buffers: adapt messages.c to ssh_buffer_(un)pack()
buffers: adapt messages.c to ssh_buffer_(un)pack()

Reviewed-by: Andreas Schneider <5be00ddc76278cf6077f5047ca3384a88460c671@samba.org>

Distrotech/libssh,sebadoom/libssh,DouglasHeriot/libssh,pouete/libssh,kedazo/libssh,wangshawn/libssh,pouete/libssh,mwgoldsmith/ssh,robxu9/libssh,kedazo/libssh,kedazo/libssh,nviennot/libssh,mwgoldsmith/ssh,sebadoom/libssh,DouglasHeriot/libssh,kedazo/libssh,robxu9/libssh,mwgoldsmith/ssh,mwgoldsmith/libssh,wangshawn/libssh,taikoo/libssh,robxu9/libssh,pouete/libssh,taikoo/libssh,wangshawn/libssh,mwgoldsmith/ssh,sebadoom/libssh,DouglasHeriot/libssh,mwgoldsmith/libssh,mwgoldsmith/libssh,nviennot/libssh,mwgoldsmith/libssh,sebadoom/libssh,wangshawn/libssh,nviennot/libssh,robxu9/libssh,taikoo/libssh,nviennot/libssh,Distrotech/libssh,pouete/libssh,taikoo/libssh,Distrotech/libssh,Distrotech/libssh,DouglasHeriot/libssh