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-rw-r--r--crypto/rc2/rc2_skey.c162
1 files changed, 83 insertions, 79 deletions
diff --git a/crypto/rc2/rc2_skey.c b/crypto/rc2/rc2_skey.c
index 6668ac011f0d..bcec0a85d254 100644
--- a/crypto/rc2/rc2_skey.c
+++ b/crypto/rc2/rc2_skey.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
@@ -60,94 +60,98 @@
#include <openssl/rc2.h>
#include "rc2_locl.h"
-static const unsigned char key_table[256]={
- 0xd9,0x78,0xf9,0xc4,0x19,0xdd,0xb5,0xed,0x28,0xe9,0xfd,0x79,
- 0x4a,0xa0,0xd8,0x9d,0xc6,0x7e,0x37,0x83,0x2b,0x76,0x53,0x8e,
- 0x62,0x4c,0x64,0x88,0x44,0x8b,0xfb,0xa2,0x17,0x9a,0x59,0xf5,
- 0x87,0xb3,0x4f,0x13,0x61,0x45,0x6d,0x8d,0x09,0x81,0x7d,0x32,
- 0xbd,0x8f,0x40,0xeb,0x86,0xb7,0x7b,0x0b,0xf0,0x95,0x21,0x22,
- 0x5c,0x6b,0x4e,0x82,0x54,0xd6,0x65,0x93,0xce,0x60,0xb2,0x1c,
- 0x73,0x56,0xc0,0x14,0xa7,0x8c,0xf1,0xdc,0x12,0x75,0xca,0x1f,
- 0x3b,0xbe,0xe4,0xd1,0x42,0x3d,0xd4,0x30,0xa3,0x3c,0xb6,0x26,
- 0x6f,0xbf,0x0e,0xda,0x46,0x69,0x07,0x57,0x27,0xf2,0x1d,0x9b,
- 0xbc,0x94,0x43,0x03,0xf8,0x11,0xc7,0xf6,0x90,0xef,0x3e,0xe7,
- 0x06,0xc3,0xd5,0x2f,0xc8,0x66,0x1e,0xd7,0x08,0xe8,0xea,0xde,
- 0x80,0x52,0xee,0xf7,0x84,0xaa,0x72,0xac,0x35,0x4d,0x6a,0x2a,
- 0x96,0x1a,0xd2,0x71,0x5a,0x15,0x49,0x74,0x4b,0x9f,0xd0,0x5e,
- 0x04,0x18,0xa4,0xec,0xc2,0xe0,0x41,0x6e,0x0f,0x51,0xcb,0xcc,
- 0x24,0x91,0xaf,0x50,0xa1,0xf4,0x70,0x39,0x99,0x7c,0x3a,0x85,
- 0x23,0xb8,0xb4,0x7a,0xfc,0x02,0x36,0x5b,0x25,0x55,0x97,0x31,
- 0x2d,0x5d,0xfa,0x98,0xe3,0x8a,0x92,0xae,0x05,0xdf,0x29,0x10,
- 0x67,0x6c,0xba,0xc9,0xd3,0x00,0xe6,0xcf,0xe1,0x9e,0xa8,0x2c,
- 0x63,0x16,0x01,0x3f,0x58,0xe2,0x89,0xa9,0x0d,0x38,0x34,0x1b,
- 0xab,0x33,0xff,0xb0,0xbb,0x48,0x0c,0x5f,0xb9,0xb1,0xcd,0x2e,
- 0xc5,0xf3,0xdb,0x47,0xe5,0xa5,0x9c,0x77,0x0a,0xa6,0x20,0x68,
- 0xfe,0x7f,0xc1,0xad,
- };
+static const unsigned char key_table[256] = {
+ 0xd9, 0x78, 0xf9, 0xc4, 0x19, 0xdd, 0xb5, 0xed, 0x28, 0xe9, 0xfd, 0x79,
+ 0x4a, 0xa0, 0xd8, 0x9d, 0xc6, 0x7e, 0x37, 0x83, 0x2b, 0x76, 0x53, 0x8e,
+ 0x62, 0x4c, 0x64, 0x88, 0x44, 0x8b, 0xfb, 0xa2, 0x17, 0x9a, 0x59, 0xf5,
+ 0x87, 0xb3, 0x4f, 0x13, 0x61, 0x45, 0x6d, 0x8d, 0x09, 0x81, 0x7d, 0x32,
+ 0xbd, 0x8f, 0x40, 0xeb, 0x86, 0xb7, 0x7b, 0x0b, 0xf0, 0x95, 0x21, 0x22,
+ 0x5c, 0x6b, 0x4e, 0x82, 0x54, 0xd6, 0x65, 0x93, 0xce, 0x60, 0xb2, 0x1c,
+ 0x73, 0x56, 0xc0, 0x14, 0xa7, 0x8c, 0xf1, 0xdc, 0x12, 0x75, 0xca, 0x1f,
+ 0x3b, 0xbe, 0xe4, 0xd1, 0x42, 0x3d, 0xd4, 0x30, 0xa3, 0x3c, 0xb6, 0x26,
+ 0x6f, 0xbf, 0x0e, 0xda, 0x46, 0x69, 0x07, 0x57, 0x27, 0xf2, 0x1d, 0x9b,
+ 0xbc, 0x94, 0x43, 0x03, 0xf8, 0x11, 0xc7, 0xf6, 0x90, 0xef, 0x3e, 0xe7,
+ 0x06, 0xc3, 0xd5, 0x2f, 0xc8, 0x66, 0x1e, 0xd7, 0x08, 0xe8, 0xea, 0xde,
+ 0x80, 0x52, 0xee, 0xf7, 0x84, 0xaa, 0x72, 0xac, 0x35, 0x4d, 0x6a, 0x2a,
+ 0x96, 0x1a, 0xd2, 0x71, 0x5a, 0x15, 0x49, 0x74, 0x4b, 0x9f, 0xd0, 0x5e,
+ 0x04, 0x18, 0xa4, 0xec, 0xc2, 0xe0, 0x41, 0x6e, 0x0f, 0x51, 0xcb, 0xcc,
+ 0x24, 0x91, 0xaf, 0x50, 0xa1, 0xf4, 0x70, 0x39, 0x99, 0x7c, 0x3a, 0x85,
+ 0x23, 0xb8, 0xb4, 0x7a, 0xfc, 0x02, 0x36, 0x5b, 0x25, 0x55, 0x97, 0x31,
+ 0x2d, 0x5d, 0xfa, 0x98, 0xe3, 0x8a, 0x92, 0xae, 0x05, 0xdf, 0x29, 0x10,
+ 0x67, 0x6c, 0xba, 0xc9, 0xd3, 0x00, 0xe6, 0xcf, 0xe1, 0x9e, 0xa8, 0x2c,
