Initial import of OpenSSH v2.1.

1 files changed, 50 insertions, 0 deletions

diff --git a/crypto/openssh/uuencode.c b/crypto/openssh/uuencode.c
new file mode 100644
index 0000000..fc84d5a
--- /dev/null
+++ b/crypto/openssh/uuencode.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2000 Markus Friedl.  All rights reserved.
+ */
+#include "includes.h"
+#include "xmalloc.h"
+
+#include <resolv.h>
+
+int
+uuencode(unsigned char *src, unsigned int srclength,
+    char *target, size_t targsize)
+{
+	return __b64_ntop(src, srclength, target, targsize);
+}
+
+int
+uudecode(const char *src, unsigned char *target, size_t targsize)
+{
+	int len;
+	char *encoded, *p;
+
+	/* copy the 'readonly' source */
+	encoded = xstrdup(src);
+	/* skip whitespace and data */
+	for (p = encoded; *p == ' ' || *p == '\t'; p++)
+		;
+	for (; *p != '\0' && *p != ' ' && *p != '\t'; p++)
+		;
+	/* and remote trailing whitespace because __b64_pton needs this */
+	*p = '\0';
+	len = __b64_pton(encoded, target, targsize);
+	xfree(encoded);
+	return len;
+}
+
+void
+dump_base64(FILE *fp, unsigned char *data, int len)
+{
+	unsigned char *buf = xmalloc(2*len);
+	int i, n;
+	n = uuencode(data, len, buf, 2*len);
+	for (i = 0; i < n; i++) {
+		fprintf(fp, "%c", buf[i]);
+		if (i % 70 == 69)
+			fprintf(fp, "\n");
+	}
+	if (i % 70 != 69)
+		fprintf(fp, "\n");
+	xfree(buf);
+}