1 #include <u.h> 2 #include <libc.h> 3 #include <venti.h> 4 #include "queue.h" 5 6 int chattyventi; 7 8 VtConn* vtconn(int infd,int outfd)9vtconn(int infd, int outfd) 10 { 11 VtConn *z; 12 NetConnInfo *nci; 13 14 z = vtmallocz(sizeof(VtConn)); 15 z->tagrend.l = &z->lk; 16 z->rpcfork.l = &z->lk; 17 z->infd = infd; 18 z->outfd = outfd; 19 z->part = packetalloc(); 20 nci = getnetconninfo(nil, infd); 21 if(nci == nil) 22 snprint(z->addr, sizeof z->addr, "/dev/fd/%d", infd); 23 else{ 24 strecpy(z->addr, z->addr+sizeof z->addr, nci->raddr); 25 freenetconninfo(nci); 26 } 27 return z; 28 } 29 30 void vtfreeconn(VtConn * z)31vtfreeconn(VtConn *z) 32 { 33 vthangup(z); 34 qlock(&z->lk); 35 /* 36 * Wait for send and recv procs to notice 37 * the hangup and clear out the queues. 38 */ 39 while(z->readq || z->writeq){ 40 if(z->readq) 41 _vtqhangup(z->readq); 42 if(z->writeq) 43 _vtqhangup(z->writeq); 44 rsleep(&z->rpcfork); 45 } 46 packetfree(z->part); 47 vtfree(z->version); 48 vtfree(z->sid); 49 qunlock(&z->lk); 50 vtfree(z); 51 } 52