mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
543 lines
17 KiB
C++
543 lines
17 KiB
C++
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
||
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
||
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
||
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
||
|
|
||
|
#include "WifiUtils.h"
|
||
|
#include <dlfcn.h>
|
||
|
#include <errno.h>
|
||
|
#include <cutils/properties.h>
|
||
|
#include "prinit.h"
|
||
|
#include "js/CharacterEncoding.h"
|
||
|
|
||
|
using namespace mozilla::dom;
|
||
|
|
||
|
#define BUFFER_SIZE 4096
|
||
|
#define COMMAND_SIZE 256
|
||
|
|
||
|
// Intentionally not trying to dlclose() this handle. That's playing
|
||
|
// Russian roulette with security bugs.
|
||
|
static void* sWifiLib;
|
||
|
static PRCallOnceType sInitWifiLib;
|
||
|
|
||
|
static PRStatus
|
||
|
InitWifiLib()
|
||
|
{
|
||
|
sWifiLib = dlopen("/system/lib/libhardware_legacy.so", RTLD_LAZY);
|
||
|
// We might fail to open the hardware lib. That's OK.
|
||
|
return PR_SUCCESS;
|
||
|
}
|
||
|
|
||
|
static void*
|
||
|
GetSharedLibrary()
|
||
|
{
|
||
|
PR_CallOnce(&sInitWifiLib, InitWifiLib);
|
||
|
return sWifiLib;
|
||
|
}
|
||
|
|
||
|
static bool
|
||
|
GetWifiP2pSupported()
|
||
|
{
|
||
|
char propP2pSupported[PROPERTY_VALUE_MAX];
|
||
|
property_get("ro.moz.wifi.p2p_supported", propP2pSupported, "0");
|
||
|
return (0 == strcmp(propP2pSupported, "1"));
|
||
|
}
|
||
|
|
||
|
static int
|
||
|
hex2num(char c)
|
||
|
{
|
||
|
if (c >= '0' && c <= '9')
|
||
|
return c - '0';
|
||
|
if (c >= 'a' && c <= 'f')
|
||
|
return c - 'a' + 10;
|
||
|
if (c >= 'A' && c <= 'F')
|
||
|
return c - 'A' + 10;
|
||
|
return -1;
|
||
|
}
|
||
|
|
||
|
static int
|
||
|
hex2byte(const char* hex)
|
||
|
{
|
||
|
int a, b;
|
||
|
a = hex2num(*hex++);
|
||
|
if (a < 0)
|
||
|
return -1;
|
||
|
b = hex2num(*hex++);
|
||
|
if (b < 0)
|
||
|
return -1;
|
||
|
return (a << 4) | b;
|
||
|
}
|
||
|
|
||
|
// This function is equivalent to printf_decode() at src/utils/common.c in
|
||
|
// the supplicant.
|
||
|
|
||
|
static uint32_t
|
||
|
convertToBytes(char* buf, uint32_t maxlen, const char* str)
|
||
|
{
|
||
|
const char *pos = str;
|
||
|
uint32_t len = 0;
|
||
|
int val;
|
||
|
|
||
|
while (*pos) {
|
||
|
if (len == maxlen)
|
||
|
break;
|
||
|
switch (*pos) {
|
||
|
case '\\':
|
||
|
pos++;
|
||
|
switch (*pos) {
|
||
|
case '\\':
|
||
|
buf[len++] = '\\';
|
||
|
pos++;
|
||
|
break;
|
||
|
case '"':
|
||
|
buf[len++] = '"';
|
||
|
pos++;
|
||
|
break;
|
||
|
case 'n':
|
||
|
buf[len++] = '\n';
|
||
|
pos++;
|
||
|
break;
|
||
|
case 'r':
|
||
|
buf[len++] = '\r';
|
||
|
pos++;
|
||
|
break;
|
||
|
case 't':
|
||
|
buf[len++] = '\t';
|
||
|
pos++;
|
||
|
break;
|
||
