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-rw-r--r--crypto/des/des.h315
1 files changed, 162 insertions, 153 deletions
diff --git a/crypto/des/des.h b/crypto/des/des.h
index 1eaedcbd24b7..1b40144e1b36 100644
--- a/crypto/des/des.h
+++ b/crypto/des/des.h
@@ -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
@@ -57,19 +57,19 @@
*/
#ifndef HEADER_NEW_DES_H
-#define HEADER_NEW_DES_H
+# define HEADER_NEW_DES_H
-#include <openssl/e_os2.h> /* OPENSSL_EXTERN, OPENSSL_NO_DES,
- DES_LONG (via openssl/opensslconf.h */
+# include <openssl/e_os2.h> /* OPENSSL_EXTERN, OPENSSL_NO_DES, DES_LONG
+ * (via openssl/opensslconf.h */
-#ifdef OPENSSL_NO_DES
-#error DES is disabled.
-#endif
+# ifdef OPENSSL_NO_DES
+# error DES is disabled.
+# endif
-#ifdef OPENSSL_BUILD_SHLIBCRYPTO
-# undef OPENSSL_EXTERN
-# define OPENSSL_EXTERN OPENSSL_EXPORT
-#endif
+# ifdef OPENSSL_BUILD_SHLIBCRYPTO
+# undef OPENSSL_EXTERN
+# define OPENSSL_EXTERN OPENSSL_EXPORT
+# endif
#ifdef __cplusplus
extern "C" {
@@ -77,169 +77,178 @@ extern "C" {
typedef unsigned char DES_cblock[8];
typedef /* const */ unsigned char const_DES_cblock[8];
-/* With "const", gcc 2.8.1 on Solaris thinks that DES_cblock *
- * and const_DES_cblock * are incompatible pointer types. */
-
-typedef struct DES_ks
- {
- union
- {
- DES_cblock cblock;
- /* make sure things are correct size on machines with
- * 8 byte longs */
- DES_LONG deslong[2];
- } ks[16];
- } DES_key_schedule;
-
-#ifndef OPENSSL_DISABLE_OLD_DES_SUPPORT
-# ifndef OPENSSL_ENABLE_OLD_DES_SUPPORT
-# define OPENSSL_ENABLE_OLD_DES_SUPPORT
+/*
+ * With "const", gcc 2.8.1 on Solaris thinks that DES_cblock * and
+ * const_DES_cblock * are incompatible pointer types.
+ */
+
+typedef struct DES_ks {
+ union {
+ DES_cblock cblock;
+ /*
+ * make sure things are correct size on machines with 8 byte longs
+ */
+ DES_LONG deslong[2];
+ } ks[16];
+} DES_key_schedule;
+
+# ifndef OPENSSL_DISABLE_OLD_DES_SUPPORT
+# ifndef OPENSSL_ENABLE_OLD_DES_SUPPORT
+# define OPENSSL_ENABLE_OLD_DES_SUPPORT
+# endif
# endif
-#endif
-#ifdef OPENSSL_ENABLE_OLD_DES_SUPPORT
-# include <openssl/des_old.h>
-#endif
+# ifdef OPENSSL_ENABLE_OLD_DES_SUPPORT
+# include <openssl/des_old.h>
+# endif
-#define DES_KEY_SZ (sizeof(DES_cblock))
-#define DES_SCHEDULE_SZ (sizeof(DES_key_schedule))
+# define DES_KEY_SZ (sizeof(DES_cblock))
+# define DES_SCHEDULE_SZ (sizeof(DES_key_schedule))
-#define DES_ENCRYPT 1
-#define DES_DECRYPT 0
+# define DES_ENCRYPT 1
+# define DES_DECRYPT 0
-#define DES_CBC_MODE 0
-#define DES_PCBC_MODE 1
+# define DES_CBC_MODE 0
+# define DES_PCBC_MODE 1
-#define DES_ecb2_encrypt(i,o,k1,k2,e) \
- DES_ecb3_encrypt((i),(o),(k1),(k2),(k1),(e))
+# define DES_ecb2_encrypt(i,o,k1,k2,e) \
+ DES_ecb3_encrypt((i),(o),(k1),(k2),(k1),(e))
-#define DES_ede2_cbc_encrypt(i,o,l,k1,k2,iv,e) \
- DES_ede3_cbc_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(e))
+# define DES_ede2_cbc_encrypt(i,o,l,k1,k2,iv,e) \
+ DES_ede3_cbc_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(e))
-#define DES_ede2_cfb64_encrypt(i,o,l,k1,k2,iv,n,e) \
- DES_ede3_cfb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n),(e))
