[OpenWrt-Devel] [PATCH uclient] use const for char buffer in uclient_write

[Rafał Miłecki]

We are not supposed to modify it and ustream accepts const already.

Signed-off-by: Rafał Miłecki <zajec5 at gmail.com>
---
 uclient-backend.h | 2 +-
 uclient-http.c    | 2 +-
 uclient.c         | 2 +-
 uclient.h         | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/uclient-backend.h b/uclient-backend.h
index a5cf4f3..9ccc799 100644
--- a/uclient-backend.h
+++ b/uclient-backend.h
@@ -32,7 +32,7 @@ struct uclient_backend {
 	void (*disconnect)(struct uclient *cl);
 
 	int (*read)(struct uclient *cl, char *buf, unsigned int len);
-	int (*write)(struct uclient *cl, char *buf, unsigned int len);
+	int (*write)(struct uclient *cl, const char *buf, unsigned int len);
 };
 
 void uclient_backend_set_error(struct uclient *cl, int code);
diff --git a/uclient-http.c b/uclient-http.c
index af43b05..9f9fac9 100644
--- a/uclient-http.c
+++ b/uclient-http.c
@@ -931,7 +931,7 @@ uclient_http_set_header(struct uclient *cl, const char *name, const char *value)
 }
 
 static int
-uclient_http_send_data(struct uclient *cl, char *buf, unsigned int len)
+uclient_http_send_data(struct uclient *cl, const char *buf, unsigned int len)
 {
 	struct uclient_http *uh = container_of(cl, struct uclient_http, uc);
 
diff --git a/uclient.c b/uclient.c
index d599763..21f6f5d 100644
--- a/uclient.c
+++ b/uclient.c
@@ -221,7 +221,7 @@ void uclient_free(struct uclient *cl)
 	free(url);
 }
 
-int uclient_write(struct uclient *cl, char *buf, int len)
+int uclient_write(struct uclient *cl, const char *buf, int len)
 {
 	if (!cl->backend->write)
 		return -1;
diff --git a/uclient.h b/uclient.h
index 5904a38..0c76f6e 100644
--- a/uclient.h
+++ b/uclient.h
@@ -106,7 +106,7 @@ int uclient_connect(struct uclient *cl);
 void uclient_disconnect(struct uclient *cl);
 
 int uclient_read(struct uclient *cl, char *buf, int len);
-int uclient_write(struct uclient *cl, char *buf, int len);
+int uclient_write(struct uclient *cl, const char *buf, int len);
 int uclient_request(struct uclient *cl);
 
 char *uclient_get_addr(char *dest, int *port, union uclient_addr *a);
-- 
1.8.4.5
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