added java example

This commit is contained in:
Joseph Henry
2017-05-04 13:06:39 -07:00
parent 64f2634960
commit 890e32e88b
29 changed files with 673 additions and 75 deletions

View File

@@ -98,7 +98,7 @@ void zts_stop() {
}
}
void zts_join_network(const char * nwid) {
void zts_join(const char * nwid) {
if(zt1Service) {
std::string confFile = zt1Service->givenHomePath() + "/networks.d/" + nwid + ".conf";
if(!ZeroTier::OSUtils::mkdir(ZeroTier::netDir))
@@ -109,7 +109,7 @@ void zts_join_network(const char * nwid) {
}
}
void zts_join_network_soft(const char * filepath, const char * nwid) {
void zts_join_soft(const char * filepath, const char * nwid) {
std::string net_dir = std::string(filepath) + "/networks.d/";
std::string confFile = net_dir + std::string(nwid) + ".conf";
if(!ZeroTier::OSUtils::mkdir(net_dir)) {
@@ -122,12 +122,12 @@ void zts_join_network_soft(const char * filepath, const char * nwid) {
}
}
void zts_leave_network(const char * nwid) {
void zts_leave(const char * nwid) {
if(zt1Service)
zt1Service->leave(nwid);
}
void zts_leave_network_soft(const char * filepath, const char * nwid) {
void zts_leave_soft(const char * filepath, const char * nwid) {
std::string net_dir = std::string(filepath) + "/networks.d/";
ZeroTier::OSUtils::rm((net_dir + nwid + ".conf").c_str());
}
@@ -171,7 +171,7 @@ int zts_get_device_id(char *devID) {
return -1;
}
int zts_service_running() {
int zts_running() {
return !zt1Service ? false : zt1Service->isRunning();
}
@@ -322,10 +322,11 @@ int zts_socket(ZT_SOCKET_SIG) {
DEBUG_INFO();
ZeroTier::_multiplexer_lock.lock();
ZeroTier::Connection *conn = new ZeroTier::Connection();
int err, protocol_version;
int err = 0, protocol_version = 0;
// set up pico_socket
struct pico_socket * psock;
// TODO: check ifdef logic here
#if defined(SDK_IPV4)
protocol_version = PICO_PROTO_IPV4;
#endif
@@ -842,48 +843,68 @@ int zts_write(ZT_WRITE_SIG) {
/* JNI naming convention: Java_PACKAGENAME_CLASSNAME_METHODNAME */
/****************************************************************************/
#if defined(__ANDROID__) || defined(__JNI_LIB__)
#if defined(SDK_JNI)
namespace ZeroTier {
#include <jni.h>
JNIEXPORT int JNICALL Java_zerotier_ZeroTier_ztjni_1start(JNIEnv *env, jobject thisObj, jstring path) {
if(path) {
homeDir = env->GetStringUTFChars(path, NULL);
zts_start(homeDir.c_str());
}
}
// Shuts down ZeroTier service and SOCKS5 Proxy server
JNIEXPORT void JNICALL Java_zerotier_ZeroTier_ztjni_1stop(JNIEnv *env, jobject thisObj) {
if(zt1Service)
zts_stop();
}
// Returns whether the ZeroTier service is running
JNIEXPORT jboolean JNICALL Java_zerotier_ZeroTier_zt_1service_1is_1running(
JNIEXPORT jboolean JNICALL Java_zerotier_ZeroTier_ztjni_1running(
JNIEnv *env, jobject thisObj)
{
return zts_service_is_running();
return zts_running();
}
// Returns path for ZT config/data files
JNIEXPORT jstring JNICALL Java_zerotier_ZeroTier_zt_1get_1homepath(
JNIEXPORT jstring JNICALL Java_zerotier_ZeroTier_ztjni_1homepath(
JNIEnv *env, jobject thisObj)
{
return (*env).NewStringUTF(zts_get_homepath());
// TODO: fix, should copy into given arg
// return (*env).NewStringUTF(zts_get_homepath());
return (*env).NewStringUTF("");
}
// Join a network
JNIEXPORT void JNICALL Java_zerotier_ZeroTier_zt_1join_1network(
JNIEXPORT void JNICALL Java_zerotier_ZeroTier_ztjni_1join(
JNIEnv *env, jobject thisObj, jstring nwid)
{
const char *nwidstr;
if(nwid) {
nwidstr = env->GetStringUTFChars(nwid, NULL);
zts_join_network(nwidstr);
zts_join(nwidstr);
}
}
// Leave a network
JNIEXPORT void JNICALL Java_zerotier_ZeroTier_zt_1leave_1network(
JNIEXPORT void JNICALL Java_zerotier_ZeroTier_ztjni_1leave(
JNIEnv *env, jobject thisObj, jstring nwid)
{
const char *nwidstr;
if(nwid) {
nwidstr = env->GetStringUTFChars(nwid, NULL);
zts_leave_network(nwidstr);
zts_leave(nwidstr);
}
}
// FIXME: Re-implemented to make it play nicer with the C-linkage required for Xcode integrations
// Now only returns first assigned address per network. Shouldn't normally be a problem
JNIEXPORT jobject JNICALL Java_zerotier_ZeroTier_zt_1get_1ipv4_1address(
JNIEXPORT jobject JNICALL Java_zerotier_ZeroTier_ztjni_1get_1ipv4_1address(
JNIEnv *env, jobject thisObj, jstring nwid)
