From: Francois-Xavier Le Bail <devel.fx.lebail@orange.fr>
Date: Sat, 2 Apr 2022 11:21:29 +0000 (+0200)
Subject: Add some const qualifiers
X-Git-Url: https://git.tcpdump.org/tcpdump/commitdiff_plain/7c9e185b02047e831cca7713d34040c4effe3a67

Add some const qualifiers
---

diff --git a/netdissect.c b/netdissect.c
index 61aa2c2b..000d1ffc 100644
--- a/netdissect.c
+++ b/netdissect.c
@@ -149,7 +149,7 @@ nd_smi_version_string(void)
 
 int
 nd_push_buffer(netdissect_options *ndo, u_char *new_buffer,
-	       const u_char *new_packetp, u_int newlen)
+	       const u_char *new_packetp, const u_int newlen)
 {
 	struct netdissect_saved_packet_info *ndspi;
 
@@ -182,7 +182,7 @@ nd_push_buffer(netdissect_options *ndo, u_char *new_buffer,
  *    set the snapshot end to that new value.
  */
 int
-nd_push_snaplen(netdissect_options *ndo, const u_char *bp, u_int newlen)
+nd_push_snaplen(netdissect_options *ndo, const u_char *bp, const u_int newlen)
 {
 	struct netdissect_saved_packet_info *ndspi;
 	u_int snaplen_remaining;
@@ -242,7 +242,7 @@ nd_push_snaplen(netdissect_options *ndo, const u_char *bp, u_int newlen)
  * atop which the current one was pushed, however.
  */
 void
-nd_change_snaplen(netdissect_options *ndo, const u_char *bp, u_int newlen)
+nd_change_snaplen(netdissect_options *ndo, const u_char *bp, const u_int newlen)
 {
 	struct netdissect_saved_packet_info *ndspi;
 	const u_char *previous_snapend;
diff --git a/netdissect.h b/netdissect.h
index 909b7c87..7800574e 100644
--- a/netdissect.h
+++ b/netdissect.h
@@ -262,11 +262,9 @@ struct netdissect_options {
 		      PRINTFLIKE_FUNCPTR(2, 3);
 };
 
-extern WARN_UNUSED_RESULT int nd_push_buffer(netdissect_options *, u_char *,
-    const u_char *, u_int);
-extern WARN_UNUSED_RESULT int nd_push_snaplen(netdissect_options *,
-    const u_char *, u_int);
-extern void nd_change_snaplen(netdissect_options *, const u_char *, u_int);
+extern WARN_UNUSED_RESULT int nd_push_buffer(netdissect_options *, u_char *, const u_char *, const u_int);
+extern WARN_UNUSED_RESULT int nd_push_snaplen(netdissect_options *, const u_char *, const u_int);
+extern void nd_change_snaplen(netdissect_options *, const u_char *, const u_int);
 extern void nd_pop_packet_info(netdissect_options *);
 extern void nd_pop_all_packet_info(netdissect_options *);