ParseChain update
1. ParseChain modified to get rid of 0x0 termination restriction.
Upon now the certificate chain may contain mix of PEM or DER
certificates with or without any separating symbols.
2. Add unit test for ParseChain
Change-Id: I6a2d6664c323e415e79fbddf63842b29fe15e338
Signed-off-by: Oleksii Beketov <ol.beketov@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/15509
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Greg Zaverucha <gregz@microsoft.com>
Reviewed-by: Jongsung Lee <js126.lee@samsung.com>
Reviewed-by: Randeep Singh <randeep.s@samsung.com>
Signed-off-by: Oleksii Beketov <ol.beketov@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/16541
Tested-by: jenkins-iotivity <jenkins@iotivity.org>