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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.apksig;
/**
* This class is intended as a lightweight representation of an APK signature verification issue
* where the client does not require the additional textual details provided by a subclass.
*/
public class ApkVerificationIssue {
/* The V2 signer(s) could not be read from the V2 signature block */
public static final int V2_SIG_MALFORMED_SIGNERS = 1;
/* A V2 signature block exists without any V2 signers */
public static final int V2_SIG_NO_SIGNERS = 2;
/* Failed to parse a signer's block in the V2 signature block */
public static final int V2_SIG_MALFORMED_SIGNER = 3;
/* Failed to parse the signer's signature record in the V2 signature block */
public static final int V2_SIG_MALFORMED_SIGNATURE = 4;
/* The V2 signer contained no signatures */
public static final int V2_SIG_NO_SIGNATURES = 5;
/* The V2 signer's certificate could not be parsed */
public static final int V2_SIG_MALFORMED_CERTIFICATE = 6;
/* No signing certificates exist for the V2 signer */
public static final int V2_SIG_NO_CERTIFICATES = 7;
/* Failed to parse the V2 signer's digest record */
public static final int V2_SIG_MALFORMED_DIGEST = 8;
/* The V3 signer(s) could not be read from the V3 signature block */
public static final int V3_SIG_MALFORMED_SIGNERS = 9;
/* A V3 signature block exists without any V3 signers */
public static final int V3_SIG_NO_SIGNERS = 10;
/* Failed to parse a signer's block in the V3 signature block */
public static final int V3_SIG_MALFORMED_SIGNER = 11;
/* Failed to parse the signer's signature record in the V3 signature block */
public static final int V3_SIG_MALFORMED_SIGNATURE = 12;
/* The V3 signer contained no signatures */
public static final int V3_SIG_NO_SIGNATURES = 13;
/* The V3 signer's certificate could not be parsed */
public static final int V3_SIG_MALFORMED_CERTIFICATE = 14;
/* No signing certificates exist for the V3 signer */
public static final int V3_SIG_NO_CERTIFICATES = 15;
/* Failed to parse the V3 signer's digest record */
public static final int V3_SIG_MALFORMED_DIGEST = 16;
/* The source stamp signer contained no signatures */
public static final int SOURCE_STAMP_NO_SIGNATURE = 17;
/* The source stamp signer's certificate could not be parsed */
public static final int SOURCE_STAMP_MALFORMED_CERTIFICATE = 18;
/* The source stamp contains a signature produced using an unknown algorithm */
public static final int SOURCE_STAMP_UNKNOWN_SIG_ALGORITHM = 19;
/* Failed to parse the signer's signature in the source stamp signature block */
public static final int SOURCE_STAMP_MALFORMED_SIGNATURE = 20;
/* The source stamp's signature block failed verification */
public static final int SOURCE_STAMP_DID_NOT_VERIFY = 21;
/* An exception was encountered when verifying the source stamp */
public static final int SOURCE_STAMP_VERIFY_EXCEPTION = 22;
/* The certificate digest in the APK does not match the expected digest */
public static final int SOURCE_STAMP_EXPECTED_DIGEST_MISMATCH = 23;
/*
* The APK contains a source stamp signature block without a corresponding stamp certificate
* digest in the APK contents.
*/
public static final int SOURCE_STAMP_SIGNATURE_BLOCK_WITHOUT_CERT_DIGEST = 24;
/*
* The APK does not contain the source stamp certificate digest file nor the source stamp
* signature block.
*/
public static final int SOURCE_STAMP_CERT_DIGEST_AND_SIG_BLOCK_MISSING = 25;
/*
* None of the signatures provided by the source stamp were produced with a known signature
* algorithm.
*/
public static final int SOURCE_STAMP_NO_SUPPORTED_SIGNATURE = 26;
/*
* The source stamp signer's certificate in the signing block does not match the certificate in
* the APK.
*/
public static final int SOURCE_STAMP_CERTIFICATE_MISMATCH_BETWEEN_SIGNATURE_BLOCK_AND_APK = 27;
/* The APK could not be properly parsed due to a ZIP or APK format exception */
public static final int MALFORMED_APK = 28;
/* An unexpected exception was caught when attempting to verify the APK's signatures */
public static final int UNEXPECTED_EXCEPTION = 29;
/* The APK contains the certificate digest file but does not contain a stamp signature block */
public static final int SOURCE_STAMP_SIG_MISSING = 30;
/* Source stamp block contains a malformed attribute. */
public static final int SOURCE_STAMP_MALFORMED_ATTRIBUTE = 31;
/* Source stamp block contains an unknown attribute. */
public static final int SOURCE_STAMP_UNKNOWN_ATTRIBUTE = 32;
/**
* Failed to parse the SigningCertificateLineage structure in the source stamp
* attributes section.
*/
public static final int SOURCE_STAMP_MALFORMED_LINEAGE = 33;
/**
* The source stamp certificate does not match the terminal node in the provided
* proof-of-rotation structure describing the stamp certificate history.
*/
public static final int SOURCE_STAMP_POR_CERT_MISMATCH = 34;
/**
* The source stamp SigningCertificateLineage attribute contains a proof-of-rotation record
* with signature(s) that did not verify.
*/
public static final int SOURCE_STAMP_POR_DID_NOT_VERIFY = 35;
/** No V1 / jar signing signature blocks were found in the APK. */
public static final int JAR_SIG_NO_SIGNATURES = 36;
/** An exception was encountered when parsing the V1 / jar signer in the signature block. */
public static final int JAR_SIG_PARSE_EXCEPTION = 37;
private final int mIssueId;
private final String mFormat;
private final Object[] mParams;
/**
* Constructs a new {@code ApkVerificationIssue} using the provided {@code format} string and
* {@code params}.
*/
public ApkVerificationIssue(String format, Object... params) {
mIssueId = -1;
mFormat = format;
mParams = params;
}
/**
* Constructs a new {@code ApkVerificationIssue} using the provided {@code issueId} and {@code
* params}.
*/
public ApkVerificationIssue(int issueId, Object... params) {
mIssueId = issueId;
mFormat = null;
mParams = params;
}
/**
* Returns the numeric ID for this issue.
*/
public int getIssueId() {
return mIssueId;
}
/**
* Returns the optional parameters for this issue.
*/
public Object[] getParams() {
return mParams;
}
@Override
public String toString() {
// If this instance was created by a subclass with a format string then return the same
// formatted String as the subclass.
if (mFormat != null) {
return String.format(mFormat, mParams);
}
StringBuilder result = new StringBuilder("mIssueId: ").append(mIssueId);
for (Object param : mParams) {
result.append(", ").append(param.toString());
}
return result.toString();
}
}
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