Constify
authorRichard Levitte <levitte@openssl.org>
Tue, 8 Feb 2000 14:19:14 +0000 (14:19 +0000)
committerRichard Levitte <levitte@openssl.org>
Tue, 8 Feb 2000 14:19:14 +0000 (14:19 +0000)
crypto/bf/bf_cbc.c
crypto/bf/bf_cfb64.c
crypto/bf/bf_ecb.c
crypto/bf/bf_enc.c
crypto/bf/bf_ofb64.c
crypto/bf/bf_skey.c
crypto/bf/blowfish.h

index 95d1cdc..f949629 100644 (file)
@@ -59,8 +59,8 @@
 #include <openssl/blowfish.h>
 #include "bf_locl.h"
 
-void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
-            BF_KEY *ks, unsigned char *iv, int encrypt)
+void BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
+            const BF_KEY *schedule, unsigned char *ivec, int encrypt)
        {
        register BF_LONG tin0,tin1;
        register BF_LONG tout0,tout1,xor0,xor1;
@@ -69,9 +69,9 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
 
        if (encrypt)
                {
-               n2l(iv,tout0);
-               n2l(iv,tout1);
-               iv-=8;
+               n2l(ivec,tout0);
+               n2l(ivec,tout1);
+               ivec-=8;
                for (l-=8; l>=0; l-=8)
                        {
                        n2l(in,tin0);
@@ -80,7 +80,7 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
                        tin1^=tout1;
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_encrypt(tin,ks);
+                       BF_encrypt(tin,schedule);
                        tout0=tin[0];
                        tout1=tin[1];
                        l2n(tout0,out);
@@ -93,27 +93,27 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
                        tin1^=tout1;
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_encrypt(tin,ks);
+                       BF_encrypt(tin,schedule);
                        tout0=tin[0];
                        tout1=tin[1];
                        l2n(tout0,out);
                        l2n(tout1,out);
                        }
-               l2n(tout0,iv);
-               l2n(tout1,iv);
+               l2n(tout0,ivec);
+               l2n(tout1,ivec);
                }
        else
                {
-               n2l(iv,xor0);
-               n2l(iv,xor1);
-               iv-=8;
+               n2l(ivec,xor0);
+               n2l(ivec,xor1);
+               ivec-=8;
                for (l-=8; l>=0; l-=8)
                        {
                        n2l(in,tin0);
                        n2l(in,tin1);
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_decrypt(tin,ks);
+                       BF_decrypt(tin,schedule);
                        tout0=tin[0]^xor0;
                        tout1=tin[1]^xor1;
                        l2n(tout0,out);
@@ -127,15 +127,15 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
                        n2l(in,tin1);
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_decrypt(tin,ks);
+                       BF_decrypt(tin,schedule);
                        tout0=tin[0]^xor0;
                        tout1=tin[1]^xor1;
                        l2nn(tout0,tout1,out,l+8);
                        xor0=tin0;
                        xor1=tin1;
                        }
-               l2n(xor0,iv);
-               l2n(xor1,iv);
+               l2n(xor0,ivec);
+               l2n(xor1,ivec);
                }
        tin0=tin1=tout0=tout1=xor0=xor1=0;
        tin[0]=tin[1]=0;
index 1fb8905..6451c8d 100644 (file)
@@ -64,8 +64,8 @@
  * 64bit block we have used is contained in *num;
  */
 
-void BF_cfb64_encrypt(unsigned char *in, unsigned char *out, long length,
-            BF_KEY *schedule, unsigned char *ivec, int *num, int encrypt)
+void BF_cfb64_encrypt(const unsigned char *in, unsigned char *out, long length,
+            const BF_KEY *schedule, unsigned char *ivec, int *num, int encrypt)
        {
        register BF_LONG v0,v1,t;
        register int n= *num;
index d8d6fff..3419916 100644 (file)
@@ -78,17 +78,17 @@ const char *BF_options(void)
 #endif
        }
 
-void BF_ecb_encrypt(unsigned char *in, unsigned char *out, BF_KEY *ks,
-            int encrypt)
+void BF_ecb_encrypt(const unsigned char *in, unsigned char *out,
+            const BF_KEY *key, int encrypt)
        {
        BF_LONG l,d[2];
 
        n2l(in,l); d[0]=l;
        n2l(in,l); d[1]=l;
        if (encrypt)
-               BF_encrypt(d,ks);
+               BF_encrypt(d,key);
        else
-               BF_decrypt(d,ks);
+               BF_decrypt(d,key);
        l=d[0]; l2n(l,out);
        l=d[1]; l2n(l,out);
        l=d[0]=d[1]=0;
index 3d80575..a43361f 100644 (file)
@@ -69,7 +69,7 @@
 to modify the code.
 #endif
 
-void BF_encrypt(BF_LONG *data, BF_KEY *key)
+void BF_encrypt(BF_LONG *data, const BF_KEY *key)
        {
 #ifndef BF_PTR2
        register BF_LONG l,r,*p,*s;
@@ -145,7 +145,7 @@ void BF_encrypt(BF_LONG *data, BF_KEY *key)
 
 #ifndef BF_DEFAULT_OPTIONS
 
-void BF_decrypt(BF_LONG *data, BF_KEY *key)
+void BF_decrypt(BF_LONG *data, const BF_KEY *key)
        {
 #ifndef BF_PTR2
        register BF_LONG l,r,*p,*s;
@@ -219,8 +219,8 @@ void BF_decrypt(BF_LONG *data, BF_KEY *key)
 #endif
        }
 
