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(svn r15970) -Codechange: make it possible to resolve a single address into multiple sockets.

release/1.0
rubidium 2009-04-07 19:52:01 +00:00
parent 82f8badc07
commit 6db7f15b3a
2 changed files with 28 additions and 14 deletions
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31
src/network/core/address.cpp
View File

@ -87,7 +87,7 @@ const sockaddr_storage *NetworkAddress::GetAddress()
* bothered to implement the specifications and allow '0' as value
* that means "don't care whether it is SOCK_STREAM or SOCK_DGRAM".
*/
this->Resolve(this->address.ss_family, SOCK_STREAM, AI_ADDRCONFIG, ResolveLoopProc);
this->Resolve(this->address.ss_family, SOCK_STREAM, AI_ADDRCONFIG, NULL, ResolveLoopProc);
}
return &this->address;
}
@ -146,7 +146,7 @@ bool NetworkAddress::IsInNetmask(char *netmask)
return true;
}
SOCKET NetworkAddress::Resolve(int family, int socktype, int flags, LoopProc func)
SOCKET NetworkAddress::Resolve(int family, int socktype, int flags, SocketList *sockets, LoopProc func)
{
struct addrinfo *ai;
struct addrinfo hints;
@ -159,6 +159,9 @@ SOCKET NetworkAddress::Resolve(int family, int socktype, int flags, LoopProc fun
char port_name[6];
seprintf(port_name, lastof(port_name), "%u", this->GetPort());
/* Setting both hostname to NULL and port to 0 is not allowed.
* As port 0 means bind to any port, the other must mean that
* we want to bind to 'all' IPs. */
if (this->address_length == 0 && StrEmpty(this->hostname)) {
strecpy(this->hostname, this->address.ss_family == AF_INET ? "0.0.0.0" : "::", lastof(this->hostname));
}
@ -174,10 +177,16 @@ SOCKET NetworkAddress::Resolve(int family, int socktype, int flags, LoopProc fun
sock = func(runp);
if (sock == INVALID_SOCKET) continue;
this->address_length = runp->ai_addrlen;
assert(sizeof(this->address) >= runp->ai_addrlen);
memcpy(&this->address, runp->ai_addr, runp->ai_addrlen);
break;
if (sockets == NULL) {
this->address_length = runp->ai_addrlen;
assert(sizeof(this->address) >= runp->ai_addrlen);
memcpy(&this->address, runp->ai_addr, runp->ai_addrlen);
break;
}
NetworkAddress addr(runp->ai_addr, runp->ai_addrlen);
(*sockets)[addr] = sock;
sock = INVALID_SOCKET;
}
freeaddrinfo (ai);
@ -215,7 +224,7 @@ SOCKET NetworkAddress::Connect()
{
DEBUG(net, 1, "Connecting to %s", this->GetAddressAsString());
return this->Resolve(0, SOCK_STREAM, AI_ADDRCONFIG, ConnectLoopProc);
return this->Resolve(0, SOCK_STREAM, AI_ADDRCONFIG, NULL, ConnectLoopProc);
}
/**
@ -231,7 +240,9 @@ static SOCKET ListenLoopProc(addrinfo *runp)
return INVALID_SOCKET;
}
if (!SetNoDelay(sock)) DEBUG(net, 1, "Setting TCP_NODELAY failed");
if (runp->ai_socktype == SOCK_STREAM && !SetNoDelay(sock)) {
DEBUG(net, 1, "Setting TCP_NODELAY failed");
}
int on = 1;
/* The (const char*) cast is needed for windows!! */
@ -262,9 +273,9 @@ static SOCKET ListenLoopProc(addrinfo *runp)
return sock;
}
SOCKET NetworkAddress::Listen(int family, int socktype)
SOCKET NetworkAddress::Listen(int family, int socktype, SocketList *sockets)
{
return this->Resolve(family, socktype, AI_ADDRCONFIG | AI_PASSIVE, ListenLoopProc);
return this->Resolve(family, socktype, AI_ADDRCONFIG | AI_PASSIVE, sockets, ListenLoopProc);
}
#endif /* ENABLE_NETWORK */

11
src/network/core/address.h
View File

@ -10,10 +10,11 @@
#include "os_abstraction.h"
#include "config.h"
#include "../../string_func.h"
#include "../../core/smallvec_type.hpp"
#include "../../core/smallmap_type.hpp"
class NetworkAddress;
typedef SmallVector<NetworkAddress, 4> NetworkAddressList;
typedef SmallMap<NetworkAddress, SOCKET, 4> SocketList;
/**
* Wrapper for (un)resolved network addresses; there's no reason to transform
@ -38,10 +39,11 @@ private:
* @param family the type of 'protocol' (IPv4, IPv6)
* @param socktype the type of socket (TCP, UDP, etc)
* @param flags the flags to send to getaddrinfo
* @param sockets the list of sockets to add the sockets to
* @param func the inner working while looping over the address info
* @return the resolved socket or INVALID_SOCKET.
*/
SOCKET Resolve(int family, int socktype, int flags, LoopProc func);
SOCKET Resolve(int family, int socktype, int flags, SocketList *sockets, LoopProc func);
public:
/**
* Create a network address based on a resolved IP and port
@ -217,9 +219,10 @@ public:
* Make the given socket listen.
* @param family the type of 'protocol' (IPv4, IPv6)
* @param socktype the type of socket (TCP, UDP, etc)
* @return the listening socket or INVALID_SOCKET.
* @param sockets the list of sockets to add the sockets to
* @return the socket (if sockets != NULL)
*/
SOCKET Listen(int family, int socktype);
SOCKET Listen(int family, int socktype, SocketList *sockets = NULL);
};
#endif /* ENABLE_NETWORK */