1 /*
2 * Copyright 2019-2025 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 <string.h>
11 #include <openssl/bio.h>
12 #include <openssl/safestack.h>
13 #include "names.h"
14 #include "internal/e_os.h"
15
name_cmp(const char * const * a,const char * const * b)16 int name_cmp(const char * const *a, const char * const *b)
17 {
18 return OPENSSL_strcasecmp(*a, *b);
19 }
20
collect_names(const char * name,void * vdata)21 void collect_names(const char *name, void *vdata)
22 {
23 STACK_OF(OPENSSL_CSTRING) *names = vdata;
24
25 /* A failure to push cannot be handled so we ignore the result. */
26 (void)sk_OPENSSL_CSTRING_push(names, name);
27 }
28
print_names(BIO * out,STACK_OF (OPENSSL_CSTRING)* names)29 void print_names(BIO *out, STACK_OF(OPENSSL_CSTRING) *names)
30 {
31 int i = sk_OPENSSL_CSTRING_num(names);
32 int j;
33
34 sk_OPENSSL_CSTRING_sort(names);
35 if (i > 1)
36 BIO_printf(out, "{ ");
37 for (j = 0; j < i; j++) {
38 const char *name = sk_OPENSSL_CSTRING_value(names, j);
39
40 if (j > 0)
41 BIO_printf(out, ", ");
42 BIO_printf(out, "%s", name);
43 }
44 if (i > 1)
45 BIO_printf(out, " }");
46 }
47