{
const char *nwid_str = env->GetStringUTFChars(nwid, NULL);
char address_string[32];
memset(address_string, 0, 32);
zts_get_ipv4_address(nwid_str, address_string);
zts_get_ipv4_address(nwid_str, address_string, ZT_MAX_IPADDR_LEN);
jclass clazz = (*env).FindClass("java/util/ArrayList");
jobject addresses = (*env).NewObject(clazz, (*env).GetMethodID(clazz, "<init>", "()V"));
jstring _str = (*env).NewStringUTF(address_string);
@@ -891,13 +912,13 @@ int zts_write(ZT_WRITE_SIG) {
return addresses;
}
JNIEXPORT jobject JNICALL Java_zerotier_ZeroTier_zt_1get_1ipv6_1address(
JNIEXPORT jobject JNICALL Java_zerotier_ZeroTier_ztjni_1get_1ipv6_1address(
JNIEnv *env, jobject thisObj, jstring nwid)
{
const char *nwid_str = env->GetStringUTFChars(nwid, NULL);
char address_string[32];
memset(address_string, 0, 32);
zts_get_ipv6_address(nwid_str, address_string);
zts_get_ipv6_address(nwid_str, address_string, ZT_MAX_IPADDR_LEN);
jclass clazz = (*env).FindClass("java/util/ArrayList");
jobject addresses = (*env).NewObject(clazz, (*env).GetMethodID(clazz, "<init>", "()V"));
jstring _str = (*env).NewStringUTF(address_string);
@@ -906,17 +927,173 @@ int zts_write(ZT_WRITE_SIG) {
}
// Returns the device is in integer form
JNIEXPORT jint Java_zerotier_ZeroTier_zt_1get_1device_1id()
JNIEXPORT jint Java_zerotier_ZeroTier_ztjni_1get_1device_1id()
{
return zts_get_device_id(NULL); // TODO
}
// Returns whether the path to an endpoint is currently relayed by a root server
JNIEXPORT jboolean JNICALL Java_zerotier_ZeroTier_zt_1is_1relayed()
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1send(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len, int flags)
{
return 0;
// TODO
// zts_is_relayed();
jbyte *body = (*env).GetByteArrayElements((_jbyteArray *)buf, 0);
char * bufp = (char *)malloc(sizeof(char)*len);
memcpy(bufp, body, len);
(*env).ReleaseByteArrayElements((_jbyteArray *)buf, body, 0);
int written_bytes = zts_write(fd, body, len);
return written_bytes;
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1sendto(
JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len, jint flags, jobject ztaddr)
{
struct sockaddr_in addr;
jclass cls = (*env).GetObjectClass( ztaddr);
jfieldID f = (*env).GetFieldID( cls, "port", "I");
addr.sin_port = htons((*env).GetIntField( ztaddr, f));
f = (*env).GetFieldID( cls, "_rawAddr", "J");
addr.sin_addr.s_addr = (*env).GetLongField( ztaddr, f);
addr.sin_family = AF_INET;
//LOGV("zt_sendto(): fd = %d\naddr = %s\nport=%d", fd, inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));
// TODO: Optimize this
jbyte *body = (*env).GetByteArrayElements((_jbyteArray *)buf, 0);
char * bufp = (char *)malloc(sizeof(char)*len);
memcpy(bufp, body, len);
(*env).ReleaseByteArrayElements((_jbyteArray *)buf, body, 0);
// "connect" and send buffer contents
int sent_bytes = zts_sendto(fd, body, len, flags, (struct sockaddr *)&addr, sizeof(addr));
return sent_bytes;
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1recvfrom(
JNIEnv *env, jobject thisObj, jint fd, jbyteArray buf, jint len, jint flags, jobject ztaddr)
{
struct sockaddr_in addr;
jbyte *body = (*env).GetByteArrayElements( buf, 0);
unsigned char buffer[ZT_SDK_MTU];
int payload_offset = sizeof(int) + sizeof(struct sockaddr_storage);
int rxbytes = zts_recvfrom(fd, &buffer, len, flags, (struct sockaddr *)&addr, (socklen_t *)sizeof(struct sockaddr_storage));
if(rxbytes > 0)
memcpy(body, (jbyte*)buffer + payload_offset, rxbytes);
(*env).ReleaseByteArrayElements( buf, body, 0);
// Update fields of Java ZTAddress object
jfieldID fid;
jclass cls = (*env).GetObjectClass( ztaddr);
fid = (*env).GetFieldID( cls, "port", "I");
(*env).SetIntField( ztaddr, fid, addr.sin_port);
fid = (*env).GetFieldID( cls,"_rawAddr", "J");
(*env).SetLongField( ztaddr, fid,addr.sin_addr.s_addr);
return rxbytes;
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1write(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len)
{
jbyte *body = (*env).GetByteArrayElements((_jbyteArray *)buf, 0);
char * bufp = (char *)malloc(sizeof(char)*len);
memcpy(bufp, body, len);
(*env).ReleaseByteArrayElements((_jbyteArray *)buf, body, 0);
int written_bytes = zts_write(fd, body, len);
