Change declaration of function map

Newer compilers complain if funciton is declared w/o arguments,
so we redeclare the xdrptoc_t as xdrfn and give it proper arguments

Signed-off-by: Simo Sorce <simo@redhat.com>

Author: simo5

src/client/gpm_common.c

@@ -600,73 +600,77 @@ OM_uint32 gpm_release_buffer(OM_uint32 *minor_status,
     return GSS_S_COMPLETE;
 }
 
+/* Equivalent to xdrptoc_t but with proper arguments so that modern
+ * compilers do not complain */
+typedef int xdrfn(XDR *, void *);
+
 struct gpm_rpc_fn_set {
-    xdrproc_t arg_fn;
-    xdrproc_t res_fn;
+    xdrfn *arg_fn;
+    xdrfn *res_fn;
 } gpm_xdr_set[] = {
     { /* NULLPROC */
-        (xdrproc_t)xdr_void,
-        (xdrproc_t)xdr_void,
+        (xdrfn *)xdr_void,
+        (xdrfn *)xdr_void,
     },
     { /* GSSX_INDICATE_MECHS */
-        (xdrproc_t)xdr_gssx_arg_indicate_mechs,
-        (xdrproc_t)xdr_gssx_res_indicate_mechs,
+        (xdrfn *)xdr_gssx_arg_indicate_mechs,
+        (xdrfn *)xdr_gssx_res_indicate_mechs,
     },
     { /* GSSX_GET_CALL_CONTEXT */
-        (xdrproc_t)xdr_gssx_arg_get_call_context,
-        (xdrproc_t)xdr_gssx_res_get_call_context,
+        (xdrfn *)xdr_gssx_arg_get_call_context,
+        (xdrfn *)xdr_gssx_res_get_call_context,
     },
     { /* GSSX_IMPORT_AND_CANON_NAME */
-        (xdrproc_t)xdr_gssx_arg_import_and_canon_name,
-        (xdrproc_t)xdr_gssx_res_import_and_canon_name,
+        (xdrfn *)xdr_gssx_arg_import_and_canon_name,
+        (xdrfn *)xdr_gssx_res_import_and_canon_name,
     },
     { /* GSSX_EXPORT_CRED */
-        (xdrproc_t)xdr_gssx_arg_export_cred,
-        (xdrproc_t)xdr_gssx_res_export_cred,
+        (xdrfn *)xdr_gssx_arg_export_cred,
+        (xdrfn *)xdr_gssx_res_export_cred,
     },
     { /* GSSX_IMPORT_CRED */
-        (xdrproc_t)xdr_gssx_arg_import_cred,
-        (xdrproc_t)xdr_gssx_res_import_cred,
+        (xdrfn *)xdr_gssx_arg_import_cred,
+        (xdrfn *)xdr_gssx_res_import_cred,
     },
     { /* GSSX_ACQUIRE_CRED */
-        (xdrproc_t)xdr_gssx_arg_acquire_cred,
-        (xdrproc_t)xdr_gssx_res_acquire_cred,
+        (xdrfn *)xdr_gssx_arg_acquire_cred,
+        (xdrfn *)xdr_gssx_res_acquire_cred,
     },
     { /* GSSX_STORE_CRED */
-        (xdrproc_t)xdr_gssx_arg_store_cred,
-        (xdrproc_t)xdr_gssx_res_store_cred,
+        (xdrfn *)xdr_gssx_arg_store_cred,
+        (xdrfn *)xdr_gssx_res_store_cred,
     },
     { /* GSSX_INIT_SEC_CONTEXT */
-        (xdrproc_t)xdr_gssx_arg_init_sec_context,
-        (xdrproc_t)xdr_gssx_res_init_sec_context,
+        (xdrfn *)xdr_gssx_arg_init_sec_context,
+        (xdrfn *)xdr_gssx_res_init_sec_context,
     },
     { /* GSSX_ACCEPT_SEC_CONTEXT */
-        (xdrproc_t)xdr_gssx_arg_accept_sec_context,
-        (xdrproc_t)xdr_gssx_res_accept_sec_context,
+        (xdrfn *)xdr_gssx_arg_accept_sec_context,
+        (xdrfn *)xdr_gssx_res_accept_sec_context,
     },
     { /* GSSX_RELEASE_HANDLE */
-        (xdrproc_t)xdr_gssx_arg_release_handle,
-        (xdrproc_t)xdr_gssx_res_release_handle,
+        (xdrfn *)xdr_gssx_arg_release_handle,
+        (xdrfn *)xdr_gssx_res_release_handle,
     },
     { /* GSSX_GET_MIC */
-        (xdrproc_t)xdr_gssx_arg_get_mic,
-        (xdrproc_t)xdr_gssx_res_get_mic,
+        (xdrfn *)xdr_gssx_arg_get_mic,
+        (xdrfn *)xdr_gssx_res_get_mic,
     },
     { /* GSSX_VERIFY */
-        (xdrproc_t)xdr_gssx_arg_verify_mic,
-        (xdrproc_t)xdr_gssx_res_verify_mic,
+        (xdrfn *)xdr_gssx_arg_verify_mic,
+        (xdrfn *)xdr_gssx_res_verify_mic,
     },
     { /* GSSX_WRAP */
-        (xdrproc_t)xdr_gssx_arg_wrap,
-        (xdrproc_t)xdr_gssx_res_wrap,
+        (xdrfn *)xdr_gssx_arg_wrap,
+        (xdrfn *)xdr_gssx_res_wrap,
     },
     { /* GSSX_UNWRAP */
-        (xdrproc_t)xdr_gssx_arg_unwrap,
-        (xdrproc_t)xdr_gssx_res_unwrap,
+        (xdrfn *)xdr_gssx_arg_unwrap,
+        (xdrfn *)xdr_gssx_res_unwrap,
     },
     { /* GSSX_WRAP_SIZE_LIMIT */
-        (xdrproc_t)xdr_gssx_arg_wrap_size_limit,
-        (xdrproc_t)xdr_gssx_res_wrap_size_limit,
+        (xdrfn *)xdr_gssx_arg_wrap_size_limit,
+        (xdrfn *)xdr_gssx_res_wrap_size_limit,
     }
 };
 
@@ -676,6 +680,8 @@ int gpm_make_call(int proc, union gp_rpc_arg *arg, union gp_rpc_res *res)
     gp_rpc_msg msg;
     XDR xdr_call_ctx = {0};
     XDR xdr_reply_ctx = {0};
+    xdrfn *arg_fn;
+    xdrfn *res_fn;
     char *send_buffer = NULL;
     char *recv_buffer = NULL;
     uint32_t send_length;
@@ -726,7 +732,8 @@ int gpm_make_call(int proc, union gp_rpc_arg *arg, union gp_rpc_res *res)
     }
 
     /* encode data */
-    xdrok = gpm_xdr_set[proc].arg_fn(&xdr_call_ctx, (char *)arg);
+    arg_fn = gpm_xdr_set[proc].arg_fn;
+    xdrok = arg_fn(&xdr_call_ctx, arg);
     if (!xdrok) {
         ret = EINVAL;
         goto done;
@@ -765,7 +772,8 @@ int gpm_make_call(int proc, union gp_rpc_arg *arg, union gp_rpc_res *res)
     }
 
     /* decode answer */
-    xdrok = gpm_xdr_set[proc].res_fn(&xdr_reply_ctx, (char *)res);
+    res_fn = gpm_xdr_set[proc].res_fn;
+    xdrok = res_fn(&xdr_reply_ctx, res);
     if (!xdrok) {
         ret = EINVAL;
     }