Implement wifi_qsap_set_tx_power

Used by radio proprietary binaries from Motorola.

Change-Id: I9fd49cbba6001a4c7ddadf5cb88df06d6146f01a

softap/jni/Android.mk

@@ -11,10 +11,10 @@ LOCAL_MODULE := libQWiFiSoftApCfg
 
 LOCAL_MODULE_TAGS := optional
 
-LOCAL_C_INCLUDES := $(KERNEL_HEADERS) \
+LOCAL_C_INCLUDES += $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr/include \
                     $(JNI_H_INCLUDE)
 
+LOCAL_ADDITIONAL_DEPENDENCIES := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr
 LOCAL_SHARED_LIBRARIES := libsysutils libcutils libnetutils libcrypto
 
 include $(BUILD_SHARED_LIBRARY)
-

softap/jni/QWiFiSoftApCfg.c

@@ -319,7 +319,7 @@ JNIEXPORT jstring JNICALL
     char       code[32] = {0};
     int        connect_retry;
 
-    strncpy(cmd, "softap qccmd ", sizeof(cmd));
+    strlcpy(cmd, "softap qccmd ", sizeof(cmd));
 
     pcmd = (char *) ((*env)->GetStringUTFChars(env, jcmd, NULL));
 
@@ -330,12 +330,12 @@ JNIEXPORT jstring JNICALL
 
     ALOGD("Received Command: %s\n", pcmd);
 
-    if ((strlen(cmd) + strlen(pcmd)) > sizeof(cmd)) {
+    if ((strlen(cmd) + strlen(pcmd)) >= sizeof(cmd)) {
         UPDATE_ERROR_CODE("Command length is larger than MAX_CMD_SIZE", "");
         goto end;
     }
 
-    strcat(cmd, pcmd);
+    strlcat(cmd, pcmd, sizeof(cmd));
 
     connect_retry = 0;
 

softap/sdk/Android.mk

@@ -4,7 +4,7 @@ LOCAL_PATH := $(call my-dir)
 
 include $(CLEAR_VARS)
 
-LOCAL_C_INCLUDES :=
+LOCAL_C_INCLUDES := $(TOP)/hardware/libhardware_legacy/wifi $(TOP)/external/libnl/include $(TOP)/external/wpa_supplicant_8/wpa_supplicant/src/drivers
 
 LOCAL_MODULE:= libqsap_sdk
 
@@ -12,6 +12,10 @@ LOCAL_MODULE_TAGS := optional
 
 LOCAL_CFLAGS += -DSDK_VERSION=\"0.0.1.0\"
 
+LOCAL_COPY_HEADERS_TO := sdk/softap/include
+LOCAL_COPY_HEADERS := qsap_api.h
+LOCAL_COPY_HEADERS += qsap.h
+
 ifdef WIFI_DRIVER_MODULE_PATH
 LOCAL_CFLAGS += -DWIFI_DRIVER_MODULE_PATH=\"$(WIFI_DRIVER_MODULE_PATH)\"
 endif
@@ -57,7 +61,7 @@ LOCAL_SRC_FILES := qsap_api.c \
 
 LOCAL_PRELINK_MODULE := false
 
-LOCAL_SHARED_LIBRARIES := libnetutils libutils libbinder libcutils
+LOCAL_SHARED_LIBRARIES := libnetutils libutils libbinder libcutils libhardware_legacy libnl
 
 include $(BUILD_SHARED_LIBRARY)
 

softap/sdk/qsap.c

@@ -54,7 +54,7 @@
 
 #include "qsap_api.h"
 #include "qsap.h"
-#include "libwpa_client/wpa_ctrl.h"
+#include "wifi_fst.h"
 
 #include <sys/system_properties.h>
 
@@ -266,12 +266,12 @@ void qsap_send_module_down_indication(void)
 
