Wireshark · Wireshark-commits: [Wireshark-commits] master 5750c49: protobuf: add support for Protocol Buffers Language (*.proto) fi

[Wireshark code review <code-review-do-not-reply@xxxxxxxxxxxxx>]

URL: https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=5750c4981c56464ef1dbb8d7cfb0446cdb4b12ec
Submitter: "Anders Broman <a.broman58@xxxxxxxxx>"
Changed: branch: master
Repository: wireshark

Commits:

5750c49 by Huang Qiangxiong (qiangxiong.huang@xxxxxx):

    protobuf: add support for Protocol Buffers Language (*.proto) files
    
    1. A C-style Protocol Buffers Language (PBL) parser for *.proto file is added.
    It contains protobuf_lang_scanner.l (lex scanner), epan/protobuf_lang.y (grammar
    parser), and protobuf_lang_tree.h/c (grammar tree implementation).
    
    2. The protobuf-helper.h/cpp is an interface wrapper layer. If one day C++ is allowed,
    we can create a protobuf-helper.cpp file, which using offical protobuf C++
    library, to replace protobuf-helper.c. That keeps packet-protobuf.c unchanged.
    
    3. User can specify protobuf search paths, and the UDP ports to protobuf message type
    maps at the Protobuf protocol preferences.
    
    4. Other dissectors can pass the message type to Protobuf dissector by data parameter
    or pinfo->private_table["pb_msg_type"] (pinfo.private["pb_msg_type"] in lua).
    
    Some Sample of GRPC with Protobuf captures can be found in Bug: 13932.
    
    Bug: 13932
    Change-Id: Ife16c2f7b381296f8db4740dabe5f8362a456f48
    Reviewed-on: https://code.wireshark.org/review/22892
    Petri-Dish: Anders Broman <a.broman58@xxxxxxxxx>
    Tested-by: Petri Dish Buildbot
    Reviewed-by: Anders Broman <a.broman58@xxxxxxxxx>
    

Actions performed:

    from  0d8bebc   SMB: fix dissection of Directory Information field in Search (0x81) response
     add  5750c49   protobuf: add support for Protocol Buffers Language (*.proto) files


Summary of changes:
 docbook/release-notes.adoc                   |   1 +
 docbook/wsug_src/WSUG_chapter_customize.adoc |  78 +++
 epan/CMakeLists.txt                          |   7 +
 epan/dissectors/packet-protobuf.c            | 813 ++++++++++++++++++++-----
 epan/protobuf-helper.c                       | 215 +++++++
 epan/protobuf-helper.h                       | 209 +++++++
 epan/protobuf_lang.y                         | 621 +++++++++++++++++++
 epan/protobuf_lang_scanner.l                 | 199 +++++++
 epan/protobuf_lang_tree.c                    | 850 +++++++++++++++++++++++++++
 epan/protobuf_lang_tree.h                    | 340 +++++++++++
 10 files changed, 3174 insertions(+), 159 deletions(-)
 create mode 100644 epan/protobuf-helper.c
 create mode 100644 epan/protobuf-helper.h
 create mode 100644 epan/protobuf_lang.y
 create mode 100644 epan/protobuf_lang_scanner.l
 create mode 100644 epan/protobuf_lang_tree.c
 create mode 100644 epan/protobuf_lang_tree.h