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Merge branch 'google3'

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Change-Id: I674779bb692da84fd8718bb59ffa3eecf9011a3f
This commit is contained in:
Alexey Polyudov
2020-10-22 11:07:51 -07:00
parent 035cbd435e 2155b3ddeb
commit db71c4c13d
551 changed files with 13692 additions and 42984 deletions
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cpp/platform/impl/shared/BUILD
+13 -29
View File
@@ -1,18 +1,16 @@
cc_library(
name = "posix_lock",
name = "posix_mutex",
srcs = [
"posix_lock.cc",
"posix_mutex.cc",
],
hdrs = [
"posix_lock.h",
"posix_mutex.h",
],
visibility = [
"//googlemac/iPhone/Shared/Nearby/Connections:__subpackages__",
"//platform/impl:__subpackages__",
],
deps = [
"//platform/api",
],
deps = ["//platform/api:types"],
)
cc_library(
@@ -25,49 +23,35 @@ cc_library(
],
visibility = [
"//googlemac/iPhone/Shared/Nearby/Connections:__subpackages__",
"//platform/impl:__subpackages__",
],
deps = [
":posix_lock",
"//platform:types",
"//platform/api:condition_variable",
":posix_mutex",
"//platform/api:types",
],
)
cc_library(
name = "atomic_boolean",
hdrs = ["atomic_boolean_impl.h"],
visibility = [
"//googlemac/iPhone/Shared/Nearby/Connections:__subpackages__",
"//platform/impl:__subpackages__",
],
deps = ["//platform/api"],
)
cc_library(
name = "file",
srcs = ["file_impl.cc"],
hdrs = ["file_impl.h"],
srcs = ["file.cc"],
hdrs = ["file.h"],
visibility = [
"//googlemac/iPhone/Shared/Nearby/Connections:__subpackages__",
"//core:__subpackages__",
"//platform/impl:__subpackages__",
],
deps = [
"//platform:types",
"//platform/api",
"//platform/api:types",
"//platform/base",
"//absl/strings",
],
)
cc_test(
name = "file_test",
timeout = "short",
srcs = [
"file_impl_test.cc",
],
srcs = ["file_test.cc"],
deps = [
":file",
"//file/util:temp_path",
"//platform/base",
"//testing/base/public:gunit_main",
"//absl/strings",
],
cpp/platform/impl/shared/CMakeLists.txt
-87
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@@ -1,87 +0,0 @@
add_library(platform_impl_shared_posix_lock STATIC)
target_sources(platform_impl_shared_posix_lock
PRIVATE
"posix_lock.cc"
PUBLIC
"posix_lock.h"
)
target_include_directories(platform_impl_shared_posix_lock
PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}
)
target_link_libraries(platform_impl_shared_posix_lock
PUBLIC
platform_api
platform_types
)
add_library(platform_impl_shared_posix_condition_variable STATIC)
target_sources(platform_impl_shared_posix_condition_variable
PRIVATE
"posix_condition_variable.cc"
PUBLIC
"posix_condition_variable.h"
)
target_include_directories(platform_impl_shared_posix_condition_variable
PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}
)
target_link_libraries(platform_impl_shared_posix_condition_variable
PUBLIC
platform_api
platform_impl_shared_posix_lock
platform_types
absl::raw_logging_internal
)
add_library(platform_impl_shared_file STATIC)
target_sources(platform_impl_shared_file
PRIVATE
"file_impl.cc"
PUBLIC
"file_impl.h"
)
target_include_directories(platform_impl_shared_file
PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}
)
target_link_libraries(platform_impl_shared_file
PUBLIC
platform_api
platform_types
)
add_library(platform_impl_shared_atomic_boolean STATIC)
target_sources(platform_impl_shared_atomic_boolean
PUBLIC
"atomic_boolean_impl.h"
)
target_include_directories(platform_impl_shared_atomic_boolean
PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}
)
target_link_libraries(platform_impl_shared_atomic_boolean
PUBLIC
platform_api
platform_types