      /* Equivalent to: iwpriv wlan0 sendModuleInd */
      if ((s = socket(PF_INET, SOCK_DGRAM, 0)) >= 0) {
-        strncpy(wrq.ifr_name, "wlan0", IFNAMSIZ);
+        strlcpy(wrq.ifr_name, "wlan0", IFNAMSIZ);
         wrq.u.data.length = 0; /* No Set arguments */
         wrq.u.mode = 5; /* WE_MODULE_DOWN_IND sub-command */
         ret = ioctl(s, (SIOCIWFIRSTPRIV + 1), &wrq);
         if (ret < 0 ) {
-            strncpy(wrq.ifr_name, "softap.0", IFNAMSIZ);
+            strlcpy(wrq.ifr_name, "softap.0", IFNAMSIZ);
             ret = ioctl(s, (SIOCIWFIRSTPRIV + 1), &wrq);
             if (ret < 0 ) {
                ALOGE("ioctl failed: %s", strerror(errno));
@@ -295,7 +295,7 @@ s32 qsap_send_init_ap(void)
 
      /* Equivalent to: iwpriv wlan0 initAP */
      if ((s = socket(AF_INET, SOCK_DGRAM, 0)) >= 0) {
-        strncpy(wrq.ifr_name, "wlan0", IFNAMSIZ);
+        strlcpy(wrq.ifr_name, "wlan0", IFNAMSIZ);
         wrq.u.data.length = 0; /* No Set arguments */
         wrq.u.data.flags = 2; /* WE_INIT_AP sub-command */
         ret = ioctl(s, (SIOCIWFIRSTPRIV + 6), &wrq);
@@ -323,7 +323,7 @@ s32 qsap_send_exit_ap(void)
 
      /* Equivalent to: iwpriv wlan0 exitAP */
      if ((s = socket(AF_INET, SOCK_DGRAM, 0)) >= 0) {
-        strncpy(wrq.ifr_name, "wlan0", IFNAMSIZ);
+        strlcpy(wrq.ifr_name, "wlan0", IFNAMSIZ);
         wrq.u.data.length = 0; /* No Set arguments */
         wrq.u.data.flags = 3;  /*WE_EXIT_AP sub-command */
 
@@ -409,7 +409,7 @@ s32 wifi_qsap_stop_bss(void)
         return eERR_STOP_BSS;
     }
 
-    strncpy(wrq.ifr_name, iface, sizeof(wrq.ifr_name));
+    strlcpy(wrq.ifr_name, iface, sizeof(wrq.ifr_name));
     wrq.u.data.length = sizeof(cmd);
     wrq.u.data.pointer = cmd;
     wrq.u.data.flags = 0;
@@ -434,26 +434,22 @@ s32 wifi_qsap_stop_bss(void)
 
 s32 is_softap_enabled(void)
 {
-    FILE *fp;
-    char buf[1024];
+    s32 mode = 0;
+    int ret;
 
-    fp = popen("ps", "r");
-    if (fp == NULL) {
-       ALOGE("Failed to open file");
+    ret = qsap_get_mode(&mode);
+    if (eSUCCESS != ret) {
+       ALOGD("Failed to get the mode of operation\n");
        return eERR_UNKNOWN;
     }
 
-    while (fgets(buf, sizeof(buf)-1, fp) != NULL) {
-       if(NULL !=(strstr(buf,"hostapd")))
-       {
-           pclose(fp);
-           ALOGD("HOSTAPD enabled\n");
-           return ENABLE;
-       }
+    if (mode == IW_MODE_MASTER) {
+       ALOGD("HOSTAPD Enabled\n");
+       return ENABLE;
     }
 
-    ALOGD("HOSTAPD disabled\n");
-    pclose(fp);
+    ALOGD("HOSTAPD Disabled\n");
+
     return DISABLE;
 }
 
