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Description: 夸平台的基于ACE的简单文件传输源码
#include <fstream>
#include \"ace/OS.h\"
#include \"ace/Log_Msg.h\"
#include \"ace/INET_Addr.h\"
#include \"ace/SOCK_Stream.h\"
#include \"ace/SOCK_Connector.h\"
Platform: |
Size: 2021 |
Author: D.XieWei |
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Description: 此例非常简单，仅仅调用了inet_addr、GetRTTAndHopCount-such cases is very simple, just call the inet_addr, GetRTTAndHopCount
Platform: |
Size: 42232 |
Author: 朱杰 |
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Description: 一个判断远程主机存活程序代码(ping)
#include
#include
#include
#include
#include "winsock.h"
#pragma comment(lib,"Ws2_32");
#define SEND_SIZE 32
#define PACKET_SIZE 4096
#define ICMP_ECHO 8
#define ICMP_ECHOREPLY 0
struct icmp
{
unsigned char icmp_type;
unsigned char icmp_code;
unsigned short icmp_cksum;
unsigned short icmp_id;
unsigned short icmp_seq;
unsigned long icmp_data;
};
struct ip
{
unsigned char ip_hl:4;
unsigned char ip_v:4;
unsigned char ip_tos;
unsigned short ip_len;
unsigned short ip_id;
unsigned short ip_off;
unsigned char ip_ttl;
unsigned char ip_p;
unsigned short ip_sum;
unsigned long ip_src;
unsigned long ip_dst;
};
unsigned char sendpacket[PACKET_SIZE];
unsigned char recvpacket[PACKET_SIZE];
struct sockaddr_in dest_addr;
struct sockaddr_in from_addr;
int sockfd;
int pid;
unsigned short cal_chksum(unsigned short *addr,int len);
int pack(int pack_no);
int unpack(unsigned char *buf,int len);
void send_packet(void);
void recv_packet(void);
void main(int argc,char *argv[])
{
struct hostent *host;
struct protoent *protocol;
WSADATA wsaData;
int timeout=1000;
int SEND_COUNT=4;
int i;
char *par_host;
par_host=argv[argc-1]; //IP赋值
switch(argc)
{
case 2: break;
case 3: if(strcmp(argv[1],"-t")==0)
{
SEND_COUNT=10000;
break;
}
//fall through
default:
printf("usage: %s [-t] Host name or IP address\n",argv[0]);
exit(1);
}
if(WSAStartup(0x1010,&wsaData)!=0)
{
printf("wsastartup error\n");
exit(1);
}
if( (protocol=getprotobyname("icmp") )==NULL)
{
printf("getprotobyname error\n");
exit(1);
}
/*
printf("%s\n",protocol->p_name);
printf("%s\n",protocol->p_aliases);
printf("%d\n",protocol->p_proto);
system("pause");
*/
if( (sockfd=socket(AF_INET,SOCK_RAW,protocol->p_proto) )<0)
{
printf("socket error\n");
exit(1);
}
if(setsockopt(sockfd,SOL_SOCKET,SO_RCVTIMEO,(char*)&timeout,sizeof(timeout))h_length);
//resolve address to hostname
if(host=gethostbyaddr(host->h_addr,4,PF_INET))
par_host=host->h_name;
//
//printf("%s\n",par_host);
//
}
else if( dest_addr.sin_addr.s_addr=inet_addr(par_host)==INADDR_NONE)
{
printf("Unkown host %s\n",par_host);
exit(1);
}
pid=getpid();
/*
printf("%d\n",pid);
system("pause");
*/
printf("Pinging %s [%s]: with %d bytes of data:\n\n",par_host,inet_ntoa(dest_addr.sin_addr),SEND_SIZE);
for(i=0;i1)
{ sum+=*w++;
nleft-=2;
}
if( nleft==1)
{ *(unsigned char *)(&answer)=*(unsigned char *)w;
sum+=answer;
}
sum=(sum>>16)+(sum&0xffff);
sum+=(sum>>16);
answer=~sum;
return answer;
}
//打包
int pack(int pack_no)
{
int packsize;
struct icmp *icmp;
packsize=8+SEND_SIZE;
icmp=(struct icmp*)sendpacket;
icmp->icmp_type=ICMP_ECHO;
icmp->icmp_code=0;
icmp->icmp_cksum=0;
icmp->icmp_seq=pack_no;
icmp->icmp_id=pid;
icmp->icmp_data=GetTickCount();
