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1 #include <u.h>2 #include <libc.h>3 #include <venti.h>4 #include "queue.h"6 int chattyventi;8 VtConn*9 vtconn(int infd, int outfd)10 {11 VtConn *z;12 NetConnInfo *nci;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 }30 void31 vtfreeconn(VtConn *z)32 {33 vthangup(z);34 qlock(&z->lk);35 /*36 * Wait for send and recv procs to notice37 * 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 }