39792d2262
It would grant the permission to the temporary ActivityRecord, not the real one, so it never got cleaned up. Also allow granting of permissions to services because... well, it would be really really useful. And it introduces some refactoring that we'll need to support cut/paste. Change-Id: If521f509042e7baad7f5dc9bec84b6ba0d90ba09
103 lines
3.5 KiB
Java
103 lines
3.5 KiB
Java
/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.server.am;
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import android.content.Intent;
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import android.net.Uri;
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import java.io.PrintWriter;
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import java.util.HashSet;
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interface UriPermissionOwner {
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void addReadPermission(UriPermission perm);
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void addWritePermission(UriPermission perm);
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void removeReadPermission(UriPermission perm);
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void removeWritePermission(UriPermission perm);
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}
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class UriPermission {
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final int uid;
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final Uri uri;
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int modeFlags = 0;
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int globalModeFlags = 0;
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final HashSet<UriPermissionOwner> readOwners = new HashSet<UriPermissionOwner>();
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final HashSet<UriPermissionOwner> writeOwners = new HashSet<UriPermissionOwner>();
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String stringName;
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UriPermission(int _uid, Uri _uri) {
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uid = _uid;
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uri = _uri;
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}
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void clearModes(int modeFlags) {
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if ((modeFlags&Intent.FLAG_GRANT_READ_URI_PERMISSION) != 0) {
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globalModeFlags &= ~Intent.FLAG_GRANT_READ_URI_PERMISSION;
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modeFlags &= ~Intent.FLAG_GRANT_READ_URI_PERMISSION;
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if (readOwners.size() > 0) {
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for (UriPermissionOwner r : readOwners) {
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r.removeReadPermission(this);
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}
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readOwners.clear();
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}
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}
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if ((modeFlags&Intent.FLAG_GRANT_WRITE_URI_PERMISSION) != 0) {
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globalModeFlags &= ~Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
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modeFlags &= ~Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
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if (readOwners.size() > 0) {
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for (UriPermissionOwner r : writeOwners) {
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r.removeWritePermission(this);
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}
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readOwners.clear();
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}
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}
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}
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public String toString() {
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if (stringName != null) {
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return stringName;
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}
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StringBuilder sb = new StringBuilder(128);
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sb.append("UriPermission{");
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sb.append(Integer.toHexString(System.identityHashCode(this)));
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sb.append(' ');
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sb.append(uri);
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sb.append('}');
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return stringName = sb.toString();
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}
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void dump(PrintWriter pw, String prefix) {
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pw.print(prefix); pw.print("modeFlags=0x");
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pw.print(Integer.toHexString(modeFlags));
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pw.print(" uid="); pw.print(uid);
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pw.print(" globalModeFlags=0x");
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pw.println(Integer.toHexString(globalModeFlags));
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if (readOwners.size() != 0) {
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pw.print(prefix); pw.println("readOwners:");
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for (UriPermissionOwner owner : readOwners) {
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pw.print(prefix); pw.print(" * "); pw.println(owner);
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}
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}
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if (writeOwners.size() != 0) {
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pw.print(prefix); pw.println("writeOwners:");
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for (UriPermissionOwner owner : writeOwners) {
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pw.print(prefix); pw.print(" * "); pw.println(owner);
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}
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}
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}
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}
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