Merge branch 'master' into Android64Serial

.travis.yml

@@ -23,8 +23,7 @@ matrix:
           env: SPEC=linux-g++-64 CONFIG=debug
           services: xvfb
           sudo: required
-        - os: android
-          dist: trusty
+        - dist: trusty
           language: android
           env: SPEC=android-g++ CONFIG=installer
           sudo: false

ChangeLog.md

@@ -6,6 +6,7 @@ Note: This file only contains high level features or important fixes.
 
 ### 3.6.0 - Daily Build
 
+* Compass Instrument: Add indicators for Home, COG and Next Waypoint headings.
 * Log Replay: Support changing speed of playback
 * Basic object avoidance added to vehicles.
 * Added ability to set a joystick button to be single action or repeated action while the button is held down.

QGCCommon.pri

@@ -3,7 +3,7 @@
 # Please see our website at <http://qgroundcontrol.org>
 # Maintainer:
 # Lorenz Meier <lm@inf.ethz.ch>
-# (c) 2009-2014 QGroundControl Developers
+# (c) 2009-2019 QGroundControl Developers
 # License terms set in COPYING.md
 # -------------------------------------------------
 
@@ -21,6 +21,7 @@ linux {
         message("Linux build")
         CONFIG  += LinuxBuild
         DEFINES += __STDC_LIMIT_MACROS
+        DEFINES += QGC_ENABLE_NFC RW_SUPPORT
         DEFINES += QGC_GST_TAISYNC_ENABLED
         DEFINES += QGC_GST_MICROHARD_ENABLED 
         linux-clang {
@@ -133,14 +134,15 @@ exists ($$PWD/.git) {
     contains(GIT_DESCRIBE, v[0-9]+.[0-9]+.[0-9]+) {
         # release version "vX.Y.Z"
         GIT_VERSION = $${GIT_DESCRIBE}
+        VERSION      = $$replace(GIT_DESCRIBE, "v", "")
+        VERSION      = $$replace(VERSION, "-", ".")
+        VERSION      = $$section(VERSION, ".", 0, 3)
     } else {
         # development version "Development branch:sha date"
         GIT_VERSION = "Development $${GIT_BRANCH}:$${GIT_HASH} $${GIT_TIME}"
+        VERSION         = 0.0.0
     }
 
-    VERSION      = $$replace(GIT_DESCRIBE, "v", "")
-    VERSION      = $$replace(VERSION, "-", ".")
-    VERSION      = $$section(VERSION, ".", 0, 3)
     MacBuild {
         MAC_VERSION  = $$section(VERSION, ".", 0, 2)
         MAC_BUILD    = $$section(VERSION, ".", 3, 3)
@@ -255,6 +257,10 @@ ReleaseBuild {
     }
 
     WindowsBuild {
+        *msvc* { # visual studio spec filter
+            # Run compilation using VS compiler using multiple threads
+            QMAKE_CXXFLAGS += -MP
+        }
         # Enable function level linking and enhanced optimized debugging
         QMAKE_CFLAGS_RELEASE   += /Gy /Zo
         QMAKE_CXXFLAGS_RELEASE += /Gy /Zo

QGCExternalLibs.pri

@@ -92,6 +92,20 @@ exists($$MAVLINKPATH/common) {
 INCLUDEPATH += libs/eigen
 DEFINES += NOMINMAX
 
+# Pairing
+MacBuild {
+    #- Pairing is generally not supported on macOS. This is here solely for development.
+    exists(/usr/local/Cellar/openssl/1.0.2s/include) {
+        INCLUDEPATH += /usr/local/Cellar/openssl/1.0.2s/include
+        LIBS += -L/usr/local/Cellar/openssl/1.0.2s/lib
+        LIBS += -lcrypto -lz
+    } else {
+        DEFINES += QGC_DISABLE_PAIRING
+    }
+} else {
+    LIBS += -lcrypto -lz
+}
+
 #
 # [REQUIRED] shapelib library
 INCLUDEPATH += libs/shapelib
@@ -115,28 +129,38 @@ MacBuild {
     PKGCONFIG = sdl2
 } else:WindowsBuild {
     INCLUDEPATH += $$BASEDIR/libs/lib/sdl2/msvc/include
+    INCLUDEPATH += $$BASEDIR/libs/zlib/Windows/include
 
