Moved Android library project to packages/

examples/cpp/ipv4simple/ipv4server.cpp

@@ -52,7 +52,7 @@ int main(int argc, char **argv)
 	std::string nwidstr   = argv[2];
 	int bind_port         = atoi(argv[3]);
 	int w=0, r=0, err=0, sockfd, accfd;
-	char rbuf[32];
+	char rbuf[1000];
 	memset(rbuf, 0, sizeof rbuf);
 
 	struct sockaddr_in in4, acc_in4;
@@ -90,11 +90,25 @@ int main(int argc, char **argv)
 	zts_getpeername(accfd, (struct sockaddr*)&acc_in4, &peer_addrlen);
 	printf("accepted connection from %s : %d\n", inet_ntoa(acc_in4.sin_addr), ntohs(acc_in4.sin_port));
 
+	int tot = 0;
 	printf("reading from client...\n");
+	while(true) {
+		memset(rbuf, 0, sizeof rbuf);
+		if (tot == 500000)
+		{
+			break;
+		}
 		r = zts_read(accfd, rbuf, sizeof rbuf);
+		printf("r=%d\n", r);
+		printf("Received : %s\n", rbuf);
+		tot+= r;
+		printf("tot=%d\n", tot);
+	}
+	printf("tot=%d\n", tot);
 
 	printf("sending to client...\n");
 	w = zts_write(accfd, rbuf, strlen(rbuf));
+	printf("w=%d\n", r);
 
 	printf("Received : %s\n", rbuf);
 

examples/java/com/zerotier/libzt/ZeroTier.java

@@ -68,12 +68,12 @@ public class ZeroTier {
     public native int close(int fd);
     public native int setsockopt(int fd, int level, int optname, int optval, int optlen);
     public native int getsockopt(int fd, int level, int optname, int optval, int optlen);
-    public native int sendto(int fd, byte[] buf, int len, int flags, ZTSocketAddress addr);
+    public native int sendto(int fd, byte[] buf, int flags, ZTSocketAddress addr);
-    public native int send(int fd, byte[] buf, int len, int flags);
+    public native int send(int fd, byte[] buf, int flags);
-    public native int recv(int fd, byte[] buf, int len, int flags);
+    public native int recv(int fd, byte[] buf, int flags);
-    public native int recvfrom(int fd, byte[] buf, int len, int flags, ZTSocketAddress addr);
+    public native int recvfrom(int fd, byte[] buf, int flags, ZTSocketAddress addr);
-    public native int read(int fd, byte[] buf, int len);
+    public native int read(int fd, byte[] buf);
-    public native int write(int fd, byte[] buf, int len);
+    public native int write(int fd, byte[] buf);
     public native int shutdown(int fd, int how);
     public native boolean getsockname(int fd, ZTSocketAddress addr);
     public native int getpeername(int fd, ZTSocketAddress addr);

packages/README.md

@@ -0,0 +1,9 @@
+### Projects and scripts for building various packages
+
+### Android
+
+Pre-built binaries can be found [here]() 
+
+This android project builds from the root `CMakeLists.txt` and generates a `.aar` Android Archive which can be imported into an Android Studio project as a library. An example of this library's usage can be found in [examples/android](examples/android). Further examples of the libzt JNI API can be seen in [examples/java](examples/java). 
+
+### PyPI

packages/android/app/build.gradle

@@ -1,9 +1,8 @@
-apply plugin: 'com.android.application'
+apply plugin: 'com.android.library'
 
 android {
     compileSdkVersion 28
     defaultConfig {
-        applicationId "com.example.zerotier"
         minSdkVersion 21
         targetSdkVersion 28
         versionCode 1
@@ -14,6 +13,11 @@ android {
                 cppFlags ""
             }
         }
+        ndk {
+            // Tells Gradle to build outputs for the following ABIs and package
+            // them into your APK.
+            abiFilters 'armeabi-v7a'
+        }
     }
     buildTypes {
         release {
@@ -23,7 +27,7 @@ android {
     }
     externalNativeBuild {
         cmake {
-            path "/Users/joseph/op/zt/neolibzt/CMakeLists.txt"
+            path "../../../CMakeLists.txt"
         }
     }
 }

packages/android/app/src/main/java/ZTFDSet.java

@@ -0,0 +1,54 @@
+/*
+ * ZeroTier SDK - Network Virtualization Everywhere
+ * Copyright (C) 2011-2018  ZeroTier, Inc.  https://www.zerotier.com/
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * --
+ *
+ * You can be released from the requirements of the license by purchasing
+ * a commercial license. Buying such a license is mandatory as soon as you
+ * develop commercial closed-source software that incorporates or links
+ * directly against ZeroTier software without disclosing the source code
+ * of your own application.
+ */
+
+package com.zerotier.libzt;
+
+public class ZTFDSet
+{
+	byte[] fds_bits = new byte[1024];
+
+	public void CLR(int fd)
+	{
+		fds_bits[fd] = 0x00;
+	}
+
+	public boolean ISSET(int fd)
+	{
+		return fds_bits[fd] == 0x01;
+	}
+
+	public void SET(int fd)
+	{
+		fds_bits[fd] = 0x01;
+	}
+
+	public void ZERO()
+	{
+		for (int i=0; i<1024; i++) {
+			fds_bits[i] = 0x00;
+		}
+	}
+}

packages/android/app/src/main/java/ZTSocketAddress.java

@@ -24,9 +24,11 @@
  * of your own application.
  */
 
-package zerotier;
+package com.zerotier.libzt;
 
