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/*
* Copyright 2016 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 "VtsCompilerUtils.h"
#include <limits.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <cstdint>
#include <fstream>
#include <iostream>
#include <sstream>
#include <google/protobuf/text_format.h>
#include "utils/InterfaceSpecUtil.h"
#include "utils/StringUtil.h"
#include "test/vts/proto/ComponentSpecificationMessage.pb.h"
using namespace std;
namespace android {
namespace vts {
string ComponentClassToString(int component_class) {
switch (component_class) {
case UNKNOWN_CLASS:
return "unknown_class";
case HAL_CONVENTIONAL:
return "hal_conventional";
case HAL_CONVENTIONAL_SUBMODULE:
return "hal_conventional_submodule";
case HAL_HIDL:
return "hal_hidl";
case HAL_HIDL_WRAPPED_CONVENTIONAL:
return "hal_hidl_wrapped_conventional";
case HAL_LEGACY:
return "hal_legacy";
case LIB_SHARED:
return "lib_shared";
}
cerr << "error: invalid component_class " << component_class << endl;
exit(-1);
}
string ComponentTypeToString(int component_type) {
switch (component_type) {
case UNKNOWN_TYPE:
return "unknown_type";
case AUDIO:
return "audio";
case CAMERA:
return "camera";
case GPS:
return "gps";
case LIGHT:
return "light";
case WIFI:
return "wifi";
case MOBILE:
return "mobile";
case BLUETOOTH:
return "bluetooth";
case TV_INPUT:
return "tv_input";
case NFC:
return "nfc";
case VEHICLE:
return "vehicle";
case VIBRATOR:
return "vibrator";
case THERMAL:
return "thermal";
case CONTEXTHUB:
return "contexthub";
case SENSORS:
return "sensors";
case VR:
return "vr";
case GRAPHICS_ALLOCATOR:
return "graphics_allocator";
case GRAPHICS_MAPPER:
return "graphics_mapper";
case GRAPHICS_COMPOSER:
return "graphics_composer";
case BIONIC_LIBM:
return "bionic_libm";
case TV_CEC:
return "tv_cec";
case RADIO:
return "radio";
case MEDIA_OMX:
return "media_omx";
case BIONIC_LIBC:
return "bionic_libc";
case VNDK_LIBCUTILS:
return "vndk_libcutils";
}
cerr << "error: invalid component_type " << component_type << endl;
exit(-1);
}
string GetCppVariableType(const std::string scalar_type_string) {
if (scalar_type_string == "void" ||
scalar_type_string == "int32_t" || scalar_type_string == "uint32_t" ||
scalar_type_string == "int8_t" || scalar_type_string == "uint8_t" ||
scalar_type_string == "int64_t" || scalar_type_string == "uint64_t" ||
scalar_type_string == "int16_t" || scalar_type_string == "uint16_t") {
return scalar_type_string;
} else if (scalar_type_string == "bool_t") {
return "bool";
} else if (scalar_type_string == "float_t") {
return "float";
} else if (scalar_type_string == "double_t") {
return "double";
} else if (scalar_type_string == "ufloat") {
return "unsigned float";
} else if (scalar_type_string == "udouble") {
return "unsigned double";
} else if (scalar_type_string == "string") {
return "std::string";
} else if (scalar_type_string == "pointer") {
return "void*";
} else if (scalar_type_string == "char_pointer") {
return "char*";
} else if (scalar_type_string == "uchar_pointer") {
return "unsigned char*";
} else if (scalar_type_string == "void_pointer") {
return "void*";
} else if (scalar_type_string == "function_pointer") {
return "void*";
}
cerr << __func__ << ":" << __LINE__ << " "
<< "error: unknown scalar_type " << scalar_type_string << endl;
exit(-1);
}
string GetCppVariableType(const VariableSpecificationMessage& arg,
bool generate_const) {
string result;
switch (arg.type()) {
case TYPE_VOID:
{
return "void";
}
case TYPE_PREDEFINED:
{
result = arg.predefined_type();
break;
}
case TYPE_SCALAR:
{
result = GetCppVariableType(arg.scalar_type());
break;
}
case TYPE_STRING:
{
result = "::android::hardware::hidl_string";
break;
}
case TYPE_ENUM:
{
if (!arg.has_enum_value() && arg.has_predefined_type()) {
result = arg.predefined_type();
} else if (arg.has_enum_value() && arg.has_name()) {
result = arg.name(); // nested enum type.