+# define DES_ede2_cfb64_encrypt(i,o,l,k1,k2,iv,n,e) \
+ DES_ede3_cfb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n),(e))
-#define DES_ede2_ofb64_encrypt(i,o,l,k1,k2,iv,n) \
- DES_ede3_ofb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n))
+# define DES_ede2_ofb64_encrypt(i,o,l,k1,k2,iv,n) \
+ DES_ede3_ofb64_encrypt((i),(o),(l),(k1),(k2),(k1),(iv),(n))
-OPENSSL_DECLARE_GLOBAL(int,DES_check_key); /* defaults to false */
-#define DES_check_key OPENSSL_GLOBAL_REF(DES_check_key)
-OPENSSL_DECLARE_GLOBAL(int,DES_rw_mode); /* defaults to DES_PCBC_MODE */
-#define DES_rw_mode OPENSSL_GLOBAL_REF(DES_rw_mode)
+OPENSSL_DECLARE_GLOBAL(int, DES_check_key); /* defaults to false */
+# define DES_check_key OPENSSL_GLOBAL_REF(DES_check_key)
+OPENSSL_DECLARE_GLOBAL(int, DES_rw_mode); /* defaults to DES_PCBC_MODE */
+# define DES_rw_mode OPENSSL_GLOBAL_REF(DES_rw_mode)
const char *DES_options(void);
void DES_ecb3_encrypt(const_DES_cblock *input, DES_cblock *output,
- DES_key_schedule *ks1,DES_key_schedule *ks2,
- DES_key_schedule *ks3, int enc);
-DES_LONG DES_cbc_cksum(const unsigned char *input,DES_cblock *output,
- long length,DES_key_schedule *schedule,
- const_DES_cblock *ivec);
+ DES_key_schedule *ks1, DES_key_schedule *ks2,
+ DES_key_schedule *ks3, int enc);
+DES_LONG DES_cbc_cksum(const unsigned char *input, DES_cblock *output,
+ long length, DES_key_schedule *schedule,
+ const_DES_cblock *ivec);
/* DES_cbc_encrypt does not update the IV! Use DES_ncbc_encrypt instead. */
-void DES_cbc_encrypt(const unsigned char *input,unsigned char *output,
- long length,DES_key_schedule *schedule,DES_cblock *ivec,
- int enc);
-void DES_ncbc_encrypt(const unsigned char *input,unsigned char *output,
- long length,DES_key_schedule *schedule,DES_cblock *ivec,
- int enc);
-void DES_xcbc_encrypt(const unsigned char *input,unsigned char *output,
- long length,DES_key_schedule *schedule,DES_cblock *ivec,
- const_DES_cblock *inw,const_DES_cblock *outw,int enc);
-void DES_cfb_encrypt(const unsigned char *in,unsigned char *out,int numbits,
- long length,DES_key_schedule *schedule,DES_cblock *ivec,
- int enc);
-void DES_ecb_encrypt(const_DES_cblock *input,DES_cblock *output,
- DES_key_schedule *ks,int enc);
-
-/* This is the DES encryption function that gets called by just about
- every other DES routine in the library. You should not use this
- function except to implement 'modes' of DES. I say this because the
- functions that call this routine do the conversion from 'char *' to
- long, and this needs to be done to make sure 'non-aligned' memory
- access do not occur. The characters are loaded 'little endian'.
- Data is a pointer to 2 unsigned long's and ks is the
- DES_key_schedule to use. enc, is non zero specifies encryption,
- zero if decryption. */
-void DES_encrypt1(DES_LONG *data,DES_key_schedule *ks, int enc);
-
-/* This functions is the same as DES_encrypt1() except that the DES
- initial permutation (IP) and final permutation (FP) have been left
- out. As for DES_encrypt1(), you should not use this function.
- It is used by the routines in the library that implement triple DES.
