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| author |   Romain Forlot <romain.forlot@iot.bzh> | 2017-09-19 23:29:55 +0200 |
|---|---|---|
| committer | Romain Forlot <romain.forlot@iot.bzh> | 2017-12-14 11:00:25 +0100 |
| commit | b68f95e384aa35b54e453b5e7d09dabf8d82340c (patch) | |
| tree | 484d64cedb2212a1a8729e6ed36d25627f37875c /docs/part-1 | |
| parent | 6bddf7ebf961762b1248cb58c0245e28f81b8d91 (diff) | |
Detailled transport layer architecture.
Change-Id: Id2e5622aeee5e670043fac26b10f012d09a7fea0
Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'docs/part-1')
| -rw-r--r-- | docs/part-1/1-Architecture.md | 14 | ||||
| -rw-r--r-- | docs/part-1/pictures/Global_Signaling_Architecture.png | bin | 182698 -> 195325 bytes |
2 files changed, 12 insertions, 2 deletions
diff --git a/docs/part-1/1-Architecture.md b/docs/part-1/1-Architecture.md index 9d1e328..daf1e37 100644 --- a/docs/part-1/1-Architecture.md +++ b/docs/part-1/1-Architecture.md @@ -10,9 +10,9 @@ Key here are on both layer, **low** and **high**. - **Low level** are in charge of handle a data exchange protocol to decode/encode and retransmit with an AGL compatible format, most convenient - way using **Application Framework** event. These are divised in two parts, + way using **Application Framework** event. These are divided in two parts, which are : - - Transport Layer plug-in that read/write 1 protocol. + - Transport Layer plug-in that are able to read/write a protocol. - Decoding/Encoding part that expose signals and a way to access them. - **High level signal composer** gathers multiple **low level** signaling sources and creates new virtuals signals from the **raw** signals defined (eg. @@ -22,6 +22,15 @@ Key here are on both layer, **low** and **high**. define signaling composition with simple or complex operation to output value from **raw** signals +A transport plug-in is a shared library that shared a common API to be compatible with **low level** services that is: + +- **open/close**: method to open a handle which could be a socket, file or + device by example. +- **read/write**: method to read and write a stream of data. + +Configuration is made by sending a special packet using a write method to the +handle. In brief, this could be compared to the layer 1 and 2 of [OSI model]. + There are three main parts with **Signal Composer**: - Configuration files which could be splitted in differents files. That will @@ -47,4 +56,5 @@ Here is a little terminology guide to set the vocabulary: calculated by a **callbacks** - **raw signals**: an event generated by a **low level** binding +[OSI model]: https://en.wikipedia.org/wiki/OSI_model [GlobalArchitecture]: pictures/Global_Signaling_Architecture.png "Global architecture" diff --git a/docs/part-1/pictures/Global_Signaling_Architecture.png b/docs/part-1/pictures/Global_Signaling_Architecture.png Binary files differindex 7934d3f..5cfba98 100644 --- a/docs/part-1/pictures/Global_Signaling_Architecture.png +++ b/docs/part-1/pictures/Global_Signaling_Architecture.png |
