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wpa_supplicant: Fix formatting of file esp_wpa3.c

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Replace tabs with spaces in esp_wpa3.c.
This commit is contained in:
Nachiket Kukade 2020-05-09 16:37:19 +05:30
parent e9d4659175
commit c973bea7d1
1 changed files with 125 additions and 126 deletions
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251
components/wpa_supplicant/src/esp_supplicant/esp_wpa3.c
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@ -25,186 +25,185 @@ int g_allowed_groups[] = { IANA_SECP256R1, 0 };
static struct wpabuf *wpa3_build_sae_commit(u8 *bssid) static struct wpabuf *wpa3_build_sae_commit(u8 *bssid)
{ {
int default_group = IANA_SECP256R1; int default_group = IANA_SECP256R1;
struct wpabuf *buf; struct wpabuf *buf;
u32 len = 0; u32 len = 0;
u8 own_addr[ETH_ALEN]; u8 own_addr[ETH_ALEN];
const u8 *pw; const u8 *pw;
if (wpa_sta_is_cur_pmksa_set()) { if (wpa_sta_is_cur_pmksa_set()) {
wpa_printf(MSG_INFO, "wpa3: Skip SAE and use cached PMK instead"); wpa_printf(MSG_INFO, "wpa3: Skip SAE and use cached PMK instead");
return NULL; return NULL;
} }
if (g_sae_token) { if (g_sae_token) {
len = wpabuf_len(g_sae_token); len = wpabuf_len(g_sae_token);
goto reuse_data; goto reuse_data;
} }
memset(&g_sae_data, 0, sizeof(g_sae_data)); memset(&g_sae_data, 0, sizeof(g_sae_data));
if (sae_set_group(&g_sae_data, default_group)) { if (sae_set_group(&g_sae_data, default_group)) {
wpa_printf(MSG_ERROR, "wpa3: could not set SAE group %d", default_group); wpa_printf(MSG_ERROR, "wpa3: could not set SAE group %d", default_group);
return NULL; return NULL;
} }
esp_wifi_get_macaddr_internal(WIFI_IF_STA, own_addr); esp_wifi_get_macaddr_internal(WIFI_IF_STA, own_addr);
if (!bssid) { if (!bssid) {
wpa_printf(MSG_ERROR, "wpa3: cannot prepare SAE commit with no BSSID!"); wpa_printf(MSG_ERROR, "wpa3: cannot prepare SAE commit with no BSSID!");
return NULL; return NULL;
} }
pw = (const u8 *)esp_wifi_sta_get_prof_password_internal(); pw = (const u8 *)esp_wifi_sta_get_prof_password_internal();
if (sae_prepare_commit(own_addr, bssid, pw, strlen((const char *)pw), NULL, &g_sae_data) < 0) { if (sae_prepare_commit(own_addr, bssid, pw, strlen((const char *)pw), NULL, &g_sae_data) < 0) {
wpa_printf(MSG_ERROR, "wpa3: failed to prepare SAE commit!"); wpa_printf(MSG_ERROR, "wpa3: failed to prepare SAE commit!");
return NULL; return NULL;
} }
reuse_data: reuse_data:
len += SAE_COMMIT_MAX_LEN; len += SAE_COMMIT_MAX_LEN;
buf = wpabuf_alloc(len); buf = wpabuf_alloc(len);
if (!buf) { if (!buf) {
wpa_printf(MSG_ERROR, "wpa3: failed to allocate buffer for commit msg"); wpa_printf(MSG_ERROR, "wpa3: failed to allocate buffer for commit msg");
return NULL; return NULL;
} }
if (sae_write_commit(&g_sae_data, buf, g_sae_token, NULL) != ESP_OK) { if (sae_write_commit(&g_sae_data, buf, g_sae_token, NULL) != ESP_OK) {
