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Miscellaneous networking improvements (#9611)

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fixes #2862
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sfan5 2020-04-08 20:12:58 +02:00 • committed by GitHub
parent 143a37e947
commit 3494475df1
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 87 additions and 43 deletions
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16
src/network/connection.h
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@ -141,7 +141,6 @@ private:
=== NOTES ===
A packet is sent through a channel to a peer with a basic header:
TODO: Should we have a receiver_peer_id also?
Header (7 bytes):
[0] u32 protocol_id
[4] session_t sender_peer_id
@ -152,8 +151,7 @@ sender_peer_id:
value 1 (PEER_ID_SERVER) is reserved for server
these constants are defined in constants.h
channel:
The lower the number, the higher the priority is.
Only channels 0, 1 and 2 exist.
Channel numbers have no intrinsic meaning. Currently only 0, 1, 2 exist.
*/
#define BASE_HEADER_SIZE 7
#define CHANNEL_COUNT 3
@ -386,12 +384,14 @@ struct ConnectionCommand
}
};
/* maximum window size to use, 0xFFFF is theoretical maximum don't think about
/* maximum window size to use, 0xFFFF is theoretical maximum. don't think about
* touching it, the less you're away from it the more likely data corruption
* will occur
*/
#define MAX_RELIABLE_WINDOW_SIZE 0x8000
/* starting value for window size */
/* starting value for window size */
#define START_RELIABLE_WINDOW_SIZE 0x400
/* minimum value for window size */
#define MIN_RELIABLE_WINDOW_SIZE 0x40
class Channel
@ -555,15 +555,15 @@ class Peer {
bool isTimedOut(float timeout);
unsigned int m_increment_packets_remaining = 9;
unsigned int m_increment_bytes_remaining = 0;
unsigned int m_increment_packets_remaining = 0;
virtual u16 getNextSplitSequenceNumber(u8 channel) { return 0; };
virtual void setNextSplitSequenceNumber(u8 channel, u16 seqnum) {};
virtual SharedBuffer<u8> addSplitPacket(u8 channel, const BufferedPacket &toadd,
bool reliable)
{
fprintf(stderr,"Peer: addSplitPacket called, this is supposed to be never called!\n");
errorstream << "Peer::addSplitPacket called,"
<< " this is supposed to be never called!" << std::endl;
return SharedBuffer<u8>(0);
};