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WPS: Add more debug information to PBC session overlap check

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Jouni Malinen 2011-03-17 18:04:56 +02:00 committed by Jouni Malinen
parent 0439b08d3d
commit f2b3c6bc9c
1 changed files with 24 additions and 7 deletions
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31
src/wps/wps_registrar.c
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@ -346,23 +346,40 @@ int wps_registrar_pbc_overlap(struct wps_registrar *reg,
os_get_time(&now); os_get_time(&now);
wpa_printf(MSG_DEBUG, "WPS: Checking active PBC sessions for overlap");
if (uuid_e) {
wpa_printf(MSG_DEBUG, "WPS: Add one for the requested UUID");
wpa_hexdump(MSG_DEBUG, "WPS: Requested UUID",
uuid_e, WPS_UUID_LEN);
count++;
}
for (pbc = reg->pbc_sessions; pbc; pbc = pbc->next) { for (pbc = reg->pbc_sessions; pbc; pbc = pbc->next) {
if (now.sec > pbc->timestamp.sec + WPS_PBC_WALK_TIME) wpa_printf(MSG_DEBUG, "WPS: Consider PBC session with " MACSTR,
MAC2STR(pbc->addr));
wpa_hexdump(MSG_DEBUG, "WPS: UUID-E",
pbc->uuid_e, WPS_UUID_LEN);
if (now.sec > pbc->timestamp.sec + WPS_PBC_WALK_TIME) {
wpa_printf(MSG_DEBUG, "WPS: PBC walk time has "
"expired");
break; break;
}
if (first && if (first &&
os_memcmp(pbc->uuid_e, first->uuid_e, WPS_UUID_LEN) == 0) os_memcmp(pbc->uuid_e, first->uuid_e, WPS_UUID_LEN) == 0) {
wpa_printf(MSG_DEBUG, "WPS: Same Enrollee");
continue; /* same Enrollee */ continue; /* same Enrollee */
}
if (uuid_e == NULL || if (uuid_e == NULL ||
os_memcmp(uuid_e, pbc->uuid_e, WPS_UUID_LEN)) os_memcmp(uuid_e, pbc->uuid_e, WPS_UUID_LEN)) {
wpa_printf(MSG_DEBUG, "WPS: New Enrollee");
count++; count++;
}
if (first == NULL) if (first == NULL)
first = pbc; first = pbc;
} }
if (uuid_e && wpa_printf(MSG_DEBUG, "WPS: %u active PBC session(s) found", count);
(first == NULL ||
os_memcmp(uuid_e, first->uuid_e, WPS_UUID_LEN) != 0))
count++;
return count > 1 ? 1 : 0; return count > 1 ? 1 : 0;
} }