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/***********************************************************
Copyright (c) 2000, BeOpen.com.
Copyright (c) 1995-2000, Corporation for National Research Initiatives.
Copyright (c) 1990-1995, Stichting Mathematisch Centrum.
All rights reserved.
See the file "Misc/COPYRIGHT" for information on usage and
redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
******************************************************************/
/* UNIX password file access module */
#include "Python.h"
#include <sys/types.h>
#include <pwd.h>
static char pwd__doc__ [] = "\
This module provides access to the Unix password database.\n\
It is available on all Unix versions.\n\
\n\
Password database entries are reported as 7-tuples containing the following\n\
items from the password database (see `<pwd.h>'), in order:\n\
pw_name, pw_passwd, pw_uid, pw_gid, pw_gecos, pw_dir, pw_shell.\n\
The uid and gid items are integers, all others are strings. An\n\
exception is raised if the entry asked for cannot be found.";
static PyObject *
mkpwent(struct passwd *p)
{
#ifdef __BEOS__
/* For faking the GECOS field. - [cjh] */
char *be_user = NULL;
be_user = getenv( "USER" );
#endif
return Py_BuildValue(
"(ssllsss)",
p->pw_name,
p->pw_passwd,
#if defined(NeXT) && defined(_POSIX_SOURCE) && defined(__LITTLE_ENDIAN__)
/* Correct a bug present on Intel machines in NextStep 3.2 and 3.3;
for later versions you may have to remove this */
(long)p->pw_short_pad1, /* ugh-NeXT broke the padding */
(long)p->pw_short_pad2,
#else
(long)p->pw_uid,
(long)p->pw_gid,
#endif
#ifdef __BEOS__
/* BeOS doesn't have a GECOS field, oddly enough. - [cjh] */
be_user ? be_user : "baron",
#else
p->pw_gecos,
#endif
p->pw_dir,
p->pw_shell);
}
static char pwd_getpwuid__doc__[] = "\
getpwuid(uid) -> entry\n\
Return the password database entry for the given numeric user ID.\n\
See pwd.__doc__ for more on password database entries.";
static PyObject *
pwd_getpwuid(PyObject *self, PyObject *args)
{
int uid;
struct passwd *p;
if (!PyArg_Parse(args, "i", &uid))
return NULL;
if ((p = getpwuid(uid)) == NULL) {
PyErr_SetString(PyExc_KeyError, "getpwuid(): uid not found");
return NULL;
}
return mkpwent(p);
}
static char pwd_getpwnam__doc__[] = "\
getpwnam(name) -> entry\n\
Return the password database entry for the given user name.\n\
See pwd.__doc__ for more on password database entries.";
static PyObject *
pwd_getpwnam(PyObject *self, PyObject *args)
{
char *name;
struct passwd *p;
if (!PyArg_Parse(args, "s", &name))
return NULL;
if ((p = getpwnam(name)) == NULL) {
PyErr_SetString(PyExc_KeyError, "getpwnam(): name not found");
return NULL;
}
return mkpwent(p);
}
#ifdef HAVE_GETPWENT
static char pwd_getpwall__doc__[] = "\
getpwall() -> list_of_entries\n\
Return a list of all available password database entries, \
in arbitrary order.\n\
See pwd.__doc__ for more on password database entries.";
static PyObject *
pwd_getpwall(PyObject *self, PyObject *args)
{
PyObject *d;
struct passwd *p;
if (!PyArg_NoArgs(args))
return NULL;
if ((d = PyList_New(0)) == NULL)
return NULL;
setpwent();
while ((p = getpwent()) != NULL) {
PyObject *v = mkpwent(p);
if (v == NULL || PyList_Append(d, v) != 0) {
Py_XDECREF(v);
Py_DECREF(d);
return NULL;
}
Py_DECREF(v);
}
return d;
}
#endif
static PyMethodDef pwd_methods[] = {
{"getpwuid", pwd_getpwuid, 0, pwd_getpwuid__doc__},
{"getpwnam", pwd_getpwnam, 0, pwd_getpwnam__doc__},
#ifdef HAVE_GETPWENT
{"getpwall", pwd_getpwall, 0, pwd_getpwall__doc__},
#endif
{NULL, NULL} /* sentinel */
};
DL_EXPORT(void)
initpwd(void)
{
Py_InitModule4("pwd", pwd_methods, pwd__doc__,
(PyObject *)NULL, PYTHON_API_VERSION);
}
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