XWOS API  4.0
XWOS C/C++ API参考手册
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sel.h
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1
13#ifndef __xwos_osal_sync_sel_h__
14#define __xwos_osal_sync_sel_h__
15
16#include <xwos/standard.h>
18#include <xwos/osal/time.h>
19
82struct xwos_sel {
83 struct xwosdl_sel ossel;
84};
85
89typedef struct {
90 struct xwos_sel * sel;
93
97#define XWOS_SEL_NILD ((xwos_sel_d){NULL, 0,})
98
113 xwbmp_t * bmp, xwbmp_t * msk)
114{
115 return xwosdl_sel_init(&sel->ossel, num, bmp, msk);
116}
117
129{
130 return xwosdl_sel_fini(&sel->ossel);
131}
132
148{
149 return xwosdl_sel_grab(&sel->ossel);
150}
151
167{
168 return xwosdl_sel_put(&sel->ossel);
169}
170
184{
185 return xwosdl_sel_create((xwosdl_sel_d *)seld, num);
186}
187
199{
200 return xwosdl_sel_delete(&seld.sel->ossel, seld.tik);
201}
202
216{
217 return xwosdl_sel_acquire(&seld.sel->ossel, seld.tik);
218}
219
233{
234 return xwosdl_sel_release(&seld.sel->ossel, seld.tik);
235}
236
246{
247 return xwosdl_sel_get_tik(&sel->ossel);
248}
249
259{
260 xwos_sel_d seld;
261
262 seld.sel = sel;
263 seld.tik = xwosdl_sel_get_tik(&sel->ossel);
264 return seld;
265}
266
286xwer_t xwos_sel_bind(struct xwos_sel * src, struct xwos_sel * dst, xwsq_t pos)
287{
288 return xwosdl_sel_bind(&src->ossel, &dst->ossel, pos);
289}
290
303xwer_t xwos_sel_unbind(struct xwos_sel * src, struct xwos_sel * dst)
304{
305 return xwosdl_sel_unbind(&src->ossel, &dst->ossel);
306}
307
319xwer_t xwos_sel_get_num(struct xwos_sel * sel, xwsz_t * numbuf)
320{
321 return xwosdl_sel_get_num(&sel->ossel, numbuf);
322}
323
338xwer_t xwos_sel_select(struct xwos_sel * sel, xwbmp_t msk[], xwbmp_t trg[])
339{
340 return xwosdl_sel_select(&sel->ossel, msk, trg);
341}
342
365 xwbmp_t msk[], xwbmp_t trg[],
366 xwtm_t to)
367{
368 return xwosdl_sel_select_to(&sel->ossel, msk, trg, to);
369}
370
387{
388 return xwosdl_sel_select(&sel->ossel, msk, trg);
389}
390
406{
407 return xwosdl_sel_select_unintr(&sel->ossel, msk, trg);
408}
409
414#endif /* xwos/osal/sync/sel.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_sel_select_to(struct xwos_sel *sel, xwbmp_t msk[], xwbmp_t trg[], xwtm_t to)
XWOS API:限时等待信号选择器中的 选择信号
Definition sel.h:364
static xwer_t xwos_sel_fini(struct xwos_sel *sel)
XWOS API:销毁静态方式初始化的信号选择器
Definition sel.h:128
static xwer_t xwos_sel_get_num(struct xwos_sel *sel, xwsz_t *numbuf)
XWOS API:获取信号选择器中的信号槽的数量
Definition sel.h:319
static xwer_t xwos_sel_grab(struct xwos_sel *sel)
XWOS API:增加信号选择器对象的引用计数
Definition sel.h:147
static xwer_t xwos_sel_create(xwos_sel_d *seld, xwsz_t num)
XWOS API:动态方式创建信号选择器
Definition sel.h:183
static xwer_t xwos_sel_bind(struct xwos_sel *src, struct xwos_sel *dst, xwsq_t pos)
XWOS API:绑定源信号选择器到目的信号选择器
Definition sel.h:286
static xwer_t xwos_sel_unbind(struct xwos_sel *src, struct xwos_sel *dst)
XWOS API:从目的信号选择器上解绑源信号选择器
Definition sel.h:303
static xwsq_t xwos_sel_get_tik(struct xwos_sel *sel)
XWOS API:获取信号选择器对象的标签
Definition sel.h:245
static xwer_t xwos_sel_delete(xwos_sel_d seld)
XWOS API:删除动态方式创建的信号选择器
Definition sel.h:198
static xwer_t xwos_sel_acquire(xwos_sel_d seld)
XWOS API:检查信号选择器对象的标签并增加引用计数
Definition sel.h:215
static xwer_t xwos_sel_release(xwos_sel_d seld)
XWOS API:检查对象的标签并减少引用计数
Definition sel.h:232
static xwer_t xwos_sel_tryselect(struct xwos_sel *sel, xwbmp_t msk[], xwbmp_t trg[])
XWOS API:检测信号选择器中是否有 选择信号
Definition sel.h:386
static xwer_t xwos_sel_select_unintr(struct xwos_sel *sel, xwbmp_t msk[], xwbmp_t trg[])
XWOS API:等待信号选择器中的 选择信号 ,且等待不可被中断
Definition sel.h:405
static xwer_t xwos_sel_init(struct xwos_sel *sel, xwsz_t num, xwbmp_t *bmp, xwbmp_t *msk)
XWOS API:静态方式初始化信号选择器
Definition sel.h:112
static xwer_t xwos_sel_select(struct xwos_sel *sel, xwbmp_t msk[], xwbmp_t trg[])
XWOS API:等待信号选择器中的 选择信号
Definition sel.h:338
static xwos_sel_d xwos_sel_get_d(struct xwos_sel *sel)
XWOS API:获取信号选择器对象描述符
Definition sel.h:258
static xwer_t xwos_sel_put(struct xwos_sel *sel)
XWOS API:减少信号选择器对象的引用计数
Definition sel.h:166
操作系统抽象层:信号选择器接口描述
XWOS API:信号选择器对象描述符
Definition sel.h:89
struct xwos_sel * sel
Definition sel.h:90
xwsq_t tik
Definition sel.h:91
XWOS API:信号选择器对象
Definition sel.h:82
struct xwmp_evt ossel
Definition sel.h:83
操作系统抽象层:时间
XWOS的标准头文件