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-rw-r--r--crypto/des/set_key.c644
1 files changed, 338 insertions, 306 deletions
diff --git a/crypto/des/set_key.c b/crypto/des/set_key.c
index da4d62e11287..8fd8fe14bb63 100644
--- a/crypto/des/set_key.c
+++ b/crypto/des/set_key.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
@@ -49,14 +49,15 @@
* 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
* [including the GNU Public Licence.]
*/
-/* set_key.c v 1.4 eay 24/9/91
+/*-
+ * set_key.c v 1.4 eay 24/9/91
* 1.4 Speed up by 400% :-)
* 1.3 added register declarations.
* 1.2 unrolled make_key_sched a bit more
@@ -66,47 +67,60 @@
#include <openssl/crypto.h>
#include "des_locl.h"
-OPENSSL_IMPLEMENT_GLOBAL(int,DES_check_key,0) /* defaults to false */
-
-static const unsigned char odd_parity[256]={
- 1, 1, 2, 2, 4, 4, 7, 7, 8, 8, 11, 11, 13, 13, 14, 14,
- 16, 16, 19, 19, 21, 21, 22, 22, 25, 25, 26, 26, 28, 28, 31, 31,
- 32, 32, 35, 35, 37, 37, 38, 38, 41, 41, 42, 42, 44, 44, 47, 47,
- 49, 49, 50, 50, 52, 52, 55, 55, 56, 56, 59, 59, 61, 61, 62, 62,
- 64, 64, 67, 67, 69, 69, 70, 70, 73, 73, 74, 74, 76, 76, 79, 79,
- 81, 81, 82, 82, 84, 84, 87, 87, 88, 88, 91, 91, 93, 93, 94, 94,
- 97, 97, 98, 98,100,100,103,103,104,104,107,107,109,109,110,110,
-112,112,115,115,117,117,118,118,121,121,122,122,124,124,127,127,
-128,128,131,131,133,133,134,134,137,137,138,138,140,140,143,143,
-145,145,146,146,148,148,151,151,152,152,155,155,157,157,158,158,
-161,161,162,162,164,164,167,167,168,168,171,171,173,173,174,174,
-176,176,179,179,181,181,182,182,185,185,186,186,188,188,191,191,
-193,193,194,194,196,196,199,199,200,200,203,203,205,205,206,206,
-208,208,211,211,213,213,214,214,217,217,218,218,220,220,223,223,
-224,224,227,227,229,229,230,230,233,233,234,234,236,236,239,239,
-241,241,242,242,244,244,247,247,248,248,251,251,253,253,254,254};
+OPENSSL_IMPLEMENT_GLOBAL(int, DES_check_key, 0)
+ /*
+ * defaults to false
+ */
+static const unsigned char odd_parity[256] = {
+ 1, 1, 2, 2, 4, 4, 7, 7, 8, 8, 11, 11, 13, 13, 14, 14,
+ 16, 16, 19, 19, 21, 21, 22, 22, 25, 25, 26, 26, 28, 28, 31, 31,
+ 32, 32, 35, 35, 37, 37, 38, 38, 41, 41, 42, 42, 44, 44, 47, 47,
+ 49, 49, 50, 50, 52, 52, 55, 55, 56, 56, 59, 59, 61, 61, 62, 62,
+ 64, 64, 67, 67, 69, 69, 70, 70, 73, 73, 74, 74, 76, 76, 79, 79,
+ 81, 81, 82, 82, 84, 84, 87, 87, 88, 88, 91, 91, 93, 93, 94, 94,
+ 97, 97, 98, 98, 100, 100, 103, 103, 104, 104, 107, 107, 109, 109, 110,
+ 110,
+ 112, 112, 115, 115, 117, 117, 118, 118, 121, 121, 122, 122, 124, 124, 127,
+ 127,
+ 128, 128, 131, 131, 133, 133, 134, 134, 137, 137, 138, 138, 140, 140, 143,
+ 143,
+ 145, 145, 146, 146, 148, 148, 151, 151, 152, 152, 155, 155, 157, 157, 158,
+ 158,
+ 161, 161, 162, 162, 164, 164, 167, 167, 168, 168, 171, 171, 173, 173, 174,
+ 174,
+ 176, 176, 179, 179, 181, 181, 182, 182, 185, 185, 186, 186, 188, 188, 191,
+ 191,
+ 193, 193, 194, 194, 196, 196, 199, 199, 200, 200, 203, 203, 205, 205, 206,
+ 206,
+ 208, 208, 211, 211, 213, 213, 214, 214, 217, 217, 218, 218, 220, 220, 223,
+ 223,
+ 224, 224, 227, 227, 229, 229, 230, 230, 233, 233, 234, 234, 236, 236, 239,
+ 239,
+ 241, 241, 242, 242, 244, 244, 247, 247, 248, 248, 251, 251, 253, 253, 254,
+ 254
+};
void DES_set_odd_parity(DES_cblock *key)
- {
- unsigned int i;
+{
+ unsigned int i;
- for (i=0; i<DES_KEY_SZ; i++)
- (*key)[i]=odd_parity[(*key)[i]];
- }
+ for (i = 0; i < DES_KEY_SZ; i++)
+ (*key)[i] = odd_parity[(*key)[i]];
+}
int DES_check_key_parity(const_DES_cblock *key)
- {
- unsigned int i;
+{
+ unsigned int i;
- for (i=0; i<DES_KEY_SZ; i++)
- {
- if ((*key)[i] != odd_parity[(*key)[i]])
- return(0);
- }
- return(1);
- }
+ for (i = 0; i < DES_KEY_SZ; i++) {
+ if ((*key)[i] != odd_parity[(*key)[i]])
+ return (0);
+ }
+ return (1);
+}
-/* Weak and semi week keys as take from
+/*-
+ * Weak and semi week keys as take from
* %A D.W. Davies
* %A W.L. Price
* %T Security for Computer Networks
@@ -115,301 +129,319 @@ int DES_check_key_parity(const_DES_cblock *key)
* Many thanks to smb@ulysses.att.com (Steven Bellovin) for the reference
* (and actual cblock values).
