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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <map>
#include <string>
#include <google/protobuf/compiler/objectivec/objectivec_primitive_field.h>
#include <google/protobuf/stubs/common.h>
#include <google/protobuf/compiler/objectivec/objectivec_helpers.h>
#include <google/protobuf/io/printer.h>
#include <google/protobuf/wire_format.h>
#include <google/protobuf/wire_format_lite_inl.h>
#include <google/protobuf/stubs/strutil.h>
#include <google/protobuf/stubs/substitute.h>
namespace google {
namespace protobuf {
namespace compiler {
namespace objectivec {
using internal::WireFormat;
using internal::WireFormatLite;
namespace {
const char* PrimitiveTypeName(const FieldDescriptor* descriptor) {
ObjectiveCType type = GetObjectiveCType(descriptor);
switch (type) {
case OBJECTIVECTYPE_INT32:
return "int32_t";
case OBJECTIVECTYPE_UINT32:
return "uint32_t";
case OBJECTIVECTYPE_INT64:
return "int64_t";
case OBJECTIVECTYPE_UINT64:
return "uint64_t";
case OBJECTIVECTYPE_FLOAT:
return "float";
case OBJECTIVECTYPE_DOUBLE:
return "double";
case OBJECTIVECTYPE_BOOLEAN:
return "BOOL";
case OBJECTIVECTYPE_STRING:
return "NSString";
case OBJECTIVECTYPE_DATA:
return "NSData";
case OBJECTIVECTYPE_ENUM:
return "int32_t";
case OBJECTIVECTYPE_MESSAGE:
return NULL; // Messages go through objectivec_message_field.cc|h.
}
// Some compilers report reaching end of function even though all cases of
// the enum are handed in the switch.
GOOGLE_LOG(FATAL) << "Can't get here.";
return NULL;
}
const char* PrimitiveArrayTypeName(const FieldDescriptor* descriptor) {
ObjectiveCType type = GetObjectiveCType(descriptor);
switch (type) {
case OBJECTIVECTYPE_INT32:
return "Int32";
case OBJECTIVECTYPE_UINT32:
return "UInt32";
case OBJECTIVECTYPE_INT64:
return "Int64";
case OBJECTIVECTYPE_UINT64:
return "UInt64";
case OBJECTIVECTYPE_FLOAT:
return "Float";
case OBJECTIVECTYPE_DOUBLE:
return "Double";
case OBJECTIVECTYPE_BOOLEAN:
return "Bool";
case OBJECTIVECTYPE_STRING:
return ""; // Want NSArray
case OBJECTIVECTYPE_DATA:
return ""; // Want NSArray
case OBJECTIVECTYPE_ENUM:
return "Enum";
case OBJECTIVECTYPE_MESSAGE:
// Want NSArray (but goes through objectivec_message_field.cc|h).
return "";
}
// Some compilers report reaching end of function even though all cases of
// the enum are handed in the switch.
GOOGLE_LOG(FATAL) << "Can't get here.";
return NULL;
}
void SetPrimitiveVariables(const FieldDescriptor* descriptor,
map<string, string>* variables) {
std::string primitive_name = PrimitiveTypeName(descriptor);
(*variables)["type"] = primitive_name;
(*variables)["storage_type"] = primitive_name;
}
} // namespace
PrimitiveFieldGenerator::PrimitiveFieldGenerator(
const FieldDescriptor* descriptor, const Options& options)
: SingleFieldGenerator(descriptor, options) {
SetPrimitiveVariables(descriptor, &variables_);
}
PrimitiveFieldGenerator::~PrimitiveFieldGenerator() {}
void PrimitiveFieldGenerator::GenerateFieldStorageDeclaration(
io::Printer* printer) const {
if (GetObjectiveCType(descriptor_) == OBJECTIVECTYPE_BOOLEAN) {
// Nothing, BOOLs are stored in the has bits.
} else {
SingleFieldGenerator::GenerateFieldStorageDeclaration(printer);
}
}
int PrimitiveFieldGenerator::ExtraRuntimeHasBitsNeeded(void) const {
if (GetObjectiveCType(descriptor_) == OBJECTIVECTYPE_BOOLEAN) {
// Reserve a bit for the storage of the boolean.
return 1;
}
return 0;
}
void PrimitiveFieldGenerator::SetExtraRuntimeHasBitsBase(int has_base) {
if (GetObjectiveCType(descriptor_) == OBJECTIVECTYPE_BOOLEAN) {
// Set into the offset the has bit to use for the actual value.
variables_["storage_offset_value"] = SimpleItoa(has_base);
variables_["storage_offset_comment"] =
" // Stored in _has_storage_ to save space.";
}
}
PrimitiveObjFieldGenerator::PrimitiveObjFieldGenerator(
const FieldDescriptor* descriptor, const Options& options)
: ObjCObjFieldGenerator(descriptor, options) {
SetPrimitiveVariables(descriptor, &variables_);
variables_["property_storage_attribute"] = "copy";
}
PrimitiveObjFieldGenerator::~PrimitiveObjFieldGenerator() {}
RepeatedPrimitiveFieldGenerator::RepeatedPrimitiveFieldGenerator(
const FieldDescriptor* descriptor, const Options& options)
: RepeatedFieldGenerator(descriptor, options) {
SetPrimitiveVariables(descriptor, &variables_);
string base_name = PrimitiveArrayTypeName(descriptor);
if (base_name.length()) {
variables_["array_storage_type"] = "GPB" + base_name + "Array";
} else {
variables_["array_storage_type"] = "NSMutableArray";
variables_["array_property_type"] =
"NSMutableArray<" + variables_["storage_type"] + "*>";
}
}
RepeatedPrimitiveFieldGenerator::~RepeatedPrimitiveFieldGenerator() {}
} // namespace objectivec
} // namespace compiler
} // namespace protobuf
} // namespace google
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