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Diffstat (limited to 'lib/replace/system/select.h')
-rw-r--r-- | lib/replace/system/select.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/lib/replace/system/select.h b/lib/replace/system/select.h new file mode 100644 index 0000000..11c5390 --- /dev/null +++ b/lib/replace/system/select.h @@ -0,0 +1,77 @@ +#ifndef _system_select_h +#define _system_select_h +/* + Unix SMB/CIFS implementation. + + select system include wrappers + + Copyright (C) Andrew Tridgell 2004 + + ** NOTE! The following LGPL license applies to the replace + ** library. This does NOT imply that all of Samba is released + ** under the LGPL + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 3 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, see <http://www.gnu.org/licenses/>. + +*/ + +#ifdef HAVE_SYS_SELECT_H +#include <sys/select.h> +#endif + +#ifdef HAVE_SYS_EPOLL_H +#include <sys/epoll.h> +#endif + +#ifndef SELECT_CAST +#define SELECT_CAST +#endif + +#ifdef HAVE_POLL + +#include <poll.h> + +#else + +/* Type used for the number of file descriptors. */ +typedef unsigned long int nfds_t; + +/* Data structure describing a polling request. */ +struct pollfd +{ + int fd; /* File descriptor to poll. */ + short int events; /* Types of events poller cares about. */ + short int revents; /* Types of events that actually occurred. */ +}; + +/* Event types that can be polled for. These bits may be set in `events' + to indicate the interesting event types; they will appear in `revents' + to indicate the status of the file descriptor. */ +#define POLLIN 0x001 /* There is data to read. */ +#define POLLPRI 0x002 /* There is urgent data to read. */ +#define POLLOUT 0x004 /* Writing now will not block. */ +#define POLLRDNORM 0x040 /* Normal data may be read. */ +#define POLLRDBAND 0x080 /* Priority data may be read. */ +#define POLLWRNORM 0x100 /* Writing now will not block. */ +#define POLLWRBAND 0x200 /* Priority data may be written. */ +#define POLLERR 0x008 /* Error condition. */ +#define POLLHUP 0x010 /* Hung up. */ +#define POLLNVAL 0x020 /* Invalid polling request. */ + +/* define is in "replace.h" */ +int rep_poll(struct pollfd *fds, nfds_t nfds, int timeout); + +#endif + +#endif |