===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/aucat/Attic/dev.h,v
retrieving revision 1.23
retrieving revision 1.24
diff -u -r1.23 -r1.24
--- src/usr.bin/aucat/Attic/dev.h	2010/05/08 15:35:45	1.23
+++ src/usr.bin/aucat/Attic/dev.h	2010/06/04 06:15:28	1.24
@@ -1,4 +1,4 @@
-/*	$OpenBSD: dev.h,v 1.23 2010/05/08 15:35:45 ratchov Exp $	*/
+/*	$OpenBSD: dev.h,v 1.24 2010/06/04 06:15:28 ratchov Exp $	*/
 /*
  * Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org>
  *
@@ -21,30 +21,58 @@
 struct aparams;
 struct abuf;
 
-extern unsigned dev_reqprime;
-extern unsigned dev_bufsz, dev_round, dev_rate;
-extern struct aparams dev_ipar, dev_opar;
-extern struct aproc *dev_mix, *dev_sub, *dev_midi, *dev_submon, *dev_mon;
+struct dev {
+	struct dev *next;
 
-int dev_run(void);
-int dev_open(void);
-void dev_close(void);
-int dev_ref(void);
-void dev_unref(void);
-void dev_done(void);
-void dev_wakeup(void);
-void dev_init_thru(void);
-void dev_init_loop(struct aparams *, struct aparams *, unsigned);
-void dev_init_sio(char *, unsigned,
-    struct aparams *, struct aparams *, unsigned, unsigned);
-int  dev_thruadd(char *, int, int);
-void dev_midiattach(struct abuf *, struct abuf *);
-unsigned dev_roundof(unsigned);
-int dev_getpos(void);
-void dev_attach(char *, unsigned,
+	/*
+	 * desired parameters
+	 */
+	unsigned reqmode;			/* mode */
+	struct aparams reqipar, reqopar;	/* parameters */
+	unsigned reqbufsz;			/* buffer size */
+	unsigned reqround;			/* block size */
+	unsigned reqrate;			/* sample rate */
+	unsigned prime;				/* prime play buffer? */
+	unsigned hold;				/* hold the device open ? */
+	unsigned refcnt;			/* number of openers */
+#define DEV_CLOSED	0			/* closed */
+#define DEV_INIT	1			/* stopped */
+#define DEV_START	2			/* ready to start */
+#define DEV_RUN		3			/* started */
+	unsigned pstate;			/* on of DEV_xxx */
+	char *path;				/* sio path */
+
+	/*
+	 * actual parameters and runtime state (i.e. once opened)
+	 */
+	unsigned mode;				/* bitmap of MODE_xxx */
+	unsigned bufsz, round, rate;
+	struct aparams ipar, opar;
+	struct aproc *mix, *sub, *submon;
+	struct aproc *rec, *play, *mon;
+	struct aproc *midi;
+};
+
+extern struct dev *dev_list;
+
+int  dev_run(struct dev *);
+int  dev_ref(struct dev *);
+void dev_unref(struct dev *);
+void dev_del(struct dev *);
+void dev_wakeup(struct dev *);
+struct dev *dev_new_thru(void);
+struct dev *dev_new_loop(struct aparams *, struct aparams *, unsigned);
+struct dev *dev_new_sio(char *, unsigned, 
+    struct aparams *, struct aparams *, unsigned, unsigned,
+    unsigned, unsigned);
+int  dev_thruadd(struct dev *, char *, int, int);
+void dev_midiattach(struct dev *, struct abuf *, struct abuf *);
+unsigned dev_roundof(struct dev *, unsigned);
+int dev_getpos(struct dev *);
+void dev_attach(struct dev *, char *, unsigned,
     struct abuf *, struct aparams *, unsigned,
     struct abuf *, struct aparams *, unsigned,
     unsigned, int);
-void dev_setvol(struct abuf *, int);
+void dev_setvol(struct dev *, struct abuf *, int);
 
 #endif /* !define(DEV_H) */