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62679968be
Remove C++ (C99) style comments
178 lines
4.5 KiB
C
178 lines
4.5 KiB
C
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/* UNIX shadow password file access module */
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/* A lot of code has been taken from pwdmodule.c */
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/* For info also see http://www.unixpapa.com/incnote/passwd.html */
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#include "Python.h"
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#include "structseq.h"
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#include <sys/types.h>
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#ifdef HAVE_SHADOW_H
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#include <shadow.h>
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#endif
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PyDoc_STRVAR(spwd__doc__,
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"This module provides access to the Unix shadow password database.\n\
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It is available on various Unix versions.\n\
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\n\
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Shadow password database entries are reported as 9-tuples of type struct_spwd,\n\
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containing the following items from the password database (see `<shadow.h>'):\n\
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sp_namp, sp_pwdp, sp_lstchg, sp_min, sp_max, sp_warn, sp_inact, sp_expire, sp_flag.\n\
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The sp_namp and sp_pwdp are strings, the rest are integers.\n\
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An exception is raised if the entry asked for cannot be found.\n\
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You have to be root to be able to use this module.");
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#if defined(HAVE_GETSPNAM) || defined(HAVE_GETSPENT)
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static PyStructSequence_Field struct_spwd_type_fields[] = {
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{"sp_nam", "login name"},
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{"sp_pwd", "encrypted password"},
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{"sp_lstchg", "date of last change"},
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{"sp_min", "min #days between changes"},
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{"sp_max", "max #days between changes"},
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{"sp_warn", "#days before pw expires to warn user about it"},
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{"sp_inact", "#days after pw expires until account is blocked"},
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{"sp_expire", "#days since 1970-01-01 until account is disabled"},
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{"sp_flag", "reserved"},
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{0}
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};
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PyDoc_STRVAR(struct_spwd__doc__,
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"spwd.struct_spwd: Results from getsp*() routines.\n\n\
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This object may be accessed either as a 9-tuple of\n\
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(sp_nam,sp_pwd,sp_lstchg,sp_min,sp_max,sp_warn,sp_inact,sp_expire,sp_flag)\n\
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or via the object attributes as named in the above tuple.");
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static PyStructSequence_Desc struct_spwd_type_desc = {
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"spwd.struct_spwd",
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struct_spwd__doc__,
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struct_spwd_type_fields,
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9,
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};
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static PyTypeObject StructSpwdType;
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static void
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sets(PyObject *v, int i, char* val)
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{
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if (val)
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PyStructSequence_SET_ITEM(v, i, PyString_FromString(val));
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else {
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PyStructSequence_SET_ITEM(v, i, Py_None);
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Py_INCREF(Py_None);
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}
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}
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static PyObject *mkspent(struct spwd *p)
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{
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int setIndex = 0;
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PyObject *v = PyStructSequence_New(&StructSpwdType);
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if (v == NULL)
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return NULL;
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#define SETI(i,val) PyStructSequence_SET_ITEM(v, i, PyInt_FromLong((long) val))
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#define SETS(i,val) sets(v, i, val)
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SETS(setIndex++, p->sp_namp);
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SETS(setIndex++, p->sp_pwdp);
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SETI(setIndex++, p->sp_lstchg);
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SETI(setIndex++, p->sp_min);
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SETI(setIndex++, p->sp_max);
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SETI(setIndex++, p->sp_warn);
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SETI(setIndex++, p->sp_inact);
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SETI(setIndex++, p->sp_expire);
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SETI(setIndex++, p->sp_flag);
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#undef SETS
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#undef SETI
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if (PyErr_Occurred()) {
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Py_XDECREF(v);
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return NULL;
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}
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return v;
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}
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#endif /* HAVE_GETSPNAM || HAVE_GETSPENT */
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#ifdef HAVE_GETSPNAM
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PyDoc_STRVAR(spwd_getspnam__doc__,
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"getspnam(name) -> (sp_namp, sp_pwdp, sp_lstchg, sp_min, sp_max,\n\
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sp_warn, sp_inact, sp_expire, sp_flag)\n\
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Return the shadow password database entry for the given user name.\n\
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See spwd.__doc__ for more on shadow password database entries.");
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static PyObject* spwd_getspnam(PyObject *self, PyObject *args)
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{
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char *name;
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struct spwd *p;
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if (!PyArg_ParseTuple(args, "s:getspnam", &name))
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return NULL;
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if ((p = getspnam(name)) == NULL) {
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PyErr_SetString(PyExc_KeyError, "getspnam(): name not found");
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return NULL;
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}
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return mkspent(p);
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}
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#endif /* HAVE_GETSPNAM */
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#ifdef HAVE_GETSPENT
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PyDoc_STRVAR(spwd_getspall__doc__,
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"getspall() -> list_of_entries\n\
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Return a list of all available shadow password database entries, \
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in arbitrary order.\n\
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See spwd.__doc__ for more on shadow password database entries.");
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static PyObject *
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spwd_getspall(PyObject *self, PyObject *args)
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{
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PyObject *d;
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struct spwd *p;
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if ((d = PyList_New(0)) == NULL)
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return NULL;
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setspent();
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while ((p = getspent()) != NULL) {
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PyObject *v = mkspent(p);
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if (v == NULL || PyList_Append(d, v) != 0) {
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Py_XDECREF(v);
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Py_DECREF(d);
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endspent();
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return NULL;
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}
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Py_DECREF(v);
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}
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endspent();
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return d;
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}
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#endif /* HAVE_GETSPENT */
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static PyMethodDef spwd_methods[] = {
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#ifdef HAVE_GETSPNAM
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{"getspnam", spwd_getspnam, METH_VARARGS, spwd_getspnam__doc__},
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#endif
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#ifdef HAVE_GETSPENT
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{"getspall", spwd_getspall, METH_NOARGS, spwd_getspall__doc__},
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#endif
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{NULL, NULL} /* sentinel */
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};
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PyMODINIT_FUNC
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initspwd(void)
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{
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PyObject *m;
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m=Py_InitModule3("spwd", spwd_methods, spwd__doc__);
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PyStructSequence_InitType(&StructSpwdType, &struct_spwd_type_desc);
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Py_INCREF((PyObject *) &StructSpwdType);
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PyModule_AddObject(m, "struct_spwd", (PyObject *) &StructSpwdType);
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}
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