雖然這篇H_addr鄉民發文沒有被收入到精華區：在H_addr這個話題中，我們另外找到其它相關的精選爆讚文章
[爆卦]H_addr是什麼？優點缺點精華區懶人包
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#1Does struct hostent have a field "h_addr"? - Stack Overflow
You missed this bit right under it: #define h_addr h_addr_list[0] /* for backward compatibility */. So no, there is no problem.
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#2Host Names (The GNU C Library)
char *h_addr. This is a synonym for h_addr_list[0] ; in other words, it is the first host address. As far as the host database is concerned, each address is ...
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#3hostent_百度百科
hostent的定義如下：. struct hostent{ char * h_name; char ** h_aliases; short h_addrtype; short h_length; char ** h_addr_list; #define h_addr h_addr_list[0]; }; ...
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#4error: 'struct hostent' has no member named 'h_addr'
改完後再編一次終於出現沒有問號的error了 " error: 'struct hostent' has no member named 'h_addr' ". 爬了很久的文都是國外的論壇有人發問這是考驗 ...
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#5hostent
#include <netdb.h> struct hostent { char * h_name; char ** h_aliases; int h_addrtype; int h_length; char ** h_addr_list; }; #define h_addr h_addr_list[0] ...
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#6【LINUX】struct hostent是否有一個“h_addr”欄位？ - 程式人生
... I18N_FUNC_FAIL, fname, "my_gethostbyname()"); return -1; } strcpy(localhost, hp->h_name); memcpy(&addr, hp->h_addr, hp->h_length);
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#7Host Names – hostent (Programming Interfaces Guide)
The list of addresses is required because a host can have many addresses. The h_addr definition is for backward compatibility, and is the first address in the ...
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#8struct hostent结构体- balaamwe - 博客园
#define h_addr h_addr_list[0] // address, for backward compatiblity }; typedef uint32_t in_addr_t; struct in_addr { in_addr_t s_addr; };
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#9error: 'struct hostent' has no member named 'h_addr' - CSDN ...
编译网络程序是出现错误： error: 'struct hostent' has no member named 'h_addr' 查看相应的头文件里面有h_addr 成员/* Description of data base ...
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#10error: 'struct hostent' has no member named 'h_addr'
define h_addr h_addr_list[0] /* Address, for backward compatibility.*/. #endif. }; 解决办法，加上编译选项即可：. > gcc -pedantic -Os -c client.c -o client.o ...
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#11gethostbyname(), gethostbyaddr() - GTA UFRJ
h_addr. A commonly defined alias for h_addr_list[0]. If you just want any old IP address for this host (yeah, they can have more than one) just use this ...
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#12Binding using socket call gethostbyname - IBM
... myname.sin_addr.s_addr = *((unsigned long *)hp->h_addr); myname.sin_port = htons(1024); ⋮ rc = bind(s,(struct sockaddr *) &myname, sizeof(myname));.
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#13error: 'struct hostent' has no member named 'h_addr' - 尚码园
这篇文章主要向大家介绍error: 'struct hostent' has no member named 'h_addr',主要内容包括基础应用、实用技巧、原理机制等方面，希望对大家有所 ...
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#14gethostbyname(3) - Linux manual page - man7.org
h_addr The first address in h_addr_list for backward compatibility. RETURN VALUE top. The gethostbyname() and gethostbyaddr() functions return ...
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#15Linux struct hostent 是否有字段“h_addr”？ - IGI
Linux struct hostent 是否有字段“h_addr”？ 声明：本页面是StackOverFlow热门问题的中英对照翻译，遵循CC BY-SA 4.0协议，如果您需要使用它，必须同样遵循CC BY-SA ...
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#16'struct hostent' has no member named 'h_addr'_ziyou飞翔的专栏
编译网络程序是出现错误： error: 'struct hostent' has no member named 'h_addr' 查看相应的头文件里面有h_addr 成员/* Description of data base entry for a ...
