Web21 aug. 2024 · ioctl函数详细说明(网络). 本函数影响由fd 参数引用的一个打开的文件。. 第三个参数总是一个指针,但指针的类型依赖于request 参数。. 明确用于套接口操作 … Web11 jan. 2011 · How to find the device name for ioctl (sd, SIOCGIFINDEX, &ifr) call. [ Log in to get rid of this advertisement] Hi I am trying to add the device by using followig code …
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Web23 feb. 2024 · 韓大衛@吉林師範大學. 下面代碼描述了在用戶層訪問smi/mdio總線, 讀寫phy芯片寄存器的通用代碼。. Linux內核2.6以上通用。. 將下面代碼編譯後,將可執行文 … Web19 jun. 2006 · ioctl[SIOCGIFADDR]: Cannot assign requested address I get auth'd and associated just no IP addy. dhclient fixes it... but i can just as easily scan and connect to … florida to north carolina flight time
ioctl (sock, SIOCGIFHWADDR, &ifr)获取网卡mac地址
Web3 okt. 2016 · 1 Answer. Your problem comes from the ifr variable: It is composed of a union, so ifr_addr and ifr_netmask point to the same memory zone: struct ifreq { char ifr_name … WebThe ioctl() system call appeared in Version 7 AT&T UNIX. NOTES top In order to use this call, one needs an open file descriptor. Often the open(2) call has unwanted side effects, … Web18 mrt. 2024 · There are other new protocol-specific IOCTL opcodes that can be found in the protocol-specific annex. A complete list of Winsock IOCTLs are available in the … great witley church worcester