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/* UNIX password file access module */
#include "Python.h"
#include "structseq.h"
#include <sys/types.h>
#include <pwd.h>
static PyStructSequence_Field struct_pwd_type_fields[] = {
{"pw_name", "user name"},
{"pw_passwd", "password"},
{"pw_uid", "user id"},
{"pw_gid", "group id"},
{"pw_gecos", "real name"},
{"pw_dir", "home directory"},
{"pw_shell", "shell program"},
{0}
};
PyDoc_STRVAR(struct_passwd__doc__,
"pwd.struct_passwd: Results from getpw*() routines.\n\n\
This object may be accessed either as a tuple of\n\
(pw_name,pw_passwd,pw_uid,pw_gid,pw_gecos,pw_dir,pw_shell)\n\
or via the object attributes as named in the above tuple.");
static PyStructSequence_Desc struct_pwd_type_desc = {
"pwd.struct_passwd",
struct_passwd__doc__,
struct_pwd_type_fields,
7,
};
PyDoc_STRVAR(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 PyTypeObject StructPwdType;
static PyObject *
mkpwent(struct passwd *p)
{
int setIndex = 0;
PyObject *v = PyStructSequence_New(&StructPwdType);
if (v == NULL)
return NULL;
#define SETI(i,val) PyStructSequence_SET_ITEM(v, i, PyInt_FromLong((long) val))
#define SETS(i,val) PyStructSequence_SET_ITEM(v, i, PyString_FromString(val))
SETS(setIndex++, p->pw_name);
SETS(setIndex++, p->pw_passwd);
SETI(setIndex++, p->pw_uid);
SETI(setIndex++, p->pw_gid);
SETS(setIndex++, p->pw_gecos);
SETS(setIndex++, p->pw_dir);
SETS(setIndex++, p->pw_shell);
#undef SETS
#undef SETI
if (PyErr_Occurred()) {
Py_XDECREF(v);
return NULL;
}
return v;
}
PyDoc_STRVAR(pwd_getpwuid__doc__,
"getpwuid(uid) -> (pw_name,pw_passwd,pw_uid,\n\
pw_gid,pw_gecos,pw_dir,pw_shell)\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_ParseTuple(args, "i:getpwuid", &uid))
return NULL;
if ((p = getpwuid(uid)) == NULL) {
PyErr_SetString(PyExc_KeyError, "getpwuid(): uid not found");
return NULL;
}
return mkpwent(p);
}
PyDoc_STRVAR(pwd_getpwnam__doc__,
"getpwnam(name) -> (pw_name,pw_passwd,pw_uid,\n\
pw_gid,pw_gecos,pw_dir,pw_shell)\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_ParseTuple(args, "s:getpwnam", &name))
return NULL;
if ((p = getpwnam(name)) == NULL) {
PyErr_SetString(PyExc_KeyError, "getpwnam(): name not found");
return NULL;
}
return mkpwent(p);
}
#ifdef HAVE_GETPWENT
PyDoc_STRVAR(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 *d;
struct passwd *p;
if ((d = PyList_New(0)) == NULL)
return NULL;
#if defined(PYOS_OS2) && defined(PYCC_GCC)
if ((p = getpwuid(0)) != NULL) {
#else
setpwent();
while ((p = getpwent()) != NULL) {
#endif
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_VARARGS, pwd_getpwuid__doc__},
{"getpwnam", pwd_getpwnam, METH_VARARGS, pwd_getpwnam__doc__},
#ifdef HAVE_GETPWENT
{"getpwall", (PyCFunction)pwd_getpwall,
METH_NOARGS, pwd_getpwall__doc__},
#endif
{NULL, NULL} /* sentinel */
};
PyMODINIT_FUNC
initpwd(void)
{
PyObject *m;
m = Py_InitModule3("pwd", pwd_methods, pwd__doc__);
PyStructSequence_InitType(&StructPwdType, &struct_pwd_type_desc);
Py_INCREF((PyObject *) &StructPwdType);
PyModule_AddObject(m, "struct_pwent", (PyObject *) &StructPwdType);
}
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