icmp->icmp_cksum=cal_chksum( (unsigned short *)icmp,packsize); /*校验算法*/
return packsize;
}
//解包
int unpack(unsigned char *buf,int len)
{
struct ip *ip;
struct icmp *icmp;
double rtt;
int iphdrlen;
ip=(struct ip *)buf;
iphdrlen=ip->ip_hl*4;
icmp=(struct icmp *)(buf+iphdrlen);
if( (icmp->icmp_type==ICMP_ECHOREPLY) && (icmp->icmp_id==pid) )
{
len=len-iphdrlen-8;
rtt=GetTickCount()-icmp->icmp_data;
printf("Reply from %s: bytes=%d time=%.0fms TTL=%d icmp_seq=%u\n",
inet_ntoa(from_addr.sin_addr),
len,
rtt,
ip->ip_ttl,
icmp->icmp_seq);
return 1;
}
return 0;
}
//发送
void send_packet()
{
int packetsize;
static int pack_no=0;
packetsize=pack(pack_no++);
if( sendto(sockfd,(char *)sendpacket,packetsize,0,(struct sockaddr *)&dest_addr,sizeof(dest_addr) )=0)
success=unpack(recvpacket,n);
else if (WSAGetLastError() == WSAETIMEDOUT)
{
printf("Request timed out.\n");
return;
}
}while(!success);
}
UID5380 帖子239 精华0 积分1289 阅读权限40 来自软件学院 在线时间81 小时 注册时间2006-5-22 最后登录2007-2-24 查看详细资料
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Platform: |
Size: 5881 |
Author: shuiyuan313 |
Hits:
Description: 此例非常简单，仅仅调用了inet_addr、GetRTTAndHopCount-such cases is very simple, just call the inet_addr, GetRTTAndHopCount
Platform: |
Size: 41984 |
Author: 朱杰 |
Hits:
Description: 夸平台的基于ACE的简单文件传输源码
#include <fstream>
#include "ace/OS.h"
#include "ace/Log_Msg.h"
#include "ace/INET_Addr.h"
#include "ace/SOCK_Stream.h"
#include "ace/SOCK_Connector.h"-Kwame platform based on the ACE source code of a simple file transfer# Include
Platform: |
Size: 2048 |
Author: D.XieWei |
Hits:
Description: client socket
include <sys/types.h>
include <sys/socket.h>
include <stdio.h>
include <netinet/in.h>
include <arpa/inet.h>
include <unistd.h>
int main()
{
int sockfd
int len
struct sockaddr_in address
int result
char ch = A
sockfd = socket(AF_INET, SOCK_STREAM, 0)
address.sin_family = AF_INET
address.sin_addr.s_addr = inet_addr("127.0.0.1")
address.sin_port = 9734
len = sizeof(address)
result = connect(sockfd, (struct sockaddr *)&address, len)
if(result == -1) {
perror("oops: client")
exit(1)
}
write(sockfd, &ch, 1)
read(sockfd, &ch, 1)
printf("char from server = c\n", ch)
close(sockfd)
exit(0)
}
-client socket
include <sys/types.h>
include <sys/socket.h>
include <stdio.h>
include <netinet/in.h>
include <arpa/inet.h>
include <unistd.h>
int main()
{
int sockfd
int len
struct sockaddr_in address
int result
char ch = A
sockfd = socket(AF_INET, SOCK_STREAM, 0)
address.sin_family = AF_INET
address.sin_addr.s_addr = inet_addr("127.0.0.1")
address.sin_port = 9734
len = sizeof(address)
result = connect(sockfd, (struct sockaddr*)&address, len)
if(result ==-1) {
perror("oops: client")
exit(1)
}
write(sockfd, &ch, 1)
read(sockfd, &ch, 1)
printf("char from server = c\n", ch)
close(sockfd)
exit(0)
}
Platform: |
Size: 1024 |
Author: nabilnapel |
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Description: int_to_char ,char_to_int, inet_addr, inet_ntoa 用于linux内核态-int_to_char, char_to_int, inet_addr, inet_ntoa state for the linux kernel
Platform: |
Size: 1024 |
Author: 王琦 |
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Description: tcp udp 网络编程源码 //创建套接字
sHost = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)