wpa_printf(MSG_ERROR, "wpa3: failed to write SAE commit msg"); wpa_printf(MSG_ERROR, "wpa3: failed to write SAE commit msg");
wpabuf_free(buf); wpabuf_free(buf);
return NULL; return NULL;
} }
if (g_sae_token) { if (g_sae_token) {
wpabuf_free(g_sae_token); wpabuf_free(g_sae_token);
g_sae_token = NULL; g_sae_token = NULL;
} }
g_sae_data.state = SAE_COMMITTED; g_sae_data.state = SAE_COMMITTED;
return buf; return buf;
} }
static struct wpabuf *wpa3_build_sae_confirm(void) static struct wpabuf *wpa3_build_sae_confirm(void)
{ {
struct wpabuf *buf; struct wpabuf *buf;
if (g_sae_data.state != SAE_COMMITTED) if (g_sae_data.state != SAE_COMMITTED)
return NULL; return NULL;
buf = wpabuf_alloc(SAE_COMMIT_MAX_LEN); buf = wpabuf_alloc(SAE_COMMIT_MAX_LEN);
if (!buf) { if (!buf) {
wpa_printf(MSG_ERROR, "wpa3: failed to allocate buffer for confirm msg"); wpa_printf(MSG_ERROR, "wpa3: failed to allocate buffer for confirm msg");
return NULL; return NULL;
} }
if (sae_write_confirm(&g_sae_data, buf) != ESP_OK) { if (sae_write_confirm(&g_sae_data, buf) != ESP_OK) {
wpa_printf(MSG_ERROR, "wpa3: failed to write SAE confirm msg"); wpa_printf(MSG_ERROR, "wpa3: failed to write SAE confirm msg");
wpabuf_free(buf); wpabuf_free(buf);
return NULL; return NULL;
} }
g_sae_data.state = SAE_CONFIRMED; g_sae_data.state = SAE_CONFIRMED;
return buf; return buf;
} }
static u8 *wpa3_build_sae_msg(u8 *bssid, u32 sae_msg_type, u32 *sae_msg_len) static u8 *wpa3_build_sae_msg(u8 *bssid, u32 sae_msg_type, u32 *sae_msg_len)
{ {
struct wpabuf *buf = NULL; struct wpabuf *buf = NULL;
switch (sae_msg_type) { switch (sae_msg_type) {
case SAE_MSG_COMMIT: case SAE_MSG_COMMIT:
buf = wpa3_build_sae_commit(bssid); buf = wpa3_build_sae_commit(bssid);
break; break;
case SAE_MSG_CONFIRM: case SAE_MSG_CONFIRM:
buf = wpa3_build_sae_confirm(); buf = wpa3_build_sae_confirm();
break; break;
default: default:
break; break;
} }
if (buf) { if (buf) {
*sae_msg_len = (u32)wpabuf_len(buf); *sae_msg_len = (u32)wpabuf_len(buf);
return wpabuf_mhead_u8(buf); return wpabuf_mhead_u8(buf);
} else { } else {
return NULL; return NULL;
} }
} }
static int wpa3_parse_sae_commit(u8 *buf, u32 len, u16 status) static int wpa3_parse_sae_commit(u8 *buf, u32 len, u16 status)
{ {
int ret; int ret;
if (g_sae_data.state != SAE_COMMITTED) { if (g_sae_data.state != SAE_COMMITTED) {
wpa_printf(MSG_ERROR, "wpa3: failed to parse SAE commit in state(%d)!", wpa_printf(MSG_ERROR, "wpa3: failed to parse SAE commit in state(%d)!",
g_sae_data.state); g_sae_data.state);
return ESP_FAIL; return ESP_FAIL;
} }
if (status == WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ) { if (status == WLAN_STATUS_ANTI_CLOGGING_TOKEN_REQ) {
if (g_sae_token) if (g_sae_token)
wpabuf_free(g_sae_token); wpabuf_free(g_sae_token);
g_sae_token = wpabuf_alloc_copy(buf + 2, len - 2); g_sae_token = wpabuf_alloc_copy(buf + 2, len - 2);
