X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/52e3daedec4da996f923934417982ace52d0b981..HEAD:/uuencode.c

diff --git a/uuencode.c b/uuencode.c
index feda6a01..b9e57e99 100644
--- a/uuencode.c
+++ b/uuencode.c
@@ -1,3 +1,4 @@
+/* $OpenBSD: uuencode.c,v 1.25 2009/03/05 11:30:50 djm Exp $ */
 /*
  * Copyright (c) 2000 Markus Friedl.  All rights reserved.
  *
@@ -24,9 +25,20 @@
 
 #include "includes.h"
 
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <resolv.h>
+#include <stdio.h>
+
 #include "xmalloc.h"
 #include "uuencode.h"
 
+/*
+ * Encode binary 'src' of length 'srclength', writing base64-encoded text
+ * to 'target' of size 'targsize'. Will always nul-terminate 'target'.
+ * Returns the number of bytes stored in 'target' or -1 on error (inc.
+ * 'targsize' too small).
+ */
 int
 uuencode(const u_char *src, u_int srclength,
     char *target, size_t targsize)
@@ -34,6 +46,11 @@ uuencode(const u_char *src, u_int srclength,
 	return __b64_ntop(src, srclength, target, targsize);
 }
 
+/*
+ * Decode base64-encoded 'src' into buffer 'target' of 'targsize' bytes.
+ * Will skip leading and trailing whitespace. Returns the number of bytes
+ * stored in 'target' or -1 on error (inc. targsize too small).
+ */
 int
 uudecode(const char *src, u_char *target, size_t targsize)
 {
@@ -57,7 +74,7 @@ uudecode(const char *src, u_char *target, size_t targsize)
 void
 dump_base64(FILE *fp, u_char *data, u_int len)
 {
-	char *buf;;
+	char *buf;
 	int i, n;
 
 	if (len > 65536) {