UNIX网络编程第三版英文(第二卷)

bool_tclnt_control(ClIENT*d,unsignedintrequest,char*ptr]: 418 CLIENT*clnt_create(constcharhost,unsigned-ongprognum, nsignedlongversnum,constchar*protocol) 401 voidclntdestroy(CLIENT*c) 420 Entdoor-bind(intfd); 390 ntdo 1l(intfd, nt.dboor-create(Docr-serverqroc*proc,void*cookie,uintaffr) intdoor-cred(door_credt*cred); intdocr-info(intfd,door_info_t*info): 365 intdoor_return(char*dataptr,size-tdatasize,door_desct*desoptr,size-tndesc):365 nt.doar-revoke(intfay Docr-createqroc*door_server_create(Door_createproc"proc intdoorunbind(void) voiderr_dump(constchar*fmt 512 voiderr-msg《constcrar*fht,…); 512 voiderrquit(constchar+fnt,……): 512 voidarr_rat(const.char*fmt,-. 511 oiderr-sys(constchar*fmt,.. 511 intfcrtl(intfa,intcmd,../structflock*ar*/); 199 intfata(intfd,structstat*buf 328 key-tftok(constchar*pathname,intid) 28 inttruncate(intfd,off 327 int 1。·(mqd_tmodes ntmagetattr(mgatmodes,structmgattr*attr); 79 ntmqnotify(mad_tmodes,const.structsigevent*notification) mqdtmqopen(constchar*name,intoflag attr*aftr*/) intcunlink(constchar*name); intmagct1(intmsyid,intcmd,structmsqid_ds*ouff intsaget(key-tkey FILE*popen(constcharcommand,constchar*type/; Functionprototype voidpthreadcleanupgop(intexecute); 187 voidpthread_cleanuppush(void(function)(void*)void*arg); 187 intpthreadcreate(pthread-t*tid,constpthread_attr_t*aHt oid(*func)(voic* 504 voidrthread●⊥t(voidstatus) 504 intpthreadjoin(pthread_ttid,voids*status); 503 pthreadtpthreadse1fivoid)i 503 intpthr。ad ttrdestroy(pthreadcondattrt 172 intpthread_condattr_getpshared(constpthread-condattr-t*attr,int*calptr): int init(pthreadcondattrt*attr) 172 intpthreadcondattrBetpshared(pthreadcondattrt*attr,intvalue) 173 17 d_destroy(pth 17 intpthread_aond_init(pthrcad_cond_t*cptr,constpthread_condattrt*attr); intpthread_cond_aignal(pthread_cond_t*cpir)i int.pthread__cond_timedwait(pthreadcondt*ptr,pthreadmutex_t*mptr conststructtimespec*abstime); 17 int.pthread_condwait(pthread_cond_t*cpir,pthread_mutex_t*empir) 167 intpthread_mutexattr_destroy(ptrread_mutexattr-t*aftr) intpthread-mutexattrsetshared(constothread-mutexattr-t*attrintwualptr):173 intpthread_mautexattrinit(pthread-mutexattr-t*attr); 172 intpthread_mutexattr_aetpshared(pthread_mtexattrt*aftr,int.value 173 int 172 intpthrend_mutexlnit(pthre tex_t*mptr,constpthread-mutexattr-t*attr):172 hze己mutex_1ock(x 160 160 intpthread_mutex_unlock(pthread_mutext*mptr) 160 intpthreads1ockattrde工○yY(上erv1ockt上工ttr) 179 intpthread_rwlockattr_getpshared(constpthread-rwlockattr-t*altr,int*valptr):179 katert*atir) intpth·axw1ck鼻ctrsetpghared(thread-Y1ockattr一t*ttr;intvalue) 179 intpthr●aw1ockd d_rwlock_t*rptr); intpthread-rwlock_init(pthreadrwlock_t.*rupr ￠onstpthread-xw1cckattr一tatr tpthread_flock_rdlock( ptr intpt上x 178 intpthread_rwlocktrywzlock(pthread_rwlock_t*rwptr 178 rlock_unlock(pthread-rwlock_t*rwplr 178 intpthread_Iwlockwrlocklpthread-rwlockt*rwptr 178 UNIXNetworkProgramming Volume2 Secondedition InterprocessCommunications byw,RichardStevens ISEN0-L3-08L081-5 0000 PrenticehallPtr UpperSaddleRiver,NJ07458 www.phptr.com 980130g10g1 LibraryofCongressCataloging-in-PublicationData tevens, W.Richard UNIXnetworkprogrammingIbyW.RichardStevens.