linuxĿ¼¼Ü¹¹ [×ÔÓÃ]
linuxĿ¼¼Ü¹¹
/ ¸ùĿ¼
/bin ³£ÓõÄÃüÁî binary file µÄÄ¿錄
/boot ´æ·ÅϵͳÆô¶¯Ê±±ØÐë¶ÁÈ¡µÄµµ°¸£¬°üÀ¨ºËÐÄ (kernel) ÔÚÄÚ
/boot/grub/menu.lst GRUBÉèÖÃ
/boot/vmlinuz ÄÚºË
/boot/initrd ºËÐĽâ壓縮ËùÐè RAM Disk
/dev ϵͳÖܱßÉ豸
/etc ϵͳÏà¹ØÉ趨Îļþ
/etc/DIR_COLORS É趨ÑÕÉ«
/etc/HOSTNAME É趨Óû§µÄ½ÚµãÃû
/etc/NETWORKING Ö»ÓÐYES±êÃ÷ÍøÂç´æÔÚ
/etc/host.conf Îļþ˵Ã÷Óû§µÄϵͳÈçºÎ²éѯ½ÚµãÃû
/etc/hosts É趨Óû§×ÔÒѵÄIPÓëÃû×ֵĶÔÓ¦±í
/etc/hosts.allow ÉèÖÃÔÊÐíʹÓÃinetdµÄ»úÆ÷ʹÓÃ
/etc/hosts.deny ÉèÖò»ÔÊÐíʹÓÃinetdµÄ»úÆ÷ʹÓÃ
/etc/hosts.equiv ÉèÖÃÔ¶¶Ë»ú²»ÓÃÃÜÂë
/etc/inetd.conf Éè¶¨ÏµÍ³ÍøÂçÊØ»¤½ø³ÌinetdµÄÅäÖÃ
/etc/gateways É趨·ÓÉÆ÷
/etc/protocols É趨ϵͳ֧³ÖµÄÐÒé
/etc/named.boot É趨±¾»úΪÃû×Ö·þÎñÆ÷µÄÅäÖÃÎļþ
/etc/sysconfig/network-scripts/ifcfg-eth0 ÉèÖÃIP
/etc/resolv.conf
Ïà¹ØÎĵµ£º
1. HCI²ãÐÒé¸ÅÊö£º
HCIÌṩһÌ×ͳһµÄ·½·¨À´·ÃÎÊBluetoothµ×²ã¡£ÈçͼËùʾ£º
´ÓͼÉÏ¿ÉÒÔ¿´³ö£¬Host Controller Interface(HCI) ¾ÍÊÇÓÃÀ´¹µÍ¨HostºÍModule¡£Hostͨ³£¾ÍÊÇPC£¬ ModuleÔòÊÇÒÔ¸÷ÖÖÎïÀíÁ¬½ÓÐÎʽ£¨USB,serial,pc-cardµÈ£©Á¬½Óµ½PCÉϵÄbluetooth Dongle¡£
ÔÚHostÕâÒ»¶Ë£ºapplication,SDP,L2capµÈÐÒé ......
£¨L2CAPÐÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
Ò»£ºL2CAPÐÒé¼ò½é£º
Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼Á¬½Ó¿ØÖƺÍÊÊÅäÐÒé (L2CAP) ΪÉϲãÐÒéÌá¹©ÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àÐÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãÐÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......
ÄÚ´æ¿ØÖÆÆª
calloc
free
getpagesize
malloc
mmap
munmap
calloc£¨ÅäÖÃÄÚ´æ¿Õ¼ä£©
Ïà¹Øº¯Êý
malloc£¬free£¬realloc£¬brk
±íÍ·Îļþ
#include <stdlib.h>
¶¨Ò庯Êý
void *calloc(size_t nmemb£¬size_t size);
º¯Êý˵Ã÷
calloc()ÓÃÀ´ÅäÖÃnmemb¸öÏàÁÚµÄÄڴ浥λ£¬Ã¿Ò»µ¥Î»µÄ´óСΪsize£¬²¢·µ»ØÖ¸ÏòµÚ ......
ÎÒ֮ǰÊÇÒ»¸öC³ÌÐòÔ±£¬¶øÇÒÊǸöWindowsµÄ³ÌÐòÔ±£¬ÔÚwindowsÏÂʹÓÃVC6.0/VS2005µÈmicrosoftµÄɵ¹Ïʽ¹¤¾ß¹¤×÷£¬
¶ÔÓÚÄǸövc 6.0/vs2005µÄ¿ì½Ý²Ù×÷£¬debug²Ù×÷ÊÇÄÇôµÄÊìϤ£¬¿ÉÒÔ˵vc
6.0/vs2005ÊÇwindowÏ¿ª·¢c/c++×îºÃÓõŤ¾ßÁË£¬¿ÉÒԲ鿴µ÷ÓöÑÕ»£¬ÄÚ´æ±ä»¯Çé¿ö£¬±äÁ¿Öµ£¬ÁíÍâ°²×° visual assist
xºóÈÃVC¿´ÆðÀ´ÊÇÄÇô ......