diff options
Diffstat (limited to 'daemon/auth.c')
| -rw-r--r-- | daemon/auth.c | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/daemon/auth.c b/daemon/auth.c index 1cc1bd8e..e69de29b 100644 --- a/daemon/auth.c +++ b/daemon/auth.c @@ -1,240 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- - * - * Copyright (C) 1998, 1999, 2000 Martin K. Petersen <mkp@mkp.net> - * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* Code for cookie handling. This really needs to be modularized to - * support other XAuth types and possibly DECnet... */ - -#include "config.h" - -#include <stdlib.h> -#include <unistd.h> -#include <fcntl.h> -#include <netdb.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <sys/stat.h> -#include <netinet/in.h> -#include <errno.h> -#include <pwd.h> - -#include <X11/Xauth.h> - -#include <glib.h> -#include <glib/gi18n.h> - -#include "auth.h" - -#include "gdm-common.h" -#include "gdm-address.h" -#include "gdm-log.h" - -gboolean -gdm_auth_add_entry (int display_num, - GdmAddress *address, - GString *binary_cookie, - FILE *af, - GSList **authlist) -{ - Xauth *xa; - char *dispnum; - - xa = malloc (sizeof (Xauth)); - - if (xa == NULL) { - return FALSE; - } - - if (address == NULL) { - xa->family = FamilyWild; - xa->address = NULL; - xa->address_length = 0; - } else { - gboolean res; - char *hostname; - - xa->family = gdm_address_get_family_type (address); - - res = gdm_address_get_hostname (address, &hostname); - if (! res) { - free (xa); - return FALSE; - } - - g_debug ("Got hostname: %s", hostname); - - xa->address = hostname; - xa->address_length = strlen (xa->address); - } - - dispnum = g_strdup_printf ("%d", display_num); - xa->number = strdup (dispnum); - xa->number_length = strlen (dispnum); - g_free (dispnum); - - xa->name = strdup ("MIT-MAGIC-COOKIE-1"); - xa->name_length = strlen ("MIT-MAGIC-COOKIE-1"); - xa->data = malloc (16); - if (xa->data == NULL) { - free (xa->number); - free (xa->name); - free (xa->address); - free (xa); - return FALSE; - } - - memcpy (xa->data, binary_cookie->str, binary_cookie->len); - xa->data_length = binary_cookie->len; - - g_debug ("Writing auth for address:%p %s:%d", address, xa->address, display_num); - - if (af != NULL) { - errno = 0; - if ( ! XauWriteAuth (af, xa)) { - free (xa->data); - free (xa->number); - free (xa->name); - free (xa->address); - free (xa); - - if (errno != 0) { - g_warning (_("%s: Could not write new authorization entry: %s"), - "add_auth_entry", g_strerror (errno)); - } else { - g_warning (_("%s: Could not write new authorization entry. " - "Possibly out of diskspace"), - "add_auth_entry"); - } - - return FALSE; - } - } - - if (authlist != NULL) { - *authlist = g_slist_append (*authlist, xa); - } - - return TRUE; -} - -gboolean -gdm_auth_add_entry_for_display (int display_num, - GdmAddress *address, - GString *cookie, - FILE *af, - GSList **authlist) -{ - GString *binary_cookie; - gboolean ret; - - binary_cookie = g_string_new (NULL); - - if (! gdm_string_hex_decode (cookie, - 0, - NULL, - binary_cookie, - 0)) { - ret = FALSE; - goto out; - } - - ret = gdm_auth_add_entry (display_num, - address, - binary_cookie, - af, - authlist); - - out: - g_string_free (binary_cookie, TRUE); - return ret; -} - -gboolean -gdm_auth_user_add (int display_num, - GdmAddress *address, - const char *username, - const char *cookie, - char **filenamep) -{ - int fd; - char *filename; - GError *error; - mode_t old_mask; - FILE *af; - gboolean ret; - struct passwd *pwent; - GString *cookie_str; - - g_debug ("Add user auth for address:%p num:%d user:%s", address, display_num, username); - - ret = FALSE; - filename = NULL; - af = NULL; - fd = -1; - - old_mask = umask (077); - - filename = NULL; - error = NULL; - fd = g_file_open_tmp (".gdmXXXXXX", &filename, &error); - - umask (old_mask); - - if (fd == -1) { - g_warning ("Unable to create temporary file: %s", error->message); - g_error_free (error); - goto out; - } - - if (filenamep != NULL) { - *filenamep = g_strdup (filename); - } - - VE_IGNORE_EINTR (af = fdopen (fd, "w")); - if (af == NULL) { - g_warning ("Unable to open cookie file: %s", filename); - goto out; - } - - /* FIXME: clean old files? */ - - cookie_str = g_string_new (cookie); - - /* FIXME: ?? */ - /*gdm_auth_add_entry_for_display (display_num, address, cookie_str, af, NULL);*/ - gdm_auth_add_entry_for_display (display_num, NULL, cookie_str, af, NULL); - g_string_free (cookie_str, TRUE); - - pwent = getpwnam (username); - if (pwent == NULL) { - goto out; - } - - fchown (fd, pwent->pw_uid, -1); - - ret = TRUE; - out: - g_free (filename); - - if (af != NULL) { - fclose (af); - } - - return ret; -} |