     contains(QT_ARCH, i386) {
+        INCLUDEPATH += $$BASEDIR/libs/OpenSSL/Windows/x86/include
         LIBS += -L$$BASEDIR/libs/lib/sdl2/msvc/lib/x86
+        LIBS += -L$$BASEDIR/libs/OpenSSL/Windows/x86/lib
     } else {
+        INCLUDEPATH += $$BASEDIR/libs/OpenSSL/Windows/x64/include
         LIBS += -L$$BASEDIR/libs/lib/sdl2/msvc/lib/x64
+        LIBS += -L$$BASEDIR/libs/OpenSSL/Windows/x64/lib
     }
+    LIBS += -L$$BASEDIR/libs/zlib/Windows/libs
     LIBS += \
         -lSDL2main \
-        -lSDL2
+        -lSDL2 \
+		-lz \
+		-llibeay32
 }
 
 AndroidBuild {
     contains(QT_ARCH, arm) {
-        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/AndroidOpenSSL/arch-armeabi-v7a/lib/libcrypto.so
-        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/AndroidOpenSSL/arch-armeabi-v7a/lib/libssl.so
+        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/OpenSSL/Android/arch-armeabi-v7a/lib/libcrypto.so
+        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/OpenSSL/Android/arch-armeabi-v7a/lib/libssl.so
+        LIBS += $$ANDROID_EXTRA_LIBS
+        INCLUDEPATH += $$BASEDIR/libs/OpenSSL/Android/arch-armeabi-v7a/include
     } else:contains(QT_ARCH, arm64) {
         # Haven't figured out how to get 64 bit arm OpenSLL yet. This means things like terrain queries will not qork.
-        #ANDROID_EXTRA_LIBS += $$BASEDIR/libs/AndroidOpenSSL/arch-armeabi-v7a/lib/libcrypto.so
-        #ANDROID_EXTRA_LIBS += $$BASEDIR/libs/AndroidOpenSSL/arch-armeabi-v7a/lib/libssl.so
     } else {
-        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/AndroidOpenSSL/arch-x86/lib/libcrypto.so
-        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/AndroidOpenSSL/arch-x86/lib/libssl.so
+        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/OpenSSL/Android/arch-x86/lib/libcrypto.so
+        ANDROID_EXTRA_LIBS += $$BASEDIR/libs/OpenSSL/Android/arch-x86/lib/libssl.so
+        LIBS += $$ANDROID_EXTRA_LIBS
+        INCLUDEPATH += $$BASEDIR/libs/OpenSSL/Android/arch-x86/include
     }
 }
 
@@ -169,7 +193,7 @@ contains (DEFINES, DISABLE_AIRMAP) {
 } else {
     AIRMAPD_PATH    = $$PWD/libs/airmapd
     AIRMAP_QT_PATH  = Qt.$${QT_MAJOR_VERSION}.$${QT_MINOR_VERSION}
-    message(Looking for Airmap in $$AIRMAP_QT_PATH)
+    message('Looking for Airmap in folder "$${AIRMAPD_PATH}", variant: "$$AIRMAP_QT_PATH"')
     MacBuild {
         exists($${AIRMAPD_PATH}/macOS/$$AIRMAP_QT_PATH) {
             message("Including support for AirMap for macOS")