)
set_target_properties(platform_impl_shared_atomic_boolean
PROPERTIES
LINKER_LANGUAGE CXX
)
add_subdirectory(sample)
cpp/platform/impl/shared/atomic_boolean_impl.h
-33
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@@ -1,33 +0,0 @@
#ifndef PLATFORM_IMPL_SHARED_ATOMIC_BOOLEAN_IMPL_H_
#define PLATFORM_IMPL_SHARED_ATOMIC_BOOLEAN_IMPL_H_
#include <atomic>
#include "platform/api/atomic_boolean.h"
namespace location {
namespace nearby {
class AtomicBooleanImpl : public AtomicBoolean {
public:
explicit AtomicBooleanImpl(bool initial_value) : value_(initial_value) {}
~AtomicBooleanImpl() override = default;
// AtomicBoolean:
bool get() override {
return value_.load();
}
// AtomicBoolean:
void set(bool value) override {
value_.store(value);
}
private:
std::atomic_bool value_;
};
} // namespace nearby
} // namespace location
#endif // PLATFORM_IMPL_SHARED_ATOMIC_BOOLEAN_IMPL_H_
cpp/platform/impl/shared/file.cc
+81
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@@ -0,0 +1,81 @@
#include "platform/impl/shared/file.h"
#include <cstddef>
#include <memory>
#include "platform/base/exception.h"
#include "absl/strings/string_view.h"
namespace location {
namespace nearby {
namespace shared {
// InputFile
InputFile::InputFile(const std::string& path, std::int64_t size)
: file_(path), path_(path), total_size_(size) {}
ExceptionOr<ByteArray> InputFile::Read(std::int64_t size) {
if (!file_.is_open()) {
return ExceptionOr<ByteArray>{Exception::kIo};
}
if (file_.peek() == EOF) {
return ExceptionOr<ByteArray>{ByteArray{}};
}
if (!file_.good()) {
return ExceptionOr<ByteArray>{Exception::kIo};
}
ByteArray bytes(size);
std::unique_ptr<char[]> read_bytes{new char[size]};
file_.read(read_bytes.get(), static_cast<ptrdiff_t>(size));
auto num_bytes_read = file_.gcount();
if (num_bytes_read == 0) {
return ExceptionOr<ByteArray>{Exception::kIo};
}
return ExceptionOr<ByteArray>(ByteArray(read_bytes.get(), num_bytes_read));
}
Exception InputFile::Close() {
if (file_.is_open()) {
file_.close();
}
return {Exception::kSuccess};
}
// OutputFile
OutputFile::OutputFile(absl::string_view path) : file_(std::string(path)) {}
Exception OutputFile::Write(const ByteArray& data) {
if (!file_.is_open()) {
return {Exception::kIo};
}
if (!file_.good()) {
return {Exception::kIo};
}
file_.write(data.data(), data.size());
file_.flush();
return {file_.good() ? Exception::kSuccess : Exception::kIo};
}
Exception OutputFile::Flush() {
file_.flush();
return {file_.good() ? Exception::kSuccess : Exception::kIo};
}
Exception OutputFile::Close() {
if (file_.is_open()) {
file_.close();
}
return {Exception::kSuccess};
}
} // namespace shared
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/file.h
+53
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@@ -0,0 +1,53 @@
#ifndef PLATFORM_IMPL_SHARED_FILE_H_
#define PLATFORM_IMPL_SHARED_FILE_H_
#include <cstdint>
#include <fstream>
#include "platform/api/input_file.h"
#include "platform/api/output_file.h"
#include "platform/base/exception.h"
#include "absl/strings/string_view.h"
namespace location {
namespace nearby {
namespace shared {
class InputFile final : public api::InputFile {
public:
explicit InputFile(const std::string& path, std::int64_t size);
~InputFile() override = default;
InputFile(InputFile&&) = default;
InputFile& operator=(InputFile&&) = default;
ExceptionOr<ByteArray> Read(std::int64_t size) override;
std::string GetFilePath() const override { return path_; }
std::int64_t GetTotalSize() const override { return total_size_; }
Exception Close() override;
private:
