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/*
* Copyright (C) 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.
*/
#ifndef FQNAME_H_
#define FQNAME_H_
#include <string>
#include <vector>
namespace android {
struct FQName {
__attribute__((warn_unused_result)) static bool parse(const std::string& s, FQName* into);
explicit FQName();
FQName(const std::string& package, const std::string& version, const std::string& name = "",
const std::string& valueName = "");
bool isIdentifier() const;
// Returns false if string isn't a valid FQName object.
__attribute__((warn_unused_result)) bool setTo(const std::string& s);
__attribute__((warn_unused_result)) bool setTo(const std::string& package, size_t majorVer,
size_t minorVer, const std::string& name = "",
const std::string& valueName = "");
void applyDefaults(
const std::string &defaultPackage,
const std::string &defaultVersion);
const std::string& package() const;
// Return version in the form "@1.0" if it is present, otherwise empty string.
std::string atVersion() const;
// Return version in the form "1.0" if it is present, otherwise empty string.
std::string version() const;
// Return version in the form "V1_0" if it is present, otherwise empty string.
std::string sanitizedVersion() const;
// Return true only if version is present.
bool hasVersion() const;
// Return pair of (major, minor) version. Defaults to 0, 0.
std::pair<size_t, size_t> getVersion() const;
FQName withVersion(size_t major, size_t minor) const;
// The next two methods return the name part of the FQName, that is, the
// part after the version field. For example:
//
// package android.hardware.tests.foo@1.0;
// interface IFoo {
// struct bar {
// struct baz {
// ...
// };
// };
// };
//
// package android.hardware.tests.bar@1.0;
// import android.hardware.tests.foo@1.0;
// interface {
// struct boo {
// IFoo.bar.baz base;
// };
// }
//
// The FQName for base is android.hardware.tests.foo@1.0::IFoo.bar.baz; so
// FQName::name() will return "IFoo.bar.baz". FQName::names() will return
// std::vector<std::string>{"IFoo","bar","baz"}
const std::string& name() const;
std::vector<std::string> names() const;
// The next two methods returns two parts of the FQName, that is,
// the first part package + version + name, the second part valueName.
FQName typeName() const;
const std::string& valueName() const;
// has package version and name
bool isFullyQualified() const;
// true if:
// 1. (package)?(version)?(name):(valueName)
// 2. (valueName), aka a single identifier
bool isValidValueName() const;
// Interface names start with 'I'
bool isInterfaceName() const;
std::string string() const;
bool operator<(const FQName &other) const;
bool operator==(const FQName &other) const;
bool operator!=(const FQName &other) const;
// Provides the FQName relative to "relativeTo"
// If this is android.hardware.foo@1.0::IFoo it returns
// relativeTo: android.hardware.foo@1.0::IBar - IFoo
// relativeTo: android.hardware.foo@1.2::IFoo - @1.0::IFoo
// relativeTo: android.hardware.bar@1.0::IFoo - android.hardware.foo@1.0::IFoo
std::string getRelativeFQName(const FQName& relativeTo) const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> Bar
std::string getInterfaceBaseName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> ABar
std::string getInterfaceAdapterName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> IBar
const std::string& getInterfaceName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> IHwBar
std::string getInterfaceHwName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> BpHwBar
std::string getInterfaceProxyName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> BnHwBar
std::string getInterfaceStubName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> BsBar
std::string getInterfacePassthroughName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> android.hardware.foo@1.0::BpBar
FQName getInterfaceProxyFqName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> android.hardware.foo@1.0::ABar
FQName getInterfaceAdapterFqName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> android.hardware.foo@1.0::BnBar
FQName getInterfaceStubFqName() const;
// Must be called on an interface
// android.hardware.foo@1.0::IBar
// -> android.hardware.foo@1.0::BsBar
FQName getInterfacePassthroughFqName() const;
// Replace whatever after :: with "types"
// android.hardware.foo@1.0::Abc.Type:VALUE
// -> android.hardware.foo@1.0::types
FQName getTypesForPackage() const;
// android.hardware.foo@1.0::Abc.Type:VALUE
// -> android.hardware.foo@1.0
FQName getPackageAndVersion() const;
// the following comments all assume that the FQName
// is android.hardware.foo@1.0::IBar.Baz.Bam
// returns highest type in the hidl namespace, i.e.
// android.hardware.foo@1.0::IBar
FQName getTopLevelType() const;
// returns an unambiguous fully qualified name which can be
// baked into a token, i.e.
// android_hardware_Foo_V1_0_IBar_Baz
std::string tokenName() const;
// Returns an absolute C++ namespace prefix, i.e.
// ::android::hardware::Foo::V1_0.
std::string cppNamespace() const;
// Returns a name qualified assuming we are in cppNamespace, i.e.
// IBar::Baz.
std::string cppLocalName() const;
// Returns a fully qualified absolute C++ type name, i.e.
// ::android::hardware::Foo::V1_0::IBar::Baz.
std::string cppName() const;
// Returns the java package name, i.e. "android.hardware.Foo.V1_0".
std::string javaPackage() const;
// Returns the fully qualified java type name,
// i.e. "android.hardware.Foo.V1_0.IBar.Baz"
std::string javaName() const;
bool endsWith(const FQName &other) const;
// If this is android.hardware@1.0::IFoo
// package = "and" -> false
// package = "android" -> true
// package = "android.hardware@1.0" -> false
bool inPackage(const std::string &package) const;
std::vector<std::string> getPackageComponents() const;
std::vector<std::string> getPackageAndVersionComponents(bool sanitized) const;
// return major and minor version if they exist, else abort program.
// Existence of version can be checked via hasVersion().
size_t getPackageMajorVersion() const;
size_t getPackageMinorVersion() const;
// minor-- if result doesn't underflow, else abort.
FQName downRev() const;
// minor++
FQName upRev() const;
private:
bool mIsIdentifier;
std::string mPackage;
// mMajor == 0 means empty.
size_t mMajor = 0;
size_t mMinor = 0;
std::string mName;
std::string mValueName;
void clear();
__attribute__((warn_unused_result)) bool setVersion(const std::string& v);
__attribute__((warn_unused_result)) bool parseVersion(const std::string& majorStr,
const std::string& minorStr);
__attribute__((warn_unused_result)) static bool parseVersion(const std::string& majorStr,
const std::string& minorStr,
size_t* majorVer,
size_t* minorVer);
__attribute__((warn_unused_result)) static bool parseVersion(const std::string& v,
size_t* majorVer,
size_t* minorVer);
static void clearVersion(size_t* majorVer, size_t* minorVer);
void clearVersion();
};
} // namespace android
#endif // FQNAME_H_