Examples with Signature android.content.pm.Signature used on opensource projects

Example 86 with Signature

use of android.content.pm.Signature in project android_frameworks_base by ResurrectionRemix.

the class PackageSignatures method readXml.

void readXml(XmlPullParser parser, ArrayList<Signature> pastSignatures) throws IOException, XmlPullParserException {
    String countStr = parser.getAttributeValue(null, "count");
    if (countStr == null) {
        PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <signatures> has" + " no count at " + parser.getPositionDescription());
        XmlUtils.skipCurrentTag(parser);
    }
    final int count = Integer.parseInt(countStr);
    mSignatures = new Signature[count];
    int pos = 0;
    int outerDepth = parser.getDepth();
    int type;
    while ((type = parser.next()) != XmlPullParser.END_DOCUMENT && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
        if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
            continue;
        }
        String tagName = parser.getName();
        if (tagName.equals("cert")) {
            if (pos < count) {
                String index = parser.getAttributeValue(null, "index");
                if (index != null) {
                    try {
                        int idx = Integer.parseInt(index);
                        String key = parser.getAttributeValue(null, "key");
                        if (key == null) {
                            if (idx >= 0 && idx < pastSignatures.size()) {
                                Signature sig = pastSignatures.get(idx);
                                if (sig != null) {
                                    mSignatures[pos] = pastSignatures.get(idx);
                                    pos++;
                                } else {
                                    PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " is not defined at " + parser.getPositionDescription());
                                }
                            } else {
                                PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " is out of bounds at " + parser.getPositionDescription());
                            }
                        } else {
                            while (pastSignatures.size() <= idx) {
                                pastSignatures.add(null);
                            }
                            Signature sig = new Signature(key);
                            pastSignatures.set(idx, sig);
                            mSignatures[pos] = sig;
                            pos++;
                        }
                    } catch (NumberFormatException e) {
                        PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " is not a number at " + parser.getPositionDescription());
                    } catch (IllegalArgumentException e) {
                        PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " has an invalid signature at " + parser.getPositionDescription() + ": " + e.getMessage());
                    }
                } else {
                    PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> has" + " no index at " + parser.getPositionDescription());
                }
            } else {
                PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: too " + "many <cert> tags, expected " + count + " at " + parser.getPositionDescription());
            }
        } else {
            PackageManagerService.reportSettingsProblem(Log.WARN, "Unknown element under <cert>: " + parser.getName());
        }
        XmlUtils.skipCurrentTag(parser);
    }
    if (pos < count) {
        // Should never happen -- there is an error in the written
        // settings -- but if it does we don't want to generate
        // a bad array.
        Signature[] newSigs = new Signature[pos];
        System.arraycopy(mSignatures, 0, newSigs, 0, pos);
        mSignatures = newSigs;
    }
}

Example 87 with Signature

use of android.content.pm.Signature in project android_frameworks_base by ResurrectionRemix.

the class ServiceWatcher method getSignatureSets.

public static ArrayList<HashSet<Signature>> getSignatureSets(Context context, List<String> initialPackageNames) {
    PackageManager pm = context.getPackageManager();
    ArrayList<HashSet<Signature>> sigSets = new ArrayList<HashSet<Signature>>();
    for (int i = 0, size = initialPackageNames.size(); i < size; i++) {
        String pkg = initialPackageNames.get(i);
        try {
            HashSet<Signature> set = new HashSet<Signature>();
            Signature[] sigs = pm.getPackageInfo(pkg, PackageManager.MATCH_SYSTEM_ONLY | PackageManager.GET_SIGNATURES).signatures;
            set.addAll(Arrays.asList(sigs));
            sigSets.add(set);
        } catch (NameNotFoundException e) {
            Log.w("ServiceWatcher", pkg + " not found");
        }
    }
    return sigSets;
}

Example 88 with Signature

use of android.content.pm.Signature in project android_frameworks_base by DirtyUnicorns.

the class Utils method getCertFingerprintsFromPackageManager.

