1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* 3 * The contents of this file are subject to the Mozilla Public 4 * License Version 1.1 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of 6 * the License at http://www.mozilla.org/MPL/ 7 * 8 * Software distributed under the License is distributed on an "AS 9 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or 10 * implied. See the License for the specific language governing 11 * rights and limitations under the License. 12 * 13 * The Original Code is the Netscape Portable Runtime (NSPR). 14 * 15 * The Initial Developer of the Original Code is Netscape 16 * Communications Corporation. Portions created by Netscape are 17 * Copyright (C) 1999-2000 Netscape Communications Corporation. All 18 * Rights Reserved. 19 * 20 * Contributor(s): 21 * 22 * Alternatively, the contents of this file may be used under the 23 * terms of the GNU General Public License Version 2 or later (the 24 * "GPL"), in which case the provisions of the GPL are applicable 25 * instead of those above. If you wish to allow use of your 26 * version of this file only under the terms of the GPL and not to 27 * allow others to use your version of this file under the MPL, 28 * indicate your decision by deleting the provisions above and 29 * replace them with the notice and other provisions required by 30 * the GPL. If you do not delete the provisions above, a recipient 31 * may use your version of this file under either the MPL or the 32 * GPL. 33 */ 34 35 #ifndef prtpool_h___ 36 #define prtpool_h___ 37 38 #include "prtypes.h" 39 #include "prthread.h" 40 #include "prio.h" 41 #include "prerror.h" 42 43 /* 44 * NOTE: 45 * THIS API IS A PRELIMINARY VERSION IN NSPR 4.0 AND IS SUBJECT TO 46 * CHANGE 47 */ 48 49 PR_BEGIN_EXTERN_C 50 51 typedef struct PRJobIoDesc { 52 PRFileDesc *socket; 53 PRErrorCode error; 54 PRIntervalTime timeout; 55 } PRJobIoDesc; 56 57 typedef struct PRThreadPool PRThreadPool; 58 typedef struct PRJob PRJob; 59 typedef void (PR_CALLBACK *PRJobFn) (void *arg); 60 61 /* Create thread pool */ 62 NSPR_API(PRThreadPool *) 63 PR_CreateThreadPool(PRInt32 initial_threads, PRInt32 max_threads, 64 PRUint32 stacksize); 65 66 /* queue a job */ 67 NSPR_API(PRJob *) 68 PR_QueueJob(PRThreadPool *tpool, PRJobFn fn, void *arg, PRBool joinable); 69 70 /* queue a job, when a socket is readable */ 71 NSPR_API(PRJob *) 72 PR_QueueJob_Read(PRThreadPool *tpool, PRJobIoDesc *iod, 73 PRJobFn fn, void * arg, PRBool joinable); 74 75 /* queue a job, when a socket is writeable */ 76 NSPR_API(PRJob *) 77 PR_QueueJob_Write(PRThreadPool *tpool, PRJobIoDesc *iod, 78 PRJobFn fn, void * arg, PRBool joinable); 79 80 /* queue a job, when a socket has a pending connection */ 81 NSPR_API(PRJob *) 82 PR_QueueJob_Accept(PRThreadPool *tpool, PRJobIoDesc *iod, 83 PRJobFn fn, void * arg, PRBool joinable); 84 85 /* queue a job, when the socket connection to addr succeeds or fails */ 86 NSPR_API(PRJob *) 87 PR_QueueJob_Connect(PRThreadPool *tpool, PRJobIoDesc *iod, 88 const PRNetAddr *addr, PRJobFn fn, void * arg, PRBool joinable); 89 90 /* queue a job, when a timer exipres */ 91 NSPR_API(PRJob *) 92 PR_QueueJob_Timer(PRThreadPool *tpool, PRIntervalTime timeout, 93 PRJobFn fn, void * arg, PRBool joinable); 94 /* cancel a job */ 95 NSPR_API(PRStatus) 96 PR_CancelJob(PRJob *job); 97 98 /* join a job */ 99 NSPR_API(PRStatus) 100 PR_JoinJob(PRJob *job); 101 102 /* shutdown pool */ 103 NSPR_API(PRStatus) 104 PR_ShutdownThreadPool(PRThreadPool *tpool); 105 106 /* join pool, wait for exit of all threads */ 107 NSPR_API(PRStatus) 108 PR_JoinThreadPool(PRThreadPool *tpool); 109 110 PR_END_EXTERN_C 111 112 #endif /* prtpool_h___ */ 113