On Fri, Mar 12, 2010 at 10:20, mk <apollo...@gmail.com> wrote:
> Thanks for reply !!
>
> Could you please give an example? I tried several ways from this
> morning but as I am a new user of protbuf, I don't see what way to
> follow ... Thanks!
Have a look at the documentation, it is full of examples how to
serialize/deserialize.
-h
>
>
> On Mar 12, 6:38 pm, Kenton Varda <ken...@google.com> wrote:
>> Wait.
>>
>>
>>
>> On Fri, Mar 12, 2010 at 9:29 AM, mk <apollo...@gmail.com> wrote:
>> > Hi,
>>
>> > I am trying to send a proto over a socket, but i am getting
>> > segmentation error. Could someone please help and tell me what is
>> > wrong with this?
>>
>> > file.proto
>> > message data{
>> > required string x1 = 1;
>> > required uint32 x2 = 2;
>> > required float x3 = 3;
>> > }
>>
>> > client.cpp
>> > ...
>> > // class defined in proto
>> > data data_snd;
>> > data data_rec;
>>
>> > char *y1 = "operation1";
>> > uint32_t y2 = 123 ;
>> > float y3 = 3.14;
>>
>> > // assigning data to send()
>> > data_snd.set_x1(y1);
>> > data_snd.set_x2(y2);
>> > data_snd.set_x3(y3);
>>
>> > //sending data to the server
>> > if (send(socket, &data_snd, sizeof(data_snd), 0) < 0) {
>>
>> You can't do that.
>>
>> You have to use one of the Serialize methods.
>>
>> > cerr << "send() failed" ;
>> > exit(1);
>> > }
>>
>> > //receiving data from the client
>> > if (recv(socket, &data_rcv, sizeof(data_rcv), 0) < 0) {
>> > cerr << "recv() failed";
>> > exit(1);
>> > }
>>
>> > //printing received data
>> > cout << data_rec.x1() << "\n";
>> > cout << data_rec.x2() << "\n";
>> > cout << data_rec.x3() << "\n";
>> > ...
>>
>> > server.cpp
>> > ...
>>
>> > //receiving data from the client
>> > if (recv(socket, &data_rcv, sizeof(data_rcv), 0) < 0) {
>> > cerr << "recv() failed";
>> > exit(1);
>> > }
>>
>> > //printing received data
>> > cout << data_rec.x1() << "\n";
>> > cout << data_rec.x2() << "\n";
>> > cout << data_rec.x3() << "\n";
>>
>> > // assigning data to send()
>> > data_snd.set_x1(data_rec.x1());
>> > data_snd.set_x2(data_rec.x2());
>> > data_snd.set_x3(data_rec.x3());
>>
>> > //sending data to the server
>> > if (send(socket, &data_snd, sizeof(data_snd), 0) < 0) {
>> > cerr << "send() failed" ;
>> > exit(1);
>> > }
>> > ...
>>
>> > Thanks for help and replies-
>>
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