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openssl/crypto/evp/e_des3.c

Index: openssl/crypto/evp/e_des3.c
===================================================================
--- openssl/crypto/evp/e_des3.c	(revision 105093)
+++ openssl/crypto/evp/e_des3.c	(working copy)
@@ -85,7 +85,7 @@
 /* Because of various casts and different args can't use IMPLEMENT_BLOCK_CIPHER */
 
 static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-			      const unsigned char *in, unsigned int inl)
+			      const unsigned char *in, size_t inl)
 {
 	BLOCK_CIPHER_ecb_loop()
 		DES_ecb3_encrypt((const_DES_cblock *)(in + i),
@@ -97,48 +97,80 @@
 }
 
 static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-			      const unsigned char *in, unsigned int inl)
+			      const unsigned char *in, size_t inl)
 {
-	DES_ede3_ofb64_encrypt(in, out, (long)inl,
+	if (inl>=EVP_MAXCHUNK)
+		{
+		DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK,
 			       &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
 			       (DES_cblock *)ctx->iv, &ctx->num);
+		inl-=EVP_MAXCHUNK;
+		in +=EVP_MAXCHUNK;
+		out+=EVP_MAXCHUNK;
+		}
+	if (inl)
+		DES_ede3_ofb64_encrypt(in, out, (long)inl,
+				&data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+                               (DES_cblock *)ctx->iv, &ctx->num);
+
 	return 1;
 }
 
 static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-			      const unsigned char *in, unsigned int inl)
+			      const unsigned char *in, size_t inl)
 {
 #ifdef KSSL_DEBUG
 	{
         int i;
-	printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", (unsigned long)ctx, ctx->buf_len);
+        char *cp;
+	printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len);
 	printf("\t iv= ");
         for(i=0;i<8;i++)
                 printf("%02X",ctx->iv[i]);
 	printf("\n");
 	}
 #endif    /* KSSL_DEBUG */
-	DES_ede3_cbc_encrypt(in, out, (long)inl,
+	if (inl>=EVP_MAXCHUNK)
+		{
+		DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK,
 			     &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
 			     (DES_cblock *)ctx->iv, ctx->encrypt);
+		inl-=EVP_MAXCHUNK;
+		in +=EVP_MAXCHUNK;
+		out+=EVP_MAXCHUNK;
+		}
+	if (inl)
+		DES_ede3_cbc_encrypt(in, out, (long)inl,
+			     &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+                             (DES_cblock *)ctx->iv, ctx->encrypt);
 	return 1;
 }
 
 static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-			      const unsigned char *in, unsigned int inl)
+			      const unsigned char *in, size_t inl)
 {
-	DES_ede3_cfb64_encrypt(in, out, (long)inl, 
+	if (inl>=EVP_MAXCHUNK)
+		{
+		DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK, 
 			       &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
 			       (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
+		inl-=EVP_MAXCHUNK;
+		in +=EVP_MAXCHUNK;
+		out+=EVP_MAXCHUNK;
+		}
+	if (inl)
+		DES_ede3_cfb64_encrypt(in, out, (long)inl,
+			       &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3,
+                               (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt);
 	return 1;
 }
 
 /* Although we have a CFB-r implementation for 3-DES, it doesn't pack the right
    way, so wrap it here */
 static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-				const unsigned char *in, unsigned int inl)
+				const unsigned char *in, size_t inl)
     {
-    unsigned int n;
+    size_t n;
     unsigned char c[1],d[1];
 
     for(n=0 ; n < inl ; ++n)
@@ -147,25 +179,36 @@
 	DES_ede3_cfb_encrypt(c,d,1,1,
 			     &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
 			     (DES_cblock *)ctx->iv,ctx->encrypt);
-	out[n/8]=(out[n/8]&~(0x80 >> (n%8)))|((d[0]&0x80) >> (n%8));
+	out[n/8]=(out[n/8]&~(0x80 >> (unsigned int)(n%8))) |
+		 ((d[0]&0x80) >> (unsigned int)(n%8));
 	}
 
     return 1;
     }
 
 static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
-				const unsigned char *in, unsigned int inl)
+				const unsigned char *in, size_t inl)
     {
-    DES_ede3_cfb_encrypt(in,out,8,inl,
+    while (inl>=EVP_MAXCHUNK)
+	{
+	DES_ede3_cfb_encrypt(in,out,8,(long)EVP_MAXCHUNK,
 			 &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
 			 (DES_cblock *)ctx->iv,ctx->encrypt);
+	inl-=EVP_MAXCHUNK;
+	in +=EVP_MAXCHUNK;
+	out+=EVP_MAXCHUNK;
+	}
+    if (inl)
+	DES_ede3_cfb_encrypt(in,out,8,(long)inl,
+			&data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3,
+			(DES_cblock *)ctx->iv,ctx->encrypt);
     return 1;
     }
 
 BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64,
-		EVP_CIPH_RAND_KEY|EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_DEFAULT_ASN1,
-			des_ede_init_key,
-			NULL, NULL, NULL,
+			EVP_CIPH_RAND_KEY, des_ede_init_key, NULL, 
+			EVP_CIPHER_set_asn1_iv,
+			EVP_CIPHER_get_asn1_iv,
 			des3_ctrl)
 
 #define des_ede3_cfb64_cipher des_ede_cfb64_cipher
@@ -174,21 +217,21 @@
 #define des_ede3_ecb_cipher des_ede_ecb_cipher
 
 BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64,
-		EVP_CIPH_RAND_KEY|EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_DEFAULT_ASN1,
-			des_ede3_init_key,
-			NULL, NULL, NULL,
+			EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL, 
+			EVP_CIPHER_set_asn1_iv,
+			EVP_CIPHER_get_asn1_iv,
 			des3_ctrl)
 
 BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,1,
-		EVP_CIPH_RAND_KEY|EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_DEFAULT_ASN1,
-		     des_ede3_init_key,
-		     NULL, NULL, NULL,
+		     EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL,
+		     EVP_CIPHER_set_asn1_iv,
+		     EVP_CIPHER_get_asn1_iv,
 		     des3_ctrl)
 
 BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,8,
-		EVP_CIPH_RAND_KEY|EVP_CIPH_FLAG_FIPS|EVP_CIPH_FLAG_DEFAULT_ASN1,
-		     des_ede3_init_key,
-		     NULL, NULL, NULL,
+		     EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL,
+		     EVP_CIPHER_set_asn1_iv,
+		     EVP_CIPHER_get_asn1_iv,
 		     des3_ctrl)
 
 static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
@@ -215,7 +258,7 @@
 #ifdef KSSL_DEBUG
 	{
         int i;
-        printf("des_ede3_init_key(ctx=%lx)\n", (unsigned long)ctx);
+        printf("des_ede3_init_key(ctx=%lx)\n", ctx);
 	printf("\tKEY= ");
         for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n");
 	printf("\t IV= ");