QGCInstaller.pri

@@ -43,13 +43,13 @@ installer {
         QMAKE_POST_LINK += && rm /tmp/tmp.dmg
     }
     WindowsBuild {
-        QMAKE_POST_LINK += $$escape_expand(\\n) cd $$BASEDIR_WIN && $$quote("\"C:\\Program Files \(x86\)\\NSIS\\makensis.exe\"" /DINSTALLER_ICON="\"$${QGC_INSTALLER_ICON}\"" /DHEADER_BITMAP="\"$${QGC_INSTALLER_HEADER_BITMAP}\"" /DAPPNAME="\"$${QGC_APP_NAME}\"" /DEXENAME="\"$${TARGET}\"" /DORGNAME="\"$${QGC_ORG_NAME}\"" /DDESTDIR=$${DESTDIR} /NOCD "\"/XOutFile $${DESTDIR_WIN}\\$${TARGET}-installer.exe\"" "$$BASEDIR_WIN\\deploy\\qgroundcontrol_installer.nsi")
+        QMAKE_POST_LINK += $$escape_expand(\\n) cd $$BASEDIR_WIN && $$quote("\"C:\\Program Files \(x86\)\\NSIS\\makensis.exe\"" $$(QGC_NSIS_INSTALLER_PARAMETERS) /DINSTALLER_ICON="\"$${QGC_INSTALLER_ICON}\"" /DHEADER_BITMAP="\"$${QGC_INSTALLER_HEADER_BITMAP}\"" /DAPPNAME="\"$${QGC_APP_NAME}\"" /DEXENAME="\"$${TARGET}\"" /DORGNAME="\"$${QGC_ORG_NAME}\"" /DDESTDIR=$${DESTDIR} /NOCD "\"/XOutFile $${DESTDIR_WIN}\\$${TARGET}-installer.exe\"" "$$BASEDIR_WIN\\deploy\\qgroundcontrol_installer.nsi")
         OTHER_FILES += deploy/qgroundcontrol_installer.nsi
     }
     LinuxBuild {
         #-- TODO: This uses hardcoded paths. It should use $${DESTDIR}
         QMAKE_POST_LINK += && mkdir -p release/package
-        QMAKE_POST_LINK += && tar -cjf release/package/QGroundControl.tar.bz2 release --exclude='package' --transform 's/release/qgroundcontrol/'
+        QMAKE_POST_LINK += && tar --warning=no-file-changed -cjf release/package/QGroundControl.tar.bz2 release --exclude='package' --transform 's/release/qgroundcontrol/'
     }
     AndroidBuild {
         #-- TODO: This uses hardcoded paths. It should use $${DESTDIR}

QGCSetup.pri

@@ -87,7 +87,7 @@ WindowsBuild {
     }
 
     DEPLOY_TARGET = $$shell_quote($$shell_path($$DESTDIR_WIN\\$${TARGET}.exe))
-    QMAKE_POST_LINK += $$escape_expand(\\n) $$QT_BIN_DIR\\windeployqt --no-compiler-runtime --qmldir=$${BASEDIR_WIN}\\src $${DEPLOY_TARGET}
+    QMAKE_POST_LINK += $$escape_expand(\\n) $$QT_BIN_DIR\\windeployqt --qmldir=$${BASEDIR_WIN}\\src $${DEPLOY_TARGET}
 }
 
 LinuxBuild {

custom-example/res/CustomCameraControl.qml

@@ -379,22 +379,20 @@ Item {
                             anchors.horizontalCenter: parent.horizontalCenter
                         }
                     }
-                    /*
                     //-----------------------------------------------------------------
                     //-- Recording Time / Images Captured
-                    CustomLabel {
+                    QGCLabel {
                         text:               (_cameraVideoMode && _camera.videoStatus === QGCCameraControl.VIDEO_CAPTURE_STATUS_RUNNING) ? _camera.recordTimeStr : "00:00:00"
                         visible:            _cameraVideoMode
-                        pointSize:          ScreenTools.smallFontPointSize
+                        font.pointSize:     ScreenTools.smallFontPointSize
                         anchors.horizontalCenter: parent.horizontalCenter
                     }
-                    CustomLabel {
+                    QGCLabel {
                         text:               activeVehicle && _cameraPhotoMode ? ('00000' + activeVehicle.cameraTriggerPoints.count).slice(-5) : "00000"
                         visible:            _cameraPhotoMode
-                        pointSize:          ScreenTools.smallFontPointSize
+                        font.pointSize:     ScreenTools.smallFontPointSize
                         anchors.horizontalCenter: parent.horizontalCenter
                     }
-                    */
                     Item {
                         height:     1
                         width:      1

custom-example/res/MainToolbar/CustomMainToolBarIndicators.qml

@@ -34,6 +34,7 @@ Item {
         anchors.left:               parent.left
         QGCColoredImage {
             id:                     menuEdge
+            visible:                !QGroundControl.supportsPairing || !QGroundControl.settingsManager.appSettings.usePairing.rawValue
             anchors.verticalCenter: parent.verticalCenter
             height:                 ScreenTools.defaultFontPixelHeight
             width:                  height
@@ -43,11 +44,19 @@ Item {
             color:                  qgcPal.buttonText
         }
         QGCLabel {
+            visible:                menuEdge.visible
             anchors.verticalCenter: parent.verticalCenter
             text:                   qsTr("Waiting for a vehicle")
             font.pointSize:         ScreenTools.mediumFontPointSize
             font.family:            ScreenTools.demiboldFontFamily
         }
+        Loader {
+            visible:                !menuEdge.visible
+            anchors.top:            parent.top
+            anchors.bottom:         parent.bottom
+            anchors.margins:        _indicatorMargins
+            source:                 "/toolbar/PairingIndicator.qml"
+        }
     }
     //-------------------------------------------------------------------------
     //-- Toolbar Indicators

