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173 lines
4.7 KiB
C
173 lines
4.7 KiB
C
/***********************************************************
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Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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The Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI or Corporation for National Research Initiatives or
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CNRI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior
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permission.
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While CWI is the initial source for this software, a modified version
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is made available by the Corporation for National Research Initiatives
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(CNRI) at the Internet address ftp://ftp.python.org.
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STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* UNIX password file access module */
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#include "Python.h"
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#include <sys/types.h>
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#include <pwd.h>
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static char pwd__doc__ [] = "\
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This module provides access to the Unix password database.\n\
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It is available on all Unix versions.\n\
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\n\
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Password database entries are reported as 7-tuples containing the following\n\
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items from the password database (see `<pwd.h>'), in order:\n\
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pw_name, pw_passwd, pw_uid, pw_gid, pw_gecos, pw_dir, pw_shell.\n\
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The uid and gid items are integers, all others are strings. An\n\
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exception is raised if the entry asked for cannot be found.";
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static PyObject *
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mkpwent(p)
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struct passwd *p;
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{
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#ifdef __BEOS__
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/* For faking the GECOS field. - [cjh] */
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char *be_user = NULL;
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be_user = getenv( "USER" );
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#endif
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return Py_BuildValue(
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"(ssllsss)",
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p->pw_name,
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p->pw_passwd,
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#if defined(NeXT) && defined(_POSIX_SOURCE) && defined(__LITTLE_ENDIAN__)
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/* Correct a bug present on Intel machines in NextStep 3.2 and 3.3;
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for later versions you may have to remove this */
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(long)p->pw_short_pad1, /* ugh-NeXT broke the padding */
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(long)p->pw_short_pad2,
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#else
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(long)p->pw_uid,
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(long)p->pw_gid,
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#endif
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#ifdef __BEOS__
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/* BeOS doesn't have a GECOS field, oddly enough. - [cjh] */
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be_user ? be_user : "baron",
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#else
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p->pw_gecos,
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#endif
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p->pw_dir,
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p->pw_shell);
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}
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static char pwd_getpwuid__doc__[] = "\
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getpwuid(uid) -> entry\n\
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Return the password database entry for the given numeric user ID.\n\
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See pwd.__doc__ for more on password database entries.";
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static PyObject *
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pwd_getpwuid(self, args)
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PyObject *self;
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PyObject *args;
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{
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int uid;
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struct passwd *p;
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if (!PyArg_Parse(args, "i", &uid))
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return NULL;
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if ((p = getpwuid(uid)) == NULL) {
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PyErr_SetString(PyExc_KeyError, "getpwuid(): uid not found");
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return NULL;
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}
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return mkpwent(p);
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}
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static char pwd_getpwnam__doc__[] = "\
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getpwnam(name) -> entry\n\
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Return the password database entry for the given user name.\n\
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See pwd.__doc__ for more on password database entries.";
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static PyObject *
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pwd_getpwnam(self, args)
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PyObject *self;
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PyObject *args;
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{
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char *name;
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struct passwd *p;
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if (!PyArg_Parse(args, "s", &name))
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return NULL;
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if ((p = getpwnam(name)) == NULL) {
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PyErr_SetString(PyExc_KeyError, "getpwnam(): name not found");
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return NULL;
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}
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return mkpwent(p);
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}
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#ifdef HAVE_GETPWENT
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static char pwd_getpwall__doc__[] = "\
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getpwall() -> list_of_entries\n\
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Return a list of all available password database entries, \
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in arbitrary order.\n\
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See pwd.__doc__ for more on password database entries.";
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static PyObject *
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pwd_getpwall(self, args)
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PyObject *self;
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PyObject *args;
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{
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PyObject *d;
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struct passwd *p;
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if (!PyArg_NoArgs(args))
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return NULL;
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if ((d = PyList_New(0)) == NULL)
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return NULL;
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setpwent();
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while ((p = getpwent()) != NULL) {
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PyObject *v = mkpwent(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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return NULL;
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}
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Py_DECREF(v);
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}
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return d;
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}
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#endif
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static PyMethodDef pwd_methods[] = {
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{"getpwuid", pwd_getpwuid, 0, pwd_getpwuid__doc__},
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{"getpwnam", pwd_getpwnam, 0, pwd_getpwnam__doc__},
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#ifdef HAVE_GETPWENT
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{"getpwall", pwd_getpwall, 0, pwd_getpwall__doc__},
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#endif
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{NULL, NULL} /* sentinel */
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};
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void
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initpwd()
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{
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Py_InitModule4("pwd", pwd_methods, pwd__doc__,
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(PyObject *)NULL, PYTHON_API_VERSION);
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}
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