From f10cc81cf3e1d6cffdb36d9c094a544463ae1adf Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Thu, 25 Aug 2011 12:25:57 -0400
Subject: Dependency reduction.  No logic changes.  All regression tests pass.

---
 hex.c | 42 +++++++++++++++++++++---------------------
 1 file changed, 21 insertions(+), 21 deletions(-)

(limited to 'hex.c')

diff --git a/hex.c b/hex.c
index 991673ff..5b7a673f 100644
--- a/hex.c
+++ b/hex.c
@@ -46,28 +46,8 @@ char /*@ observer @*/ *gpsd_hexdump(char *binbuf, size_t binbuflen)
     }
 }
 
-int gpsd_hexpack( /*@in@*/ const char *src, /*@out@ */ char *dst, size_t len)
-{
-/* hex2bin source string to destination - destination can be same as source */
-    int i, k, l;
-
-    /*@ -mustdefine @*/
-    l = (int)(strlen(src) / 2);
-    if ((l < 1) || ((size_t) l > len))
-	return -2;
-
-    for (i = 0; i < l; i++)
-	if ((k = hex2bin(src + i * 2)) != -1)
-	    dst[i] = (char)(k & 0xff);
-	else
-	    return -1;
-    (void)memset(dst + i, '\0', (size_t) (len - i));
-    return l;
-    /*@ +mustdefine @*/
-}
-
 /*@ +charint -shiftimplementation @*/
-int hex2bin(const char *s)
+static int hex2bin(const char *s)
 {
     int a, b;
 
@@ -95,6 +75,26 @@ int hex2bin(const char *s)
     return ((a << 4) + b);
 }
 
+int gpsd_hexpack( /*@in@*/ const char *src, /*@out@ */ char *dst, size_t len)
+/* hex2bin source string to destination - destination can be same as source */
+{
+    int i, k, l;
+
+    /*@ -mustdefine @*/
+    l = (int)(strlen(src) / 2);
+    if ((l < 1) || ((size_t) l > len))
+	return -2;
+
+    for (i = 0; i < l; i++)
+	if ((k = hex2bin(src + i * 2)) != -1)
+	    dst[i] = (char)(k & 0xff);
+	else
+	    return -1;
+    (void)memset(dst + i, '\0', (size_t) (len - i));
+    return l;
+    /*@ +mustdefine @*/
+}
+
 /*@ -charint +shiftimplementation @*/
 
 ssize_t hex_escapes( /*@out@*/ char *cooked, const char *raw)
-- 
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