*/
-#define NUM_WEAK_KEY 16
-static const DES_cblock weak_keys[NUM_WEAK_KEY]={
- /* weak keys */
- {0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01},
- {0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE},
- {0x1F,0x1F,0x1F,0x1F,0x0E,0x0E,0x0E,0x0E},
- {0xE0,0xE0,0xE0,0xE0,0xF1,0xF1,0xF1,0xF1},
- /* semi-weak keys */
- {0x01,0xFE,0x01,0xFE,0x01,0xFE,0x01,0xFE},
- {0xFE,0x01,0xFE,0x01,0xFE,0x01,0xFE,0x01},
- {0x1F,0xE0,0x1F,0xE0,0x0E,0xF1,0x0E,0xF1},
- {0xE0,0x1F,0xE0,0x1F,0xF1,0x0E,0xF1,0x0E},
- {0x01,0xE0,0x01,0xE0,0x01,0xF1,0x01,0xF1},
- {0xE0,0x01,0xE0,0x01,0xF1,0x01,0xF1,0x01},
- {0x1F,0xFE,0x1F,0xFE,0x0E,0xFE,0x0E,0xFE},
- {0xFE,0x1F,0xFE,0x1F,0xFE,0x0E,0xFE,0x0E},
- {0x01,0x1F,0x01,0x1F,0x01,0x0E,0x01,0x0E},
- {0x1F,0x01,0x1F,0x01,0x0E,0x01,0x0E,0x01},
- {0xE0,0xFE,0xE0,0xFE,0xF1,0xFE,0xF1,0xFE},
- {0xFE,0xE0,0xFE,0xE0,0xFE,0xF1,0xFE,0xF1}};
+#define NUM_WEAK_KEY 16
+static const DES_cblock weak_keys[NUM_WEAK_KEY] = {
+ /* weak keys */
+ {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
+ {0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE},
+ {0x1F, 0x1F, 0x1F, 0x1F, 0x0E, 0x0E, 0x0E, 0x0E},
+ {0xE0, 0xE0, 0xE0, 0xE0, 0xF1, 0xF1, 0xF1, 0xF1},
+ /* semi-weak keys */
+ {0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE},
+ {0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01},
+ {0x1F, 0xE0, 0x1F, 0xE0, 0x0E, 0xF1, 0x0E, 0xF1},
+ {0xE0, 0x1F, 0xE0, 0x1F, 0xF1, 0x0E, 0xF1, 0x0E},
+ {0x01, 0xE0, 0x01, 0xE0, 0x01, 0xF1, 0x01, 0xF1},
+ {0xE0, 0x01, 0xE0, 0x01, 0xF1, 0x01, 0xF1, 0x01},
+ {0x1F, 0xFE, 0x1F, 0xFE, 0x0E, 0xFE, 0x0E, 0xFE},
+ {0xFE, 0x1F, 0xFE, 0x1F, 0xFE, 0x0E, 0xFE, 0x0E},
+ {0x01, 0x1F, 0x01, 0x1F, 0x01, 0x0E, 0x01, 0x0E},
+ {0x1F, 0x01, 0x1F, 0x01, 0x0E, 0x01, 0x0E, 0x01},
+ {0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1, 0xFE},
+ {0xFE, 0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1}
+};
int DES_is_weak_key(const_DES_cblock *key)
- {
- int i;
+{
+ int i;
- for (i=0; i<NUM_WEAK_KEY; i++)
- /* Added == 0 to comparison, I obviously don't run
- * this section very often :-(, thanks to
- * engineering@MorningStar.Com for the fix
- * eay 93/06/29
- * Another problem, I was comparing only the first 4
- * bytes, 97/03/18 */
- if (memcmp(weak_keys[i],key,sizeof(DES_cblock)) == 0) return(1);
- return(0);
- }
+ for (i = 0; i < NUM_WEAK_KEY; i++)
+ /*
+ * Added == 0 to comparison, I obviously don't run this section very
+ * often :-(, thanks to engineering@MorningStar.Com for the fix eay
+ * 93/06/29 Another problem, I was comparing only the first 4 bytes,
+ * 97/03/18
+ */
+ if (memcmp(weak_keys[i], key, sizeof(DES_cblock)) == 0)
+ return (1);
+ return (0);
+}
-/* NOW DEFINED IN des_local.h
- * See ecb_encrypt.c for a pseudo description of these macros.
