void Connection::PendingWriteSsl::flush() {
if (!is_flushed_ && !buffers_.empty()) {
SslSession* ssl_session = connection_->ssl_session_.get();
uv_bufs_.reserve(buffers_.size());
for (BufferVec::const_iterator it = buffers_.begin(),
end = buffers_.end(); it != end; ++it) {
uv_bufs_.push_back(uv_buf_init(const_cast<char*>(it->data()), it->size()));
}
rb::RingBuffer::Position prev_pos = ssl_session->outgoing().write_position();
encrypt();
FixedVector<uv_buf_t, SSL_ENCRYPTED_BUFS_COUNT> bufs;
encrypted_size_ = ssl_session->outgoing().peek_multiple(prev_pos, &bufs);
LOG_TRACE("Sending %u encrypted bytes", static_cast<unsigned int>(encrypted_size_));
uv_stream_t* sock_stream = copy_cast<uv_tcp_t*, uv_stream_t*>(&connection_->socket_);
uv_write(&req_, sock_stream, bufs.data(), bufs.size(), PendingWriteSsl::on_write);
is_flushed_ = true;
}
}
int main()
{
cout << "Testing the fixed vector class ..." << endl;
const unsigned int dim(5);
FixedVector<double,dim> v;
cout << "- a zero fixed vector of dimension " << v.size() << ":" << endl
<< v << endl;
cout << "- writing access on v:" << endl;
v(1) = 1; v[3] = 42;
cout << v << endl;
cout << "- copy constructor w(v):" << endl;
FixedVector<double,dim> w(v);
cout << w << endl;
cout << "- are the two vectors equal?" << endl;
if (w == v)
cout << " ... yes!" << endl;
else
cout << " ... no!" << endl;
cout << "- in place summation v+=w:" << endl;
v += w;
cout << v << endl;
cout << "- in place subtraction w-=v:" << endl;
w -= v;
cout << w << endl;
cout << "- in place multiplication v*=2:" << endl;
v *= 2;
cout << v << endl;
cout << "- in place division v/=3:" << endl;
v /= 3;
cout << v << endl;
cout << "- external arithmetic functionality:" << endl;
FixedVector<double,dim> a, b;
a(1) = 23; a(2) = 10; b(1) = -1.5; b(2) = 3; b(4) = 8;
cout << " a=" << a << ", b=" << b << endl;
cout << " check lexicographical order a < b: ";
if (a < b)
cout << "true" << endl;
else
cout << "false" << endl;
return 0;
}
void Connection::PendingWriteSsl::flush() {
if (!is_flushed_ && !buffers_.empty()) {
SslSession* ssl_session = connection_->ssl_session_.get();
rb::RingBuffer::Position prev_pos = ssl_session->outgoing().write_position();
encrypt();
FixedVector<uv_buf_t, SSL_ENCRYPTED_BUFS_COUNT> bufs;
encrypted_size_ = ssl_session->outgoing().peek_multiple(prev_pos, &bufs);
LOG_TRACE("Sending %u encrypted bytes", static_cast<unsigned int>(encrypted_size_));
uv_stream_t* sock_stream = copy_cast<uv_tcp_t*, uv_stream_t*>(&connection_->socket_);
uv_write(&req_, sock_stream, bufs.data(), bufs.size(), PendingWriteSsl::on_write);
is_flushed_ = true;
}
}
int TestFixedVector()
{
int nErrorCount = 0;
TestObject::Reset();
{ // Test the aligned_buffer template
{
eastl::aligned_buffer<sizeof(TestObject), EASTL_ALIGN_OF(TestObject)> toAlignedBuffer;
TestObject* const pTO = new(toAlignedBuffer.buffer) TestObject;
#if !defined(__GNUC__) // GCC complains about strict aliasing here.
EATEST_VERIFY(pTO->mX == ((TestObject*)&toAlignedBuffer.buffer[0])->mX);
#endif
pTO->~TestObject();
}
{
eastl::aligned_buffer<sizeof(Align64), EASTL_ALIGN_OF(Align64)> a64AlignedBuffer;
Align64* const pAlign64 = new(a64AlignedBuffer.buffer) Align64;
#if !defined(__GNUC__) // GCC complains about strict aliasing here.
