XWOS API  4.0
XWOS C/C++ API参考手册
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br.h
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1
13#ifndef __xwos_osal_sync_br_h__
14#define __xwos_osal_sync_br_h__
15
16#include <xwos/standard.h>
18#include <xwos/osal/time.h>
19#include <xwos/osal/sync/sel.h>
20
79struct xwos_br {
80 struct xwosdl_br osbr;
81};
82
86typedef struct {
87 struct xwos_br * br;
89} xwos_br_d;
90
94#define XWOS_BR_NILD ((xwos_br_d){NULL, 0,})
95
110 xwbmp_t * bmp, xwbmp_t * msk)
111{
112 return xwosdl_br_init(&br->osbr, num, bmp, msk);
113}
114
126{
127 return xwosdl_br_fini(&br->osbr);
128}
129
145{
146 return xwosdl_br_grab(&br->osbr);
147}
148
164{
165 return xwosdl_br_put(&br->osbr);
166}
167
181{
182 return xwosdl_br_create((xwosdl_br_d *)brd, num);
183}
184
196{
197 return xwosdl_br_delete(&brd.br->osbr, brd.tik);
198}
199
213{
214 return xwosdl_br_acquire(&brd.br->osbr, brd.tik);
215}
216
230{
231 return xwosdl_br_release(&brd.br->osbr, brd.tik);
232}
233
243{
244 return xwosdl_br_get_tik(&br->osbr);
245}
246
256{
257 xwos_br_d brd;
258
259 brd.br = br;
260 brd.tik = xwosdl_br_get_tik(&br->osbr);
261 return brd;
262}
263
282xwer_t xwos_br_bind(struct xwos_br * br, struct xwos_sel * sel, xwsq_t pos)
283{
284 return xwosdl_br_bind(&br->osbr, &sel->ossel, pos);
285}
286
299xwer_t xwos_br_unbind(struct xwos_br * br, struct xwos_sel * sel)
300{
301 return xwosdl_br_unbind(&br->osbr, &sel->ossel);
302}
303
315xwer_t xwos_br_get_num(struct xwos_br * br, xwsz_t * numbuf)
316{
317 return xwosdl_br_get_num(&br->osbr, numbuf);
318}
319
334{
335 return xwosdl_br_wait(&br->osbr);
336}
337
359{
360 return xwosdl_br_wait_to(&br->osbr, to);
361}
362
377{
378 return xwosdl_br_wait_unintr(&br->osbr);
379}
380
385#endif /* xwos/osal/sync/br.h */
#define __xwos_inline_api
Definition compiler.h:179
xws64_t xwtm_t
XWOS系统时间 (有符号)
Definition type.h:742
signed long xwer_t
Definition type.h:554
unsigned long xwsz_t
Definition type.h:339
unsigned long xwsq_t
Definition type.h:445
xwu32_t xwbmp_t
Definition type.h:574
static xwer_t xwos_br_create(xwos_br_d *brd, xwsz_t num)
XWOS API:动态方式创建线程栅栏
Definition br.h:180
static xwer_t xwos_br_delete(xwos_br_d brd)
XWOS API:删除动态方式创建的线程栅栏
Definition br.h:195
static xwer_t xwos_br_init(struct xwos_br *br, xwsz_t num, xwbmp_t *bmp, xwbmp_t *msk)
XWOS API:静态方式初始化线程栅栏
Definition br.h:109
static xwer_t xwos_br_wait_to(struct xwos_br *br, xwtm_t to)
XWOS API:限时等待所有线程到达栅栏
Definition br.h:358
static xwer_t xwos_br_wait_unintr(struct xwos_br *br)
XWOS API:等待所有线程到达栅栏,且等待不可被中断
Definition br.h:376
static xwer_t xwos_br_acquire(xwos_br_d brd)
XWOS API:检查线程栅栏对象的标签并增加引用计数
Definition br.h:212
static xwer_t xwos_br_unbind(struct xwos_br *br, struct xwos_sel *sel)
XWOS API:从信号选择器上解绑线程栅栏
Definition br.h:299
static xwer_t xwos_br_wait(struct xwos_br *br)
XWOS API:等待所有线程到达栅栏
Definition br.h:333
static xwer_t xwos_br_grab(struct xwos_br *br)
XWOS API:增加线程栅栏对象的引用计数
Definition br.h:144
static xwsq_t xwos_br_get_tik(struct xwos_br *br)
XWOS API:获取线程栅栏对象的标签
Definition br.h:242
static xwer_t xwos_br_get_num(struct xwos_br *br, xwsz_t *numbuf)
XWOS API:获取线程栅栏中线程槽数量
Definition br.h:315
static xwer_t xwos_br_fini(struct xwos_br *br)
XWOS API:销毁静态方式初始化的线程栅栏
Definition br.h:125
static xwos_br_d xwos_br_get_d(struct xwos_br *br)
XWOS API:获取线程栅栏对象描述符
Definition br.h:255
static xwer_t xwos_br_put(struct xwos_br *br)
XWOS API:减少线程栅栏对象的引用计数
Definition br.h:163
static xwer_t xwos_br_bind(struct xwos_br *br, struct xwos_sel *sel, xwsq_t pos)
XWOS API:绑定线程栅栏到信号选择器
Definition br.h:282
static xwer_t xwos_br_release(xwos_br_d brd)
XWOS API:检查对象的标签并减少引用计数
Definition br.h:229
操作系统抽象层:线程栅栏接口描述
XWOS API:线程栅栏对象描述符
Definition br.h:86
xwsq_t tik
Definition br.h:88
struct xwos_br * br
Definition br.h:87
XWOS API:线程栅栏
Definition br.h:79
struct xwmp_evt osbr
Definition br.h:80
XWOS API:信号选择器对象
Definition sel.h:78
struct xwmp_evt ossel
Definition sel.h:79
操作系统抽象层:信号选择器
操作系统抽象层:时间
XWOS的标准头文件