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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/lib/Xau/AuRead.c.NX.original
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
downloadnx-libs-f4092abdf94af6a99aff944d6264bc1284e8bdd4.tar.gz
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Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository
Diffstat (limited to 'nx-X11/lib/Xau/AuRead.c.NX.original')
-rw-r--r--nx-X11/lib/Xau/AuRead.c.NX.original137
1 files changed, 137 insertions, 0 deletions
diff --git a/nx-X11/lib/Xau/AuRead.c.NX.original b/nx-X11/lib/Xau/AuRead.c.NX.original
new file mode 100644
index 000000000..60a0d747f
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@@ -0,0 +1,137 @@
+/* $Xorg: AuRead.c,v 1.4 2001/02/09 02:03:42 xorgcvs Exp $ */
+
+/*
+
+Copyright 1988, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+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 THE
+OPEN GROUP 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 The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+/* $XFree86: xc/lib/Xau/AuRead.c,v 1.5 2001/07/25 15:04:48 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/Xauth.h>
+#include <stdlib.h>
+#include <errno.h>
+
+static int
+read_short (unsigned short *shortp, FILE *file)
+{
+ unsigned char file_short[2];
+
+ /*
+ * Added a check on EINTR to prevent the fread() call to be
+ * interrupted by any signal not blocked by OsBlockSignals().
+ */
+
+ for (;;) {
+ if (fread ((char *) file_short, (int) sizeof (file_short), 1, file) != 1) {
+ if (errno == EINTR && ferror (file)) {
+ perror ("Reading from auth file");
+ clearerr (file);
+ continue;
+ }
+ return 0;
+ }
+ break;
+ }
+ *shortp = file_short[0] * 256 + file_short[1];
+ return 1;
+}
+
+static int
+read_counted_string (unsigned short *countp, char **stringp, FILE *file)
+{
+ unsigned short len;
+ char *data;
+
+ if (read_short (&len, file) == 0)
+ return 0;
+ if (len == 0) {
+ data = 0;
+ } else {
+ data = malloc ((unsigned) len);
+ if (!data)
+ return 0;
+ for (;;)
+ {
+ if (fread (data, (int) sizeof (char), (int) len, file) != len)
+ {
+ if (errno == EINTR && ferror (file))
+ {
+ perror ("Reading from auth file");
+ clearerr (file);
+ continue;
+ }
+ bzero (data, len);
+ free (data);
+ return 0;
+ }
+ break;
+ }
+ }
+ *stringp = data;
+ *countp = len;
+ return 1;
+}
+
+Xauth *
+XauReadAuth (auth_file)
+FILE *auth_file;
+{
+ Xauth local;
+ Xauth *ret;
+
+ if (read_short (&local.family, auth_file) == 0)
+ return 0;
+ if (read_counted_string (&local.address_length, &local.address, auth_file) == 0)
+ return 0;
+ if (read_counted_string (&local.number_length, &local.number, auth_file) == 0) {
+ if (local.address) free (local.address);
+ return 0;
+ }
+ if (read_counted_string (&local.name_length, &local.name, auth_file) == 0) {
+ if (local.address) free (local.address);
+ if (local.number) free (local.number);
+ return 0;
+ }
+ if (read_counted_string (&local.data_length, &local.data, auth_file) == 0) {
+ if (local.address) free (local.address);
+ if (local.number) free (local.number);
+ if (local.name) free (local.name);
+ return 0;
+ }
+ ret = (Xauth *) malloc (sizeof (Xauth));
+ if (!ret) {
+ if (local.address) free (local.address);
+ if (local.number) free (local.number);
+ if (local.name) free (local.name);
+ if (local.data) {
+ bzero (local.data, local.data_length);
+ free (local.data);
+ }
+ return 0;
+ }
+ *ret = local;
+ return ret;
+}