first version

pkg2zip_sys.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdint.h>
+
+typedef void* sys_file;
+
+sys_file sys_open(const char* fname, uint64_t* size);
+sys_file sys_create(const char* fname);
+void sys_close(sys_file file);
+void sys_read(sys_file file, uint64_t offset, void* buffer, uint32_t size);
+void sys_write(sys_file file, uint64_t offset, const void* buffer, uint32_t size);
+
+void sys_rename(const char* src, const char* dst);