} else {
cerr << __func__ << ":" << __LINE__
<< " ERROR no predefined_type set for enum variable" << endl;
exit(-1);
}
break;
}
case TYPE_VECTOR:
{
string element_type = GetCppVariableType(arg.vector_value(0));
result = "::android::hardware::hidl_vec<" + element_type + ">";
break;
}
case TYPE_ARRAY:
{
VariableSpecificationMessage cur_val = arg;
vector<int32_t> array_sizes;
while (cur_val.type() == TYPE_ARRAY) {
array_sizes.push_back(cur_val.vector_size());
VariableSpecificationMessage temp = cur_val.vector_value(0);
cur_val = temp;
}
string element_type = GetCppVariableType(cur_val);
result = "::android::hardware::hidl_array<" + element_type + ", ";
for (size_t i = 0; i < array_sizes.size(); i++) {
result += to_string(array_sizes[i]);
if (i != array_sizes.size() - 1) result += ", ";
}
result += ">";
break;
}
case TYPE_STRUCT:
{
if (arg.struct_value_size() == 0 && arg.has_predefined_type()) {
result = arg.predefined_type();
} else if (arg.has_struct_type()) {
result = arg.struct_type();
} else if (arg.sub_struct_size() > 0 || arg.struct_value_size() > 0) {
result = arg.name();
} else {
cerr << __func__ << ":" << __LINE__ << " ERROR"
<< " no predefined_type, struct_type, nor sub_struct set"
<< " for struct variable"
<< " (arg name " << arg.name() << ")" << endl;
exit(-1);
}
break;
}
case TYPE_UNION:
{
if (arg.union_value_size() == 0 && arg.has_predefined_type()) {
result = arg.predefined_type();
} else if (arg.has_union_type()) {
result = arg.union_type();
} else {
cerr << __func__ << ":" << __LINE__
<< " ERROR no predefined_type or union_type set for union"
<< " variable" << endl;
exit(-1);
}
break;
}
case TYPE_SAFE_UNION: {
if (arg.safe_union_value_size() == 0 && arg.has_predefined_type()) {
result = arg.predefined_type();
} else {
cerr << __func__ << ":" << __LINE__
<< " ERROR no predefined_type set for safe union"
<< " variable" << endl;
exit(-1);
}
break;
}
case TYPE_HIDL_CALLBACK:
{
if (arg.has_predefined_type()) {
result = "sp<" + arg.predefined_type() + ">";
} else {
cerr << __func__ << ":" << __LINE__
<< " ERROR no predefined_type set for hidl callback variable"
<< endl;
exit(-1);
}
break;
}
case TYPE_HANDLE:
{
result = "::android::hardware::hidl_handle";
break;
}
case TYPE_HIDL_INTERFACE:
{
if (arg.has_predefined_type()) {
result = "sp<" + arg.predefined_type() + ">";
} else {
cerr << __func__ << ":" << __LINE__
<< " ERROR no predefined_type set for hidl interface variable"
<< endl;
exit(-1);
}
break;
}
case TYPE_MASK:
{
result = GetCppVariableType(arg.scalar_type());
break;
}
case TYPE_HIDL_MEMORY:
{
result = "::android::hardware::hidl_memory";
break;
}
case TYPE_POINTER:
{
result = "void*";
if (generate_const) {
result = "const " + result;
}
return result;
}
case TYPE_FMQ_SYNC:
{
string element_type = GetCppVariableType(arg.fmq_value(0));
result = "::android::hardware::MQDescriptorSync<" + element_type + ">";
break;
}
case TYPE_FMQ_UNSYNC:
{
string element_type = GetCppVariableType(arg.fmq_value(0));
result = "::android::hardware::MQDescriptorUnsync<" + element_type + ">";
break;
}
case TYPE_REF:
{
VariableSpecificationMessage cur_val = arg;
int ref_depth = 0;
while (cur_val.type() == TYPE_REF) {
ref_depth++;
VariableSpecificationMessage temp = cur_val.ref_value();
cur_val = temp;
}
string element_type = GetCppVariableType(cur_val);
result = element_type;
for (int i = 0; i < ref_depth; i++) {
result += " const*";
}
return result;
break;
}
default:
{
cerr << __func__ << ":" << __LINE__ << " " << ": type " << arg.type()
<< " not supported" << endl;
exit(-1);
}
}
if (generate_const) {
return "const " + result + "&";
}
return result;
}
string GetConversionToProtobufFunctionName(VariableSpecificationMessage arg) {
if (arg.type() == TYPE_PREDEFINED) {
if (arg.predefined_type() == "camera_info_t*") {
return "ConvertCameraInfoToProtobuf";
} else if (arg.predefined_type() == "hw_device_t**") {
return "";
} else {
cerr << __FILE__ << ":" << __LINE__ << " "
<< "error: unknown instance type " << arg.predefined_type() << endl;
}
}
cerr << __FUNCTION__ << ": non-supported type " << arg.type() << endl;
exit(-1);
}
string GetCppInstanceType(
const VariableSpecificationMessage& arg,
const string& msg,
const ComponentSpecificationMessage* message) {
switch(arg.type()) {
case TYPE_PREDEFINED: {