EATEST_VERIFY(pAlign64->mX == ((Align64*)&a64AlignedBuffer.buffer[0])->mX);
#endif
pAlign64->~Align64();
}
}
{
// fixed_vector();
// size_type max_size() const;
fixed_vector<int, 1, true> v;
EATEST_VERIFY(VerifySequence(v.begin(), v.end(), int(), "fixed_vector", -1));
EATEST_VERIFY(v.max_size() == 1);
// fixed_vector();
typedef fixed_vector<int, 8, false> FixedVectorInt8;
FixedVectorInt8 fv1;
EATEST_VERIFY(fv1.size() == 0);
EATEST_VERIFY(fv1.capacity() == 8);
// this_type& operator=(const base_type& x);
FixedVectorInt8 fv2 = fv1;
EATEST_VERIFY(fv2.size() == 0);
EATEST_VERIFY(fv2.capacity() == 8);
// fixed_vector(const base_type& x);
FixedVectorInt8 fv3(fv1);
EATEST_VERIFY(fv3.size() == 0);
EATEST_VERIFY(fv3.capacity() == 8);
// explicit fixed_vector(size_type n);
FixedVectorInt8 fv4(5);
EATEST_VERIFY(fv4.size() == 5);
EATEST_VERIFY(fv4.capacity() == 8);
EATEST_VERIFY((fv4[0] == 0) && (fv4[4] == 0));
// fixed_vector(size_type n, const value_type& value);
FixedVectorInt8 fv5((eastl_size_t)5, (int)3);
EATEST_VERIFY(fv5.size() == 5);
EATEST_VERIFY(fv5.capacity() == 8);
EATEST_VERIFY((fv5[0] == 3) && (fv5[4] == 3));
// fixed_vector(InputIterator first, InputIterator last);
const int intArray[8] = { 0, 1, 2, 3, 4, 5, 6, 7 };
FixedVectorInt8 fv6(intArray, intArray + 8);
EATEST_VERIFY(fv6.size() == 8);
EATEST_VERIFY(fv5.capacity() == 8);
EATEST_VERIFY((fv6[0] == 0) && (fv6[7] == 7));
// void reset_lose_memory();
fv6.reset_lose_memory();
EATEST_VERIFY(fv6.size() == 0);
EATEST_VERIFY(fv6.capacity() == 8);
// void set_capacity(size_type);
fv6.set_capacity(100); // overflow is disabled, so this should have no effect.
EATEST_VERIFY(fv6.size() == 0);
EATEST_VERIFY(fv6.capacity() == 8); // EATEST_VERIFY that the capacity is unchanged.
fv6.resize(8);
EATEST_VERIFY(fv6.size() == 8);
fv6.set_capacity(1);
EATEST_VERIFY(fv6.size() == 1);
EATEST_VERIFY(fv6.capacity() == 8);
// Exercise the freeing of memory in set_capacity.
fixed_vector<int, 8, true> fv88;
eastl_size_t capacity = fv88.capacity();
fv88.resize(capacity);
fv88.set_capacity(capacity * 2);
EATEST_VERIFY(fv88.capacity() >= (capacity * 2));
// void swap(this_type& x);
FixedVectorInt8 fv7(5, 3);
FixedVectorInt8 fv8(intArray, intArray + 8);
swap(fv7, fv8);
EATEST_VERIFY(fv7.size() == 8);
EATEST_VERIFY((fv7[0] == 0) && (fv7[7] == 7));
EATEST_VERIFY(fv8.size() == 5);
EATEST_VERIFY((fv8[0] == 3) && (fv8[4] == 3));
fv7.swap(fv8);
EATEST_VERIFY(fv8.size() == 8);
EATEST_VERIFY((fv8[0] == 0) && (fv8[7] == 7));
EATEST_VERIFY(fv7.size() == 5);
EATEST_VERIFY((fv7[0] == 3) && (fv7[4] == 3));
// Test a recent optimization we added, which was to do a pointer swap of the fixed_vector pointers
// for the case that both fixed_vectors were overflowed and using the heap instead of their fixed buffers.
fixed_vector<int8_t, 4, true> fvo5;
fixed_vector<int8_t, 4, true> fvo6;
fvo5.resize(5, 5);
EATEST_VERIFY(fvo5.has_overflowed());
fvo6.resize(6, 6);
EATEST_VERIFY(fvo6.has_overflowed());
fvo5.swap(fvo6);
EATEST_VERIFY(fvo5.size() == 6); // Verify that sizes are swapped.
EATEST_VERIFY(fvo6.size() == 5);
EATEST_VERIFY(EA::StdC::Memcheck8(fvo5.data(), 6, fvo5.size()) == NULL); // Verify that contents are swapped.
