GETPWNAM
Section: Linux Programmer's Manual (3)
Updated: April 9, 1993
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NAME
getpwnam, getpwuid - get password file entry
SYNOPSIS
#include <pwd.h>
#include <sys/types.h>
struct passwd *getpwnam(const char * name);
struct passwd *getpwuid(uid_t uid);
DESCRIPTION
The getpwnam() function returns a pointer to a structure containing
the broken out fields of a line from /etc/passwd for the entry that
matches the user name name.
The getpwuid() function returns a pointer to a structure containing
the broken out fields of a line from /etc/passwd for the entry that
matches the user uid uid.
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 getpwnam() and getpwuid() functions return the passwd
structure, or NULL if the matching entry is not found or an error occurs.
ERRORS
- ENOMEM
-
Insufficient memory to allocate passwd structure.
FILES
/etc/passwdpassword database file
CONFORMING TO
SVID 3, POSIX, BSD 4.3
SEE ALSO
fgetpwent(3), getpwent(3), setpwent(3), endpwent(3),
getpw(3), putpwent(3)
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- RETURN VALUE
-
- ERRORS
-
- FILES
-
- CONFORMING TO
-
- SEE ALSO
-
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