| /* |
| * Copyright 2013 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. |
| */ |
| |
| #include <binder/Parcel.h> |
| #include <binder/ProcessState.h> |
| #include <binder/IServiceManager.h> |
| #include <binder/TextOutput.h> |
| |
| #include <getopt.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <sys/time.h> |
| |
| using namespace android; |
| |
| void writeString16(Parcel& parcel, const char* string) |
| { |
| if (string != NULL) |
| { |
| parcel.writeString16(String16(string)); |
| } |
| else |
| { |
| parcel.writeInt32(-1); |
| } |
| } |
| |
| // get the name of the generic interface we hold a reference to |
| static String16 get_interface_name(sp<IBinder> service) |
| { |
| if (service != NULL) { |
| Parcel data, reply; |
| status_t err = service->transact(IBinder::INTERFACE_TRANSACTION, data, &reply); |
| if (err == NO_ERROR) { |
| return reply.readString16(); |
| } |
| } |
| return String16(); |
| } |
| |
| static String8 good_old_string(const String16& src) |
| { |
| String8 name8; |
| char ch8[2]; |
| ch8[1] = 0; |
| for (unsigned j = 0; j < src.size(); j++) { |
| char16_t ch = src[j]; |
| if (ch < 128) ch8[0] = (char)ch; |
| name8.append(ch8); |
| } |
| return name8; |
| } |
| |
| int main(int argc, char* const argv[]) |
| { |
| bool wantsUsage = false; |
| int result = 0; |
| |
| while (1) { |
| int ic = getopt(argc, argv, "h?"); |
| if (ic < 0) |
| break; |
| |
| switch (ic) { |
| case 'h': |
| case '?': |
| wantsUsage = true; |
| break; |
| default: |
| aerr << "service: Unknown option -" << ic << endl; |
| wantsUsage = true; |
| result = 10; |
| break; |
| } |
| } |
| #ifdef VENDORSERVICES |
| ProcessState::initWithDriver("/dev/vndbinder"); |
| #endif |
| sp<IServiceManager> sm = defaultServiceManager(); |
| fflush(stdout); |
| if (sm == NULL) { |
| aerr << "service: Unable to get default service manager!" << endl; |
| return 20; |
| } |
| |
| if (optind >= argc) { |
| wantsUsage = true; |
| } else if (!wantsUsage) { |
| if (strcmp(argv[optind], "check") == 0) { |
| optind++; |
| if (optind < argc) { |
| sp<IBinder> service = sm->checkService(String16(argv[optind])); |
| aout << "Service " << argv[optind] << |
| (service == NULL ? ": not found" : ": found") << endl; |
| } else { |
| aerr << "service: No service specified for check" << endl; |
| wantsUsage = true; |
| result = 10; |
| } |
| } |
| else if (strcmp(argv[optind], "list") == 0) { |
| Vector<String16> services = sm->listServices(); |
| aout << "Found " << services.size() << " services:" << endl; |
| for (unsigned i = 0; i < services.size(); i++) { |
| String16 name = services[i]; |
| sp<IBinder> service = sm->checkService(name); |
| aout << i |
| << "\t" << good_old_string(name) |
| << ": [" << good_old_string(get_interface_name(service)) << "]" |
| << endl; |
| } |
| } else if (strcmp(argv[optind], "call") == 0) { |
| optind++; |
| if (optind+1 < argc) { |
| int serviceArg = optind; |
| sp<IBinder> service = sm->checkService(String16(argv[optind++])); |
| String16 ifName = get_interface_name(service); |
| int32_t code = atoi(argv[optind++]); |
| if (service != NULL && ifName.size() > 0) { |
| Parcel data, reply; |
| |
| // the interface name is first |
| data.writeInterfaceToken(ifName); |
| |
| // then the rest of the call arguments |
| while (optind < argc) { |
| if (strcmp(argv[optind], "i32") == 0) { |
| optind++; |
| if (optind >= argc) { |
| aerr << "service: no integer supplied for 'i32'" << endl; |
| wantsUsage = true; |
| result = 10; |
| break; |
| } |
| data.writeInt32(atoi(argv[optind++])); |
| } else if (strcmp(argv[optind], "i64") == 0) { |
| optind++; |
| if (optind >= argc) { |
| aerr << "service: no integer supplied for 'i64'" << endl; |
| wantsUsage = true; |
| result = 10; |
| break; |
| } |
| data.writeInt64(atoll(argv[optind++])); |
| } else if (strcmp(argv[optind], "s16") == 0) { |
| optind++; |
| if (optind >= argc) { |
| aerr << "service: no string supplied for 's16'" << endl; |
