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WPS: Make UUID-from-MAC Address easily available

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"hostapd -u<MAC Address>" can now be used to display the UUID that will
be generated based on a MAC Address (i.e., when hostapd configuration
does not set a specific UUID).

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2013-12-17 16:00:21 -08:00 committed by Jouni Malinen
parent 825fb6b20b
commit b0d18bc2a1
1 changed files with 27 additions and 1 deletions
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28
hostapd/main.c
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@ -14,6 +14,7 @@
#include "utils/common.h"
#include "utils/eloop.h"
#include "utils/uuid.h"
#include "crypto/random.h"
#include "crypto/tls.h"
#include "common/version.h"
@ -501,6 +502,27 @@ static int hostapd_get_ctrl_iface_group(struct hapd_interfaces *interfaces,
}
#ifdef CONFIG_WPS
static int gen_uuid(const char *txt_addr)
{
u8 addr[ETH_ALEN];
u8 uuid[UUID_LEN];
char buf[100];
if (hwaddr_aton(txt_addr, addr) < 0)
return -1;
uuid_gen_mac_addr(addr, uuid);
if (uuid_bin2str(uuid, buf, sizeof(buf)) < 0)
return -1;
printf("%s\n", buf);
return 0;
}
#endif /* CONFIG_WPS */
int main(int argc, char *argv[])
{
struct hapd_interfaces interfaces;
@ -531,7 +553,7 @@ int main(int argc, char *argv[])
interfaces.global_ctrl_sock = -1;
for (;;) {
c = getopt(argc, argv, "b:Bde:f:hKP:Ttvg:G:");
c = getopt(argc, argv, "b:Bde:f:hKP:Ttu:vg:G:");
if (c < 0)
break;
switch (c) {
@ -588,6 +610,10 @@ int main(int argc, char *argv[])
bss_config = tmp_bss;
bss_config[num_bss_configs++] = optarg;
break;
#ifdef CONFIG_WPS
case 'u':
return gen_uuid(optarg);
#endif /* CONFIG_WPS */
default:
usage();
break;