1 /*
2  * Copyright 2022 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> /* for memcpy() */
11 #include <openssl/core_names.h>
12 #include <openssl/crypto.h>
13 #include "eckem.h"
14 
15 typedef struct {
16     unsigned int id;
17     const char *mode;
18 } KEM_MODE;
19 
20 static const KEM_MODE eckem_modename_id_map[] = {
21     { KEM_MODE_DHKEM, OSSL_KEM_PARAM_OPERATION_DHKEM },
22     { 0, NULL }
23 };
24 
ossl_eckem_modename2id(const char * name)25 int ossl_eckem_modename2id(const char *name)
26 {
27     size_t i;
28 
29     if (name == NULL)
30         return KEM_MODE_UNDEFINED;
31 
32     for (i = 0; eckem_modename_id_map[i].mode != NULL; ++i) {
33         if (OPENSSL_strcasecmp(name, eckem_modename_id_map[i].mode) == 0)
34             return eckem_modename_id_map[i].id;
35     }
36     return KEM_MODE_UNDEFINED;
37 }
38