[項目拆解系列001]_Windows下具名管道執行個體

Server端

#include <Windows.h>#include <stdio.h>void main(void){    HANDLE PipeHandle;    DWORD BytesRead;    CHAR buffer[256];    if((PipeHandle = CreateNamedPipe("\\\\.\\Pipe\\Jim",        PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_READMODE_BYTE,        1,        0,        0,        1000,        NULL)) == INVALID_HANDLE_VALUE){        printf("Create NamedPipe failed with error %d\n", GetLastError());        return;    }    printf("Server is now running, listenning for the client.\n");    while(1){        if(ConnectNamedPipe(PipeHandle, NULL) == 0){            printf("ConnectNamedPipe failed with error %d\n", GetLastError());            CloseHandle(PipeHandle);            return;        }        if(ReadFile(PipeHandle, buffer, sizeof(buffer), &BytesRead, NULL) <=0){            printf("ReadFile failed with error %d\n", GetLastError());            CloseHandle(PipeHandle);            return;        }        printf("%.*s\n", BytesRead, buffer);        if(DisconnectNamedPipe(PipeHandle) == 0){            printf("ReadFile failed with error %d\n", GetLastError());            return;        }    }    CloseHandle(PipeHandle);    return;}

 

Client端

#include <Windows.h>#include <stdio.h>#define PIPE_NAME "\\\\.\\Pipe\\Jim"void main(void){    HANDLE PipeHandle;    DWORD BytesWritten;    if(WaitNamedPipe(PIPE_NAME, NMPWAIT_WAIT_FOREVER) == 0){        printf("WaitNamedPipe failed with error %d\n", GetLastError());        return;    }    printf("Server is now running.");    if((PipeHandle = CreateFile(PIPE_NAME,        GENERIC_READ | GENERIC_WRITE, 0,        (LPSECURITY_ATTRIBUTES)NULL, OPEN_EXISTING,        FILE_ATTRIBUTE_NORMAL,        (HANDLE)NULL        )) == INVALID_HANDLE_VALUE){        printf("CreateFile failed with error %d\n", GetLastError());        return;    }    if(WriteFile(PipeHandle, "This is a test.", 15, &BytesWritten, NULL) == 0){        printf("ReadFile failed with error %d\n", GetLastError());        CloseHandle(PipeHandle);        return;    }    printf("Wrote %d bytes.\n", BytesWritten);    return;}