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네트워크 추가 예제
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18 files changed

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‎IO_Multiplexing/ex_select.c‎

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struct timeval timeout;
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timeout.tv_sec = atol(argv[1]);
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timeout.tv_usec = atol(argv[2]);
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if(select(0, (fd_set *)0, (fd_set *)0, &timeout) < 0) {
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printf("select error\r\n");
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return FALSE;
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}
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return TRUE;

‎IO_Multiplexing/ex_select.c.blog‎

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<pre class="brush:c">struct timeval timeout;
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timeout.tv_sec = atol(argv[1]);
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timeout.tv_usec = atol(argv[2]);
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if(select(0, (fd_set *)0, (fd_set *)0, &timeout) &lt; 0) {
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printf("select error\r\n");
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return FALSE;
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}
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return TRUE;
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</pre>

‎IO_Multiplexing/example_fd.c‎

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#define FD_SETSIZE 54
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FD_set fdvar
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FD_ZERO(&fdvar); // fd_set을 초기화
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FD_SET(1, &fdvar); // fd 1비트 검색
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FD_SET(4, &fdvar); // fd 4비트 검색
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FD_SET(5, &fdvar); // fd 5비트 검색

‎IO_Multiplexing/example_fd.c.blog‎

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<pre class="brush:c">#define FD_SETSIZE 54
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FD_set fdvar
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FD_ZERO(&fdvar); // fd_set을 초기화
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FD_SET(1, &fdvar); // fd 1비트 검색
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FD_SET(4, &fdvar); // fd 4비트 검색
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FD_SET(5, &fdvar); // fd 5비트 검색
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</pre>

‎IO_Multiplexing/example_select.c‎

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int select(int nfds, fd_set *readfds,
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fd_set *writefds, fd_set * exceptfds,
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struct timeval *timeout);
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FD_ZERO(fd_set *set);
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FD_SET(int fd, fd_set *fdset);
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FD_CLR(int fd, fd_set *fdset);
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FD_ISSET(int fd, fd_set *fdset);

‎IO_Multiplexing/example_select.c.blog‎

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<pre class="brush:c">int select(int nfds, fd_set *readfds,
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fd_set *writefds, fd_set * exceptfds,
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struct timeval *timeout);
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FD_ZERO(fd_set *set);
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FD_SET(int fd, fd_set *fdset);
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FD_CLR(int fd, fd_set *fdset);
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FD_ISSET(int fd, fd_set *fdset);
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</pre>

‎IO_Multiplexing/example_timeval.c‎

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struct timeval {
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long tv_sec; /* seconds */
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long tv_use; /* and microseconds */
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};

‎IO_Multiplexing/example_timeval.c.blog‎

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<pre class="brush:c">struct timeval {
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long tv_sec; /* seconds */
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long tv_use; /* and microseconds */
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};
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</pre>

‎tmn/ex_01.py‎

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Switch MANAGED OBJECT CLASS -- 이름을 Switch로 지정
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DERIVED FROM "Rec. X.721 | ISO/IEC 10165-2: 1992 :top;" -- 상속 관계 지정
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CHARACTERIZED BY
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SwitchPkg PACKAGE -- package 이름 지정
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BEHAVIOR
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SwitchBehavior BEHAVIOR -- switch에 대한 기술
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DEFINED AS Instantiable class represnting the switch device;;
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ATTRIBUTES -- switch가 가지는 attribute
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Switched GET, -- 식별자로서 Get만 허용
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NoPorts GET-REPLACES -- 포트의 수로 GET/SET 허용
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SwitchName GET-REPACE, -- 스위치 이름 GET/SET 혀용
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ACTIONS
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PowerOnOff; -- 파워를 끄거나 켤 수 있음
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NOTIFICATIONS
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SwitchingAlarm;;; -- Manager에게 통지해야할 내용
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REGISTERED AS {switchMObject 1};

‎tmn/ex_01.py.blog‎

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<pre class="brush:c">Switch MANAGED OBJECT CLASS -- 이름을 Switch로 지정
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DERIVED FROM "Rec. X.721 | ISO/IEC 10165-2: 1992 :top;" -- 상속 관계 지정
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CHARACTERIZED BY
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SwitchPkg PACKAGE -- package 이름 지정
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BEHAVIOR
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SwitchBehavior BEHAVIOR -- switch에 대한 기술
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DEFINED AS Instantiable class represnting the switch device;;
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ATTRIBUTES -- switch가 가지는 attribute
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Switched GET, -- 식별자로서 Get만 허용
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NoPorts GET-REPLACES -- 포트의 수로 GET/SET 허용
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SwitchName GET-REPACE, -- 스위치 이름 GET/SET 혀용
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ACTIONS
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PowerOnOff; -- 파워를 끄거나 켤 수 있음
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NOTIFICATIONS
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SwitchingAlarm;;; -- Manager에게 통지해야할 내용
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REGISTERED AS {switchMObject 1};
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</pre>

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