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!
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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