xref: /freebsd/crypto/openssl/crypto/asn1/tasn_scn.c (revision b077aed33b7b6aefca7b17ddb250cf521f938613)
1 /*
2  * Copyright 2010-2020 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <stddef.h>
11 #include "internal/cryptlib.h"
12 #include <openssl/asn1.h>
13 #include <openssl/asn1t.h>
14 #include <openssl/objects.h>
15 #include <openssl/buffer.h>
16 #include <openssl/err.h>
17 #include <openssl/x509v3.h>
18 #include "asn1_local.h"
19 
20 /*
21  * General ASN1 structure recursive scanner: iterate through all fields
22  * passing details to a callback.
23  */
24 
ASN1_SCTX_new(int (* scan_cb)(ASN1_SCTX * ctx))25 ASN1_SCTX *ASN1_SCTX_new(int (*scan_cb) (ASN1_SCTX *ctx))
26 {
27     ASN1_SCTX *ret = OPENSSL_zalloc(sizeof(*ret));
28 
29     if (ret == NULL) {
30         ERR_raise(ERR_LIB_ASN1, ERR_R_MALLOC_FAILURE);
31         return NULL;
32     }
33     ret->scan_cb = scan_cb;
34     return ret;
35 }
36 
ASN1_SCTX_free(ASN1_SCTX * p)37 void ASN1_SCTX_free(ASN1_SCTX *p)
38 {
39     OPENSSL_free(p);
40 }
41 
ASN1_SCTX_get_item(ASN1_SCTX * p)42 const ASN1_ITEM *ASN1_SCTX_get_item(ASN1_SCTX *p)
43 {
44     return p->it;
45 }
46 
ASN1_SCTX_get_template(ASN1_SCTX * p)47 const ASN1_TEMPLATE *ASN1_SCTX_get_template(ASN1_SCTX *p)
48 {
49     return p->tt;
50 }
51 
ASN1_SCTX_get_flags(ASN1_SCTX * p)52 unsigned long ASN1_SCTX_get_flags(ASN1_SCTX *p)
53 {
54     return p->flags;
55 }
56 
ASN1_SCTX_set_app_data(ASN1_SCTX * p,void * data)57 void ASN1_SCTX_set_app_data(ASN1_SCTX *p, void *data)
58 {
59     p->app_data = data;
60 }
61 
ASN1_SCTX_get_app_data(ASN1_SCTX * p)62 void *ASN1_SCTX_get_app_data(ASN1_SCTX *p)
63 {
64     return p->app_data;
65 }
66