-void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
-            BF_KEY *ks, unsigned char *iv, int encrypt)
+void BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
+            const BF_KEY *schedule, unsigned char *ivec, int encrypt)
        {
        register BF_LONG tin0,tin1;
        register BF_LONG tout0,tout1,xor0,xor1;
@@ -229,9 +229,9 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
 
        if (encrypt)
                {
-               n2l(iv,tout0);
-               n2l(iv,tout1);
-               iv-=8;
+               n2l(ivec,tout0);
+               n2l(ivec,tout1);
+               ivec-=8;
                for (l-=8; l>=0; l-=8)
                        {
                        n2l(in,tin0);
@@ -240,7 +240,7 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
                        tin1^=tout1;
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_encrypt(tin,ks);
+                       BF_encrypt(tin,schedule);
                        tout0=tin[0];
                        tout1=tin[1];
                        l2n(tout0,out);
@@ -253,27 +253,27 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
                        tin1^=tout1;
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_encrypt(tin,ks);
+                       BF_encrypt(tin,schedule);
                        tout0=tin[0];
                        tout1=tin[1];
                        l2n(tout0,out);
                        l2n(tout1,out);
                        }
-               l2n(tout0,iv);
-               l2n(tout1,iv);
+               l2n(tout0,ivec);
+               l2n(tout1,ivec);
                }
        else
                {
-               n2l(iv,xor0);
-               n2l(iv,xor1);
-               iv-=8;
+               n2l(ivec,xor0);
+               n2l(ivec,xor1);
+               ivec-=8;
                for (l-=8; l>=0; l-=8)
                        {
                        n2l(in,tin0);
                        n2l(in,tin1);
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_decrypt(tin,ks);
+                       BF_decrypt(tin,schedule);
                        tout0=tin[0]^xor0;
                        tout1=tin[1]^xor1;
                        l2n(tout0,out);
@@ -287,15 +287,15 @@ void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
                        n2l(in,tin1);
                        tin[0]=tin0;
                        tin[1]=tin1;
-                       BF_decrypt(tin,ks);
+                       BF_decrypt(tin,schedule);
                        tout0=tin[0]^xor0;
                        tout1=tin[1]^xor1;
                        l2nn(tout0,tout1,out,l+8);
                        xor0=tin0;
                        xor1=tin1;
                        }
-               l2n(xor0,iv);
-               l2n(xor1,iv);
+               l2n(xor0,ivec);
+               l2n(xor1,ivec);
                }
        tin0=tin1=tout0=tout1=xor0=xor1=0;
        tin[0]=tin[1]=0;
index 8ceb8d9..f2a9ff6 100644 (file)
@@ -63,8 +63,8 @@
  * used.  The extra state information to record how much of the
  * 64bit block we have used is contained in *num;
  */
-void BF_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
-            BF_KEY *schedule, unsigned char *ivec, int *num)
+void BF_ofb64_encrypt(const unsigned char *in, unsigned char *out, long length,
+            const BF_KEY *schedule, unsigned char *ivec, int *num)
        {
        register BF_LONG v0,v1,t;
        register int n= *num;
index eefa8e6..4fb869b 100644 (file)
@@ -62,7 +62,7 @@
 #include "bf_locl.h"
 #include "bf_pi.h"
 
-void BF_set_key(BF_KEY *key, int len, unsigned char *data)
+void BF_set_key(BF_KEY *key, int len, const unsigned char *data)
        {
        int i;
        BF_LONG *p,ri,in[2];
index 02f73b2..78acfd6 100644 (file)
@@ -103,17 +103,19 @@ typedef struct bf_key_st
        } BF_KEY;
 
  
-void BF_set_key(BF_KEY *key, int len, unsigned char *data);
-void BF_ecb_encrypt(unsigned char *in,unsigned char *out,BF_KEY *key,
-       int enc);
-void BF_encrypt(BF_LONG *data,BF_KEY *key);
-void BF_decrypt(BF_LONG *data,BF_KEY *key);
-void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length,
-       BF_KEY *ks, unsigned char *iv, int enc);
-void BF_cfb64_encrypt(unsigned char *in, unsigned char *out, long length,
-       BF_KEY *schedule, unsigned char *ivec, int *num, int enc);
-void BF_ofb64_encrypt(unsigned char *in, unsigned char *out, long length,
-       BF_KEY *schedule, unsigned char *ivec, int *num);
+void BF_set_key(BF_KEY *key, int len, const unsigned char *data);
+
+void BF_encrypt(BF_LONG *data,const BF_KEY *key);
+void BF_decrypt(BF_LONG *data,const BF_KEY *key);
+
+void BF_ecb_encrypt(const unsigned char *in, unsigned char *out,
+       const BF_KEY *key, int enc);
+void BF_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,
+       const BF_KEY *schedule, unsigned char *ivec, int enc);
+void BF_cfb64_encrypt(const unsigned char *in, unsigned char *out, long length,
+       const BF_KEY *schedule, unsigned char *ivec, int *num, int enc);
+void BF_ofb64_encrypt(const unsigned char *in, unsigned char *out, long length,
+       const BF_KEY *schedule, unsigned char *ivec, int *num);
 const char *BF_options(void);
 
 #ifdef  __cplusplus