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-
- /* UNIX group file access module */
-
- #include "Python.h"
-
- #include <sys/types.h>
- #include <grp.h>
-
- #ifdef AMITCP
- #include <proto/usergroup.h>
- #endif
- #ifdef INET225
- #include <proto/socket.h>
- #endif
-
-
- static PyObject *
- mkgrent(struct group *p)
- {
- PyObject *v, *w;
- char **member;
- if ((w = PyList_New(0)) == NULL) {
- return NULL;
- }
- for (member = p->gr_mem; *member != NULL; member++) {
- PyObject *x = PyString_FromString(*member);
- if (x == NULL || PyList_Append(w, x) != 0) {
- Py_XDECREF(x);
- Py_DECREF(w);
- return NULL;
- }
- Py_DECREF(x);
- }
- v = Py_BuildValue("(sslO)",
- p->gr_name,
- p->gr_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->gr_short_pad, /* ugh-NeXT broke the padding */
- #else
- (long)p->gr_gid,
- #endif
- w);
- Py_DECREF(w);
- return v;
- }
-
- static PyObject *
- grp_getgrgid(PyObject *self, PyObject *args)
- {
- int gid;
- struct group *p;
- if (!PyArg_ParseTuple(args, "i:getgrgid", &gid))
- return NULL;
- if ((p = getgrgid(gid)) == NULL) {
- PyErr_SetString(PyExc_KeyError, "getgrgid(): gid not found");
- return NULL;
- }
- return mkgrent(p);
- }
-
- static PyObject *
- grp_getgrnam(PyObject *self, PyObject *args)
- {
- char *name;
- struct group *p;
- if (!PyArg_ParseTuple(args, "s:getgrnam", &name))
- return NULL;
- if ((p = getgrnam(name)) == NULL) {
- PyErr_SetString(PyExc_KeyError, "getgrnam(): name not found");
- return NULL;
- }
- return mkgrent(p);
- }
-
- static PyObject *
- grp_getgrall(PyObject *self, PyObject *args)
- {
- PyObject *d;
- struct group *p;
-
- if (!PyArg_ParseTuple(args, ":getgrall"))
- return NULL;
- if ((d = PyList_New(0)) == NULL)
- return NULL;
- #if !defined(AMITCP) && !defined(INET225)
- setgrent();
- while ((p = getgrent()) != NULL) {
- PyObject *v = mkgrent(p);
- if (v == NULL || PyList_Append(d, v) != 0) {
- Py_XDECREF(v);
- Py_DECREF(d);
- return NULL;
- }
- Py_DECREF(v);
- }
- return d;
- #else
- #ifdef AMITCP
- setgrent();
- #else
- setgrent(1); /* INET225 wants argument XXX correct? */
- #endif
- while ((p = getgrent()) != NULL) {
- PyObject *v = mkgrent(p);
- if (v == NULL || PyList_Append(d, v) != 0) {
- Py_XDECREF(v);
- Py_DECREF(d);
- endgrent();
- return NULL;
- }
- Py_DECREF(v);
- }
- endgrent();
- return d;
- #endif /* AMITCP or INET225 */
- }
-
- static PyMethodDef grp_methods[] = {
- {"getgrgid", grp_getgrgid, METH_VARARGS,
- "getgrgid(id) -> tuple\n\
- Return the group database entry for the given numeric group ID. If\n\
- id is not valid, raise KeyError."},
- {"getgrnam", grp_getgrnam, METH_VARARGS,
- "getgrnam(name) -> tuple\n\
- Return the group database entry for the given group name. If\n\
- name is not valid, raise KeyError."},
- {"getgrall", grp_getgrall, METH_VARARGS,
- "getgrall() -> list of tuples\n\
- Return a list of all available group entries, in arbitrary order."},
- {NULL, NULL} /* sentinel */
- };
-
- static char grp__doc__[] =
- "Access to the Unix group database.\n\
- \n\
- Group entries are reported as 4-tuples containing the following fields\n\
- from the group database, in order:\n\
- \n\
- name - name of the group\n\
- passwd - group password (encrypted); often empty\n\
- gid - numeric ID of the group\n\
- mem - list of members\n\
- \n\
- The gid is an integer, name and password are strings. (Note that most\n\
- users are not explicitly listed as members of the groups they are in\n\
- according to the password database. Check both databases to get\n\
- complete membership information.)";
-
-
- DL_EXPORT(void)
- initgrp(void)
- {
- Py_InitModule3("grp", grp_methods, grp__doc__);
- }
-