|
case 'e':
|
||
|
buf[len++] = '\e';
|
||
|
pos++;
|
||
|
break;
|
||
|
case 'x':
|
||
|
pos++;
|
||
|
val = hex2byte(pos);
|
||
|
if (val < 0) {
|
||
|
val = hex2num(*pos);
|
||
|
if (val < 0)
|
||
|
break;
|
||
|
buf[len++] = val;
|
||
|
pos++;
|
||
|
} else {
|
||
|
buf[len++] = val;
|
||
|
pos += 2;
|
||
|
}
|
||
|
break;
|
||
|
case '0':
|
||
|
case '1':
|
||
|
case '2':
|
||
|
case '3':
|
||
|
case '4':
|
||
|
case '5':
|
||
|
case '6':
|
||
|
case '7':
|
||
|
val = *pos++ - '0';
|
||
|
if (*pos >= '0' && *pos <= '7')
|
||
|
val = val * 8 + (*pos++ - '0');
|
||
|
if (*pos >= '0' && *pos <= '7')
|
||
|
val = val * 8 + (*pos++ - '0');
|
||
|
buf[len++] = val;
|
||
|
break;
|
||
|
default:
|
||
|
break;
|
||
|
}
|
||
|
break;
|
||
|
default:
|
||
|
buf[len++] = *pos++;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
return len;
|
||
|
}
|
||
|
|
||
|
// This is the same algorithm as in InflateUTF8StringToBuffer with Copy and
|
||
|
// while ignoring invalids.
|
||
|
// https://mxr.mozilla.org/mozilla-central/source/js/src/vm/CharacterEncoding.cpp#231
|
||
|
|
||
|
static const uint32_t REPLACE_UTF8 = 0xFFFD;
|
||
|
|
||
|
static void
|
||
|
LossyConvertUTF8toUTF16(const char* aInput, uint32_t aLength, nsAString& aOut)
|
||
|
{
|
||
|
JS::UTF8Chars src(aInput, aLength);
|
||
|
|
||
|
char16_t dst[aLength]; // Allocating for worst case.
|
||
|
|
||
|
// Count how many char16_t characters are needed in the inflated string.
|
||
|
// |i| is the index into |src|, and |j| is the the index into |dst|.
|
||
|
size_t srclen = src.length();
|
||
|
uint32_t j = 0;
|
||
|
for (uint32_t i = 0; i < srclen; i++, j++) {
|
||
|
uint32_t v = uint32_t(src[i]);
|
||
|
if (v == uint32_t('\0') && i < srclen - 1) {
|
||
|
// If the leading byte is '\0' and it's not the last byte,
|
||
|
// just ignore it to prevent from being truncated. This could
|
||
|
// be caused by |convertToBytes| (e.g. \x00 would be converted to '\0')
|
||
|
j--;
|
||
|
continue;
|
||
|
}
|
||
|
if (!(v & 0x80)) {
|
||
|
// ASCII code unit. Simple copy.
|
||
|
dst[j] = char16_t(v);
|
||
|
} else {
|
||
|
// Non-ASCII code unit. Determine its length in bytes (n).
|
||
|
uint32_t n = 1;
|
||
|
while (v & (0x80 >> n))
|
||
|
n++;
|
||
|
|
||
|
#define INVALID(report, arg, n2) \
|
||
|
do { \
|
||
|
n = n2; \
|
||
|
goto invalidMultiByteCodeUnit; \
|
||
|
} while (0)
|
||
|
|
||
|
// Check the leading byte.
|
||
|
if (n < 2 || n > 4)
|
||
|
INVALID(ReportInvalidCharacter, i, 1);
|
||
|
|
||
|
// Check that |src| is large enough to hold an n-byte code unit.
|
||
|
if (i + n > srclen)
|
||
|
INVALID(ReportBufferTooSmall, /* dummy = */ 0, 1);
|
||
|
|
||
|
// Check the second byte. From Unicode Standard v6.2, Table 3-7
|
||
|
// Well-Formed UTF-8 Byte Sequences.