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#17Delphi WSAAsyncGetHostByName异步取IP地址
if buf.h_addr=nil then begin ShowMessage('解析失败！'); exit; end; edit3.Text:=buf.h_name; edit2.Text:=format('%d.%d.%d.%d',[ord(buf.h_addr^[0]),
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#18Linux 網路學習筆記1
#define h_addr h_addr_list[0]. 這裡是這個資料結構的詳細資料：. struct hostent: h_name – 地址的正式名稱。 h_aliases – 空位元組-地址的預備名稱 ...
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#19diff -uNr BitchX.orig/source/banlist.c BitchX/source/banlist.c ...
... hp->h_addr, sizeof(LocalHostAddr)); - + memcpy((void *)&LocalHostAddr.sf_addr, hp->h_addr, sizeof(struct in_addr)); +#endif bitchsay("Local host name is ...
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#20error: 'struct hostent' has no member named 'h_addr' - 菜鸟学院
#if defined __USE_MISC || defined __USE_GNU # define h_addr h_addr_list[0] /* Address, for backward compatibility.*/ #endif };.
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#21gethostbyname.3
Host addresses are returned in network byte order. h_addr The first address in h_addr_list; this is for backward compatibility.
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#22code in C, url = inet_ntoa (* (struct in_addr *) ip-h_addr) - it_qna
and the h_addr field equals char **h_addr_list[0]; //primeira posiçao do vetor h_addr_list . gethostbyname() returns a hostent (struct!) for the ...
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#23Mac OS X Manual Page For sethostent(3) - Apple Developer
... host address type */ int h_length; /* length of address */ char **h_addr_list; /* list of addresses from name server */ }; #define h_addr h_addr_list[0] ...
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#24Est-ce que struct hostent a un champ "h_addr"? - AskCodez
Est-ce que struct hostent a un champ "h_addr"? J'ai rencontré le code suivant instantané: struct hostent *hp; hp ...
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#25Here is a simple version of ahb_master · GitHub
wire [2:0]SIZE,BURST;. wire [1:0]HRESP,SEL,TRANS;. wire [31:0]HRDATA;. reg bus_reg,addr_reg,new_hready,old_hready;. reg [31:0] RDATA;. reg [31:0] h_addr;.
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#26gethostbyname - Socket Function Reference - SAS Support
Refer to <netdb.h> for details on the hostent structure. This structure is typically used to find the previous address of the host via the h_addr field ...
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#27server.sin_addr=*((in_addr *)he->h_addr) - 中高考辅导作业
server.sin_addr=*((in_addr *)he->h_addr);帮帮忙.尤其是*((in_addr *)he->h_addr)这代表什么啊.. 来源：学生作业帮助网编辑：作业帮 ...
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#28gethostbyname
Host addresses are returned in network byte order. h_addr, The first address in h_addr_list ; this is for backward compatibility.
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#29gethostent_r(3): network host entry - Linux man page - Die.net
... length of address */ char **h_addr_list; /* list of addresses */ } #define h_addr h_addr_list[0] /* for backward compatibility */
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#30error: 'struct hostent' has no member named 'h_addr' - 极客分享
编译网络程序是出现错误：error: 'struct hostent' has no member named 'h_addr'查看相应的头文件里面有h_addr 成员/* Description of data base ...
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#31hostent結構介紹 - w3c菜鳥教程
printf("ip address : %s\n",inet_ntoa(*((struct in_addr *)h->h_addr)));. return exit_success;. }在使用 gethostbyname() 的時候，你不能 ...
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#32linux - gethostbyname (3)
... list of addresses */ } #define h_addr h_addr_list[0] /* for backward compatibility */ The members of the hostent structure are: h_name The official name ...
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#33Network programming under Unix systems - Part II
... list of addresses from name server */ #define h_addr h_addr_list[0] /* address, ... h_addr : In older systems, there was only the h_addr field, ...
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#34linux c 域名转ip函数gethostbyname 返回结构体hostent 简介
... #define h_addr h_addr_list[0] /* for backward compatibility */ ... 地址，可以通过强制类型转换(struct in_addr *) h->h_addr 得到该结构体。
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#35Linux C, gethostbyaddr(), gethostbyname() - Picasso's ...
