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added Mutex.

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added QSE_CPP_THREXCEPT1() and similar macros
changed the termination code of TcpServer
This commit is contained in:
hyung-hwan
2018-07-01 11:21:00 +00:00
parent 1a102644ed
commit 0cbdf10332
6 changed files with 184 additions and 107 deletions
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15
qse/include/qse/Types.hpp
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@ -38,6 +38,11 @@
#define QSE_LANG_CPP11 1
#define QSE_CPP_NOEXCEPT noexcept(true)
#define QSE_CPP_THREXCEPT1(e1) throw(e1)
#define QSE_CPP_THREXCEPT2(e1,e2) throw(e1,e2)
#define QSE_CPP_THREXCEPT3(e1,e2,e3) throw(e1,e2,e3)
#define QSE_CPP_THREXCEPT4(e1,e2,e3,e4) throw(e1,e2,e3,e4)
#define QSE_CPP_THREXCEPT5(e1,e2,e3,e4,e5) throw(e1,e2,e3,e4,e5)
#define QSE_CPP_EXPLICIT explicit
/// The QSE_CPP_ENABLE_CPP11_MOVE macro enables C++11 move semantics
@ -58,6 +63,11 @@
#undef QSE_LANG_CPP11
#define QSE_CPP_NOEXCEPT throw()
#define QSE_CPP_THREXCEPT1(e1) throw(e1)
#define QSE_CPP_THREXCEPT2(e1,e2) throw(e1,e2)
#define QSE_CPP_THREXCEPT3(e1,e2,e3) throw(e1,e2,e3)
#define QSE_CPP_THREXCEPT4(e1,e2,e3,e4) throw(e1,e2,e3,e4)
#define QSE_CPP_THREXCEPT5(e1,e2,e3,e4,e5) throw(e1,e2,e3,e4,e5)
#define QSE_CPP_EXPLICIT
#define QSE_CPP_CALL_DESTRUCTOR(ptr, class_name) ((ptr)->~class_name())
@ -65,6 +75,11 @@
#define QSE_CPP_TEMPLATE_QUALIFIER template
#else
#define QSE_CPP_NOEXCEPT
#define QSE_CPP_THREXCEPT1(e1)
#define QSE_CPP_THREXCEPT2(e1,e2)
#define QSE_CPP_THREXCEPT3(e1,e2,e3)
#define QSE_CPP_THREXCEPT4(e1,e2,e3,e4)
#define QSE_CPP_THREXCEPT5(e1,e2,e3,e4,e5)
#define QSE_CPP_EXPLICIT
#if defined(__BORLANDC__)

10
qse/include/qse/cmn/Mmgr.hpp
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@ -81,7 +81,7 @@ public:
/// allocation. if it fails, it raise an exception if it's
/// configured to do so.
///
void* allocate (qse_size_t n, bool raise_exception = true) throw(MemoryError)
void* allocate (qse_size_t n, bool raise_exception = true) QSE_CPP_THREXCEPT1(MemoryError)
{
void* xptr = this->allocMem (n);
if (!xptr && raise_exception) QSE_THROW (MemoryError);
@ -92,14 +92,14 @@ public:
/// The callocate() function allocates memory like allocate() and
/// clears the memory before returning.
///
void* callocate (qse_size_t n, bool raise_exception = true) throw(MemoryError);
void* callocate (qse_size_t n, bool raise_exception = true) QSE_CPP_THREXCEPT1(MemoryError);
///
/// The reallocate() function calls reallocMem() for memory
/// reallocation. if it fails, it raise an exception if it's
/// configured to do so.
///
void* reallocate (void* ptr, qse_size_t n, bool raise_exception = true) throw(MemoryError)
void* reallocate (void* ptr, qse_size_t n, bool raise_exception = true) QSE_CPP_THREXCEPT1(MemoryError)
{
void* xptr = this->reallocMem (ptr, n);
if (!xptr && raise_exception) QSE_THROW (MemoryError);
@ -171,7 +171,7 @@ protected:
QSE_END_NAMESPACE(QSE)
/////////////////////////////////
QSE_EXPORT void* operator new (qse_size_t size, QSE::Mmgr* mmgr) throw(QSE::Mmgr::MemoryError);
QSE_EXPORT void* operator new (qse_size_t size, QSE::Mmgr* mmgr) QSE_CPP_THREXCEPT1(QSE::Mmgr::MemoryError);
#if defined(QSE_CPP_NO_OPERATOR_DELETE_OVERLOADING)
QSE_EXPORT void qse_operator_delete (void* ptr, QSE::Mmgr* mmgr);
@ -179,7 +179,7 @@ QSE_EXPORT void qse_operator_delete (void* ptr, QSE::Mmgr* mmgr);
QSE_EXPORT void operator delete (void* ptr, QSE::Mmgr* mmgr);
#endif
QSE_EXPORT void* operator new (qse_size_t size, QSE::Mmgr* mmgr, void* existing_ptr) throw(QSE::Mmgr::MemoryError);
QSE_EXPORT void* operator new (qse_size_t size, QSE::Mmgr* mmgr, void* existing_ptr) QSE_CPP_THREXCEPT1(QSE::Mmgr::MemoryError);
#if 0
// i found no way to delete an array allocated with

