--- /dev/null
+
+#include <stdint.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <netlink/genl/genl.h>
+#include <netlink/genl/family.h>
+#include <netlink/genl/ctrl.h>
+#include <linux/rtnetlink.h>
+#include <netpacket/packet.h>
+#include <linux/filter.h>
+#include <linux/errqueue.h>
+
+#include <linux/pkt_sched.h>
+#include <netlink/object-api.h>
+#include <netlink/netlink.h>
+#include <netlink/socket.h>
+#include <netlink/handlers.h>
+
+#include "wifi_hal.h"
+#include "common.h"
+#include "cpp_bindings.h"
+
+interface_info *getIfaceInfo(wifi_interface_handle handle)
+{
+ return (interface_info *)handle;
+}
+
+wifi_handle getWifiHandle(wifi_interface_handle handle)
+{
+ return getIfaceInfo(handle)->handle;
+}
+
+hal_info *getHalInfo(wifi_handle handle)
+{
+ return (hal_info *)handle;
+}
+
+hal_info *getHalInfo(wifi_interface_handle handle)
+{
+ return getHalInfo(getWifiHandle(handle));
+}
+
+wifi_handle getWifiHandle(hal_info *info)
+{
+ return (wifi_handle)info;
+}
+
+wifi_interface_handle getIfaceHandle(interface_info *info)
+{
+ return (wifi_interface_handle)info;
+}
+
+wifi_error wifi_register_handler(wifi_handle handle, int cmd, nl_recvmsg_msg_cb_t func, void *arg)
+{
+ hal_info *info = (hal_info *)handle;
+
+ /* TODO: check for multiple handlers? */
+ pthread_mutex_lock(&info->cb_lock);
+
+ wifi_error result = WIFI_ERROR_OUT_OF_MEMORY;
+
+ if (info->num_event_cb < info->alloc_event_cb) {
+ info->event_cb[info->num_event_cb].nl_cmd = cmd;
+ info->event_cb[info->num_event_cb].vendor_id = 0;
+ info->event_cb[info->num_event_cb].vendor_subcmd = 0;
+ info->event_cb[info->num_event_cb].cb_func = func;
+ info->event_cb[info->num_event_cb].cb_arg = arg;
+ /*
+ ALOGI("Successfully added event handler %p:%p for command %d at %d",
+ arg, func, cmd, info->num_event_cb);*/
+ info->num_event_cb++;
+ result = WIFI_SUCCESS;
+ }
+
+ pthread_mutex_unlock(&info->cb_lock);
+ return result;
+}
+
+wifi_error wifi_register_vendor_handler(wifi_handle handle,
+ uint32_t id, int subcmd, nl_recvmsg_msg_cb_t func, void *arg)
+{
+ hal_info *info = (hal_info *)handle;
+
+//ALOGD("GSCAN register handle wifi_register_vendor_handler %p", handle);
+ /* TODO: check for multiple handlers? */
+ pthread_mutex_lock(&info->cb_lock);
+ //ALOGI("Added event handler %p", info);
+
+ wifi_error result = WIFI_ERROR_OUT_OF_MEMORY;
+
+ // ALOGD("register_vendor_handler: handle = %p", handle);
+ if (info->num_event_cb < info->alloc_event_cb) {
+ info->event_cb[info->num_event_cb].nl_cmd = NL80211_CMD_VENDOR;
+ info->event_cb[info->num_event_cb].vendor_id = id;
+ info->event_cb[info->num_event_cb].vendor_subcmd = subcmd;
+ info->event_cb[info->num_event_cb].cb_func = func;
+ info->event_cb[info->num_event_cb].cb_arg = arg;
+ /*
+ ALOGI("Added event handler %p:%p for vendor 0x%0x and subcmd 0x%0x at %d",
+ arg, func, id, subcmd, info->num_event_cb);*/
+ info->num_event_cb++;
+ result = WIFI_SUCCESS;
+ }
+
+ pthread_mutex_unlock(&info->cb_lock);
+ return result;
+}
+
+void wifi_unregister_handler(wifi_handle handle, int cmd)
+{
+ hal_info *info = (hal_info *)handle;
+
+ if (cmd == NL80211_CMD_VENDOR) {
+ ALOGE("Must use wifi_unregister_vendor_handler to remove vendor handlers");
