Lines Matching refs:sop
90 static int select_resize(struct selectop *sop, int fdsz);
95 struct selectop *sop;
101 if (!(sop = calloc(1, sizeof(struct selectop))))
104 select_resize(sop, howmany(32 + 1, NFDBITS)*sizeof(fd_mask));
108 return (sop);
113 check_selectop(struct selectop *sop)
116 for (i=0;i<=sop->event_fds;++i) {
117 if (FD_ISSET(i, sop->event_readset_in)) {
118 assert(sop->event_r_by_fd[i]);
119 assert(sop->event_r_by_fd[i]->ev_events & EV_READ);
120 assert(sop->event_r_by_fd[i]->ev_fd == i);
122 assert(! sop->event_r_by_fd[i]);
124 if (FD_ISSET(i, sop->event_writeset_in)) {
125 assert(sop->event_w_by_fd[i]);
126 assert(sop->event_w_by_fd[i]->ev_events & EV_WRITE);
127 assert(sop->event_w_by_fd[i]->ev_fd == i);
129 assert(! sop->event_w_by_fd[i]);
135 #define check_selectop(sop) do { (void) sop; } while (0)
146 struct selectop *sop = arg;
148 check_selectop(sop);
157 struct selectop *sop = arg;
159 check_selectop(sop);
161 memcpy(sop->event_readset_out, sop->event_readset_in,
162 sop->event_fdsz);
163 memcpy(sop->event_writeset_out, sop->event_writeset_in,
164 sop->event_fdsz);
166 res = select(sop->event_fds + 1, sop->event_readset_out,
167 sop->event_writeset_out, NULL, tv);
169 check_selectop(sop);
184 check_selectop(sop);
185 for (i = 0; i <= sop->event_fds; ++i) {
188 if (FD_ISSET(i, sop->event_readset_out)) {
189 r_ev = sop->event_r_by_fd[i];
192 if (FD_ISSET(i, sop->event_writeset_out)) {
193 w_ev = sop->event_w_by_fd[i];
207 check_selectop(sop);
214 select_resize(struct selectop *sop, int fdsz)
226 n_events_old = (sop->event_fdsz/sizeof(fd_mask)) * NFDBITS;
228 if (sop->event_readset_in)
229 check_selectop(sop);
231 if ((readset_in = realloc(sop->event_readset_in, fdsz)) == NULL)
233 sop->event_readset_in = readset_in;
234 if ((readset_out = realloc(sop->event_readset_out, fdsz)) == NULL)
236 sop->event_readset_out = readset_out;
237 if ((writeset_in = realloc(sop->event_writeset_in, fdsz)) == NULL)
239 sop->event_writeset_in = writeset_in;
240 if ((writeset_out = realloc(sop->event_writeset_out, fdsz)) == NULL)
242 sop->event_writeset_out = writeset_out;
243 if ((r_by_fd = realloc(sop->event_r_by_fd,
246 sop->event_r_by_fd = r_by_fd;
247 if ((w_by_fd = realloc(sop->event_w_by_fd,
250 sop->event_w_by_fd = w_by_fd;
252 memset((char *)sop->event_readset_in + sop->event_fdsz, 0,
253 fdsz - sop->event_fdsz);
254 memset((char *)sop->event_writeset_in + sop->event_fdsz, 0,
255 fdsz - sop->event_fdsz);
256 memset(sop->event_r_by_fd + n_events_old, 0,
258 memset(sop->event_w_by_fd + n_events_old, 0,
261 sop->event_fdsz = fdsz;
262 check_selectop(sop);
275 struct selectop *sop = arg;
280 check_selectop(sop);
285 if (sop->event_fds < ev->ev_fd) {
286 int fdsz = sop->event_fdsz;
295 if (fdsz != sop->event_fdsz) {
296 if (select_resize(sop, fdsz)) {
297 check_selectop(sop);
302 sop->event_fds = ev->ev_fd;
306 FD_SET(ev->ev_fd, sop->event_readset_in);
307 sop->event_r_by_fd[ev->ev_fd] = ev;
310 FD_SET(ev->ev_fd, sop->event_writeset_in);
311 sop->event_w_by_fd[ev->ev_fd] = ev;
313 check_selectop(sop);
325 struct selectop *sop = arg;
327 check_selectop(sop);
331 if (sop->event_fds < ev->ev_fd) {
332 check_selectop(sop);
337 FD_CLR(ev->ev_fd, sop->event_readset_in);
338 sop->event_r_by_fd[ev->ev_fd] = NULL;
342 FD_CLR(ev->ev_fd, sop->event_writeset_in);
343 sop->event_w_by_fd[ev->ev_fd] = NULL;
346 check_selectop(sop);
353 struct selectop *sop = arg;
355 if (sop->event_readset_in)
356 free(sop->event_readset_in);
357 if (sop->event_writeset_in)
358 free(sop->event_writeset_in);
359 if (sop->event_readset_out)
360 free(sop->event_readset_out);
361 if (sop->event_writeset_out)
362 free(sop->event_writeset_out);
363 if (sop->event_r_by_fd)
364 free(sop->event_r_by_fd);
365 if (sop->event_w_by_fd)
366 free(sop->event_w_by_fd);
368 memset(sop, 0, sizeof(struct selectop));
369 free(sop);