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quick hacks for select

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This commit is contained in:
Philip Homburg 2005-06-28 14:59:00 +00:00
parent a467c43c01
commit 18458079f8
1 changed files with 32 additions and 2 deletions
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34
servers/fs/select.c
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@ -146,6 +146,8 @@ PRIVATE int select_request_inet(struct filp *f, int *ops, int block)
rops = *ops;
if(block) rops |= SEL_NOTIFY;
*ops = dev_io(DEV_SELECT, f->filp_ino->i_zone[0], rops, NULL, 0, 0, 0);
printf("select_request_inet: got reply %d from inet for %d on %d\n",
*ops, rops, f->filp_ino->i_zone[0]);
if(*ops < 0)
return SEL_ERR;
return SEL_OK;
@ -162,9 +164,11 @@ PRIVATE int select_match_inet(struct filp *file)
return 0;
major = (file->filp_ino->i_zone[0] >> MAJOR) & BYTE;
if(major == INET_MAJOR)
{
printf("inet minor: %d\n",
(file->filp_ino->i_zone[0] & BYTE));
/* return 1; */
return 1;
}
return 0;
}
@ -296,6 +300,7 @@ PUBLIC int do_select(void)
continue;
if(!(filp = selecttab[s].filps[fd] = get_filp(fd))) {
select_cancel_all(&selecttab[s]);
printf("do_select: get_filp failed\n");
return EBADF;
}
@ -321,7 +326,10 @@ PUBLIC int do_select(void)
* type of file and we get to do whatever we want.
*/
if(type == -1)
{
printf("do_select: bad type\n");
return EBADF;
}
selecttab[s].type[fd] = type;
@ -583,7 +591,29 @@ PUBLIC int select_notified(message *m)
}
break;
default:
printf("fs: select: unrecognized select reply\n");
#if DEBUG_SELECT
printf("fs: select: default notification\n");
#endif
for(s = 0; s < MAXSELECTS; s++) {
int line, ops;
if(!selecttab[s].requestor)
continue;
for(f = 0; f < selecttab[s].nfds; f++) {
if(!selecttab[s].filps[f] ||
!select_match_inet(selecttab[s].filps[f]))
continue;
ops = tab2ops(f, &selecttab[s]);
line = selecttab[s].filps[f]->filp_ino->i_zone[0] & BYTE;
if((line == m->NOTIFY_ARG) &&
(m->NOTIFY_FLAGS & ops)) {
#if DEBUG_SELECT
printf("fs: select: inet notification matched\n");
#endif
select_callback(selecttab[s].filps[f], ops);
}
}
}
break;
}
return OK;
}