std::ifstream file_;
std::string path_;
std::int64_t total_size_;
};
class OutputFile final : public api::OutputFile {
public:
explicit OutputFile(absl::string_view path);
~OutputFile() override = default;
OutputFile(OutputFile&&) = default;
OutputFile& operator=(OutputFile&&) = default;
Exception Write(const ByteArray& data) override;
Exception Flush() override;
Exception Close() override;
private:
std::ofstream file_;
};
} // namespace shared
} // namespace nearby
} // namespace location
#endif // PLATFORM_IMPL_SHARED_FILE_H_
cpp/platform/impl/shared/file_impl.cc
-75
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@@ -1,75 +0,0 @@
#include "platform/impl/shared/file_impl.h"
#include <cstddef>
#include <memory>
namespace location {
namespace nearby {
// InputFile
InputFileImpl::InputFileImpl(const std::string& path, std::int64_t size)
: file_(path), path_(path), total_size_(size) {}
ExceptionOr<ConstPtr<ByteArray>> InputFileImpl::read(int64_t size) {
if (!file_.is_open()) {
return ExceptionOr<ConstPtr<ByteArray>>(Exception::IO);
}
if (file_.peek() == EOF) {
return ExceptionOr<ConstPtr<ByteArray>>(ConstPtr<ByteArray>());
}
if (!file_.good()) {
return ExceptionOr<ConstPtr<ByteArray>>(Exception::IO);
}
std::unique_ptr<char[]> read_bytes {new char [size]};
file_.read(read_bytes.get(), static_cast<ptrdiff_t>(size));
auto num_bytes_read = file_.gcount();
if (num_bytes_read == 0) {
return ExceptionOr<ConstPtr<ByteArray>>(Exception::IO);
}
return ExceptionOr<ConstPtr<ByteArray>>(
MakeConstPtr(new ByteArray(read_bytes.get(), num_bytes_read)));
}
std::string InputFileImpl::getFilePath() const { return path_; }
std::int64_t InputFileImpl::getTotalSize() const { return total_size_; }
void InputFileImpl::close() {
if (file_.is_open()) {
file_.close();
}
}
// OutputFile
OutputFileImpl::OutputFileImpl(const std::string& path) : file_(path) {}
Exception::Value OutputFileImpl::write(ConstPtr<ByteArray> data) {
ScopedPtr<ConstPtr<ByteArray>> scoped_data(data);
if (!file_.is_open()) {
return Exception::IO;
}
if (!file_.good()) {
return Exception::IO;
}
file_.write(data->getData(), data->size());
file_.flush();
return file_.good() ? Exception::NONE : Exception::IO;
}
void OutputFileImpl::close() {
if (file_.is_open()) {
file_.close();
}
}
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/file_impl.h
-46
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@@ -1,46 +0,0 @@
#ifndef PLATFORM_IMPL_SHARED_FILE_IMPL_H_
#define PLATFORM_IMPL_SHARED_FILE_IMPL_H_
#include <cstdint>
#include <fstream>
#include "platform/api/input_file.h"
#include "platform/api/output_file.h"
#include "platform/exception.h"
#include "platform/ptr.h"
namespace location {
namespace nearby {
class InputFileImpl final : public InputFile {
public:
InputFileImpl(const std::string& path, std::int64_t size);
~InputFileImpl() override {}
ExceptionOr<ConstPtr<ByteArray>> read(std::int64_t size) override;
std::string getFilePath() const override;
std::int64_t getTotalSize() const override;
void close() override;
private:
std::ifstream file_;
const std::string path_;
const std::int64_t total_size_;
};
class OutputFileImpl final : public OutputFile {
public:
explicit OutputFileImpl(const std::string& path);
~OutputFileImpl() override {}
Exception::Value write(ConstPtr<ByteArray> data) override;
void close() override;
private:
std::ofstream file_;
};
} // namespace nearby
} // namespace location
#endif // PLATFORM_IMPL_SHARED_FILE_IMPL_H_
cpp/platform/impl/shared/file_impl_test.cc
-134
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@@ -1,134 +0,0 @@