@@ -589,3 +585,173 @@ s32 wifi_qsap_reload_softap()
 
     return eSUCCESS;
 }
+
+static pid_t wigigSoftApPid = 0;
+static const char WIGIG_ENTROPY_FILE[]  = "/data/misc/wifi/wigig_entropy.bin";
+static unsigned char dummy_key[21]      = { 0x02, 0x11, 0xbe, 0x33, 0x43, 0x35,
+                                            0x68, 0x47, 0x84, 0x99, 0xa9, 0x2b,
+                                            0x1c, 0xd3, 0xee, 0xff, 0xf1, 0xe2,
+                                            0xf3, 0xf4, 0xf5 };
+static const char HOSTAPD_BIN_FILE[]     = "/system/bin/hostapd";
+static const char WIGIG_HOSTAPD_CONF_FILE[] = "/data/misc/wifi/wigig_hostapd.conf";
+#define AP_BSS_START_DELAY 200000
+#define AP_BSS_STOP_DELAY  500000
+
+int wigig_ensure_entropy_file_exists()
+{
+    int ret;
+    int destfd;
+
+    ret = access(WIGIG_ENTROPY_FILE, R_OK|W_OK);
+    if ((ret == 0) || (errno == EACCES)) {
+        if ((ret != 0) &&
+            (chmod(WIGIG_ENTROPY_FILE, S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) != 0)) {
+            ALOGE("Cannot set RW to \"%s\": %s", WIGIG_ENTROPY_FILE, strerror(errno));
+            return -1;
+        }
+        return 0;
+    }
+    destfd = TEMP_FAILURE_RETRY(open(WIGIG_ENTROPY_FILE, O_CREAT|O_RDWR, 0660));
+    if (destfd < 0) {
+        ALOGE("Cannot create \"%s\": %s", WIGIG_ENTROPY_FILE, strerror(errno));
+        return -1;
+    }
+
+    if (TEMP_FAILURE_RETRY(write(destfd, dummy_key, sizeof(dummy_key))) != sizeof(dummy_key)) {
+        ALOGE("Error writing \"%s\": %s", WIGIG_ENTROPY_FILE, strerror(errno));
+        close(destfd);
+        return -1;
+    }
+    close(destfd);
+
+    /* chmod is needed because open() didn't set permisions properly */
+    if (chmod(WIGIG_ENTROPY_FILE, 0660) < 0) {
+        ALOGE("Error changing permissions of %s to 0660: %s",
+              WIGIG_ENTROPY_FILE, strerror(errno));
+        unlink(WIGIG_ENTROPY_FILE);
+        return -1;
+    }
+
+    if (chown(WIGIG_ENTROPY_FILE, AID_SYSTEM, AID_WIFI) < 0) {
+        ALOGE("Error changing group ownership of %s to %d: %s",
+              WIGIG_ENTROPY_FILE, AID_WIFI, strerror(errno));
+        unlink(WIGIG_ENTROPY_FILE);
+        return -1;
+    }
+    return 0;
+}
+
+s32 wifi_qsap_start_wigig_softap(void)
+{
+    pid_t pid = 1;
+
+    ALOGD("%s", __func__);
+
+    if (wigigSoftApPid) {
+        ALOGE("Wigig SoftAP is already running");
+        return eERR_START_SAP;
+    }
+
+    if (wigig_ensure_entropy_file_exists() < 0) {
+        ALOGE("Wigig entropy file was not created");
+    }
+
+    if ((pid = fork()) < 0) {
+        ALOGE("fork failed (%s)", strerror(errno));
+        return eERR_START_SAP;
+    }
+
+    if (!pid) {
+        if (execl(HOSTAPD_BIN_FILE, HOSTAPD_BIN_FILE,
+                  "-e", WIGIG_ENTROPY_FILE, "-dd",
+                  WIGIG_HOSTAPD_CONF_FILE, (char *) NULL)) {
+            ALOGE("execl failed (%s)", strerror(errno));
+        }
+        ALOGE("Wigig SoftAP failed to start. Exiting child process...");
+        exit(-1);
+    }
+
+    wigigSoftApPid = pid;
+    ALOGD("Wigig SoftAP started successfully");
+    usleep(AP_BSS_START_DELAY);
+
+    return eSUCCESS;
+}
+
+s32 wifi_qsap_stop_wigig_softap(void)
+{
+    ALOGD("%s", __func__);
+
+    if (wigigSoftApPid == 0) {
+        ALOGE("Wigig SoftAP is not running");
+        return eSUCCESS;
+    }
+
+    ALOGD("Stopping the Wigig SoftAP...");
+    kill(wigigSoftApPid, SIGTERM);
+    waitpid(wigigSoftApPid, NULL, 0);
+
+    wigigSoftApPid = 0;
+    ALOGD("Wigig SoftAP stopped successfully");
+    usleep(AP_BSS_STOP_DELAY);
+    return eSUCCESS;
+}
+
+int qsap_prepare_softap()
+{
+    ALOGD("Starting fstman\n");
+    return wifi_start_fstman(TRUE);
+}
+
+int qsap_unprepare_softap()
+{
+    ALOGD("Stopping fstman\n");
+    return wifi_stop_fstman(TRUE);
+}
+
+int qsap_is_fst_enabled()
+{
+    return is_fst_enabled();
+}
+
+s32 wifi_qsap_set_tx_power(s32 tx_power)
+{
+#define QCSAP_IOCTL_SET_MAX_TX_POWER   (SIOCIWFIRSTPRIV + 22)
+    s32 sock;
+    s32 ret = eERR_SET_TX_POWER;
+    s8  interface[128];
+    s8  *iface;
+    s32 len = 128;
+    struct iwreq wrq;
+
+    if(NULL == (iface = qsap_get_config_value(CONFIG_FILE, &qsap_str[STR_INTERFACE], interface, (u32*)&len))) {
+        ALOGE("%s :interface error \n", __func__);
+        return ret;
+    }
+
+    /* Issue QCSAP_IOCTL_SET_MAX_TX_POWER ioctl */
+    sock = socket(AF_INET, SOCK_DGRAM, 0);
+
+    if (sock < 0) {
+        ALOGE("%s :socket error \n", __func__);
+        return eERR_SET_TX_POWER;
+    }
+
+    strlcpy(wrq.ifr_name, iface, sizeof(wrq.ifr_name));
+    wrq.u.data.length = sizeof(s32);
+    wrq.u.data.pointer = &tx_power;
+    wrq.u.data.flags = 0;
+
+    ret = ioctl(sock, QCSAP_IOCTL_SET_MAX_TX_POWER, &wrq);
+    close(sock);
+
+    if (ret) {
+        ALOGE("%s :IOCTL set tx power failed: %ld\n", __func__, ret);
+        ret = eERR_SET_TX_POWER;
+    } else {
+        ALOGD("%s :IOCTL set tx power issued\n", __func__);
+        ret = eSUCCESS;
+    }
+
+    return ret;
+}

