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authorPeter Lieven <pl@kamp.de>2015-10-30 12:10:12 +0100
committerGerd Hoffmann <kraxel@redhat.com>2015-11-05 09:09:48 +0100
commitfd95243372f7657c2d24aed269e3be01bed1b87c (patch)
treeefc8645a3dea6cd868cbff2435e91bd21717a34d /util/buffer.c
parentc3d6899c5e67dfd7ff195eccc10541f3b7e141a7 (diff)
downloadhqemu-fd95243372f7657c2d24aed269e3be01bed1b87c.zip
hqemu-fd95243372f7657c2d24aed269e3be01bed1b87c.tar.gz
buffer: factor out buffer_req_size
Signed-off-by: Peter Lieven <pl@kamp.de> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Daniel P. Berrange <berrange@redhat.com> Message-id: 1446203414-4013-18-git-send-email-kraxel@redhat.com
Diffstat (limited to 'util/buffer.c')
-rw-r--r--util/buffer.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/util/buffer.c b/util/buffer.c
index ae2907e..31f1d9f 100644
--- a/util/buffer.c
+++ b/util/buffer.c
@@ -24,6 +24,13 @@
#define BUFFER_MIN_INIT_SIZE 4096
#define BUFFER_MIN_SHRINK_SIZE 65536
+static size_t buffer_req_size(Buffer *buffer, size_t len)
+{
+ return MAX(BUFFER_MIN_INIT_SIZE,
+ pow2ceil(buffer->offset + len));
+}
+
+
void buffer_init(Buffer *buffer, const char *name, ...)
{
va_list ap;
@@ -61,8 +68,7 @@ void buffer_reserve(Buffer *buffer, size_t len)
if ((buffer->capacity - buffer->offset) < len) {
old = buffer->capacity;
- buffer->capacity = pow2ceil(buffer->offset + len);
- buffer->capacity = MAX(buffer->capacity, BUFFER_MIN_INIT_SIZE);
+ buffer->capacity = buffer_req_size(buffer, len);
buffer->buffer = g_realloc(buffer->buffer, buffer->capacity);
trace_buffer_resize(buffer->name ?: "unnamed",
old, buffer->capacity);
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