#include "platform/impl/shared/file_impl.h"
#include <cstdio>
#include <cstring>
#include <fstream>
#include <memory>
#include <ostream>
#include <unistd.h>
#include "gtest/gtest.h"
#include "absl/strings/string_view.h"
namespace location {
namespace nearby {
class FileImplTest : public ::testing::Test {
protected:
void SetUp() override {
path_ = std::tmpnam(nullptr);;
std::ofstream output_file(path_);
file_ = std::fstream(path_, std::fstream::in | std::fstream::out);
}
void WriteToFile(absl::string_view text) {
file_ << text;
file_.flush();
size_ += text.size();
}
size_t GetSize() const { return size_; }
void AssertEquals(const ExceptionOr<ConstPtr<ByteArray>>& bytes,
const std::string& expected) {
ASSERT_TRUE(bytes.ok());
ScopedPtr<ConstPtr<ByteArray>> byte_array(bytes.result());
ASSERT_STREQ(byte_array->getData(), expected.c_str());
ASSERT_EQ(byte_array->size(), expected.length());
}
void AssertNull(const ExceptionOr<ConstPtr<ByteArray>>& bytes) {
ASSERT_TRUE(bytes.ok());
ASSERT_TRUE(bytes.result().isNull());
}
static constexpr int64_t kMaxSize = 3;
std::string path_;
std::fstream file_;
size_t size_ = 0;
};
TEST_F(FileImplTest, InputFile_NonExistentPath) {
InputFileImpl input_file("/not/a/valid/path.txt", GetSize());
ExceptionOr<ConstPtr<ByteArray>> read_result = input_file.read(kMaxSize);
ASSERT_FALSE(read_result.ok());
ASSERT_EQ(read_result.exception(), Exception::IO);
}
TEST_F(FileImplTest, InputFile_GetFilePath) {
InputFileImpl input_file(path_, GetSize());
ASSERT_EQ(input_file.getFilePath(), path_);
}
TEST_F(FileImplTest, InputFile_EmptyFileEOF) {
InputFileImpl input_file(path_, GetSize());
AssertNull(input_file.read(kMaxSize));
}
TEST_F(FileImplTest, InputFile_ReadWorks) {
WriteToFile("abc");
InputFileImpl input_file(path_, GetSize());
auto read_data = input_file.read(kMaxSize);
read_data.result().destroy();
SUCCEED();
}
TEST_F(FileImplTest, InputFile_ReadUntilEOF) {
WriteToFile("abc");
InputFileImpl input_file(path_, GetSize());
AssertEquals(input_file.read(kMaxSize), "abc");
AssertNull(input_file.read(kMaxSize));
}
TEST_F(FileImplTest, InputFile_ReadWithSize) {
WriteToFile("abc");
InputFileImpl input_file(path_, GetSize());
AssertEquals(input_file.read(2), "ab");
AssertEquals(input_file.read(1), "c");
AssertNull(input_file.read(kMaxSize));
}
TEST_F(FileImplTest, InputFile_GetTotalSize) {
WriteToFile("abc");
InputFileImpl input_file(path_, GetSize());
EXPECT_EQ(input_file.getTotalSize(), 3);
AssertEquals(input_file.read(1), "a");
EXPECT_EQ(input_file.getTotalSize(), 3);
}
TEST_F(FileImplTest, InputFile_Close) {
WriteToFile("abc");
InputFileImpl input_file(path_, GetSize());
input_file.close();
ExceptionOr<ConstPtr<ByteArray>> read_result = input_file.read(kMaxSize);
ASSERT_FALSE(read_result.ok());
ASSERT_EQ(read_result.exception(), Exception::IO);
}
TEST_F(FileImplTest, OutputFile_NonExistentPath) {
OutputFileImpl output_file("/not/a/valid/path.txt");
ConstPtr<ByteArray> bytes = MakeConstPtr(new ByteArray("a", 1));
Exception::Value write_result = output_file.write(bytes);
ASSERT_EQ(write_result, Exception::IO);
}
TEST_F(FileImplTest, OutputFile_Write) {
OutputFileImpl output_file(path_);
ConstPtr<ByteArray> bytes1 = MakeConstPtr(new ByteArray("a", 1));
ConstPtr<ByteArray> bytes2 = MakeConstPtr(new ByteArray("bc", 2));
ASSERT_EQ(output_file.write(bytes1), Exception::NONE);
ASSERT_EQ(output_file.write(bytes2), Exception::NONE);
InputFileImpl input_file(path_, GetSize());
AssertEquals(input_file.read(kMaxSize), "abc");
}
TEST_F(FileImplTest, OutputFile_Close) {
