update gssapi/ntlm for windows build

NTMakefile:
  replace ntlm/inquire_cred.c with ntlm/creds.c
  add ntlm/inquire_sec_context_by_oid.c
  add ntlm/iter_cred.c

add missing GSSAPI_CALLCONV function descriptors

conditionalize use of kcm functions with HAVE_KCM

Change-Id: Ia693f67304405bd540c57db8858c13314cd60322

lib/gssapi/NTMakefile

@@ -172,6 +172,7 @@ ntlmsrc = \
 	ntlm/canonicalize_name.c \
 	ntlm/compare_name.c \
 	ntlm/context_time.c \
+        ntlm/creds.c \
 	ntlm/crypto.c \
 	ntlm/delete_sec_context.c \
 	ntlm/display_name.c \
@@ -186,10 +187,11 @@ ntlmsrc = \
 	ntlm/indicate_mechs.c \
 	ntlm/init_sec_context.c \
 	ntlm/inquire_context.c \
-	ntlm/inquire_cred.c \
 	ntlm/inquire_cred_by_mech.c \
 	ntlm/inquire_mechs_for_name.c \
 	ntlm/inquire_names_for_mech.c \
+        ntlm/inquire_sec_context_by_oid.c \
+        ntlm/iter_cred.c \
 	ntlm/process_context_token.c \
 	ntlm/release_cred.c \
 	ntlm/release_name.c \
@@ -374,6 +376,7 @@ libgssapi_OBJs = \
 	$(OBJ)\ntlm/canonicalize_name.obj \
 	$(OBJ)\ntlm/compare_name.obj \
 	$(OBJ)\ntlm/context_time.obj \
+        $(OBJ)\ntlm/creds.obj \
 	$(OBJ)\ntlm/crypto.obj \
 	$(OBJ)\ntlm/delete_sec_context.obj \
 	$(OBJ)\ntlm/display_name.obj \
@@ -387,10 +390,11 @@ libgssapi_OBJs = \
 	$(OBJ)\ntlm/indicate_mechs.obj \
 	$(OBJ)\ntlm/init_sec_context.obj \
 	$(OBJ)\ntlm/inquire_context.obj \
-	$(OBJ)\ntlm/inquire_cred.obj \
 	$(OBJ)\ntlm/inquire_cred_by_mech.obj \
 	$(OBJ)\ntlm/inquire_mechs_for_name.obj \
 	$(OBJ)\ntlm/inquire_names_for_mech.obj \
+        $(OBJ)\ntlm/inquire_sec_context_by_oid.obj \
+        $(OBJ)\ntlm/iter_cred.obj \
 	$(OBJ)\ntlm/process_context_token.obj \
 	$(OBJ)\ntlm/release_cred.obj \
 	$(OBJ)\ntlm/release_name.obj \

lib/gssapi/ntlm/creds.c

@@ -35,7 +35,8 @@
 
 #include "ntlm.h"
 
-OM_uint32 _gss_ntlm_inquire_cred
+OM_uint32 GSSAPI_CALLCONV
+_gss_ntlm_inquire_cred
            (OM_uint32 * minor_status,
             const gss_cred_id_t cred_handle,
             gss_name_t * name,
@@ -85,26 +86,20 @@ out:
     return ret;
 }
 
-OM_uint32
-_gss_ntlm_destroy_cred(OM_uint32 *minor_status,
-		       gss_cred_id_t *cred_handle)
+#ifdef HAVE_KCM
+static OM_uint32
+_gss_ntlm_destroy_kcm_cred(gss_cred_id_t *cred_handle)
 {
-    krb5_error_code ret;
     krb5_storage *request, *response;
     krb5_data response_data;
     krb5_context context;
     ntlm_cred cred;
 
-    if (cred_handle == NULL || *cred_handle == GSS_C_NO_CREDENTIAL)
-	return GSS_S_COMPLETE;
-
     cred = (ntlm_cred)*cred_handle;
 
     ret = krb5_init_context(&context);
-    if (ret) {
-	*minor_status = ret;
-	return GSS_S_FAILURE;
-    }
+    if (ret)
+        return ret;
 
     ret = krb5_kcm_storage_request(context, KCM_OP_DEL_NTLM_CRED, &request);
     if (ret)
@@ -128,10 +123,29 @@ _gss_ntlm_destroy_cred(OM_uint32 *minor_status,
 
  out:
     krb5_free_context(context);
+
+    return ret;
+}
+#endif /* HAVE_KCM */
+
+OM_uint32 GSSAPI_CALLCONV
+_gss_ntlm_destroy_cred(OM_uint32 *minor_status,
+		       gss_cred_id_t *cred_handle)
+{
+#ifdef HAVE_KCM
+    krb5_error_code ret;
+#endif
+
+    if (cred_handle == NULL || *cred_handle == GSS_C_NO_CREDENTIAL)
+	return GSS_S_COMPLETE;
+
+#ifdef HAVE_KCM
+    ret = _gss_ntlm_destroy_kcm_cred(cred_handle);
     if (ret) {
 	*minor_status = ret;
 	return GSS_S_FAILURE;
     }
+#endif
 
     return _gss_ntlm_release_cred(minor_status, cred_handle);
 }

lib/gssapi/ntlm/inquire_sec_context_by_oid.c

@@ -35,7 +35,7 @@
 
 #include "ntlm.h"
 
-OM_uint32
+OM_uint32 GSSAPI_CALLCONV
 _gss_ntlm_inquire_sec_context_by_oid(OM_uint32 *minor_status,
 				     const gss_ctx_id_t context_handle,
 				     const gss_OID desired_object,

lib/gssapi/ntlm/iter_cred.c

@@ -35,11 +35,12 @@
 
 #include "ntlm.h"
 
-void
+void GSSAPI_CALLCONV
 _gss_ntlm_iter_creds_f(OM_uint32 flags,
 		       void *userctx ,
 		       void (*cred_iter)(void *, gss_OID, gss_cred_id_t))
 {
+#ifdef HAVE_KCM
     krb5_error_code ret;
     krb5_context context = NULL;
     krb5_storage *request, *response;
@@ -93,5 +94,6 @@ _gss_ntlm_iter_creds_f(OM_uint32 flags,
  done:
     if (context)
 	krb5_free_context(context);
+#endif /* HAVE_KCM */
     (*cred_iter)(userctx, NULL, NULL);
 }