net-misc/vde: Fix build with >=dev-libs/openssl-1.1

Closes: https://bugs.gentoo.org/673928
Package-Manager: Portage-2.3.66, Repoman-2.3.12
Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>

2 files changed, 109 insertions, 0 deletions

diff --git a/net-misc/vde/files/vde-2.3.2-openssl-1.1.patch b/net-misc/vde/files/vde-2.3.2-openssl-1.1.patch
new file mode 100644
index 000000000000..b490b93350f4
--- /dev/null
+++ b/net-misc/vde/files/vde-2.3.2-openssl-1.1.patch
@@ -0,0 +1,104 @@
+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(-)
+
+diff --git a/src/vde_cryptcab/cryptcab.c b/src/vde_cryptcab/cryptcab.c
+index c5b4474..a2780f1 100644
+--- a/src/vde_cryptcab/cryptcab.c	2011-11-23 16:41:17.000000000 +0000
++++ b/src/vde_cryptcab/cryptcab.c	2017-03-20 22:54:20.452975075 +0000
+@@ -22,7 +22,7 @@
+ 	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 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;
+@@ -103,19 +107,21 @@
+ 	}
+ 
+ 	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 + olen, &tlen) != 1)
++	if (EVP_EncryptFinal (ctx, dst + olen, &tlen) != 1)
+ 	{
+ 		fprintf (stderr,"error in encrypt final\n");
+ 		olen = -1;
+@@ -124,7 +130,7 @@
+ 	olen += tlen;
+ 
+ cleanup:
+-	EVP_CIPHER_CTX_cleanup(&ctx);	
++	EVP_CIPHER_CTX_reset(ctx);
+ 	return olen;
+ }
+ 
+@@ -138,19 +144,21 @@
+ 	}
+ 	
+ 	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, len) != 1)
++	EVP_DecryptInit (ctx, EVP_bf_cbc (), p->key, p->iv);
++	if (EVP_DecryptUpdate (ctx, dst, &olen, src, len) != 1)
+ 	{
+ 		fprintf (stderr,"error in decrypt update\n");
+ 		olen = -1;
+ 		goto cleanup;
+ 	}
+ 
+-	if (EVP_DecryptFinal (&ctx, dst + olen, &tlen) != 1)
++	if (EVP_DecryptFinal (ctx, dst + olen, &tlen) != 1)
+ 	{
+ 		fprintf (stderr,"error in decrypt final\n");
+ 		olen = -1;
+@@ -159,7 +167,7 @@
+ 	olen += tlen;
+ 
+ cleanup:
+-	EVP_CIPHER_CTX_cleanup(&ctx);	
++	EVP_CIPHER_CTX_reset (ctx);
+ 	return olen;
+ }
+ 
diff --git a/net-misc/vde/vde-2.3.2-r4.ebuild b/net-misc/vde/vde-2.3.2-r4.ebuild
index f5df46fa334a..93a75bf2b542 100644
--- a/net-misc/vde/vde-2.3.2-r4.ebuild
+++ b/net-misc/vde/vde-2.3.2-r4.ebuild
@@ -39,6 +39,11 @@ pkg_setup() {
 	use python && python-single-r1_pkg_setup
 }
 
+src_prepare() {
+	default
+	has_version ">=dev-libs/openssl-1.1.0" && eapply "${FILESDIR}/${P}-openssl-1.1.patch"
+}
+
 src_configure() {
 	filter-flags -O0 -Os
 	econf \