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-rw-r--r--crypto/des/ofb64ede.c126
1 files changed, 62 insertions, 64 deletions
diff --git a/crypto/des/ofb64ede.c b/crypto/des/ofb64ede.c
index 26bbf9a6a733..45c67505a600 100644
--- a/crypto/des/ofb64ede.c
+++ b/crypto/des/ofb64ede.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
@@ -58,68 +58,66 @@
#include "des_locl.h"
-/* The input and output encrypted as though 64bit ofb mode is being
- * used. The extra state information to record how much of the
- * 64bit block we have used is contained in *num;
+/*
+ * The input and output encrypted as though 64bit ofb mode is being used.
+ * The extra state information to record how much of the 64bit block we have
+ * used is contained in *num;
*/
void DES_ede3_ofb64_encrypt(register const unsigned char *in,
- register unsigned char *out, long length,
- DES_key_schedule *k1, DES_key_schedule *k2,
- DES_key_schedule *k3, DES_cblock *ivec,
- int *num)
- {
- register DES_LONG v0,v1;
- register int n= *num;
- register long l=length;
- DES_cblock d;
- register char *dp;
- DES_LONG ti[2];
- unsigned char *iv;
- int save=0;
+ register unsigned char *out, long length,
+ DES_key_schedule *k1, DES_key_schedule *k2,
+ DES_key_schedule *k3, DES_cblock *ivec, int *num)
+{
+ register DES_LONG v0, v1;
+ register int n = *num;
+ register long l = length;
+ DES_cblock d;
+ register char *dp;
+ DES_LONG ti[2];
+ unsigned char *iv;
+ int save = 0;
- iv = &(*ivec)[0];
- c2l(iv,v0);
- c2l(iv,v1);
- ti[0]=v0;
- ti[1]=v1;
- dp=(char *)d;
- l2c(v0,dp);
- l2c(v1,dp);
- while (l--)
- {
- if (n == 0)
- {
- /* ti[0]=v0; */
- /* ti[1]=v1; */
- DES_encrypt3(ti,k1,k2,k3);
- v0=ti[0];
- v1=ti[1];
+ iv = &(*ivec)[0];
+ c2l(iv, v0);
+ c2l(iv, v1);
+ ti[0] = v0;
+ ti[1] = v1;
+ dp = (char *)d;
+ l2c(v0, dp);
+ l2c(v1, dp);
+ while (l--) {
+ if (n == 0) {
+ /* ti[0]=v0; */
+ /* ti[1]=v1; */
+ DES_encrypt3(ti, k1, k2, k3);
+ v0 = ti[0];
+ v1 = ti[1];
- dp=(char *)d;
- l2c(v0,dp);
- l2c(v1,dp);
- save++;
- }
- *(out++)= *(in++)^d[n];
- n=(n+1)&0x07;
- }
- if (save)
- {
-/* v0=ti[0];
- v1=ti[1];*/
- iv = &(*ivec)[0];
- l2c(v0,iv);
- l2c(v1,iv);
- }
- v0=v1=ti[0]=ti[1]=0;
- *num=n;
- }
+ dp = (char *)d;
+ l2c(v0, dp);
+ l2c(v1, dp);
+ save++;
+ }
+ *(out++) = *(in++) ^ d[n];
+ n = (n + 1) & 0x07;
+ }
+ if (save) {
+/*- v0=ti[0];
+ v1=ti[1];*/
+ iv = &(*ivec)[0];
+ l2c(v0, iv);
+ l2c(v1, iv);
+ }
+ v0 = v1 = ti[0] = ti[1] = 0;
+ *num = n;
+}
-#ifdef undef /* MACRO */
+#ifdef undef /* MACRO */
void DES_ede2_ofb64_encrypt(register unsigned char *in,
- register unsigned char *out, long length, DES_key_schedule k1,
- DES_key_schedule k2, DES_cblock (*ivec), int *num)
- {
- DES_ede3_ofb64_encrypt(in, out, length, k1,k2,k1, ivec, num);
- }
+ register unsigned char *out, long length,
+ DES_key_schedule k1, DES_key_schedule k2,
+ DES_cblock (*ivec), int *num)
+{
+ DES_ede3_ofb64_encrypt(in, out, length, k1, k2, k1, ivec, num);
+}
#endif