Moved krb5, gss, and crypto library initialization/cleanup code into new dedicated functions; added code to release global state allocated in prng.c

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@11960 dc483132-0cff-0310-8789-dd5450dbe970

4 files changed, 64 insertions, 0 deletions

diff --git a/src/lib/gssapi/ChangeLog b/src/lib/gssapi/ChangeLog
index 8f794fa71..64f7f5765 100644
--- a/src/lib/gssapi/ChangeLog
+++ b/src/lib/gssapi/ChangeLog
@@ -1,3 +1,9 @@
+Fri Jan 21 22:47:00 2000  Miro Jurisic  <meeroh@mit.edu>
+
+	* Makefile.in: added gss_libinit.[co]
+	* gss_libinit.[ch]: new files, contain library initialization
+		and cleanup code
+
 Tue May 18 19:52:56 1999  Danilo Almeida  <dalmeida@mit.edu>
 
 	* Makefile.in: Remove - from recursive Win32 make invocation.
diff --git a/src/lib/gssapi/Makefile.in b/src/lib/gssapi/Makefile.in
index 992615d55..5198aec4b 100644
--- a/src/lib/gssapi/Makefile.in
+++ b/src/lib/gssapi/Makefile.in
@@ -12,6 +12,12 @@ LOCAL_SUBDIRS= generic krb5
 
 MAC_SUBDIRS = generic krb5
 
+OBJS=\
+	$(OUTPRE)gss_libinit.$(OBJEXT)
+
+SRCS=\
+	$(subdir)/gss_libinit.c
+
 LIB=gssapi_krb5
 LIBMAJOR=2
 LIBMINOR=1
diff --git a/src/lib/gssapi/gss_libinit.c b/src/lib/gssapi/gss_libinit.c
new file mode 100644
index 000000000..ac91b0fa1
--- /dev/null
+++ b/src/lib/gssapi/gss_libinit.c
@@ -0,0 +1,43 @@
+#include <assert.h>
+
+#include "gssapi_err_generic.h"
+#include "gssapi_err_krb5.h"
+
+#include "gss_libinit.h"
+
+static	int		initialized = false;
+
+/*
+ * Initialize the GSSAPI library.
+ */
+
+OM_uint32 gssint_initialize_library (void)
+{
+	
+	if (!initialized) {
+	    add_error_table(&et_k5g_error_table);
+	    add_error_table(&et_ggss_error_table);
+
+		initialized = true;
+	}
+	
+	return 0;
+}
+
+/*
+ * Clean up the Kerberos v5 lirbary state
+ */
+
+void gssint_cleanup_library (void)
+{
+	OM_uint32 maj_stat, min_stat;
+
+	assert (initialized);
+	
+	maj_stat = kg_release_defcred (&min_stat);
+	
+    remove_error_table(&et_k5g_error_table);
+    remove_error_table(&et_ggss_error_table);
+	
+	initialized = false;
+}
\ No newline at end of file
diff --git a/src/lib/gssapi/gss_libinit.h b/src/lib/gssapi/gss_libinit.h
new file mode 100644
index 000000000..ba89ff397
--- /dev/null
+++ b/src/lib/gssapi/gss_libinit.h
@@ -0,0 +1,9 @@
+#ifndef KRB5_LIBINIT_H
+#define KRB5_LIBINIT_H
+
+#include "gssapi.h"
+
+OM_uint32 gssint_initialize_library (void);
+void gssint_cleanup_library (void);
+
+#endif /* KRB5_LIBINIT_H */