- IP() DES_encrypt2() DES_encrypt2() DES_encrypt2() FP() is the same
- as DES_encrypt1() DES_encrypt1() DES_encrypt1() except faster :-). */
-void DES_encrypt2(DES_LONG *data,DES_key_schedule *ks, int enc);
+void DES_cbc_encrypt(const unsigned char *input, unsigned char *output,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec, int enc);
+void DES_ncbc_encrypt(const unsigned char *input, unsigned char *output,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec, int enc);
+void DES_xcbc_encrypt(const unsigned char *input, unsigned char *output,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec, const_DES_cblock *inw,
+ const_DES_cblock *outw, int enc);
+void DES_cfb_encrypt(const unsigned char *in, unsigned char *out, int numbits,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec, int enc);
+void DES_ecb_encrypt(const_DES_cblock *input, DES_cblock *output,
+ DES_key_schedule *ks, int enc);
+
+/*
+ * This is the DES encryption function that gets called by just about every
+ * other DES routine in the library. You should not use this function except
+ * to implement 'modes' of DES. I say this because the functions that call
+ * this routine do the conversion from 'char *' to long, and this needs to be
+ * done to make sure 'non-aligned' memory access do not occur. The
+ * characters are loaded 'little endian'. Data is a pointer to 2 unsigned
+ * long's and ks is the DES_key_schedule to use. enc, is non zero specifies
+ * encryption, zero if decryption.
+ */
+void DES_encrypt1(DES_LONG *data, DES_key_schedule *ks, int enc);
+
+/*
+ * This functions is the same as DES_encrypt1() except that the DES initial
+ * permutation (IP) and final permutation (FP) have been left out. As for
+ * DES_encrypt1(), you should not use this function. It is used by the
+ * routines in the library that implement triple DES. IP() DES_encrypt2()
+ * DES_encrypt2() DES_encrypt2() FP() is the same as DES_encrypt1()
+ * DES_encrypt1() DES_encrypt1() except faster :-).
+ */
+void DES_encrypt2(DES_LONG *data, DES_key_schedule *ks, int enc);
void DES_encrypt3(DES_LONG *data, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3);
+ DES_key_schedule *ks2, DES_key_schedule *ks3);
void DES_decrypt3(DES_LONG *data, DES_key_schedule *ks1,
- DES_key_schedule *ks2, DES_key_schedule *ks3);
-void DES_ede3_cbc_encrypt(const unsigned char *input,unsigned char *output,
- long length,
- DES_key_schedule *ks1,DES_key_schedule *ks2,
- DES_key_schedule *ks3,DES_cblock *ivec,int enc);
-void DES_ede3_cbcm_encrypt(const unsigned char *in,unsigned char *out,
- long length,
- DES_key_schedule *ks1,DES_key_schedule *ks2,
- DES_key_schedule *ks3,
- DES_cblock *ivec1,DES_cblock *ivec2,
- int enc);
-void DES_ede3_cfb64_encrypt(const unsigned char *in,unsigned char *out,
- long length,DES_key_schedule *ks1,
- DES_key_schedule *ks2,DES_key_schedule *ks3,
- DES_cblock *ivec,int *num,int enc);
-void DES_ede3_cfb_encrypt(const unsigned char *in,unsigned char *out,
- int numbits,long length,DES_key_schedule *ks1,
- DES_key_schedule *ks2,DES_key_schedule *ks3,
- DES_cblock *ivec,int enc);
-void DES_ede3_ofb64_encrypt(const unsigned char *in,unsigned char *out,
- long length,DES_key_schedule *ks1,
- DES_key_schedule *ks2,DES_key_schedule *ks3,
- DES_cblock *ivec,int *num);
-#if 0
-void DES_xwhite_in2out(const_DES_cblock *DES_key,const_DES_cblock *in_white,
- DES_cblock *out_white);
-#endif
+ DES_key_schedule *ks2, DES_key_schedule *ks3);
+void DES_ede3_cbc_encrypt(const unsigned char *input, unsigned char *output,
+ long length,
+ DES_key_schedule *ks1, DES_key_schedule *ks2,
+ DES_key_schedule *ks3, DES_cblock *ivec, int enc);
+void DES_ede3_cbcm_encrypt(const unsigned char *in, unsigned char *out,
+ long length,
+ DES_key_schedule *ks1, DES_key_schedule *ks2,
+ DES_key_schedule *ks3,
+ DES_cblock *ivec1, DES_cblock *ivec2, int enc);
+void DES_ede3_cfb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, DES_key_schedule *ks1,
+ DES_key_schedule *ks2, DES_key_schedule *ks3,
+ DES_cblock *ivec, int *num, int enc);
+void DES_ede3_cfb_encrypt(const unsigned char *in, unsigned char *out,
+ int numbits, long length, DES_key_schedule *ks1,
+ DES_key_schedule *ks2, DES_key_schedule *ks3,