if (arg.predefined_type() == "struct light_state_t*") {
if (msg.length() == 0) {
return "GenerateLightState()";
} else {
return "GenerateLightStateUsingMessage(" + msg + ")";
}
} else if (arg.predefined_type() == "GpsCallbacks*") {
return "GenerateGpsCallbacks()";
} else if (arg.predefined_type() == "GpsUtcTime") {
return "GenerateGpsUtcTime()";
} else if (arg.predefined_type() == "vts_gps_latitude") {
return "GenerateLatitude()";
} else if (arg.predefined_type() == "vts_gps_longitude") {
return "GenerateLongitude()";
} else if (arg.predefined_type() == "vts_gps_accuracy") {
return "GenerateGpsAccuracy()";
} else if (arg.predefined_type() == "vts_gps_flags_uint16") {
return "GenerateGpsFlagsUint16()";
} else if (arg.predefined_type() == "GpsPositionMode") {
return "GenerateGpsPositionMode()";
} else if (arg.predefined_type() == "GpsPositionRecurrence") {
return "GenerateGpsPositionRecurrence()";
} else if (arg.predefined_type() == "hw_module_t*") {
return "(hw_module_t*) malloc(sizeof(hw_module_t))";
} else if (arg.predefined_type() == "hw_module_t**") {
return "(hw_module_t**) malloc(sizeof(hw_module_t*))";
} else if (arg.predefined_type() == "hw_device_t**") {
return "(hw_device_t**) malloc(sizeof(hw_device_t*))";
} else if (arg.predefined_type() == "camera_info_t*") {
if (msg.length() == 0) {
return "GenerateCameraInfo()";
} else {
return "GenerateCameraInfoUsingMessage(" + msg + ")";
}
} else if (arg.predefined_type() == "camera_module_callbacks_t*") {
return "GenerateCameraModuleCallbacks()";
} else if (arg.predefined_type() == "camera_notify_callback") {
return "GenerateCameraNotifyCallback()";
} else if (arg.predefined_type() == "camera_data_callback") {
return "GenerateCameraDataCallback()";
} else if (arg.predefined_type() == "camera_data_timestamp_callback") {
return "GenerateCameraDataTimestampCallback()";
} else if (arg.predefined_type() == "camera_request_memory") {
return "GenerateCameraRequestMemory()";
} else if (arg.predefined_type() == "wifi_handle*") {
return "(wifi_handle*) malloc(sizeof(wifi_handle))";
} else if (arg.predefined_type() == "struct camera_device*") {
return "(struct camera_device*) malloc(sizeof(struct camera_device))";
} else if (arg.predefined_type() == "struct preview_stream_ops*") {
return "(preview_stream_ops*) malloc(sizeof(preview_stream_ops))";
} else if (endsWith(arg.predefined_type(), "*")) {
// known use cases: bt_callbacks_t
return "(" + arg.predefined_type() + ") malloc(sizeof("
+ arg.predefined_type().substr(0, arg.predefined_type().size() - 1)
+ "))";
} else {
cerr << __func__ << ":" << __LINE__ << " "
<< "error: unknown instance type " << arg.predefined_type() << endl;
}
break;
}
case TYPE_SCALAR: {
if (arg.scalar_type() == "bool_t") {
return "RandomBool()";
} else if (arg.scalar_type() == "uint32_t") {
return "RandomUint32()";
} else if (arg.scalar_type() == "int32_t") {
return "RandomInt32()";
} else if (arg.scalar_type() == "uint64_t") {
return "RandomUint64()";
} else if (arg.scalar_type() == "int64_t") {
return "RandomInt64()";
} else if (arg.scalar_type() == "uint16_t") {
return "RandomUint16()";
} else if (arg.scalar_type() == "int16_t") {
return "RandomInt16()";
} else if (arg.scalar_type() == "uint8_t") {
return "RandomUint8()";
} else if (arg.scalar_type() == "int8_t") {
return "RandomInt8()";
} else if (arg.scalar_type() == "float_t") {
return "RandomFloat()";
} else if (arg.scalar_type() == "double_t") {
return "RandomDouble()";
} else if (arg.scalar_type() == "char_pointer") {
return "RandomCharPointer()";
} else if (arg.scalar_type() == "uchar_pointer") {
return "(unsigned char*) RandomCharPointer()";
} else if (arg.scalar_type() == "pointer" ||
arg.scalar_type() == "void_pointer") {
return "RandomVoidPointer()";
}
cerr << __FILE__ << ":" << __LINE__ << " "
<< "error: unsupported scalar data type " << arg.scalar_type() << endl;
exit(-1);
}
case TYPE_ENUM:
case TYPE_MASK: {
if (!arg.has_enum_value() && arg.has_predefined_type()) {
if (!message || message->component_class() != HAL_HIDL) {
return "(" + arg.predefined_type() + ") RandomUint32()";
} else {
std::string predefined_type_name = arg.predefined_type();
ReplaceSubString(predefined_type_name, "::", "__");
return "Random" + predefined_type_name + "()";
// TODO: generate a function which can dynamically choose the value.
