Add channel_write_stderr prototype to the right header file.

Signed-off-by: Andreas Schneider <mail@cynapses.org>

include/libssh/libssh.h

@@ -285,6 +285,7 @@ int channel_request_env(ssh_channel channel, const char *name, const char *value
 int channel_request_exec(ssh_channel channel, const char *cmd);
 int channel_request_sftp(ssh_channel channel);
 int channel_write(ssh_channel channel, const void *data, uint32_t len);
+int channel_write_stderr(ssh_channel channel, const void *data, uint32_t len);
 int channel_send_eof(ssh_channel channel);
 int channel_is_eof(ssh_channel channel);
 int channel_read(ssh_channel channel, void *dest, uint32_t count, int is_stderr);

include/libssh/server.h

@@ -174,8 +174,6 @@ char *ssh_message_service_service(SSH_MESSAGE *msg);
 void ssh_set_message_callback(SSH_SESSION *session,
     int(*ssh_message_callback)(ssh_session session, struct ssh_message *msg));
 
-int channel_write_stderr(ssh_channel channel, const void *data, uint32_t len);
-
 char *ssh_message_channel_request_open_originator(SSH_MESSAGE *msg);
 int ssh_message_channel_request_open_originator_port(SSH_MESSAGE *msg);
 char *ssh_message_channel_request_open_destination(SSH_MESSAGE *msg);

libssh/channels.c

@@ -858,7 +858,8 @@ error:
   return rc;
 }
 
-int channel_write_common(ssh_channel channel, const void *data, uint32_t len, int is_stderr) {
+static int channel_write_common(ssh_channel channel, const void *data,
+    uint32_t len, int is_stderr) {
   SSH_SESSION *session = channel->session;
   int origlen = len;
   int effectivelen;