tree 6659ab34b7d8927fccdc66c997663d3679b7acea
parent 1577f270c89b5ca8cba9c8bdc20ffef47b4959a8
author Qixiang Xu <qixiang.xu@arm.com> 1506068501 +0800
committer Qixiang Xu <qixiang.xu@arm.com> 1507527031 +0800

cert_tool: Fix ECDSA certificates create failure

Commit a8eb286adaa73e86305317b9cae15d41c57de8e7 introduced the
following error when creating ECDSA certificates.
    ERROR:   Error creating key 'Trusted World key'
    Makefile:634: recipe for target 'certificates' failed
    make: *** [certificates] Error 1

this patch adds the function to create PKCS#1 v1.5.

Change-Id: Ief96d55969d5e9877aeb528c6bb503b560563537
Signed-off-by: Qixiang Xu <qixiang.xu@arm.com>