EATEST_VERIFY(EA::StdC::Memcheck8(fvo6.data(), 5, fvo6.size()) == NULL);
// global operators
EATEST_VERIFY( fv7 != fv8);
EATEST_VERIFY(!(fv7 == fv8));
fv7 = fv8;
EATEST_VERIFY( fv7 == fv8);
EATEST_VERIFY(!(fv7 != fv8));
EATEST_VERIFY(fv7.validate());
EATEST_VERIFY(fv8.validate());
}
{
// POD types
typedef fixed_vector<int, 1, true> vInt;
vInt v;
int n = 5;
int* pN = &n;
v.insert(v.begin(), pN, pN + 1);
EATEST_VERIFY(VerifySequence(v.begin(), v.end(), int(), "fixed_vector", 5, -1));
EATEST_VERIFY(v.validate());
}
{
// non POD types
typedef fixed_vector<TestObject, 1, true> VTO;
VTO v;
TestObject to(5);
TestObject* pTO = &to;
v.insert(v.begin(), pTO, pTO + 1);
EATEST_VERIFY(VerifySequence(v.begin(), v.end(), int(), "fixed_vector", 5, -1));
EATEST_VERIFY(v.validate());
}
{
// non POD types
// The variables used here are declared above in the global space.
vA64.insert(vA64.begin(), pA64, pA64 + 1);
EATEST_VERIFY(VerifySequence(vA64.begin(), vA64.end(), int(), "fixed_vector", 5, -1));
EATEST_VERIFY(((uintptr_t)&a64 % kEASTLTestAlign64) == 0);
EATEST_VERIFY(((uintptr_t)vA64.data() % kEASTLTestAlign64) == 0);
EATEST_VERIFY(((uintptr_t)&vA64[0] % kEASTLTestAlign64) == 0);
EATEST_VERIFY(vA64.max_size() == 3);
EATEST_VERIFY(vA64.validate());
}
{
// Test for potential bug reported Sep. 19, 2006.
typedef eastl::fixed_vector<void*, 160, false> FixedVector;
FixedVector v;
int* p = (int*)(uintptr_t)0;
for(int i = 0; i < 100; i++, p++)
v.push_back(p);
EATEST_VERIFY(v.size() == 100);
EATEST_VERIFY(eastl::unique(v.begin(), v.end()) == v.end());
FixedVector::iterator it = eastl::lower_bound(v.begin(), v.end(), p - 30);
EATEST_VERIFY(v.validate_iterator(it) == (isf_valid | isf_current | isf_can_dereference));
EATEST_VERIFY((*it) == (p - 30));
v.erase(it);
EATEST_VERIFY(v.size() == 99);
EATEST_VERIFY(eastl::unique(v.begin(), v.end()) == v.end());
}
{
typedef fixed_vector<Align64, 4, true, CustomAllocator> FixedVectorWithAlignment;
FixedVectorWithAlignment fv;
Align64 a;
fv.push_back(a);
fv.push_back(a);
fv.push_back(a);
fv.push_back(a);
fv.push_back(a);
for (FixedVectorWithAlignment::const_iterator it = fv.begin(); it != fv.end(); ++it)
{
const Align64* ptr = &(*it);
EATEST_VERIFY((uint64_t)ptr % EASTL_ALIGN_OF(Align64) == 0);
}
}
{ // Test overflow allocator specification
typedef fixed_vector<char8_t, 64, true, MallocAllocator> FixedString64Malloc;
FixedString64Malloc fs;
fs.push_back('a');
EATEST_VERIFY(fs.size() == 1);
EATEST_VERIFY(fs[0] == 'a');
fs.resize(95);
fs[94] = 'b';
EATEST_VERIFY(fs[0] == 'a');
EATEST_VERIFY(fs[94] == 'b');
EATEST_VERIFY(fs.size() == 95);
EATEST_VERIFY(fs.validate());
fs.clear();
EATEST_VERIFY(fs.empty());
fs.push_back('a');
EATEST_VERIFY(fs.size() == 1);
EATEST_VERIFY(fs[0] == 'a');
EATEST_VERIFY(fs.validate());
fs.resize(195);
fs[194] = 'b';
EATEST_VERIFY(fs[0] == 'a');
EATEST_VERIFY(fs[194] == 'b');
EATEST_VERIFY(fs.size() == 195);
EATEST_VERIFY(fs.validate());
// get_overflow_allocator / set_overflow_allocator
fs.set_capacity(0); // This should free all memory allocated by the existing (overflow) allocator.
