Initial commit

.gitignore

@@ -0,0 +1,25 @@
+# SPDX-FileCopyrightText: 2022 Paul Schaub <info@pgpainless.org>
+#
+# SPDX-License-Identifier: CC0-1.0
+
+.idea
+.gradle
+
+out/
+build/
+bin/
+libs/
+
+*.iws
+*.iml
+*.ipr
+*.class
+*.log
+*.jar
+
+gradle.properties
+!gradle-wrapper.jar
+
+.classpath
+.project
+.settings/

build.gradle

@@ -0,0 +1,29 @@
+plugins {
+    id 'application'
+}
+
+group 'org.pgpainless'
+version '0.1.0-SNAPSHOT'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
+
+    // CLI
+    implementation 'info.picocli:picocli:4.6.3'
+
+    // PGPainless
+    implementation "org.pgpainless:pgpainless-core:1.1.2"
+}
+
+application {
+    mainClass = 'org.pgpainless.pgpeasy.PGPeasy'
+}
+
+test {
+    useJUnitPlatform()
+}

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.1-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

gradlew

@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# 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
+#
+#      https://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.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MSYS* | MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"

gradlew.bat

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+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

settings.gradle

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+rootProject.name = 'pgpeasy'
+

src/main/java/org/pgpainless/pgpeasy/PGPeasy.java

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+package org.pgpainless.pgpeasy;
+
+import org.pgpainless.pgpeasy.commands.Cert;
+import org.pgpainless.pgpeasy.commands.Decrypt;
+import org.pgpainless.pgpeasy.commands.Encrypt;
+import org.pgpainless.pgpeasy.commands.Key;
+import org.pgpainless.pgpeasy.commands.Packet;
+import org.pgpainless.pgpeasy.commands.Sign;
+import org.pgpainless.pgpeasy.commands.Verify;
+import org.pgpainless.pgpeasy.commands.WKD;
+import org.pgpainless.pgpeasy.commands.WOT;
+import picocli.AutoComplete;
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        subcommands = {
+                Encrypt.class,
+                Decrypt.class,
+                Sign.class,
+                Verify.class,
+                Key.class,
+                Cert.class,
+                Packet.class,
+                WKD.class,
+                WOT.class,
+                CommandLine.HelpCommand.class,
+                AutoComplete.GenerateCompletion.class
+        }
+)
+public class PGPeasy {
+
+    public static void main(String[] args) {
+        int exitCode = execute(args);
+        if (exitCode != 0) {
+            System.exit(exitCode);
+        }
+    }
+
+    public static int execute(String[] args) {
+        return new CommandLine(PGPeasy.class)
+                .setCommandName("pgpeasy")
+                // .setExecutionExceptionHandler(new SOPExecutionExceptionHandler())
+                // .setExitCodeExceptionMapper(new SOPExceptionExitCodeMapper())
+                .setCaseInsensitiveEnumValuesAllowed(true)
+                .execute(args);
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/Cert.java

@@ -0,0 +1,21 @@
+package org.pgpainless.pgpeasy.commands;
+
+import org.pgpainless.pgpeasy.commands.cert.Certify;
+import org.pgpainless.pgpeasy.commands.key.ExtractCert;
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "cert",
+        description = "Execute operations related to OpenPGP certificates",
+        subcommands = {
+                ExtractCert.class,
+                Certify.class
+        }
+)
+public class Cert implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/Decrypt.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "decrypt",
+        description = "Decrypt a message"
+)
+public class Decrypt implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/Encrypt.java

@@ -0,0 +1,14 @@
+package org.pgpainless.pgpeasy.commands;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "encrypt",
+        description = "Encrypt a message"
+)
+public class Encrypt implements Runnable {
+    @Override
+    public void run() {
+        System.out.println("Not yet implemented.");
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/Key.java

@@ -0,0 +1,21 @@
+package org.pgpainless.pgpeasy.commands;
+
+import org.pgpainless.pgpeasy.commands.key.ExtractCert;
+import org.pgpainless.pgpeasy.commands.key.Generate;
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "key",
+        description = "Operations related to secret keys",
+        subcommands = {
+                ExtractCert.class,
+                Generate.class,
+        }
+)
+public class Key implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/Packet.java

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+package org.pgpainless.pgpeasy.commands;
+
+import org.pgpainless.pgpeasy.commands.packet.Join;
+import org.pgpainless.pgpeasy.commands.packet.Split;
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "packet",
+        description = "Operations on OpenPGP packets",
+        subcommands = {
+                Split.class,
+                Join.class
+        }
+)
+public class Packet implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/Sign.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "sign",
+        description = "Sign a message"
+)
+public class Sign implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/Verify.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "verify",
+        description = "Verify a signed message."
+)
+public class Verify implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/WKD.java

@@ -0,0 +1,19 @@
+package org.pgpainless.pgpeasy.commands;
+
+import org.pgpainless.pgpeasy.commands.wkd.Fetch;
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "wkd",
+        description = "Interact with the Web Key Directory",
+        subcommands = {
+                Fetch.class,
+        }
+)
+public class WKD implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/WOT.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "wot",
+        description = "Interact with the Web of Trust"
+)
+public class WOT implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/cert/Certify.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands.cert;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "certify",
+        description = "Create a signature on a certificate."
+)
+public class Certify implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/key/ExtractCert.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands.key;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "extract",
+        description = "Extract a certificate from a secret key"
+)
+public class ExtractCert implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/key/Generate.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands.key;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "generate",
+        description = "Generate a new OpenPGP key"
+)
+public class Generate implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/packet/Join.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands.packet;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "join",
+        description = "Join a sequence of loose OpenPGP packets together"
+)
+public class Join implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/packet/Split.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands.packet;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "split",
+        description = "Split an OpenPGP message into individual packets"
+)
+public class Split implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}

src/main/java/org/pgpainless/pgpeasy/commands/wkd/Fetch.java

@@ -0,0 +1,15 @@
+package org.pgpainless.pgpeasy.commands.wkd;
+
+import picocli.CommandLine;
+
+@CommandLine.Command(
+        name = "fetch",
+        description = "Fetch a certificate from the Web Key Directory"
+)
+public class Fetch implements Runnable {
+
+    @Override
+    public void run() {
+
+    }
+}