vc++ 获取主机名
时间: 2023-10-10 14:15:39 浏览: 44
在VC中,可以使用gethostname函数获取本机的主机名。该函数的定义如下:
```c++
int gethostname(char* name, int namelen);
```
其中,name是一个指向存储主机名的缓冲区的指针,namelen是缓冲区的大小。调用该函数后,主机名将被存储在name指向的缓冲区中。
以下是一个获取主机名的示例代码:
```c++
#include <iostream>
#include <winsock2.h>
int main() {
WSADATA wsaData;
if (WSAStartup(MAKEWORD(2, 2), &wsaData) != 0) {
std::cout << "WSAStartup failed." << std::endl;
return 1;
}
char hostname[256];
if (gethostname(hostname, sizeof(hostname)) == 0) {
std::cout << "Hostname: " << hostname << std::endl;
} else {
std::cout << "Failed to get hostname." << std::endl;
}
WSACleanup();
return 0;
}
```
相关问题
mdns 获取主机名
回答: 要使用mdns获取主机名,可以使用以下命令: avahi-resolve-host-name \[hostname\]。这个命令将返回与指定主机名相关联的IP地址。
#### 引用[.reference_title]
- *1* *2* *3* [主机名设置及防火墙应用实例](https://blog.csdn.net/m0_47314098/article/details/119970068)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^insert_down1,239^v3^insert_chatgpt"}} ] [.reference_item]
[ .reference_list ]
linux获取主机名
要获取Linux主机名,可以使用以下命令:hostname,这将返回当前系统的主机名。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* [Linux:IP地址和主机名](https://blog.csdn.net/baidu_28122193/article/details/131221153)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *2* *3* [Linux命令之获取和修改主机名hostname](https://blog.csdn.net/cnds123321/article/details/125003398)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
[ .reference_list ]