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refactor in progress

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This commit is contained in:
Joseph Henry 2015-09-10 18:48:45 -04:00
parent e391bc004b
commit b11d429bc0
3 changed files with 33 additions and 65 deletions
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82
netcon/NetconEthernetTap.cpp
View File

@ -159,7 +159,7 @@ void NetconEthernetTap::scanMulticastGroups(std::vector<MulticastGroup> &added,s
NetconConnection *NetconEthernetTap::getConnectionByPCB(struct tcp_pcb *pcb)
{
NetconConnection *c;
for(int i=0; i<clients.size(); i++) {
for(size_t i=0; i<clients.size(); i++) {
c = clients[i]->containsPCB(pcb);
if(c) {
return c;
@ -170,12 +170,11 @@ NetconConnection *NetconEthernetTap::getConnectionByPCB(struct tcp_pcb *pcb)
NetconConnection *NetconEthernetTap::getConnectionByThisFD(int fd)
{
NetconConnection *c;
for(int i=0; i<clients.size(); i++) {
for(int j=0; j<clients[i]->connections[j].size(); j++) {
if(_phy.getDescriptor(clients[i]->connection[j]->sock) == fd) {
return clients[i]->connections[j];
}
for(size_t i=0; i<clients.size(); i++) {
for(size_t j=0; j<clients[i]->connections.size(); j++) {
if(_phy.getDescriptor(clients[i]->connections[j]->sock) == fd) {
return clients[i]->connections[j];
}
}
}
return NULL;
@ -183,8 +182,8 @@ NetconConnection *NetconEthernetTap::getConnectionByThisFD(int fd)
NetconClient *NetconEthernetTap::getClientByPCB(struct tcp_pcb *pcb)
{
for(int i=0; i<clients.size(); i++) {
if(clients[i].containsPCB(pcb)) {
for(size_t i=0; i<clients.size(); i++) {
if(clients[i]->containsPCB(pcb)) {
return clients[i];
}
}
@ -212,7 +211,6 @@ void NetconEthernetTap::threadMain()
strncpy(gw_str, lwipstack->ipaddr_ntoa(&gw), sizeof(gw_str));
unsigned long tcp_time = ARP_TMR_INTERVAL / 5000;
unsigned long ipreass_time = TCP_TMR_INTERVAL / 1000;
unsigned long etharp_time = IP_TMR_INTERVAL / 1000;
unsigned long prev_tcp_time = 0;
unsigned long prev_etharp_time = 0;
@ -243,8 +241,8 @@ void NetconEthernetTap::threadMain()
lwipstack->etharp_tmr();
}
// should be set every time since tv_sel is modified after each select() call
tv_sel.tv_sec = 0;
tv_sel.tv_usec = min_time;
//tv_sel.tv_sec = 0;
//tv_sel.tv_usec = min_time;
_phy.poll(min_time * 1000); // conversion from usec to millisec, TODO: double check
}
@ -264,22 +262,24 @@ void NetconEthernetTap::phyOnTcpWritable(PhySocket *sock,void **uptr) {}
void NetconEthernetTap::phyOnUnixAccept(PhySocket *sockL,PhySocket *sockN,void **uptrL,void **uptrN)
{
NetconClient *newClient = new NetconClient();
newClient->addConnection(NetconConnectionType.RPC, *uptrN)
newClient->addConnection(RPC, *uptrN);
}
void NetconEthernetTap::phyOnUnixClose(PhySocket *sock,void **uptr)
{
*uptr->close();
((NetconClient*)*uptr)->close();
}
void NetconEthernetTap::phyOnUnixData(PhySocket *sock,void **uptr,void *data,unsigned long len)
{
NetconConnection *c = *uptr->getConnection(sock);
unsigned char *buf = (unsigned char*)data;
NetconConnection *c = ((NetconClient*)*uptr)->getConnection(sock);
int r;
if(c->type == NetconConnectionType.BUFFER) {
if(c->type == BUFFER) {
if(c) {
if(c->idx < DEFAULT_READ_BUFFER_SIZE) {
if((r = read(sws->sock, (&c->buf)+c->idx, DEFAULT_READ_BUFFER_SIZE-(c->idx))) > 0) {
if((r = read(_phy.getDescriptor(c->sock), (&c->buf)+c->idx, DEFAULT_READ_BUFFER_SIZE-(c->idx))) > 0) {
c->idx += r;
handle_write(c);
}
@ -289,26 +289,26 @@ void NetconEthernetTap::phyOnUnixData(PhySocket *sock,void **uptr,void *data,uns
// can't find connection for this fd
}
}
if(c->type == NetconConnectionType.RPC)
if(c->type == RPC)
{
NetconClient *client = (NetconClient*)*uptr;
switch((unsigned char*)data[0])
switch(buf[0])
{
case RPC_SOCKET:
struct socket_st socket_rpc;
memcpy(&socket_rpc, &data[1], sizeof(struct socket_st));
memcpy(&socket_rpc, &buf[1], sizeof(struct socket_st));
client->tid = socket_rpc.__tid;
handle_socket(client, &socket_rpc);
break;
case RPC_LISTEN:
struct listen_st listen_rpc;
memcpy(&listen_rpc, &data[1], sizeof(struct listen_st));
memcpy(&listen_rpc, &buf[1], sizeof(struct listen_st));
client->tid = listen_rpc.__tid;
handle_listen(client, &listen_rpc);
break;
case RPC_BIND:
struct bind_st bind_rpc;
memcpy(&bind_rpc, &data[1], sizeof(struct bind_st));
memcpy(&bind_rpc, &buf[1], sizeof(struct bind_st));
client->tid = bind_rpc.__tid;
handle_bind(client, &bind_rpc);
break;
@ -317,12 +317,12 @@ void NetconEthernetTap::phyOnUnixData(PhySocket *sock,void **uptr,void *data,uns
break;
case RPC_CONNECT:
struct connect_st connect_rpc;
memcpy(&connect_rpc, &data[1], sizeof(struct connect_st));
memcpy(&connect_rpc, &buf[1], sizeof(struct connect_st));
client->tid = connect_rpc.__tid;
handle_connect(client, &connect_rpc);
break;
case RPC_FD_MAP_COMPLETION:
handle_retval(client, data);
handle_retval(client, buf);
break;
default:
break;
@ -369,39 +369,7 @@ err_t NetconEthernetTap::nc_poll(void* arg, struct tcp_pcb *tpcb)
return ERR_OK;
}
err_t NetconEthernetTap::nc_accept(void* arg, struct tcp_pcb *newpcb, err_t err)
{
NetconClient *client = getConnectionByThisFD((intptr_t)arg);
if(client)
{
int *their_fd;
int our_fd;
PhySocket *new_sock = _phy.createSocketPair(*their_fd, client)
NetconConnection c = addConnection(NetconConnectionType.BUFFER, new_sock);
our_fd = _phy.getDescriptor(c->sock);
if(c == NULL) return -1;
c->owner->unmapped_conn = c;
// write byte to let accept call know we have a new connection
int n = write(our_fd, "z", 1);
if(n > 0) {
sock_fd_write(c->owner->rpc, *their_fd);
}
else {
// unknown error writing signal byte to listening socket
return -1;
}
lwipstack->tcp_arg(newpcb, (void*)(intptr_t)(our_fd));
lwipstack->tcp_recv(newpcb, nc_recved);
lwipstack->tcp_err(newpcb, nc_err);
lwipstack->tcp_sent(newpcb, nc_sent);
lwipstack->tcp_poll(newpcb, nc_poll, APPLICATION_POLL_FREQ);
tcp_accepted(c->pcb);
return ERR_OK;
}
return -1;
}
err_t NetconEthernetTap::nc_recved(void *arg, struct tcp_pcb *tpcb, struct pbuf *p, err_t err)
{
@ -578,7 +546,7 @@ void NetconEthernetTap::handle_socket(NetconClient *client, struct socket_st* so
struct tcp_pcb *pcb = lwipstack->tcp_new();
if(pcb != NULL) {
int *their_fd;
NetconConnection *new_conn = client->addConnection(NetconConnectionType.BUFFER, _phy.createSocketPair(*their_fd, client));
NetconConnection *new_conn = client->addConnection(BUFFER, _phy.createSocketPair(*their_fd, client));
new_conn->their_fd = *their_fd;
new_conn->pcb = pcb;
sock_fd_write(_phy.getDescriptor(client->rpc->sock), *their_fd);

