diff options
Diffstat (limited to 'apps/examples/igmp')
| -rwxr-xr-x | apps/examples/igmp/Makefile | 90 | ||||
| -rwxr-xr-x | apps/examples/igmp/igmp.c | 155 | ||||
| -rwxr-xr-x | apps/examples/igmp/igmp.h | 61 |
3 files changed, 306 insertions, 0 deletions
diff --git a/apps/examples/igmp/Makefile b/apps/examples/igmp/Makefile new file mode 100755 index 000000000..99971469b --- /dev/null +++ b/apps/examples/igmp/Makefile @@ -0,0 +1,90 @@ +############################################################################ +# apps/examples/igmp/Makefile +# +# Copyright (C) 2010 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt <spudmonkey@racsa.co.cr> +# +# 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. +# +############################################################################ + +-include $(TOPDIR)/.config +-include $(TOPDIR)/Make.defs +include $(APPDIR)/Make.defs + +# IGMP Networking Example + +ASRCS = +CSRCS = igmp.c + +AOBJS = $(ASRCS:.S=$(OBJEXT)) +COBJS = $(CSRCS:.c=$(OBJEXT)) + +SRCS = $(ASRCS) $(CSRCS) +OBJS = $(AOBJS) $(COBJS) + +BIN = ../../libapps$(LIBEXT) + +ROOTDEPPATH = --dep-path . + +# Common build + +VPATH = + +all: .built +.PHONY: .built clean depend disclean + +$(AOBJS): %$(OBJEXT): %.S + $(call ASSEMBLE, $<, $@) + +$(COBJS): %$(OBJEXT): %.c + $(call COMPILE, $<, $@) + +$(BIN): $(OBJS) + @( for obj in $(OBJS) ; do \ + $(call ARCHIVE, $@, $${obj}); \ + done ; ) + @touch .built + +.built: $(BIN) + +.depend: Makefile $(SRCS) + @$(MKDEP) $(ROOTDEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep + @touch $@ + +# Register application +depend: .depend + +clean: + @rm -f $(BIN) *.o *~ .*.swp .built + $(call CLEAN) + +distclean: clean + @rm -f Make.dep .depend + +-include Make.dep diff --git a/apps/examples/igmp/igmp.c b/apps/examples/igmp/igmp.c new file mode 100755 index 000000000..734a7e599 --- /dev/null +++ b/apps/examples/igmp/igmp.c @@ -0,0 +1,155 @@ +/**************************************************************************** + * examples/igmp/igmp.c + * + * Copyright (C) 2010-2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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 <nuttx/config.h> + +#include <stdint.h> +#include <stdio.h> +#include <unistd.h> +#include <debug.h> + +#include <net/if.h> +#include <net/uip/uip.h> +#include <apps/netutils/uiplib.h> +#include <apps/netutils/ipmsfilter.h> + +#include "igmp.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Check if the destination address is a multicast address + * + * - IPv4: multicast addresses lie in the class D group -- The address range + * 224.0.0.0 to 239.255.255.255 (224.0.0.0/4) + * + * - IPv6 multicast addresses are have the high-order octet of the + * addresses=0xff (ff00::/8.) + */ + +#if ((CONFIG_EXAMPLE_IGMP_GRPADDR & 0xffff0000) < 0xe0000000ul) || \ + ((CONFIG_EXAMPLE_IGMP_GRPADDR & 0xffff0000) > 0xeffffffful) +# error "Bad range for IGMP group address" +#endif + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * user_initialize + ****************************************************************************/ + +#ifndef CONFIG_HAVE_WEAKFUNCTIONS +void user_initialize(void) +{ + /* Stub that must be provided only if the toolchain does + * not support weak functions. + */ +} +#endif + +/**************************************************************************** + * user_start + ****************************************************************************/ + +int user_start(int argc, char *argv[]) +{ + struct in_addr addr; +#if defined(CONFIG_EXAMPLE_IGMP_NOMAC) + uint8_t mac[IFHWADDRLEN]; +#endif + + message("Configuring Ethernet...\n"); + + /* Many embedded network interfaces must have a software assigned MAC */ + +#ifdef CONFIG_EXAMPLE_IGMP_NOMAC + mac[0] = 0x00; + mac[1] = 0xe0; + mac[2] = 0xb0; + mac[3] = 0x0b; + mac[4] = 0xba; + mac[5] = 0xbe; + uip_setmacaddr("eth0", mac); +#endif + + /* Set up our host address */ + + addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_IPADDR); + uip_sethostaddr("eth0", &addr); + + /* Set up the default router address */ + + addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_DRIPADDR); + uip_setdraddr("eth0", &addr); + + /* Setup the subnet mask */ + + addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_NETMASK); + uip_setnetmask("eth0", &addr); + + /* Not much of a test for now */ + /* Join the group */ + + message("Join group...\n"); + addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_GRPADDR); + ipmsfilter("eth0", &addr, MCAST_INCLUDE); + + /* Wait a while */ + + message("Wait for timeout...\n"); + sleep(5); + + /* Leave the group */ + + message("Leave group...\n"); + ipmsfilter("eth0", &addr, MCAST_EXCLUDE); + + /* Wait a while */ + + sleep(5); + message("Exiting...\n"); + return 0; +} diff --git a/apps/examples/igmp/igmp.h b/apps/examples/igmp/igmp.h new file mode 100755 index 000000000..e241467c6 --- /dev/null +++ b/apps/examples/igmp/igmp.h @@ -0,0 +1,61 @@ +/**************************************************************************** + * examples/igmp/igmp.h + * + * Copyright (C) 2010 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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. + * + ****************************************************************************/ + +#ifndef __EXAMPLES_IGMP_H +#define __EXAMPLES_IGMP_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <debug.h> + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Used lib_rawprintf() so that there is no confusion from buffered IO */ + +#ifdef CONFIG_CPP_HAVE_VARARGS +# define message(...) lib_rawprintf(__VA_ARGS__) +#else +# define message lib_rawprintf +#endif + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +#endif /* __EXAMPLES_IGMP_H */ |