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ctrl_iface: Make p2p_ctrl_group_add() more robust

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Parse each parameter individually and combine all the function calls.
This will allow further patch to call it with no parameters (currently
this might result in failure).

Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
This commit is contained in:
Eliad Peller 2015-06-17 16:18:15 +03:00 committed by Jouni Malinen
parent e4a80d89bd
commit 29292d53ee
1 changed files with 27 additions and 26 deletions
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53
wpa_supplicant/ctrl_iface.c
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@ -5505,13 +5505,10 @@ static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
char *cmd, int freq, int ht40,
int vht)
int id, int freq, int ht40, int vht)
{
int id;
struct wpa_ssid *ssid;
id = atoi(cmd);
ssid = wpa_config_get_network(wpa_s->conf, id);
if (ssid == NULL || ssid->disabled != 2) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
@ -5527,31 +5524,35 @@ static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
{
int freq = 0, persistent_group = 0, ht40, vht;
char *pos;
int freq = 0, persistent = 0, group_id = -1;
int vht = wpa_s->conf->p2p_go_vht;
int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
char *token, *context = NULL;
pos = os_strstr(cmd, "freq=");
if (pos)
freq = atoi(pos + 5);
vht = (os_strstr(cmd, "vht") != NULL) || wpa_s->conf->p2p_go_vht;
ht40 = (os_strstr(cmd, "ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
vht;
if (os_strncmp(cmd, "persistent=", 11) == 0)
return p2p_ctrl_group_add_persistent(wpa_s, cmd + 11, freq,
ht40, vht);
if (os_strcmp(cmd, "persistent") == 0 ||
os_strncmp(cmd, "persistent ", 11) == 0)
persistent_group = 1;
if (!persistent_group && !freq && !ht40) {
wpa_printf(MSG_DEBUG,
"CTRL: Invalid P2P_GROUP_ADD parameters '%s'", cmd);
return -1;
while ((token = str_token(cmd, " ", &context))) {
if (sscanf(token, "freq=%d", &freq) == 1 ||
sscanf(token, "persistent=%d", &group_id) == 1) {
continue;
} else if (os_strcmp(token, "ht40") == 0) {
ht40 = 1;
} else if (os_strcmp(token, "vht") == 0) {
vht = 1;
ht40 = 1;
} else if (os_strcmp(token, "persistent") == 0) {
persistent = 1;
} else {
wpa_printf(MSG_DEBUG,
"CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
token);
return -1;
}
}
return wpas_p2p_group_add(wpa_s, persistent_group, freq, ht40, vht);
if (group_id >= 0)
return p2p_ctrl_group_add_persistent(wpa_s, group_id,
freq, ht40, vht);
return wpas_p2p_group_add(wpa_s, persistent, freq, ht40, vht);
}