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<HTML><HEAD>
<TITLE>New Features in Version 3.0 -- C API</TITLE>
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<a name="34776">
</a><h3>C API</h3>
<p><a name="35084">
</a>The following feature changes for the C API are included in AOLserver Version 3.0:<Table Border = "3">
<tr><th><p><a name="50088">
</a><b>Feature</b></p>
<th><p><a name="50090">
</a><b>Where Documented</b></p>
<tr><td><p><a name="50092">
</a><b>ADP functions removed:</b> The following functions are no longer supported for Version 3.0:</p>
<dl>
<dd> Ns_AdpParseBuffer
<dd> Ns_AdpParseFile
<dd> Ns_AdpParseFp
<dd> Ns_RegisterAdpCmd
<dd>
</dl>
<td><p><a name="50099">
</a>NA</p>
<tr><td><p><a name="50101">
</a><b>New caching API:</b> The following caching functions are new for Version 3.0:</p>
<dl>
<dd> Ns_CacheBroadcast
<dd> Ns_CacheCreate
<dd> Ns_CacheCreateEntry
<dd> Ns_CacheCreateSz
<dd> Ns_CacheDeleteEntry
<dd> Ns_CacheFind
<dd> Ns_CacheFindEntry
<dd> Ns_CacheFirstEntry
<dd> Ns_CacheFlush
<dd> Ns_CacheFlushEntry
<dd> Ns_CacheFree
<dd> Ns_CacheGetValue
<dd> Ns_CacheKey
<dd> Ns_CacheLock
<dd> Ns_CacheMalloc
<dd> Ns_CacheName
<dd> Ns_CacheNextEntry
<dd> Ns_CacheSetValue
<dd> Ns_CacheSetValueSz
<dd> Ns_CacheSignal
<dd> Ns_CacheTimedGetValue
<dd> Ns_CacheTimedWait
<dd> Ns_CacheUnlock
<dd> Ns_CacheUnsetValue
<dd> Ns_CacheWait
</dl>
<td><p><a name="50128">
</a><i>C Developer's Guide:</i> <a href="c-ch17.htm#536069">page 54</a> through <a href="c-ch41.htm#536093">page 78</a></p>
<tr><td><p><a name="50136">
</a><b>New Cond functions:</b> The following functions are new for Version 3.0:</p>
<dl>
<dd> Ns_CondBroadcast
<dd> Ns_CondDestroy
<dd> Ns_CondInit
<dd> Ns_CondSignal
<dd> Ns_CondTimedWait
<dd> Ns_CondWait
</dl>
<td><p><a name="50144">
</a><i>C Developer's Guide:</i> <a href="c-ch45.htm#551012">page 82</a> through <a href="c-ch50.htm#551017">page 87</a></p>
<tr><td><p><a name="50704">
</a><b>Database stored procedures supported:</b> The following functions are new for Version 3.0:</p>
<dl>
<dd> Ns_DbSpExec
<dd> Ns_DbSpGetParams
<dd> Ns_DbSpReturnCode
<dd> Ns_DbSpSetParam
<dd> Ns_DbSpStart
</dl>
<p><a name="50900">
</a>The following functions are new for external database driver implementation:</p>
<dl>
<dd> Ns_PdDbSpExec
<dd> Ns_PdDbSpGetParams
<dd> Ns_PdDbSpReturnCode
<dd> Ns_PdDbSpSetParam
<dd> Ns_PdDbSpStart
</dl>
<td><p><a name="50706">