OutputFileImpl output_file(path_);
output_file.close();
ConstPtr<ByteArray> bytes = MakeConstPtr(new ByteArray("a", 1));
ASSERT_EQ(output_file.write(bytes), Exception::IO);
}
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/file_test.cc
+134
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@@ -0,0 +1,134 @@
#include "platform/impl/shared/file.h"
#include <cstring>
#include <fstream>
#include <memory>
#include <ostream>
#include "file/util/temp_path.h"
#include "platform/base/byte_array.h"
#include "gtest/gtest.h"
#include "absl/strings/string_view.h"
namespace location {
namespace nearby {
namespace shared {
class FileTest : public ::testing::Test {
protected:
void SetUp() override {
temp_path_ = std::make_unique<TempPath>(TempPath::Local);
path_ = temp_path_->path() + "/file.txt";
std::ofstream output_file(path_);
file_ = std::fstream(path_, std::fstream::in | std::fstream::out);
}
void WriteToFile(absl::string_view text) {
file_ << text;
file_.flush();
size_ += text.size();
}
size_t GetSize() const { return size_; }
void AssertEquals(const ExceptionOr<ByteArray>& bytes,
const std::string& expected) {
EXPECT_TRUE(bytes.ok());
EXPECT_EQ(std::string(bytes.result()), expected);
}
void AssertEmpty(const ExceptionOr<ByteArray>& bytes) {
EXPECT_TRUE(bytes.ok());
EXPECT_TRUE(bytes.result().Empty());
}
static constexpr int64_t kMaxSize = 3;
std::unique_ptr<TempPath> temp_path_;
std::string path_;
std::fstream file_;
size_t size_ = 0;
};
TEST_F(FileTest, InputFile_NonExistentPath) {
InputFile input_file("/not/a/valid/path.txt", GetSize());
ExceptionOr<ByteArray> read_result = input_file.Read(kMaxSize);
EXPECT_FALSE(read_result.ok());
EXPECT_TRUE(read_result.GetException().Raised(Exception::kIo));
}
TEST_F(FileTest, InputFile_GetFilePath) {
InputFile input_file(path_, GetSize());
EXPECT_EQ(input_file.GetFilePath(), path_);
}
TEST_F(FileTest, InputFile_EmptyFileEOF) {
InputFile input_file(path_, GetSize());
AssertEmpty(input_file.Read(kMaxSize));
}
TEST_F(FileTest, InputFile_ReadWorks) {
WriteToFile("abc");
InputFile input_file(path_, GetSize());
input_file.Read(kMaxSize);
SUCCEED();
}
TEST_F(FileTest, InputFile_ReadUntilEOF) {
WriteToFile("abc");
InputFile input_file(path_, GetSize());
AssertEquals(input_file.Read(kMaxSize), "abc");
AssertEmpty(input_file.Read(kMaxSize));
}
TEST_F(FileTest, InputFile_ReadWithSize) {
WriteToFile("abc");
InputFile input_file(path_, GetSize());
AssertEquals(input_file.Read(2), "ab");
AssertEquals(input_file.Read(1), "c");
AssertEmpty(input_file.Read(kMaxSize));
}
TEST_F(FileTest, InputFile_GetTotalSize) {
WriteToFile("abc");
InputFile input_file(path_, GetSize());
EXPECT_EQ(input_file.GetTotalSize(), 3);
AssertEquals(input_file.Read(1), "a");
EXPECT_EQ(input_file.GetTotalSize(), 3);
}
TEST_F(FileTest, InputFile_Close) {
WriteToFile("abc");
InputFile input_file(path_, GetSize());
input_file.Close();
ExceptionOr<ByteArray> read_result = input_file.Read(kMaxSize);
EXPECT_FALSE(read_result.ok());
EXPECT_TRUE(read_result.GetException().Raised(Exception::kIo));
}
TEST_F(FileTest, OutputFile_NonExistentPath) {
OutputFile output_file("/not/a/valid/path.txt");
ByteArray bytes("a", 1);
EXPECT_TRUE(output_file.Write(bytes).Raised(Exception::kIo));
}
TEST_F(FileTest, OutputFile_Write) {
OutputFile output_file(path_);
ByteArray bytes1("a");
ByteArray bytes2("bc");
EXPECT_EQ(output_file.Write(bytes1), Exception{Exception::kSuccess});
EXPECT_EQ(output_file.Write(bytes2), Exception{Exception::kSuccess});
InputFile input_file(path_, GetSize());
AssertEquals(input_file.Read(kMaxSize), "abc");
}
