00001 00002 /* 00003 ** Copyright (C) 2002 Russell Leighton 00004 ** 00005 ** This program is free software; you can redistribute it and/or modify 00006 ** it under the terms of the GNU General Public License as published by 00007 ** the Free Software Foundation; either version 2 of the License, or 00008 ** (at your option) any later version. 00009 ** 00010 ** This program is distributed in the hope that it will be useful, 00011 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 ** GNU General Public License for more details. 00014 ** 00015 ** You should have received a copy of the GNU General Public License 00016 ** along with this program; if not, write to the Free Software 00017 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00018 */ 00019 00020 00021 00022 #ifndef __AWTASKLET__ 00023 #define __AWTASKLET__ 00024 00025 #include "monthread.h" 00026 00027 /* cap on number of tasklets per pool, safety check */ 00028 #define MAX_POOL_TASKLETS 1024 00029 00037 typedef struct aw_tasklet_thread_s { 00038 00039 struct aw_tasklet_thread_s 00040 *next,*prev; 00041 00042 aw_plock_t 00043 lock; 00044 00045 /* non-zero if busy */ 00046 u_int32_t 00047 working; 00048 00049 /* non-zero if requested to stop */ 00050 u_int32_t 00051 stop; 00052 00053 aw_monthread_t 00054 *thread; 00055 00056 struct aw_tasklet_pool_s 00057 *pool; 00058 00059 void 00060 *params; 00061 00062 } aw_tasklet_thread_t; 00063 00064 typedef struct aw_tasklet_pool_s { 00065 00066 aw_plock_t 00067 lock; 00068 00069 u_int32_t 00070 stop; 00071 00072 aw_tasklet_thread_t 00073 *threads; 00074 00075 } aw_tasklet_pool_t; 00076 00077 00078 typedef struct { 00079 00080 aw_handler_t *h; 00081 00082 aw_handler_args_t args; 00083 00084 } aw_handler_tasklet_params_t; 00085 00086 00087 /* tasklet.c */ 00088 void aw_init_tasklet_pool(aw_tasklet_pool_t *pool); 00089 void aw_clear_tasklet_pool(aw_tasklet_pool_t *pool); 00090 int32_t aw_start_handler_tasklet(aw_handler_t *h, aw_handler_args_t *args); 00091 00092 #endif