dropbear: update 2019.78 -> 2020.79

Refresh dropbear-disable-weak-ciphers.patch as some weak items
have been dropped upstream.

License-Update: curve25519 changed to public domain
(From OE-Core rev: 1620a815f6fbe20e5b570ed254187856bb37c184)

Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

4 files changed, 19 insertions, 29 deletions

diff --git a/meta/recipes-core/dropbear/dropbear.inc b/meta/recipes-core/dropbear/dropbear.inc
index 7269888a4e..240e328ed2 100644
--- a/meta/recipes-core/dropbear/dropbear.inc
+++ b/meta/recipes-core/dropbear/dropbear.inc
@@ -5,7 +5,7 @@ SECTION = "console/network"
 # some files are from other projects and have others license terms:
 #   public domain, OpenSSH 3.5p1, OpenSSH3.6.1p2, PuTTY
 LICENSE = "MIT & BSD-3-Clause & BSD-2-Clause & PD"
-LIC_FILES_CHKSUM = "file://LICENSE;md5=a5ec40cafba26fc4396d0b550f824e01"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=da58928b5d844c6667963cb5a109272d"
 
 DEPENDS = "zlib virtual/crypt"
 RPROVIDES_${PN} = "ssh sshd"
diff --git a/meta/recipes-core/dropbear/dropbear/dropbear-disable-weak-ciphers.patch b/meta/recipes-core/dropbear/dropbear/dropbear-disable-weak-ciphers.patch
index e48a34bac0..b54581f17a 100644
--- a/meta/recipes-core/dropbear/dropbear/dropbear-disable-weak-ciphers.patch
+++ b/meta/recipes-core/dropbear/dropbear/dropbear-disable-weak-ciphers.patch
@@ -1,33 +1,24 @@
-This feature disables all CBC, SHA1, and diffie-hellman group1 ciphers 
+From c347ece05a7fdbf50d76cb136b9ed45caed333f6 Mon Sep 17 00:00:00 2001
+From: Joseph Reynolds <joseph.reynolds1@ibm.com>
+Date: Thu, 20 Jun 2019 16:29:15 -0500
+Subject: [PATCH] dropbear: new feature: disable-weak-ciphers
+
+This feature disables all CBC, SHA1, and diffie-hellman group1 ciphers
 in the dropbear ssh server and client since they're considered weak ciphers
 and we want to support the stong algorithms.
 
 Upstream-Status: Inappropriate [configuration]
 Signed-off-by: Joseph Reynolds <joseph.reynolds1@ibm.com>
 
-Index: dropbear-2019.78/default_options.h
-===================================================================
---- dropbear-2019.78.orig/default_options.h
-+++ dropbear-2019.78/default_options.h
-@@ -91,7 +91,7 @@ IMPORTANT: Some options will require "ma
- 
- /* Enable CBC mode for ciphers. This has security issues though
-  * is the most compatible with older SSH implementations */
--#define DROPBEAR_ENABLE_CBC_MODE 1
-+#define DROPBEAR_ENABLE_CBC_MODE 0
- 
- /* Enable "Counter Mode" for ciphers. This is more secure than
-  * CBC mode against certain attacks. It is recommended for security
-@@ -101,7 +101,7 @@ IMPORTANT: Some options will require "ma
- /* Message integrity. sha2-256 is recommended as a default, 
-    sha1 for compatibility */
- #define DROPBEAR_SHA1_HMAC 1
--#define DROPBEAR_SHA1_96_HMAC 1
-+#define DROPBEAR_SHA1_96_HMAC 0
- #define DROPBEAR_SHA2_256_HMAC 1
- 
- /* Hostkey/public key algorithms - at least one required, these are used
-@@ -149,12 +149,12 @@ IMPORTANT: Some options will require "ma
+---
+ default_options.h | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/default_options.h b/default_options.h
+index 1aa2297..7ff1394 100644
+--- a/default_options.h
++++ b/default_options.h
+@@ -163,12 +163,12 @@ IMPORTANT: Some options will require "make clean" after changes */
   * Small systems should generally include either curve25519 or ecdh for performance.
   * curve25519 is less widely supported but is faster
   */ 
diff --git a/meta/recipes-core/dropbear/dropbear_2019.78.bb b/meta/recipes-core/dropbear/dropbear_2019.78.bb
deleted file mode 100644
index d2cd8161bf..0000000000
--- a/meta/recipes-core/dropbear/dropbear_2019.78.bb
+++ /dev/null
@@ -1,4 +0,0 @@
-require dropbear.inc
-
-SRC_URI[md5sum] = "a972c85ed678ad0fdcb7844e1294fb54"
-SRC_URI[sha256sum] = "525965971272270995364a0eb01f35180d793182e63dd0b0c3eb0292291644a4"
diff --git a/meta/recipes-core/dropbear/dropbear_2020.79.bb b/meta/recipes-core/dropbear/dropbear_2020.79.bb
new file mode 100644
index 0000000000..43a17bf1e5
--- /dev/null
+++ b/meta/recipes-core/dropbear/dropbear_2020.79.bb
@@ -0,0 +1,3 @@
+require dropbear.inc
+
+SRC_URI[sha256sum] = "084f00546b1610a3422a0773e2c04cbe1a220d984209e033b548b49f379cc441"