keep scc.h too

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@12548 dc483132-0cff-0310-8789-dd5450dbe970

2 files changed, 102 insertions, 1 deletions

diff --git a/src/lib/krb5/ccache/ChangeLog b/src/lib/krb5/ccache/ChangeLog
index 8228b97a4..9cde340d9 100644
--- a/src/lib/krb5/ccache/ChangeLog
+++ b/src/lib/krb5/ccache/ChangeLog
@@ -8,7 +8,7 @@
 
 	* cc_file.c, cc_stdio.c, cc_memory.c: New files, built from source
 	files of appropriate subdirectories.
-	* fcc.h: New file, copied from file/fcc.h; temporary.
+	* fcc.h, scc.h: New files, copied from subdirectories; temporary.
 	* ccfns.c: New file, implementing what used to be krb5_cc_* macros
 	in krb5.h.
 	* Makefile.in (STLIBOBJS, OBJS, SRCS): Updated.
diff --git a/src/lib/krb5/ccache/scc.h b/src/lib/krb5/ccache/scc.h
new file mode 100644
index 000000000..98acbc25c
--- /dev/null
+++ b/src/lib/krb5/ccache/scc.h
@@ -0,0 +1,101 @@
+/*
+ * lib/krb5/ccache/stdio/scc.h
+ *
+ * Copyright 1990,1991 by the Massachusetts Institute of Technology.
+ * All Rights Reserved.
+ *
+ * Export of this software from the United States of America may
+ *   require a specific license from the United States Government.
+ *   It is the responsibility of any person or organization contemplating
+ *   export to obtain such a license before exporting.
+ * 
+ * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
+ * distribute this software and its documentation for any purpose and
+ * without fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright notice and
+ * this permission notice appear in supporting documentation, and that
+ * the name of M.I.T. not be used in advertising or publicity pertaining
+ * to distribution of the software without specific, written prior
+ * permission.  Furthermore if you modify this software you must label
+ * your software as modified software and not distribute it in such a
+ * fashion that it might be confused with the original M.I.T. software.
+ * M.I.T. makes no representations about the suitability of
+ * this software for any purpose.  It is provided "as is" without express
+ * or implied warranty.
+ * 
+ *
+ * This file contains constant and function declarations used in the
+ * file-based credential cache routines.
+ */
+
+#ifndef __KRB5_FILE_CCACHE__
+#define __KRB5_FILE_CCACHE__
+
+#include "k5-int.h"
+#include <stdio.h>
+
+#define KRB5_OK 0
+
+#define KRB5_SCC_MAXLEN 100
+
+/*
+ * SCC version 2 contains type information for principals.  SCC
+ * version 1 does not.  The code will accept either, and depending on
+ * what KRB5_SCC_DEFAULT_FVNO is set to, it will create version 1 or
+ * version 2 SCC caches.
+ *
+ */
+
+#define KRB5_SCC_FVNO_1   0x0501	/* krb v5, scc v1 */
+#define KRB5_SCC_FVNO_2   0x0502	/* krb v5, scc v2 */
+#define KRB5_SCC_FVNO_3   0x0503	/* krb v5, scc v3 */
+#define KRB5_SCC_FVNO_4   0x0504	/* krb v5, scc v4 */
+
+#define	SCC_OPEN_AND_ERASE	1
+#define	SCC_OPEN_RDWR		2
+#define	SCC_OPEN_RDONLY		3
+
+/* Credential file header tags.
+ * The header tags are constructed as:
+ *     krb5_ui_2       tag
+ *     krb5_ui_2       len
+ *     krb5_octet      data[len]
+ * This format allows for older versions of the fcc processing code to skip
+ * past unrecognized tag formats.
+ */
+#define SCC_TAG_DELTATIME	1
+
+#ifndef TKT_ROOT
+#define TKT_ROOT "/tmp/tkt"
+#endif
+
+/* macros to make checking flags easier */
+#define OPENCLOSE(id) (((krb5_scc_data *)id->data)->flags & KRB5_TC_OPENCLOSE)
+
+typedef struct _krb5_scc_data {
+     char *filename;
+     FILE *file;
+     krb5_flags flags;
+     char stdio_buffer[BUFSIZ];
+     int version;
+} krb5_scc_data;
+
+/* An off_t can be arbitrarily complex */
+typedef struct _krb5_scc_cursor {
+    long pos;
+} krb5_scc_cursor;
+
+#define MAYBE_OPEN(context, ID, MODE) \
+{									\
+    if (OPENCLOSE (ID)) {						\
+	krb5_error_code maybe_open_ret = krb5_scc_open_file (context, ID,MODE);	\
+	if (maybe_open_ret) return maybe_open_ret; } }
+
+#define MAYBE_CLOSE(context, ID, RET) \
+{									\
+    if (OPENCLOSE (ID)) {						\
+	krb5_error_code maybe_close_ret = krb5_scc_close_file (context, ID);	\
+	if (!(RET)) RET = maybe_close_ret; } }
+
+/* DO NOT ADD ANYTHING AFTER THIS #endif */
+#endif /* __KRB5_FILE_CCACHE__ */