(char *)NULL); // 在<netdb.h>中有定義h_addr就是h_addr_list[0]!! bzero((void *)&stTempInAddr, sizeof(struct in_addr)); bzero((void ...
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#36关于hostent结构成员变量h_addr_刀疤凯 - 博客- 新浪
#define h_addr h_addr_list[0]. hostent结构成员变量h_addr_list是char**类型的，这个是什么意思呢？ 可以简单的理解成char *str[N]。
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#37C++ gethostbyname函數代碼示例 - 純淨天空
!= INADDR_ANY) { def.h_name = host; def.h_addr_list = alist; def.h_addr = (char *)&defaddr; def.h_length = sizeof(struct in_addr); def.h_addrtype = AF_INET; def ...
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#38struct hostent结构体 - 代码交流
网络字节顺序。 h_addr - h_addr_list中的第一地址。 gethostbyname() 成功时返回一个指向结构体 hostent 的指针，或者 是个空 (NULL) 指针。
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#39Thread: how to convert hostent member h_addr to a string?
Hello, I have a hostent h_addr and I want to convert that to a string IP address. How can I do that? I tried this: string ipaddress; struct hostent *h; ...
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#40struct定义内部定义宏- CodeQ&A - 专业开发技术聚合网
宏定义根本没有范围,如果它在该结构之外定义,它将以同样的方式工作. 它允许旧代码继续使用hr.h_addr而不是必须更改为he.h_addr...
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#41struct hostent结构体_木易云清-程序员宝宝
这个数据结构是这样的： struct hostent { char *h_name; char **h_aliases; int h_addrtype; int h_length; char **h_addr_list; }; #define h_addr h_addr_list[0] ...
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#425.4.2 编程进行域名解析 - 嵌入式Linux中文站
#define h_addr h_addr_list[0]. 因些，如果要或者某一主机的IP地址，可以使用hostent.h_addr字段，这在下面的例子里将会看到。 Ø 函数gethostbyname通过域名获取其 ...
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#43HOSTENT structure (winsock2.h) - Microsoft Docs
2021年4月1日 — The macro h_addr is defined to be h_addr_list[0] for compatibility with older software. Remarks. The gethostbyaddr and gethostbyname functions ...
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#44Socket Programming
*h_addr;. // first host address, synonym for h_addr_list[0]. }; Page 17. Put Client Together struct sockaddr_in saddr; struct hostent *h;.
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#45民眾專區 - 社團法人台北市牙醫師公會
診所名稱 診所地址 診所電話 賴獻章牙醫 台北市信義區永吉路30巷151弄2號2樓 02‑2769‑2695 芳林牙醫 台北市信義區永吉路30巷178弄2號1樓 02‑2764‑1366 美麗華牙醫 台北市信義區永吉路318號 02‑2766‑9722
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#46inet_ntoa() Warnings - narkive
the following: struct hostent* myhostent = gethostbyname( "localhost" ); printf ("ip address=%s\n", inet_ntoa ( * ( (in_addr *) myhostent->h_addr ) ) );
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#47Simple TCP client
... bcopy((char *)server->h_addr, (char *)&serv_addr.sin_addr.s_addr, server->h_length); serv_addr.sin_port = htons(portno); /* Create a TCP socket ...
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#48linux - struct hostent是否有一个“h_addr”字段？ - IT工具网
linux - struct hostent是否有一个“h_addr”字段？ ... return -1; } strcpy(localhost, hp->h_name); memcpy(&addr, hp->h_addr, hp->h_length);
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#49#include <stdio.h> #include <stdlib.h> #include <arpa/inet.h ...
n", hostname); } exit(1); } // We are interested in the h_addr attribute of the ... h_addr in fact refers to h_addr_list[0], and is #defined as such. struct ...
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#50gethostbyname & gethostbyaddr使用方法_zxh821112的专栏
int i, j;. struct in_addr ip;. localHost = gethostbyname(argv[1]);. gethostname(hostName, sizeof(hostName));. printf("localHost->h_name = %s h_addr= %s ...
