Use the return value from write(2)
[openssl.git] / crypto / x509v3 / v3_ia5.c
1 /*
2  * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the OpenSSL license (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 <stdio.h>
11 #include "internal/cryptlib.h"
12 #include <openssl/asn1.h>
13 #include <openssl/conf.h>
14 #include <openssl/x509v3.h>
15 #include "ext_dat.h"
16
17 const X509V3_EXT_METHOD v3_ns_ia5_list[8] = {
18     EXT_IA5STRING(NID_netscape_base_url),
19     EXT_IA5STRING(NID_netscape_revocation_url),
20     EXT_IA5STRING(NID_netscape_ca_revocation_url),
21     EXT_IA5STRING(NID_netscape_renewal_url),
22     EXT_IA5STRING(NID_netscape_ca_policy_url),
23     EXT_IA5STRING(NID_netscape_ssl_server_name),
24     EXT_IA5STRING(NID_netscape_comment),
25     EXT_END
26 };
27
28 char *i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method, ASN1_IA5STRING *ia5)
29 {
30     char *tmp;
31
32     if (!ia5 || !ia5->length)
33         return NULL;
34     if ((tmp = OPENSSL_malloc(ia5->length + 1)) == NULL) {
35         X509V3err(X509V3_F_I2S_ASN1_IA5STRING, ERR_R_MALLOC_FAILURE);
36         return NULL;
37     }
38     memcpy(tmp, ia5->data, ia5->length);
39     tmp[ia5->length] = 0;
40     return tmp;
41 }
42
43 ASN1_IA5STRING *s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method,
44                                    X509V3_CTX *ctx, const char *str)
45 {
46     ASN1_IA5STRING *ia5;
47     if (!str) {
48         X509V3err(X509V3_F_S2I_ASN1_IA5STRING,
49                   X509V3_R_INVALID_NULL_ARGUMENT);
50         return NULL;
51     }
52     if ((ia5 = ASN1_IA5STRING_new()) == NULL)
53         goto err;
54     if (!ASN1_STRING_set((ASN1_STRING *)ia5, str, strlen(str))) {
55         ASN1_IA5STRING_free(ia5);
56         return NULL;
57     }
58 #ifdef CHARSET_EBCDIC
59     ebcdic2ascii(ia5->data, ia5->data, ia5->length);
60 #endif                          /* CHARSET_EBCDIC */
61     return ia5;
62  err:
63     X509V3err(X509V3_F_S2I_ASN1_IA5STRING, ERR_R_MALLOC_FAILURE);
64     return NULL;
65 }