06 17:43:59 +00:00
|
|
|
if ((stmp = ASN1_STRING_type_new(attrtype)) == NULL)
|
2015-01-22 03:40:55 +00:00
|
|
|
goto err;
|
|
|
|
if (!ASN1_STRING_set(stmp, data, len))
|
|
|
|
goto err;
|
|
|
|
atype = attrtype;
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* This is a bit naughty because the attribute should really have at
|
|
|
|
* least one value but some types use and zero length SET and require
|
|
|
|
* this.
|
|
|
|
*/
|
2016-06-10 14:30:41 +00:00
|
|
|
if (attrtype == 0) {
|
|
|
|
ASN1_STRING_free(stmp);
|
2015-01-22 03:40:55 +00:00
|
|
|
return 1;
|
2016-06-10 14:30:41 +00:00
|
|
|
}
|
2015-05-06 17:43:59 +00:00
|
|
|
if ((ttmp = ASN1_TYPE_new()) == NULL)
|
2015-01-22 03:40:55 +00:00
|
|
|
goto err;
|
|
|
|
if ((len == -1) && !(attrtype & MBSTRING_FLAG)) {
|
|
|
|
if (!ASN1_TYPE_set1(ttmp, attrtype, data))
|
|
|
|
goto err;
|
2016-06-10 14:30:41 +00:00
|
|
|
} else {
|
2015-01-22 03:40:55 +00:00
|
|
|
ASN1_TYPE_set(ttmp, atype, stmp);
|
2016-06-10 14:30:41 +00:00
|
|
|
stmp = NULL;
|
|
|
|
}
|
2015-03-25 15:08:55 +00:00
|
|
|
if (!sk_ASN1_TYPE_push(attr->set, ttmp))
|
2015-01-22 03:40:55 +00:00
|
|
|
goto err;
|
|
|
|
return 1;
|
|
|
|
err:
|
|
|
|
X509err(X509_F_X509_ATTRIBUTE_SET1_DATA, ERR_R_MALLOC_FAILURE);
|
2016-06-10 14:30:41 +00:00
|
|
|
ASN1_TYPE_free(ttmp);
|
|
|
|
ASN1_STRING_free(stmp);
|
2015-01-22 03:40:55 +00:00
|
|
|
return 0;
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2016-07-07 22:10:29 +00:00
|
|
|
int X509_ATTRIBUTE_count(const X509_ATTRIBUTE *attr)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-03-25 15:08:55 +00:00
|
|
|
if (attr == NULL)
|
|
|
|
return 0;
|
|
|
|
return sk_ASN1_TYPE_num(attr->set);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-02-26 01:55:33 +00:00
|
|
|
ASN1_OBJECT *X509_ATTRIBUTE_get0_object(X509_ATTRIBUTE *attr)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
if (attr == NULL)
|
|
|
|
return (NULL);
|
|
|
|
return (attr->object);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-02-26 01:55:33 +00:00
|
|
|
void *X509_ATTRIBUTE_get0_data(X509_ATTRIBUTE *attr, int idx,
|
2015-01-22 03:40:55 +00:00
|
|
|
int atrtype, void *data)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
ASN1_TYPE *ttmp;
|
|
|
|
ttmp = X509_ATTRIBUTE_get0_type(attr, idx);
|
|
|
|
if (!ttmp)
|
|
|
|
return NULL;
|
|
|
|
if (atrtype != ASN1_TYPE_get(ttmp)) {
|
|
|
|
X509err(X509_F_X509_ATTRIBUTE_GET0_DATA, X509_R_WRONG_TYPE);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
return ttmp->value.ptr;
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|
|
|
|
|
2000-02-26 01:55:33 +00:00
|
|
|
ASN1_TYPE *X509_ATTRIBUTE_get0_type(X509_ATTRIBUTE *attr, int idx)
|
2000-01-06 01:26:48 +00:00
|
|
|
{
|
2015-01-22 03:40:55 +00:00
|
|
|
if (attr == NULL)
|
|
|
|
return NULL;
|
2015-03-25 15:08:55 +00:00
|
|
|
return sk_ASN1_TYPE_value(attr->set, idx);
|
2000-01-06 01:26:48 +00:00
|
|
|
}
|