mirror of
https://github.com/libretro/RetroArch
synced 2024-12-29 12:31:05 +00:00
121 lines
2.8 KiB
C
121 lines
2.8 KiB
C
/*
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* Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "brssl.h"
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/* see brssl.h */
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void *
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xmalloc(size_t len)
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{
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void *buf;
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if (len == 0) {
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return NULL;
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}
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buf = malloc(len);
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if (buf == NULL) {
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fprintf(stderr, "ERROR: could not allocate %lu byte(s)\n",
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(unsigned long)len);
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exit(EXIT_FAILURE);
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}
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return buf;
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}
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/* see brssl.h */
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void
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xfree(void *buf)
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{
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if (buf != NULL) {
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free(buf);
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}
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}
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/* see brssl.h */
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void *
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xblobdup(const void *src, size_t len)
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{
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void *buf;
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buf = xmalloc(len);
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memcpy(buf, src, len);
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return buf;
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}
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/* see brssl.h */
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char *
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xstrdup(const void *src)
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{
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return xblobdup(src, strlen(src) + 1);
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}
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/* see brssl.h */
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br_x509_pkey *
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xpkeydup(const br_x509_pkey *pk)
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{
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br_x509_pkey *pk2;
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pk2 = xmalloc(sizeof *pk2);
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pk2->key_type = pk->key_type;
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switch (pk->key_type) {
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case BR_KEYTYPE_RSA:
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pk2->key.rsa.n = xblobdup(pk->key.rsa.n, pk->key.rsa.nlen);
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pk2->key.rsa.nlen = pk->key.rsa.nlen;
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pk2->key.rsa.e = xblobdup(pk->key.rsa.e, pk->key.rsa.elen);
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pk2->key.rsa.elen = pk->key.rsa.elen;
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break;
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case BR_KEYTYPE_EC:
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pk2->key.ec.curve = pk->key.ec.curve;
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pk2->key.ec.q = xblobdup(pk->key.ec.q, pk->key.ec.qlen);
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pk2->key.ec.qlen = pk->key.ec.qlen;
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break;
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default:
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fprintf(stderr, "Unknown public key type: %u\n",
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(unsigned)pk->key_type);
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exit(EXIT_FAILURE);
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}
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return pk2;
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}
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/* see brssl.h */
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void
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xfreepkey(br_x509_pkey *pk)
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{
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if (pk != NULL) {
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switch (pk->key_type) {
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case BR_KEYTYPE_RSA:
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xfree(pk->key.rsa.n);
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xfree(pk->key.rsa.e);
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break;
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case BR_KEYTYPE_EC:
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xfree(pk->key.ec.q);
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break;
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default:
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fprintf(stderr, "Unknown public key type: %u\n",
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(unsigned)pk->key_type);
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exit(EXIT_FAILURE);
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}
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xfree(pk);
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}
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}
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