1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis */
2 /* SPDX-License-Identifier: Unlicense */
3 #include "tomcrypt_private.h"
4
5 #ifdef LTC_DER
6
7 typedef struct {
8 enum ltc_oid_id id;
9 const char* oid;
10 } oid_table_entry;
11
12 static const oid_table_entry pka_oids[] = {
13 { LTC_OID_RSA, "1.2.840.113549.1.1.1" },
14 { LTC_OID_DSA, "1.2.840.10040.4.1" },
15 { LTC_OID_EC, "1.2.840.10045.2.1" },
16 { LTC_OID_EC_PRIMEF, "1.2.840.10045.1.1" },
17 { LTC_OID_X25519, "1.3.101.110" },
18 { LTC_OID_ED25519, "1.3.101.112" },
19 };
20
21 /*
22 Returns the OID requested.
23 @return CRYPT_OK if valid
24 */
pk_get_oid(enum ltc_oid_id id,const char ** st)25 int pk_get_oid(enum ltc_oid_id id, const char **st)
26 {
27 unsigned int i;
28 LTC_ARGCHK(st != NULL);
29 for (i = 0; i < sizeof(pka_oids)/sizeof(pka_oids[0]); ++i) {
30 if (pka_oids[i].id == id) {
31 *st = pka_oids[i].oid;
32 return CRYPT_OK;
33 }
34 }
35 return CRYPT_INVALID_ARG;
36 }
37 #endif
38