Thanks for your reply, I already found why it doesn't work: uint32 in proto 
file is converted in varint in line... So I changed uint32 to fixed32 but a 
second question happen:
 How to force enum to be a fixed32 and not a uint32 (converted in varint)?

Le mardi 30 juillet 2019 23:46:08 UTC+2, Adam Cozzette a écrit :
>
> I'm not sure what kind of compression gRPC does, but there is a GitHub 
> issue here with some instructions on decoding gRPC packets with Wireshark: 
> https://github.com/grpc/grpc/issues/13586
>
> On Mon, Jul 29, 2019 at 11:57 PM Almon <[email protected] 
> <javascript:>> wrote:
>
>> Hi everyone,
>>
>> In my project, I use Grpc to exchange messages between server and client 
>> by ethernet and I want to dissect in Wireshark all the messages (and 
>> embedded messages) who are exchanged.
>> I have some troubles to dissect embedded message because I see it 
>> compressed. For example, my embedded message is 24 bytes length but I see 
>> it at 8 bytes length. Althrough, in wireshark, I see the main message not 
>> compressed...
>>
>> Someone know if it's a parameter to set or if it's a grpc internal 
>> process?
>> Else, do we could find the compression algorithm to uncompress embedded 
>> message?
>>
>> Thank you for your help.
>>
>> Alexandre.
>>
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