+ DES_cblock *ivec, int enc);
+void DES_ede3_ofb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, DES_key_schedule *ks1,
+ DES_key_schedule *ks2, DES_key_schedule *ks3,
+ DES_cblock *ivec, int *num);
+# if 0
+void DES_xwhite_in2out(const_DES_cblock *DES_key, const_DES_cblock *in_white,
+ DES_cblock *out_white);
+# endif
-int DES_enc_read(int fd,void *buf,int len,DES_key_schedule *sched,
- DES_cblock *iv);
-int DES_enc_write(int fd,const void *buf,int len,DES_key_schedule *sched,
- DES_cblock *iv);
-char *DES_fcrypt(const char *buf,const char *salt, char *ret);
-char *DES_crypt(const char *buf,const char *salt);
-void DES_ofb_encrypt(const unsigned char *in,unsigned char *out,int numbits,
- long length,DES_key_schedule *schedule,DES_cblock *ivec);
-void DES_pcbc_encrypt(const unsigned char *input,unsigned char *output,
- long length,DES_key_schedule *schedule,DES_cblock *ivec,
- int enc);
-DES_LONG DES_quad_cksum(const unsigned char *input,DES_cblock output[],
- long length,int out_count,DES_cblock *seed);
+int DES_enc_read(int fd, void *buf, int len, DES_key_schedule *sched,
+ DES_cblock *iv);
+int DES_enc_write(int fd, const void *buf, int len, DES_key_schedule *sched,
+ DES_cblock *iv);
+char *DES_fcrypt(const char *buf, const char *salt, char *ret);
+char *DES_crypt(const char *buf, const char *salt);
+void DES_ofb_encrypt(const unsigned char *in, unsigned char *out, int numbits,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec);
+void DES_pcbc_encrypt(const unsigned char *input, unsigned char *output,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec, int enc);
+DES_LONG DES_quad_cksum(const unsigned char *input, DES_cblock output[],
+ long length, int out_count, DES_cblock *seed);
int DES_random_key(DES_cblock *ret);
void DES_set_odd_parity(DES_cblock *key);
int DES_check_key_parity(const_DES_cblock *key);
int DES_is_weak_key(const_DES_cblock *key);
-/* DES_set_key (= set_key = DES_key_sched = key_sched) calls
+/*
+ * DES_set_key (= set_key = DES_key_sched = key_sched) calls
* DES_set_key_checked if global variable DES_check_key is set,
- * DES_set_key_unchecked otherwise. */
-int DES_set_key(const_DES_cblock *key,DES_key_schedule *schedule);
-int DES_key_sched(const_DES_cblock *key,DES_key_schedule *schedule);
-int DES_set_key_checked(const_DES_cblock *key,DES_key_schedule *schedule);
-void DES_set_key_unchecked(const_DES_cblock *key,DES_key_schedule *schedule);
-#ifdef OPENSSL_FIPS
-void private_DES_set_key_unchecked(const_DES_cblock *key,DES_key_schedule *schedule);
-#endif
-void DES_string_to_key(const char *str,DES_cblock *key);
-void DES_string_to_2keys(const char *str,DES_cblock *key1,DES_cblock *key2);
-void DES_cfb64_encrypt(const unsigned char *in,unsigned char *out,long length,
- DES_key_schedule *schedule,DES_cblock *ivec,int *num,
- int enc);
-void DES_ofb64_encrypt(const unsigned char *in,unsigned char *out,long length,
- DES_key_schedule *schedule,DES_cblock *ivec,int *num);
+ * DES_set_key_unchecked otherwise.
+ */
+int DES_set_key(const_DES_cblock *key, DES_key_schedule *schedule);
+int DES_key_sched(const_DES_cblock *key, DES_key_schedule *schedule);
+int DES_set_key_checked(const_DES_cblock *key, DES_key_schedule *schedule);
+void DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *schedule);
+# ifdef OPENSSL_FIPS
+void private_DES_set_key_unchecked(const_DES_cblock *key,
+ DES_key_schedule *schedule);
+# endif
+void DES_string_to_key(const char *str, DES_cblock *key);
+void DES_string_to_2keys(const char *str, DES_cblock *key1, DES_cblock *key2);
+void DES_cfb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec, int *num, int enc);
+void DES_ofb64_encrypt(const unsigned char *in, unsigned char *out,
+ long length, DES_key_schedule *schedule,
+ DES_cblock *ivec, int *num);
int DES_read_password(DES_cblock *key, const char *prompt, int verify);
-int DES_read_2passwords(DES_cblock *key1, DES_cblock *key2, const char *prompt,
- int verify);
+int DES_read_2passwords(DES_cblock *key1, DES_cblock *key2,
+ const char *prompt, int verify);
-#define DES_fixup_key_parity DES_set_odd_parity
+# define DES_fixup_key_parity DES_set_odd_parity
#ifdef __cplusplus
}