des_cbc_encrypt / des_ncbc_encrypt issue.
[openssl.git] / crypto / des / des.h
index 348ba698f163fc4ea7cfeba6054c3a289f45879e..141526ba05f0bdb5f85072e2691c78ec7984dddc 100644 (file)
@@ -77,18 +77,21 @@ extern "C" {
 #endif
 
 typedef unsigned char des_cblock[8];
-typedef unsigned char *des_cblocks; /* Unfortunately there's no way to say that
-                                      we want a multiple of 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.
+ * I haven't seen that warning on other systems ... I'll look
+ * what the standard says. */
+
+
 typedef struct des_ks_struct
        {
        union   {
-               des_cblock _;
+               des_cblock cblock;
                /* make sure things are correct size on machines with
                 * 8 byte longs */
-               DES_LONG pad[2];
+               DES_LONG deslong[2];
                } ks;
-#undef _
-#define _      ks._
        int weak_key;
        } des_key_schedule[16];
 
@@ -113,7 +116,6 @@ typedef struct des_ks_struct
 #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 C_Block des_cblock
 #define Key_schedule des_key_schedule
 #ifdef KERBEROS
 #define ENCRYPT DES_ENCRYPT
@@ -143,25 +145,26 @@ OPENSSL_EXTERN int des_rw_mode;           /* defaults to DES_PCBC_MODE */
 OPENSSL_EXTERN int des_set_weak_key_flag; /* set the weak key flag */
 
 const char *des_options(void);
-void des_ecb3_encrypt(const des_cblock input, des_cblock output,
+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,
+DES_LONG des_cbc_cksum(const unsigned char *input,des_cblock *output,
                       long length,des_key_schedule schedule,
-                      const des_cblock ivec);
+                      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,
+                    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,
+                     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);
+                     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,
+                    long length,des_key_schedule schedule,des_cblock *ivec,
                     int enc);
-void des_ecb_encrypt(const des_cblock input,des_cblock output,
+void des_ecb_encrypt(const_des_cblock *input,des_cblock *output,
                     des_key_schedule ks,int enc);
 void des_encrypt(DES_LONG *data,des_key_schedule ks, int enc);
 void des_encrypt2(DES_LONG *data,des_key_schedule ks, int enc);
@@ -172,69 +175,62 @@ void des_decrypt3(DES_LONG *data, des_key_schedule ks1,
 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);
+                         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,
+                          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);
+                           des_cblock *ivec,int *num,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);
+                           des_cblock *ivec,int *num);
 
-void des_xwhite_in2out(const des_cblock des_key,const des_cblock in_white,
-                      des_cblock out_white);
+void des_xwhite_in2out(const_des_cblock *des_key,const_des_cblock *in_white,
+                      des_cblock *out_white);
 
 int des_enc_read(int fd,void *buf,int len,des_key_schedule sched,
-                des_cblock iv);
+                des_cblock *iv);
 int des_enc_write(int fd,const void *buf,int len,des_key_schedule sched,
-                 des_cblock iv);
+                 des_cblock *iv);
 char *des_fcrypt(const char *buf,const char *salt, char *ret);
-#if defined(PERL5) || defined(__FreeBSD__)
 char *des_crypt(const char *buf,const char *salt);
-#else
-/* some stupid compilers complain because I have declared char instead
- * of const char */
-#ifdef HEADER_DES_LOCL_H
+#if !defined(PERL5) && !defined(__FreeBSD__) && !defined(NeXT)
 char *crypt(const char *buf,const char *salt);
-#else
-char *crypt();
-#endif
 #endif
 void des_ofb_encrypt(const unsigned char *in,unsigned char *out,int numbits,
-                    long length,des_key_schedule schedule,des_cblock ivec);
+                    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,
+                     long length,des_key_schedule schedule,des_cblock *ivec,
                      int enc);
-DES_LONG des_quad_cksum(const unsigned char *input,des_cblocks output,
-                       long length,int out_count,des_cblock seed);
-void des_random_seed(des_cblock key);
-void des_random_key(des_cblock ret);
-int des_read_password(des_cblock key,const char *prompt,int verify);
-int des_read_2passwords(des_cblock key1,des_cblock key2,
+DES_LONG des_quad_cksum(const unsigned char *input,des_cblock output[],
+                       long length,int out_count,des_cblock *seed);
+void des_random_seed(des_cblock *key);
+void des_random_key(des_cblock *ret);
+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_pw_string(char *buf,int length,const char *prompt,int verify);
-void des_set_odd_parity(des_cblock key);
-int des_is_weak_key(const des_cblock key);
-int des_set_key(const des_cblock key,des_key_schedule schedule);
-int des_key_sched(const des_cblock key,des_key_schedule schedule);
-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_set_odd_parity(des_cblock *key);
+int des_is_weak_key(const_des_cblock *key);
+int des_set_key(const_des_cblock *key,des_key_schedule schedule);
+int des_key_sched(const_des_cblock *key,des_key_schedule schedule);
+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,
+                      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_key_schedule schedule,des_cblock *ivec,int *num);
 int des_read_pw(char *buf,char *buff,int size,const char *prompt,int verify);
 
 /* Extra functions from Mark Murray <mark@grondar.za> */
-void des_cblock_print_file(const des_cblock cb, FILE *fp);
+void des_cblock_print_file(const_des_cblock *cb, FILE *fp);
 
 #ifdef FreeBSD
 /* The following functions are not in the normal unix build or the