[Minios-devel] [UNIKRAFT PATCH v3 00/10] Add Xenbus support

[Costin Lupu <costin.lupu@xxxxxxxxx>]

The current patch series introduce the implementation for Xenbus and
Xenstore communication support.

Changes since v1:
- Add 'strdup' to nolibc
- Split Xenbus patch into multiple patches
- Remove 'xs_join' from Xenstore API
- Change 'xs_readf' to 'xs_scanf'
- Rewrite API for setting Xenstore permissions
- Redesign watches logic
- Rename 'xs_req' structure to 'xs_iovec'
- Rewrite IDs allocation logic for Xenstore requests
- Remove 'xenbus_wait_for_value' function from client API.
- Update documentation

Changes since v2:
- Keep error number sign in errptr.h macros
- Add 'strndup' to nolibc
- Add exportsyms.uk
- Bring back XS_IOVEC_STR_NULL
- Add 'xs_del_perm' function for deleting permissions
- Rename REQID_MAP_* macros to XS_REQ_POOL_*
- Use the xenstore thread for sending requests
- Allocate request IDs sequentially


Costin Lupu (10):
  errptr.h: Keep the sign for errno values in ERR2PTR, PTR2ERR
  lib/nolibc: Add strndup and strdup functions
  plat/xen: Add Xenbus driver registration support
  plat/xen: Add support for communication with Xenstore daemon
  plat/xen: Add API for Xenstore messages
  plat/xen: Introduce client API for Xenbus drivers
  plat/xen: Introduce Xenbus watch
  plat/xen: Add Xenstore watch support
  plat/xen: Add driver state functions to client API
  plat/xen: Add Xenbus device probing

 include/uk/errptr.h              |   4 +-
 lib/nolibc/exportsyms.uk         |   2 +
 lib/nolibc/include/string.h      |   2 +
 lib/nolibc/string.c              |  22 ++
 plat/xen/Config.uk               |   8 +
 plat/xen/Makefile.uk             |  15 +-
 plat/xen/include/xenbus/client.h | 125 +++++++
 plat/xen/include/xenbus/xenbus.h | 149 ++++++++
 plat/xen/include/xenbus/xs.h     | 301 ++++++++++++++++
 plat/xen/xenbus/client.c         | 239 +++++++++++++
 plat/xen/xenbus/exportsyms.uk    |  34 ++
 plat/xen/xenbus/xenbus.c         | 257 ++++++++++++++
 plat/xen/xenbus/xs.c             | 735 +++++++++++++++++++++++++++++++++++++++
 plat/xen/xenbus/xs_comms.c       | 622 +++++++++++++++++++++++++++++++++
 plat/xen/xenbus/xs_comms.h       |  64 ++++
 plat/xen/xenbus/xs_watch.c       | 121 +++++++
 plat/xen/xenbus/xs_watch.h       |  81 +++++
 17 files changed, 2778 insertions(+), 3 deletions(-)
 create mode 100644 plat/xen/include/xenbus/client.h
 create mode 100644 plat/xen/include/xenbus/xenbus.h
 create mode 100644 plat/xen/include/xenbus/xs.h
 create mode 100644 plat/xen/xenbus/client.c
 create mode 100644 plat/xen/xenbus/exportsyms.uk
 create mode 100644 plat/xen/xenbus/xenbus.c
 create mode 100644 plat/xen/xenbus/xs.c
 create mode 100644 plat/xen/xenbus/xs_comms.c
 create mode 100644 plat/xen/xenbus/xs_comms.h
 create mode 100644 plat/xen/xenbus/xs_watch.c
 create mode 100644 plat/xen/xenbus/xs_watch.h

-- 
2.11.0


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