dropbear: make ssh compression support configurable

Adds config option to enable compression support which is usefull
when using a terminal sessions over a slow link. Impact on binary
size is negligible but additional 60 kB (uncompressed) is needed for
a shared zlib library.

Signed-off-by: Marcin Jurkowski <marcin1j@gmail.com>
master
Marcin Jurkowski 7 years ago committed by Hans Dedecker
parent 00e9a7aacb
commit a816e1eac7
  1. 9
      package/network/services/dropbear/Config.in
  2. 7
      package/network/services/dropbear/Makefile

@ -32,6 +32,15 @@ config DROPBEAR_ECC
Increases binary size by about 23 kB (MIPS).
config DROPBEAR_ZLIB
bool "Enable compression"
default n
help
Enables compression using shared zlib library.
Increases binary size by about 0.1 kB (MIPS) and requires additional 62 kB (MIPS)
for a shared zlib library.
config DROPBEAR_UTMP
bool "Utmp support"
default n

@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=dropbear
PKG_VERSION:=2017.75
PKG_RELEASE:=3
PKG_RELEASE:=4
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
PKG_SOURCE_URL:= \
@ -23,7 +23,7 @@ PKG_LICENSE_FILES:=LICENSE libtomcrypt/LICENSE libtommath/LICENSE
PKG_BUILD_PARALLEL:=1
PKG_USE_MIPS16:=0
PKG_CONFIG_DEPENDS:=CONFIG_TARGET_INIT_PATH CONFIG_DROPBEAR_ECC CONFIG_DROPBEAR_CURVE25519
PKG_CONFIG_DEPENDS:=CONFIG_TARGET_INIT_PATH CONFIG_DROPBEAR_ECC CONFIG_DROPBEAR_CURVE25519 CONFIG_DROPBEAR_ZLIB
include $(INCLUDE_DIR)/package.mk
@ -44,6 +44,7 @@ define Package/dropbear
SECTION:=net
CATEGORY:=Base system
TITLE:=Small SSH2 client/server
DEPENDS:= +DROPBEAR_ZLIB:zlib
endef
define Package/dropbear/description
@ -74,7 +75,7 @@ CONFIGURE_ARGS += \
--disable-loginfunc \
$(if $(CONFIG_DROPBEAR_PUTUTLINE),,--disable-pututline) \
--disable-pututxline \
--disable-zlib \
$(if $(CONFIG_DROPBEAR_ZLIB),,--disable-zlib) \
--enable-bundled-libtom
TARGET_CFLAGS += -DARGTYPE=3 -ffunction-sections -fdata-sections

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