Sebastian Lackner : ws2_32: Improve implementation of get_poll_results.
Alexandre Julliard
julliard at wine.codeweavers.com
Tue Dec 2 13:40:21 CST 2014
Module: wine
Branch: master
Commit: d824b1ac3c874cb493d42eb7d0b8b998dc308897
URL: http://source.winehq.org/git/wine.git/?a=commit;h=d824b1ac3c874cb493d42eb7d0b8b998dc308897
Author: Sebastian Lackner <sebastian at fds-team.de>
Date: Sat Nov 29 11:18:18 2014 +0100
ws2_32: Improve implementation of get_poll_results.
---
dlls/ws2_32/socket.c | 29 +++++++++++++++--------------
1 file changed, 15 insertions(+), 14 deletions(-)
diff --git a/dlls/ws2_32/socket.c b/dlls/ws2_32/socket.c
index 142e964..ebafed5 100644
--- a/dlls/ws2_32/socket.c
+++ b/dlls/ws2_32/socket.c
@@ -4386,36 +4386,37 @@ static void release_poll_fds( const WS_fd_set *readfds, const WS_fd_set *writefd
static int get_poll_results( WS_fd_set *readfds, WS_fd_set *writefds, WS_fd_set *exceptfds,
const struct pollfd *fds )
{
- unsigned int exceptfds_off = (readfds ? readfds->fd_count : 0) + (writefds ? writefds->fd_count : 0);
- unsigned int i, j = 0, k, total = 0;
+ const struct pollfd *poll_writefds = fds + (readfds ? readfds->fd_count : 0);
+ const struct pollfd *poll_exceptfds = poll_writefds + (writefds ? writefds->fd_count : 0);
+ unsigned int i, k, total = 0;
if (readfds)
{
- for (i = k = 0; i < readfds->fd_count; i++, j++)
+ for (i = k = 0; i < readfds->fd_count; i++)
{
-
- if (fds[j].revents ||
- (readfds==writefds && (fds[readfds->fd_count+i].revents & POLLOUT) &&
- !(fds[readfds->fd_count+i].revents & POLLHUP)) ||
- (readfds==exceptfds && fds[exceptfds_off+i].revents))
+ if (fds[i].revents ||
+ (readfds == writefds && (poll_writefds[i].revents & POLLOUT) && !(poll_writefds[i].revents & POLLHUP)) ||
+ (readfds == exceptfds && poll_exceptfds[i].revents))
readfds->fd_array[k++] = readfds->fd_array[i];
}
readfds->fd_count = k;
total += k;
}
- if (writefds && writefds!=readfds)
+ if (writefds && writefds != readfds)
{
- for (i = k = 0; i < writefds->fd_count; i++, j++)
- if (((fds[j].revents & POLLOUT) && !(fds[j].revents & POLLHUP)) ||
- (writefds==exceptfds && fds[exceptfds_off+i].revents))
+ for (i = k = 0; i < writefds->fd_count; i++)
+ {
+ if (((poll_writefds[i].revents & POLLOUT) && !(poll_writefds[i].revents & POLLHUP)) ||
+ (writefds == exceptfds && poll_exceptfds[i].revents))
writefds->fd_array[k++] = writefds->fd_array[i];
+ }
writefds->fd_count = k;
total += k;
}
- if (exceptfds && exceptfds!=readfds && exceptfds!=writefds)
+ if (exceptfds && exceptfds != readfds && exceptfds != writefds)
{
for (i = k = 0; i < exceptfds->fd_count; i++)
- if (fds[exceptfds_off+i].revents) exceptfds->fd_array[k++] = exceptfds->fd_array[i];
+ if (poll_exceptfds[i].revents) exceptfds->fd_array[k++] = exceptfds->fd_array[i];
exceptfds->fd_count = k;
total += k;
}
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