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Code Issues Releases Wiki Activity

communicate the preferences to the C code

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This commit is contained in:
Greg Alexander 2014-12-16 15:50:30 -05:00
parent 02a88eae06
commit a9ca75accc
3 changed files with 37 additions and 9 deletions
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24
jni/interface.c
View File

@ -36,19 +36,39 @@ jni_init(JNIEnv *env_)
return 1; return 1;
} }
static const char *
from_java_string(jobject s)
{
const char *ret, *t;
t = (*env)->GetStringUTFChars(env, s, NULL);
if (!t) {
return NULL;
}
ret = strdup(t);
(*env)->ReleaseStringUTFChars(env, s, t);
}
JNIEXPORT void JNICALL JNIEXPORT void JNICALL
Java_org_galexander_sshd_SimpleSSHDService_start_1sshd(JNIEnv *env_, Java_org_galexander_sshd_SimpleSSHDService_start_1sshd(JNIEnv *env_,
jobject this) jobject this,
jint port, jobject jpath, jobject jshell, jobject jhome)
{ {
pid_t pid; pid_t pid;
const char *path, *shell, *home;
if (!jni_init(env_)) { if (!jni_init(env_)) {
return; return;
} }
path = from_java_string(jpath);
shell = from_java_string(jshell);
home = from_java_string(jhome);
pid = fork(); pid = fork();
if (pid == 0) { if (pid == 0) {
/* XXX - call dropbear main() */ /* XXX - call dropbear main() */
} else { } else {
(*env)->SetStaticIntField(env, cl_simplesshdservice, fid_sss_sshd_pid, pid); (*env)->SetStaticIntField(env, cl_simplesshdservice,
fid_sss_sshd_pid, pid);
} }
} }

10
src/org/galexander/sshd/SimpleSSHD.java
View File

@ -83,19 +83,19 @@ public class SimpleSSHD extends Activity
edit.commit(); edit.commit();
} }
private boolean get_onboot(SharedPreferences p) { public static boolean get_onboot(SharedPreferences p) {
return p.getBoolean("onboot", false); return p.getBoolean("onboot", false);
} }
private int get_port(SharedPreferences p) { public static int get_port(SharedPreferences p) {
return p.getInt("port", 2222); return p.getInt("port", 2222);
} }
private String get_path(SharedPreferences p) { public static String get_path(SharedPreferences p) {
return p.getString("path", "/sdcard/ssh"); return p.getString("path", "/sdcard/ssh");
} }
private String get_shell(SharedPreferences p) { public static String get_shell(SharedPreferences p) {
return p.getString("shell", "/system/bin/sh -l"); return p.getString("shell", "/system/bin/sh -l");
} }
private String get_home(SharedPreferences p) { public static String get_home(SharedPreferences p) {
return p.getString("home", "/sdcard/ssh"); return p.getString("home", "/sdcard/ssh");
} }
} }

12
src/org/galexander/sshd/SimpleSSHDService.java
View File

@ -2,7 +2,10 @@ package org.galexander.sshd;
import android.app.Service; import android.app.Service;
import android.content.Intent; import android.content.Intent;
import android.content.SharedPreferences;
import android.content.Context;
import android.os.IBinder; import android.os.IBinder;
import android.preference.PreferenceManager;
public class SimpleSSHDService extends Service { public class SimpleSSHDService extends Service {
public static int sshd_pid = 0; public static int sshd_pid = 0;
@ -11,10 +14,14 @@ public class SimpleSSHDService extends Service {
public int onStartCommand(Intent intent, int flags, int startId) { public int onStartCommand(Intent intent, int flags, int startId) {
if ((intent == null) || if ((intent == null) ||
(!intent.getBooleanExtra("stop", false))) { (!intent.getBooleanExtra("stop", false))) {
SharedPreferences p = PreferenceManager.
getDefaultSharedPreferences(this);
if (is_started()) { if (is_started()) {
stop_sshd(); stop_sshd();
} }
start_sshd(); start_sshd(SimpleSSHD.get_port(p),
SimpleSSHD.get_path(p), SimpleSSHD.get_shell(p),
SimpleSSHD.get_home(p));
if (activity != null) { if (activity != null) {
activity.update_startstop(); activity.update_startstop();
} }
@ -35,7 +42,8 @@ public class SimpleSSHDService extends Service {
return (sshd_pid != 0); return (sshd_pid != 0);
} }
private native void start_sshd(); private native void start_sshd(int port, String path,
String shell, String home);
private native void stop_sshd(); private native void stop_sshd();
static { static {
System.loadLibrary("simplesshd-jni"); System.loadLibrary("simplesshd-jni");