[U-Boot] [PATCH v1 00/11] import x509/pkcs7 parsers from linux

[AKASHI Takahiro <takahiro.akashi@linaro.org>]

I hope this patch set will be reviewed promptly as I'm aiming to
push my "UEFI secure boot" patch for v2020.01.

On Fri, Oct 11, 2019 at 04:41:49PM +0900, AKASHI Takahiro wrote:
> Asn1 parsers of x509 certificates and pkcs7 messages are required
> to implement image authentication and variable authentication as
> part of UEFI secure boot feature.
> 
> As we discussed before in the thread[1], most people insisted that
> we should re-use corresponding source code from Linux repository
> for this purpose.
> 
> Here is my attempt to import all the necessary files from Linux; Those
> will eventually be part of UEFI secure boot implementation, but I'd like
> to get early feedback from other peoples before submitting the whole
> patchset so that they will be better formatted for merging.
> 
> My approach here is
> * files from the latest Linux
> * modify files as little as possible
> * mark/protect unavoidable changes with "#if(n)def __UBOOT__"
> so that future fixes/differences in Linux repository will easily
> be applied to U-Boot.
> 
> Please note that checkpatch.pl will complain with a bunch of
> warnings/errors but I intentionally left them unchanged for the sake
> of better maintainability I said above.
> 
> Any comments will be appreciated.
> -Takahiro Akashi
> 
> [1] https://lists.denx.de/pipermail/u-boot/2019-April/366423.html
> 
> Changes in v1 (Oct 11, 2019) from RFC
> * change the kernel code base from v5.0 to v5.3

* add preparatory patches (#1, #2 and #3)

-Takahiro Akashi

> * comment off x509_check_for_self_signed() which is not useful
>   for UEFI secure boot (patch#9)
> * improve usages of "#if(n)def __UBOOT__* to minimize differences
>   between U-Boot and linux kernel
> 
> AKASHI Takahiro (11):
>   linux_compat: add kmemdup()
>   include: time.h: define time64_t
>   include: kernel.h: include printk.h
>   cmd: add asn1_compiler
>   Makefile: add build script for asn1 parsers
>   lib: add asn1 decoder
>   lib: add oid registry utility
>   lib: crypto: add public key utility
>   lib: crypto: add x509 parser
>   lib: crypto: add pkcs7 message parser
>   lib: crypto: add rsa public key parser
> 
>  cmd/Kconfig                       |    3 +
>  include/crypto/internal/rsa.h     |   57 +
>  include/crypto/pkcs7.h            |   47 +
>  include/crypto/public_key.h       |   90 ++
>  include/keys/asymmetric-type.h    |   88 ++
>  include/linux/asn1.h              |   65 ++
>  include/linux/asn1_ber_bytecode.h |   89 ++
>  include/linux/asn1_decoder.h      |   20 +
>  include/linux/compat.h            |    4 +-
>  include/linux/kernel.h            |    2 +
>  include/linux/oid_registry.h      |  117 +++
>  include/linux/time.h              |   24 +
>  lib/Kconfig                       |   12 +
>  lib/Makefile                      |   18 +
>  lib/asn1_decoder.c                |  527 ++++++++++
>  lib/build_OID_registry            |  203 ++++
>  lib/crypto/Kconfig                |   38 +
>  lib/crypto/Makefile               |   46 +
>  lib/crypto/asymmetric_type.c      |  668 ++++++++++++
>  lib/crypto/pkcs7.asn1             |  135 +++
>  lib/crypto/pkcs7_parser.c         |  693 +++++++++++++
>  lib/crypto/pkcs7_parser.h         |   65 ++
>  lib/crypto/public_key.c           |  376 +++++++
>  lib/crypto/rsa_helper.c           |  198 ++++
>  lib/crypto/rsapubkey.asn1         |    4 +
>  lib/crypto/x509.asn1              |   60 ++
>  lib/crypto/x509_akid.asn1         |   35 +
>  lib/crypto/x509_cert_parser.c     |  697 +++++++++++++
>  lib/crypto/x509_parser.h          |   57 +
>  lib/crypto/x509_public_key.c      |  292 ++++++
>  lib/linux_compat.c                |   11 +
>  lib/oid_registry.c                |  179 ++++
>  scripts/Makefile                  |    3 +
>  scripts/Makefile.build            |    2 +-
>  scripts/asn1_compiler.c           | 1611 +++++++++++++++++++++++++++++
>  35 files changed, 6533 insertions(+), 3 deletions(-)
>  create mode 100644 include/crypto/internal/rsa.h
>  create mode 100644 include/crypto/pkcs7.h
>  create mode 100644 include/crypto/public_key.h
>  create mode 100644 include/keys/asymmetric-type.h
>  create mode 100644 include/linux/asn1.h
>  create mode 100644 include/linux/asn1_ber_bytecode.h
>  create mode 100644 include/linux/asn1_decoder.h
>  create mode 100644 include/linux/oid_registry.h
>  create mode 100644 lib/asn1_decoder.c
>  create mode 100755 lib/build_OID_registry
>  create mode 100644 lib/crypto/Kconfig
>  create mode 100644 lib/crypto/Makefile
>  create mode 100644 lib/crypto/asymmetric_type.c
>  create mode 100644 lib/crypto/pkcs7.asn1
>  create mode 100644 lib/crypto/pkcs7_parser.c
>  create mode 100644 lib/crypto/pkcs7_parser.h
>  create mode 100644 lib/crypto/public_key.c
>  create mode 100644 lib/crypto/rsa_helper.c
>  create mode 100644 lib/crypto/rsapubkey.asn1
>  create mode 100644 lib/crypto/x509.asn1
>  create mode 100644 lib/crypto/x509_akid.asn1
>  create mode 100644 lib/crypto/x509_cert_parser.c
>  create mode 100644 lib/crypto/x509_parser.h
>  create mode 100644 lib/crypto/x509_public_key.c
>  create mode 100644 lib/oid_registry.c
>  create mode 100644 scripts/asn1_compiler.c
> 
> -- 
> 2.21.0
>