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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-04-21 19:03:01 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-04-21 19:03:01 +0000 |
commit | ae5e7206272501ea7f694cbf7486c29ba4787d7d (patch) | |
tree | 3f0714b80d042cc8c3041afa18bd4705c35e236a /apps/examples/wlan/wlan_main.c | |
parent | 87b4b06d09f0a188286304756f84019e4c177922 (diff) | |
download | px4-nuttx-ae5e7206272501ea7f694cbf7486c29ba4787d7d.tar.gz px4-nuttx-ae5e7206272501ea7f694cbf7486c29ba4787d7d.tar.bz2 px4-nuttx-ae5e7206272501ea7f694cbf7486c29ba4787d7d.zip |
Add logic to assign IP address in apps/examples/wlan
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3530 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/wlan/wlan_main.c')
-rwxr-xr-x | apps/examples/wlan/wlan_main.c | 104 |
1 files changed, 103 insertions, 1 deletions
diff --git a/apps/examples/wlan/wlan_main.c b/apps/examples/wlan/wlan_main.c index 652d8269c..9993e8deb 100755 --- a/apps/examples/wlan/wlan_main.c +++ b/apps/examples/wlan/wlan_main.c @@ -42,15 +42,34 @@ #include <sys/types.h> #include <sys/stat.h> +#include <sys/ioctl.h> +#include <stdint.h> #include <stdio.h> +#include <string.h> #include <unistd.h> #include <fcntl.h> +#include <time.h> #include <sched.h> #include <errno.h> +#include <debug.h> #include <nuttx/usb/usbhost.h> +#include <net/if.h> +#include <net/uip/uip.h> +#include <net/uip/uip-arp.h> + +#include <apps/netutils/uiplib.h> + +/* DHCPC may be used in conjunction with any other feature (or not) */ + +#ifdef CONFIG_EXAMPLE_WLAN_DHCPC +# include <arpa/inet.h> +# include <apps/netutils/resolv.h> +# include <apps/netutils/dhcpc.h> +#endif + /**************************************************************************** * Definitions ****************************************************************************/ @@ -112,6 +131,13 @@ static struct usbhost_driver_s *g_drvr; static int wlan_waiter(int argc, char *argv[]) { +#if defined(CONFIG_EXAMPLE_WLAN_DHCPC) || defined(CONFIG_EXAMPLE_WLAN_NOMAC) + uint8_t mac[IFHWADDRLEN]; +#endif + struct in_addr addr; +#ifdef CONFIG_EXAMPLE_WLAN_DHCPC + void *handle; +#endif bool connected = false; int ret; @@ -132,7 +158,83 @@ static int wlan_waiter(int argc, char *argv[]) { /* Yes.. enumerate the newly connected device */ - (void)DRVR_ENUMERATE(g_drvr); + ret = DRVR_ENUMERATE(g_drvr); + + /* If the enumeration was successful, then bring up the interface */ + + /* Many embedded network interfaces must have a software assigned + * MAC + */ + +#ifdef CONFIG_EXAMPLE_WLAN_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 */ + +#ifdef CONFIG_EXAMPLE_WLAN_DHCPC + addr.s_addr = 0; +#else + addr.s_addr = HTONL(CONFIG_EXAMPLE_WLAN_IPADDR); +#endif + uip_sethostaddr("eth0", &addr); + + /* Set up the default router address */ + + addr.s_addr = HTONL(CONFIG_EXAMPLE_WLAN_DRIPADDR); + uip_setdraddr("eth0", &addr); + + /* Setup the subnet mask */ + + addr.s_addr = HTONL(CONFIG_EXAMPLE_WLAN_NETMASK); + uip_setnetmask("eth0", &addr); + +#ifdef CONFIG_EXAMPLE_WLAN_DHCPC + /* Set up the resolver */ + + resolv_init(); + + /* Get the MAC address of the NIC */ + + uip_getmacaddr("eth0", mac); + + /* Set up the DHCPC modules */ + + handle = dhcpc_open(&mac, IFHWADDRLEN); + + /* Get an IP address. Note: there is no logic here for renewing + * the address in this example. The address should be renewed in + * ds.lease_time/2 seconds. + */ + + printf("Getting IP address\n"); + if (handle) + { + struct dhcpc_state ds; + (void)dhcpc_request(handle, &ds); + uip_sethostaddr("eth1", &ds.ipaddr); + if (ds.netmask.s_addr != 0) + { + uip_setnetmask("eth0", &ds.netmask); + } + if (ds.default_router.s_addr != 0) + { + uip_setdraddr("eth0", &ds.default_router); + } + if (ds.dnsaddr.s_addr != 0) + { + resolv_conf(&ds.dnsaddr); + } + dhcpc_close(handle); + printf("IP: %s\n", inet_ntoa(ds.ipaddr)); + } +#endif } } |