本文整理汇总了C++中boost::scoped_array::reset方法的典型用法代码示例。如果您正苦于以下问题：C++ scoped_array::reset方法的具体用法？C++ scoped_array::reset怎么用？C++ scoped_array::reset使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类boost::scoped_array的用法示例。
在下文中一共展示了scoped_array::reset方法的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: Initialize
void LightProcess::Initialize(const std::string &prefix, int count,
const std::vector<int> &inherited_fds) {
if (prefix.empty() || count <= 0) {
return;
}
if (Available()) {
// already initialized
return;
}
g_procs.reset(new LightProcess[count]);
g_procsCount = count;
auto afdt_filename = folly::sformat("{}.{}", prefix, getpid());
// remove the possible leftover
remove(afdt_filename.c_str());
afdt_error_t err = AFDT_ERROR_T_INIT;
auto afdt_lid = afdt_listen(afdt_filename.c_str(), &err);
if (afdt_lid < 0) {
Logger::Warning("Unable to afdt_listen to %s: %d %s",
afdt_filename.c_str(),
errno, folly::errnoStr(errno).c_str());
return;
}
SCOPE_EXIT {
::close(afdt_lid);
remove(afdt_filename.c_str());
};
for (int i = 0; i < count; i++) {
if (!g_procs[i].initShadow(afdt_lid, afdt_filename, i, inherited_fds)) {
for (int j = 0; j < i; j++) {
g_procs[j].closeShadow();
}
g_procs.reset();
g_procsCount = 0;
break;
}
}
if (!s_handlerInited) {
struct sigaction sa;
struct sigaction old_sa;
sa.sa_sigaction = &LightProcess::SigChldHandler;
sa.sa_flags = SA_SIGINFO | SA_NOCLDSTOP;
if (sigaction(SIGCHLD, &sa, &old_sa) != 0) {
Logger::Error("Couldn't install SIGCHLD handler");
abort();
}
s_handlerInited = true;
}
}示例2: Close
void LightProcess::Close() {
for (int i = 0; i < g_procsCount; i++) {
g_procs[i].closeShadow();
}
g_procs.reset();
g_procsCount = 0;
}示例3: init_old_buffer
void init_old_buffer(boost::scoped_array<unsigned long long> &array, const std::size_t size) {
if (!array) {
array.reset(new unsigned long long[size]);
for (std::size_t i=0;i<size;i++) {
array[i] = 0;
}
}
}示例4: splitAudioData
void AudioResampleImpl::splitAudioData(AudioData & data, boost::scoped_array<char*> & split) const
{
auto dataFormat = data.format();
if (dataFormat.isPlanar())
{
/// Для планарного формата необходимо представить данные из result
const int numChannels = dataFormat.channelCount();
split.reset(new char*[numChannels]);
split_ref(data.begin(), data.end(), data.numBytes() / numChannels, split.get());
}
else
{
/// Interleaved данные помещаются в один массив
split.reset(new char*[1]);
split[0] = data.data();
}
}示例5: Close
void LightProcess::Close() {
boost::scoped_array<LightProcess> procs;
procs.swap(g_procs);
int count = g_procsCount;
g_procs.reset();
g_procsCount = 0;
for (int i = 0; i < count; i++) {
procs[i].closeShadow();
}
}示例6: Initialize
void LightProcess::Initialize(const std::string &prefix, int count,
const std::vector<int> &inherited_fds) {
if (prefix.empty() || count <= 0) {
return;
}
if (Available()) {
// already initialized
return;
}
g_procs.reset(new LightProcess[count]);
g_procsCount = count;
for (int i = 0; i < count; i++) {
if (!g_procs[i].initShadow(prefix, i, inherited_fds)) {
for (int j = 0; j < i; j++) {
g_procs[j].closeShadow();
}
g_procs.reset();
g_procsCount = 0;
break;
}
}
if (!s_handlerInited) {
struct sigaction sa;
struct sigaction old_sa;
sa.sa_sigaction = &LightProcess::SigChldHandler;
sa.sa_flags = SA_SIGINFO | SA_NOCLDSTOP;
if (sigaction(SIGCHLD, &sa, &old_sa) != 0) {
Logger::Error("Couldn't install SIGCHLD handler");
abort();
}
s_handlerInited = true;
}
}示例7: allocate_buffer
// Buffer allocation
void allocate_buffer(std::string msg)
{
// va_list, start, end require a char pointer of fixed size so we
// need to allocate the buffer here. We allocate twice the size of
// the format string and at least DOLFIN_LINELENGTH. This should be
// ok in most cases.