--2nded Includesbibliographicalrcfcrcnccsandindex Contents:v1.NetworkingAPls:socketsandXTI ISBN0-13-490012-X(v.1 1.UNIX(Computerfile)2.Computernetworks.3.Internet programming.ITitle QA76.76.063S7551998 005.712768-DC21 97-3176l Editorialproductionsupervision:PattiGuerrieri Coverdesigndirector:Jerryvona Coverdesigner:scottweiss Manufacturingmanager:AlexisR.Heydi Marketingmanager:Mileswilliams Acquisitionseditor:Maryfranz Editorialassistant:Noreenregina @1999byPrenticeHallPTR rentice-Hall.Inc. ASimonschusterCompany UpperSaddlerivcr,NJ07458 PrcnticcHallbooksarewidclyuscdbycorporationsandgovcrnmcntagencics fortraining,marketing,andresale Thepublisheroffersdiscountsonthisbookwhenorderedinbulkquantities Formoreinformation,contact:CorporateSalesDepartment,Phone:80(1-382-3419 Fax:201-236-7141;E-mail:corpsales@prenhall.com;orwrite:PrenticeHallPTR, CorpSalesDept,OneLakeStreet,UpperSaddleriver,N.07458 allproductsorservicesmentionedinthisbookarethetrademarksorservicemarksoftheir respectivecompaniesororganizations AllrightsreservedNopartofthisbookmaybereproduced,inanyformorbyanymeans,without permissioninwritingfromthepublisher PrintedintheUnitcdStatcsofamerica 1098765432 IsEN0130810819 Prentice-HallInternational(UK)Limited,London Prentice-HallofAustraliaPty.Limited,Sydney Prenticc-HallCanadainctoronto Prentice-HallHispanoamericana,S.A.,Mexico Prenticc-HallofIndiaprivateLimited.Newdelhi Prentice-HallofJapan,Inc,Tokyo SimonschusterAsiaPte.Ltd,singapore EditoraPrentice-Halldobrasil.ltda.Riodejaneiro Totheusenetcommunity formanyquestionsanswered, andmanyFAQsprovided. Abbreviatedtableofcontents Part1.Introduction Chapter1.Introduction Chapter2.PosixIPC Chapter3.SystemVIPC Part2.MessagePassing 41 Chapter4.PipesandFIFOs 43 Chapter5.PosixMessageQueues Chapter6.SystemVMessageQueues 129 Part3.Synchronization 157 Chapter7.MutexesandConditionvariables 159 Chapter8.Read-WriteLocks 17 Chapter9.RecordLocking 193 Chapter10.PosixSemaphores 219 Chapter11.SystemVSemaphores 281 Part4.SharedMemory 301 Chapter12.SharedMemoryIntroduction 303 Chapter13.PosixSharedMemory 325 Chapter14 SystemVSharedMemory 343 Part5.RemoteProcedurecalls 353 Chapter15.Doors 355 Chapter16.SunRPC 399 AppendixAPerformanceMeasurements 457 AppendixB.AThreadsPrimer 501 AppendixC.MiscellaneousSourceCode 505 AppendixD.SolutionstoSelectedExercises 515 Tableofcontents reface XIII Part1.Introduction Chapter1.Introduction Introduction Processes,Threads,andtheSharingofInformation 1.3PersistenceofIPCObjects Names 1.5Effectoffork,exec,andexitonIPCObjects 1.6 ErrorHandling:WrapperFunctions 1.7UnixStandard 13 18 RoadmaptoIPCExamplesintheText 19 umman 16 Chapter2.PosixIPC 2.1 ntroduction 2.2PCNames19 2.3CreatingandOpeningIPCChannels22 24 IPCPermissions 25 Summary i viiiUNIXNetworkProgramming Contents Chapter3.SystemVIPC 3.1 Introduction 3.2key-tKeysandfLokFunction28 33 ipagermStructure30 CreatingandOpeningIPCChannels30 3.5 PCPermissions32 36 identifierReuse 34 ipcsandipmPrograms 38 KernelLimits36 3.9 amman 38 Part2.MessagePassing 41 Chapter4.PipesandFIFos 43 4.1 introduction 43 4.2 ASimpleClient-ServerEXample43 43 Pipes 44 Full-DuplexPipes50 45 popenandpcloseFu 46 FIFOS54 4.7 AdditionalPropertiesofPipesandFIFOs58 4.8 OneServer,MultipleClients 49terativeversusconcurentservers66 4.10StreamsandMessages67 4.11PipeandFIFOLimits72 4.12 Summary 73 Chapter5.PosixMessageQueues 75 5.1 5.2mC_open,mg_close,andmg_unlinkFunctions76 5.3 InagetattrandmgsetattrFunctions79 54 mg_sendandmq_receiveFunctions82 55 MessageQueueLimits86 56 tifyfunctio 57 PosixRealtimeSignals 5.8implementationUsingMemory-Mappedto106 5.9 Summar Chapter6.SystemVMessageQueues 129 6.1Introduction129 6.2msggetFunction 63 msgsndFunction 131 6.4msgrcvFunction132 6.5nsgctFu 134 66 SimplePrograms135 67 Client-ServerExample 140 6.8 MultiplexingMessage 142