Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / include / ipxe / linebuf.h

diff --git a/qemu/roms/ipxe/src/include/ipxe/linebuf.h b/qemu/roms/ipxe/src/include/ipxe/linebuf.h
new file mode 100644 (file)
index 0000000..706ef25
--- /dev/null
+++ b/qemu/roms/ipxe/src/include/ipxe/linebuf.h
@@ -0,0 +1,30 @@
+#ifndef _IPXE_LINEBUF_H
+#define _IPXE_LINEBUF_H
+
+/** @file
+ *
+ * Line buffering
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+#include <stddef.h>
+
+/** A line buffer */
+struct line_buffer {
+       /** Current string in the buffer */
+       char *data;
+       /** Length of current string, excluding the terminating NUL */
+       size_t len;
+       /** String is ready to read */
+       int ready;
+};
+
+extern char * buffered_line ( struct line_buffer *linebuf );
+extern ssize_t line_buffer ( struct line_buffer *linebuf,
+                            const char *data, size_t len );
+extern void empty_line_buffer ( struct line_buffer *linebuf );
+
+#endif /* _IPXE_LINEBUF_H */