From: Marc Kleine-Budde <mkl@blackshift.org>
Date: Mon, 13 Jun 2016 08:35:26 +0000 (+0200)
Subject: Merge pull request #23 from ajneu/master1
X-Git-Url: http://rtime.felk.cvut.cz/gitweb/can-utils.git/commitdiff_plain/862e8ed1780014069797c3c2bb7d13594246822a?hp=b70a76670dbe8925c2a7c75f90d36a28a8878d7a

Merge pull request #23 from ajneu/master1

pointer to const in lib
---

diff --git a/lib.c b/lib.c
index 973be52..fe18e0f 100644
--- a/lib.c
+++ b/lib.c
@@ -519,14 +519,14 @@ static int snprintf_error_data(char *buf, size_t len, uint8_t err,
 	return n;
 }
 
-static int snprintf_error_lostarb(char *buf, size_t len, struct canfd_frame *cf)
+static int snprintf_error_lostarb(char *buf, size_t len, const struct canfd_frame *cf)
 {
 	if (len <= 0)
 		return 0;
 	return snprintf(buf, len, "{at bit %d}", cf->data[0]);
 }
 
-static int snprintf_error_ctrl(char *buf, size_t len, struct canfd_frame *cf)
+static int snprintf_error_ctrl(char *buf, size_t len, const struct canfd_frame *cf)
 {
 	int n = 0;
 
@@ -542,7 +542,7 @@ static int snprintf_error_ctrl(char *buf, size_t len, struct canfd_frame *cf)
 	return n;
 }
 
-static int snprintf_error_prot(char *buf, size_t len, struct canfd_frame *cf)
+static int snprintf_error_prot(char *buf, size_t len, const struct canfd_frame *cf)
 {
 	int n = 0;
 
@@ -563,8 +563,8 @@ static int snprintf_error_prot(char *buf, size_t len, struct canfd_frame *cf)
 	return n;
 }
 
-void snprintf_can_error_frame(char *buf, size_t len, struct canfd_frame *cf,
-			      char* sep)
+void snprintf_can_error_frame(char *buf, size_t len, const struct canfd_frame *cf,
+                  const char* sep)
 {
 	canid_t class, mask;
 	int i, n = 0, classes = 0;
diff --git a/lib.h b/lib.h
index 4f73743..36c3a09 100644
--- a/lib.h
+++ b/lib.h
@@ -203,8 +203,8 @@ void sprint_long_canframe(char *buf , struct canfd_frame *cf, int view, int maxd
  *
  */
 
-void snprintf_can_error_frame(char *buf, size_t len, struct canfd_frame *cf,
-			      char *sep);
+void snprintf_can_error_frame(char *buf, size_t len, const struct canfd_frame *cf,
+                  const char *sep);
 /*
  * Creates a CAN error frame output in user readable format.
  */