+/*-
+ * NOW DEFINED IN des_local.h
+ * See ecb_encrypt.c for a pseudo description of these macros.
* #define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\
- * (b)^=(t),\
- * (a)=((a)^((t)<<(n))))
+ * (b)^=(t),\
+ * (a)=((a)^((t)<<(n))))
*/
#define HPERM_OP(a,t,n,m) ((t)=((((a)<<(16-(n)))^(a))&(m)),\
- (a)=(a)^(t)^(t>>(16-(n))))
+ (a)=(a)^(t)^(t>>(16-(n))))
-static const DES_LONG des_skb[8][64]={
- {
- /* for C bits (numbered as per FIPS 46) 1 2 3 4 5 6 */
- 0x00000000L,0x00000010L,0x20000000L,0x20000010L,
- 0x00010000L,0x00010010L,0x20010000L,0x20010010L,
- 0x00000800L,0x00000810L,0x20000800L,0x20000810L,
- 0x00010800L,0x00010810L,0x20010800L,0x20010810L,
- 0x00000020L,0x00000030L,0x20000020L,0x20000030L,
- 0x00010020L,0x00010030L,0x20010020L,0x20010030L,
- 0x00000820L,0x00000830L,0x20000820L,0x20000830L,
- 0x00010820L,0x00010830L,0x20010820L,0x20010830L,
- 0x00080000L,0x00080010L,0x20080000L,0x20080010L,
- 0x00090000L,0x00090010L,0x20090000L,0x20090010L,
- 0x00080800L,0x00080810L,0x20080800L,0x20080810L,
- 0x00090800L,0x00090810L,0x20090800L,0x20090810L,
- 0x00080020L,0x00080030L,0x20080020L,0x20080030L,
- 0x00090020L,0x00090030L,0x20090020L,0x20090030L,
- 0x00080820L,0x00080830L,0x20080820L,0x20080830L,
- 0x00090820L,0x00090830L,0x20090820L,0x20090830L,
- },{
- /* for C bits (numbered as per FIPS 46) 7 8 10 11 12 13 */
- 0x00000000L,0x02000000L,0x00002000L,0x02002000L,
- 0x00200000L,0x02200000L,0x00202000L,0x02202000L,
- 0x00000004L,0x02000004L,0x00002004L,0x02002004L,
- 0x00200004L,0x02200004L,0x00202004L,0x02202004L,
- 0x00000400L,0x02000400L,0x00002400L,0x02002400L,
- 0x00200400L,0x02200400L,0x00202400L,0x02202400L,
- 0x00000404L,0x02000404L,0x00002404L,0x02002404L,
- 0x00200404L,0x02200404L,0x00202404L,0x02202404L,
- 0x10000000L,0x12000000L,0x10002000L,0x12002000L,
- 0x10200000L,0x12200000L,0x10202000L,0x12202000L,
- 0x10000004L,0x12000004L,0x10002004L,0x12002004L,
- 0x10200004L,0x12200004L,0x10202004L,0x12202004L,
- 0x10000400L,0x12000400L,0x10002400L,0x12002400L,
- 0x10200400L,0x12200400L,0x10202400L,0x12202400L,
- 0x10000404L,0x12000404L,0x10002404L,0x12002404L,
- 0x10200404L,0x12200404L,0x10202404L,0x12202404L,
- },{
- /* for C bits (numbered as per FIPS 46) 14 15 16 17 19 20 */
- 0x00000000L,0x00000001L,0x00040000L,0x00040001L,
- 0x01000000L,0x01000001L,0x01040000L,0x01040001L,
- 0x00000002L,0x00000003L,0x00040002L,0x00040003L,
- 0x01000002L,0x01000003L,0x01040002L,0x01040003L,
- 0x00000200L,0x00000201L,0x00040200L,0x00040201L,
- 0x01000200L,0x01000201L,0x01040200L,0x01040201L,
- 0x00000202L,0x00000203L,0x00040202L,0x00040203L,
- 0x01000202L,0x01000203L,0x01040202L,0x01040203L,
- 0x08000000L,0x08000001L,0x08040000L,0x08040001L,
- 0x09000000L,0x09000001L,0x09040000L,0x09040001L,
- 0x08000002L,0x08000003L,0x08040002L,0x08040003L,
- 0x09000002L,0x09000003L,0x09040002L,0x09040003L,
- 0x08000200L,0x08000201L,0x08040200L,0x08040201L,
- 0x09000200L,0x09000201L,0x09040200L,0x09040201L,
- 0x08000202L,0x08000203L,0x08040202L,0x08040203L,
- 0x09000202L,0x09000203L,0x09040202L,0x09040203L,
- },{
- /* for C bits (numbered as per FIPS 46) 21 23 24 26 27 28 */
- 0x00000000L,0x00100000L,0x00000100L,0x00100100L,
- 0x00000008L,0x00100008L,0x00000108L,0x00100108L,
- 0x00001000L,0x00101000L,0x00001100L,0x00101100L,
- 0x00001008L,0x00101008L,0x00001108L,0x00101108L,
