From e86446b7852a47765a594633821dfd9a561dac00 Mon Sep 17 00:00:00 2001
From: goldsimon <goldsimon>
Date: Sun, 28 Mar 2010 10:28:32 +0000
Subject: [PATCH] patch #7143: Add a few missing const qualifiers

---
 CHANGELOG                       | 3 +++
 src/core/ipv4/ip_addr.c         | 6 +++---
 src/include/ipv4/lwip/ip_addr.h | 6 +++---
 3 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index 35919da8..a29017bd 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -178,6 +178,9 @@ HISTORY
 
   ++ Bugfixes:
 
+  2010-03-28: Luca Ceresoli
+  * ip_addr.c/.h: patch #7143: Add a few missing const qualifiers
+
   2010-03-27: Luca Ceresoli
   * mib2.c: patch #7130: remove meaningless const qualifiers
 
diff --git a/src/core/ipv4/ip_addr.c b/src/core/ipv4/ip_addr.c
index 68a482a1..511e42f3 100644
--- a/src/core/ipv4/ip_addr.c
+++ b/src/core/ipv4/ip_addr.c
@@ -51,7 +51,7 @@ const ip_addr_t ip_addr_broadcast = { IPADDR_BROADCAST };
  * @param netif the network interface against which the address is checked
  * @return returns non-zero if the address is a broadcast address
  */
-u8_t ip_addr_isbroadcast(ip_addr_t *addr, struct netif *netif)
+u8_t ip_addr_isbroadcast(const ip_addr_t *addr, const struct netif *netif)
 {
   u32_t addr2test;
 
@@ -228,7 +228,7 @@ ipaddr_aton(const char *cp, ip_addr_t *addr)
  *         represenation of addr
  */
 char *
-ipaddr_ntoa(ip_addr_t *addr)
+ipaddr_ntoa(const ip_addr_t *addr)
 {
   static char str[16];
   return ipaddr_ntoa_r(addr, str, 16);
@@ -243,7 +243,7 @@ ipaddr_ntoa(ip_addr_t *addr)
  * @return either pointer to buf which now holds the ASCII
  *         representation of addr or NULL if buf was too small
  */
-char *ipaddr_ntoa_r(ip_addr_t *addr, char *buf, int buflen)
+char *ipaddr_ntoa_r(const ip_addr_t *addr, char *buf, int buflen)
 {
   u32_t s_addr;
   char inv[3];
diff --git a/src/include/ipv4/lwip/ip_addr.h b/src/include/ipv4/lwip/ip_addr.h
index b5b1d2b4..a3e8fc06 100644
--- a/src/include/ipv4/lwip/ip_addr.h
+++ b/src/include/ipv4/lwip/ip_addr.h
@@ -181,7 +181,7 @@ extern const ip_addr_t ip_addr_broadcast;
 
 #define ip_addr_isany(addr1) ((addr1) == NULL || (addr1)->addr == IPADDR_ANY)
 
-u8_t ip_addr_isbroadcast(ip_addr_t *, struct netif *);
+u8_t ip_addr_isbroadcast(const ip_addr_t *, const struct netif *);
 
 #define ip_addr_ismulticast(addr1) (((addr1)->addr & ntohl(0xf0000000UL)) == ntohl(0xe0000000UL))
 
@@ -212,8 +212,8 @@ u8_t ip_addr_isbroadcast(ip_addr_t *, struct netif *);
 u32_t ipaddr_addr(const char *cp);
 int ipaddr_aton(const char *cp, ip_addr_t *addr);
 /** returns ptr to static buffer; not reentrant! */
-char *ipaddr_ntoa(ip_addr_t *addr);
-char *ipaddr_ntoa_r(ip_addr_t *addr, char *buf, int buflen);
+char *ipaddr_ntoa(const ip_addr_t *addr);
+char *ipaddr_ntoa_r(const ip_addr_t *addr, char *buf, int buflen);
 
 #ifdef __cplusplus
 }