1.准备
OpenSSL 源码可以直接去官网下载
make
2.参照文章
https://wiki.openssl.org/index.php/Android
https://segmentfault.com/a/1190000005747285
3.直接运行
chmod a+x build-openssl-android.sh
./build-openssl-android.sh
在openssl-1.0.2g目录下找到libcrypto.a libssl.a
或者/usr/local/ssl/android-21 去找
build-openssl-android.sh
#!/bin/bash
# Cross-compile environment for Android on ARMv7 and x86
#
# Contents licensed under the terms of the OpenSSL license
# http://www.openssl.org/source/license.html
#
# See http://wiki.openssl.org/index.php/FIPS_Library_and_Android
# and http://wiki.openssl.org/index.php/Android
#####################################################################
# Set NDK_ROOT to you NDK location. For example,
# /opt/android-ndk-r8e or /opt/android-ndk-r9. This can be done in a
# login script. If NDK_ROOT is not specified, the script will
# try to pick it up with the value of _NDK_ROOT below. If
# NDK_ROOT is set, then the value is ignored.
# _ANDROID_NDK="android-ndk-r8e"
_ANDROID_NDK="android-ndk-r10e"
# _ANDROID_NDK="android-ndk-r10"
# Set _ANDROID_EABI to the EABI you want to use. You can find the
# list in $NDK_ROOT/toolchains. This value is always used.
# _ANDROID_EABI="x86-4.6"
# _ANDROID_EABI="arm-linux-androideabi-4.6"
_ANDROID_EABI="arm-linux-androideabi-4.9"
# Set _ANDROID_ARCH to the architecture you are building for.
# This value is always used.
# _ANDROID_ARCH=arch-x86
_ANDROID_ARCH=arch-arm
# Set _ANDROID_API to the API you want to use. You should set it
# to one of: android-14, android-9, android-8, android-14, android-5
# android-4, or android-3. You can't set it to the latest (for
# example, API-17) because the NDK does not supply the platform. At
# Android 5.0, there will likely be another platform added (android-22?).
# This value is always used.
# _ANDROID_API="android-14"
_ANDROID_API="android-18"
# _ANDROID_API="android-19"
#####################################################################
# If the user did not specify the NDK location, try and pick it up.
# We expect something like NDK_ROOT=/opt/android-ndk-r8e
# or NDK_ROOT=/usr/local/android-ndk-r8e.
if [ -z "$NDK_ROOT" ]; then
_NDK_ROOT=""
if [ -z "$_NDK_ROOT" ] && [ -d "/usr/local/$_ANDROID_NDK" ]; then
_NDK_ROOT="/usr/local/$_ANDROID_NDK"
fi
if [ -z "$_NDK_ROOT" ] && [ -d "/opt/$_ANDROID_NDK" ]; then
_NDK_ROOT="/opt/$_ANDROID_NDK"
fi
if [ -z "$_NDK_ROOT" ] && [ -d "$HOME/$_ANDROID_NDK" ]; then
_NDK_ROOT="$HOME/$_ANDROID_NDK"
fi
if [ -z "$_NDK_ROOT" ] && [ -d "$PWD/$_ANDROID_NDK" ]; then
_NDK_ROOT="$PWD/$_ANDROID_NDK"
fi
# If a path was set, then export it
if [ ! -z "$_NDK_ROOT" ] && [ -d "$_NDK_ROOT" ]; then
export NDK_ROOT="$_NDK_ROOT"
fi
fi
# Error checking
# NDK_ROOT should always be set by the user (even when not running this script)
# http://groups.google.com/group/android-ndk/browse_thread/thread/a998e139aca71d77
if [ -z "$NDK_ROOT" ] || [ ! -d "$NDK_ROOT" ]; then
echo "Error: NDK_ROOT is not a valid path. Please edit this script."
# echo "$NDK_ROOT"
# exit 1
fi
# Error checking
if [ ! -d "$NDK_ROOT/toolchains" ]; then
echo "Error: NDK_ROOT/toolchains is not a valid path. Please edit this script."
# echo "$NDK_ROOT/toolchains"
# exit 1
fi
# Error checking
if [ ! -d "$NDK_ROOT/toolchains/$_ANDROID_EABI" ]; then
echo "Error: ANDROID_EABI is not a valid path. Please edit this script."
# echo "$NDK_ROOT/toolchains/$_ANDROID_EABI"
# exit 1
fi
#####################################################################
# Based on NDK_ROOT, try and pick up the required toolchain. We expect something like:
# /opt/android-ndk-r83/toolchains/arm-linux-androideabi-4.7/prebuilt/linux-x86_64/bin
# Once we locate the toolchain, we add it to the PATH. Note: this is the 'hard way' of
# doing things according to the NDK documentation for Ice Cream Sandwich.
# https://android.googlesource.com/platform/ndk/+/ics-mr0/docs/STANDALONE-TOOLCHAIN.html
ANDROID_TOOLCHAIN=""
for host in "linux-x86_64" "linux-x86" "darwin-x86_64" "darwin-x86"
do
if [ -d "$NDK_ROOT/toolchains/$_ANDROID_EABI/prebuilt/$host/bin" ]; then
ANDROID_TOOLCHAIN="$NDK_ROOT/toolchains/$_ANDROID_EABI/prebuilt/$host/bin"
break
fi
done
# Error checking
if [ -z "$ANDROID_TOOLCHAIN" ] || [ ! -d "$ANDROID_TOOLCHAIN" ]; then
echo "Error: ANDROID_TOOLCHAIN is not valid. Please edit this script."
