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206 lines
8.5 KiB
206 lines
8.5 KiB
/* |
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* ZeroTier One - Network Virtualization Everywhere |
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* Copyright (C) 2011-2015 ZeroTier, Inc. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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* -- |
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* |
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* ZeroTier may be used and distributed under the terms of the GPLv3, which |
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* are available at: http://www.gnu.org/licenses/gpl-3.0.html |
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* |
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* If you would like to embed ZeroTier into a commercial application or |
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* redistribute it in a modified binary form, please contact ZeroTier Networks |
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* LLC. Start here: http://www.zerotier.com/ |
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*/ |
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#ifndef _ZT_SDK_H |
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#define _ZT_SDK_H 1 |
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#include <sys/socket.h> |
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#include <stdbool.h> |
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#include "SDK_Signatures.h" |
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#if defined(__ANDROID__) |
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// For defining the Android direct-call API |
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#include <jni.h> |
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#endif |
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#include "SDK_LocalBuild.h" |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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#define INTERCEPT_ENABLED 111 |
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#define INTERCEPT_DISABLED 222 |
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extern void load_symbols(); |
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extern void zt_init_rpc(const char *path, const char *nwid); |
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extern char *api_netpath; |
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extern char *debug_logfile; |
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// Function pointers to original system calls |
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// - These are used when we detect that either the intercept is not |
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// available or that ZeroTier hasn't administered the given socket |
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#if defined(__linux__) |
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extern int (*realaccept4)(ACCEPT4_SIG); |
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#if !defined(__ANDROID__) |
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extern int (*realsyscall)(SYSCALL_SIG); |
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#endif |
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#endif |
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#if !defined(__ANDROID__) |
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bool check_intercept_enabled(); |
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extern int (*realbind)(BIND_SIG); |
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extern int (*realsendmsg)(SENDMSG_SIG); |
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extern ssize_t (*realsendto)(SENDTO_SIG); |
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extern int (*realrecvmsg)(RECVMSG_SIG); |
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extern int (*realrecvfrom)(RECVFROM_SIG); |
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#endif |
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extern int (*realconnect)(CONNECT_SIG); |
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extern int (*realaccept)(ACCEPT_SIG); |
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extern int (*reallisten)(LISTEN_SIG); |
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extern int (*realsocket)(SOCKET_SIG); |
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extern int (*realsetsockopt)(SETSOCKOPT_SIG); |
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extern int (*realgetsockopt)(GETSOCKOPT_SIG); |
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extern int (*realclose)(CLOSE_SIG); |
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extern int (*realgetsockname)(GETSOCKNAME_SIG); |
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// Direct call |
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// - Skips intercept |
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// - Uses RPC |
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// - Depending on the target, the API will be exposed as zt_* in |
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// the specific way needed for that platform, but will be implemented |
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// in terms of zts_* |
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// NOTE: Each platform specific exposed API will be implemented in terms of zts_* |
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// SOCKS5 Proxy Controls |
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int zts_start_proxy_server(const char *homepath, const char * nwid, struct sockaddr_storage * addr); |
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int zts_stop_proxy_server(const char *nwid); |
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int zts_get_proxy_server_address(const char * nwid, struct sockaddr_storage *addr); |
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// ZT Service Controls |
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void *zts_start_service(void *thread_id); |
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void zts_stop_service(); |
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bool zts_is_running(); |
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void zts_join_network(const char * nwid); |
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void zts_leave_network(const char * nwid); |
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void zts_get_addresses(const char * nwid, char * addrstr); |
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int zts_get_device_id(); |
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bool zts_is_relayed(); |
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char *zts_get_homepath(); |
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// ZT Intercept/RPC Controls |
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// TODO: Remove any? |
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void set_intercept_status(int mode); /* TODO: Rethink this */ |
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void init_service(int key, const char * path); |
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void init_service_and_rpc(int key, const char * path, const char * nwid); |
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void init_intercept(int key); |
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int zts_socket(SOCKET_SIG); |
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int zts_connect(CONNECT_SIG); |
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int zts_bind(BIND_SIG); |
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#if defined(__linux__) |
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int zts_accept4(ACCEPT4_SIG); |