|
||
|
if ((v == 0xE0 && ((uint8_t)src[i + 1] & 0xE0) != 0xA0) || // E0 A0~BF
|
||
|
(v == 0xED && ((uint8_t)src[i + 1] & 0xE0) != 0x80) || // ED 80~9F
|
||
|
(v == 0xF0 && ((uint8_t)src[i + 1] & 0xF0) == 0x80) || // F0 90~BF
|
||
|
(v == 0xF4 && ((uint8_t)src[i + 1] & 0xF0) != 0x80)) // F4 80~8F
|
||
|
{
|
||
|
INVALID(ReportInvalidCharacter, i, 1);
|
||
|
}
|
||
|
|
||
|
// Check the continuation bytes.
|
||
|
for (uint32_t m = 1; m < n; m++)
|
||
|
if ((src[i + m] & 0xC0) != 0x80)
|
||
|
INVALID(ReportInvalidCharacter, i, m);
|
||
|
|
||
|
// Determine the code unit's length in char16_t units and act accordingly.
|
||
|
v = JS::Utf8ToOneUcs4Char((uint8_t *)&src[i], n);
|
||
|
if (v < 0x10000) {
|
||
|
// The n-byte UTF8 code unit will fit in a single char16_t.
|
||
|
dst[j] = char16_t(v);
|
||
|
} else {
|
||
|
v -= 0x10000;
|
||
|
if (v <= 0xFFFFF) {
|
||
|
// The n-byte UTF8 code unit will fit in two char16_t units.
|
||
|
dst[j] = char16_t((v >> 10) + 0xD800);
|
||
|
j++;
|
||
|
dst[j] = char16_t((v & 0x3FF) + 0xDC00);
|
||
|
} else {
|
||
|
// The n-byte UTF8 code unit won't fit in two char16_t units.
|
||
|
INVALID(ReportTooBigCharacter, v, 1);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
invalidMultiByteCodeUnit:
|
||
|
// Move i to the last byte of the multi-byte code unit; the loop
|
||
|
// header will do the final i++ to move to the start of the next
|
||
|
// code unit.
|
||
|
i += n - 1;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
dst[j] = 0;
|
||
|
aOut = dst;
|
||
|
}
|
||
|
|
||
|
// Helper to check we have loaded the hardware shared library.
|
||
|
#define CHECK_HWLIB(ret) \
|
||
|
void* hwLib = GetSharedLibrary(); \
|
||
|
if (!hwLib) { \
|
||
|
NS_WARNING("No /system/lib/libhardware_legacy.so"); \
|
||
|
return ret; \
|
||
|
}
|
||
|
|
||
|
#define DEFAULT_IMPL(name, ret, args...) \
|
||
|
DEFINE_DLFUNC(name, ret, args...) \
|
||
|
ret do_##name(args) { \
|
||
|
USE_DLFUNC(name) \
|
||
|
return name(args); \
|
||
|
}
|
||
|
|
||
|
// ICS implementation.
|
||
|
class ICSWpaSupplicantImpl : public WpaSupplicantImpl
|
||
|
{
|
||
|
public:
|
||
|
DEFAULT_IMPL(wifi_load_driver, int32_t, )
|
||
|
DEFAULT_IMPL(wifi_unload_driver, int32_t, )
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_wait_for_event, int32_t, char*, size_t)
|
||
|
int32_t do_wifi_wait_for_event(const char *iface, char *buf, size_t len) {
|
||
|
USE_DLFUNC(wifi_wait_for_event)
|
||
|
return wifi_wait_for_event(buf, len);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_command, int32_t, const char*, char*, size_t*)
|
||
|
int32_t do_wifi_command(const char* iface, const char* cmd, char* buf, size_t* len) {
|
||
|
USE_DLFUNC(wifi_command)
|
||
|
return wifi_command(cmd, buf, len);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_start_supplicant, int32_t, )
|
||
|
int32_t do_wifi_start_supplicant(int32_t) {
|
||
|
USE_DLFUNC(wifi_start_supplicant)
|
||
|
return wifi_start_supplicant();
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_stop_supplicant, int32_t)
|
||
|
int32_t do_wifi_stop_supplicant(int32_t) {
|
||
|
USE_DLFUNC(wifi_stop_supplicant)
|
||
|
return wifi_stop_supplicant();
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_connect_to_supplicant, int32_t, )
|
||
|
int32_t do_wifi_connect_to_supplicant(const char* iface) {
|
||
|
USE_DLFUNC(wifi_connect_to_supplicant)
|
||
|
return wifi_connect_to_supplicant();
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_close_supplicant_connection, void, )
|
||
|
void do_wifi_close_supplicant_connection(const char* iface) {
|
||
|
USE_DLFUNC(wifi_close_supplicant_connection)
|
||
|
return wifi_close_supplicant_connection();
|
||
|
}
|
||
|
};
|
||
|
|
||
|
// JB implementation.
