1 files changed, 162 insertions, 0 deletions
diff --git a/include/hardware_legacy/wifi_fst.h b/include/hardware_legacy/wifi_fst.h
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+++ b/include/hardware_legacy/wifi_fst.h
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+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _WIFI_H
+#define _WIFI_H
+
+#if __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Load the Wi-Fi driver.
+ *
+ * @return 0 on success, < 0 on failure.
+ */
+int wifi_load_driver();
+
+/**
+ * Unload the Wi-Fi driver.
+ *
+ * @return 0 on success, < 0 on failure.
+ */
+int wifi_unload_driver();
+
+/**
+ * Check if the Wi-Fi driver is loaded.
+ * Check if the Wi-Fi driver is loaded.
+
+ * @return 0 on success, < 0 on failure.
+ */
+int is_wifi_driver_loaded();
+
+
+/**
+ * Start supplicant.
+ *
+ * @return 0 on success, < 0 on failure.
+ */
+int wifi_start_supplicant(int p2pSupported);
+
+/**
+ * Stop supplicant.
+ *
+ * @return 0 on success, < 0 on failure.
+ */
+int wifi_stop_supplicant(int p2pSupported);
+
+/**
+ * Open a connection to supplicant
+ *
+ * @return 0 on success, < 0 on failure.
+ */
+int wifi_connect_to_supplicant();
+
+/**
+ * Close connection to supplicant
+ *
+ * @return 0 on success, < 0 on failure.
+ */
+void wifi_close_supplicant_connection();
+
+/**
+ * wifi_wait_for_event() performs a blocking call to 
+ * get a Wi-Fi event and returns a string representing 
+ * a Wi-Fi event when it occurs.
+ *
+ * @param buf is the buffer that receives the event
+ * @param len is the maximum length of the buffer
+ *
+ * @returns number of bytes in buffer, 0 if no
+ * event (for instance, no connection), and less than 0
+ * if there is an error.
+ */
+int wifi_wait_for_event(char *buf, size_t len);
+
+/**
+ * wifi_command() issues a command to the Wi-Fi driver.
+ *
+ * Android extends the standard commands listed at
+ * /link http://hostap.epitest.fi/wpa_supplicant/devel/ctrl_iface_page.html
+ * to include support for sending commands to the driver:
+ *
+ * See wifi/java/android/net/wifi/WifiNative.java for the details of
+ * driver commands that are supported
+ *
+ * @param command is the string command (preallocated with 32 bytes)
+ * @param commandlen is command buffer length
+ * @param reply is a buffer to receive a reply string
+ * @param reply_len on entry, this is the maximum length of
+ *        the reply buffer. On exit, the number of
+ *        bytes in the reply buffer.
+ *
+ * @return 0 if successful, < 0 if an error.
+ */
+int wifi_command(const char *command, char *reply, size_t *reply_len);
+
+/**
+ * do_dhcp_request() issues a dhcp request and returns the acquired
+ * information. 
+ * 
+ * All IPV4 addresses/mask are in network byte order.
+ *
+ * @param ipaddr return the assigned IPV4 address
+ * @param gateway return the gateway being used
+ * @param mask return the IPV4 mask
+ * @param dns1 return the IPV4 address of a DNS server
+ * @param dns2 return the IPV4 address of a DNS server
+ * @param server return the IPV4 address of DHCP server
+ * @param lease return the length of lease in seconds.
+ *
+ * @return 0 if successful, < 0 if error.
+ */
+int do_dhcp_request(int *ipaddr, int *gateway, int *mask,
+                   int *dns1, int *dns2, int *server, int *lease);
+
+/**
+ * Return the error string of the last do_dhcp_request().
+ */
+const char *get_dhcp_error_string();
+
+/**
+ * Return the path to requested firmware
+ */
+#define WIFI_GET_FW_PATH_STA	0
+#define WIFI_GET_FW_PATH_AP	1
+#define WIFI_GET_FW_PATH_P2P	2
+const char *wifi_get_fw_path(int fw_type);
+
+/**
+ * Change the path to firmware for the wlan driver
+ */
+int wifi_change_fw_path(const char *fwpath);
+
+/**
+ * Check and create if necessary initial entropy file
+ */
+#define WIFI_ENTROPY_FILE	"/data/misc/wifi/entropy.bin"
+int ensure_entropy_file_exists();
+
+/**
+* Check and create if necessary the desired configuration file
+*/
+int ensure_config_file_exists(const char *config_file, const char *config_file_template);
+
+#if __cplusplus
+};  // extern "C"
+#endif
+
+#endif  // _WIFI_H