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-rw-r--r--crypto/evp/p_seal.c90
1 files changed, 47 insertions, 43 deletions
diff --git a/crypto/evp/p_seal.c b/crypto/evp/p_seal.c
index e5919b0fbf98..caabbf406f40 100644
--- a/crypto/evp/p_seal.c
+++ b/crypto/evp/p_seal.c
@@ -5,21 +5,21 @@
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@@ -34,10 +34,10 @@
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
@@ -60,57 +60,61 @@
#include "cryptlib.h"
#include <openssl/rand.h>
#ifndef OPENSSL_NO_RSA
-#include <openssl/rsa.h>
+# include <openssl/rsa.h>
#endif
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
-int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type, unsigned char **ek,
- int *ekl, unsigned char *iv, EVP_PKEY **pubk, int npubk)
- {
- unsigned char key[EVP_MAX_KEY_LENGTH];
- int i;
-
- if(type) {
- EVP_CIPHER_CTX_init(ctx);
- if(!EVP_EncryptInit_ex(ctx,type,NULL,NULL,NULL)) return 0;
- }
- if ((npubk <= 0) || !pubk)
- return 1;
- if (EVP_CIPHER_CTX_rand_key(ctx, key) <= 0)
- return 0;
- if (EVP_CIPHER_CTX_iv_length(ctx))
- RAND_pseudo_bytes(iv,EVP_CIPHER_CTX_iv_length(ctx));
+int EVP_SealInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
+ unsigned char **ek, int *ekl, unsigned char *iv,
+ EVP_PKEY **pubk, int npubk)
+{
+ unsigned char key[EVP_MAX_KEY_LENGTH];
+ int i;
+
+ if (type) {
+ EVP_CIPHER_CTX_init(ctx);
+ if (!EVP_EncryptInit_ex(ctx, type, NULL, NULL, NULL))
+ return 0;
+ }
+ if ((npubk <= 0) || !pubk)
+ return 1;
+ if (EVP_CIPHER_CTX_rand_key(ctx, key) <= 0)
+ return 0;
+ if (EVP_CIPHER_CTX_iv_length(ctx))
+ RAND_pseudo_bytes(iv, EVP_CIPHER_CTX_iv_length(ctx));
- if(!EVP_EncryptInit_ex(ctx,NULL,NULL,key,iv)) return 0;
+ if (!EVP_EncryptInit_ex(ctx, NULL, NULL, key, iv))
+ return 0;
- for (i=0; i<npubk; i++)
- {
- ekl[i]=EVP_PKEY_encrypt_old(ek[i],key,EVP_CIPHER_CTX_key_length(ctx),
- pubk[i]);
- if (ekl[i] <= 0) return(-1);
- }
- return(npubk);
- }
+ for (i = 0; i < npubk; i++) {
+ ekl[i] =
+ EVP_PKEY_encrypt_old(ek[i], key, EVP_CIPHER_CTX_key_length(ctx),
+ pubk[i]);
+ if (ekl[i] <= 0)
+ return (-1);
+ }
+ return (npubk);
+}
-/* MACRO
+/*- MACRO
void EVP_SealUpdate(ctx,out,outl,in,inl)
EVP_CIPHER_CTX *ctx;
unsigned char *out;
int *outl;
unsigned char *in;
int inl;
- {
- EVP_EncryptUpdate(ctx,out,outl,in,inl);
- }
+ {
+ EVP_EncryptUpdate(ctx,out,outl,in,inl);
+ }
*/
int EVP_SealFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl)
- {
- int i;
- i = EVP_EncryptFinal_ex(ctx,out,outl);
- if (i)
- i = EVP_EncryptInit_ex(ctx,NULL,NULL,NULL,NULL);
- return i;
- }
+{
+ int i;
+ i = EVP_EncryptFinal_ex(ctx, out, outl);
+ if (i)
+ i = EVP_EncryptInit_ex(ctx, NULL, NULL, NULL, NULL);
+ return i;
+}