From 16c19410b924e617a223c9cfc8456689e7512119 Mon Sep 17 00:00:00 2001
From: Johan Danielsson <joda@pdc.kth.se>
Date: Wed, 3 Sep 1997 18:12:18 +0000
Subject: [PATCH] send_clear, recv_clear

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@3359 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 kdc/hprop-common.c | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/kdc/hprop-common.c b/kdc/hprop-common.c
index 9f6b5040d..728dea6b4 100644
--- a/kdc/hprop-common.c
+++ b/kdc/hprop-common.c
@@ -91,3 +91,42 @@ recv_priv(krb5_context context, krb5_auth_context ac, int fd, krb5_data *out)
     free(buf);
     return 0;
 }
+
+krb5_error_code
+send_clear(krb5_context context, int fd, krb5_data data)
+{
+    unsigned char tmp[4];
+    int len;
+    
+    tmp[0] = (data.length >> 24) & 0xff;
+    tmp[1] = (data.length >> 16) & 0xff;
+    tmp[2] = (data.length >> 8) & 0xff;
+    tmp[3] = (data.length >> 0) & 0xff;
+    len = write(fd, tmp, sizeof(tmp));
+    if(len == sizeof(tmp))
+	len = write(fd, data.data, data.length);
+    if(len != data.length)
+	return errno;
+    return 0;
+}
+
+krb5_error_code
+recv_clear(krb5_context context, int fd, krb5_data *out)
+{
+    unsigned char tmp[4];
+    int len;
+    len = read(fd, tmp, sizeof(tmp));
+    if(len == 0){
+	memset(out, 0, sizeof(*out));
+	return 0;
+    }
+	
+    if(len == sizeof(tmp)){
+	len = (tmp[0] << 24) | (tmp[1] << 16) | (tmp[2] << 8) | tmp[3];
+	krb5_data_alloc(out, len);
+	len = read(fd, out->data, out->length);
+    }
+    if(len != out->length)
+	return errno;
+    return 0;
+}