Cross Compile SSH Server Dropbear For ARM

Requirements:

• ubuntu 8.04
• gcc 4.2.3
• arm_v5t_le-gcc 3.4.3

Source:

• [http://www.zlib.net/ Zlib]
• [http://www.ucc.asn.au/~matt/dropbear/dropbear.html Dropbear]

Install Zlib:

• wget http://www.zlib.net/zlib-1.2.3.tar.gz

• tar zxvf zlib-1.2.3.tar.gz

• mkdir zlib

• cd zlib-1.2.3/

• CC=arm_v5t_le-gcc ./configure --prefix=/home/border/work/SMG/build-tools/zlib

• make

• make install

Install Dropbear:

• wget http://matt.ucc.asn.au/dropbear/releases/dropbear-0.51.tar.gz

• tar zxvf dropbear-0.51.tar.gz

• mkdir dropbear-build

• cd dropbear-build/

• mkdir build

• ../dropbear-0.51/configure --prefix=/home/border/work/SMG/build-tools/dropbear-build/build/ \
     --with-zlib=/home/border/work/SMG/build-tools/zlib/ CC=arm_v5t_le-gcc --host=arm

• make

• make scp

• sudo make install

• sudo cp scp build/bin/

border@b0rder:~/work/SMG/build-tools/dropbear-build/build$ tree
.
|-- bin
|   |-- dbclient
|   |-- dropbearconvert
|   |-- dropbearkey
|   `-- scp
`-- sbin
    `-- dropbear

Server Key:

• cd /etc

• mkdir dropbear

• cd dropbear

• dropbearkey -t rsa -f dropbear_rsa_host_key

• dropbearkey -t dss -f dropbear_dss_host_key