summaryrefslogtreecommitdiff
path: root/src/se/leap/leapclient/ConfigHelper.java
blob: 6a70378f5953fb43ef5d1092797e853685731cfe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
package se.leap.leapclient;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.math.BigInteger;
import java.io.InputStream;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.security.cert.CertificateFactory;
import java.security.cert.X509Certificate;

import org.json.JSONException;
import org.json.JSONObject;

import android.content.SharedPreferences;
import android.os.Environment;
import android.util.Log;

public class ConfigHelper {
    
    public static SharedPreferences shared_preferences;
    private static KeyStore keystore_trusted;

    final public static String
    DOWNLOAD_JSON_FILES_BUNDLE_EXTRA = "downloadJSONFiles",	
    UPDATE_PROVIDER_DOTJSON = "updateProviderDotJSON",
    DOWNLOAD_NEW_PROVIDER_DOTJSON = "downloadNewProviderDotJSON",
    LOG_IN_DIALOG = "logInDialog",
    NEW_PROVIDER_DIALOG = "logInDialog",
    SRP_REGISTER = "srpRegister",
    SRP_AUTH = "srpAuth",
    LOG_IN = "logIn",
    LOG_OUT = "logOut",
    DOWNLOAD_CERTIFICATE = "downloadUserAuthedCertificate",
    API_VERSION_KEY = "api_version",
    RESULT_KEY = "result",
    PROVIDER_KEY = "provider",
    SERVICE_KEY = "service",
    ALLOWED_ANON = "allow_anonymous",
    MAIN_CERT_KEY = "main_cert",
    CERT_KEY = "cert",
    EIP_SERVICE_KEY = "eip",
    TYPE_OF_CERTIFICATE = "type_of_certificate",
    ANON_CERTIFICATE = "anon_certificate",
    AUTHED_CERTIFICATE = "authed_certificate",
    SALT_KEY = "salt",
    SESSION_ID_COOKIE_KEY = "session_id_cookie_key",
    SESSION_ID_KEY = "session_id",
    PREFERENCES_KEY = "LEAPPreferences",
    USER_DIRECTORY = "leap_android",
    PROVIDER_NAME = "provider_name",
    PROVIDER_MAIN_URL = "provider_main_url",
    PROVIDER_JSON_URL = "provider_json_url",
    CUSTOM = "custom",
    DANGER_ON = "danger_on",
    API_URL_KEY = "api_uri",
    USERNAME_KEY = "username",
    PASSWORD_KEY = "password",
    ALLOW_REGISTRATION_KEY = "allow_registration",
    EIP_SERVICE_API_PATH = "config/eip-service.json"
    ;
	
    final public static String NG_1024 =
    		"eeaf0ab9adb38dd69c33f80afa8fc5e86072618775ff3c0b9ea2314c9c256576d674df7496ea81d3383b4813d692c6e0e0d5d8e250b98be48e495c1d6089dad15dc7d7b46154d6b6ce8ef4ad69b15d4982559b297bcf1885c529f566660e57ec68edbc3c05726cc02fd4cbf4976eaa9afd5138fe8376435b9fc61d2fc0eb06e3";
    final public static BigInteger G = new BigInteger("2");

    final public static int
    CUSTOM_PROVIDER_ADDED = 0,
    CORRECTLY_DOWNLOADED_JSON_FILES = 1,
    INCORRECTLY_DOWNLOADED_JSON_FILES = 2,
    SRP_AUTHENTICATION_SUCCESSFUL = 3,
    SRP_AUTHENTICATION_FAILED = 4,
    SRP_REGISTRATION_SUCCESSFUL = 5,
    SRP_REGISTRATION_FAILED = 6,
    LOGOUT_SUCCESSFUL = 7,
    LOGOUT_FAILED = 8,
    CORRECTLY_DOWNLOADED_CERTIFICATE = 9,
    INCORRECTLY_DOWNLOADED_CERTIFICATE = 10,
    CORRECTLY_UPDATED_PROVIDER_DOT_JSON = 11,
    INCORRECTLY_UPDATED_PROVIDER_DOT_JSON = 12,
    CORRECTLY_DOWNLOADED_ANON_CERTIFICATE = 13,
    INCORRECTLY_DOWNLOADED_ANON_CERTIFICATE = 14
    ;
	
	public static void saveSharedPref(String shared_preferences_key, JSONObject content) {

		SharedPreferences.Editor shared_preferences_editor = shared_preferences
				.edit();
		shared_preferences_editor.putString(shared_preferences_key,
				content.toString());
		shared_preferences_editor.commit();
	}

	public static String getStringFromSharedPref(String shared_preferences_key) {
		String value = "";
		if(shared_preferences != null) {
			String content = shared_preferences.getString(shared_preferences_key, "");
			try {
				JSONObject json_object = new JSONObject(content);
				value = json_object.toString();
			} catch (JSONException e) {
				value = content;
			}
		}
		return value;
	}

	public static void saveFile(String filename, String content) {
		File root = Environment.getExternalStorageDirectory();
		File leap_dir = new File(root.getAbsolutePath() + File.separator + USER_DIRECTORY);
		if (!leap_dir.isDirectory()) {
			leap_dir.mkdir();
		}
		try {
			if (!leap_dir.isDirectory()) {
				throw new IOException(
						"Unable to create directory " + USER_DIRECTORY + ". Maybe the SD card is mounted?");
			}
			File outputFile = new File(leap_dir, filename);
			BufferedWriter writer = new BufferedWriter(new FileWriter(outputFile));
			writer.write(content);
			writer.close();
		} catch (IOException e) {
			Log.w("leap_android", e.getMessage(), e);
		}
	}
	
	public static FileInputStream openFileInputStream(String filename) {
		FileInputStream input_stream = null;
		File root = Environment.getExternalStorageDirectory();
		File leap_dir = new File(root.getAbsolutePath() + File.separator + USER_DIRECTORY);
		try {
			input_stream = new FileInputStream(leap_dir + File.separator + filename);
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return input_stream;
	}

	public static void setSharedPreferences(
			SharedPreferences shared_preferences) {
		ConfigHelper.shared_preferences = shared_preferences;
	}

	public static void addTrustedCertificate(String provider, InputStream inputStream) {
		CertificateFactory cf;
		try {
			cf = CertificateFactory.getInstance("X.509");
			X509Certificate cert =
					(X509Certificate)cf.generateCertificate(inputStream);
			keystore_trusted.setCertificateEntry(provider, cert);
		} catch (CertificateException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (KeyStoreException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public static void addTrustedCertificate(String provider, String certificate) {
		String filename_to_save = provider + "_certificate.cer";
		saveFile(filename_to_save, certificate);
		CertificateFactory cf;
		try {
			cf = CertificateFactory.getInstance("X.509");
			X509Certificate cert =
					(X509Certificate)cf.generateCertificate(openFileInputStream(filename_to_save));
			if(keystore_trusted == null) {
				keystore_trusted = KeyStore.getInstance("BKS");
				keystore_trusted.load(null);
			}
			keystore_trusted.setCertificateEntry(provider, cert);
		} catch (CertificateException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (KeyStoreException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (NoSuchAlgorithmException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	
	public static KeyStore getKeystore() {
		return keystore_trusted;
	}
}