TEST_F(FileTest, OutputFile_Close) {
OutputFile output_file(path_);
output_file.Close();
ByteArray bytes("a");
EXPECT_EQ(output_file.Write(bytes), Exception{Exception::kIo});
}
} // namespace shared
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/posix_condition_variable.cc
+9 -7
View File
@@ -2,27 +2,29 @@
namespace location {
namespace nearby {
namespace posix {
PosixConditionVariable::PosixConditionVariable(Ptr<PosixLock> lock)
: lock_(lock), attr_(), cond_() {
ConditionVariable::ConditionVariable(Mutex* mutex)
: mutex_(mutex), attr_(), cond_() {
pthread_condattr_init(&attr_);
pthread_cond_init(&cond_, &attr_);
}
PosixConditionVariable::~PosixConditionVariable() {
ConditionVariable::~ConditionVariable() {
pthread_cond_destroy(&cond_);
pthread_condattr_destroy(&attr_);
}
void PosixConditionVariable::notify() { pthread_cond_broadcast(&cond_); }
void ConditionVariable::Notify() { pthread_cond_broadcast(&cond_); }
Exception::Value PosixConditionVariable::wait() {
pthread_cond_wait(&cond_, &(lock_->mutex_));
Exception ConditionVariable::Wait() {
pthread_cond_wait(&cond_, &(mutex_->mutex_));
return Exception::kSuccess;
return {Exception::kSuccess};
}
} // namespace posix
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/posix_condition_variable.h
+9 -8
View File
@@ -4,26 +4,27 @@
#include <pthread.h>
#include "platform/api/condition_variable.h"
#include "platform/impl/shared/posix_lock.h"
#include "platform/ptr.h"
#include "platform/impl/shared/posix_mutex.h"
namespace location {
namespace nearby {
namespace posix {
class PosixConditionVariable : public ConditionVariable {
class ConditionVariable : public api::ConditionVariable {
public:
explicit PosixConditionVariable(Ptr<PosixLock> lock);
~PosixConditionVariable() override;
explicit ConditionVariable(Mutex* mutex);
~ConditionVariable() override;
void notify() override;
Exception::Value wait() override;
void Notify() override;
Exception Wait() override;
private:
Ptr<PosixLock> lock_;
Mutex* mutex_;
pthread_condattr_t attr_;
pthread_cond_t cond_;
};
} // namespace posix
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/posix_lock.h
-29
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@@ -1,29 +0,0 @@
#ifndef PLATFORM_IMPL_SHARED_POSIX_LOCK_H_
#define PLATFORM_IMPL_SHARED_POSIX_LOCK_H_
#include <pthread.h>
#include "platform/api/lock.h"
namespace location {
namespace nearby {
class PosixLock : public Lock {
public:
PosixLock();
~PosixLock() override;
void lock() override;
void unlock() override;
private:
friend class PosixConditionVariable;
pthread_mutexattr_t attr_;
pthread_mutex_t mutex_;
};
} // namespace nearby
} // namespace location
#endif // PLATFORM_IMPL_SHARED_POSIX_LOCK_H_
cpp/platform/impl/shared/posix_lock.cc → cpp/platform/impl/shared/posix_mutex.cc
+7 -5
View File
@@ -1,24 +1,26 @@
#include "platform/impl/shared/posix_lock.h"
#include "platform/impl/shared/posix_mutex.h"
namespace location {
namespace nearby {
namespace posix {
PosixLock::PosixLock() : attr_(), mutex_() {
Mutex::Mutex() : attr_(), mutex_() {
pthread_mutexattr_init(&attr_);
pthread_mutexattr_settype(&attr_, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&mutex_, &attr_);
}
PosixLock::~PosixLock() {
Mutex::~Mutex() {
pthread_mutex_destroy(&mutex_);
pthread_mutexattr_destroy(&attr_);
}
void PosixLock::lock() { pthread_mutex_lock(&mutex_); }
void Mutex::Lock() { pthread_mutex_lock(&mutex_); }
void PosixLock::unlock() { pthread_mutex_unlock(&mutex_); }
void Mutex::Unlock() { pthread_mutex_unlock(&mutex_); }
} // namespace posix
