Re: [U-Boot] [PATCH v2 03/16] efi_loader: add signature verification functions

On Tue, Nov 26, 2019 at 01:55:29PM +0200, Ilias Apalodimas wrote:

[...]

...

• /* verify signature */

• /* against digest */
  

• c = 0x31;
  

• regtmp[0].data = &c;
  

• regtmp[0].size = 1;
  

Is there a reason for '1' instea of sizeof(c)?

Yes, it explicitly says that we want to add *exact one byte* for hash calculation here.

Thanks, -Takahiro Akashi

...

• regtmp[1].data = ps_info->authattrs;
  

• regtmp[1].size = ps_info->authattrs_len;
  

+out:

Thanks /Ilias