From 24dca5285ce4aad0f70b291af93cf8d4470b65d7 Mon Sep 17 00:00:00 2001
From: robertl <robertl@f51c46e8-681c-474f-0cfe-069cfd0219fb>
Date: Sat, 17 Aug 2002 06:18:15 +0000
Subject: [PATCH] Add pdb_read2, correct sign extension.

git-svn-id: http://gpsbabel.googlecode.com/svn/trunk@39 f51c46e8-681c-474f-0cfe-069cfd0219fb
---
 gpsbabel/util.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/gpsbabel/util.c b/gpsbabel/util.c
index 7bdf8b4d2..e70bf7f54 100644
--- a/gpsbabel/util.c
+++ b/gpsbabel/util.c
@@ -66,13 +66,20 @@ fatal(const char *fmt, ...)
 /*
  * Read 4 bytes in big-endian.   Return as "int" in native endianness.
  */
-int
+signed int
 pdb_read4(pdb_32 *p)
 {
-	char *i = (char *) p;
+	unsigned char *i = (unsigned char *) p;
 	return i[0] << 24 | i[1] << 16  | i[2] << 8 | i[3];
 }
 
+signed int
+pdb_read2(pdb_16 *p)
+{
+	char *i = (char *) p;
+	return i[0] << 8 | i[0];
+}
+
 void
 pdb_write4(pdb_32 *pp, unsigned i)
 {
-- 
2.30.2