From 7eb20457ff3d80cc81d54204ffd2c9edaf991905 Mon Sep 17 00:00:00 2001
From: Nicholas Noll <nbnoll@eml.cc>
Date: Wed, 17 Nov 2021 17:38:58 -0800
Subject: automated platform specific code parsing

---
 include/sys.h | 35 ++++++++++++++++++++++++++++-------
 1 file changed, 28 insertions(+), 7 deletions(-)

(limited to 'include')

diff --git a/include/sys.h b/include/sys.h
index 773ff3a..15fba2a 100644
--- a/include/sys.h
+++ b/include/sys.h
@@ -1,12 +1,33 @@
 #pragma once
 
-#include <sys/constants.h>
+#include <arch/constants.h>
+#include <arch/errno.h>
 
-#define sys·Oread    0x0u
-#define sys·Owrite   0x1u
-#define sys·Ordwr    0x2u
+// -----------------------------------------------------------------------
+// global constants
 
-/* system calls */
+/* open */
+#define sys·ORead    0x0u
+#define sys·OWrite   0x1u
+#define sys·ORdwr    0x2u
+
+/* seek */
+#define sys·SeekSet  0u
+#define sys·SeekCur  1u
+#define sys·SeekEnd  2u
+
+// -----------------------------------------------------------------------
+// functions
+
+/*
+ * system calls with errno-free interface
+ */
 int sys·call(int num, ...);
-int sys·open(char *path, int flag, int mode, int *ret);
-int sys·close(char *path, int flag, int mode, int *ret);
+
+/* file operations */
+int sys·open(char *path, int flag, int mode, int *fd);
+int sys·close(int fd);
+int sys·write(int fd, intptr len, void *buf, intptr *nw);
+int sys·read(int fd, intptr len, void *buf, intptr *nr);
+int sys·seek(int fd, intptr offset, int from, intptr *pos);
+int sys·dup(int from, int to);
-- 
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