From c02a9bd7aaf1e6fbfa829ec2e1b66cefce3268c5 Mon Sep 17 00:00:00 2001 From: jow Date: Sun, 4 Dec 2011 03:42:17 +0000 Subject: [package] iwinfo: add initial hardware detection capabilities git-svn-id: svn://svn.openwrt.org/openwrt/trunk@29421 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/iwinfo/src/iwinfo_wext.c | 53 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) (limited to 'package/iwinfo/src/iwinfo_wext.c') diff --git a/package/iwinfo/src/iwinfo_wext.c b/package/iwinfo/src/iwinfo_wext.c index 283f77e9f..3923c9e76 100644 --- a/package/iwinfo/src/iwinfo_wext.c +++ b/package/iwinfo/src/iwinfo_wext.c @@ -462,3 +462,56 @@ int wext_get_mbssid_support(const char *ifname, int *buf) /* No multi bssid support atm */ return -1; } + +static char * wext_sysfs_ifname_file(const char *ifname, const char *path) +{ + FILE *f; + static char buf[128]; + char *rv = NULL; + + snprintf(buf, sizeof(buf), "/sys/class/net/%s/%s", ifname, path); + + if ((f = fopen(buf, "r")) != NULL) + { + memset(buf, 0, sizeof(buf)); + + if (fread(buf, 1, sizeof(buf), f)) + rv = buf; + + fclose(f); + } + + return rv; +} + +int wext_get_hardware_id(const char *ifname, char *buf) +{ + char *data; + struct iwinfo_hardware_id *id = (struct iwinfo_hardware_id *)buf; + + memset(id, 0, sizeof(struct iwinfo_hardware_id)); + + data = wext_sysfs_ifname_file(ifname, "device/vendor"); + if (data) + id->vendor_id = strtoul(data, NULL, 16); + + data = wext_sysfs_ifname_file(ifname, "device/device"); + if (data) + id->device_id = strtoul(data, NULL, 16); + + data = wext_sysfs_ifname_file(ifname, "device/subsystem_device"); + if (data) + id->subsystem_device_id = strtoul(data, NULL, 16); + + data = wext_sysfs_ifname_file(ifname, "device/subsystem_vendor"); + if (data) + id->subsystem_vendor_id = strtoul(data, NULL, 16); + + return (id->vendor_id > 0 && id->device_id > 0) ? 0 : -1; +} + +int wext_get_hardware_name(const char *ifname, char *buf) +{ + sprintf(buf, "Generic WEXT"); + return 0; +} -- cgit v1.2.3