X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=gcrypt.c;h=926eb15f41ae479b167a0b9a694b972c6f88fcfd;hp=f825f6c6a3de6388959d7b900f31ef9d48e6397b;hb=32ffc06c0706f51c3f1dc436911836f1f9aa326e;hpb=82d08fb6da4dfc7d93d1ee0cce4706721378fe12

diff --git a/gcrypt.c b/gcrypt.c
index f825f6c6..926eb15f 100644
--- a/gcrypt.c
+++ b/gcrypt.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2011-2012 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -7,7 +7,6 @@
 /** \file gcrypt.c Libgrcypt-based encryption/decryption routines. */
 
 #include <regex.h>
-#include <stdbool.h>
 #include <gcrypt.h>
 
 #include "para.h"
@@ -952,7 +951,7 @@ int sc_send_bin_buffer(struct stream_cipher_context *scc, char *buf,
 	gret = gcry_cipher_encrypt(scc->send->handle, tmp, size,
 		(unsigned char *)buf, size);
 	assert(gret == 0);
-	ret = write_all(scc->fd, (char *)tmp, &size);
+	ret = xwrite(scc->fd, (char *)tmp, size);
 	free(tmp);
 	return ret;
 }
@@ -973,3 +972,15 @@ int sc_recv_bin_buffer(struct stream_cipher_context *scc, char *buf,
 	assert(gret == 0);
 	return ret;
 }
+
+void sc_crypt(struct stream_cipher *sc, struct iovec *src, struct iovec *dst)
+{
+	gcry_cipher_hd_t handle = sc->handle;
+	gcry_error_t gret;
+
+	/* perform in-place encryption */
+	*dst = *src;
+	gret = gcry_cipher_encrypt(handle, src->iov_base, src->iov_len,
+		NULL, 0);
+	assert(gret == 0);
+}