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-rw-r--r--crypto/pkcs12/p12_crpt.c86
1 files changed, 45 insertions, 41 deletions
diff --git a/crypto/pkcs12/p12_crpt.c b/crypto/pkcs12/p12_crpt.c
index b71d07b4d022..3a166e613003 100644
--- a/crypto/pkcs12/p12_crpt.c
+++ b/crypto/pkcs12/p12_crpt.c
@@ -1,6 +1,7 @@
/* p12_crpt.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 1999.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
@@ -10,7 +11,7 @@
* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
@@ -67,46 +68,49 @@ void PKCS12_PBE_add(void)
}
int PKCS12_PBE_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, int passlen,
- ASN1_TYPE *param, const EVP_CIPHER *cipher, const EVP_MD *md, int en_de)
+ ASN1_TYPE *param, const EVP_CIPHER *cipher,
+ const EVP_MD *md, int en_de)
{
- PBEPARAM *pbe;
- int saltlen, iter, ret;
- unsigned char *salt;
- const unsigned char *pbuf;
- unsigned char key[EVP_MAX_KEY_LENGTH], iv[EVP_MAX_IV_LENGTH];
+ PBEPARAM *pbe;
+ int saltlen, iter, ret;
+ unsigned char *salt;
+ const unsigned char *pbuf;
+ unsigned char key[EVP_MAX_KEY_LENGTH], iv[EVP_MAX_IV_LENGTH];
- /* Extract useful info from parameter */
- if (param == NULL || param->type != V_ASN1_SEQUENCE ||
- param->value.sequence == NULL) {
- PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN,PKCS12_R_DECODE_ERROR);
- return 0;
- }
+ /* Extract useful info from parameter */
+ if (param == NULL || param->type != V_ASN1_SEQUENCE ||
+ param->value.sequence == NULL) {
+ PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN, PKCS12_R_DECODE_ERROR);
+ return 0;
+ }
- pbuf = param->value.sequence->data;
- if (!(pbe = d2i_PBEPARAM(NULL, &pbuf, param->value.sequence->length))) {
- PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN,PKCS12_R_DECODE_ERROR);
- return 0;
- }
+ pbuf = param->value.sequence->data;
+ if (!(pbe = d2i_PBEPARAM(NULL, &pbuf, param->value.sequence->length))) {
+ PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN, PKCS12_R_DECODE_ERROR);
+ return 0;
+ }
- if (!pbe->iter) iter = 1;
- else iter = ASN1_INTEGER_get (pbe->iter);
- salt = pbe->salt->data;
- saltlen = pbe->salt->length;
- if (!PKCS12_key_gen (pass, passlen, salt, saltlen, PKCS12_KEY_ID,
- iter, EVP_CIPHER_key_length(cipher), key, md)) {
- PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN,PKCS12_R_KEY_GEN_ERROR);
- PBEPARAM_free(pbe);
- return 0;
- }
- if (!PKCS12_key_gen (pass, passlen, salt, saltlen, PKCS12_IV_ID,
- iter, EVP_CIPHER_iv_length(cipher), iv, md)) {
- PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN,PKCS12_R_IV_GEN_ERROR);
- PBEPARAM_free(pbe);
- return 0;
- }
- PBEPARAM_free(pbe);
- ret = EVP_CipherInit_ex(ctx, cipher, NULL, key, iv, en_de);
- OPENSSL_cleanse(key, EVP_MAX_KEY_LENGTH);
- OPENSSL_cleanse(iv, EVP_MAX_IV_LENGTH);
- return ret;
+ if (!pbe->iter)
+ iter = 1;
+ else
+ iter = ASN1_INTEGER_get(pbe->iter);
+ salt = pbe->salt->data;
+ saltlen = pbe->salt->length;
+ if (!PKCS12_key_gen(pass, passlen, salt, saltlen, PKCS12_KEY_ID,
+ iter, EVP_CIPHER_key_length(cipher), key, md)) {
+ PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN, PKCS12_R_KEY_GEN_ERROR);
+ PBEPARAM_free(pbe);
+ return 0;
+ }
+ if (!PKCS12_key_gen(pass, passlen, salt, saltlen, PKCS12_IV_ID,
+ iter, EVP_CIPHER_iv_length(cipher), iv, md)) {
+ PKCS12err(PKCS12_F_PKCS12_PBE_KEYIVGEN, PKCS12_R_IV_GEN_ERROR);
+ PBEPARAM_free(pbe);
+ return 0;
+ }
+ PBEPARAM_free(pbe);
+ ret = EVP_CipherInit_ex(ctx, cipher, NULL, key, iv, en_de);
+ OPENSSL_cleanse(key, EVP_MAX_KEY_LENGTH);
+ OPENSSL_cleanse(iv, EVP_MAX_IV_LENGTH);
+ return ret;
}