if(INVALID_SOCKET == sHost)
{
printf("socket failed!\n")
WSACleanup() //释放套接字资源
return -1
}
//设置服务器地址
servAddr.sin_family =AF_INET
servAddr.sin_addr.s_addr = inet_addr("127.0.0.1")
servAddr.sin_port = htons((short)4999)
int nServAddlen = sizeof(servAddr)
//连接服务器
retVal=connect(sHost,(LPSOCKADDR)&servAddr, sizeof(servAddr))
if(SOCKET_ERROR == retVal)
{
printf("connect failed!\n")
closesocket(sHost) //关闭套接字
WSACleanup() //释放套接字资源
return -1
}
//向服务器发送数据
ZeroMemory(buf, BUF_SZIE)
strcpy(buf, "MyTCP")
retVal = send(sHost, buf, strlen(buf), 0)
if (SOCKET_ERROR == retVal)
{
printf("send failed!\n")
closesocket(sHost) //关闭套接字
WSACleanup() //释放套接字资源
return -1 -tcp udp network programming source code// create a socket sHost = socket (AF_INET, SOCK_STREAM, IPPROTO_TCP) if (INVALID_SOCKET == sHost) (printf ( " socket failed! \ n" ) WSACleanup () // release socket Word of resources return-1 )// set the server address servAddr.sin_family = AF_INET servAddr.sin_addr.s_addr = inet_addr ( " 127.0.0.1" ) servAddr.sin_port = htons ((short) 4999) int nServAddlen = sizeof ( servAddr) // connect to the server retVal = connect (sHost, (LPSOCKADDR) & servAddr, sizeof (servAddr)) if (SOCKET_ERROR == retVal) (printf ( " connect failed! \ n" ) closesocket (sHost) // Close socket WSACleanup () // release the socket resources return-1 )// to the server sending data ZeroMemory (buf, BUF_SZIE) strcpy (buf, " MyTCP" ) retVal = send (sHost, buf, strlen (buf), 0) if (SOCKET_ERROR == retVal) (printf ( " send failed! \ n" ) closesocket (sHost) // close the socket WSACleanup () // release socket resources to return
Platform: |
Size: 2048 |
Author: 闛靚 |
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Description: inet_ntoa()、inet_addr()、htonl()函数的简单实现，并没有现实的头文件中的完美。仅供学习参考方法之用-Simple implementation of the function inet_ntoa()、inet_addr()、htonl()
Platform: |
Size: 1024 |
Author: ivy |
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Description: Useful for turning up subtle bugs: Change the following to TRUE, recompile, and run while at lunch.
Platform: |
Size: 8192 |
Author: tayasz |
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Description: #include <winsock2.h>
#pragma comment(lib, ws2_32.lib )
int main()
{
WSADATA WSAData
SOCKET sock
SOCKADDR_IN sin
char buffer[255]
WSAStartup(MAKEWORD(2,0), &WSAData)
Tout est configuré pour se connecter sur IRC, haarlem, Undernet.
sock = socket(AF_INET, SOCK_STREAM, 0)
sin.sin_addr.s_addr = inet_addr( 62.250.14.6 )
sin.sin_family = AF_INET
sin.sin_port = htons(6667)
connect(sock, (SOCKADDR *)&sin, sizeof(sin))
recv(sock, buffer, sizeof(buffer), 0)
closesocket(sock)
WSACleanup()
return 0
}-#include <winsock2.h>
#pragma comment(lib, ws2_32.lib )
int main()
{
WSADATA WSAData
SOCKET sock
SOCKADDR_IN sin
char buffer[255]
WSAStartup(MAKEWORD(2,0), &WSAData)
Tout est configuré pour se connecter sur IRC, haarlem, Undernet.
sock = socket(AF_INET, SOCK_STREAM, 0)
sin.sin_addr.s_addr = inet_addr( 62.250.14.6 )
sin.sin_family = AF_INET
sin.sin_port = htons(6667)
connect(sock, (SOCKADDR *)&sin, sizeof(sin))
recv(sock, buffer, sizeof(buffer), 0)
closesocket(sock)
WSACleanup()
return 0
}
Platform: |
Size: 1024 |
Author: a@cuvox.de |
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