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Diffstat (limited to 'xorg-server/hw/xwin/winauth.c')
-rw-r--r--xorg-server/hw/xwin/winauth.c417
1 files changed, 215 insertions, 202 deletions
diff --git a/xorg-server/hw/xwin/winauth.c b/xorg-server/hw/xwin/winauth.c
index fcd1872da..fca6da086 100644
--- a/xorg-server/hw/xwin/winauth.c
+++ b/xorg-server/hw/xwin/winauth.c
@@ -1,202 +1,215 @@
-/*
- *Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved.
- *
- *Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- *"Software"), to deal in the Software without restriction, including
- *without limitation the rights to use, copy, modify, merge, publish,
- *distribute, sublicense, and/or sell copies of the Software, and to
- *permit persons to whom the Software is furnished to do so, subject to
- *the following conditions:
- *
- *The above copyright notice and this permission notice shall be
- *included in all copies or substantial portions of the Software.
- *
- *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
- *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
- *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- *Except as contained in this notice, the name of Harold L Hunt II
- *shall not be used in advertising or otherwise to promote the sale, use
- *or other dealings in this Software without prior written authorization
- *from Harold L Hunt II.
- *
- * Authors: Harold L Hunt II
- */
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-
-#include "win.h"
-
-/* Includes for authorization */
-#include "securitysrv.h"
-
-
-/*
- * Constants
- */
-
-#define AUTH_NAME "MIT-MAGIC-COOKIE-1"
-
-
-/*
- * Locals
- */
-
-static XID g_authId = 0;
-static unsigned int g_uiAuthDataLen = 0;
-static char *g_pAuthData = NULL;
-
-/*
- * Code to generate a MIT-MAGIC-COOKIE-1, copied from under XCSECURITY
- */
-
-#ifndef XCSECURITY
-static
-void
-GenerateRandomData (int len, char *buf)
-{
- int fd;
-
- fd = open("/dev/urandom", O_RDONLY);
- read(fd, buf, len);
- close(fd);
-}
-
-
-static char cookie[16]; /* 128 bits */
-
-XID
-static MitGenerateCookie (
- unsigned data_length,
- char *data,
- XID id,
- unsigned *data_length_return,
- char **data_return)
-{
- int i = 0;
- int status;
-
- while (data_length--)
- {
- cookie[i++] += *data++;
- if (i >= sizeof (cookie)) i = 0;
- }
- GenerateRandomData(sizeof (cookie), cookie);
- status = MitAddCookie(sizeof (cookie), cookie, id);
- if (!status)
- {
- id = -1;
- }
- else
- {
- *data_return = cookie;
- *data_length_return = sizeof (cookie);
- }
- return id;
-}
-
-static
-XID
-GenerateAuthorization(
- unsigned name_length,
- char *name,
- unsigned data_length,
- char *data,
- unsigned *data_length_return,
- char **data_return)
-{
- return MitGenerateCookie(data_length, data,
- FakeClientID(0), data_length_return, data_return);
-}
-#endif
-
-/*
- * Generate authorization cookie for internal server clients
- */
-
-Bool
-winGenerateAuthorization ()
-{
- Bool fFreeAuth = FALSE;
- SecurityAuthorizationPtr pAuth = NULL;
-
- /* Call OS layer to generate authorization key */
- g_authId = GenerateAuthorization (strlen (AUTH_NAME),
- AUTH_NAME,
- 0,
- NULL,
- &g_uiAuthDataLen,
- &g_pAuthData);
- if ((XID) ~0L == g_authId)
- {
- ErrorF ("winGenerateAuthorization - GenerateAuthorization failed\n");
- goto auth_bailout;
- }
-
- else
- {
- winDebug("winGenerateAuthorization - GenerateAuthorization success!\n"
- "AuthDataLen: %d AuthData: %s\n",
- g_uiAuthDataLen, g_pAuthData);
- }
-
-#ifdef XCSECURITY
- /* Allocate structure for additional auth information */
- pAuth = (SecurityAuthorizationPtr)
- xalloc (sizeof (SecurityAuthorizationRec));
- if (!(pAuth))
- {
- ErrorF ("winGenerateAuthorization - Failed allocating "
- "SecurityAuthorizationPtr.\n");
- goto auth_bailout;
- }
-
- /* Fill in the auth fields */
- pAuth->id = g_authId;
- pAuth->timeout = 0; /* live for x seconds after refcnt == 0 */
- pAuth->group = None;
- pAuth->trustLevel = XSecurityClientTrusted;
- pAuth->refcnt = 1; /* this auth must stick around */
- pAuth->secondsRemaining = 0;
- pAuth->timer = NULL;
- pAuth->eventClients = NULL;
-
- /* Add the authorization to the server's auth list */
- if (!AddResource (g_authId,
- SecurityAuthorizationResType,
- pAuth))
- {
- ErrorF ("winGenerateAuthorization - AddResource failed for auth.\n");
- fFreeAuth = TRUE;
- goto auth_bailout;
- }
-
- /* Don't free the auth data, since it is still used internally */
- pAuth = NULL;
-#endif
-
- return TRUE;
-
- auth_bailout:
- if (fFreeAuth)
- xfree (pAuth);
-
- return FALSE;
-}
-
-/* Use our generated cookie for authentication */
-void
-winSetAuthorization(void)
-{
- XSetAuthorization (AUTH_NAME,
- strlen (AUTH_NAME),
- g_pAuthData,
- g_uiAuthDataLen);
-}
+/*
+ *Copyright (C) 2003-2004 Harold L Hunt II All Rights Reserved.
