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
|
package org.sufficientlysecure.keychain.service.input;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import android.os.Parcel;
import android.os.Parcelable;
public class RequiredInputParcel implements Parcelable {
public enum RequiredInputType {
PASSPHRASE, NFC_SIGN, NFC_DECRYPT
}
public Date mSignatureTime;
public final RequiredInputType mType;
public String mNfcPin = "123456";
public final byte[][] mInputHashes;
public final int[] mSignAlgos;
private Long mSubKeyId;
private RequiredInputParcel(RequiredInputType type, byte[][] inputHashes,
int[] signAlgos, Date signatureTime, Long keyId) {
mType = type;
mInputHashes = inputHashes;
mSignAlgos = signAlgos;
mSignatureTime = signatureTime;
mSubKeyId = keyId;
}
public RequiredInputParcel(Parcel source) {
mType = RequiredInputType.values()[source.readInt()];
if (source.readInt() != 0) {
int count = source.readInt();
mInputHashes = new byte[count][];
mSignAlgos = new int[count];
for (int i = 0; i < count; i++) {
mInputHashes[i] = source.createByteArray();
mSignAlgos[i] = source.readInt();
}
} else {
mInputHashes = null;
mSignAlgos = null;
}
mSignatureTime = source.readInt() != 0 ? new Date(source.readLong()) : null;
mSubKeyId = source.readInt() != 0 ? source.readLong() : null;
}
public long getSubKeyId() {
return mSubKeyId;
}
public static RequiredInputParcel createNfcSignOperation(
byte[] inputHash, int signAlgo, Date signatureTime) {
return new RequiredInputParcel(RequiredInputType.NFC_SIGN,
new byte[][] { inputHash }, new int[] { signAlgo }, signatureTime, null);
}
public static RequiredInputParcel createNfcDecryptOperation(byte[] inputHash) {
return new RequiredInputParcel(RequiredInputType.NFC_DECRYPT,
new byte[][] { inputHash }, null, null, null);
}
public static RequiredInputParcel createRequiredPassphrase(long keyId, Date signatureTime) {
return new RequiredInputParcel(RequiredInputType.PASSPHRASE,
null, null, signatureTime, keyId);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(mType.ordinal());
if (mInputHashes != null) {
dest.writeInt(1);
dest.writeInt(mInputHashes.length);
for (int i = 0; i < mInputHashes.length; i++) {
dest.writeByteArray(mInputHashes[i]);
dest.writeInt(mSignAlgos[i]);
}
} else {
dest.writeInt(0);
}
if (mSignatureTime != null) {
dest.writeInt(1);
dest.writeLong(mSignatureTime.getTime());
} else {
dest.writeInt(0);
}
if (mSubKeyId != null) {
dest.writeInt(1);
dest.writeLong(mSubKeyId);
} else {
dest.writeInt(0);
}
}
public static final Creator<RequiredInputParcel> CREATOR = new Creator<RequiredInputParcel>() {
public RequiredInputParcel createFromParcel(final Parcel source) {
return new RequiredInputParcel(source);
}
public RequiredInputParcel[] newArray(final int size) {
return new RequiredInputParcel[size];
}
};
public static class NfcSignOperationsBuilder {
Date mSignatureTime;
ArrayList<Integer> mSignAlgos = new ArrayList<>();
ArrayList<byte[]> mInputHashes = new ArrayList<>();
public NfcSignOperationsBuilder(Date signatureTime) {
mSignatureTime = signatureTime;
}
public RequiredInputParcel build() {
byte[][] inputHashes = new byte[mInputHashes.size()][];
mInputHashes.toArray(inputHashes);
int[] signAlgos = new int[mSignAlgos.size()];
for (int i = 0; i < mSignAlgos.size(); i++) {
signAlgos[i] = mSignAlgos.get(i);
}
return new RequiredInputParcel(RequiredInputType.NFC_SIGN,
inputHashes, signAlgos, mSignatureTime, null);
}
public void addHash(byte[] hash, int algo) {
mInputHashes.add(hash);
mSignAlgos.add(algo);
}
public void addAll(RequiredInputParcel input) {
if (!mSignatureTime.equals(input.mSignatureTime)) {
throw new AssertionError("input times must match, this is a programming error!");
}
if (input.mType != RequiredInputType.NFC_SIGN) {
throw new AssertionError("operation types must match, this is a progrmming error!");
}
Collections.addAll(mInputHashes, input.mInputHashes);
for (int signAlgo : input.mSignAlgos) {
mSignAlgos.add(signAlgo);
}
}
public boolean isEmpty() {
return mInputHashes.isEmpty();
}
}
}
|
