#include "IPipeClient.h"

IPipeClient::IPipeClient()

:m_pipe(INVALID_HANDLE_VALUE)

{

//

}

IPipeClient::~IPipeClient()

{

Close();

}

bool IPipeClient::Open(const char * name)

{

Close();

m_pipe = CreateFile(

name,

GENERIC_READ | GENERIC_WRITE,

0,

NULL,

OPEN_EXISTING,

0,

NULL);

return m_pipe != INVALID_HANDLE_VALUE;

}

void IPipeClient::Close(void)

{

if(m_pipe != INVALID_HANDLE_VALUE)

{

CloseHandle(m_pipe);

m_pipe = INVALID_HANDLE_VALUE;

}

}

bool IPipeClient::ReadMessage(UInt8 * buf, UInt32 length)

{

UInt32 bytesRead;

ReadFile(m_pipe, buf, length, &bytesRead, NULL);

IPipeServer::MessageHeader * header = (IPipeServer::MessageHeader *)buf;

return

(bytesRead >= sizeof(IPipeServer::MessageHeader)) && // has a valid header

(bytesRead >= (sizeof(IPipeServer::MessageHeader) + header->length));

}

bool IPipeClient::WriteMessage(IPipeServer::MessageHeader * msg)

{

UInt32 bytesWritten;

UInt32 length = sizeof(IPipeServer::MessageHeader) + msg->length;

WriteFile(m_pipe, msg, length, &bytesWritten, NULL);

return bytesWritten >= length;

}