- 0x04000000L,0x04100000L,0x04000100L,0x04100100L,
- 0x04000008L,0x04100008L,0x04000108L,0x04100108L,
- 0x04001000L,0x04101000L,0x04001100L,0x04101100L,
- 0x04001008L,0x04101008L,0x04001108L,0x04101108L,
- 0x00020000L,0x00120000L,0x00020100L,0x00120100L,
- 0x00020008L,0x00120008L,0x00020108L,0x00120108L,
- 0x00021000L,0x00121000L,0x00021100L,0x00121100L,
- 0x00021008L,0x00121008L,0x00021108L,0x00121108L,
- 0x04020000L,0x04120000L,0x04020100L,0x04120100L,
- 0x04020008L,0x04120008L,0x04020108L,0x04120108L,
- 0x04021000L,0x04121000L,0x04021100L,0x04121100L,
- 0x04021008L,0x04121008L,0x04021108L,0x04121108L,
- },{
- /* for D bits (numbered as per FIPS 46) 1 2 3 4 5 6 */
- 0x00000000L,0x10000000L,0x00010000L,0x10010000L,
- 0x00000004L,0x10000004L,0x00010004L,0x10010004L,
- 0x20000000L,0x30000000L,0x20010000L,0x30010000L,
- 0x20000004L,0x30000004L,0x20010004L,0x30010004L,
- 0x00100000L,0x10100000L,0x00110000L,0x10110000L,
- 0x00100004L,0x10100004L,0x00110004L,0x10110004L,
- 0x20100000L,0x30100000L,0x20110000L,0x30110000L,
- 0x20100004L,0x30100004L,0x20110004L,0x30110004L,
- 0x00001000L,0x10001000L,0x00011000L,0x10011000L,
- 0x00001004L,0x10001004L,0x00011004L,0x10011004L,
- 0x20001000L,0x30001000L,0x20011000L,0x30011000L,
- 0x20001004L,0x30001004L,0x20011004L,0x30011004L,
- 0x00101000L,0x10101000L,0x00111000L,0x10111000L,
- 0x00101004L,0x10101004L,0x00111004L,0x10111004L,
- 0x20101000L,0x30101000L,0x20111000L,0x30111000L,
- 0x20101004L,0x30101004L,0x20111004L,0x30111004L,
- },{
- /* for D bits (numbered as per FIPS 46) 8 9 11 12 13 14 */
- 0x00000000L,0x08000000L,0x00000008L,0x08000008L,
- 0x00000400L,0x08000400L,0x00000408L,0x08000408L,
- 0x00020000L,0x08020000L,0x00020008L,0x08020008L,
- 0x00020400L,0x08020400L,0x00020408L,0x08020408L,
- 0x00000001L,0x08000001L,0x00000009L,0x08000009L,
- 0x00000401L,0x08000401L,0x00000409L,0x08000409L,
- 0x00020001L,0x08020001L,0x00020009L,0x08020009L,
- 0x00020401L,0x08020401L,0x00020409L,0x08020409L,
- 0x02000000L,0x0A000000L,0x02000008L,0x0A000008L,
- 0x02000400L,0x0A000400L,0x02000408L,0x0A000408L,
- 0x02020000L,0x0A020000L,0x02020008L,0x0A020008L,
- 0x02020400L,0x0A020400L,0x02020408L,0x0A020408L,
- 0x02000001L,0x0A000001L,0x02000009L,0x0A000009L,
- 0x02000401L,0x0A000401L,0x02000409L,0x0A000409L,
- 0x02020001L,0x0A020001L,0x02020009L,0x0A020009L,
- 0x02020401L,0x0A020401L,0x02020409L,0x0A020409L,
- },{
- /* for D bits (numbered as per FIPS 46) 16 17 18 19 20 21 */
- 0x00000000L,0x00000100L,0x00080000L,0x00080100L,
- 0x01000000L,0x01000100L,0x01080000L,0x01080100L,
- 0x00000010L,0x00000110L,0x00080010L,0x00080110L,
- 0x01000010L,0x01000110L,0x01080010L,0x01080110L,
- 0x00200000L,0x00200100L,0x00280000L,0x00280100L,
- 0x01200000L,0x01200100L,0x01280000L,0x01280100L,
- 0x00200010L,0x00200110L,0x00280010L,0x00280110L,
- 0x01200010L,0x01200110L,0x01280010L,0x01280110L,
- 0x00000200L,0x00000300L,0x00080200L,0x00080300L,
- 0x01000200L,0x01000300L,0x01080200L,0x01080300L,
- 0x00000210L,0x00000310L,0x00080210L,0x00080310L,
- 0x01000210L,0x01000310L,0x01080210L,0x01080310L,
- 0x00200200L,0x00200300L,0x00280200L,0x00280300L,
- 0x01200200L,0x01200300L,0x01280200L,0x01280300L,
- 0x00200210L,0x00200310L,0x00280210L,0x00280310L,
- 0x01200210L,0x01200310L,0x01280210L,0x01280310L,
- },{
- /* for D bits (numbered as per FIPS 46) 22 23 24 25 27 28 */
- 0x00000000L,0x04000000L,0x00040000L,0x04040000L,
