Add krb5_init_keyblock

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@14312 dc483132-0cff-0310-8789-dd5450dbe970

3 files changed, 70 insertions, 0 deletions

diff --git a/src/lib/krb5/krb/ChangeLog b/src/lib/krb5/krb/ChangeLog
index 3d6aa46f6..f2d3ac21f 100644
--- a/src/lib/krb5/krb/ChangeLog
+++ b/src/lib/krb5/krb/ChangeLog
@@ -1,3 +1,9 @@
+2002-03-28  Sam Hartman  <hartmans@mit.edu>
+
+	* Makefile.in :  New file init_keyblock.c
+
+	* init_keyblock.c (krb5_init_keyblock): New function
+
 2002-03-16  Sam Hartman  <hartmans@mit.edu>
 
 	* fwd_tgt.c (krb5_fwd_tgt_creds): Fix merge of patch from 1.2.2
diff --git a/src/lib/krb5/krb/Makefile.in b/src/lib/krb5/krb/Makefile.in
index 558a13d2c..77a6987c7 100644
--- a/src/lib/krb5/krb/Makefile.in
+++ b/src/lib/krb5/krb/Makefile.in
@@ -55,6 +55,7 @@ STLIBOBJS= \
 	in_tkt_pwd.o	\
 	in_tkt_sky.o	\
 	init_ctx.o	\
+	init_keyblock.o \
 	kdc_rep_dc.o	\
 	kfree.o		\
 	mk_cred.o	\
@@ -140,6 +141,7 @@ OBJS=	$(OUTPRE)addr_comp.$(OBJEXT)	\
 	$(OUTPRE)in_tkt_pwd.$(OBJEXT)	\
 	$(OUTPRE)in_tkt_sky.$(OBJEXT)	\
 	$(OUTPRE)init_ctx.$(OBJEXT)	\
+	$(OUTPRE)init_keyblock.$(OBJEXT) \
 	$(OUTPRE)kdc_rep_dc.$(OBJEXT)	\
 	$(OUTPRE)kfree.$(OBJEXT)		\
 	$(OUTPRE)mk_cred.$(OBJEXT)	\
@@ -226,6 +228,7 @@ SRCS=	$(srcdir)/addr_comp.c	\
 	$(srcdir)/in_tkt_pwd.c	\
 	$(srcdir)/in_tkt_sky.c	\
 	$(srcdir)/init_ctx.c	\
+	$(srcdir)/init_keyblock.c \
 	$(srcdir)/kdc_rep_dc.c	\
 	$(srcdir)/kfree.c	\
 	$(srcdir)/mk_cred.c	\
diff --git a/src/lib/krb5/krb/init_keyblock.c b/src/lib/krb5/krb/init_keyblock.c
new file mode 100644
index 000000000..a6feeeaf1
--- /dev/null
+++ b/src/lib/krb5/krb/init_keyblock.c
@@ -0,0 +1,61 @@
+/*
+ * lib/krb5/krb/init_keyblock.c
+ *
+ * Copyright (C) 2002 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.
+ * 
+ * 
+ *
+ * krb5_init_keyblock- a function to set up 
+ *  an empty keyblock
+ */
+
+
+#include "k5-int.h"
+#include <assert.h>
+
+krb5_error_code KRB5_CALLCONV  krb5_init_keyblock
+	(krb5_context context, krb5_enctype enctype,
+	 size_t length, krb5_keyblock **out)
+{
+    krb5_keyblock *kb;
+    kb = malloc (sizeof(krb5_keyblock));
+    assert (out);
+    *out = NULL;
+    if (!kb) {
+	return ENOMEM;
+    }
+    kb->magic = KV5M_KEYBLOCK;
+    kb->enctype = enctype;
+    kb->length = length;
+    if(length) {
+	kb->contents = malloc (length);
+	if(!kb->contents) {
+	    free (kb);
+	    return ENOMEM;
+	}
+    } else {
+	kb->contents = NULL;
+    }
+    *out = kb;
+    return 0;
+}