|
||
|
// We only redefine the methods that have a different signature than on ICS.
|
||
|
class JBWpaSupplicantImpl : public ICSWpaSupplicantImpl
|
||
|
{
|
||
|
public:
|
||
|
DEFINE_DLFUNC(wifi_wait_for_event, int32_t, const char*, char*, size_t)
|
||
|
int32_t do_wifi_wait_for_event(const char* iface, char* buf, size_t len) {
|
||
|
USE_DLFUNC(wifi_wait_for_event)
|
||
|
return wifi_wait_for_event(iface, buf, len);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_command, int32_t, const char*, const char*, char*, size_t*)
|
||
|
int32_t do_wifi_command(const char* iface, const char* cmd, char* buf, size_t* len) {
|
||
|
USE_DLFUNC(wifi_command)
|
||
|
return wifi_command(iface, cmd, buf, len);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_start_supplicant, int32_t, int32_t)
|
||
|
int32_t do_wifi_start_supplicant(int32_t arg) {
|
||
|
USE_DLFUNC(wifi_start_supplicant)
|
||
|
return wifi_start_supplicant(arg);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_stop_supplicant, int32_t, int32_t)
|
||
|
int32_t do_wifi_stop_supplicant(int32_t arg) {
|
||
|
USE_DLFUNC(wifi_stop_supplicant)
|
||
|
return wifi_stop_supplicant(arg);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_connect_to_supplicant, int32_t, const char*)
|
||
|
int32_t do_wifi_connect_to_supplicant(const char* iface) {
|
||
|
USE_DLFUNC(wifi_connect_to_supplicant)
|
||
|
return wifi_connect_to_supplicant(iface);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_close_supplicant_connection, void, const char*)
|
||
|
void do_wifi_close_supplicant_connection(const char* iface) {
|
||
|
USE_DLFUNC(wifi_close_supplicant_connection)
|
||
|
wifi_close_supplicant_connection(iface);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
// KK implementation.
|
||
|
// We only redefine the methods that have a different signature than on ICS.
|
||
|
class KKWpaSupplicantImpl : public ICSWpaSupplicantImpl
|
||
|
{
|
||
|
public:
|
||
|
DEFINE_DLFUNC(wifi_start_supplicant, int32_t, int32_t)
|
||
|
int32_t do_wifi_start_supplicant(int32_t arg) {
|
||
|
USE_DLFUNC(wifi_start_supplicant)
|
||
|
return wifi_start_supplicant(arg);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_stop_supplicant, int32_t, int32_t)
|
||
|
int32_t do_wifi_stop_supplicant(int32_t arg) {
|
||
|
USE_DLFUNC(wifi_stop_supplicant)
|
||
|
return wifi_stop_supplicant(arg);
|
||
|
}
|
||
|
|
||
|
DEFINE_DLFUNC(wifi_command, int32_t, const char*, char*, size_t*)
|
||
|
int32_t do_wifi_command(const char* iface, const char* cmd, char* buf, size_t* len) {
|
||
|
char command[COMMAND_SIZE];
|
||
|
if (!strcmp(iface, "p2p0")) {
|
||
|
// Commands for p2p0 interface don't need prefix
|
||
|
PR_snprintf(command, COMMAND_SIZE, "%s", cmd);
|
||
|
}
|
||
|
else {
|
||
|
PR_snprintf(command, COMMAND_SIZE, "IFNAME=%s %s", iface, cmd);
|
||
|
}
|
||
|
USE_DLFUNC(wifi_command)
|
||
|
return wifi_command(command, buf, len);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
// Concrete class to use to access the wpa supplicant.