36
qse/include/qse/si/SpinLock.hpp
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@ -43,9 +43,10 @@
# include <atomic>
#endif
#include <qse/si/mtx.h>
QSE_BEGIN_NAMESPACE(QSE)
class SpinLock
class SpinLock: public Uncopyable
{
public:
#if defined(QSE_SUPPORT_SPL)
@ -114,6 +115,39 @@ protected:
SpinLock& spl;
};
class Mutex: public Uncopyable
{
public:
Mutex() QSE_CPP_NOEXCEPT
{
qse_mtx_init (&this->mtx, QSE_NULL);
}
~Mutex() QSE_CPP_NOEXCEPT
{
qse_mtx_fini (&this->mtx);
}
#if 0
bool tryock() QSE_CPP_NOEXCEPT
{
}
#endif
void lock () QSE_CPP_NOEXCEPT
{
qse_mtx_lock (&this->mtx, QSE_NULL);
}
void unlock () QSE_CPP_NOEXCEPT
{
qse_mtx_unlock (&this->mtx);
}
protected:
qse_mtx_t mtx;
};
QSE_END_NAMESPACE(QSE)
#endif

87
qse/include/qse/si/TcpServer.hpp
View File

@ -31,7 +31,6 @@
#include <qse/si/SocketAddress.hpp>
#include <qse/si/Thread.hpp>
#include <qse/si/SpinLock.hpp>
#include <qse/cmn/LinkedList.hpp>
#include <qse/cmn/Mmged.hpp>
#include <qse/Uncopyable.hpp>
#include <qse/si/mux.h>
@ -82,11 +81,11 @@ public:
qse_size_t getClientCount () const QSE_CPP_NOEXCEPT
{
return this->client_list.getSize();
return this->client_list[Client::LIVE].getSize();
}
qse_size_t getConnectionCount () const QSE_CPP_NOEXCEPT
{
return this->client_list.getSize();
return this->client_list[Client::LIVE].getSize();
}
qse_size_t getThreadStackSize () const QSE_CPP_NOEXCEPT
@ -115,7 +114,12 @@ protected:
public:
friend class TcpServer;
Client (Listener* listener) QSE_CPP_NOEXCEPT : listener(listener) {}
enum State
{
DEAD = 0,
LIVE = 1
};
Client (Listener* listener) QSE_CPP_NOEXCEPT: listener(listener), prev_client(QSE_NULL), next_client(QSE_NULL), claimed(false) {}
int main ();
int stop () QSE_CPP_NOEXCEPT;
@ -126,11 +130,18 @@ protected:
TcpServer* getServer() QSE_CPP_NOEXCEPT { return this->listener->server; }
const TcpServer* getServer() const QSE_CPP_NOEXCEPT { return this->listener->server; }
private:
Client* getNextClient() { return this->next_client; }
Client* getPrevClient() { return this->prev_client; }
Listener* listener;
Client* prev_client;
Client* next_client;
bool claimed;
QSE::Socket socket;
SocketAddress address;
SpinLock csspl; /* spin lock for client stop */
QSE::SocketAddress address;
QSE::SpinLock csspl; // spin lock for client stop
};
struct ListenerList
@ -149,7 +160,60 @@ protected:
Listener* tail;
qse_size_t count;
} listener_list;
};
struct ClientList
{
ClientList() QSE_CPP_NOEXCEPT: head(QSE_NULL), tail(QSE_NULL), count(0) {}
qse_size_t getSize() const { return this->count; }
Client* getHead() { return this->head; }
Client* getTail() { return this->tail; }
void append (Client* client)
{
client->next_client = QSE_NULL;
if (this->count == 0)
{
this->head = this->tail = client;
client->prev_client = QSE_NULL;
}
else
{
client->prev_client = this->tail;
this->tail->next_client = client;
this->tail = client;
}
this->count++;
}
void remove (Client* client)
{
if (client->next_client)
client->next_client->prev_client = client->prev_client;
else
this->tail = client->prev_client;
if (client->prev_client)
client->prev_client->next_client = client->next_client;
else
this->head = client->next_client;
client->prev_client = QSE_NULL;
client->next_client = QSE_NULL;
this->count--;
}
Client* head;
Client* tail;
qse_size_t count;
};
ListenerList listener_list;
ClientList client_list[2];
QSE::SpinLock client_list_spl;
ErrorCode errcode;
bool stop_requested;
@ -157,15 +221,11 @@ protected:
qse_size_t max_connections;
qse_size_t thread_stack_size;
typedef QSE::LinkedList<Client*> ClientList;
ClientList client_list;
friend class TcpServer::Client;
virtual int handle_client (Socket* sock, SocketAddress* addr) = 0;
private:
void delete_dead_clients () QSE_CPP_NOEXCEPT;
void delete_all_clients () QSE_CPP_NOEXCEPT;
void delete_all_clients (Client::State state) QSE_CPP_NOEXCEPT;
int setup_listeners (const qse_char_t* addrs) QSE_CPP_NOEXCEPT;
void free_all_listeners () QSE_CPP_NOEXCEPT;
@ -270,7 +330,6 @@ protected:
Callable* __lfunc;
int handle_client (Socket* sock, SocketAddress* addr)
{
if (!this->__lfunc)