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|
Piztor Transmission Protocol v0.3
---------------------------------
- General
- Request
::
+---4b---+---1b---+-------?b--------+
| LENGTH | OPT_ID | SPECIFIC DATA |
+--int---+-uchar--+-----------------+
- Response
::
+---4b---+---1b---+------?b---------+
| LENGTH | OPT_ID | SPECIFIC DATA |
+--int---+-uchar--+-----------------+
Notice:
- In following sections, ``LENGTH`` part is left out for clarity.
- ``PADDING`` has value ``0``.
- ``AUTH_HEAD`` structure:
::
+----32b-----+----?b----+----1b---+
| USER_TOKEN | USERNAME | PADDING |
+----raw-----+----------+---------+
- Authentication
- Request
::
+--1b---+-----?b------+----1b----+-----?b-----+
| 0x00 | USERNAME | PADDING | PASSWORD |
+-uchar-+-------------+----------+------------+
- Response
::
+--1b---+---1b---+---4b----+----32b-----+
| 0x00 | STATUS | USER_ID | USER_TOKEN |
+-uchar-+--uchar-+---int---+----raw-----+
``STATUS`` :
- ``0x00`` for success
- ``0x01`` for failure
- Location Update
- Request
::
+--1b---+-----?b------+----8b------+------8b-----+
| 0x01 | AUTH_HEAD | LATITUDE | LONGITUDE |
+-uchar-+-------------+---double---+---double----+
- Response
::
+--1b---+---1b---+
| 0x01 | STATUS |
+-uchar-+--uchar-+
``STATUS`` :
- ``0x00`` for success
- ``0x01`` for invalid token
- Location Information
- Request
::
+--1b---+------?b------+------4b-----+
| 0x02 | AUTH_HEAD | GROUP_ID |
+-uchar-+--------------+-----int-----+
- Response
::
+--1b---+---1b---+-----4b----+------20b-------+-----+
| 0x02 | STATUS | ENTRY_CNT | LOCATION_ENTRY | ... |
+-uchar-+-uchar--+----int----+----------------+-----+
``LOCATION_ENTRY`` :
::
+---4b----+----8b----+-----8b----+
| USER_ID | LATITUDE | LONGITUDE |
+---int---+--double--+--double---+
|