diff options
Diffstat (limited to 'nuttx/netutils/thttpd/fdwatch.h')
| -rw-r--r-- | nuttx/netutils/thttpd/fdwatch.h | 43 |
1 files changed, 35 insertions, 8 deletions
diff --git a/nuttx/netutils/thttpd/fdwatch.h b/nuttx/netutils/thttpd/fdwatch.h index cf6bd551e..65a6704ce 100644 --- a/nuttx/netutils/thttpd/fdwatch.h +++ b/nuttx/netutils/thttpd/fdwatch.h @@ -40,6 +40,10 @@ #ifndef __NETUTILS_THTTPD_FDWATCH_H #define __NETUTILS_THTTPD_FDWATCH_H +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + #define FDW_READ 0 #define FDW_WRITE 1 @@ -47,39 +51,62 @@ # define INFTIM -1 #endif -/* initialize the fdwatch data structures. Returns -1 on failure. */ +/**************************************************************************** + * Private Types + ****************************************************************************/ + +struct fdwatch_s +{ + int *fd_rw; + void **fd_data; + struct pollfd *pollfds; + int *poll_pollndx; + int *poll_rfdidx; + int nfds; + int npoll_fds; +}; + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +/* Initialize the fdwatch data structures. Returns NULL on failure. */ + +extern struct fdwatch_s *fdwatch_initialize(int nfds); + +/* Uninitialize the fwdatch data structure */ -extern int fdwatch_initialize(void); +extern void fdwatch_uninitialize(struct fdwatch_s *fw); /* Add a descriptor to the watch list. rw is either FDW_READ or FDW_WRITE. */ -extern void fdwatch_add_fd(int fd, void *client_data, int rw); +extern void fdwatch_add_fd(struct fdwatch_s *fw, int fd, void *client_data, int rw); /* Delete a descriptor from the watch list. */ -extern void fdwatch_del_fd(int fd); +extern void fdwatch_del_fd(struct fdwatch_s *fw, int fd); /* Do the watch. Return value is the number of descriptors that are ready, * or 0 if the timeout expired, or -1 on errors. A timeout of INFTIM means * wait indefinitely. */ -extern int fdwatch(long timeout_msecs); +extern int fdwatch(struct fdwatch_s *fw, long timeout_msecs); /* Check if a descriptor was ready. */ -extern int fdwatch_check_fd(int fd); +extern int fdwatch_check_fd(struct fdwatch_s *fw, int fd); /* Get the client data for the next returned event. Returns -1 when there * are no more events. */ -extern void *fdwatch_get_next_client_data(void); +extern void *fdwatch_get_next_client_data(struct fdwatch_s *fw); /* Generate debugging statistics syslog message. */ #if defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_NET) -extern void fdwatch_logstats(long secs); +extern void fdwatch_logstats(struct fdwatch_s *fw, long secs); #endif #endif /* __NETUTILS_THTTPD_FDWATCH_H */ |