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https://github.com/apache/nuttx.git
synced 2026-06-07 01:05:54 +08:00
Implemented several options in set/getsockopts
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@334 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
+17
-4
@@ -45,6 +45,7 @@
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#include <semaphore.h>
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#include <nuttx/os_external.h>
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#include <net/uip/uip.h>
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#include <net/uip/psock.h>
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@@ -71,18 +72,30 @@
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typedef uint16 sockopt_t;
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/* This defines the storage size of a timeout value. This effects only
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* range of supported timeout values. With an LSB in seciseconds, the
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* 16-bit maximum of 65535 corresponds to 1 hr 49 min 13.5 sec at decisecond
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* resolution.
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*/
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typedef uint16 socktimeo_t;
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/* This is the internal representation of a socket reference by a file
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* descriptor.
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*/
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struct socket
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{
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int s_crefs; /* Reference count on the socket */
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uint8 s_type; /* Protocol type: Only SOCK_STREAM or SOCK_DGRAM */
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int s_crefs; /* Reference count on the socket */
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uint8 s_type; /* Protocol type: Only SOCK_STREAM or SOCK_DGRAM */
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#ifdef CONFIG_NET_SOCKOPTS
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sockopt_t s_options; /* Selected socket options */
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sockopt_t s_options; /* Selected socket options */
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#ifndef CONFIG_DISABLE_CLOCK
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socktimeo_t s_rcvtimeo; /* Receive timeout value (in deciseconds) */
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socktimeo_t s_sndtimeo; /* Send timeout value (in deciseconds) */
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#endif
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void *s_conn; /* Connection: struct uip_conn * or uip_udp_conn * */
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#endif
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void *s_conn; /* Connection: struct uip_conn or uip_udp_conn */
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};
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/* This defines a list of sockets indexed by the socket descriptor */
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+66
-15
@@ -1,4 +1,4 @@
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/************************************************************
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/****************************************************************************
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* os_external.h
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*
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* Copyright (C) 2007 Gregory Nutt. All rights reserved.
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@@ -31,31 +31,82 @@
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************/
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****************************************************************************/
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#ifndef __OS_EXTERNAL_H
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#define __OS_EXTERNAL_H
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/************************************************************
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/****************************************************************************
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* Included Files
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************************************************************/
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****************************************************************************/
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#include <nuttx/config.h>
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#include <pthread.h>
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#include <sched.h>
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#include <nuttx/compiler.h>
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/************************************************************
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/****************************************************************************
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* Definitions
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************************************************************/
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****************************************************************************/
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/************************************************************
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* Global Function Prototypes
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************************************************************/
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/* Timing constants */
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/************************************************************
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#define NSEC_PER_SEC 1000000000
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#define USEC_PER_SEC 1000000
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#define MSEC_PER_SEC 1000
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#define DSEC_PER_SEC 10
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#define NSEC_PER_DSEC 100000000
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#define USEC_PER_DSEC 100000
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#define MSEC_PER_DSEC 100
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#define NSEC_PER_MSEC 1000000
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#define USEC_PER_MSEC 1000
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#define NSEC_PER_USEC 1000
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/* The interrupt interval of the system timer is given by MSEC_PER_TICK.
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* This is the expected number of milliseconds between calls from the
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* processor-specific logic to sched_process_timer(). The default value
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* of MSEC_PER_TICK is 10 milliseconds (100KHz). However, this default
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* setting can be overridden by defining the interval in milliseconds as
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* CONFIG_MSEC_PER_TICK in the board configuration file.
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*
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* The following calculations are only accurate when (1) there is no
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* truncation involved and (2) the underlying system timer is an even
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* multiple of milliseconds. If (2) is not true, you will probably want
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* to redefine all of the following.