-import java.net.*;
+import com.zerotier.libzt.ZeroTier;
+
+import java.net.InetAddress;
 
 // Designed to transport address information across the JNI boundary
 public class ZTSocketAddress
@@ -34,9 +36,6 @@ public class ZTSocketAddress
     public byte[] _ip6 = new byte[16];
     public byte[] _ip4 = new byte[4];
 
-    public long _ipdata;
-    public long _ipdata_ext;
-
     public int _family;
     public int _port; // Also reused for netmask or prefix
 
@@ -45,7 +44,7 @@ public class ZTSocketAddress
     public ZTSocketAddress(String ipStr, int port)
     {
         if(ipStr.contains(":")) {
-            _family = zerotier.ZeroTier.AF_INET6;
+            _family = ZeroTier.AF_INET6;
             try {
                 InetAddress ip = InetAddress.getByName(ipStr);
                 _ip6 = ip.getAddress();
@@ -53,7 +52,7 @@ public class ZTSocketAddress
             catch (Exception e) { }
         }
         else if(ipStr.contains(".")) {
-            _family = zerotier.ZeroTier.AF_INET;
+            _family = ZeroTier.AF_INET;
             try {
                 InetAddress ip = InetAddress.getByName(ipStr);
                 _ip4 = ip.getAddress();
@@ -69,7 +68,7 @@ public class ZTSocketAddress
 
     private String ipString()
     {
-        if (_family == zerotier.ZeroTier.AF_INET) {
+        if (_family == ZeroTier.AF_INET) {
             try {
                 InetAddress inet = InetAddress.getByAddress(_ip4);
                 return "" + inet.getHostAddress();
@@ -77,7 +76,7 @@ public class ZTSocketAddress
                 System.out.println(e);
             }
         }
-        if (_family == zerotier.ZeroTier.AF_INET6) {
+        if (_family == ZeroTier.AF_INET6) {
             try {
                 InetAddress inet = InetAddress.getByAddress(_ip6);
                 return "" + inet.getHostAddress();

packages/android/app/src/main/java/ZeroTier.java

@@ -24,7 +24,7 @@
  * of your own application.
  */
 
-package zerotier;
+package com.zerotier.libzt;
 
 import java.net.*;
 
@@ -68,14 +68,15 @@ public class ZeroTier {
     public native int close(int fd);
     public native int setsockopt(int fd, int level, int optname, int optval, int optlen);
     public native int getsockopt(int fd, int level, int optname, int optval, int optlen);
-    public native int sendto(int fd, byte[] buf, int len, int flags, ZTSocketAddress addr);
+    public native int sendto(int fd, byte[] buf, int flags, ZTSocketAddress addr);
-    public native int send(int fd, byte[] buf, int len, int flags);
+    public native int send(int fd, byte[] buf, int flags);
-    public native int recv(int fd, byte[] buf, int len, int flags);
+    public native int recv(int fd, byte[] buf, int flags);
-    public native int recvfrom(int fd, byte[] buf, int len, int flags, ZTSocketAddress addr);
+    public native int recvfrom(int fd, byte[] buf, int flags, ZTSocketAddress addr);
-    public native int read(int fd, byte[] buf, int len);
+    public native int read(int fd, byte[] buf);
-    public native int write(int fd, byte[] buf, int len);
+    public native int write(int fd, byte[] buf);
     public native int shutdown(int fd, int how);
     public native boolean getsockname(int fd, ZTSocketAddress addr);
     public native int getpeername(int fd, ZTSocketAddress addr);
     public native int fcntl(int sock, int cmd, int flag);
+    public native int select(int nfds, ZTFDSet readfds, ZTFDSet writefds, ZTFDSet exceptfds, int timeout_sec, int timeout_usec);
 }

packages/android/app/src/main/java/com/example/zerotier/MainActivity.java

@@ -4,8 +4,9 @@ import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.widget.TextView;
 
-import zerotier.*;
+import com.zerotier.libzt.ZeroTier;
-import java.net.*;
+import com.zerotier.libzt.ZTSocketAddress;
+import com.zerotier.libzt.ZTFDSet;
 
 public class MainActivity extends AppCompatActivity {