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#51关于强制转换：C-*(long *)(host-> h_addr)是什么？ 做？
h_addr 是 char 指针， host 是指向 hostent 类型的结构的指针。 addr 是类型 sockaddr_in 的结构， sin_addr 是类型 in_addr 的结构。 s_addr 是 ...
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#52Socket Programming
... usually) int h_length; //address length in bytes char ** h_addr_list; //list of addresses } #define h_addr h_addr_list[0] //first address list, ...
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#53struct hostent结构体 - 360Doc
h_addr - h_addr_list中的第一地址。 gethostbyname() 成功时返回一个指向结构体hostent 的指针，或者是个空(NULL) 指针。(但是和以前不同，不设置errno， ...
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#54lltgethostbyname - Veritas SORT
char *h_addr; l*LLT systemid*/. } llt_hostent_t;. lltgethostbyname () returns a pointer to a struct llt_hostent_t if it successfully locates the requested ...
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#55gethostbyname - 程序員學院
inet_ntop(af_inet,hp->h_addr,ipaddr,sizeof(ipaddr));. printf("ip is : %s\n",ipaddr);. putchar('\n');. } % gcc -g -d_gnu_source -wall ...
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#56Есть ли у struct hostent поле "h_addr"? - CodeRoad
Вы пропустили этот кусочек прямо под ним: #define h_addr h_addr_list[0] /* for backward compatibility */ Так что нет, нет никаких проблем.
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#57Linux網絡編程之域名解析（DNS） - 台部落
... 一個以點分十進制格式表示的IP地址字符串 serv_ip = inet_ntoa(*(struct in_addr*)p->h_addr); printf("serv_ip: %s\n", serv_ip); return 0; }.
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#58input/lib/libc/include/netdb.h文件参考 - LiteOS API - Huawei
... #define EAI_SOCKTYPE -7; #define EAI_SERVICE -8; #define EAI_MEMORY -10; #define EAI_SYSTEM -11; #define EAI_OVERFLOW -12; #define h_addr h_addr_list[0] ...
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#59netdb.h source code [ClickHouse/contrib/sysroot/linux-x86_64 ...
106, # define h_addr h_addr_list[0] /* Address, for backward compatibility.*/. 107, #endif. 108, };. 109. 110, /* Open host data base files ...
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#602008-07-01 如何於CLP 中以Host name 取得主機的IP ... - 隨意窩
C* c if RetType = '*ADDR' c eval p_name = inet_ntoa(h_addr) c if p_name = *NULL c eval Output = '*FAIL' c else c x'00' scan wkName wkLen c ...
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#61Un ejemplo de Cliente de Flujos - Ibiblio
... server.sin_addr = *((struct in_addr *)he->h_addr); /*he->h_addr pasa la información de ``*he'' a "h_addr" */ bzero(&(server.sin_zero),8); if(connect(fd, ...
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#62gethostbyname(), gethostbyaddr() - Beej's Guide to Network ...
char h_addr_list 這個主機的IP addresses 清單。雖然這是個char**，不過實際上是struct in_addrs 所偽裝的陣列，最後一個元素是NULL。 h_addr 為h_addr_list[0] ...
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#63About IP address conversion from hostent to in_addr
#define h_addr h_addr_list[0] /* address, for backward compat */. }; Note that there is an extra macro definition in the last line, but it is not mentioned ...
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#643xe9kc6qp - C - OneCompiler
printf("The length of the address: %i\n", host->h_length);. printf("IP address: %s\n", inet_ntoa(*((struct in_addr *) host->h_addr)));. return 0;.
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#65gethostbyname(3) - 서버 이름으로 IP 주소 조회 - IT 개발자 Note
gethostbyname(3) ; struct hostent { ; define h_addr h_addr_list[0] /* for backward compatibility */.
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#66Segmentation fault when reading h_addr in struct hostent
Find answers to Segmentation fault when reading h_addr in struct hostent from the expert community at Experts Exchange.
