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This commit is contained in:
Nishi 2026-01-29 16:43:44 +09:00
commit 3ce889edf5
Signed by: nishi
GPG key ID: 27EF69B208EB9343
9 changed files with 84 additions and 17 deletions
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8
engine/src/net/net_base.c
View file

@ -25,13 +25,17 @@ static int new_socket(void) {
}
GSBool GSNetBaseHasData(int fd) {
fd_set fds;
fd_set fds;
struct timeval tv;
tv.tv_sec = 0;
tv.tv_usec = 0;
FD_ZERO(&fds);
FD_SET(fd, &fds);
select(FD_SETSIZE, &fds, NULL, NULL, NULL);
select(FD_SETSIZE, &fds, NULL, NULL, &tv);
if(FD_ISSET(fd, &fds)) return GSTrue;

37
engine/src/net/net_client.c
View file

@ -19,8 +19,39 @@ GSNetClient GSNetClientOpen(GSClient client, const char* hostname, int port) {
return net;
}
void GSNetClientClose(GSNetClient client) {
if(client->fd >= 0) GSNetBaseClose(client->fd);
enum states {
Acknowledged = 0,
WaitingAcknowledge
};
free(client);
void GSNetClientStep(GSNetClient net) {
GSNetPacket pkt;
GSNetAddress addr;
while(GSNetBaseHasData(net->fd)) {
GSNetPacketRead(net->fd, &pkt, &addr);
if(pkt.header.flag & GSNetPacketFlagAcknowledge) {
if(net->txstate == WaitingAcknowledge && net->txindex == pkt.header.index && net->txseq == pkt.header.seq) {
GSLog(net->engine, GSLogDebug, "ACK received for %d:%d", net->txindex, net->txseq);
if(net->txseq == net->txtotal) net->txstate = Acknowledged;
}
} else {
if(net->rxstate == Acknowledged && net->rxindex == pkt.header.index && net->rxseq == pkt.header.seq) {
pkt.header.flag |= GSNetPacketFlagAcknowledge;
pkt.header.index = net->rxindex;
pkt.header.seq = net->rxseq;
pkt.size = 0;
GSNetPacketWrite(net->fd, &pkt, &addr);
}
}
}
}
void GSNetClientClose(GSNetClient net) {
if(net->fd >= 0) GSNetBaseClose(net->fd);
free(net);
}

8
engine/src/net/net_packet.c
View file

@ -10,16 +10,16 @@ void GSNetPacketRead(int fd, GSNetPacket* packet, GSNetAddress* address) {
memcpy(&packet->header, buf, sizeof(packet->header));
memcpy(packet->data, buf + sizeof(packet->header), packet->size);
packet->header.index = GSEndianSwapU32BE(packet->header.index);
packet->header.sequence = GSEndianSwapU32BE(packet->header.sequence);
packet->header.index = GSEndianSwapU32BE(packet->header.index);
packet->header.seq = GSEndianSwapU32BE(packet->header.seq);
}
void GSNetPacketWrite(int fd, GSNetPacket* packet, GSNetAddress* address) {
GSNetPacketHeader header = packet->header;
unsigned char buf[508];
header.index = GSEndianSwapU32BE(header.index);
header.sequence = GSEndianSwapU32BE(header.sequence);
header.index = GSEndianSwapU32BE(header.index);
header.seq = GSEndianSwapU32BE(header.seq);
memcpy(buf, &header, sizeof(header));
memcpy(buf + sizeof(header), packet->data, packet->size);

11
engine/src/net/net_server.c
View file

@ -19,8 +19,11 @@ GSNetServer GSNetServerOpen(GSServer server, int port) {
return net;
}
void GSNetServerClose(GSNetServer server) {
if(server->fd >= 0) GSNetBaseClose(server->fd);
free(server);
void GSNetServerStep(GSNetServer net) {
}
void GSNetServerClose(GSNetServer net) {
if(net->fd >= 0) GSNetBaseClose(net->fd);
free(net);
}