[331] | 1 | /*
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| 2 | * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #include <stdio.h>
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| 11 | #include "internal/cryptlib.h"
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| 12 | #include <openssl/asn1t.h>
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| 13 | #include <openssl/conf.h>
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| 14 | #include <openssl/x509v3.h>
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| 15 | #include "ext_dat.h"
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| 16 |
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| 17 | static void *v2i_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD *method,
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| 18 | X509V3_CTX *ctx,
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| 19 | STACK_OF(CONF_VALUE) *nval);
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| 20 | static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD
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| 21 | *method, void *eku, STACK_OF(CONF_VALUE)
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| 22 | *extlist);
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| 23 |
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| 24 | const X509V3_EXT_METHOD v3_ext_ku = {
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| 25 | NID_ext_key_usage, 0,
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| 26 | ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
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| 27 | 0, 0, 0, 0,
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| 28 | 0, 0,
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| 29 | i2v_EXTENDED_KEY_USAGE,
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| 30 | v2i_EXTENDED_KEY_USAGE,
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| 31 | 0, 0,
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| 32 | NULL
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| 33 | };
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| 34 |
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| 35 | /* NB OCSP acceptable responses also is a SEQUENCE OF OBJECT */
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| 36 | const X509V3_EXT_METHOD v3_ocsp_accresp = {
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| 37 | NID_id_pkix_OCSP_acceptableResponses, 0,
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| 38 | ASN1_ITEM_ref(EXTENDED_KEY_USAGE),
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| 39 | 0, 0, 0, 0,
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| 40 | 0, 0,
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| 41 | i2v_EXTENDED_KEY_USAGE,
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| 42 | v2i_EXTENDED_KEY_USAGE,
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| 43 | 0, 0,
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| 44 | NULL
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| 45 | };
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| 46 |
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| 47 | ASN1_ITEM_TEMPLATE(EXTENDED_KEY_USAGE) =
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| 48 | ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, EXTENDED_KEY_USAGE, ASN1_OBJECT)
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| 49 | ASN1_ITEM_TEMPLATE_END(EXTENDED_KEY_USAGE)
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| 50 |
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| 51 | IMPLEMENT_ASN1_FUNCTIONS(EXTENDED_KEY_USAGE)
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| 52 |
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| 53 | static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD
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| 54 | *method, void *a, STACK_OF(CONF_VALUE)
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| 55 | *ext_list)
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| 56 | {
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| 57 | EXTENDED_KEY_USAGE *eku = a;
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| 58 | int i;
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| 59 | ASN1_OBJECT *obj;
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| 60 | char obj_tmp[80];
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| 61 | for (i = 0; i < sk_ASN1_OBJECT_num(eku); i++) {
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| 62 | obj = sk_ASN1_OBJECT_value(eku, i);
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| 63 | i2t_ASN1_OBJECT(obj_tmp, 80, obj);
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| 64 | X509V3_add_value(NULL, obj_tmp, &ext_list);
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| 65 | }
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| 66 | return ext_list;
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| 67 | }
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| 68 |
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| 69 | static void *v2i_EXTENDED_KEY_USAGE(const X509V3_EXT_METHOD *method,
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| 70 | X509V3_CTX *ctx,
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| 71 | STACK_OF(CONF_VALUE) *nval)
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| 72 | {
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| 73 | EXTENDED_KEY_USAGE *extku;
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| 74 | char *extval;
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| 75 | ASN1_OBJECT *objtmp;
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| 76 | CONF_VALUE *val;
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| 77 | int i;
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| 78 |
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| 79 | if ((extku = sk_ASN1_OBJECT_new_null()) == NULL) {
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| 80 | X509V3err(X509V3_F_V2I_EXTENDED_KEY_USAGE, ERR_R_MALLOC_FAILURE);
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| 81 | return NULL;
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| 82 | }
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| 83 |
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| 84 | for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
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| 85 | val = sk_CONF_VALUE_value(nval, i);
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| 86 | if (val->value)
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| 87 | extval = val->value;
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| 88 | else
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| 89 | extval = val->name;
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| 90 | if ((objtmp = OBJ_txt2obj(extval, 0)) == NULL) {
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| 91 | sk_ASN1_OBJECT_pop_free(extku, ASN1_OBJECT_free);
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| 92 | X509V3err(X509V3_F_V2I_EXTENDED_KEY_USAGE,
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| 93 | X509V3_R_INVALID_OBJECT_IDENTIFIER);
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| 94 | X509V3_conf_err(val);
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| 95 | return NULL;
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| 96 | }
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| 97 | sk_ASN1_OBJECT_push(extku, objtmp);
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| 98 | }
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| 99 | return extku;
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| 100 | }
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