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Fr4nz D13trich 2026-02-10 16:31:45 +01:00
parent b280361250
commit db901828a8
235 changed files with 27925 additions and 2 deletions
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71
tunnel/tools/libwg-go/jni.c Normal file
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/* SPDX-License-Identifier: Apache-2.0
*
* Copyright © 2017-2021 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
*/
#include <jni.h>
#include <stdlib.h>
#include <string.h>
struct go_string { const char *str; long n; };
extern int wgTurnOn(struct go_string ifname, int tun_fd, struct go_string settings);
extern void wgTurnOff(int handle);
extern int wgGetSocketV4(int handle);
extern int wgGetSocketV6(int handle);
extern char *wgGetConfig(int handle);
extern char *wgVersion();
JNIEXPORT jint JNICALL Java_com_wireguard_android_backend_GoBackend_wgTurnOn(JNIEnv *env, jclass c, jstring ifname, jint tun_fd, jstring settings)
{
const char *ifname_str = (*env)->GetStringUTFChars(env, ifname, 0);
size_t ifname_len = (*env)->GetStringUTFLength(env, ifname);
const char *settings_str = (*env)->GetStringUTFChars(env, settings, 0);
size_t settings_len = (*env)->GetStringUTFLength(env, settings);
int ret = wgTurnOn((struct go_string){
.str = ifname_str,
.n = ifname_len
}, tun_fd, (struct go_string){
.str = settings_str,
.n = settings_len
});
(*env)->ReleaseStringUTFChars(env, ifname, ifname_str);
(*env)->ReleaseStringUTFChars(env, settings, settings_str);
return ret;
}
JNIEXPORT void JNICALL Java_com_wireguard_android_backend_GoBackend_wgTurnOff(JNIEnv *env, jclass c, jint handle)
{
wgTurnOff(handle);
}
JNIEXPORT jint JNICALL Java_com_wireguard_android_backend_GoBackend_wgGetSocketV4(JNIEnv *env, jclass c, jint handle)
{
return wgGetSocketV4(handle);
}
JNIEXPORT jint JNICALL Java_com_wireguard_android_backend_GoBackend_wgGetSocketV6(JNIEnv *env, jclass c, jint handle)
{
return wgGetSocketV6(handle);
}
JNIEXPORT jstring JNICALL Java_com_wireguard_android_backend_GoBackend_wgGetConfig(JNIEnv *env, jclass c, jint handle)
{
jstring ret;
char *config = wgGetConfig(handle);
if (!config)
return NULL;
ret = (*env)->NewStringUTF(env, config);
free(config);
return ret;
}
JNIEXPORT jstring JNICALL Java_com_wireguard_android_backend_GoBackend_wgVersion(JNIEnv *env, jclass c)
{
jstring ret;
char *version = wgVersion();
if (!version)
return NULL;
ret = (*env)->NewStringUTF(env, version);
free(version);
return ret;
}