void CNetMsg::Init(void)
{
if(!this->p_data)
this->p_data = g_netmsgpool.Get(false);
this->p_msg_type = 0;
this->p_data = g_netmsgpool.Get(false);
this->p_len = 0;
this->p_point = 0;
}
void CNetMsg::Init(void)
{
if(!this->MsgData)
this->MsgData = g_netmsgpool.Get(false);
this->MsgType = 0;
this->MsgData = g_netmsgpool.Get(false);
this->MsgLength = 0;
this->MsgPointer = 0;
}
int main()
{
CMemPool mp;
assert( mp.Initialize() );
for(int i = 0; i<100; i++)
{
TCHAR* psz = mp.GetStringBuffer(8192);
_stprintf_s(psz, 8192, TEXT("now i=%d/n"), i);
_tprintf(psz);
}
mp.Destroy();
return getchar();
}
CNetMsg::~CNetMsg()
{
if(this->p_data)
g_netmsgpool.Set(this->p_data);
this->p_msg_type = 0;
this->p_data = 0;
this->p_len = 0;
this->p_point = 0;
}
CNetMsg::~CNetMsg()
{
if(this->MsgData)
g_netmsgpool.Set(this->MsgData);
this->MsgType = 0;
this->MsgData = 0;
this->MsgLength = 0;
this->MsgPointer = 0;
}
//读取信息到队列
void read_func(void *arg)
{
while(1)
{
Sleep(1);
CAutoLock lock(&g_TReadLock);
std::string rcv("");
try
{
rcv = sClient->ReceiveBytes();
}
catch(...)
{
//Log("read_func : MsClient->ReceiveBytes() fialed.");
continue;
}
if(strlen(rcv.c_str()) == 0)
{
continue;
}
#ifdef DEBUG_MODE
std::cout << "read_func : " << rcv << std::endl;
#endif
char *data_buff = NULL;
data_buff = reinterpret_cast<char *>(MsgPool.Get());
//已解决bug1:如果不对其内存memset清0，，内存的当前值就会覆盖上次的(memcpy)，
//可能导致会有"垃圾尾巴"（例如上次内容为:12345，这次的期望内容是:abc，
//最后在内存的值会变为:abc45，忘注意，这个和内存池本来的实现有关。
if(data_buff)
{
memset(data_buff, 0, DATA_BLOCK_LEN);
memcpy(data_buff, rcv.c_str(), strlen(rcv.c_str()));
msg_queue.Push(data_buff);
//(&doublebuffer_queue)->Push(data_buff);
}
else
{
//Log("read_func : MsgPool.Get() fialed.");
}
}
}
//获取消息队列消息
void proc(void *arg)
{
HWND hMain = (HWND)arg;
USE_JSONCODER_DOC(document);
while(1)
{
Sleep(1);
CAutoLock lock(&g_TGetLock);
char *msg = NULL;
try
{
msg = reinterpret_cast<char *>(msg_queue.Pop());
//msg = (&doublebuffer_queue)->Popup();
if(!msg)
{
continue;
}
}
catch(...){
//Log("proc : msg_queue.Pop() fialed.");
}
#ifdef DEBUG_MODE
std::cout << msg << std::endl;
#endif
//解码
LOAD_JSONCODER_STR(document, msg);
JsonCoder jc_decoder;
if(!jc_decoder.CheckPacket(document))
{
//cout << "error packet" << endl;
PostMessage(hMain, WM_ERRORPCK, 0, 0);
continue;
}
//获取消息
uint32 cmd = jc_decoder.GetInt(JC_KEY::JC_MSGTYPE, document);
//服务端发送过来的回应包
if(cmd == MESSAGE_TYPE::cmdLoginRep)
{
//返回的客户列表
std::string user_list = jc_decoder.GetString(JC_KEY::JC_USERLISTREP, document);
//上线提示
std::string onlineUser = jc_decoder.GetString(JC_KEY::JC_ONLINEREP, document);
//发送上线提醒消息
std::string *olUser = new std::string(onlineUser);
PostMessage(hMain, WM_ONLINEWARN, (WPARAM)olUser, 0);
#ifdef DEBUG_MODE
cout << "user_list" << user_list << endl;
#endif
//发送列表消息
std::string *uList = new std::string(user_list);
//上线的用户提示
std::string *warn = new std::string(onlineUser);
PostMessage(hMain, WM_UPDATELIST, (WPARAM)uList, (LPARAM)warn);
}
else if(cmd == MESSAGE_TYPE::cmdLogoutRep)
{
//客户端离线提示
std::string logoutUser = jc_decoder.GetString(JC_KEY::JC_LOGOUTUSER, document);
//列表删除
ClientMap::iterator ite = cmap.begin();