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/posix_mutex.h
+31
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@@ -0,0 +1,31 @@
#ifndef PLATFORM_IMPL_SHARED_POSIX_MUTEX_H_
#define PLATFORM_IMPL_SHARED_POSIX_MUTEX_H_
#include <pthread.h>
#include "platform/api/mutex.h"
namespace location {
namespace nearby {
namespace posix {
class ABSL_LOCKABLE Mutex : public api::Mutex {
public:
Mutex();
~Mutex() override;
void Lock() ABSL_EXCLUSIVE_LOCK_FUNCTION() override;
void Unlock() ABSL_UNLOCK_FUNCTION() override;
private:
friend class ConditionVariable;
pthread_mutexattr_t attr_;
pthread_mutex_t mutex_;
};
} // namespace posix
} // namespace nearby
} // namespace location
#endif // PLATFORM_IMPL_SHARED_POSIX_MUTEX_H_
cpp/platform/impl/shared/sample/BUILD
-21
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@@ -1,21 +0,0 @@
cc_library(
name = "sample_wifi_medium",
srcs = [
"sample_wifi_medium.cc",
],
hdrs = [
"sample_wifi_medium.h",
],
visibility = [
"//googlemac/iPhone/Shared/Nearby/Connections:__subpackages__",
"//core:__subpackages__",
"//platform/impl:__subpackages__",
],
deps = [
"//platform:types",
"//platform:utils",
"//platform/api",
"//platform/port:string",
"//absl/time",
],
)
cpp/platform/impl/shared/sample/CMakeLists.txt
-17
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@@ -1,17 +0,0 @@
add_library(platform_impl_shared_sample STATIC)
target_sources(platform_impl_shared_sample
PRIVATE
sample_wifi_medium.cc
PUBLIC
sample_wifi_medium.h
)
target_link_libraries(platform_impl_shared_sample
PUBLIC
absl::time
platform_api
platform_port_string
platform_types
platform_utils
)
cpp/platform/impl/shared/sample/sample_wifi_medium.cc
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@@ -1,110 +0,0 @@
#include "platform/impl/shared/sample/sample_wifi_medium.h"
#include <cstdint>
#include "platform/prng.h"
#include "absl/time/clock.h"
#include "absl/time/time.h"
namespace location {
namespace nearby {
namespace sample {
namespace {
const char* kOpenSSID = "__OPEN__";
const char* kWpaPskSSID = "__WPA_PSK__";
const char* kWepSSID = "__WEP__";
const char* kNoInternetConnectivitySSID = "__NO_INTERNET_CONNECTIVITY__";
const char* kConnectionFailureSSID = "__CONNECTION_FAILURE__";
const char* kAuthFailureSSID = "__AUTH_FAILURE__";
std::uint32_t boundedUInt32(std::uint32_t upper_limit) {
return Prng().nextUInt32() % (upper_limit + 1);
}
void randomSleep(std::uint32_t upper_limit_millis) {
absl::SleepFor(absl::Milliseconds(boundedUInt32(upper_limit_millis)));
}
} // namespace
std::vector<SampleWifiScanResult> SampleWifiMedium::canned_scan_results_;
SampleWifiMedium::SampleWifiMedium() : current_ssid_() {
// One-time initialization of our static canned_scan_results_.
if (canned_scan_results_.empty()) {
canned_scan_results_.push_back(
SampleWifiScanResult(kOpenSSID, 1, 2401, WifiAuthType::OPEN));
canned_scan_results_.push_back(
SampleWifiScanResult(kWpaPskSSID, 2, 5002, WifiAuthType::WPA_PSK));
canned_scan_results_.push_back(
SampleWifiScanResult(kWepSSID, 3, 2403, WifiAuthType::WEP));
canned_scan_results_.push_back(SampleWifiScanResult(
kNoInternetConnectivitySSID, 4, 5004, WifiAuthType::OPEN));
canned_scan_results_.push_back(SampleWifiScanResult(
kConnectionFailureSSID, 5, 2405, WifiAuthType::OPEN));
canned_scan_results_.push_back(
SampleWifiScanResult(kAuthFailureSSID, 6, 5006, WifiAuthType::OPEN));
}
}
SampleWifiMedium::~SampleWifiMedium() {}
bool SampleWifiMedium::scan(
Ptr<WifiMedium::ScanResultCallback> scan_result_callback) {
// Sleep for up to 10 seconds, to simulate performing an actual Wifi scan.
