File vde2-openssl_1.1_compatibility.patch of Package vde2

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File vde2-openssl_1.1_compatibility.patch of Package vde2 (Revision 3a7517b2e4fd7f57e72fd75b184f09b6)

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## Description: add some description
## Origin/Author: add some origin or author
## Bug: bug URL
From 5f2c4c7b67617991af65798a4d177ada90f7e463 Mon Sep 17 00:00:00 2001
From: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
Date: Fri, 2 Sep 2016 19:52:49 +0000
Subject: [PATCH] vde_cryptcab: compile against openssl 1.1.0

Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
---
 src/vde_cryptcab/cryptcab.c | 30 +++++++++++++++++++-----------
 1 file changed, 19 insertions(+), 11 deletions(-)

Index: vde2-2.3.2+svn587/src/vde_cryptcab/cryptcab.c
===================================================================
--- vde2-2.3.2+svn587.orig/src/vde_cryptcab/cryptcab.c	2014-11-12 15:23:16.000000000 +0100
+++ vde2-2.3.2+svn587/src/vde_cryptcab/cryptcab.c	2017-09-11 12:55:15.457196155 +0200
@@ -22,7 +22,7 @@ static void Usage(char *programname)
 	exit(1);
 }
 	
-static EVP_CIPHER_CTX ctx;
+static EVP_CIPHER_CTX *ctx;
 static int ctx_initialized = 0;
 static int encryption_disabled = 0;
 static int nfd;
@@ -30,6 +30,10 @@ static unsigned long long mycounter=1;
 static struct vde_open_args open_args={.port=0,.group=NULL,.mode=0700};
 static int verbose = 0;
 
+#if OPENSSL_VERSION_NUMBER < 0x10100000
+#define EVP_CIPHER_CTX_reset(x)	EVP_CIPHER_CTX_cleanup(x)
+#endif
+
 void vc_printlog(int priority, const char *format, ...)
 {
 	va_list arg;
@@ -105,19 +109,21 @@ int data_encrypt(unsigned char *src, uns
 	}
 
 	if (!ctx_initialized) {
-		EVP_CIPHER_CTX_init (&ctx);
+		ctx = EVP_CIPHER_CTX_new ();
+		if (!ctx)
+			return -1;
 		ctx_initialized = 1;
 	}
 	
-	EVP_EncryptInit (&ctx, EVP_bf_cbc (), p->key, p->iv);
-	if (EVP_EncryptUpdate (&ctx, dst, &olen, src, len) != 1)
+	EVP_EncryptInit (ctx, EVP_bf_cbc (), p->key, p->iv);
+	if (EVP_EncryptUpdate (ctx, dst, &olen, src, len) != 1)
 	{
 		fprintf (stderr,"error in encrypt update\n");
 		olen = -1;
 		goto cleanup;
 	}
 
-	if (EVP_EncryptFinal (&ctx, dst + ulen, &tlen) != 1)
+	if (EVP_EncryptFinal (ctx, dst + ulen, &tlen) != 1)
 	{
 		fprintf (stderr,"error in encrypt final\n");
 		olen = -1;
@@ -126,7 +132,7 @@ int data_encrypt(unsigned char *src, uns
 	olen += tlen;
 
 cleanup:
-	EVP_CIPHER_CTX_cleanup(&ctx);	
+	EVP_CIPHER_CTX_reset(ctx);
 	return olen;
 }
 
@@ -142,19 +148,21 @@ int data_decrypt(unsigned char *src, uns
 	}
 	
 	if (!ctx_initialized) {
-		EVP_CIPHER_CTX_init (&ctx);
+		ctx = EVP_CIPHER_CTX_new ();
+		if (!ctx)
+			return -1;
 		ctx_initialized = 1;
 	}
 
-	EVP_DecryptInit (&ctx, EVP_bf_cbc (), p->key, p->iv);
-	if (EVP_DecryptUpdate (&ctx, dst, &olen, src, ulen) != 1)
+	EVP_DecryptInit (ctx, EVP_bf_cbc (), p->key, p->iv);
+	if (EVP_DecryptUpdate (ctx, dst, &olen, src, ulen) != 1)
 	{
 		fprintf (stderr,"error in decrypt update\n");
 		olen = -1;
 		goto cleanup;
 	}
 
-	if (EVP_DecryptFinal (&ctx, dst + ulen, &tlen) != 1)
+	if (EVP_DecryptFinal (ctx, dst + ulen, &tlen) != 1)
 	{
 		fprintf (stderr,"error in decrypt final, ulen = %d, tlen = %d\n", ulen, tlen);
 		olen = -1;
@@ -163,7 +171,7 @@ int data_decrypt(unsigned char *src, uns
 	olen += tlen;
 
 cleanup:
-	EVP_CIPHER_CTX_cleanup(&ctx);	
+	EVP_CIPHER_CTX_reset (ctx);
 	return olen;
 }

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File vde2-openssl_1.1_compatibility.patch of Package vde2 (Revision 3a7517b2e4fd7f57e72fd75b184f09b6)

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