diff test/syscall/syscall.c @ 0:3e629dc19168

initial from svn dyncall-1745
author Daniel Adler
date Thu, 19 Mar 2015 22:24:28 +0100
parents
children 2d58a542ddfc
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/syscall/syscall.c	Thu Mar 19 22:24:28 2015 +0100
@@ -0,0 +1,53 @@
+/*
+
+ Package: dyncall
+ Library: test
+ File: test/syscall/syscall.c
+ Description: 
+ License:
+
+   Copyright (c) 2011-2015 Daniel Adler <dadler@uni-goettingen.de>,
+                           Tassilo Philipp <tphilipp@potion-studios.com>
+
+   Permission to use, copy, modify, and distribute this software for any
+   purpose with or without fee is hereby granted, provided that the above
+   copyright notice and this permission notice appear in all copies.
+
+   THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+   WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+   MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+   ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+*/
+
+#include "dyncall.h"
+#include <sys/syscall.h> 
+#include <assert.h>
+DCCallVM* callvm;
+
+void syscallvm_init()
+{
+  callvm = dcNewCallVM(4096);
+  dcMode(callvm, DC_CALL_SYS_DEFAULT);
+  assert( dcGetError(callvm) == 0 );
+}
+
+int syscall_write(int fd, char* buf, size_t len)
+{
+  dcReset(callvm);
+  dcArgInt(callvm, fd);
+  dcArgPointer(callvm, buf);
+  dcArgInt(callvm, len);
+  return dcCallInt(callvm, (DCpointer)(ptrdiff_t)SYS_write);
+}
+
+int main(int argc, char* argv[])
+{
+  syscallvm_init();
+  syscall_write(1/*stdout*/, "result: syscall: 1\n", 19);
+  return 0;
+}
+