custom-example/src/CustomPlugin.cc

@@ -224,6 +224,7 @@ CustomPlugin::createRootWindow(QObject *parent)
 bool
 CustomPlugin::adjustSettingMetaData(const QString& settingsGroup, FactMetaData& metaData)
 {
+    bool parentResult = QGCCorePlugin::adjustSettingMetaData(settingsGroup, metaData);
     if (settingsGroup == AppSettings::settingsGroup) {
         if (metaData.name() == AppSettings::appFontPointSizeName) {
         #if defined(Q_OS_LINUX)
@@ -233,10 +234,10 @@ CustomPlugin::adjustSettingMetaData(const QString& settingsGroup, FactMetaData&
         } else if (metaData.name() == AppSettings::indoorPaletteName) {
             QVariant indoorPalette = 1;
             metaData.setRawDefaultValue(indoorPalette);
-            return true;
+            parentResult = true;
         }
     }
-    return true;
+    return parentResult;
 }
 
 const QColor     CustomPlugin::_windowShadeEnabledLightColor("#FFFFFF");

custom-example/src/CustomQuickInterface.cc

@@ -25,6 +25,7 @@
 
 static const char* kGroupName       = "CustomSettings";
 static const char* kShowGimbalCtl   = "ShowGimbalCtl";
+static const char* kShowAttitudeWidget = "ShowAttitudeWidget";
 
 //-----------------------------------------------------------------------------
 CustomQuickInterface::CustomQuickInterface(QObject* parent)
@@ -45,7 +46,8 @@ CustomQuickInterface::init()
 {
     QSettings settings;
     settings.beginGroup(kGroupName);
-    _showGimbalControl = settings.value(kShowGimbalCtl, true).toBool();
+    _showGimbalControl = settings.value(kShowGimbalCtl, false).toBool();
+    _showAttitudeWidget = settings.value(kShowAttitudeWidget, false).toBool();
 }
 
 //-----------------------------------------------------------------------------
@@ -60,3 +62,16 @@ CustomQuickInterface::setShowGimbalControl(bool set)
         emit showGimbalControlChanged();
     }
 }
+
+//-----------------------------------------------------------------------------
+void
+CustomQuickInterface::setShowAttitudeWidget(bool set)
+{
+    if(_showAttitudeWidget != set) {
+        _showAttitudeWidget = set;
+        QSettings settings;
+        settings.beginGroup(kGroupName);
+        settings.setValue(kShowAttitudeWidget,set);
+        emit showAttitudeWidgetChanged();
+    }
+}

custom-example/src/CustomQuickInterface.h

@@ -29,12 +29,20 @@ public:
     CustomQuickInterface(QObject* parent = nullptr);
     ~CustomQuickInterface();
     Q_PROPERTY(bool     showGimbalControl   READ showGimbalControl  WRITE setShowGimbalControl  NOTIFY showGimbalControlChanged)
+    Q_PROPERTY(bool         showAttitudeWidget  READ    showAttitudeWidget WRITE setShowAttitudeWidget NOTIFY showAttitudeWidgetChanged)
 
     bool    showGimbalControl           () { return _showGimbalControl; }
     void    setShowGimbalControl        (bool set);
     void    init                        ();
+
+    bool    showAttitudeWidget      () { return _showAttitudeWidget; }
+    void    setShowAttitudeWidget   (bool set);
+
 signals:
     void    showGimbalControlChanged    ();
+    void    showAttitudeWidgetChanged();
+
 private:
     bool    _showGimbalControl  = true;
+    bool _showAttitudeWidget = false;
 };

custom-example/src/FirmwarePlugin/CustomFirmwarePlugin.cc

@@ -55,6 +55,9 @@ CustomFirmwarePlugin::toolBarIndicators(const Vehicle* vehicle)
 {
     Q_UNUSED(vehicle);
     if(_toolBarIndicatorList.size() == 0) {
+#if defined(QGC_ENABLE_PAIRING)
+        _toolBarIndicatorList.append(QVariant::fromValue(QUrl::fromUserInput("qrc:/toolbar/PairingIndicator.qml")));
+#endif
         _toolBarIndicatorList.append(QVariant::fromValue(QUrl::fromUserInput("qrc:/toolbar/GPSIndicator.qml")));
         _toolBarIndicatorList.append(QVariant::fromValue(QUrl::fromUserInput("qrc:/toolbar/TelemetryRSSIIndicator.qml")));
         _toolBarIndicatorList.append(QVariant::fromValue(QUrl::fromUserInput("qrc:/toolbar/RCRSSIIndicator.qml")));

