mirror of
https://github.com/python/cpython.git
synced 2024-12-21 15:53:43 +08:00
125 lines
3.1 KiB
C
125 lines
3.1 KiB
C
|
|
/* 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)
|
|
{
|
|
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
|
|
p->pw_gecos,
|
|
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);
|
|
}
|
|
endpwent();
|
|
return d;
|
|
}
|
|
#endif
|
|
|
|
static PyMethodDef pwd_methods[] = {
|
|
{"getpwuid", pwd_getpwuid, METH_OLDARGS, pwd_getpwuid__doc__},
|
|
{"getpwnam", pwd_getpwnam, METH_OLDARGS, pwd_getpwnam__doc__},
|
|
#ifdef HAVE_GETPWENT
|
|
{"getpwall", pwd_getpwall, METH_OLDARGS, pwd_getpwall__doc__},
|
|
#endif
|
|
{NULL, NULL} /* sentinel */
|
|
};
|
|
|
|
DL_EXPORT(void)
|
|
initpwd(void)
|
|
{
|
|
Py_InitModule4("pwd", pwd_methods, pwd__doc__,
|
|
(PyObject *)NULL, PYTHON_API_VERSION);
|
|
}
|