+ 0x63, 0x16, 0x01, 0x3f, 0x58, 0xe2, 0x89, 0xa9, 0x0d, 0x38, 0x34, 0x1b,
+ 0xab, 0x33, 0xff, 0xb0, 0xbb, 0x48, 0x0c, 0x5f, 0xb9, 0xb1, 0xcd, 0x2e,
+ 0xc5, 0xf3, 0xdb, 0x47, 0xe5, 0xa5, 0x9c, 0x77, 0x0a, 0xa6, 0x20, 0x68,
+ 0xfe, 0x7f, 0xc1, 0xad,
+};
#if defined(_MSC_VER) && defined(_ARM_)
-#pragma optimize("g",off)
+# pragma optimize("g",off)
#endif
-/* It has come to my attention that there are 2 versions of the RC2
- * key schedule. One which is normal, and anther which has a hook to
- * use a reduced key length.
- * BSAFE uses the 'retarded' version. What I previously shipped is
- * the same as specifying 1024 for the 'bits' parameter. Bsafe uses
- * a version where the bits parameter is the same as len*8 */
+/*
+ * It has come to my attention that there are 2 versions of the RC2 key
+ * schedule. One which is normal, and anther which has a hook to use a
+ * reduced key length. BSAFE uses the 'retarded' version. What I previously
+ * shipped is the same as specifying 1024 for the 'bits' parameter. Bsafe
+ * uses a version where the bits parameter is the same as len*8
+ */
void RC2_set_key(RC2_KEY *key, int len, const unsigned char *data, int bits)
#ifdef OPENSSL_FIPS
- {
- fips_cipher_abort(RC2);
- private_RC2_set_key(key, len, data, bits);
- }
-void private_RC2_set_key(RC2_KEY *key, int len, const unsigned char *data, int bits)
+{
+ fips_cipher_abort(RC2);
+ private_RC2_set_key(key, len, data, bits);
+}
+
+void private_RC2_set_key(RC2_KEY *key, int len, const unsigned char *data,
+ int bits)
#endif
- {
- int i,j;
- unsigned char *k;
- RC2_INT *ki;
- unsigned int c,d;
+{
+ int i, j;
+ unsigned char *k;
+ RC2_INT *ki;
+ unsigned int c, d;
- k= (unsigned char *)&(key->data[0]);
- *k=0; /* for if there is a zero length key */
+ k = (unsigned char *)&(key->data[0]);
+ *k = 0; /* for if there is a zero length key */
- if (len > 128) len=128;
- if (bits <= 0) bits=1024;
- if (bits > 1024) bits=1024;
+ if (len > 128)
+ len = 128;
+ if (bits <= 0)
+ bits = 1024;
+ if (bits > 1024)
+ bits = 1024;
- for (i=0; i<len; i++)
- k[i]=data[i];
+ for (i = 0; i < len; i++)
+ k[i] = data[i];
- /* expand table */
- d=k[len-1];
- j=0;
- for (i=len; i < 128; i++,j++)
- {
- d=key_table[(k[j]+d)&0xff];
- k[i]=d;
- }
+ /* expand table */
+ d = k[len - 1];
+ j = 0;
+ for (i = len; i < 128; i++, j++) {
+ d = key_table[(k[j] + d) & 0xff];
+ k[i] = d;
+ }
- /* hmm.... key reduction to 'bits' bits */
+ /* hmm.... key reduction to 'bits' bits */
- j=(bits+7)>>3;
- i=128-j;
- c= (0xff>>(-bits & 0x07));
+ j = (bits + 7) >> 3;
+ i = 128 - j;
+ c = (0xff >> (-bits & 0x07));
- d=key_table[k[i]&c];
- k[i]=d;
- while (i--)
- {
- d=key_table[k[i+j]^d];
- k[i]=d;
- }
+ d = key_table[k[i] & c];
+ k[i] = d;
+ while (i--) {
+ d = key_table[k[i + j] ^ d];
+ k[i] = d;
+ }
- /* copy from bytes into RC2_INT's */
- ki= &(key->data[63]);
- for (i=127; i>=0; i-=2)
- *(ki--)=((k[i]<<8)|k[i-1])&0xffff;
- }
+ /* copy from bytes into RC2_INT's */
+ ki = &(key->data[63]);
+ for (i = 127; i >= 0; i -= 2)
+ *(ki--) = ((k[i] << 8) | k[i - 1]) & 0xffff;
+}
#if defined(_MSC_VER)
-#pragma optimize("",on)
+# pragma optimize("",on)
#endif