Hall! I’m building a project where, among other things, you have to send messages over MQTT. I clearly need to have multiple apps communicate with each other. I have a main app from which I have implemented the IPC protocol with another app. However, I would also like to do the other way around, th…

Didn’t the sample code ipc_step4.rar already show you how to call a function in client by a server???

You can see this, we can register a callback for a server to call client: [image] Cannot get callback between components (IPC) to work properly Legato Application Framework Thanks for the response jyijyi ! I got the callback working based on your application. The refere…

I understand…I think this post will be more helpful in other parts of my project, so thank you. But in this case I want only call a function from server app to client app. In other way I have an helloWorld server app (I see how to build IPC on legato reference manual) and a client app that is mqtt.…

I am able to do it and without publish all works. The problem is that also in the server I call a function of the client and recall it in the server. I think I write well bindings, requires, provides, etc. Error UNKNOWN seems to be something not allowed… :frowning: Anyway it’s not very important, I…

hi need a sample to build a multiple app in a project

Do yoy running two applications with ipc?

s i need to inter communicate between the two application

You can see these samples //github.com/legatoproject/legato-af/tree/master/apps/sample/helloIpc [image] Cannot get callback between components (IPC) to work properly Legato Application Framework Hi, I’m currently working on an app…

hi while communicating between the Applications it is possible to use the header file of an Application over the other Application

You can modify the c file to give full path of other header file in “#include” Or you can add the cflag with -I for header file search directory Component Definition .cdef - Legato Docs legato™ is an open source Linux-based embedded platform designed to simplify connected IoT applica…

Does the IPC protocol allow for double communication between two apps?

jyijyi May 11, 2021, 3:02pm 2

You can see this, we can register a callback for a server to call client:

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Does the IPC protocol allow for double communication between two apps?

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