/* p5_crpt.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 1999.
*/
/* ====================================================================
int i;
PBEPARAM *pbe;
int saltlen, iter;
- unsigned char *salt, *pbuf;
+ unsigned char *salt;
+ const unsigned char *pbuf;
/* Extract useful info from parameter */
+ if (param == NULL || param->type != V_ASN1_SEQUENCE ||
+ param->value.sequence == NULL) {
+ EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN,EVP_R_DECODE_ERROR);
+ return 0;
+ }
+
pbuf = param->value.sequence->data;
- if (!param || (param->type != V_ASN1_SEQUENCE) ||
- !(pbe = d2i_PBEPARAM (NULL, &pbuf, param->value.sequence->length))) {
+ if (!(pbe = d2i_PBEPARAM(NULL, &pbuf, param->value.sequence->length))) {
EVPerr(EVP_F_PKCS5_PBE_KEYIVGEN,EVP_R_DECODE_ERROR);
return 0;
}
EVP_DigestFinal_ex (&ctx, md_tmp, NULL);
}
EVP_MD_CTX_cleanup(&ctx);
- OPENSSL_assert(EVP_CIPHER_key_length(cipher) <= sizeof md_tmp);
+ OPENSSL_assert(EVP_CIPHER_key_length(cipher) <= (int)sizeof(md_tmp));
memcpy(key, md_tmp, EVP_CIPHER_key_length(cipher));
OPENSSL_assert(EVP_CIPHER_iv_length(cipher) <= 16);
memcpy(iv, md_tmp + (16 - EVP_CIPHER_iv_length(cipher)),