- 0x00000002L,0x04000002L,0x00040002L,0x04040002L,
- 0x00002000L,0x04002000L,0x00042000L,0x04042000L,
- 0x00002002L,0x04002002L,0x00042002L,0x04042002L,
- 0x00000020L,0x04000020L,0x00040020L,0x04040020L,
- 0x00000022L,0x04000022L,0x00040022L,0x04040022L,
- 0x00002020L,0x04002020L,0x00042020L,0x04042020L,
- 0x00002022L,0x04002022L,0x00042022L,0x04042022L,
- 0x00000800L,0x04000800L,0x00040800L,0x04040800L,
- 0x00000802L,0x04000802L,0x00040802L,0x04040802L,
- 0x00002800L,0x04002800L,0x00042800L,0x04042800L,
- 0x00002802L,0x04002802L,0x00042802L,0x04042802L,
- 0x00000820L,0x04000820L,0x00040820L,0x04040820L,
- 0x00000822L,0x04000822L,0x00040822L,0x04040822L,
- 0x00002820L,0x04002820L,0x00042820L,0x04042820L,
- 0x00002822L,0x04002822L,0x00042822L,0x04042822L,
- }};
+static const DES_LONG des_skb[8][64] = {
+ {
+ /* for C bits (numbered as per FIPS 46) 1 2 3 4 5 6 */
+ 0x00000000L, 0x00000010L, 0x20000000L, 0x20000010L,
+ 0x00010000L, 0x00010010L, 0x20010000L, 0x20010010L,
+ 0x00000800L, 0x00000810L, 0x20000800L, 0x20000810L,
+ 0x00010800L, 0x00010810L, 0x20010800L, 0x20010810L,
+ 0x00000020L, 0x00000030L, 0x20000020L, 0x20000030L,
+ 0x00010020L, 0x00010030L, 0x20010020L, 0x20010030L,
+ 0x00000820L, 0x00000830L, 0x20000820L, 0x20000830L,
+ 0x00010820L, 0x00010830L, 0x20010820L, 0x20010830L,
+ 0x00080000L, 0x00080010L, 0x20080000L, 0x20080010L,
+ 0x00090000L, 0x00090010L, 0x20090000L, 0x20090010L,
+ 0x00080800L, 0x00080810L, 0x20080800L, 0x20080810L,
+ 0x00090800L, 0x00090810L, 0x20090800L, 0x20090810L,
+ 0x00080020L, 0x00080030L, 0x20080020L, 0x20080030L,
+ 0x00090020L, 0x00090030L, 0x20090020L, 0x20090030L,
+ 0x00080820L, 0x00080830L, 0x20080820L, 0x20080830L,
+ 0x00090820L, 0x00090830L, 0x20090820L, 0x20090830L,
+ },
+ {
+ /* for C bits (numbered as per FIPS 46) 7 8 10 11 12 13 */
+ 0x00000000L, 0x02000000L, 0x00002000L, 0x02002000L,
+ 0x00200000L, 0x02200000L, 0x00202000L, 0x02202000L,
+ 0x00000004L, 0x02000004L, 0x00002004L, 0x02002004L,
+ 0x00200004L, 0x02200004L, 0x00202004L, 0x02202004L,
+ 0x00000400L, 0x02000400L, 0x00002400L, 0x02002400L,
+ 0x00200400L, 0x02200400L, 0x00202400L, 0x02202400L,
+ 0x00000404L, 0x02000404L, 0x00002404L, 0x02002404L,
+ 0x00200404L, 0x02200404L, 0x00202404L, 0x02202404L,
+ 0x10000000L, 0x12000000L, 0x10002000L, 0x12002000L,
+ 0x10200000L, 0x12200000L, 0x10202000L, 0x12202000L,
+ 0x10000004L, 0x12000004L, 0x10002004L, 0x12002004L,
+ 0x10200004L, 0x12200004L, 0x10202004L, 0x12202004L,
+ 0x10000400L, 0x12000400L, 0x10002400L, 0x12002400L,
+ 0x10200400L, 0x12200400L, 0x10202400L, 0x12202400L,
+ 0x10000404L, 0x12000404L, 0x10002404L, 0x12002404L,
+ 0x10200404L, 0x12200404L, 0x10202404L, 0x12202404L,
+ },
+ {
+ /* for C bits (numbered as per FIPS 46) 14 15 16 17 19 20 */
+ 0x00000000L, 0x00000001L, 0x00040000L, 0x00040001L,
+ 0x01000000L, 0x01000001L, 0x01040000L, 0x01040001L,
+ 0x00000002L, 0x00000003L, 0x00040002L, 0x00040003L,
+ 0x01000002L, 0x01000003L, 0x01040002L, 0x01040003L,
+ 0x00000200L, 0x00000201L, 0x00040200L, 0x00040201L,
+ 0x01000200L, 0x01000201L, 0x01040200L, 0x01040201L,
+ 0x00000202L, 0x00000203L, 0x00040202L, 0x00040203L,
+ 0x01000202L, 0x01000203L, 0x01040202L, 0x01040203L,
+ 0x08000000L, 0x08000001L, 0x08040000L, 0x08040001L,
+ 0x09000000L, 0x09000001L, 0x09040000L, 0x09040001L,
+ 0x08000002L, 0x08000003L, 0x08040002L, 0x08040003L,