| wantsUsage = true; |
| result = 10; |
| break; |
| } |
| data.writeString16(String16(argv[optind++])); |
| } else if (strcmp(argv[optind], "f") == 0) { |
| optind++; |
| if (optind >= argc) { |
| aerr << "service: no number supplied for 'f'" << endl; |
| wantsUsage = true; |
| result = 10; |
| break; |
| } |
| data.writeFloat(atof(argv[optind++])); |
| } else if (strcmp(argv[optind], "d") == 0) { |
| optind++; |
| if (optind >= argc) { |
| aerr << "service: no number supplied for 'd'" << endl; |
| wantsUsage = true; |
| result = 10; |
| break; |
| } |
| data.writeDouble(atof(argv[optind++])); |
| } else if (strcmp(argv[optind], "null") == 0) { |
| optind++; |
| data.writeStrongBinder(NULL); |
| } else if (strcmp(argv[optind], "intent") == 0) { |
| |
| char* action = NULL; |
| char* dataArg = NULL; |
| char* type = NULL; |
| int launchFlags = 0; |
| char* component = NULL; |
| int categoryCount = 0; |
| char* categories[16]; |
| |
| char* context1 = NULL; |
| |
| optind++; |
| |
| while (optind < argc) |
| { |
| char* key = strtok_r(argv[optind], "=", &context1); |
| char* value = strtok_r(NULL, "=", &context1); |
| |
| // we have reached the end of the XXX=XXX args. |
| if (key == NULL) break; |
| |
| if (strcmp(key, "action") == 0) |
| { |
| action = value; |
| } |
| else if (strcmp(key, "data") == 0) |
| { |
| dataArg = value; |
| } |
| else if (strcmp(key, "type") == 0) |
| { |
| type = value; |
| } |
| else if (strcmp(key, "launchFlags") == 0) |
| { |
| launchFlags = atoi(value); |
| } |
| else if (strcmp(key, "component") == 0) |
| { |
| component = value; |
| } |
| else if (strcmp(key, "categories") == 0) |
| { |
| char* context2 = NULL; |
| int categoryCount = 0; |
| categories[categoryCount] = strtok_r(value, ",", &context2); |
| |
| while (categories[categoryCount] != NULL) |
| { |
| categoryCount++; |
| categories[categoryCount] = strtok_r(NULL, ",", &context2); |
| } |
| } |
| |
| optind++; |
| } |
| |
| writeString16(data, action); |
| writeString16(data, dataArg); |
| writeString16(data, type); |
| data.writeInt32(launchFlags); |
| writeString16(data, component); |
| |
| if (categoryCount > 0) |
| { |
| data.writeInt32(categoryCount); |
| for (int i = 0 ; i < categoryCount ; i++) |
| { |
| writeString16(data, categories[i]); |
| } |
| } |
| else |
| { |
| data.writeInt32(0); |
| } |
| |
| // for now just set the extra field to be null. |
| data.writeInt32(-1); |
| } else { |
| aerr << "service: unknown option " << argv[optind] << endl; |
| wantsUsage = true; |
| result = 10; |
| break; |
| } |
| } |
| |
| service->transact(code, data, &reply); |
| aout << "Result: " << reply << endl; |
| } else { |
| aerr << "service: Service " << argv[serviceArg] |
| << " does not exist" << endl; |
| result = 10; |
| } |
| } else { |
| if (optind < argc) { |
| aerr << "service: No service specified for call" << endl; |
| } else { |
| aerr << "service: No code specified for call" << endl; |
| } |
| wantsUsage = true; |
| result = 10; |
| } |
| } else { |
| aerr << "service: Unknown command " << argv[optind] << endl; |
| wantsUsage = true; |
| result = 10; |
| } |
| } |
| |
| if (wantsUsage) { |
| aout << "Usage: service [-h|-?]\n" |
| " service list\n" |
| " service check SERVICE\n" |
| " service call SERVICE CODE [i32 N | i64 N | f N | d N | s16 STR ] ...\n" |
| "Options:\n" |
| " i32: Write the 32-bit integer N into the send parcel.\n" |
| " i64: Write the 64-bit integer N into the send parcel.\n" |
| " f: Write the 32-bit single-precision number N into the send parcel.\n" |
| " d: Write the 64-bit double-precision number N into the send parcel.\n" |
| " s16: Write the UTF-16 string STR into the send parcel.\n"; |
| // " intent: Write and Intent int the send parcel. ARGS can be\n" |
| // " action=STR data=STR type=STR launchFlags=INT component=STR categories=STR[,STR,...]\n"; |
| return result; |
| } |
| |
| return result; |
| } |
| |
