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DPP: Add DPP_CONFIGURATOR_SIGN to generate own connector

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The DPP Configurator can use this new command to generate its own signed
connector for the network that it manages.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2017-07-04 17:48:44 +03:00 • committed by Jouni Malinen
parent dc7fc09ccd
commit f522bb2377
5 changed files with 122 additions and 41 deletions
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44
src/common/dpp.c
View file

@ -4421,6 +4421,50 @@ fail:
}
int dpp_configurator_own_config(struct dpp_authentication *auth,
const char *curve)
{
struct wpabuf *conf_obj;
int ret = -1;
if (!auth->conf) {
wpa_printf(MSG_DEBUG, "DPP: No configurator specified");
return -1;
}
if (!curve) {
auth->curve = &dpp_curves[0];
} else {
auth->curve = dpp_get_curve_name(curve);
if (!auth->curve) {
wpa_printf(MSG_INFO, "DPP: Unsupported curve: %s",
curve);
return -1;
}
}
wpa_printf(MSG_DEBUG,
"DPP: Building own configuration/connector with curve %s",
auth->curve->name);
auth->own_protocol_key = dpp_gen_keypair(auth->curve);
if (!auth->own_protocol_key)
return -1;
dpp_copy_netaccesskey(auth);
auth->peer_protocol_key = auth->own_protocol_key;
dpp_copy_csign(auth, auth->conf->csign);
conf_obj = dpp_build_conf_obj(auth, 0);
if (!conf_obj)
goto fail;
ret = dpp_parse_conf_obj(auth, wpabuf_head(conf_obj),
wpabuf_len(conf_obj));
fail:
wpabuf_free(conf_obj);
auth->peer_protocol_key = NULL;
return ret;
}
static int dpp_compatible_netrole(const char *role1, const char *role2)
{
return (os_strcmp(role1, "sta") == 0 && os_strcmp(role2, "ap") == 0) ||

2
src/common/dpp.h
View file

@ -254,6 +254,8 @@ void dpp_configurator_free(struct dpp_configurator *conf);
struct dpp_configurator *
dpp_keygen_configurator(const char *curve, const u8 *privkey,
size_t privkey_len);
int dpp_configurator_own_config(struct dpp_authentication *auth,
const char *curve);
int dpp_peer_intro(struct dpp_introduction *intro, const char *own_connector,
const u8 *net_access_key, size_t net_access_key_len,
const u8 *csign_key, size_t csign_key_len,