return written_bytes;
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1read(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len)
{
jbyte *body = (*env).GetByteArrayElements((_jbyteArray *)buf, 0);
int read_bytes = read(fd, body, len);
(*env).ReleaseByteArrayElements((_jbyteArray *)buf, body, 0);
return read_bytes;
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1setsockopt(
JNIEnv *env, jobject thisObj, jint fd, jint level, jint optname, jint optval, jint optlen) {
return zts_setsockopt(fd, level, optname, (const void*)optval, optlen);
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1getsockopt(JNIEnv *env, jobject thisObj, jint fd, jint level, jint optname, jint optval, jint optlen) {
return zts_getsockopt(fd, level, optname, (void*)optval, (socklen_t *)optlen);
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1socket(JNIEnv *env, jobject thisObj, jint family, jint type, jint protocol) {
return zts_socket(family, type, protocol);
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1connect(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port) {
struct sockaddr_in addr;
const char *str = (*env).GetStringUTFChars( addrstr, 0);
addr.sin_addr.s_addr = inet_addr(str);
addr.sin_family = AF_INET;
addr.sin_port = htons( port );
(*env).ReleaseStringUTFChars( addrstr, str);
return zts_connect(fd, (struct sockaddr *)&addr, sizeof(addr));
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1bind(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port) {
struct sockaddr_in addr;
const char *str = (*env).GetStringUTFChars( addrstr, 0);
DEBUG_INFO("fd=%d, addr=%s, port=%d", fd, str, port);
addr.sin_addr.s_addr = inet_addr(str);
addr.sin_family = AF_INET;
addr.sin_port = htons( port );
(*env).ReleaseStringUTFChars( addrstr, str);
return zts_bind(fd, (struct sockaddr *)&addr, sizeof(addr));
}
#if defined(__linux__)
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1accept4(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port, jint flags) {
struct sockaddr_in addr;
char *str;
// = env->GetStringUTFChars(addrstr, NULL);
(*env).ReleaseStringUTFChars( addrstr, str);
addr.sin_addr.s_addr = inet_addr(str);
addr.sin_family = AF_INET;
addr.sin_port = htons( port );
return zts_accept4(fd, (struct sockaddr *)&addr, sizeof(addr), flags);
}
#endif
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1accept(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port) {
struct sockaddr_in addr;
// TODO: Send addr info back to Javaland
addr.sin_addr.s_addr = inet_addr("");
addr.sin_family = AF_INET;
addr.sin_port = htons( port );
return zts_accept(fd, (struct sockaddr *)&addr, (socklen_t *)sizeof(addr));
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1listen(JNIEnv *env, jobject thisObj, jint fd, int backlog) {
return zts_listen(fd, backlog);
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1close(JNIEnv *env, jobject thisObj, jint fd) {
return zts_close(fd);
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1getsockname(JNIEnv *env, jobject thisObj, jint fd, jobject ztaddr) {
struct sockaddr_in addr;
int err = zts_getsockname(fd, (struct sockaddr *)&addr, (socklen_t *)sizeof(struct sockaddr));
jfieldID fid;
jclass cls = (*env).GetObjectClass(ztaddr);
fid = (*env).GetFieldID( cls, "port", "I");
(*env).SetIntField( ztaddr, fid, addr.sin_port);
fid = (*env).GetFieldID( cls,"_rawAddr", "J");
(*env).SetLongField( ztaddr, fid,addr.sin_addr.s_addr);
return err;
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1getpeername(JNIEnv *env, jobject thisObj, jint fd, jobject ztaddr) {
struct sockaddr_in addr;
int err = zts_getpeername(fd, (struct sockaddr *)&addr, (socklen_t *)sizeof(struct sockaddr));
jfieldID fid;
jclass cls = (*env).GetObjectClass( ztaddr);
fid = (*env).GetFieldID( cls, "port", "I");
(*env).SetIntField( ztaddr, fid, addr.sin_port);
fid = (*env).GetFieldID( cls,"_rawAddr", "J");
(*env).SetLongField( ztaddr, fid,addr.sin_addr.s_addr);
return err;
}
JNIEXPORT jint JNICALL Java_zerotier_ZeroTier_ztjni_1fcntl(JNIEnv *env, jobject thisObj, jint fd, jint cmd, jint flags) {
return zts_fcntl(fd,cmd,flags);
}
}
#endif
/****************************************************************************/