X-Git-Url: http://p2p-next.cs.pub.ro/gitweb/?a=blobdiff_plain;f=src%2Flibswift%2Fsendrecv.cpp;h=cbdf264bb56a96b7e777023a85dc0be20f0f1d59;hb=HEAD;hp=667691316485bea36d081d6f21a09c4d6b6220ac;hpb=9fff97c21ccb800b89e1e332d0187728e501d02a;p=swifty.git diff --git a/src/libswift/sendrecv.cpp b/src/libswift/sendrecv.cpp index 6676913..cbdf264 100644 --- a/src/libswift/sendrecv.cpp +++ b/src/libswift/sendrecv.cpp @@ -18,6 +18,7 @@ using namespace swift; using namespace std; struct event_base *Channel::evbase; +MessageQueue Channel::messageQueue; struct event Channel::evrecv; #define DEBUGTRAFFIC 0 @@ -180,7 +181,7 @@ void Channel::Send () { } AddPex(evb); TimeoutDataOut(); - data = AddData(evb); + data = AddData(&evb); } else { // Arno: send explicit close AddHandshake(evb); @@ -200,16 +201,20 @@ void Channel::Send () { dprintf("%s #%u sent %ib %s:%x\n", tintstr(),id_,(int)evbuffer_get_length(evb),peer().str(), peer_channel_id_); - int r = SendTo(socket_,peer(),evb); - if (r==-1) - print_error("can't send datagram"); - else - raw_bytes_up_ += r; - last_send_time_ = NOW; - sent_since_recv_++; - dgrams_sent_++; - evbuffer_free(evb); - Reschedule(); + + messageQueue.AddBuffer(socket_, evb, peer(), this); +} + +void Channel::Sent(int bytes, evbuffer *evb, bool tofree) +{ + raw_bytes_up_ += bytes; + if (tofree) { + last_send_time_ = NOW; + sent_since_recv_++; + dgrams_sent_++; + evbuffer_free(evb); + Reschedule(); + } } void Channel::AddHint (struct evbuffer *evb) { @@ -291,7 +296,7 @@ void Channel::AddHint (struct evbuffer *evb) { } -bin_t Channel::AddData (struct evbuffer *evb) { +bin_t Channel::AddData (struct evbuffer **evb) { // RATELIMIT if (transfer().GetCurrentSpeed(DDIR_UPLOAD) > transfer().GetMaxSpeed(DDIR_UPLOAD)) { transfer().OnSendNoData(); @@ -320,11 +325,11 @@ bin_t Channel::AddData (struct evbuffer *evb) { return bin_t::NONE; // once in a while, empty data is sent just to check rtt FIXED if (ack_in_.is_empty() && file().size()) - AddPeakHashes(evb); + AddPeakHashes(*evb); //NETWVSHASH if (file().get_check_netwvshash()) - AddUncleHashes(evb,tosend); + AddUncleHashes(*evb,tosend); if (!ack_in_.is_empty()) // TODO: cwnd_>1 data_out_cap_ = tosend; @@ -334,14 +339,13 @@ bin_t Channel::AddData (struct evbuffer *evb) { // frame with DATA. Send 2 datagrams then, one with peaks so they have // a better chance of arriving. Optimistic violation of atomic datagram // principle. - if (file().chunk_size() == SWIFT_DEFAULT_CHUNK_SIZE && evbuffer_get_length(evb) > SWIFT_MAX_NONDATA_DGRAM_SIZE) { + if (file().chunk_size() == SWIFT_DEFAULT_CHUNK_SIZE && evbuffer_get_length(*evb) > SWIFT_MAX_NONDATA_DGRAM_SIZE) { dprintf("%s #%u fsent %ib %s:%x\n", - tintstr(),id_,(int)evbuffer_get_length(evb),peer().str(), + tintstr(),id_,(int)evbuffer_get_length(*evb),peer().str(), peer_channel_id_); - int ret = Channel::SendTo(socket_,peer(),evb); // kind of fragmentation - if (ret > 0) - raw_bytes_up_ += ret; - evbuffer_add_32be(evb, peer_channel_id_); + messageQueue.AddBuffer(socket_, *evb, peer(), this, false); + *evb = evbuffer_new(); + evbuffer_add_32be(*evb, peer_channel_id_); } if (file().chunk_size() != SWIFT_DEFAULT_CHUNK_SIZE && isretransmit) { @@ -358,15 +362,15 @@ bin_t Channel::AddData (struct evbuffer *evb) { */ char binstr[32]; fprintf(stderr,"AddData: retransmit of randomized chunk %s\n",tosend.str(binstr) ); - evbuffer_add_8(evb, SWIFT_RANDOMIZE); - evbuffer_add_32be(evb, (int)rand() ); + evbuffer_add_8(*evb, SWIFT_RANDOMIZE); + evbuffer_add_32be(*evb, (int)rand() ); } - evbuffer_add_8(evb, SWIFT_DATA); - evbuffer_add_32be(evb, bin_toUInt32(tosend)); + evbuffer_add_8(*evb, SWIFT_DATA); + evbuffer_add_32be(*evb, bin_toUInt32(tosend)); struct evbuffer_iovec vec; - if (evbuffer_reserve_space(evb, file().chunk_size(), &vec, 1) < 0) { + if (evbuffer_reserve_space(*evb, file().chunk_size(), &vec, 1) < 0) { print_error("error on evbuffer_reserve_space"); return bin_t::NONE; } @@ -376,12 +380,12 @@ bin_t Channel::AddData (struct evbuffer *evb) { if (r<0) { print_error("error on reading"); vec.iov_len = 0; - evbuffer_commit_space(evb, &vec, 1); + evbuffer_commit_space(*evb, &vec, 1); return bin_t::NONE; } // assert(dgram.space()>=r+4+1); vec.iov_len = r; - if (evbuffer_commit_space(evb, &vec, 1) < 0) { + if (evbuffer_commit_space(*evb, &vec, 1) < 0) { print_error("error on evbuffer_commit_space"); return bin_t::NONE; } @@ -483,7 +487,7 @@ void Channel::Recv (struct evbuffer *evb) { uint8_t type = evbuffer_remove_8(evb); if (DEBUGTRAFFIC) - fprintf(stderr," %d", type); + fprintf(stderr," %d\n", type); switch (type) { case SWIFT_HANDSHAKE: OnHandshake(evb); break; @@ -914,7 +918,7 @@ void Channel::LibeventReceiveCallback(evutil_socket_t fd, short event, void *arg event_add(&evrecv, NULL); } -#define NUM_DATAGRAMS 1 +#define NUM_DATAGRAMS 10 void Channel::RecvDatagram (evutil_socket_t socket) { struct evbuffer *pevb[NUM_DATAGRAMS]; @@ -927,12 +931,11 @@ void Channel::RecvDatagram (evutil_socket_t socket) { addr.addr->count = NUM_DATAGRAMS; RecvFrom(socket, addr, pevb); int i = 0; - printf("Got %d addresses\n", addr.addr->count); for (; icount; ++i) { struct evbuffer *evb = pevb[i]; Address fromi; - fromi.set_ipv4(addr.addr->dests[i].addr); - fromi.set_port(addr.addr->dests[i].port); + fromi.addr->dests[0].addr = addr.addr->dests[i].addr; + fromi.addr->dests[0].port = addr.addr->dests[i].port; size_t evboriglen = evbuffer_get_length(evb); #define return_log(...) { fprintf(stderr,__VA_ARGS__); evbuffer_free(evb); return; } if (evbuffer_get_length(evb)<4)