/**
     * Returns the normalized sha-256 fingerprints of a given package according to the Android
     * package manager.
     */
public static List<String> getCertFingerprintsFromPackageManager(String packageName, Context context) throws NameNotFoundException {
    Signature[] signatures = context.getPackageManager().getPackageInfo(packageName, PackageManager.GET_SIGNATURES).signatures;
    ArrayList<String> result = new ArrayList<String>(signatures.length);
    for (Signature sig : signatures) {
        result.add(computeNormalizedSha256Fingerprint(sig.toByteArray()));
    }
    return result;
}

Example 89 with Signature

use of android.content.pm.Signature in project android_frameworks_base by crdroidandroid.

the class AccountManagerService method calculatePackageSignatureDigest.

private byte[] calculatePackageSignatureDigest(String callerPkg) {
    MessageDigest digester;
    try {
        digester = MessageDigest.getInstance("SHA-256");
        PackageInfo pkgInfo = mPackageManager.getPackageInfo(callerPkg, PackageManager.GET_SIGNATURES);
        for (Signature sig : pkgInfo.signatures) {
            digester.update(sig.toByteArray());
        }
    } catch (NoSuchAlgorithmException x) {
        Log.wtf(TAG, "SHA-256 should be available", x);
        digester = null;
    } catch (NameNotFoundException e) {
        Log.w(TAG, "Could not find packageinfo for: " + callerPkg);
        digester = null;
    }
    return (digester == null) ? null : digester.digest();
}

Example 90 with Signature

use of android.content.pm.Signature in project android_frameworks_base by crdroidandroid.

the class PackageSignatures method readXml.

void readXml(XmlPullParser parser, ArrayList<Signature> pastSignatures) throws IOException, XmlPullParserException {
    String countStr = parser.getAttributeValue(null, "count");
    if (countStr == null) {
        PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <signatures> has" + " no count at " + parser.getPositionDescription());
        XmlUtils.skipCurrentTag(parser);
    }
    final int count = Integer.parseInt(countStr);
    mSignatures = new Signature[count];
    int pos = 0;
    int outerDepth = parser.getDepth();
    int type;
    while ((type = parser.next()) != XmlPullParser.END_DOCUMENT && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
        if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
            continue;
        }
        String tagName = parser.getName();
        if (tagName.equals("cert")) {
            if (pos < count) {
                String index = parser.getAttributeValue(null, "index");
                if (index != null) {
                    try {
                        int idx = Integer.parseInt(index);
                        String key = parser.getAttributeValue(null, "key");
                        if (key == null) {
                            if (idx >= 0 && idx < pastSignatures.size()) {
                                Signature sig = pastSignatures.get(idx);
                                if (sig != null) {
                                    mSignatures[pos] = pastSignatures.get(idx);
                                    pos++;
                                } else {
                                    PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " is not defined at " + parser.getPositionDescription());
                                }
                            } else {
                                PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " is out of bounds at " + parser.getPositionDescription());
                            }
                        } else {
                            while (pastSignatures.size() <= idx) {
                                pastSignatures.add(null);
                            }
                            Signature sig = new Signature(key);
                            pastSignatures.set(idx, sig);
                            mSignatures[pos] = sig;
                            pos++;
                        }
                    } catch (NumberFormatException e) {
                        PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " is not a number at " + parser.getPositionDescription());
                    } catch (IllegalArgumentException e) {
                        PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> " + "index " + index + " has an invalid signature at " + parser.getPositionDescription() + ": " + e.getMessage());
                    }
                } else {
                    PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: <cert> has" + " no index at " + parser.getPositionDescription());
                }
            } else {
                PackageManagerService.reportSettingsProblem(Log.WARN, "Error in package manager settings: too " + "many <cert> tags, expected " + count + " at " + parser.getPositionDescription());
            }
        } else {
            PackageManagerService.reportSettingsProblem(Log.WARN, "Unknown element under <cert>: " + parser.getName());
        }
        XmlUtils.skipCurrentTag(parser);
    }
    if (pos < count) {
        // Should never happen -- there is an error in the written
        // settings -- but if it does we don't want to generate
        // a bad array.
        Signature[] newSigs = new Signature[pos];
        System.arraycopy(mSignatures, 0, newSigs, 0, pos);
        mSignatures = newSigs;
    }
}