Add wpa_supplicant_ctrl_req_from_string()

Converts from a string to a control request enum when input
from a control interface is received. Will be used by a
subsequent patch.

Signed-off-by: Dan Williams <dcbw@redhat.com>

src/common/defs.h

@@ -271,6 +271,7 @@ enum hostapd_hw_mode {
  * enum wpa_ctrl_req_type - Control interface request types
  */
 enum wpa_ctrl_req_type {
+	WPA_CTRL_REQ_UNKNOWN,
 	WPA_CTRL_REQ_EAP_IDENTITY,
 	WPA_CTRL_REQ_EAP_PASSWORD,
 	WPA_CTRL_REQ_EAP_NEW_PASSWORD,

wpa_supplicant/wpas_glue.c

@@ -587,6 +587,24 @@ static int wpa_supplicant_tdls_peer_addset(
 #endif /* CONFIG_TDLS */
 
 
+enum wpa_ctrl_req_type wpa_supplicant_ctrl_req_from_string(const char *field)
+{
+	if (os_strcmp(field, "IDENTITY") == 0)
+		return WPA_CTRL_REQ_EAP_IDENTITY;
+	else if (os_strcmp(field, "PASSWORD") == 0)
+		return WPA_CTRL_REQ_EAP_PASSWORD;
+	else if (os_strcmp(field, "NEW_PASSWORD") == 0)
+		return WPA_CTRL_REQ_EAP_NEW_PASSWORD;
+	else if (os_strcmp(field, "PIN") == 0)
+		return WPA_CTRL_REQ_EAP_PIN;
+	else if (os_strcmp(field, "OTP") == 0)
+		return WPA_CTRL_REQ_EAP_OTP;
+	else if (os_strcmp(field, "PASSPHRASE") == 0)
+		return WPA_CTRL_REQ_EAP_PASSPHRASE;
+	return WPA_CTRL_REQ_UNKNOWN;
+}
+
+
 const char * wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,
 					       const char *default_txt,
 					       const char **txt)

wpa_supplicant/wpas_glue.h

@@ -15,6 +15,8 @@
 #ifndef WPAS_GLUE_H
 #define WPAS_GLUE_H
 
+enum wpa_ctrl_req_type;
+
 int wpa_supplicant_init_eapol(struct wpa_supplicant *wpa_s);
 int wpa_supplicant_init_wpa(struct wpa_supplicant *wpa_s);
 void wpa_supplicant_rsn_supp_set_config(struct wpa_supplicant *wpa_s,
@@ -24,4 +26,6 @@ const char * wpa_supplicant_ctrl_req_to_string(enum wpa_ctrl_req_type field,
 					       const char *default_txt,
 					       const char **txt);
 
+enum wpa_ctrl_req_type wpa_supplicant_ctrl_req_from_string(const char *field);
+
 #endif /* WPAS_GLUE_H */