softap/sdk/qsap.h

@@ -44,6 +44,8 @@ s32 commit(void);
 s32 is_softap_enabled(void);
 s32 wifi_qsap_start_softap(void);
 s32 wifi_qsap_stop_softap(void);
+s32 wifi_qsap_start_wigig_softap(void);
+s32 wifi_qsap_stop_wigig_softap(void);
 s32 wifi_qsap_reload_softap(void);
 s32 wifi_qsap_unload_wifi_sta_driver(void);
 
@@ -52,6 +54,8 @@ s32 wifi_qsap_start_softap_in_concurrency(void);
 s32 wifi_qsap_stop_softap_in_concurrency(void);
 #endif
 
+s32 wifi_qsap_set_tx_power(s32);
+
 #if __cplusplus
 };  // extern "C"
 #endif

softap/sdk/qsap_api.h

@@ -39,8 +39,8 @@ typedef unsigned char      u8;
 typedef char               s8;
 typedef unsigned short int u16;
 typedef signed short int   s16;
-typedef unsigned long int  u32;
-typedef signed long int    s32;
+typedef unsigned int       u32;
+typedef signed int         s32;
 
 /** Success and error messages */
 #define SUCCESS                     "success"
@@ -77,7 +77,8 @@ enum error_val {
     eERR_LOAD_FAILED_SDIOIF,
     eERR_LOAD_FAILED_SOFTAP,
     eERR_SET_CHAN_RANGE,
-    eERR_GET_AUTO_CHAN
+    eERR_GET_AUTO_CHAN,
+    eERR_SET_TX_POWER
 };
 