14
netcon/NetconService.h
View File

@ -63,19 +63,19 @@ namespace ZeroTier {
//
class NetconClient
{
private:
public:
vector<NetconConnection*> connections;
public:
int tid;
bool waiting_for_retval;
NetconConnection *rpc;
NetconConnection* unmapped_conn;
void addConnection(NetconConnectionType type, PhySocket *sock)
NetconConnection *addConnection(NetconConnectionType type, PhySocket *sock)
{
NetconConnection *new_conn = new NetconConnection(type, sock);
new_conn->owner = this;
return new_conn;
}
// Check data and RPC connections
@ -84,7 +84,7 @@ namespace ZeroTier {
if(sock && sock == rpc->sock) {
return rpc;
}
for(int i=0; i<connections.size(); i++) {
for(size_t i=0; i<connections.size(); i++) {
if(sock == connections[i]->sock) { return connections[i];}
}
return NULL;
@ -93,7 +93,7 @@ namespace ZeroTier {
//
NetconConnection *getConnectionByTheirFD(int fd)
{
for(int i=0; i<connections.size(); i++) {
for(size_t i=0; i<connections.size(); i++) {
if(connections[i]->their_fd == fd) { return connections[i]; }
}
return NULL;
@ -102,7 +102,7 @@ namespace ZeroTier {
//
NetconConnection *getConnectionByPCB(struct tcp_pcb *pcb)
{
for(int i=0; i<connections.size(); i++) {
for(size_t i=0; i<connections.size(); i++) {
if(connections[i]->pcb = pcb) { return connections[i]; }
}
return NULL;
@ -110,7 +110,7 @@ namespace ZeroTier {
NetconConnection *containsPCB(struct tcp_pcb *pcb)
{
for(int i=0; i<connections.size(); i++) {
for(size_t i=0; i<connections.size(); i++) {
if(connections[i]->pcb = pcb) { return connections[i]; }
}
return NULL;

2
osdep/Phy.hpp
View File

@ -289,7 +289,7 @@ public:
* @param uptr Pointer to associate with local side of socket pair
* @return PhySocket for local side of socket pair
*/
inline PhySocket *createSocketPair(ZT_PHY_SOCKFD_TYPE &remoteSocketDescriptor,void *uptr = (void *)0)
static inline PhySocket *createSocketPair(ZT_PHY_SOCKFD_TYPE &remoteSocketDescriptor,void *uptr = (void *)0)
{
if (_socks.size() >= ZT_PHY_MAX_SOCKETS)
return (PhySocket *)0;