+ 0x09000002L, 0x09000003L, 0x09040002L, 0x09040003L,
+ 0x08000200L, 0x08000201L, 0x08040200L, 0x08040201L,
+ 0x09000200L, 0x09000201L, 0x09040200L, 0x09040201L,
+ 0x08000202L, 0x08000203L, 0x08040202L, 0x08040203L,
+ 0x09000202L, 0x09000203L, 0x09040202L, 0x09040203L,
+ },
+ {
+ /* for C bits (numbered as per FIPS 46) 21 23 24 26 27 28 */
+ 0x00000000L, 0x00100000L, 0x00000100L, 0x00100100L,
+ 0x00000008L, 0x00100008L, 0x00000108L, 0x00100108L,
+ 0x00001000L, 0x00101000L, 0x00001100L, 0x00101100L,
+ 0x00001008L, 0x00101008L, 0x00001108L, 0x00101108L,
+ 0x04000000L, 0x04100000L, 0x04000100L, 0x04100100L,
+ 0x04000008L, 0x04100008L, 0x04000108L, 0x04100108L,
+ 0x04001000L, 0x04101000L, 0x04001100L, 0x04101100L,
+ 0x04001008L, 0x04101008L, 0x04001108L, 0x04101108L,
+ 0x00020000L, 0x00120000L, 0x00020100L, 0x00120100L,
+ 0x00020008L, 0x00120008L, 0x00020108L, 0x00120108L,
+ 0x00021000L, 0x00121000L, 0x00021100L, 0x00121100L,
+ 0x00021008L, 0x00121008L, 0x00021108L, 0x00121108L,
+ 0x04020000L, 0x04120000L, 0x04020100L, 0x04120100L,
+ 0x04020008L, 0x04120008L, 0x04020108L, 0x04120108L,
+ 0x04021000L, 0x04121000L, 0x04021100L, 0x04121100L,
+ 0x04021008L, 0x04121008L, 0x04021108L, 0x04121108L,
+ },
+ {
+ /* for D bits (numbered as per FIPS 46) 1 2 3 4 5 6 */
+ 0x00000000L, 0x10000000L, 0x00010000L, 0x10010000L,
+ 0x00000004L, 0x10000004L, 0x00010004L, 0x10010004L,
+ 0x20000000L, 0x30000000L, 0x20010000L, 0x30010000L,
+ 0x20000004L, 0x30000004L, 0x20010004L, 0x30010004L,
+ 0x00100000L, 0x10100000L, 0x00110000L, 0x10110000L,
+ 0x00100004L, 0x10100004L, 0x00110004L, 0x10110004L,
+ 0x20100000L, 0x30100000L, 0x20110000L, 0x30110000L,
+ 0x20100004L, 0x30100004L, 0x20110004L, 0x30110004L,
+ 0x00001000L, 0x10001000L, 0x00011000L, 0x10011000L,
+ 0x00001004L, 0x10001004L, 0x00011004L, 0x10011004L,
+ 0x20001000L, 0x30001000L, 0x20011000L, 0x30011000L,
+ 0x20001004L, 0x30001004L, 0x20011004L, 0x30011004L,
+ 0x00101000L, 0x10101000L, 0x00111000L, 0x10111000L,
+ 0x00101004L, 0x10101004L, 0x00111004L, 0x10111004L,
+ 0x20101000L, 0x30101000L, 0x20111000L, 0x30111000L,
+ 0x20101004L, 0x30101004L, 0x20111004L, 0x30111004L,
+ },
+ {
+ /* for D bits (numbered as per FIPS 46) 8 9 11 12 13 14 */
+ 0x00000000L, 0x08000000L, 0x00000008L, 0x08000008L,
+ 0x00000400L, 0x08000400L, 0x00000408L, 0x08000408L,
+ 0x00020000L, 0x08020000L, 0x00020008L, 0x08020008L,
+ 0x00020400L, 0x08020400L, 0x00020408L, 0x08020408L,
+ 0x00000001L, 0x08000001L, 0x00000009L, 0x08000009L,
+ 0x00000401L, 0x08000401L, 0x00000409L, 0x08000409L,
+ 0x00020001L, 0x08020001L, 0x00020009L, 0x08020009L,
+ 0x00020401L, 0x08020401L, 0x00020409L, 0x08020409L,
+ 0x02000000L, 0x0A000000L, 0x02000008L, 0x0A000008L,
+ 0x02000400L, 0x0A000400L, 0x02000408L, 0x0A000408L,
+ 0x02020000L, 0x0A020000L, 0x02020008L, 0x0A020008L,
+ 0x02020400L, 0x0A020400L, 0x02020408L, 0x0A020408L,
+ 0x02000001L, 0x0A000001L, 0x02000009L, 0x0A000009L,
+ 0x02000401L, 0x0A000401L, 0x02000409L, 0x0A000409L,
+ 0x02020001L, 0x0A020001L, 0x02020009L, 0x0A020009L,
+ 0x02020401L, 0x0A020401L, 0x02020409L, 0x0A020409L,
+ },
+ {
+ /* for D bits (numbered as per FIPS 46) 16 17 18 19 20 21 */
+ 0x00000000L, 0x00000100L, 0x00080000L, 0x00080100L,
+ 0x01000000L, 0x01000100L, 0x01080000L, 0x01080100L,
+ 0x00000010L, 0x00000110L, 0x00080010L, 0x00080110L,
+ 0x01000010L, 0x01000110L, 0x01080010L, 0x01080110L,