 #ifndef WIFI_DRIVER_CONF_FILE
@@ -98,19 +99,19 @@ enum error_val {
 #define DEFAULT_ACCEPT_LIST_FILE_PATH "/system/etc/hostapd/hostapd.accept"
 
 /** Accept list file name */
-#define ACCEPT_LIST_FILE "/data/hostapd/hostapd.accept"
+#define ACCEPT_LIST_FILE "/data/misc/wifi/hostapd.accept"
 
 /** Default Deny list file name */
 #define DEFAULT_DENY_LIST_FILE_PATH "/system/etc/hostapd/hostapd.deny"
 
 /** Deny list file name */
-#define DENY_LIST_FILE "/data/hostapd/hostapd.deny"
+#define DENY_LIST_FILE "/data/misc/wifi/hostapd.deny"
 
 /** Default Ini file */
 #define DEFAULT_INI_FILE "/persist/qcom/softap/qcom_cfg_default.ini"
 
 /** SDK control interface path */
-#define SDK_CTRL_IF "/data/hostapd/softap_sdk_ctrl"
+#define SDK_CTRL_IF "/data/misc/wifi/softap_sdk_ctrl"
 
 /** Maximum length of the line in the configuration file */
 #define MAX_CONF_LINE_LEN  (156)
@@ -207,7 +208,7 @@ enum error_val {
 #define MIN_UPC_LEN  (1)
 #define MAX_UPC_LEN  (128)
 
-#define GTK_MIN   (600)
+#define GTK_MIN   (30)
 
 #define MAX_INT_STR (8)
 
@@ -323,6 +324,16 @@ typedef enum esap_cmd {
     eCMD_SET_CHANNEL_RANGE   = 62,
     eCMD_GET_AUTO_CHANNEL    = 63,
     eCMD_IEEE80211W          = 64,
+    eCMD_WPA_KEY_MGMT        = 65,
+    eCMD_SET_MAX_CLIENTS     = 66,
+    eCMD_IEEE80211AC         = 67,
+    eCMD_VHT_OPER_CH_WIDTH   = 68,
+    eCMD_ACS_CHAN_LIST       = 69,
+    eCMD_HT_CAPAB            = 70,
+    eCMD_IEEE80211H          = 71,
+
+    eCMD_ENABLE_WIGIG_SOFTAP = 72,
+    eCMD_INTERFACE           = 73,
 
     eCMD_LAST     /** New command numbers should be added above this */
 } esap_cmd_t;
@@ -574,16 +585,25 @@ typedef struct sap_auto_channel_info {
 /** Validate the AP shutoff time */
 #define IS_VALID_ENERGY_DETECT_TH(x) ((((x >= AP_ENERGY_DETECT_TH_MIN) && (x <= AP_ENERGY_DETECT_TH_MAX)) ||( x == 128)) ? TRUE : FALSE)
 
+/** Validate the 802dot11h state */
+#define IS_VALID_DFS_STATE(x) (((x == ENABLE) || (x == DISABLE)) ? TRUE: FALSE)
+
 /** Function declartion */
+int qsap_hostd_exec(int argc, char ** argv);
 void qsap_hostd_exec_cmd(s8 *pcmd, s8 *presp, u32 *plen);
 s8 *qsap_get_config_value(s8 *pfile, struct Command *pcmd, s8 *pbuf, u32 *plen);
 int qsapsetSoftap(int argc, char *argv[]);
+int qsap_add_or_remove_interface(const char *iface_name, int create_iface);
 void qsap_del_ctrl_iface(void);
 s16 wifi_qsap_reset_to_default(s8 *pcfgfile, s8 *pdefault);
 void check_for_configuration_files(void);
 void qsap_set_ini_filename(void);
 int qsap_set_channel_range(s8 * cmd);
 int qsap_get_sap_auto_channel_slection(s32 *pautochan);
+int qsap_get_mode(s32 *pmode);
+int qsap_prepare_softap(void);
+int qsap_unprepare_softap(void);
+int qsap_is_fst_enabled(void);
 
 #if __cplusplus
 };  // extern "C"