/* for (const auto& attribute : message->attribute()) {
if (attribute.type() == TYPE_ENUM &&
attribute.name() == arg.predefined_type()) {
// TODO: pick at runtime
return message->component_name() + "::"
+ arg.predefined_type() + "::"
+ attribute.enum_value().enumerator(0);
}
} */
}
} else {
cerr << __func__
<< " ENUM either has enum value or doesn't have predefined type"
<< endl;
exit(-1);
}
break;
}
case TYPE_STRING: {
return "android::hardware::hidl_string(RandomCharPointer())";
}
case TYPE_STRUCT: {
if (arg.struct_value_size() == 0 && arg.has_predefined_type()) {
return message->component_name() + "::" + arg.predefined_type() + "()";
}
break;
}
case TYPE_VECTOR: { // only for HAL_HIDL
// TODO: generate code that initializes a local hidl_vec.
return "";
}
case TYPE_HIDL_CALLBACK: {
return arg.predefined_type() + "()";
}
default:
break;
}
cerr << __func__ << ": error: unsupported type " << arg.type() << endl;
exit(-1);
}
int vts_fs_mkdirs(char* file_path, mode_t mode) {
char* p;
for (p = strchr(file_path + 1, '/'); p; p = strchr(p + 1, '/')) {
*p = '\0';
if (mkdir(file_path, mode) == -1) {
if (errno != EEXIST) {
*p = '/';
return -1;
}
}
*p = '/';
}
return 0;
}
string ClearStringWithNameSpaceAccess(const string& str) {
string result = str;
ReplaceSubString(result, "::", "__");
return result;
}
// Returns a string which joins the given dir_path and file_name.
string PathJoin(const char* dir_path, const char* file_name) {
string result;
if (dir_path) {
result = dir_path;
if (!file_name) return result;
} else if (!file_name) return result;
if (file_name[0] != '.') {
if (result.c_str()[result.length()-1] != '/') {
result += "/";
}
}
result += file_name;
return result;
}
// Returns a string which remove given base_path from file_path if included.
string RemoveBaseDir(const string& file_path, const string& base_path) {
if (base_path.empty() ||
strncmp(file_path.c_str(), base_path.c_str(), base_path.length())) {
return file_path;
}
string result;
result = &file_path.c_str()[base_path.length()];
if (result.c_str()[0] == '/') {
result = &result.c_str()[1];
}
return result;
}
string GetPackageName(const ComponentSpecificationMessage& message) {
if (!message.package().empty()) {
return message.package();
}
return "";
}
string GetPackagePath(const ComponentSpecificationMessage& message) {
string package_path = GetPackageName(message);
ReplaceSubString(package_path, ".", "/");
return package_path;
}
string GetPackageNamespaceToken(const ComponentSpecificationMessage& message) {
string package_token = GetPackageName(message);
ReplaceSubString(package_token, ".", "::");
return package_token;
}
string GetVersion(const ComponentSpecificationMessage& message,
bool for_macro) {
return GetVersionString(message.component_type_version_major(),
message.component_type_version_minor(), for_macro);
}
int GetMajorVersion(const ComponentSpecificationMessage& message) {
return message.component_type_version_major();
}
int GetMinorVersion(const ComponentSpecificationMessage& message) {
return message.component_type_version_minor();
}
string GetComponentBaseName(const ComponentSpecificationMessage& message) {
if (!message.component_name().empty()) {
return (message.component_name() == "types"
? "types"
: message.component_name().substr(1));
} else
return GetComponentName(message);
}
string GetComponentName(const ComponentSpecificationMessage& message) {
if (!message.component_name().empty()) {
return message.component_name();
}
string component_name = message.original_data_structure_name();
while (!component_name.empty()
&& (std::isspace(component_name.back()) || component_name.back() == '*')) {
component_name.pop_back();
}
const auto pos = component_name.find_last_of(" ");
if (pos != std::string::npos) {
component_name = component_name.substr(pos + 1);
}
return component_name;
}
FQName GetFQName(const ComponentSpecificationMessage& message) {
return FQName(message.package(),
GetVersionString(message.component_type_version_major(),
message.component_type_version_minor()),
GetComponentName(message));
}
string GetVarString(const string& var_name) {
string var_str = var_name;
for (size_t i = 0; i < var_name.length(); i++) {
if (!isdigit(var_str[i]) && !isalpha(var_str[i])) {
var_str[i] = '_';
}
}
return var_str;
}
} // namespace vts
} // namespace android