From: Wolfram Sang <redacted>
Date: Sun, 10 Apr 2016 19:02:52 +0000 (+0200)
Subject: input: vcd: skip BOM at beginning of file
X-Git-Tag: libsigrok-0.5.0~523
X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=commitdiff_plain;h=1f706c21a2977c768692f72d09b35633628d2b0d

input: vcd: skip BOM at beginning of file

According to the infos I have, VCD files should be plain ASCII, but we
got report of a version adding a UTF8 BOM at the beginning of the file,
so we need to skip it.

This fixes bug #755.

Signed-off-by: Wolfram Sang <redacted>
---

diff --git a/src/input/vcd.c b/src/input/vcd.c
index 66f126b4..b25c7381 100644
--- a/src/input/vcd.c
+++ b/src/input/vcd.c
@@ -105,6 +105,10 @@ static gboolean parse_section(GString *buf, gchar **name, gchar **contents)
 	status = FALSE;
 	pos = 0;
 
+	/* Skip UTF8 BOM */
+	if (buf->len >= 3 && !strncmp(buf->str, "\xef\xbb\xbf", 3))
+		pos = 3;
+
 	/* Skip any initial white-space. */
 	while (pos < buf->len && g_ascii_isspace(buf->str[pos]))
 		pos++;