EATEST_VERIFY(fs.validate());
MallocAllocator a;
fs.get_allocator().set_overflow_allocator(a);
EATEST_VERIFY(fs.validate());
fs.resize(400);
EATEST_VERIFY(fs.validate());
}
{
//Test clear(bool freeOverflow)
const size_t nodeCount = 4;
typedef fixed_vector<int, nodeCount, true> vInt4;
vInt4 fv;
for (int i = 0; (unsigned)i < nodeCount+1; i++)
{
fv.push_back(i);
}
vInt4::size_type capacity = fv.capacity();
EATEST_VERIFY(capacity >= nodeCount+1);
fv.clear(false);
EATEST_VERIFY(fv.size() == 0);
EATEST_VERIFY(fv.capacity() == capacity);
fv.push_back(1);
fv.clear(true);
EATEST_VERIFY(fv.size() == 0);
EATEST_VERIFY(fv.capacity() == nodeCount);
}
{
// bool empty() const
// bool has_overflowed() const
// size_type size() const;
// size_type max_size() const
// Test a vector that has overflow disabled.
fixed_vector<int, 5, false> vInt5;
EATEST_VERIFY(vInt5.max_size() == 5);
EATEST_VERIFY(vInt5.size() == 0);
EATEST_VERIFY(vInt5.empty());
EATEST_VERIFY(!vInt5.has_overflowed());
vInt5.push_back(37);
vInt5.push_back(37);
vInt5.push_back(37);
EATEST_VERIFY(vInt5.size() == 3);
EATEST_VERIFY(!vInt5.empty());
EATEST_VERIFY(!vInt5.has_overflowed());
vInt5.push_back(37);
vInt5.push_back(37);
EATEST_VERIFY(vInt5.size() == 5);
EATEST_VERIFY(!vInt5.empty());
EATEST_VERIFY(!vInt5.has_overflowed());
vInt5.pop_back();
EATEST_VERIFY(vInt5.size() == 4);
EATEST_VERIFY(!vInt5.empty());
EATEST_VERIFY(!vInt5.has_overflowed());
EATEST_VERIFY(vInt5.validate());
}
{
// bool empty() const
// bool has_overflowed() const
// size_type size() const;
// size_type max_size() const
// Test a list that has overflow enabled.
fixed_vector<int, 5, true> vInt5;
EATEST_VERIFY(vInt5.max_size() == 5);
EATEST_VERIFY(vInt5.size() == 0);
EATEST_VERIFY(vInt5.empty());
EATEST_VERIFY(!vInt5.has_overflowed());
vInt5.push_back(37);
vInt5.push_back(37);
vInt5.push_back(37);
EATEST_VERIFY(vInt5.size() == 3);
EATEST_VERIFY(!vInt5.empty());
EATEST_VERIFY(!vInt5.has_overflowed());
vInt5.push_back(37);
vInt5.push_back(37);
EATEST_VERIFY(vInt5.size() == 5);
EATEST_VERIFY(!vInt5.empty());
EATEST_VERIFY(!vInt5.has_overflowed());
vInt5.push_back(37);
EATEST_VERIFY(vInt5.size() == 6);
EATEST_VERIFY(!vInt5.empty());
EATEST_VERIFY(vInt5.has_overflowed());
vInt5.clear();
EATEST_VERIFY(vInt5.size() == 0);
EATEST_VERIFY(vInt5.empty());
EATEST_VERIFY(vInt5.has_overflowed()); // Note that we declare the container full, as it is no longer using the fixed-capacity.
EATEST_VERIFY(vInt5.validate());
}
{
// void* push_back_uninitialized();
int64_t toCount0 = TestObject::sTOCount;
eastl::fixed_vector<TestObject, 32, false> vTO1; // <-- bEnableOverflow = false
EATEST_VERIFY(TestObject::sTOCount == toCount0);
for(int i = 0; i < 25; i++) // 25 is simply a number that is <= 32.
{
void* pTO1 = vTO1.push_back_uninitialized();
EATEST_VERIFY(TestObject::sTOCount == (toCount0 + i));
new(pTO1) TestObject(i);
EATEST_VERIFY(TestObject::sTOCount == (toCount0 + i + 1));
EATEST_VERIFY(vTO1.back().mX == i);
EATEST_VERIFY(vTO1.validate());
}
}
{
// void* push_back_uninitialized();
int64_t toCount0 = TestObject::sTOCount;
eastl::fixed_vector<TestObject, 15, true> vTO2; // <-- bEnableOverflow = true
EATEST_VERIFY(TestObject::sTOCount == toCount0);
for(int i = 0; i < 25; i++) // 25 is simply a number that is > 15.