</a><i>C Developer's Guide:</i> <a href="c-ch156.htm#816875">page 193</a> through <a href="c-ch160.htm#816879">page 197</a>, and <a href="dr-app23.htm#29593">page 566</a> through <a href="dr-app27.htm#30323">page 573</a></p>
<tr><td><p><a name="50152">
</a><b>Some database functions removed: </b>The following functions are no longer supported for Version 3.0:</p>
<dl>
<dd> Ns_DbAddColumnInfo
<dd> Ns_DbBestRowId
<dd> Ns_DbCloseDb
<dd> Ns_DbColumnCount
<dd> Ns_DbColumnIndex
<dd> Ns_DbColumnName
<dd> Ns_DbColumnType
<dd> Ns_DbColumnValue
<dd> Ns_DbDup
<dd> Ns_DbFreeTableInfo
<dd> Ns_DbGetTableInfo
<dd> Ns_DbInitialized
<dd> Ns_DbNewTableInfo
<dd> Ns_DbOpenDb
<dd> Ns_DbReturnError
<dd> Ns_DbTableDescription
<dd> Ns_DbTableExists
<dd> Ns_DbTableList
<dd> Ns_DbTableName
<dd> Ns_DbTableValue
<dd>
</dl>
<td><p><a name="50175">
</a>NA</p>
<tr><td><p><a name="50180">
</a><b>Memory pools supported: </b>AOLserver now uses memory pools to manage memory. Instead of calling malloc() and free() multiple times per connection, a large pool of memory is allocated at thread startup. The following new functions support memory pools:</p>
<dl>
<dd> Ns_PoolAlloc
<dd> Ns_PoolCreate
<dd> Ns_PoolDestroy
<dd> Ns_PoolDump
<dd> Ns_PoolFree
<dd> Ns_PoolRealloc
<dd> Ns_PoolTrace
<dd> Ns_ThreadCreate
<dd> Ns_ThreadExit
<dd> Ns_ThreadFree
<dd> Ns_ThreadGetName
<dd> Ns_ThreadId
<dd> Ns_ThreadJoin
<dd> Ns_ThreadMalloc
<dd> Ns_ThreadPool
<dd> Ns_ThreadRealloc
<dd> Ns_ThreadSelf
<dd> Ns_ThreadSetName
</dl>
<td><p><a name="50201">
</a><i>C Developer's Guide:</i> <a href="c-ch273.htm#569676">page 312</a> through <a href="c-ch279.htm#569682">page 318</a>, and <a href="c-ch400.htm#570947">page 445</a> through <a href="c-ch410.htm#570957">page 455</a></p>
<tr><td><p><a name="50215">
</a><b>Quotas for the page root directory are no longer supported: </b>As a result, the following C API functions have been removed: </p>
<dl>
<dd> Ns_ConnCopyToFdWithQuota
<dd> Ns_DeleteFileWithQuota
<dd> Ns_MkdirWithQuota
<dd> Ns_OpenWriteWithQuota
<dd> Ns_RmdirWithQuota
<dd> Ns_WriteWithQuota.
</dl>
<td><p><a name="50223">
</a>NA</p>
<tr><td><p><a name="50225">
</a><b>New socket driver API for HTTP sockets:</b> There is a new C API function:</p>
<dl>
<dd> Ns_RegisterLocation
</dl>
<td><p><a name="50228">
</a><i>C Developer's Guide:</i> <a href="c-ch294.htm#570330">page 335</a></p>
<tr><td><p><a name="50233">
</a><b>New C functions: </b>The following functions not otherwise mentioned above are new for Version 3.0:</p>
<dl>
<dd> Ns_AbsTimedWaitForEvent
