#!/bin/bash

#+--------------------------------------------------------------------------------------------
#|Description:  This shell script used download and compile openssl for ARM
#|     Author:  GuoWenxue <guowenxue@gmail.com>
#|  ChangeLog:
#|           1, Initialize 1.0.0 on 2011.04.12
#+--------------------------------------------------------------------------------------------

JOBS=`cat /proc/cpuinfo |grep "processor"|wc -l`

PRJ_PATH=`pwd`
PREFIX_PATH=`pwd`/../install

LYFTP_SRC=ftp://master.iot-yun.club/src/

CROSSTOOL=arm-linux-gnueabihf-

# display in red
function pr_error() {
    echo -e "\033[40;31m --E-- $1 \033[0m"
}

# display in yellow
function pr_warn() {
    echo -e "\033[40;33m --W-- $1 \033[0m"
}

# display in green
function pr_info() {
    echo -e "\033[40;32m --I-- $1 \033[0m"
}


function msg_banner()
{
    echo ""
    echo "+-----------------------------------------------------------------------"
    echo -e "|\033[40;33m  $1 \033[0m"
    echo "+-----------------------------------------------------------------------"
    echo ""
}

function check_result()
{
    if [ $? != 0 ] ; then
        pr_error $1
    fi  
}


function export_cross()
{
    # export cross toolchain
    export CC=${CROSSTOOL}gcc
    export AS=${CROSSTOOL}as
    export AR=${CROSSTOOL}ar
    export LD=${CROSSTOOL}ld
    export NM=${CROSSTOOL}nm
    export RANLIB=${CROSSTOOL}ranlib
    export OBJDUMP=${CROSSTOOL}objdump
    export STRIP=${CROSSTOOL}strip

    # export cross configure 
    export CONFIG_CROSS=" --build=i686-pc-linux --host=arm-linux "

    # Clear LDFLAGS and CFLAGS
    export LDFLAGS=
    export CFLAGS=
}

function compile_openssl()
{
    SRC_NAME=openssl-1.1.1n
    PACK_SUFIX=tar.gz 

    if [ -f ${PREFIX_PATH}/lib/libcrypto.a ] ; then 
		msg_banner "$SRC_NAME already compile and installed"
        return 0;
    fi  
    
    msg_banner "Start cross compile $SRC_NAME " 
    if [ ! -f ${SRC_NAME}.${PACK_SUFIX} ] ; then 
        #wget https://www.openssl.org/source/${SRC_NAME}.${PACK_SUFIX} 
        wget ${LYFTP_SRC}/${SRC_NAME}.${PACK_SUFIX}
        check_result "ERROR: download ${SRC_NAME} failure"
    fi  

    tar -xzf ${SRC_NAME}.${PACK_SUFIX}
    cd ${SRC_NAME} 
    
    CROSS_COMPILE=${CROSSTOOL} CFLAGS=-I${PRJ_PATH}/cryptodev-linux ./Configure \
        threads -shared -no-zlib --prefix=$PREFIX_PATH --openssldir=$PREFIX_PATH \
        linux-armv4

    make -j ${JOBS} && make install 
    check_result "ERROR: compile ${SRC_NAME} failure" 

    cd - 
} 

compile_openssl