{
void* pTO2 = vTO2.push_back_uninitialized();
EATEST_VERIFY(TestObject::sTOCount == (toCount0 + i));
new(pTO2) TestObject(i);
EATEST_VERIFY(TestObject::sTOCount == (toCount0 + i + 1));
EATEST_VERIFY(vTO2.back().mX == i);
EATEST_VERIFY(vTO2.validate());
}
}
{ // Try to repro user report that fixed_vector on the stack crashes.
eastl::fixed_vector<int, 10, false> fvif;
eastl::fixed_vector<int, 10, true> fvit;
eastl::fixed_vector<TestObject, 10, false> fvof;
eastl::fixed_vector<TestObject, 10, true> fvot;
eastl::fixed_vector<int, 10, false, MallocAllocator> fvimf;
eastl::fixed_vector<int, 10, true, MallocAllocator> fvimt;
eastl::fixed_vector<TestObject, 10, false, MallocAllocator> fvomf;
eastl::fixed_vector<TestObject, 10, true, MallocAllocator> fvomt;
fvif.push_back(1);
fvit.push_back(1);
fvimf.push_back(1);
fvimt.push_back(1);
fvif.clear();
fvit.clear();
fvimf.clear();
fvimt.clear();
}
{
// Test construction of a container with an overflow allocator constructor argument.
MallocAllocator overflowAllocator;
void* p = overflowAllocator.allocate(1);
fixed_vector<int, 64, true, MallocAllocator> c(overflowAllocator);
c.resize(65);
EATEST_VERIFY(c.get_overflow_allocator().mAllocCount == 2); // 1 for above, and 1 for overflowing from 64 to 65.
overflowAllocator.deallocate(p, 1);
}
EATEST_VERIFY(TestObject::IsClear());
TestObject::Reset();
{ // Test for crash bug reported by Arpit Baldeva.
eastl::fixed_vector<void*, 1, true> test;
test.push_back(NULL);
test.push_back(NULL);
test.erase(eastl::find(test.begin(), test.end(), (void*)NULL));
test.erase(eastl::find(test.begin(), test.end(), (void*)NULL));
EATEST_VERIFY(test.empty());
EATEST_VERIFY(test.validate());
test.set_capacity(0); // "Does nothing currently."
EATEST_VERIFY(test.capacity() == 0);
EATEST_VERIFY(test.validate());
} // "Crash here."
{
const int FV_SIZE = 100;
fixed_vector<unique_ptr<unsigned int>, FV_SIZE> fvmv1; // to move via move assignment operator
fixed_vector<unique_ptr<unsigned int>, FV_SIZE> fvmv2; // to move via move copy constructor
for (unsigned int i = 0; i < FV_SIZE; ++i) // populate fvmv1
fvmv1.push_back(make_unique<unsigned int>(i));
fvmv2 = eastl::move(fvmv1); // Test move assignment operator
for (unsigned int i = 0; i < FV_SIZE; ++i)
{
EATEST_VERIFY(!fvmv1[i]);
EATEST_VERIFY(*fvmv2[i] == i);
}
EATEST_VERIFY(fvmv2.validate());
swap(fvmv1, fvmv2); // Test swap with move-only objects
for (unsigned int i = 0; i < FV_SIZE; ++i)
{
EATEST_VERIFY(*fvmv1[i] == i);
EATEST_VERIFY(!fvmv2[i]);
}
EATEST_VERIFY(fvmv1.validate());
EATEST_VERIFY(fvmv2.validate());
fixed_vector<unique_ptr<unsigned int>, FV_SIZE> fv = eastl::move(fvmv1); // Test move copy constructor
for (unsigned int i = 0; i < FV_SIZE; ++i)
{
EATEST_VERIFY(!fvmv1[i]);
EATEST_VERIFY(*fv[i] == i);
}
EATEST_VERIFY(fv.validate());
}
#if defined(EA_COMPILER_CPP17_ENABLED)
//Test pairing of std::variant with fixed_vector
{
eastl::fixed_vector<std::variant<int>, 4> v;
eastl::fixed_vector<std::variant<int>, 4> b = eastl::move(v);
}
#endif
return nErrorCount;
}