<dd> Ns_AdpRegisterParser
<dd> Ns_Asctime
<dd> Ns_AdjTime
<dd> Ns_AuthorizeUser
<dd> Ns_Bindsock
<dd> Ns_CheckStack
<dd> Ns_CloseOnExec
<dd> Ns_ConfigGetInt64
<dd> Ns_ConnConstructHeaders
<dd> Ns_ConnContentSent
<dd> Ns_ConnCopyToChannel
<dd> Ns_ConnCopyToFd
<dd> Ns_ConnFlushContent
<dd> Ns_ConnInit
<dd> Ns_ConnOutputHeaders
<dd> Ns_ConnPeerPort
<dd> Ns_ConnReadHeaders
<dd> Ns_ConnReadLine
<dd> Ns_ConnRedirect
<dd> Ns_ConnReturnOpenChannel
<dd> Ns_ConnRunRequest
<dd> Ns_ConnSendChannel
<dd> Ns_ConnSendDString
<dd> Ns_CsDestroy
<dd> Ns_CsEnter
<dd> Ns_CsInit
<dd> Ns_CsLeave
<dd> Ns_Ctime
<dd> Ns_DbDriverDbType
<dd> Ns_DbInterpretSqlFile
<dd> Ns_DbPoolDefault
<dd> Ns_DStringAppendArg
<dd> Ns_DiffTime
<dd> Ns_DriverEnableKeepalive
<dd> Ns_ExecArgblk
<dd> Ns_ExecArgv
<dd> Ns_ExecProc
<dd> Ns_ExecProcess
<dd> Ns_ExitThread
<dd> Ns_Fork
</dl>
<td><p><a name="50274">
</a><i>C Developer's Guide:</i> <a href="c-ch4.htm#37272">"C API Function Reference"</a></p>
<tr><td><p><a name="50279">
</a><b>New C functions, continued: </b></p>
<dl>
<dd> Ns_GetDriver
<dd> Ns_GetDriverContext
<dd> Ns_GetDriverLabel
<dd> Ns_GetDriverName
<dd> Ns_GetDriverProc
<dd> Ns_GetFirstDriver
<dd> Ns_GetMimeType
<dd> Ns_GetNextDriver
<dd> Ns_GetSockAddr
<dd> Ns_GetTime
<dd> Ns_GetUid
<dd> Ns_Gmtime
<dd> Ns_HtuuDecode
<dd> Ns_HtuuEncode
<dd> Ns_IncrTime
<dd> Ns_InetNtoa
<dd> Ns_InfoBootTime
<dd> Ns_InfoErrorLog
<dd> Ns_InfoHostname
<dd> Ns_InfoPid
<dd> Ns_InfoPlatform
<dd> Ns_InfoServersStarted
<dd> Ns_InfoShutdownPending
<dd> Ns_InfoStarted
<dd> Ns_InfoUptime
<dd> Ns_InitPrint
<dd> Ns_LibPath
<dd> Ns_Localtime
<dd> Ns_LogRoll
<dd> Ns_Match
<dd> Ns_ModLog
<dd> Ns_ModLogGetThreshold
<dd> Ns_ModLogLookupHandle
<dd> Ns_ModLogLookupRealm
<dd> Ns_ModLogRedirect
<dd> Ns_ModLogRegister
<dd> Ns_ModLogSetThreshold
<dd> Ns_MutexDestroy
<dd> Ns_MutexInit
<dd> Ns_MutexLock
<dd> Ns_MutexUnlock
</dl>
<td><p><a name="50330">
</a><i>C Developer's Guide:</i> <a href="c-ch4.htm#37272">"C API Function Reference"</a></p>
<tr><td><p><a name="50335">
</a><b>New C functions, continued: </b></p>
<dl>
<dd> Ns_NextWord
<dd> Ns_ParseHeader
<dd> Ns_ParseHttpTime
<dd> Ns_ParseUrl
<dd> Ns_PermPasswordCheck
<dd> Ns_QueryToSet
<dd> Ns_QueueConn
<dd> Ns_Readdir
<dd> Ns_RegisterAtPreStartup
<dd> Ns_RegisterAtSignal
<dd> Ns_RegisterAtStartup
<dd> Ns_RegisterCleanup
<dd> Ns_RegisterDriver
<dd> Ns_RegisterReturn
<dd> Ns_RWLockDestroy
<dd> Ns_RWLockInit
<dd> Ns_RWLockRdLock
<dd> Ns_RWLockUnlock
<dd> Ns_RWLockWrLock