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#endif |
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int zts_accept(ACCEPT_SIG); |
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int zts_listen(LISTEN_SIG); |
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int zts_setsockopt(SETSOCKOPT_SIG); |
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int zts_getsockopt(GETSOCKOPT_SIG); |
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int zts_getsockname(GETSOCKNAME_SIG); |
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int zts_getpeername(GETPEERNAME_SIG); |
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int zts_close(CLOSE_SIG); |
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int zts_fcntl(FCNTL_SIG); |
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ssize_t zts_sendto(SENDTO_SIG); |
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ssize_t zts_sendmsg(SENDMSG_SIG); |
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ssize_t zts_recvfrom(RECVFROM_SIG); |
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ssize_t zts_recvmsg(RECVMSG_SIG); |
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#if defined(__UNITY_3D__) |
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ssize_t zts_recv(int fd, void *buf, int len); |
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ssize_t zts_send(int fd, void *buf, int len); |
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int zts_set_nonblock(int fd); /* TODO combine with fcntl() */ |
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#endif |
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// Android JNI Direct-call API |
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// JNI naming convention: Java_PACKAGENAME_CLASSNAME_METHODNAME |
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/* If you define anything else in this file it that you wish to expose to your Android |
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Java application you *must* follow that convention and any corresponding Java package/classes |
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in your Android project must match this as well */ |
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#if defined(__ANDROID__) |
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// Exported JNI : ZT SERVICE CONTROLS |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1start_1service(JNIEnv *env, jobject thisObj, jstring path); |
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JNIEXPORT jboolean JNICALL Java_ZeroTier_SDK_zt_1stop_service(); |
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JNIEXPORT void JNICALL Java_ZeroTier_SDK_zt_1join_1network(JNIEnv *env, jobject thisObj, jstring nwid); |
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JNIEXPORT void JNICALL Java_ZeroTier_SDK_zt_1leave_1network(JNIEnv *env, jobject thisObj, jstring nwid); |
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JNIEXPORT jboolean JNICALL Java_ZeroTier_SDK_zt_1running(JNIEnv *env, jobject thisObj); |
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JNIEXPORT jobject JNICALL Java_ZeroTier_SDK_zt_1get_1addresses(JNIEnv *env, jobject thisObj, jstring nwid); |
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JNIEXPORT jboolean JNICALL Java_ZeroTier_SDK_zt_1is_1relayed(); |
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// Returns the homepath |
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JNIEXPORT jstring JNICALL Java_ZeroTier_SDK_zt_1get_1homepath(JNIEnv *env, jobject thisObj); |
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// Exported JNI : SOCKS5 PROXY SERVER CONTROLS |
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// Stops the SOCKS5 proxy server for a given ZeroTier network |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1start_1proxy_1server(JNIEnv *env, jobject thisObj, jstring nwid, jobject zaddr); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1stop_1proxy_1server(JNIEnv *env, jobject thisObj, jstring nwid); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1get_1proxy_1server_1address(JNIEnv *env, jobject thisObj, jstring nwid, jobject zaddr); |
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// Exported JNI : SOCKET API |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1socket(JNIEnv *env, jobject thisObj, jint family, jint type, jint protocol); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1connect(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1bind(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1accept4(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port, jint flags); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1accept(JNIEnv *env, jobject thisObj, jint fd, jstring addrstr, jint port); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1listen(JNIEnv *env, jobject thisObj, jint fd, int backlog); |
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// TCP |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1write(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1read(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1send(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len, int flags); |
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// UDP |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1sendto(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len, jint flags, jobject ztaddr); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1recvfrom(JNIEnv *env, jobject thisObj, jint fd, jarray buf, jint len, jint flags, jobject ztaddr); |
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// GENERAL UTILITY |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1close(JNIEnv *env, jobject thisObj, jint fd); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1fcntl(JNIEnv *env, jobject thisObj, jint socket, jint cmd, jint flags); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1setsockopt(JNIEnv *env, jobject thisObj, jint fd, jint level, jint optname, jint optval, jint optlen); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1getsockopt(JNIEnv *env, jobject thisObj, jint fd, jint level, jint optname, jint optval, jint optlen); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1getsockname(JNIEnv *env, jobject thisObj, jint fd, jobject ztaddr); |
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JNIEXPORT jint JNICALL Java_ZeroTier_SDK_zt_1getpeername(JNIEnv *env, jobject thisObj, jint fd, jobject ztaddr); |
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#endif |
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// Prototypes for redefinition of syscalls |
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// - Implemented in SDK_Intercept.c |
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#if defined(SDK_INTERCEPT) |
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int socket(SOCKET_SIG); |
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int connect(CONNECT_SIG); |
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int bind(BIND_SIG); |
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#if defined(__linux__) |
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int accept4(ACCEPT4_SIG); |
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#endif |
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int accept(ACCEPT_SIG); |
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int listen(LISTEN_SIG); |
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int setsockopt(SETSOCKOPT_SIG); |
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int getsockopt(GETSOCKOPT_SIG); |
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int getsockname(GETSOCKNAME_SIG); |
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int close(CLOSE_SIG); |
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#endif |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif // _ZT_SDK_H
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