ite = cmap.find(logoutUser);
if(ite != cmap.end())
{
cmap.erase(ite);
}
std::string *ss = new std::string(logoutUser);
PostMessage(hMain, WM_DELUSERLIST, (WPARAM)ss, 0);
}
else if(cmd == MESSAGE_TYPE::cmdPublicMsgRep)
{
//发送者id
std::string user_identify = jc_decoder.GetString(JC_KEY::JC_IDENTIFY, document);
//谁发送的
std::string sender = jc_decoder.GetString(JC_KEY::JC_SENDER, document);
//发送了什么
std::string pubmsg = jc_decoder.GetString(JC_KEY::JC_PUBMSG, document);
//发送时间
std::string pubtime = jc_decoder.GetString(JC_KEY::JC_PUBTIME, document);
if(strcmp(user_identify.c_str(), g_Identify.c_str()) != 0)
{
std::wstring tmp = PublicTool::string2wstring(sender);
tmp.append(STR_OTHER_SAY);
tmp.append(PublicTool::string2wstring(pubmsg));
tmp.append(L"[");
tmp.append(PublicTool::string2wstring(pubtime));
tmp.append(L"]");
std::wstring *ss = new std::wstring(tmp);
PostMessage(hMain, WM_PUBMSG, (WPARAM)ss, 0);
}
}
//内存归还到内存池
MsgPool.Release(msg);
}
}
void* CMemPool::Alloc(size_t iSize, size_t iHandle)
{
if (!s_apMemPools.size())
{
CMemPool::AddPool(256 * sizeof(float), 0); // 1kb
s_iMemoryAllocated = 0;
}
void* pReturn = NULL;
for (unsigned int i = 0; i < s_apMemPools.size(); i++)
{
CMemPool* pPool = s_apMemPools[i];
if (pPool->m_iHandle != iHandle)
continue;
// Easy out, is there not enough room?
if (pPool->m_iMemoryAllocated + sizeof(CMemChunk) + iSize > pPool->m_iMemPoolSize)
continue;
// Easy out, are there no elements yet?
else if (!pPool->m_pAllocMap)
pReturn = pPool->Reserve(pPool->m_pMemPool, iSize);
// Easy out, is there room at the beginning?
else if ((size_t)pPool->m_pAllocMap - (size_t)pPool->m_pMemPool >= iSize + sizeof(CMemChunk))
pReturn = pPool->Reserve(pPool->m_pMemPool, iSize, NULL);
// Easy out, is there room at the end?
else if ((size_t)pPool->m_pAllocMapBack->m_pMem + pPool->m_pAllocMapBack->m_iSize + iSize + sizeof(CMemChunk) <= (size_t)pPool->m_pMemPool + pPool->m_iMemPoolSize)
pReturn = pPool->Reserve((void*)((size_t)pPool->m_pAllocMapBack->m_pMem + pPool->m_pAllocMapBack->m_iSize), iSize, pPool->m_pAllocMapBack);
else
{
// Find a free spot large enough.
for (CMemChunk* pChunk = pPool->m_pAllocMap; pChunk; pChunk = pChunk->m_pNext)
{
if ((size_t)pChunk->m_pNext - ((size_t)pChunk->m_pMem + pChunk->m_iSize) >= iSize + sizeof(CMemChunk))
{
// If there is enough space here to insert a new piece of memory, then we'll use it.
pReturn = pPool->Reserve((void*)((size_t)pChunk->m_pMem + pChunk->m_iSize), iSize, pChunk);
break;
}
}
}
// If a proper space was located in the above code, don't search any more pools.
if (pReturn)
break;
}
if (!pReturn)
{
// Create a new one same size as the old plus a little more, so effectively we have a little more than 2x as much memory now.
CMemPool* pPool = CMemPool::AddPool(s_iMemoryAllocated+iSize+sizeof(CMemChunk), iHandle);
pReturn = pPool->Reserve(pPool->m_pMemPool, iSize);
}
TAssertNoMsg(pReturn);
s_iMemoryAllocated += sizeof(CMemChunk) + iSize;
return pReturn;
}
void* PoolMalloc(size_t nSize) {
return __mempool.Alloc(nSize);
}
void PoolFree(void* p) {
return __mempool.Free(p);
}