libs/OpenSSL/Android/arch-armeabi-v7a/include/openssl/aes.h

+/* crypto/aes/aes.h */
+/* ====================================================================
+ * Copyright (c) 1998-2002 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ */
+
+#ifndef HEADER_AES_H
+# define HEADER_AES_H
+
+# include <openssl/opensslconf.h>
+
+# ifdef OPENSSL_NO_AES
+#  error AES is disabled.
+# endif
+
+# include <stddef.h>
+
+# define AES_ENCRYPT     1
+# define AES_DECRYPT     0
+
+/*
+ * Because array size can't be a const in C, the following two are macros.
+ * Both sizes are in bytes.
+ */
+# define AES_MAXNR 14
+# define AES_BLOCK_SIZE 16
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+/* This should be a hidden type, but EVP requires that the size be known */
+struct aes_key_st {
+# ifdef AES_LONG
+    unsigned long rd_key[4 * (AES_MAXNR + 1)];
+# else
+    unsigned int rd_key[4 * (AES_MAXNR + 1)];
+# endif
+    int rounds;
+};
+typedef struct aes_key_st AES_KEY;
+
+const char *AES_options(void);
+
+int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
+                        AES_KEY *key);
+int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
+                        AES_KEY *key);
+
+int private_AES_set_encrypt_key(const unsigned char *userKey, const int bits,
+                                AES_KEY *key);
+int private_AES_set_decrypt_key(const unsigned char *userKey, const int bits,
+                                AES_KEY *key);
+
+void AES_encrypt(const unsigned char *in, unsigned char *out,
+                 const AES_KEY *key);
+void AES_decrypt(const unsigned char *in, unsigned char *out,
+                 const AES_KEY *key);
+
+void AES_ecb_encrypt(const unsigned char *in, unsigned char *out,
+                     const AES_KEY *key, const int enc);
+void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
+                     size_t length, const AES_KEY *key,
+                     unsigned char *ivec, const int enc);
+void AES_cfb128_encrypt(const unsigned char *in, unsigned char *out,
+                        size_t length, const AES_KEY *key,
+                        unsigned char *ivec, int *num, const int enc);
+void AES_cfb1_encrypt(const unsigned char *in, unsigned char *out,
+                      size_t length, const AES_KEY *key,
+                      unsigned char *ivec, int *num, const int enc);
+void AES_cfb8_encrypt(const unsigned char *in, unsigned char *out,
+                      size_t length, const AES_KEY *key,
+                      unsigned char *ivec, int *num, const int enc);
+void AES_ofb128_encrypt(const unsigned char *in, unsigned char *out,
+                        size_t length, const AES_KEY *key,
+                        unsigned char *ivec, int *num);
+void AES_ctr128_encrypt(const unsigned char *in, unsigned char *out,
+                        size_t length, const AES_KEY *key,
+                        unsigned char ivec[AES_BLOCK_SIZE],
+                        unsigned char ecount_buf[AES_BLOCK_SIZE],
+                        unsigned int *num);
+/* NB: the IV is _two_ blocks long */
+void AES_ige_encrypt(const unsigned char *in, unsigned char *out,
+                     size_t length, const AES_KEY *key,
+                     unsigned char *ivec, const int enc);
+/* NB: the IV is _four_ blocks long */
+void AES_bi_ige_encrypt(const unsigned char *in, unsigned char *out,
+                        size_t length, const AES_KEY *key,
+                        const AES_KEY *key2, const unsigned char *ivec,
+                        const int enc);
+
+int AES_wrap_key(AES_KEY *key, const unsigned char *iv,
+                 unsigned char *out,
+                 const unsigned char *in, unsigned int inlen);
+int AES_unwrap_key(AES_KEY *key, const unsigned char *iv,
+                   unsigned char *out,
+                   const unsigned char *in, unsigned int inlen);
+
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif                          /* !HEADER_AES_H */

libs/OpenSSL/Android/arch-armeabi-v7a/include/openssl/blowfish.h

+/* crypto/bf/blowfish.h */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *