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iwd
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monitor: Print WSC WFA extended attributes 

Introduced in Version 2.0 of the spec
This commit is contained in:
Denis Kenzior 2015-09-07 09:34:53 -05:00
parent 410d74f772
commit 7cb5a83732
1 changed files with 75 additions and 0 deletions
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75
monitor/nlmon.c
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@ -1928,6 +1928,79 @@ static void print_wsc_state(unsigned int level, const char *label,
print_attr(level, "%s: %s", label, state_table[bytes[0]]);
}
static void print_wsc_wfa_ext_version2(unsigned int level, const char *label,
const void *data, uint16_t size)
{
const uint8_t *bytes = data;
if (size != 1) {
printf("malformed packet\n");
return;
}
print_attr(level, "%s: %x.%x", label, bytes[0] >> 4, bytes[0] & 0xf);
}
static struct attr_entry wsc_wfa_ext_attr_entry[] = {
{ WSC_WFA_EXTENSION_VERSION2, "Version2",
ATTR_CUSTOM, { .function = print_wsc_wfa_ext_version2 } },
{ },
};
static void print_wsc_wfa_ext_attributes(unsigned int level, const char *label,
const void *data, uint16_t size)
{
struct wsc_wfa_ext_iter iter;
int i;
print_attr(level, "%s: len %u", label, size);
wsc_wfa_ext_iter_init(&iter, data, size);
while (wsc_wfa_ext_iter_next(&iter)) {
uint8_t type = wsc_wfa_ext_iter_get_type(&iter);
uint8_t len = wsc_wfa_ext_iter_get_length(&iter);
const void *attr = wsc_wfa_ext_iter_get_data(&iter);
struct attr_entry *entry = NULL;
for (i = 0; wsc_wfa_ext_attr_entry[i].str; i++) {
if (wsc_wfa_ext_attr_entry[i].attr == type) {
entry = &wsc_wfa_ext_attr_entry[i];
break;
}
}
if (entry && entry->function)
entry->function(level + 1, entry->str, attr, len);
else {
print_attr(level + 1, "Type: 0x%02x: len %u",
type, len);
print_hexdump(level + 2, attr, len);
}
}
}
static void print_wsc_vendor_extension(unsigned int level, const char *label,
const void *data, uint16_t size){
static const unsigned char wfa_ext[3] = { 0x00, 0x37, 0x2a };
const uint8_t *bytes = data;
if (size < 3) {
printf("malformed packet\n");
return;
}
if (memcmp(data, wfa_ext, sizeof(wfa_ext))) {
print_attr(level, "%s: OUI: 0x%02x 0x%02x 0x%02x: len %u",
label, bytes[0], bytes[1], bytes[2], size);
print_hexdump(level + 1, data + 3, size - 3);
return;
}
print_wsc_wfa_ext_attributes(level, "WFA Vendor Extension",
data + 3, size - 3);
}
static struct attr_entry wsc_attr_entry[] = {
{ WSC_ATTR_8021X_ENABLED, "802.1X Enabled",
ATTR_CUSTOM, { .function = print_wsc_bool } },
@ -1989,6 +2062,8 @@ static struct attr_entry wsc_attr_entry[] = {
ATTR_CUSTOM, { .function = print_wsc_uuid } },
{ WSC_ATTR_UUID_R, "UUID-R",
ATTR_CUSTOM, { .function = print_wsc_uuid } },
{ WSC_ATTR_VENDOR_EXTENSION, "Vendor Extension",
ATTR_CUSTOM, { .function = print_wsc_vendor_extension } },
{ WSC_ATTR_VERSION, "Version",
ATTR_CUSTOM, { .function = print_wsc_version } },
{ WSC_ATTR_WSC_STATE, "WSC State",