'Char pw' diaporamas de présentation

System Files and Process Environment

System Files and Process Environment. Password file Group file System identification Time Process environment. Password File. doej:x:293:105:John Doe:/home/doej:/bin/sh passwd struct char *pw_name char *pw_passwd uid_t pw_uid gid_t pw_gid char *pw_gecos char *pw_dir char *pw_shell.

232 views • 17 slides

Operating Systems

Operating Systems. Recitation 11, June 9-10, 2002. Motivation. Privileged facility needs to be available for general users. Example: Allow user to perform specific operation that requires root permissions. Process and file identities. Process: (user ID, group ID) x (real, effective)

242 views • 17 slides

?? 4 ????? ls ??

220 views • 10 slides