added echo+ support.

1 files changed, 15 insertions, 0 deletions

diff --git a/util.c b/util.c
index 26acbc3..9e4dfc9 100644
--- a/util.c
+++ b/util.c
@@ -111,3 +111,18 @@ acceptcall(int lfd, char *caddr, int caddrlen)
 	snprint(caddr, caddrlen, "tcp!%s!%d", cs, port);
 	return fd;
 }
+
+u32int
+get32(uchar *p)
+{
+	return (p[0]<<24) | (p[1]<<16) | (p[2]<<8) | p[3];
+}
+
+void
+put32(uchar *p, u32int v)
+{
+	p[0] = v>>24;
+	p[1] = v>>16;
+	p[2] = v>>8;
+	p[3] = v;
+}