diff --git a/src/proto/channel.pro b/src/proto/channel.pro
index 3303ccf..56eb887 100644
--- a/src/proto/channel.pro
+++ b/src/proto/channel.pro
@@ -1,33 +1,36 @@
 /* channel.c */
 void ch_logfile(FILE *file);
-int add_channel(void);
+channel_T *add_channel(void);
+void channel_free(channel_T *channel);
 void channel_gui_register_all(void);
-int channel_open(char *hostname, int port_in, int waittime, void (*close_cb)(void));
-void channel_set_pipes(int idx, int in, int out, int err);
-void channel_set_job(int idx, job_T *job);
-void channel_set_json_mode(int idx, ch_mode_T ch_mode);
-void channel_set_timeout(int idx, int timeout);
-void channel_set_callback(int idx, char_u *callback);
-void channel_set_req_callback(int idx, char_u *callback, int id);
-char_u *channel_get(int idx);
-int channel_collapse(int idx);
-int channel_can_write_to(int idx);
-int channel_is_open(int idx);
-void channel_close(int idx);
-int channel_save(int idx, char_u *buf, int len);
-char_u *channel_peek(int idx);
-void channel_clear(int idx);
+channel_T *channel_open(char *hostname, int port_in, int waittime, void (*close_cb)(void));
+void channel_set_pipes(channel_T *channel, int in, int out, int err);
+void channel_set_job(channel_T *channel, job_T *job);
+void channel_set_json_mode(channel_T *channel, ch_mode_T ch_mode);
+void channel_set_timeout(channel_T *channel, int timeout);
+void channel_set_callback(channel_T *channel, char_u *callback);
+void channel_set_req_callback(channel_T *channel, char_u *callback, int id);
+char_u *channel_get(channel_T *channel);
+int channel_collapse(channel_T *channel);
+int channel_can_write_to(channel_T *channel);
+int channel_is_open(channel_T *channel);
+char *channel_status(channel_T *channel);
+void channel_close(channel_T *channel);
+int channel_save(channel_T *channel, char_u *buf, int len);
+char_u *channel_peek(channel_T *channel);
+void channel_clear(channel_T *channel);
+void channel_free_all(void);
 int channel_get_id(void);
-void channel_read(int idx, int use_stderr, char *func);
-char_u *channel_read_block(int idx);
-int channel_read_json_block(int ch_idx, int id, typval_T **rettv);
-int channel_fd2idx(sock_T fd);
-int channel_send(int idx, char_u *buf, char *fun);
+void channel_read(channel_T *channel, int use_stderr, char *func);
+char_u *channel_read_block(channel_T *channel);
+int channel_read_json_block(channel_T *channel, int id, typval_T **rettv);
+channel_T *channel_fd2channel(sock_T fd);
+int channel_send(channel_T *channel, char_u *buf, char *fun);
 int channel_poll_setup(int nfd_in, void *fds_in);
 int channel_poll_check(int ret_in, void *fds_in);
 int channel_select_setup(int maxfd_in, void *rfds_in);
 int channel_select_check(int ret_in, void *rfds_in);
 int channel_parse_messages(void);
 int set_ref_in_channel(int copyID);
-ch_mode_T channel_get_mode(int idx);
+ch_mode_T channel_get_mode(channel_T *channel);
 /* vim: set ft=c : */