mirror of https://github.com/LeOS-GSI/LeOS-Genesis
149 lines
5.0 KiB
C
149 lines
5.0 KiB
C
/**
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* @file BReactor_glib.h
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* @author Ambroz Bizjak <ambrop7@gmail.com>
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*
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* @section LICENSE
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef BADVPN_SYSTEM_BREACTOR_H
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#define BADVPN_SYSTEM_BREACTOR_H
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#include <stdint.h>
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#include <glib.h>
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#include <misc/debug.h>
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#include <misc/debugcounter.h>
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#include <misc/offset.h>
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#include <structure/LinkedList1.h>
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#include <base/DebugObject.h>
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#include <base/BPending.h>
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#include <system/BTime.h>
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typedef struct BReactor_s BReactor;
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struct BSmallTimer_t;
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#define BTIMER_SET_ABSOLUTE 1
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#define BTIMER_SET_RELATIVE 2
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typedef void (*BSmallTimer_handler) (struct BSmallTimer_t *timer);
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typedef void (*BTimer_handler) (void *user);
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typedef struct BSmallTimer_t {
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union {
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BSmallTimer_handler smalll; // MSVC doesn't like "small"
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BTimer_handler heavy;
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} handler;
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BReactor *reactor;
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GSource *source;
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uint8_t active;
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uint8_t is_small;
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} BSmallTimer;
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void BSmallTimer_Init (BSmallTimer *bt, BSmallTimer_handler handler);
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int BSmallTimer_IsRunning (BSmallTimer *bt);
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typedef struct {
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BSmallTimer base;
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void *user;
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btime_t msTime;
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} BTimer;
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void BTimer_Init (BTimer *bt, btime_t msTime, BTimer_handler handler, void *user);
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int BTimer_IsRunning (BTimer *bt);
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struct BFileDescriptor_t;
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#define BREACTOR_READ (1 << 0)
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#define BREACTOR_WRITE (1 << 1)
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#define BREACTOR_ERROR (1 << 2)
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#define BREACTOR_HUP (1 << 3)
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typedef void (*BFileDescriptor_handler) (void *user, int events);
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typedef struct BFileDescriptor_t {
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int fd;
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BFileDescriptor_handler handler;
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void *user;
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int active;
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int waitEvents;
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BReactor *reactor;
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GSource *source;
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GPollFD pollfd;
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} BFileDescriptor;
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void BFileDescriptor_Init (BFileDescriptor *bs, int fd, BFileDescriptor_handler handler, void *user);
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struct BReactor_s {
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int exiting;
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int exit_code;
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GMainLoop *gloop;
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int unref_gloop_on_free;
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GSourceFuncs fd_source_funcs;
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BPendingGroup pending_jobs;
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LinkedList1 active_limits_list;
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DebugCounter d_fds_counter;
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DebugCounter d_limits_ctr;
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DebugCounter d_timers_ctr;
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DebugObject d_obj;
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};
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int BReactor_Init (BReactor *bsys) WARN_UNUSED;
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void BReactor_Free (BReactor *bsys);
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int BReactor_Exec (BReactor *bsys);
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void BReactor_Quit (BReactor *bsys, int code);
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void BReactor_SetSmallTimer (BReactor *bsys, BSmallTimer *bt, int mode, btime_t time);
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void BReactor_RemoveSmallTimer (BReactor *bsys, BSmallTimer *bt);
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void BReactor_SetTimer (BReactor *bsys, BTimer *bt);
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void BReactor_SetTimerAfter (BReactor *bsys, BTimer *bt, btime_t after);
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void BReactor_SetTimerAbsolute (BReactor *bsys, BTimer *bt, btime_t time);
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void BReactor_RemoveTimer (BReactor *bsys, BTimer *bt);
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BPendingGroup * BReactor_PendingGroup (BReactor *bsys);
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int BReactor_Synchronize (BReactor *bsys, BSmallPending *ref);
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int BReactor_AddFileDescriptor (BReactor *bsys, BFileDescriptor *bs) WARN_UNUSED;
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void BReactor_RemoveFileDescriptor (BReactor *bsys, BFileDescriptor *bs);
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void BReactor_SetFileDescriptorEvents (BReactor *bsys, BFileDescriptor *bs, int events);
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int BReactor_InitFromExistingGMainLoop (BReactor *bsys, GMainLoop *gloop, int unref_gloop_on_free);
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GMainLoop * BReactor_GetGMainLoop (BReactor *bsys);
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int BReactor_SynchronizeAll (BReactor *bsys);
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typedef struct {
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BReactor *reactor;
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int limit;
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int count;
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LinkedList1Node active_limits_list_node;
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DebugObject d_obj;
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} BReactorLimit;
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void BReactorLimit_Init (BReactorLimit *o, BReactor *reactor, int limit);
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void BReactorLimit_Free (BReactorLimit *o);
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int BReactorLimit_Increment (BReactorLimit *o);
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void BReactorLimit_SetLimit (BReactorLimit *o, int limit);
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#endif
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