From 3b665789a2db2f951064504d44c411e4338afb9d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Sun, 12 Jan 2003 21:05:51 +0100
Subject: [PATCH] (nettle_buffer_reset): New function. (nettle_buffer_copy):
New function.
Rev: src/nettle/buffer.c:1.5
Rev: src/nettle/buffer.h:1.4
---
buffer.c | 13 +++++++++++++
buffer.h | 9 +++++++++
2 files changed, 22 insertions(+)
diff --git a/buffer.c b/buffer.c
index e61b471f..c311d282 100644
--- a/buffer.c
+++ b/buffer.c
@@ -76,6 +76,12 @@ nettle_buffer_clear(struct nettle_buffer *buffer)
buffer->size = 0;
}
+void
+nettle_buffer_reset(struct nettle_buffer *buffer)
+{
+ buffer->size = 0;
+}
+
uint8_t *
nettle_buffer_space(struct nettle_buffer *buffer,
unsigned length)
@@ -103,3 +109,10 @@ nettle_buffer_write(struct nettle_buffer *buffer,
else
return 0;
}
+
+int
+nettle_buffer_copy(struct nettle_buffer *dst,
+ const struct nettle_buffer *src)
+{
+ nettle_buffer_write(dst, src->size, src->contents);
+}
diff --git a/buffer.h b/buffer.h
index c153839e..f10f9693 100644
--- a/buffer.h
+++ b/buffer.h
@@ -53,6 +53,10 @@ nettle_buffer_init_size(struct nettle_buffer *buffer,
void
nettle_buffer_clear(struct nettle_buffer *buffer);
+/* Resets the buffer, without freeing the buffer space. */
+void
+nettle_buffer_reset(struct nettle_buffer *buffer);
+
int
nettle_buffer_grow(struct nettle_buffer *buffer,
unsigned length);
@@ -73,4 +77,9 @@ uint8_t *
nettle_buffer_space(struct nettle_buffer *buffer,
unsigned length);
+/* Copy the contents of SRC to the end of DST. */
+int
+nettle_buffer_copy(struct nettle_buffer *dst,
+ const struct nettle_buffer *src);
+
#endif /* NETTLE_BUFFER_H_INCLUDED */
--
GitLab