|
||
|
WpaSupplicant::WpaSupplicant()
|
||
|
{
|
||
|
char propVersion[PROPERTY_VALUE_MAX];
|
||
|
property_get("ro.build.version.sdk", propVersion, "0");
|
||
|
mSdkVersion = strtol(propVersion, nullptr, 10);
|
||
|
|
||
|
if (mSdkVersion < 16) {
|
||
|
mImpl = new ICSWpaSupplicantImpl();
|
||
|
} else if (mSdkVersion < 19) {
|
||
|
mImpl = new JBWpaSupplicantImpl();
|
||
|
} else {
|
||
|
mImpl = new KKWpaSupplicantImpl();
|
||
|
}
|
||
|
mWifiHotspotUtils = new WifiHotspotUtils();
|
||
|
};
|
||
|
|
||
|
void WpaSupplicant::WaitForEvent(nsAString& aEvent, const nsCString& aInterface)
|
||
|
{
|
||
|
CHECK_HWLIB()
|
||
|
|
||
|
char buffer[BUFFER_SIZE];
|
||
|
int32_t ret = mImpl->do_wifi_wait_for_event(aInterface.get(), buffer, BUFFER_SIZE);
|
||
|
CheckBuffer(buffer, ret, aEvent);
|
||
|
}
|
||
|
|
||
|
#define GET_CHAR(prop) NS_ConvertUTF16toUTF8(aOptions.prop).get()
|
||
|
|
||
|
/**
|
||
|
* Make a subnet mask.
|
||
|
*/
|
||
|
uint32_t WpaSupplicant::MakeMask(uint32_t len) {
|
||
|
uint32_t mask = 0;
|
||
|
for (uint32_t i = 0; i < len; ++i) {
|
||
|
mask |= (0x80000000 >> i);
|
||
|
}
|
||
|
return ntohl(mask);
|
||
|
}
|
||
|
|
||
|
bool WpaSupplicant::ExecuteCommand(CommandOptions aOptions,
|
||
|
WifiResultOptions& aResult,
|
||
|
const nsCString& aInterface)
|
||
|
{
|
||
|
CHECK_HWLIB(false)
|
||
|
|
||
|
if (!mWifiHotspotUtils->GetSharedLibrary()) {
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
// Always correlate the opaque ids.
|
||
|
aResult.mId = aOptions.mId;
|
||
|
|
||
|
if (aOptions.mCmd.EqualsLiteral("command")) {
|
||
|
size_t len = BUFFER_SIZE - 1;
|
||
|
char buffer[BUFFER_SIZE];
|
||
|
NS_ConvertUTF16toUTF8 request(aOptions.mRequest);
|
||
|
aResult.mStatus = mImpl->do_wifi_command(aInterface.get(), request.get(), buffer, &len);
|
||
|
nsString value;
|
||
|
if (aResult.mStatus == 0) {
|
||
|
if (buffer[len - 1] == '\n') { // remove trailing new lines.
|
||
|
len--;
|
||
|
}
|
||
|
buffer[len] = '\0';
|
||
|
CheckBuffer(buffer, len, value);
|
||
|
}
|
||
|
aResult.mReply = value;
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("close_supplicant_connection")) {
|
||
|
mImpl->do_wifi_close_supplicant_connection(aInterface.get());
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("load_driver")) {
|
||
|
aResult.mStatus = mImpl->do_wifi_load_driver();
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("unload_driver")) {
|
||
|
aResult.mStatus = mImpl->do_wifi_unload_driver();
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("start_supplicant")) {
|
||
|
aResult.mStatus = mImpl->do_wifi_start_supplicant(GetWifiP2pSupported() ? 1 : 0);
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("stop_supplicant")) {
|
||
|
aResult.mStatus = mImpl->do_wifi_stop_supplicant(0);
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("connect_to_supplicant")) {
|
||
|
aResult.mStatus = mImpl->do_wifi_connect_to_supplicant(aInterface.get());
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("hostapd_command")) {
|
||
|
size_t len = BUFFER_SIZE - 1;
|
||
|
char buffer[BUFFER_SIZE];
|
||
|
NS_ConvertUTF16toUTF8 request(aOptions.mRequest);
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_hostapd_command(request.get(),
|
||
|
buffer,
|
||
|
&len);
|
||
|
nsString value;
|
||
|
if (aResult.mStatus == 0) {
|
||
|
if (buffer[len - 1] == '\n') { // remove trailing new lines.
