linuxÍøÂç±à³Ì±Ê¼Ç
Ò» ÈýÖÖÀàÐ͵ÄÌ×½Ó×Ö£º
1.Á÷ʽÌ×½Ó×Ö£¨SOCKET_STREAM)
Ìá¹©ÃæÏòÁ¬½ÓµÄ¿É¿¿µÄÊý¾Ý´«Êä·þÎñ¡£Êý¾Ý±»¿´×÷ÊÇ×Ö½ÚÁ÷£¬ÎÞ³¤¶ÈÏÞÖÆ¡£ÀýÈçFTPÐÒé¾Í²ÉÓÃÕâÖÖ¡£
2.Êý¾Ý±¨Ê½Ì×½Ó×Ö£¨SOCKET_DGRAM£©
ÌṩÎÞÁ¬½ÓµÄÊý¾Ý´«Êä·þÎñ£¬²»±£Ö¤¿É¿¿ÐÔ¡£
3.ÔʼʽÌ×½Ó×Ö£¨SOCKET_RAW£©
¸Ã½Ó¿ÚÔÊÐí¶Ô½ÏµÍ²ã´ÎÐÒ飬ÈçIP£¬ICMPÖ±½Ó·ÃÎÊ¡£
¶þ »ù±¾Ì×½Ó×Öϵͳµ÷ÓÐÓÐÈçÏÂһЩ£º
´´½¨Ì×½Ó×Ö£º socket£¨£©
°ó¶¨±¾»ú¶Ë¿Ú£º bind£¨£©
½¨Á¢Á¬½Ó£º connect£¨£©£¬accept£¨£©
ÕìÌý¶Ë¿Ú£º listen£¨£©
Êý¾Ý´«Ê䣺 send£¨£©£¬ recv£¨£©
ÊäÈë/Êä³ö¶à·¸´Ó㺠select£¨£©
¹Ø±ÕÌ×½ÓÖ»£º closesocket£¨£©
Èý Êý¾ÝÀàÐÍ
struct sockaddr
{
unsigned short sa_family; //µØÖ·×壬 Ò»°ãΪAF_INET
char sa_data[14]; //14×Ö½ÚµÄÐÒ鵨ַ
}
struct sockaddr_in
{
short int sin_family; //µØÖ·×å
unsigned short int sin_port; //¶Ë¿ÚºÅ
struct in_addr in_addr; //ipµØÖ·
unsigned char sin_zero[8]; //Ìî³ä
}
ËÄ ³£Óú¯Êý
1 socket()
Í·Îļþ£º
#include <sys/types.h>
#include <sys/socket.h>
Ïà¹ØÎĵµ£º
Linux°²×°JDK²½Öè1. ÏÈ´ÓÍøÉÏÏÂÔØjdk(jdk-1_5_0_02-linux-i586.rpm) £¬ÍƼöSUNµÄ¹Ù·½ÍøÕ¾www.sun.com£¬ÏÂÔØºó·ÅÔÚ/homeĿ¼ÖУ¬µ±È»ÆäËüµØ·½Ò²ÐС£
½øÈ밲װĿ¼
#cd /home
#cp jdk-1_5_0_02-linux-i586.rpm /usr/local
#cd /usr/local
¸øËùÓÐÓû§Ìí¼Ó¿ÉÖ´ÐеÄȨÏÞ
#chmod +x jdk-1_5_0_02-linux-i586.rpm.bin
#./jd ......
cat awk '{print}'
cat -s awk '{blank = NF == 0 ? ++blan ......
×ªÔØ×Ô http://www.builder.com.cn/2007/1015/556732.shtml
Linux»·¾³ÏÂUSBµÄÔÀí¡¢Çý¶¯ºÍÅäÖÃ
¿ª·¢ÕßÔÚÏß Builder.com.cn
¸üÐÂʱ¼ä:2007-10-15
×÷Õߣº±±¾©ÖпƺìÆìÈí¼þ¼¼ÊõÓÐÏÞ¹«Ë¾ ǶÈëʽ¹¤³Ìʦ Áº¹ú¾ü
À´Ô´:CSDN
±¾ÎĹؼü´Ê£º Linux
USB
×÷ÕßΪ±±¾©ÖпƺìÆìÈí¼þ¼¼ÊõÓÐÏÞ¹«Ë¾ ǶÈëʽ¹¤³Ìʦ ......
LinuxÏÂÓýű¾Ð´¼à¿Ø´úÀí³ÌÐò
Îâ旻
Ì©ÑÒÍøÂ繤×÷ÊÒ
Òò¹¤×÷ÐèÒª£¬ÎÒÐèÒª¼à¿Ø¼¸Ì¨·þÎñÆ÷µÄ³ÌÐò״̬£¬SNMP(¼òµ¥ÍøÂç¹ÜÀíÐÒé)¿ÉÒÔÓ㬵«²¢²»ÄÜÂú×ãÎÒµÄÒªÇ󣬶øÇÒ²¢²»¼òµ¥¡£ÎÒÏ£ÍûʵʱµÃµ½ÖîÈç½ø³ÌµÄÐÅÏ¢¡¢CPUʹÓá¢ÄÚ´æÊ¹Óá¢ÍøÂçÁ÷Á¿¡¢ÍøÂç¶Ë¿Ú¡¢´ÅÅÌÐÅÏ ......
ÎÒÕâÀï˵µÄioctlº¯ÊýÊÇÔÚÇý¶¯³ÌʽÀïµÄ£¬ÒòΪÎÒ²»ÖªµÀ¸üÓÐûÓбðµÄ³¡ºÏÓõ½ÁËioctl£¬
ËùÒԾ͹涨ÁËÎÒÃÇÌÖÂ۵ķ¶Î§¡£ÎªÊ²Ã´ÒªÐ´ÆªÎÄÕÂÄØ£¬ÊÇÒòΪÎÒǰһÕó×Ó±»ioctl¸ø¸ã»ì
ÁË£¬Õ⼸Ìì²ÅŪÃ÷°×Ëû£¬ÓÚÊÇÔÚÕâÀïÇåÀíÒ»ÏÂÍ·ÄÔ¡£
  ......