+ return;
+ }
+
+ pthread_mutex_lock(&info->cb_lock);
+
+ for (int i = 0; i < info->num_event_cb; i++) {
+ if (info->event_cb[i].nl_cmd == cmd) {
+ /*
+ ALOGI("Successfully removed event handler %p:%p for cmd = 0x%0x from %d",
+ info->event_cb[i].cb_arg, info->event_cb[i].cb_func, cmd, i);*/
+
+ memmove(&info->event_cb[i], &info->event_cb[i+1],
+ (info->num_event_cb - i - 1) * sizeof(cb_info));
+ info->num_event_cb--;
+ break;
+ }
+ }
+
+ pthread_mutex_unlock(&info->cb_lock);
+}
+
+void wifi_unregister_vendor_handler(wifi_handle handle, uint32_t id, int subcmd)
+{
+ hal_info *info = (hal_info *)handle;
+
+ pthread_mutex_lock(&info->cb_lock);
+
+ for (int i = 0; i < info->num_event_cb; i++) {
+
+ if (info->event_cb[i].nl_cmd == NL80211_CMD_VENDOR
+ && info->event_cb[i].vendor_id == id
+ && info->event_cb[i].vendor_subcmd == subcmd) {
+ /*
+ ALOGI("Successfully removed event handler %p:%p for vendor 0x%0x, subcmd 0x%0x from %d",
+ info->event_cb[i].cb_arg, info->event_cb[i].cb_func, id, subcmd, i);*/
+ memmove(&info->event_cb[i], &info->event_cb[i+1],
+ (info->num_event_cb - i - 1) * sizeof(cb_info));
+ info->num_event_cb--;
+ break;
+ }
+ }
+
+ pthread_mutex_unlock(&info->cb_lock);
+}
+
+
+wifi_error wifi_register_cmd(wifi_handle handle, int id, WifiCommand *cmd)
+{
+ hal_info *info = (hal_info *)handle;
+
+ //ALOGD("registering command %d", id);
+
+ wifi_error result = WIFI_ERROR_OUT_OF_MEMORY;
+
+ if (info->num_cmd < info->alloc_cmd) {
+ info->cmd[info->num_cmd].id = id;
+ info->cmd[info->num_cmd].cmd = cmd;
+ //ALOGI("Successfully added command %d: %p at %d", id, cmd, info->num_cmd);
+ info->num_cmd++;
+ result = WIFI_SUCCESS;
+ }
+
+ return result;
+}
+
+WifiCommand *wifi_unregister_cmd(wifi_handle handle, int id)
+{
+ hal_info *info = (hal_info *)handle;
+
+ //ALOGD("un-registering command %d", id);
+
+ WifiCommand *cmd = NULL;
+
+ for (int i = 0; i < info->num_cmd; i++) {
+ if (info->cmd[i].id == id) {
+ cmd = info->cmd[i].cmd;
+ memmove(&info->cmd[i], &info->cmd[i+1], (info->num_cmd - i) * sizeof(cmd_info));
+ info->num_cmd--;
+ //ALOGI("Successfully removed command %d: %p from %d", id, cmd, i);
+ break;
+ }
+ }
+
+ return cmd;
+}
+
+WifiCommand *wifi_get_cmd(wifi_handle handle, int id)
+{
+ hal_info *info = (hal_info *)handle;
+
+ WifiCommand *cmd = NULL;
+
+ for (int i = 0; i < info->num_cmd; i++) {
+ if (info->cmd[i].id == id) {
+ cmd = info->cmd[i].cmd;
+ break;
+ }
+ }
+
+ return cmd;
+}
+
+void wifi_unregister_cmd(wifi_handle handle, WifiCommand *cmd)
+{
+ hal_info *info = (hal_info *)handle;
+
+ for (int i = 0; i < info->num_cmd; i++) {
+ if (info->cmd[i].cmd == cmd) {
+ memmove(&info->cmd[i], &info->cmd[i+1], (info->num_cmd - i) * sizeof(cmd_info));
+ info->num_cmd--;
+ //ALOGI("Successfully removed command %d: %p from %d", id, cmd, i);
+ break;
+ }
+ }
+}
+
+wifi_error wifi_cancel_cmd(wifi_request_id id, wifi_interface_handle iface)
+{
+ wifi_handle handle = getWifiHandle(iface);
+
+ WifiCommand *cmd = wifi_unregister_cmd(handle, id);
+ //ALOGD("Cancel WifiCommand = %p", cmd);
+ if (cmd) {
+ cmd->cancel();
+ cmd->releaseRef();
+ return WIFI_SUCCESS;
+ }
+
+ return WIFI_ERROR_INVALID_ARGS;
+}