+ *
+ *Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ *"Software"), to deal in the Software without restriction, including
+ *without limitation the rights to use, copy, modify, merge, publish,
+ *distribute, sublicense, and/or sell copies of the Software, and to
+ *permit persons to whom the Software is furnished to do so, subject to
+ *the following conditions:
+ *
+ *The above copyright notice and this permission notice shall be
+ *included in all copies or substantial portions of the Software.
+ *
+ *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *NONINFRINGEMENT. IN NO EVENT SHALL HAROLD L HUNT II BE LIABLE FOR
+ *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *Except as contained in this notice, the name of Harold L Hunt II
+ *shall not be used in advertising or otherwise to promote the sale, use
+ *or other dealings in this Software without prior written authorization
+ *from Harold L Hunt II.
+ *
+ * Authors: Harold L Hunt II
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+
+#include "win.h"
+
+/* Includes for authorization */
+#include "securitysrv.h"
+
+/*
+ * Constants
+ */
+
+#define AUTH_NAME "MIT-MAGIC-COOKIE-1"
+
+
+/*
+ * Locals
+ */
+
+static XID g_authId = 0;
+static unsigned int g_uiAuthDataLen = 0;
+static char *g_pAuthData = NULL;
+
+/*
+ * Code to generate a MIT-MAGIC-COOKIE-1, copied from under XCSECURITY
+ */
+
+
+
+#ifndef XCSECURITY
+static
+void
+GenerateRandomData (int len, char *buf)
+{
+ int fd;
+#ifdef _MSC_VER
+ static HANDLE hAdvApi32;
+ static BOOLEAN (_stdcall * RtlGenRandom)(void *,unsigned long);
+
+ if (!hAdvApi32)
+ {
+ hAdvApi32=LoadLibrary("advapi32.dll");
+ RtlGenRandom=(BOOLEAN (_stdcall *)(void*,unsigned long))GetProcAddress(hAdvApi32,"SystemFunction036");
+ }
+ RtlGenRandom(buf, len);
+#else
+ fd = open("/dev/urandom", O_RDONLY);
+ read(fd, buf, len);
+ close(fd);
+#endif
+}
+
+
+static char cookie[16]; /* 128 bits */
+
+XID
+static MitGenerateCookie (
+ unsigned data_length,
+ char *data,
+ XID id,
+ unsigned *data_length_return,
+ char **data_return)
+{
+ int i = 0;
+ int status;
+
+ while (data_length--)
+ {
+ cookie[i++] += *data++;
+ if (i >= sizeof (cookie)) i = 0;
+ }
+ GenerateRandomData(sizeof (cookie), cookie);
+ status = MitAddCookie(sizeof (cookie), cookie, id);
+ if (!status)
+ {
+ id = -1;
+ }
+ else
+ {
+ *data_return = cookie;
+ *data_length_return = sizeof (cookie);
+ }
+ return id;
+}
+
+static
+XID
+GenerateAuthorization(
+ unsigned name_length,
+ char *name,
+ unsigned data_length,
+ char *data,
+ unsigned *data_length_return,
+ char **data_return)
+{
+ return MitGenerateCookie(data_length, data,
+ FakeClientID(0), data_length_return, data_return);
+}
+#endif
+
+/*
+ * Generate authorization cookie for internal server clients
+ */
+
+Bool
+winGenerateAuthorization ()
+{
+ Bool fFreeAuth = FALSE;
+ SecurityAuthorizationPtr pAuth = NULL;
+
+ /* Call OS layer to generate authorization key */
+ g_authId = GenerateAuthorization (strlen (AUTH_NAME),
+ AUTH_NAME,
+ 0,
+ NULL,
+ &g_uiAuthDataLen,
+ &g_pAuthData);
+ if ((XID) ~0L == g_authId)
+ {
+ ErrorF ("winGenerateAuthorization - GenerateAuthorization failed\n");
+ goto auth_bailout;
+ }
+#ifdef WINDBG
+ else
+ {
+ winDebug("winGenerateAuthorization - GenerateAuthorization success!\n"
+ "AuthDataLen: %d AuthData: %s\n",
+ g_uiAuthDataLen, g_pAuthData);
+ }
+#endif
+
+#ifdef XCSECURITY
+ /* Allocate structure for additional auth information */
+ pAuth = (SecurityAuthorizationPtr)
+ xalloc (sizeof (SecurityAuthorizationRec));
+ if (!(pAuth))
+ {
+ ErrorF ("winGenerateAuthorization - Failed allocating "
+ "SecurityAuthorizationPtr.\n");
+ goto auth_bailout;
+ }
+
+ /* Fill in the auth fields */
+ pAuth->id = g_authId;
+ pAuth->timeout = 0; /* live for x seconds after refcnt == 0 */
+ pAuth->group = None;
+ pAuth->trustLevel = XSecurityClientTrusted;
+ pAuth->refcnt = 1; /* this auth must stick around */
+ pAuth->secondsRemaining = 0;
+ pAuth->timer = NULL;
+ pAuth->eventClients = NULL;
+
+ /* Add the authorization to the server's auth list */
+ if (!AddResource (g_authId,
+ SecurityAuthorizationResType,
+ pAuth))
+ {
+ ErrorF ("winGenerateAuthorization - AddResource failed for auth.\n");
+ fFreeAuth = TRUE;
+ goto auth_bailout;
+ }
+
+ /* Don't free the auth data, since it is still used internally */
+ pAuth = NULL;
+#endif
+
+ return TRUE;
+
+ auth_bailout:
+ if (fFreeAuth)
+ xfree (pAuth);
+
+ return FALSE;
+}
+
+/* Use our generated cookie for authentication */
+void
+winSetAuthorization(void)
+{
+ XSetAuthorization (AUTH_NAME,
+ strlen (AUTH_NAME),
+ g_pAuthData,
+ g_uiAuthDataLen);
+}