X-Git-Url: http://git.madism.org/?a=blobdiff_plain;f=buffer.c;fp=buffer.c;h=366b7d03bac38001892f6af7146b19c3888df999;hb=42ea2884f2b8a1b7cb940f4e07d22444c6f61cc6;hp=f6091fbaec855a3994b5f9e3e665b2a654819e05;hpb=ff472b8f6fc8252d2df36d3b04ac2955443329a7;p=apps%2Fpfixtools.git

diff --git a/buffer.c b/buffer.c
index f6091fb..366b7d0 100644
--- a/buffer.c
+++ b/buffer.c
@@ -46,4 +46,15 @@ void buffer_resize(buffer_t *buf, ssize_t newsize)
     }
 }
 
+void buffer_consume(buffer_t *buf, ssize_t len) {
+    if (len <= 0)
+        return;
 
+    if (len >= buf->len) {
+        buffer_reset(buf);
+        return;
+    }
+
+    memmove(buf->data, buf->data + len, buf->len + 1 - len);
+    buf->len -= len;
+}