return ESP_OK; return ESP_OK;
} }
ret = sae_parse_commit(&g_sae_data, buf, len, NULL, 0, g_allowed_groups); ret = sae_parse_commit(&g_sae_data, buf, len, NULL, 0, g_allowed_groups);
if (ret) { if (ret) {
wpa_printf(MSG_ERROR, "wpa3: could not parse commit(%d)", ret); wpa_printf(MSG_ERROR, "wpa3: could not parse commit(%d)", ret);
return ret; return ret;
} }
ret = sae_process_commit(&g_sae_data); ret = sae_process_commit(&g_sae_data);
if (ret) { if (ret) {
wpa_printf(MSG_ERROR, "wpa3: could not process commit(%d)", ret); wpa_printf(MSG_ERROR, "wpa3: could not process commit(%d)", ret);
return ret; return ret;
} }
return ESP_OK; return ESP_OK;
} }
static int wpa3_parse_sae_confirm(u8 *buf, u32 len) static int wpa3_parse_sae_confirm(u8 *buf, u32 len)
{ {
if (g_sae_data.state != SAE_CONFIRMED) { if (g_sae_data.state != SAE_CONFIRMED) {
wpa_printf(MSG_ERROR, "wpa3: failed to parse SAE commit in state(%d)!", wpa_printf(MSG_ERROR, "wpa3: failed to parse SAE commit in state(%d)!",
g_sae_data.state); g_sae_data.state);
return ESP_FAIL; return ESP_FAIL;
} }
if (sae_check_confirm(&g_sae_data, buf, len) != ESP_OK) { if (sae_check_confirm(&g_sae_data, buf, len) != ESP_OK) {
wpa_printf(MSG_ERROR, "wpa3: failed to parse SAE confirm"); wpa_printf(MSG_ERROR, "wpa3: failed to parse SAE confirm");
return ESP_FAIL; return ESP_FAIL;
} }
g_sae_data.state = SAE_ACCEPTED; g_sae_data.state = SAE_ACCEPTED;
wpa_set_pmk(g_sae_data.pmk, g_sae_data.pmkid, true); wpa_set_pmk(g_sae_data.pmk, g_sae_data.pmkid, true);
memcpy(esp_wifi_sta_get_ap_info_prof_pmk_internal(), g_sae_data.pmk, PMK_LEN); memcpy(esp_wifi_sta_get_ap_info_prof_pmk_internal(), g_sae_data.pmk, PMK_LEN);
return ESP_OK; return ESP_OK;
} }
static int wpa3_parse_sae_msg(u8 *buf, u32 len, u32 sae_msg_type, u16 status) static int wpa3_parse_sae_msg(u8 *buf, u32 len, u32 sae_msg_type, u16 status)
{ {
int ret = ESP_OK; int ret = ESP_OK;
switch (sae_msg_type) { switch (sae_msg_type) {
case SAE_MSG_COMMIT: case SAE_MSG_COMMIT:
ret = wpa3_parse_sae_commit(buf, len, status); ret = wpa3_parse_sae_commit(buf, len, status);
break; break;
case SAE_MSG_CONFIRM: case SAE_MSG_CONFIRM:
ret = wpa3_parse_sae_confirm(buf, len); ret = wpa3_parse_sae_confirm(buf, len);
break; break;
default: default:
wpa_printf(MSG_ERROR, "wpa3: Invalid SAE msg type(%d)!", wpa_printf(MSG_ERROR, "wpa3: Invalid SAE msg type(%d)!", sae_msg_type);
sae_msg_type); ret = ESP_FAIL;
ret = ESP_FAIL; break;
break; }
}
return ret; return ret;
} }
void esp_wifi_register_wpa3_cb(struct wpa_funcs *wpa_cb) void esp_wifi_register_wpa3_cb(struct wpa_funcs *wpa_cb)
{ {
wpa_cb->wpa3_build_sae_msg = wpa3_build_sae_msg; wpa_cb->wpa3_build_sae_msg = wpa3_build_sae_msg;
wpa_cb->wpa3_parse_sae_msg = wpa3_parse_sae_msg; wpa_cb->wpa3_parse_sae_msg = wpa3_parse_sae_msg;
} }
#endif /* CONFIG_WPA3_SAE */ #endif /* CONFIG_WPA3_SAE */