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*/
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#ifdef CONFIG_MSEC_PER_TICK
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# define MSEC_PER_TICK (CONFIG_MSEC_PER_TICK)
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#else
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# define MSEC_PER_TICK (10)
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#endif
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#define TICK_PER_SEC (MSEC_PER_SEC / MSEC_PER_TICK) /* Truncates! */
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#define NSEC_PER_TICK (MSEC_PER_TICK * NSEC_PER_MSEC) /* Exact */
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#define USEC_PER_TICK (MSEC_PER_TICK * USEC_PER_MSEC) /* Exact */
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#define NSEC2TICK(nsec) (((nsec)+(NSEC_PER_TICK/2))/NSEC_PER_TICK) /* Rounds */
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#define USEC2TICK(usec) (((usec)+(USEC_PER_TICK/2))/USEC_PER_TICK) /* Rounds */
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#define MSEC2TICK(msec) (((msec)+(MSEC_PER_TICK/2))/MSEC_PER_TICK) /* Rounds */
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#define DSEC2TICK(dsec) MSEC2TICK((dsec)*DSEC_PER_MSEC)
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#define SEC2TICK(sec) MSEC2TICK((sec)*SEC_PER_MSEC)
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/****************************************************************************
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* Global Data
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****************************************************************************/
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/* Access to raw system clock ***********************************************/
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#ifndef CONFIG_DISABLE_CLOCK
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extern volatile uint32 g_system_timer;
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#endif
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/****************************************************************************
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* Global Function Prototypes
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************************************************************/
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****************************************************************************/
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/****************************************************************************
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* Global Function Prototypes
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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@@ -69,16 +120,16 @@ extern "C" {
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EXTERN void weak_function user_initialize(void);
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EXTERN int user_start(int argc, char *argv[]);
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/* Functions contained in os_task.c *************************/
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/* Functions contained in os_task.c *****************************************/
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EXTERN void os_start(void); /* OS entry point called by boot logic */
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/* Functions contained in mm_initialize.c *******************/
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/* Functions contained in mm_initialize.c ***********************************/
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EXTERN void mm_initialize(FAR void *heap_start, size_t heap_size);
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EXTERN void mm_addregion(FAR void *heapstart, size_t heapsize);
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/* Functions contained in mm_sem.c **************************/
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/* Functions contained in mm_sem.c ******************************************/
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EXTERN int mm_trysemaphore(void);
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EXTERN void mm_givesemaphore(void);
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+10
-9
@@ -118,26 +118,27 @@
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/* Socket options */
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#define SO_DEBUG 0 /* Enables recording of debugging information (get/set).
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* arg: integer contain boolean value */
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* arg: pointer to integer containing a boolean value */
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#define SO_ACCEPTCONN 1 /* Reports whether socket listening is enabled (get only).
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* arg: returns integer contain boolean value */
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* arg: pointer to integer containing a boolean value */
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#define SO_BROADCAST 2 /* Permits sending of broadcast messages (get/set).
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* arg: integer contain boolean value */
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* arg: pointer to integer containing a boolean value */
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#define SO_REUSEADDR 3 /* Allow reuse of local addresses (get/set)
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* arg: integer contain boolean value */
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* arg: pointer to integer containing a boolean value */
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#define SO_KEEPALIVE 4 /* Keeps connections active by enabling the periodic transmission
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* of messages (get/set). arg: int */
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* of messages (get/set).
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* arg: pointer to integer containing a boolean value */
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#define SO_LINGER 5 /* Lingers on a close() if data is present (get/set)
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* arg: struct linger */
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#define SO_OOBINLINE 6 /* Leaves received out-of-band data (data marked urgent) inline
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* (get/set) arg: integer contain boolean value */
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* (get/set) arg: pointer to integer containing a boolean value */
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#define SO_SNDBUF 7 /* Sets send buffer size. arg: integer value (get/set). */
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#define SO_RCVBUF 8 /* Sets receive buffer size. arg: integer value (get/set). */
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#define SO_ERROR 9 /* Reports and clears error statust (get only). arg: returns
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#define SO_ERROR 9 /* Reports and clears error status (get only). arg: returns
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* an integer value
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#define SO_TYPE 10 /* Reports the socket type (get only). return: int */
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#define SO_DONTROUTE 11 /* equests that outgoing messages bypass standard routing (get/set)
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* arg: integer contain boolean value */
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#define SO_DONTROUTE 11 /* Requests that outgoing messages bypass standard routing (get/set)
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* arg: pointer to integer containing a boolean value */
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#define SO_RCVLOWAT 12 /* Sets the minimum number of bytes to process for socket input
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* (get/set). arg: integer value */
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#define SO_RCVTIMEO 13 /* Sets the timeout value that specifies the maximum amount of time
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