|
||
|
len--;
|
||
|
}
|
||
|
buffer[len] = '\0';
|
||
|
CheckBuffer(buffer, len, value);
|
||
|
}
|
||
|
aResult.mReply = value;
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("hostapd_get_stations")) {
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_hostapd_get_stations();
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("connect_to_hostapd")) {
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_connect_to_hostapd();
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("close_hostapd_connection")) {
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_close_hostapd_connection();
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("hostapd_command")) {
|
||
|
size_t len = BUFFER_SIZE - 1;
|
||
|
char buffer[BUFFER_SIZE];
|
||
|
NS_ConvertUTF16toUTF8 request(aOptions.mRequest);
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_hostapd_command(request.get(),
|
||
|
buffer,
|
||
|
&len);
|
||
|
nsString value;
|
||
|
if (aResult.mStatus == 0) {
|
||
|
if (buffer[len - 1] == '\n') { // remove trailing new lines.
|
||
|
len--;
|
||
|
}
|
||
|
buffer[len] = '\0';
|
||
|
CheckBuffer(buffer, len, value);
|
||
|
}
|
||
|
aResult.mReply = value;
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("hostapd_get_stations")) {
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_hostapd_get_stations();
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("connect_to_hostapd")) {
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_connect_to_hostapd();
|
||
|
} else if (aOptions.mCmd.EqualsLiteral("close_hostapd_connection")) {
|
||
|
aResult.mStatus = mWifiHotspotUtils->do_wifi_close_hostapd_connection();
|
||
|
|
||
|
} else {
|
||
|
NS_WARNING("WpaSupplicant::ExecuteCommand : Unknown command");
|
||
|
printf_stderr("WpaSupplicant::ExecuteCommand : Unknown command: %s",
|
||
|
NS_ConvertUTF16toUTF8(aOptions.mCmd).get());
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
// Checks the buffer and do the utf processing.
|
||
|
void
|
||
|
WpaSupplicant::CheckBuffer(char* buffer, int32_t length,
|
||
|
nsAString& aEvent)
|
||
|
{
|
||
|
if (length <= 0 || length >= (BUFFER_SIZE - 1)) {
|
||
|
NS_WARNING("WpaSupplicant::CheckBuffer: Invalid buffer length");
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
if (mSdkVersion < 18) {
|
||
|
buffer[length] = 0;
|
||
|
LossyConvertUTF8toUTF16(buffer, length, aEvent);
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
// After Android JB4.3, the SSIDs have been converted into printable form.
|
||
|
// In most of cases, SSIDs do not use unprintable characters, but IEEE 802.11
|
||
|
// standard does not limit the used character set, so anything could be used
|
||
|
// in an SSID. Convert it to raw data form here.
|
||
|
char bytesBuffer[BUFFER_SIZE];
|
||
|
uint32_t bytes = convertToBytes(bytesBuffer, length, buffer);
|
||
|
if (bytes <= 0 || bytes >= BUFFER_SIZE) {
|
||
|
NS_WARNING("WpaSupplicant::CheckBuffer: Invalid bytesbuffer length");
|
||
|
return;
|
||
|
}
|
||
|
bytesBuffer[bytes] = 0;
|
||
|
LossyConvertUTF8toUTF16(bytesBuffer, bytes, aEvent);
|
||
|
}
|