randomSleep(10 * 1000);
// Construct the response.
std::vector<ConstPtr<WifiScanResult> > scan_results;
for (std::vector<SampleWifiScanResult>::const_iterator it =
canned_scan_results_.begin();
it != canned_scan_results_.end(); it++) {
scan_results.push_back(ConstPtr<WifiScanResult>(
new SampleWifiScanResult(it->getSSID(), it->getSignalStrengthDbm(),
it->getFrequencyMhz(), it->getAuthType())));
}
// And report it back.
scan_result_callback->onScanResults(scan_results);
return false;
}
WifiConnectionStatus::Value SampleWifiMedium::connectToNetwork(
const std::string& ssid, const std::string& password,
WifiAuthType::Value auth_type) {
// Sleep for up to 10 seconds, to simulate actually connecting to the SSID.
randomSleep(10 * 1000);
if (kConnectionFailureSSID == ssid) {
return WifiConnectionStatus::CONNECTION_FAILURE;
}
if (kAuthFailureSSID == ssid) {
return WifiConnectionStatus::AUTH_FAILURE;
}
return WifiConnectionStatus::CONNECTED;
}
bool SampleWifiMedium::verifyInternetConnectivity() {
if (current_ssid_.empty()) {
return false;
}
// Sleep for up to 5 seconds, to simulate actually verifying internet
// connectivity.
randomSleep(5 * 1000);
return current_ssid_ != kNoInternetConnectivitySSID;
}
std::string SampleWifiMedium::getIPAddress() {
return current_ssid_.empty() ? "" : "1.2.3.4";
}
} // namespace sample
} // namespace nearby
} // namespace location
cpp/platform/impl/shared/sample/sample_wifi_medium.h
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#ifndef PLATFORM_IMPL_SHARED_SAMPLE_SAMPLE_WIFI_MEDIUM_H_
#define PLATFORM_IMPL_SHARED_SAMPLE_SAMPLE_WIFI_MEDIUM_H_
#include "platform/api/wifi.h"
namespace location {
namespace nearby {
namespace sample {
class SampleWifiScanResult : public WifiScanResult {
public:
SampleWifiScanResult(const std::string& ssid,
std::int32_t signal_strength_dbm,
std::int32_t frequency_mhz,
WifiAuthType::Value auth_type)
: ssid_(ssid),
signal_strength_dbm_(signal_strength_dbm),
frequency_mhz_(frequency_mhz),
auth_type_(auth_type) {}
~SampleWifiScanResult() override {}
std::string getSSID() const override { return ssid_; }
std::int32_t getSignalStrengthDbm() const override {
return signal_strength_dbm_;
}
std::int32_t getFrequencyMhz() const override { return frequency_mhz_; }
WifiAuthType::Value getAuthType() const override { return auth_type_; }
private:
const std::string ssid_;
const std::int32_t signal_strength_dbm_;
const std::int32_t frequency_mhz_;
const WifiAuthType::Value auth_type_;
};
class SampleWifiMedium : public WifiMedium {
public:
SampleWifiMedium();
~SampleWifiMedium() override;
bool scan(Ptr<ScanResultCallback> scan_result_callback) override;
WifiConnectionStatus::Value connectToNetwork(
const std::string& ssid, const std::string& password,
WifiAuthType::Value auth_type) override;
bool verifyInternetConnectivity() override;
std::string getIPAddress() override;
private:
static std::vector<SampleWifiScanResult> canned_scan_results_;
// The SSID this Wifi stack is currently connected to; empty string if none.
std::string current_ssid_;
};
} // namespace sample
} // namespace nearby
} // namespace location
#endif // PLATFORM_IMPL_SHARED_SAMPLE_SAMPLE_WIFI_MEDIUM_H_