LibVNCClient: pass buffer as const to WriteToTLS()

4 files changed, 4 insertions, 4 deletions

diff --git a/libvncclient/tls.h b/libvncclient/tls.h
index a5a2ac6..ffcfdeb 100644
--- a/libvncclient/tls.h
+++ b/libvncclient/tls.h
@@ -43,7 +43,7 @@ int ReadFromTLS(rfbClient* client, char *out, unsigned int n);
  * It's a wrapper function over gnutls_record_send() and it will be
  * blocking call, until all bytes are written or error returned.
  */
-int WriteToTLS(rfbClient* client, char *buf, unsigned int n);
+int WriteToTLS(rfbClient* client, const char *buf, unsigned int n);
 
 /* Free TLS resources */
 void FreeTLS(rfbClient* client);
diff --git a/libvncclient/tls_gnutls.c b/libvncclient/tls_gnutls.c
index f146d2a..ec3c450 100644
--- a/libvncclient/tls_gnutls.c
+++ b/libvncclient/tls_gnutls.c
@@ -589,7 +589,7 @@ ReadFromTLS(rfbClient* client, char *out, unsigned int n)
 }
 
 int
-WriteToTLS(rfbClient* client, char *buf, unsigned int n)
+WriteToTLS(rfbClient* client, const char *buf, unsigned int n)
 {
   unsigned int offset = 0;
   ssize_t ret;
diff --git a/libvncclient/tls_none.c b/libvncclient/tls_none.c
index 4dfcb27..d436ce9 100644
--- a/libvncclient/tls_none.c
+++ b/libvncclient/tls_none.c
@@ -43,7 +43,7 @@ int ReadFromTLS(rfbClient* client, char *out, unsigned int n)
 }
 
 
-int WriteToTLS(rfbClient* client, char *buf, unsigned int n)
+int WriteToTLS(rfbClient* client, const char *buf, unsigned int n)
 {
   rfbClientLog("TLS is not supported.\n");
   errno = EINTR;
diff --git a/libvncclient/tls_openssl.c b/libvncclient/tls_openssl.c
index fe60147..e2fadb2 100644
--- a/libvncclient/tls_openssl.c
+++ b/libvncclient/tls_openssl.c
@@ -640,7 +640,7 @@ ReadFromTLS(rfbClient* client, char *out, unsigned int n)
 }
 
 int
-WriteToTLS(rfbClient* client, char *buf, unsigned int n)
+WriteToTLS(rfbClient* client, const char *buf, unsigned int n)
 {
   unsigned int offset = 0;
   ssize_t ret;