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#67WSAAsyncGetHostByName（）函式的正確使用！ - IT閱讀
d"),pHost->h_name,(BYTE)pHost->h_addr[0],(BYTE)pHost->h_addr[1],(BYTE)pHost->h_addr[2],(BYTE)pHost->h_addr[3]); MessageBoxA(hWnd,czInfo ...
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#68如何获得本机IP
printf("Default IP: %s\n", inet_ntoa (*((struct in_addr *)h->h_addr)));. for (i = 0; i< h->h_length / sizeof(int); i++) {. printf("IP %d : %s\n", i+1, ...
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#69How to print an IP address? - C Board
printf("%s", hos->h_addr);. (where hos is a pointer to a struct hostent returned by gethostbyname() ) but it doesn't work. Codeplug's Avatar.
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#70用Socket編寫TCP程序（C/C++） - Linux Wiki
... pin.sin_addr.s_addr=((struct in_addr *)(nlp_host->h_addr))->s_addr; pin.sin_port=htons(port); //建立socket sd=socket(AF_INET,SOCK_STREAM ...
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#71问题包括在struct中更改sizeof in_addr - 编程讨论
这是因为你有一个不幸的名字 struct in_addr h_addr 会员。 <netdb.h> 在glibc中包含这个： # define h_addr h_addr_list[0] /* Address, for backward compatibility.
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#72C - Что делает * (long *) (host-> h_addr) - Question-It.com
В этом примере я нашел следующий код: addr.sin_addr.s_addr = *(long *)(host->h_addr); h_addr - это указатель char, а host - указатель на структуру типа ...
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#73gethostbyname, gethostbyaddr, sethostent, gethostent ...
h_addr The first address in h_addr_list for backward compatibility. RETURN VALUE. The gethostbyname() and gethostbyaddr() functions return the hostent structure ...
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#74C++ (Cpp) endhostent Examples - HotExamples
int resolve(uint32_t *addr, const char *name) { struct hostent *h; if((h = gethostbyname(name)) == NULL) return -1; memcpy(addr, h->h_addr, h->h_length); ...
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#75struct hostent结构体_chouzeou0475的博客-程序员ITS203
#define h_addr h_addr_list[0] 这里是这个数据结构的详细资料： struct hostent: h_name – 地址的正式名称。 h_aliases – 空字节-地址的预备名称的指针。
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#76UNIX man pages : gethostbyname (3)
h_addr The first address in h_addr_list; this is for backward com- patibility. When using the nameserver, gethostbyname() and gethostbyname2() will search for ...
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#77struct hostent结构体- 扶殊88的个人空间
这个数据结构是这样的： struct hostent { char *h_name; char **h_aliases; int h_addrtype; int h_length; char **h_addr_list; }; #define h_addr ...
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#78CN1567235A - 一种检测内存存取错误的方法 - Google Patents
(31)读出用户的程序检查存储块的地址为Addr；(32)头端检查位置(H_Addr)＝Addr-4；状态标志(State_flag)＝(*H_Addr)&0×0000ffff；尾端检查位置(T_Addr)＝Addr+存储 ...
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#79gethostbyname man page on OPENSTEP - Polarhome
Host addresses are returned in network byte order. h_addr The first address in h_addr_list; this is for backward compatibility. When using the name server, ...
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#80gethostbyname(), gethostbyaddr() - TeoriadeiSegnali.it
h_addr. A commonly defined alias for h_addr_list[0]. If you just want any old IP address for this host (yeah, they can have more than one) just use this ...
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#81c++ 获取本地ip地址- 润新知 - 编程部落
... 直接取h_addr_list列表中的第一个地址h_addr *ip = ntohl(((struct in_addr*)hent->h_addr)->s_addr); //int i; //for(i=0; hent->h_addr_list[i]; i++) ...
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#82tcp.c
... servaddr_in.sin_addr.s_addr = ((struct in_addr *)(hp->h_addr))->s_addr; /* would be better in long term to use getservbyname() */ servaddr_in.sin_port ...