<dd> Ns_SemaDestroy
<dd> Ns_SemaInit
<dd> Ns_SemaPost
<dd> Ns_SemaWait
<dd> Ns_SetDriverProc
<dd> Ns_SetRequestUrl
<dd> Ns_SetUpdate
<dd> Ns_SetUserAuthorizeProc
<dd> Ns_Sigmask
<dd> Ns_Signal
<dd> Ns_Sigwait
<dd> Ns_SockCancelCallback
<dd> Ns_SockListenCallback
<dd> Ns_SockPortBound
<dd> Ns_StrCaseFind
<dd> Ns_StrToLower
<dd> Ns_StrToUpper
<dd> Ns_StrTrim
<dd> Ns_StrTrimLeft
<dd> Ns_StrTrimRight
<dd> Ns_StringPrint
<dd> Ns_Strtok
<dd>
</dl>
<td><p><a name="50366">
</a><i>C Developer's Guide:</i> <a href="c-ch4.htm#37272">"C API Function Reference"</a></p>
<tr><td><p><a name="50461">
</a><b>New C functions, continued:</b></p>
<dl>
<dd> Ns_TclDestroyInterp
<dd> Ns_TclGetConn
<dd> Ns_TclGetOpenChannel
<dd> Ns_TclGetOpenFd
<dd> Ns_TclInitModule
<dd> Ns_TclInterpServer
<dd> Ns_TclLibrary
<dd> Ns_TclLogError
<dd> Ns_TclMarkForDelete
<dd> Ns_TclPrintInt
<dd> Ns_TclRegisterAtCreate
<dd> Ns_TclRegisterDeferred
<dd> Ns_TlsAlloc
<dd> Ns_TlsGet
<dd> Ns_TlsSet
<dd> Ns_WaitForProcess
<dd> Ns_WaitForStartup
<dd> Ns_WaitProcess
<dd> Ns_WaitThread
<dd> Ns_WriteConn
</dl>
<td><p><a name="50463">
</a><i>C Developer's Guide:</i> <a href="c-ch4.htm#37272">"C API Function Reference"</a></p>
<tr><td><p><a name="50627">
</a><b>Modified C functions:</b> The following functions have been modified for Version 3.0:</p>
<dl>
<dd> Ns_ConnGets
<dd> Ns_ParseRequest
</dl>
<td><p><a name="50631">
</a><i>C Developer's Guide:</i> <a href="c-ch75.htm#95835">page 112</a>, <a href="c-ch269.htm#126114">page 308</a></p>
<tr><td><p><a name="50414">
</a><b>Removed C functions: </b>The following functions not otherwise mentioned above are no longer supported for Version 3.0:</p>
<dl>
<dd> Ns_ClearSockErrno
<dd> Ns_ConnReturnProxyNotice
<dd> Ns_GetSockErrno
<dd> Ns_InitializeThreads
<dd> Ns_IntPrint
<dd> Ns_LogPeriodic
<dd> Ns_LogRaw
<dd> Ns_QueryResolve
<dd> Ns_RegisterShtmlCmd
<dd> Ns_ReturnError
<dd> Ns_ServerGetContentFileCreationMode
<dd> Ns_ServerGetCustomErrorResponse
<dd> Ns_ServerGetMimeIcon
<dd> Ns_ServerGetMimeType
<dd> Ns_ServerSetDefaultMimeType
<dd> Ns_ServerSetNoExtensionMimeType
<dd> Ns_ServerUpdateMimeType
<dd> Ns_SetSockErrno
<dd> Ns_SetThreadPriority
<dd> Ns_SetThreadStackSize
<dd> Ns_Shutdown
<dd> Ns_SignalServer
<dd> Ns_SockCloseLater
<dd> Ns_SockStrError
<dd> Ns_TclDbGetHandle
<dd> Ns_UrlIsMiniWeb
<dd> Ns_UrlToNvd
<dd>
</dl>
<td><p><a name="50436">
</a>NA</p>
</Table></p>
<p><a name="50637">
</a></p>
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