[crypto] Allow signed timestamp error margin to be configured at build time

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2014-03-30 20:07:14 +01:00
parent d90490578d
commit 7c7c957094
4 changed files with 28 additions and 12 deletions

22
src/config/crypto.h Normal file
View File

@@ -0,0 +1,22 @@
#ifndef CONFIG_CRYPTO_H
#define CONFIG_CRYPTO_H
/** @file
*
* Cryptographic configuration
*
*/
FILE_LICENCE ( GPL2_OR_LATER );
/** Margin of error (in seconds) allowed in signed timestamps
*
* We default to allowing a reasonable margin of error: 12 hours to
* allow for the local time zone being non-GMT, plus 30 minutes to
* allow for general clock drift.
*/
#define TIMESTAMP_ERROR_MARGIN ( ( 12 * 60 + 30 ) * 60 )
#include <config/local/crypto.h>
#endif /* CONFIG_CRYPTO_H */