void s_poll_init(s_poll_set *fds) {
#ifdef USE_WIN32
fds->allocated=4; /* prealloc 4 file desciptors */
#endif
s_poll_realloc(fds);
FD_ZERO(fds->irfds);
FD_ZERO(fds->iwfds);
FD_ZERO(fds->ixfds);
fds->max=0; /* no file descriptors */
}
void s_poll_add(s_poll_set *fds, int fd, int rd, int wr) {
#ifdef USE_WIN32
/* fds->ixfds contains union of fds->irfds and fds->iwfds */
if(fds->ixfds->fd_count>=fds->allocated) {
fds->allocated=fds->ixfds->fd_count+1;
s_poll_realloc(fds);
}
#endif
if(rd)
FD_SET((unsigned int)fd, fds->irfds);
if(wr)
FD_SET((unsigned int)fd, fds->iwfds);
/* always expect errors (and the Spanish Inquisition) */
FD_SET((unsigned int)fd, fds->ixfds);
if(fd>fds->max)
fds->max=fd;
}
void s_poll_add(s_poll_set *fds, int fd, int rd, int wr) {
unsigned int i;
for(i=0; i<fds->nfds && fds->ufds[i].fd!=fd; i++)
;
if(i==fds->nfds) {
if(i==fds->allocated) {
fds->allocated=i+1;
s_poll_realloc(fds);
}
fds->ufds[i].fd=fd;
fds->ufds[i].events=0;
fds->nfds++;
}
if(rd)
fds->ufds[i].events|=POLLIN;
if(wr)
fds->ufds[i].events|=POLLOUT;
}
void s_poll_add(s_poll_set *fds, SOCKET fd, int rd, int wr) {
unsigned i;
for(i=0; i<fds->nfds && fds->ufds[i].fd!=fd; i++)
;
if(i==fds->nfds) { /* not found */
if(i==fds->allocated) {
fds->allocated=i+1;
s_poll_realloc(fds);
}
fds->ufds[i].fd=fd;
fds->ufds[i].events=0;
fds->nfds++;
}
if(rd) {
fds->ufds[i].events|=POLLIN;
#ifdef POLLRDHUP
fds->ufds[i].events|=POLLRDHUP;
#endif
}
if(wr)
fds->ufds[i].events|=POLLOUT;
}
void s_poll_init(s_poll_set *fds) {
fds->nfds=0;
fds->allocated=4; /* prealloc 4 file desciptors */
s_poll_realloc(fds);
}
