GETPW Section: Linux Programmer's Manual (3) Updated: May 27, 2025 Index   NAME getpw - Re-construct password line entry   SYNOPSIS #include <pwd.h> #include <sys/types.h> int getpw(uid_t uid, char *buf);   DESCRIPTION The getpw() function re-constructs the password line entry for the given user uid uid in the buffer buf. The returned buffer contains a line of format name:passwd:uid:gid:gecos:dir:shell The passwd structure is defined in <pwd.h> as follows: struct passwd { char *pw_name; /* user name */ char *pw_passwd; /* user password */ uid_t pw_uid; /* user id */ gid_t pw_gid; /* group id */ char *pw_gecos; /* real name */ char *pw_dir; /* home directory */ char *pw_shell; /* shell program */ };   RETURN VALUE The getpw() function returns 0 on success, or -1 if an error occurs.   ERRORS ENOMEM Insufficient memory to allocate passwd structure.   FILES /etc/passwd password database file   SEE ALSO   Index NAME SYNOPSIS DESCRIPTION RETURN VALUE ERRORS FILES SEE ALSO This document was created by using the manual pages. Time: 11:58:03 GMT, March 24, 2025