# echo "$ANDROID_TOOLCHAIN"
# exit 1
fi
case $_ANDROID_ARCH in
arch-arm)
ANDROID_TOOLS="arm-linux-androideabi-gcc arm-linux-androideabi-ranlib arm-linux-androideabi-ld"
;;
arch-x86)
ANDROID_TOOLS="i686-linux-android-gcc i686-linux-android-ranlib i686-linux-android-ld"
;;
*)
echo "ERROR ERROR ERROR"
;;
esac
for tool in $ANDROID_TOOLS
do
# Error checking
if [ ! -e "$ANDROID_TOOLCHAIN/$tool" ]; then
echo "Error: Failed to find $tool. Please edit this script."
# echo "$ANDROID_TOOLCHAIN/$tool"
# exit 1
fi
done
# Only modify/export PATH if ANDROID_TOOLCHAIN good
if [ ! -z "$ANDROID_TOOLCHAIN" ]; then
export ANDROID_TOOLCHAIN="$ANDROID_TOOLCHAIN"
export PATH="$ANDROID_TOOLCHAIN":"$PATH"
fi
#####################################################################
# For the Android SYSROOT. Can be used on the command line with --sysroot
# https://android.googlesource.com/platform/ndk/+/ics-mr0/docs/STANDALONE-TOOLCHAIN.html
export ANDROID_SYSROOT="$NDK_ROOT/platforms/$_ANDROID_API/$_ANDROID_ARCH"
export CROSS_SYSROOT="$ANDROID_SYSROOT"
export NDK_SYSROOT="$ANDROID_SYSROOT"
# Error checking
if [ -z "$ANDROID_SYSROOT" ] || [ ! -d "$ANDROID_SYSROOT" ]; then
echo "Error: ANDROID_SYSROOT is not valid. Please edit this script."
# echo "$ANDROID_SYSROOT"
# exit 1
fi
#####################################################################
# If the user did not specify the FIPS_SIG location, try and pick it up
# If the user specified a bad location, then try and pick it up too.
if [ -z "$FIPS_SIG" ] || [ ! -e "$FIPS_SIG" ]; then
# Try and locate it
_FIPS_SIG=""
if [ -d "/usr/local/ssl/$_ANDROID_API" ]; then
_FIPS_SIG=`find "/usr/local/ssl/$_ANDROID_API" -name incore`
fi
if [ ! -e "$_FIPS_SIG" ]; then
_FIPS_SIG=`find $PWD -name incore`
fi
# If a path was set, then export it
if [ ! -z "$_FIPS_SIG" ] && [ -e "$_FIPS_SIG" ]; then
export FIPS_SIG="$_FIPS_SIG"
fi
fi
# Error checking. Its OK to ignore this if you are *not* building for FIPS
if [ -z "$FIPS_SIG" ] || [ ! -e "$FIPS_SIG" ]; then
echo "Error: FIPS_SIG does not specify incore module. Please edit this script."
# echo "$FIPS_SIG"
# exit 1
fi
#####################################################################
# Most of these should be OK (MACHINE, SYSTEM, ARCH). RELEASE is ignored.
export MACHINE=armv7
export RELEASE=2.6.37
export SYSTEM=android
export ARCH=arm
export CROSS_COMPILE="arm-linux-androideabi-"
if [ "$_ANDROID_ARCH" == "arch-x86" ]; then
export MACHINE=i686
export RELEASE=2.6.37
export SYSTEM=android
export ARCH=x86
export CROSS_COMPILE="i686-linux-android-"
fi
# For the Android toolchain
# https://android.googlesource.com/platform/ndk/+/ics-mr0/docs/STANDALONE-TOOLCHAIN.html
export ANDROID_SYSROOT="$NDK_ROOT/platforms/$_ANDROID_API/$_ANDROID_ARCH"
export SYSROOT="$ANDROID_SYSROOT"
export NDK_SYSROOT="$ANDROID_SYSROOT"
export ANDROID_NDK_SYSROOT="$ANDROID_SYSROOT"
export ANDROID_API="$_ANDROID_API"
# CROSS_COMPILE and ANDROID_DEV are DFW (Don't Fiddle With). Its used by OpenSSL build system.
# export CROSS_COMPILE="arm-linux-androideabi-"
export ANDROID_DEV="$NDK_ROOT/platforms/$_ANDROID_API/$_ANDROID_ARCH/usr"
export HOSTCC=gcc
VERBOSE=1
if [ ! -z "$VERBOSE" ] && [ "$VERBOSE" != "0" ]; then
echo "NDK_ROOT: $NDK_ROOT"
echo "ANDROID_ARCH: $_ANDROID_ARCH"
echo "ANDROID_EABI: $_ANDROID_EABI"
echo "ANDROID_API: $ANDROID_API"
echo "ANDROID_SYSROOT: $ANDROID_SYSROOT"
echo "ANDROID_TOOLCHAIN: $ANDROID_TOOLCHAIN"
echo "FIPS_SIG: $FIPS_SIG"
echo "CROSS_COMPILE: $CROSS_COMPILE"
echo "ANDROID_DEV: $ANDROID_DEV"
fi
cd openssl-1.0.2g
make clean
perl -pi -e 's/install: all install_docs install_sw/install: install_docs install_sw/g' Makefile.org
./config shared no-ssl2 no-ssl3 no-comp no-hw no-engine --openssldir=/usr/local/ssl/$ANDROID_API
make depend
make all
sudo -E make install CC=$ANDROID_TOOLCHAIN/arm-linux-androideabi-gcc RANLIB=$ANDROID_TOOLCHAIN/arm-linux-androideabi-ranlib
需要注意ndk环境变量配置；
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