+ 0x00200000L, 0x00200100L, 0x00280000L, 0x00280100L,
+ 0x01200000L, 0x01200100L, 0x01280000L, 0x01280100L,
+ 0x00200010L, 0x00200110L, 0x00280010L, 0x00280110L,
+ 0x01200010L, 0x01200110L, 0x01280010L, 0x01280110L,
+ 0x00000200L, 0x00000300L, 0x00080200L, 0x00080300L,
+ 0x01000200L, 0x01000300L, 0x01080200L, 0x01080300L,
+ 0x00000210L, 0x00000310L, 0x00080210L, 0x00080310L,
+ 0x01000210L, 0x01000310L, 0x01080210L, 0x01080310L,
+ 0x00200200L, 0x00200300L, 0x00280200L, 0x00280300L,
+ 0x01200200L, 0x01200300L, 0x01280200L, 0x01280300L,
+ 0x00200210L, 0x00200310L, 0x00280210L, 0x00280310L,
+ 0x01200210L, 0x01200310L, 0x01280210L, 0x01280310L,
+ },
+ {
+ /* for D bits (numbered as per FIPS 46) 22 23 24 25 27 28 */
+ 0x00000000L, 0x04000000L, 0x00040000L, 0x04040000L,
+ 0x00000002L, 0x04000002L, 0x00040002L, 0x04040002L,
+ 0x00002000L, 0x04002000L, 0x00042000L, 0x04042000L,
+ 0x00002002L, 0x04002002L, 0x00042002L, 0x04042002L,
+ 0x00000020L, 0x04000020L, 0x00040020L, 0x04040020L,
+ 0x00000022L, 0x04000022L, 0x00040022L, 0x04040022L,
+ 0x00002020L, 0x04002020L, 0x00042020L, 0x04042020L,
+ 0x00002022L, 0x04002022L, 0x00042022L, 0x04042022L,
+ 0x00000800L, 0x04000800L, 0x00040800L, 0x04040800L,
+ 0x00000802L, 0x04000802L, 0x00040802L, 0x04040802L,
+ 0x00002800L, 0x04002800L, 0x00042800L, 0x04042800L,
+ 0x00002802L, 0x04002802L, 0x00042802L, 0x04042802L,
+ 0x00000820L, 0x04000820L, 0x00040820L, 0x04040820L,
+ 0x00000822L, 0x04000822L, 0x00040822L, 0x04040822L,
+ 0x00002820L, 0x04002820L, 0x00042820L, 0x04042820L,
+ 0x00002822L, 0x04002822L, 0x00042822L, 0x04042822L,
+ }
+};
int DES_set_key(const_DES_cblock *key, DES_key_schedule *schedule)
- {
- if (DES_check_key)
- {
- return DES_set_key_checked(key, schedule);
- }
- else
- {
- DES_set_key_unchecked(key, schedule);
- return 0;
- }
- }
+{
+ if (DES_check_key) {
+ return DES_set_key_checked(key, schedule);
+ } else {
+ DES_set_key_unchecked(key, schedule);
+ return 0;
+ }
+}
-/* return 0 if key parity is odd (correct),
+/*-
+ * return 0 if key parity is odd (correct),
* return -1 if key parity error,
* return -2 if illegal weak key.
*/
int DES_set_key_checked(const_DES_cblock *key, DES_key_schedule *schedule)
- {
- if (!DES_check_key_parity(key))
- return(-1);
- if (DES_is_weak_key(key))
- return(-2);
- DES_set_key_unchecked(key, schedule);
- return 0;
- }
+{
+ if (!DES_check_key_parity(key))
+ return (-1);
+ if (DES_is_weak_key(key))
+ return (-2);
+ DES_set_key_unchecked(key, schedule);
+ return 0;
+}
void DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *schedule)
#ifdef OPENSSL_FIPS
- {
- fips_cipher_abort(DES);
- private_DES_set_key_unchecked(key, schedule);
- }
-void private_DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *schedule)
+{
+ fips_cipher_abort(DES);
+ private_DES_set_key_unchecked(key, schedule);
+}
+
+void private_DES_set_key_unchecked(const_DES_cblock *key,
+ DES_key_schedule *schedule)
#endif
- {
- static const int shifts2[16]={0,0,1,1,1,1,1,1,0,1,1,1,1,1,1,0};
- register DES_LONG c,d,t,s,t2;
- register const unsigned char *in;
- register DES_LONG *k;
- register int i;
+{
+ static const int shifts2[16] =
+ { 0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0 };
+ register DES_LONG c, d, t, s, t2;
+ register const unsigned char *in;
+ register DES_LONG *k;
+ register int i;
#ifdef OPENBSD_DEV_CRYPTO
