Add new function: tvb_skip_guint8()

svn path=/trunk/; revision=54505

2 files changed, 23 insertions, 0 deletions

diff --git a/epan/tvbuff.c b/epan/tvbuff.c
index d6f932d4b5..12b68968bb 100644
--- a/epan/tvbuff.c
+++ b/epan/tvbuff.c
@@ -3212,6 +3212,27 @@ tvb_skip_wsp_return(tvbuff_t *tvb, const gint offset) {
 	return (counter);
 }
 
+int
+tvb_skip_guint8(tvbuff_t *tvb, int offset, const int maxlength, const guint8 ch)
+{
+	int end, tvb_len;
+
+	/* Get the length remaining */
+	tvb_len = tvb_length(tvb);
+	end     = offset + maxlength;
+	if (end >= tvb_len)
+		end = tvb_len;
+
+	while (offset < end) {
+		guint8 tempch = tvb_get_guint8(tvb, offset);
+
+		if (tempch != ch)
+			break;
+		offset++;
+	}
+
+	return offset;
+}
 
 /*
  * Format a bunch of data from a tvbuff as bytes, returning a pointer
diff --git a/epan/tvbuff.h b/epan/tvbuff.h
index 55236f08b1..424469130c 100644
--- a/epan/tvbuff.h
+++ b/epan/tvbuff.h
@@ -619,6 +619,8 @@ WS_DLL_PUBLIC gint tvb_skip_wsp(tvbuff_t *tvb, const gint offset,
 
 WS_DLL_PUBLIC gint tvb_skip_wsp_return(tvbuff_t *tvb, const gint offset);
 
+int tvb_skip_guint8(tvbuff_t *tvb, int offset, const int maxlength, const guint8 ch);
+
 /**
  * Call strncmp after checking if enough chars left, returning 0 if
  * it returns 0 (meaning "equal") and -1 otherwise, otherwise return -1.