1 files changed, 44 insertions, 0 deletions
diff --git a/tools/libxc/xc_io.h b/tools/libxc/xc_io.h
new file mode 100644
index 0000000000..37febb52f1
--- /dev/null
+++ b/tools/libxc/xc_io.h
@@ -0,0 +1,44 @@
+#ifndef __XC_XC_IO_H__
+#define __XC_XC_IO_H__
+
+#include "xc_private.h"
+#include "iostream.h"
+
+typedef struct XcIOContext {
+    u32 domain;
+    unsigned flags;
+    IOStream *io;
+    IOStream *info;
+    IOStream *err;
+    char *vmconfig;
+    int vmconfig_n;
+} XcIOContext;
+
+static inline int xcio_read(XcIOContext *ctxt, void *buf, int n){
+    int rc;
+
+    rc = IOStream_read(ctxt->io, buf, n);
+    return (rc == n ? 0 : rc);
+}
+
+static inline int xcio_write(XcIOContext *ctxt, void *buf, int n){
+    int rc;
+
+    rc = IOStream_write(ctxt->io, buf, n);
+    return (rc == n ? 0 : rc);
+}
+
+static inline int xcio_flush(XcIOContext *ctxt){
+    return IOStream_flush(ctxt->io);
+}
+
+extern void xcio_error(XcIOContext *ctxt, const char *msg, ...);
+extern void xcio_info(XcIOContext *ctxt, const char *msg, ...);
+
+#define xcio_perror(_ctxt, _msg...) \
+xcio_error(_ctxt, "(errno %d %s)" _msg, errno, strerror(errno), ## _msg)
+
+#endif /* ! __XC_XC_IO_H__ */
+
+
+