- memcpy(schedule->key,key,sizeof schedule->key);
- schedule->session=NULL;
+ memcpy(schedule->key, key, sizeof schedule->key);
+ schedule->session = NULL;
#endif
- k = &schedule->ks->deslong[0];
- in = &(*key)[0];
+ k = &schedule->ks->deslong[0];
+ in = &(*key)[0];
- c2l(in,c);
- c2l(in,d);
+ c2l(in, c);
+ c2l(in, d);
- /* do PC1 in 47 simple operations :-)
- * Thanks to John Fletcher (john_fletcher@lccmail.ocf.llnl.gov)
- * for the inspiration. :-) */
- PERM_OP (d,c,t,4,0x0f0f0f0fL);
- HPERM_OP(c,t,-2,0xcccc0000L);
- HPERM_OP(d,t,-2,0xcccc0000L);
- PERM_OP (d,c,t,1,0x55555555L);
- PERM_OP (c,d,t,8,0x00ff00ffL);
- PERM_OP (d,c,t,1,0x55555555L);
- d= (((d&0x000000ffL)<<16L)| (d&0x0000ff00L) |
- ((d&0x00ff0000L)>>16L)|((c&0xf0000000L)>>4L));
- c&=0x0fffffffL;
+ /*
+ * do PC1 in 47 simple operations :-) Thanks to John Fletcher
+ * (john_fletcher@lccmail.ocf.llnl.gov) for the inspiration. :-)
+ */
+ PERM_OP(d, c, t, 4, 0x0f0f0f0fL);
+ HPERM_OP(c, t, -2, 0xcccc0000L);
+ HPERM_OP(d, t, -2, 0xcccc0000L);
+ PERM_OP(d, c, t, 1, 0x55555555L);
+ PERM_OP(c, d, t, 8, 0x00ff00ffL);
+ PERM_OP(d, c, t, 1, 0x55555555L);
+ d = (((d & 0x000000ffL) << 16L) | (d & 0x0000ff00L) |
+ ((d & 0x00ff0000L) >> 16L) | ((c & 0xf0000000L) >> 4L));
+ c &= 0x0fffffffL;
- for (i=0; i<ITERATIONS; i++)
- {
- if (shifts2[i])
- { c=((c>>2L)|(c<<26L)); d=((d>>2L)|(d<<26L)); }
- else
- { c=((c>>1L)|(c<<27L)); d=((d>>1L)|(d<<27L)); }
- c&=0x0fffffffL;
- d&=0x0fffffffL;
- /* could be a few less shifts but I am to lazy at this
- * point in time to investigate */
- s= des_skb[0][ (c )&0x3f ]|
- des_skb[1][((c>> 6L)&0x03)|((c>> 7L)&0x3c)]|
- des_skb[2][((c>>13L)&0x0f)|((c>>14L)&0x30)]|
- des_skb[3][((c>>20L)&0x01)|((c>>21L)&0x06) |
- ((c>>22L)&0x38)];
- t= des_skb[4][ (d )&0x3f ]|
- des_skb[5][((d>> 7L)&0x03)|((d>> 8L)&0x3c)]|
- des_skb[6][ (d>>15L)&0x3f ]|
- des_skb[7][((d>>21L)&0x0f)|((d>>22L)&0x30)];
+ for (i = 0; i < ITERATIONS; i++) {
+ if (shifts2[i]) {
+ c = ((c >> 2L) | (c << 26L));
+ d = ((d >> 2L) | (d << 26L));
+ } else {
+ c = ((c >> 1L) | (c << 27L));
+ d = ((d >> 1L) | (d << 27L));
+ }
+ c &= 0x0fffffffL;
+ d &= 0x0fffffffL;
+ /*
+ * could be a few less shifts but I am to lazy at this point in time
+ * to investigate
+ */
+ s = des_skb[0][(c) & 0x3f] |
+ des_skb[1][((c >> 6L) & 0x03) | ((c >> 7L) & 0x3c)] |
+ des_skb[2][((c >> 13L) & 0x0f) | ((c >> 14L) & 0x30)] |
+ des_skb[3][((c >> 20L) & 0x01) | ((c >> 21L) & 0x06) |
+ ((c >> 22L) & 0x38)];
+ t = des_skb[4][(d) & 0x3f] |
+ des_skb[5][((d >> 7L) & 0x03) | ((d >> 8L) & 0x3c)] |
+ des_skb[6][(d >> 15L) & 0x3f] |
+ des_skb[7][((d >> 21L) & 0x0f) | ((d >> 22L) & 0x30)];
- /* table contained 0213 4657 */
- t2=((t<<16L)|(s&0x0000ffffL))&0xffffffffL;
- *(k++)=ROTATE(t2,30)&0xffffffffL;
+ /* table contained 0213 4657 */
+ t2 = ((t << 16L) | (s & 0x0000ffffL)) & 0xffffffffL;
+ *(k++) = ROTATE(t2, 30) & 0xffffffffL;
- t2=((s>>16L)|(t&0xffff0000L));
- *(k++)=ROTATE(t2,26)&0xffffffffL;
- }
- }
+ t2 = ((s >> 16L) | (t & 0xffff0000L));
+ *(k++) = ROTATE(t2, 26) & 0xffffffffL;
+ }
+}
int DES_key_sched(const_DES_cblock *key, DES_key_schedule *schedule)
- {
- return(DES_set_key(key,schedule));
- }
-/*
+{
+ return (DES_set_key(key, schedule));
+}
+
+/*-
#undef des_fixup_key_parity
void des_fixup_key_parity(des_cblock *key)
- {
- des_set_odd_parity(key);
- }
+ {
+ des_set_odd_parity(key);
+ }
*/