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#83hostent and in_addr structure - TitanWolf
char * * h_addr_list;//list of addresses from name server #define h_addr h_addr_list [0]//address, for backward compatiblity }; typedef uint32_t in_addr_t;
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#84gethostbyname - eCos
Host addresses are returned in network byte order. h_addr The first address in h_addr_list; this is for backward com- patibility.
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#85bian_qing_quan11的博客-程序员资料_gethostbyname头文件
#define h_addr h_addr_list[0]; h_addr是指h_addr_list中的第一地址。就是主机名对应的IP地址 };. 注意：这里千万不能用printf直接打印出h_addr，会出下错误。
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#86Is there a memory leak problem after gethostbyname_r ...
NULL) *addr = *(struct in_addr *)he.h_addr; else if (result != &he) ret = herr; free(buff); return ret; }. It's basically the same as the example in the ...
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#87Mapping host names (Internet domain)
struct hostent { char *h_name; char **h_aliases; int h_addrtype; int h_length; char **h_addr_list; # define h_addr h_addr_list[0] }.
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#88SML - CakeML
datatype ('a, 'b) prod = Pair of 'a * 'b ; datatype ('a) list = Cons of 'a * ('a) list | Nil ; datatype ('a) heap_address = H_data of 'a | H_addr of int ...
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#89Bike-X: ovr/sdk/third_party/edid/edid.h File Reference - GitHub ...
Data Fields. union DetailedTiming, connector. int, digital_sync. int, h_addr. int, h_blank. int, h_front_porch. int, h_sync. int, height_mm. int, interlaced.
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#90Lecture 15: Networking, Clients - Stanford University
h_addr is #define for h_addr_list[0] address.sin_addr = *((struct in_addr *)he->h_addr); if (connect(s, (struct sockaddr *) &address, sizeof(address)) == 0) ...
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#91CC2540 - Write to next memory bank via Debug Port - TI E2E
I pass h_addr in the bank parameter of 'read_flash_memory_block' and simply l_addr to the flash_addr parameter. In the function I have the ...
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#92Problème dans struct in_addr - Developpez.net
HAM_10, le 31/05/2017 à 02h46#1. Bonjour tout le monde, ... si je fait clt.sin_addr.s_addr=* (struct in_addr*) hostinfo->h_addr ; le compilateur déclare une ...
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#93Delphi獲取本地計算機名稱和IP地址 - 程式師世界
with HostEnt^ do result:= Format('%d.%d.%d.%d',[Byte(h_addr^[0]), Byte(h_addr^[1]),Byte(h_addr^[2]), Byte(h_addr^[3])]); end; WSACleanup;
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#94error: 'struct hostent' has no member named 'h_addr' - JavaShuo
#if defined __USE_MISC || defined __USE_GNU # define h_addr h_addr_list[0] /* Address, for backward compatibility.*/ #endif };.
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#95hostent h->h_addr (win32) - GameDev.net
hostent h->h_addr (win32) ... info from it say with h->h_addr in a IDOK: command I always get a memory exception when I hit the OK button.
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#96那么实际访问这个域名会访问到哪个IP哪台服务器呢？ - 知乎
结构体中的h_addr_list是一个数组，用于存放解析出的多个IP地址，但很少有程序员会去考虑多个IP地址的问题，通常直接使用宏h_addr来获取IP地址，也就是第一个IP地址。
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#97Delphi程序设计专家门诊 - 第 214 頁 - Google 圖書結果
... Byte ( h_addr ^ [ 2 ] ) , Byte ( h_addr ^ [ 3 ] ) ] ) ; WSACleanup ; ; end ;事实上 GetHostByName 函数是可以得到多个 IP 的。首先考察一下 GetHostByName ...
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#98Hack Attacks Revealed: A Complete Reference with Custom ...
... strlen(string)); read(source, gethost, 100); gethost[(strlen(gethost)-2)] = '\0'; hp = gethostbyname(gethost); if (hp) { found++; #if !defined(h_addr) ...
h_addr 在 コバにゃんチャンネル Youtube 的最讚貼文
h_addr 在 大象中醫 Youtube 的最讚貼文
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