From a9c21e4d48ecde49901e46e78ae87897fc182d52 Mon Sep 17 00:00:00 2001
From: Pieter Noordhuis <pcnoordhuis@gmail.com>
Date: Wed, 9 Apr 2014 22:30:04 -0700
Subject: [PATCH] Fix const correctness

---
 async.c   | 2 +-
 async.h   | 2 +-
 hiredis.c | 8 ++++----
 hiredis.h | 4 ++--
 net.c     | 5 +++--
 net.h     | 3 ++-
 6 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/async.c b/async.c
index 7fd17f2..f7f343b 100644
--- a/async.c
+++ b/async.c
@@ -166,7 +166,7 @@ redisAsyncContext *redisAsyncConnect(const char *ip, int port) {
 }
 
 redisAsyncContext *redisAsyncConnectBind(const char *ip, int port,
-                                         char *source_addr) {
+                                         const char *source_addr) {
     redisContext *c = redisConnectBindNonBlock(ip,port,source_addr);
     redisAsyncContext *ac = redisAsyncInitialize(c);
     __redisAsyncCopyError(ac);
diff --git a/async.h b/async.h
index 1df2ff0..8a2cf1e 100644
--- a/async.h
+++ b/async.h
@@ -102,7 +102,7 @@ typedef struct redisAsyncContext {
 
 /* Functions that proxy to hiredis */
 redisAsyncContext *redisAsyncConnect(const char *ip, int port);
-redisAsyncContext *redisAsyncConnectBind(const char *ip, int port,char *source);
+redisAsyncContext *redisAsyncConnectBind(const char *ip, int port, const char *source_addr);
 redisAsyncContext *redisAsyncConnectUnix(const char *path);
 int redisAsyncSetConnectCallback(redisAsyncContext *ac, redisConnectCallback *fn);
 int redisAsyncSetDisconnectCallback(redisAsyncContext *ac, redisDisconnectCallback *fn);
diff --git a/hiredis.c b/hiredis.c
index 4054de6..2afee56 100644
--- a/hiredis.c
+++ b/hiredis.c
@@ -1057,7 +1057,7 @@ redisContext *redisConnectNonBlock(const char *ip, int port) {
 }
 
 redisContext *redisConnectBindNonBlock(const char *ip, int port,
-                                   char *source_addr) {
+                                       const char *source_addr) {
     redisContext *c = redisContextInit();
     c->flags &= ~REDIS_BLOCK;
     redisContextConnectBindTcp(c,ip,port,NULL,source_addr);
@@ -1244,7 +1244,7 @@ int redisGetReply(redisContext *c, void **reply) {
  * is used, you need to call redisGetReply yourself to retrieve
  * the reply (or replies in pub/sub).
  */
-int __redisAppendCommand(redisContext *c, char *cmd, size_t len) {
+int __redisAppendCommand(redisContext *c, const char *cmd, size_t len) {
     sds newbuf;
 
     newbuf = sdscatlen(c->obuf,cmd,len);
@@ -1257,9 +1257,9 @@ int __redisAppendCommand(redisContext *c, char *cmd, size_t len) {
     return REDIS_OK;
 }
 
-int redisAppendFormattedCommand(redisContext *c, char *format, size_t len) {
+int redisAppendFormattedCommand(redisContext *c, const char *cmd, size_t len) {
 
-    if (__redisAppendCommand(c, format, len) != REDIS_OK) {
+    if (__redisAppendCommand(c, cmd, len) != REDIS_OK) {
         return REDIS_ERR;
     }
 
diff --git a/hiredis.h b/hiredis.h
index 05bfc47..7700f4b 100644
--- a/hiredis.h
+++ b/hiredis.h
@@ -175,7 +175,7 @@ typedef struct redisContext {
 redisContext *redisConnect(const char *ip, int port);
 redisContext *redisConnectWithTimeout(const char *ip, int port, const struct timeval tv);
 redisContext *redisConnectNonBlock(const char *ip, int port);
-redisContext *redisConnectBindNonBlock(const char *ip, int port, char *source);
+redisContext *redisConnectBindNonBlock(const char *ip, int port, const char *source_addr);
 redisContext *redisConnectUnix(const char *path);
 redisContext *redisConnectUnixWithTimeout(const char *path, const struct timeval tv);
 redisContext *redisConnectUnixNonBlock(const char *path);
@@ -196,7 +196,7 @@ int redisGetReplyFromReader(redisContext *c, void **reply);
 
 /* Write a formatted command to the output buffer. Use these functions in blocking mode
  * to get a pipeline of commands. */
-int redisAppendFormattedCommand(redisContext *c, char *format, size_t len);
+int redisAppendFormattedCommand(redisContext *c, const char *cmd, size_t len);
 
 /* Write a command to the output buffer. Use these functions in blocking mode
  * to get a pipeline of commands. */
diff --git a/net.c b/net.c
index 7c787df..f7d291b 100644
--- a/net.c
+++ b/net.c
@@ -255,7 +255,7 @@ int redisContextSetTimeout(redisContext *c, const struct timeval tv) {
 
 static int _redisContextConnectTcp(redisContext *c, const char *addr, int port,
                                    const struct timeval *timeout,
-                                   char *source_addr) {
+                                   const char *source_addr) {
     int s, rv;
     char _port[6];  /* strlen("65535"); */
     struct addrinfo hints, *servinfo, *bservinfo, *p, *b;
@@ -347,7 +347,8 @@ int redisContextConnectTcp(redisContext *c, const char *addr, int port,
 }
 
 int redisContextConnectBindTcp(redisContext *c, const char *addr, int port,
-                               const struct timeval *timeout, char *source_addr) {
+                               const struct timeval *timeout,
+                               const char *source_addr) {
     return _redisContextConnectTcp(c, addr, port, timeout, source_addr);
 }
 
diff --git a/net.h b/net.h
index 370a1ff..5e742f5 100644
--- a/net.h
+++ b/net.h
@@ -43,7 +43,8 @@ int redisCheckSocketError(redisContext *c);
 int redisContextSetTimeout(redisContext *c, const struct timeval tv);
 int redisContextConnectTcp(redisContext *c, const char *addr, int port, const struct timeval *timeout);
 int redisContextConnectBindTcp(redisContext *c, const char *addr, int port,
-                               const struct timeval *timeout, char *source_addr);
+                               const struct timeval *timeout,
+                               const char *source_addr);
 int redisContextConnectUnix(redisContext *c, const char *path, const struct timeval *timeout);
 int redisKeepAlive(redisContext *c, int interval);