From 85a030ffc1b51c9bcf924f80ff92c04d4fc0abcc Mon Sep 17 00:00:00 2001 From: patacongo Date: Fri, 7 Sep 2007 00:10:10 +0000 Subject: Added framework for getsockopt() setsockopt() git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@332 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/net/Makefile | 2 +- nuttx/net/getsockopt.c | 102 ++++++++++++++++++++++++++++++++++++++++++++ nuttx/net/net_internal.h | 41 ++++++++++++++++++ nuttx/net/setsockopt.c | 108 +++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 252 insertions(+), 1 deletion(-) create mode 100644 nuttx/net/getsockopt.c create mode 100644 nuttx/net/setsockopt.c (limited to 'nuttx/net') diff --git a/nuttx/net/Makefile b/nuttx/net/Makefile index 089d45513..2b514fe5e 100644 --- a/nuttx/net/Makefile +++ b/nuttx/net/Makefile @@ -41,7 +41,7 @@ MKDEP = $(TOPDIR)/tools/mkdeps.sh ifeq ($(CONFIG_NET),y) STD_ASRCS = STD_CSRCS = socket.c bind.c connect.c send.c sendto.c recv.c recvfrom.c \ - net_sockets.c net-close.c + setsockopt.c getsockopt.c net_sockets.c net-close.c include uip/Make.defs endif diff --git a/nuttx/net/getsockopt.c b/nuttx/net/getsockopt.c new file mode 100644 index 000000000..369c9201d --- /dev/null +++ b/nuttx/net/getsockopt.c @@ -0,0 +1,102 @@ +/**************************************************************************** + * net/getsockopt.c + * + * Copyright (C) 2007 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include +#ifdef CONFIG_NET + +#include +#include +#include + +#include "net_internal.h" + +/**************************************************************************** + * Global Functions + ****************************************************************************/ + +/**************************************************************************** + * Function: getsockopt + * + * Description: + * getsockopt() retrieve thse value for the option specified by the + * 'option' argument for the socket specified by the 'sockfd' argument. If + * the size of the option value is greater than 'value_len', the value + * stored in the object pointed to by the 'value' argument will be silently + * truncated. Otherwise, the length pointed to by the 'value_len' argument + * will be modified to indicate the actual length of the'value'. + * + * The 'level' argument specifies the protocol level of the option. To + * retrieve options at the socket level, specify the level argument as + * SOL_SOCKET. + * + * See a complete list of values for the 'option' argument. + * + * Parameters: + * sockfd Socket descriptor of socket + * level Protocol level to set the option + * option identifies the option to get + * value Points to the argument value + * value_len The length of the argument value + * + * Returned Value: + * + * EBADF + * The 'sockfd' argument is not a valid socket descriptor. + * EINVAL + * The specified option is invalid at the specified socket 'level' or the + * socket has been shutdown. + * ENOPROTOOPT + * The 'option' is not supported by the protocol. + * ENOTSOCK + * The 'sockfd' argument does not refer to a socket. + * ENOBUFS + * Insufficient resources are available in the system to complete the + * call. + * + * Assumptions: + * + ****************************************************************************/ + +int getsockopt(int sockfd, int level, int option, void *value, socklen_t *value_len) +{ + *get_errno_ptr() = ENOPROTOOPT; + return ERROR; +} + +#endif /* CONFIG_NET */ diff --git a/nuttx/net/net_internal.h b/nuttx/net/net_internal.h index 2bc7e4d7d..584c49c76 100644 --- a/nuttx/net/net_internal.h +++ b/nuttx/net/net_internal.h @@ -51,6 +51,47 @@ * Definitions ****************************************************************************/ +/* These define bit positions for each socket option (see sys/socket.h) */ + +#define _SO_DEBUG (1 << SO_DEBUG) +#define _SO_ACCEPTCONN (1 << SO_ACCEPTCONN) +#define _SO_BROADCAST (1 << SO_BROADCAST) +#define _SO_REUSEADDR (1 << SO_REUSEADDR) +#define _SO_KEEPALIVE (1 << SO_KEEPALIVE) +#define _SO_LINGER (1 << SO_LINGER) +#define _SO_OOBINLINE (1 << SO_OOBINLINE) +#define _SO_SNDBUF (1 << SO_SNDBUF) +#define _SO_RCVBUF (1 << SO_RCVBUF) +#define _SO_ERROR (1 << SO_ERROR) +#define _SO_TYPE (1 << SO_TYPE) +#define _SO_DONTROUTE (1 << SO_DONTROUTE) +#define _SO_RCVLOWAT (1 << SO_RCVLOWAT) +#define _SO_RCVTIMEO (1 << SO_RCVTIMEO) +#define _SO_SNDLOWAT (1 << SO_SNDLOWAT) +#define _SO_SNDTIMEO (1 << SO_SNDTIMEO) + +/* This idenfies the options that have been implemented. Someday this + * should be 0xffff + */ + +#define _SO_IMPLEMENTED 0x0000 + +/* The set of all valid options is a subset of those that are implemented + * and those that can be supported within the kernel OS configuration. + */ + +#ifdef CONFIG_DISABLE_CLOCK +# define _SO_ALLOPTIONS (_SO_IMPLEMENTED & ~(_SO_RCVTIMEO|_SO_SNDTIMEO) +#else +# define _SO_ALLOPTIONS (_SO_IMPLEMENTED) +#endif + +/* This is the set of options valid for getsockopt and setsockopt */ + +#define _SO_GETONLY (_SO_ACCEPTCONN|_SO_ERROR|_SO_TYPE) +#define _SO_SETOPTS (_SO_ALLOPTIONS & ~_SO_GETONLY) +#define _SO_GETOTPS _SO_ALLOPTIONS + /**************************************************************************** * Public Types ****************************************************************************/ diff --git a/nuttx/net/setsockopt.c b/nuttx/net/setsockopt.c new file mode 100644 index 000000000..786b4da19 --- /dev/null +++ b/nuttx/net/setsockopt.c @@ -0,0 +1,108 @@ +/**************************************************************************** + * net/setsockopt.c + * + * Copyright (C) 2007 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include +#ifdef CONFIG_NET + +#include +#include +#include + +#include "net_internal.h" + +/**************************************************************************** + * Global Functions + ****************************************************************************/ + +/**************************************************************************** + * Function: setsockopt + * + * Description: + * setsockopt() sets the option specified by the 'option' argument, + * at the protocol level specified by the 'level' argument, to the value + * pointed to by the 'value' argument for the socket associated with the + * file descriptor specified by the 'sockfd' argument. + * + * The 'level' argument specifies the protocol level of the option. To set + * options at the socket level, specify the level argument as SOL_SOCKET. + * + * See a complete list of values for the 'option' argument. + * + * Parameters: + * sockfd Socket descriptor of socket + * level Protocol level to set the option + * option identifies the option to set + * value Points to the argument value + * value_len The length of the argument value + * + * Returned Value: + * 0 on success; -1 on failure + * + * EBADF + * The 'sockfd' argument is not a valid socket descriptor. + * EDOM + * The send and receive timeout values are too big to fit into the + * timeout fields in the socket structure. + * EINVAL + * The specified option is invalid at the specified socket 'level' or the + * socket has been shut down. + * EISCONN + * The socket is already connected, and a specified option cannot be set + * while the socket is connected. + * ENOPROTOOPT + * The 'option' is not supported by the protocol. + * ENOTSOCK + * The 'sockfd' argument does not refer to a socket. + * ENOMEM + * There was insufficient memory available for the operation to complete. + * ENOBUFS + * Insufficient resources are available in the system to complete the + * call. + * + * Assumptions: + * + ****************************************************************************/ + +int setsockopt(int sockfd, int level, int option, const void *value, socklen_t value_len) +{ + *get_errno_ptr() = ENOPROTOOPT; + return ERROR; +} + +#endif /* CONFIG_NET */ -- cgit v1.2.3