unsigned int new_size = std::max(static_cast<unsigned int>(2*msg.size()),
static_cast<unsigned int>(DOLFIN_LINELENGTH));
//static_cast<unsigned int>(DOLFIN_LINELENGTH));
if (new_size > buffer_size)
{
buffer.reset(new char[new_size]);
buffer_size = new_size;
}
}示例8: Initialize
void LightProcess::Initialize(const std::string &prefix, int count) {
if (prefix.empty() || count <= 0) {
return;
}
if (Available()) {
// already initialized
return;
}
g_procs.reset(new LightProcess[count]);
g_procsCount = count;
for (int i = 0; i < count; i++) {
if (!g_procs[i].initShadow(prefix, i)) {
for (int j = 0; j < i; j++) {
g_procs[j].closeShadow();
}
g_procs.reset();
g_procsCount = 0;
break;
}
}
}示例9: _InitBCrypt
HRESULT CKeyTransformBCrypt::_InitBCrypt(BCRYPT_ALG_HANDLE& hAes, BCRYPT_KEY_HANDLE& hKey,
boost::scoped_array<UCHAR>& pKeyObj, const BYTE* pbKey32)
{
if(m_lpBCryptOpenAlgorithmProvider(&hAes, BCRYPT_AES_ALGORITHM, NULL, 0) != 0)
{
ASSERT(FALSE);
return E_FAIL;
}
DWORD dwKeyObjLen = 0;
ULONG uResult = 0;
if(m_lpBCryptGetProperty(hAes, BCRYPT_OBJECT_LENGTH, (PUCHAR)&dwKeyObjLen,
sizeof(DWORD), &uResult, 0) != 0) KTBC_FAIL;
if(dwKeyObjLen == 0) KTBC_FAIL;
pKeyObj.reset(new UCHAR[dwKeyObjLen]);
if(m_lpBCryptSetProperty(hAes, BCRYPT_CHAINING_MODE, (PUCHAR)BCRYPT_CHAIN_MODE_ECB,
static_cast<ULONG>((wcslen(BCRYPT_CHAIN_MODE_ECB) + 1) * sizeof(wchar_t)), 0) != 0)
KTBC_FAIL;
BCRYPT_KEY_DATA_BLOB_32 keyBlob;
ZeroMemory(&keyBlob, sizeof(BCRYPT_KEY_DATA_BLOB_32));
keyBlob.dwMagic = BCRYPT_KEY_DATA_BLOB_MAGIC;
keyBlob.dwVersion = BCRYPT_KEY_DATA_BLOB_VERSION1;
keyBlob.cbKeyData = 32;
memcpy(keyBlob.pbData, pbKey32, 32);
// if(m_lpBCryptGenerateSymmetricKey(hAes, &hKey, (PUCHAR)pKeyObj.get(),
// dwKeyObjLen, const_cast<PUCHAR>(pbKey32), 32, 0) != 0) KTBC_FAIL;
if(m_lpBCryptImportKey(hAes, NULL, BCRYPT_KEY_DATA_BLOB, &hKey,
pKeyObj.get(), dwKeyObjLen, (PUCHAR)&keyBlob,
sizeof(BCRYPT_KEY_DATA_BLOB_32), 0) != 0) KTBC_FAIL;
#ifdef _DEBUG
DWORD dwKeyLen = 0;
VERIFY(m_lpBCryptGetProperty(hKey, BCRYPT_KEY_STRENGTH, (PUCHAR)&dwKeyLen,
sizeof(DWORD), &uResult, 0) == 0);
VERIFY(dwKeyLen == 256);
BCRYPT_ALG_HANDLE hRef = NULL;
VERIFY(m_lpBCryptGetProperty(hKey, BCRYPT_PROVIDER_HANDLE, (PUCHAR)&hRef,
sizeof(BCRYPT_ALG_HANDLE), &uResult, 0) == 0);
VERIFY(hRef == hAes);
#endif
return S_OK;
}示例10: Setup
void CassandraStressClient::Setup(std::string const& server_ip) {
success_count_ = 0;
latencies_.reset(new double[FLAGS_operation_count/FLAGS_thread_count]);
try {
boost::shared_ptr<TTransport> socket =
boost::shared_ptr<TSocket>(new TSocket(server_ip, 9160));
transport_ = boost::shared_ptr<TFramedTransport>(
new TFramedTransport(socket));
boost::shared_ptr<TProtocol> protocol =
boost::shared_ptr<TBinaryProtocol>(new TBinaryProtocol(transport_));
client_.reset(new CassandraClient(protocol));
transport_->open();
std::string query = "USE offline_keyspace";
CqlResult result;
client_->execute_cql3_query(result, query, Compression::NONE,
ConsistencyLevel::ONE);
} catch (TTransportException& te) {
printf("Exception: %s [%d]\n", te.what(), te.getType());
} catch (InvalidRequestException& ire) {
printf("Exception: %s [%s]\n", ire.what(), ire.why.c_str());
}
}示例11: generate_float_volume
bool volume_generator_checkerboard::generate_float_volume(unsigned dim_x,
unsigned dim_y,
unsigned dim_z,
unsigned components,
boost::scoped_array<float>& buffer)
{
if (dim_x < 1 || dim_y < 1 || dim_z < 1 || components < 1) {
return (false);
}
try {
buffer.reset(new float[dim_x * dim_y * dim_z * components]);
}
catch (std::bad_alloc&) {
return (false);
}
float val;
unsigned offset_dst;
for (unsigned z = 0; z < dim_z; z++) {
for (unsigned y = 0; y < dim_y; y++) {
for (unsigned x = 0; x < dim_x; x++) {
val = float(scm::math::sign(-int((x+y+z) % 2)));
offset_dst = x * components
+ y * dim_x * components
+ z * dim_x * dim_y * components;
for (unsigned c = 0; c < components; c++) {
buffer[offset_dst + c] = val;
}
}
}
}
return (true);
}示例12: build
static type build(const Graph& g, const IndexMap& index, boost::scoped_array<Value>& array_holder) {
array_holder.reset(new Value[num_vertices(g)]);
std::fill(array_holder.get(), array_holder.get() + num_vertices(g), Value());
return make_iterator_property_map(array_holder.get(), index);
}