Changeset 4a17aeb in buchla-68k for include

Timestamp:

07/11/2017 05:11:50 PM (7 years ago)

Author:

Thomas Lopatic <thomas@…>

Branches:

master

Children:

7af8be4

Parents:

4aa78b2

Message:

Prototypes for I/O dispatch pointers.

File:

• include/io.h (modified) (3 diffs)

include/io.h

@@ -11 +11 @@
 #include "stdint.h"
 
+struct devtabl;
+struct channel;
+
+typedef int16_t (*chclo)(io_arg arg);
+typedef int16_t (*devop)(int8_t *name, int16_t flag, int16_t mode, struct channel *chp, struct devtabl *dp);
+
 struct channel {                /* channel table entry */
 
@@ -17 +23 @@
         int8_t  c_ioctl;        /* ioctl routine index */
         int8_t  c_seek;         /* seek routine index */
-        int16_t (*c_close)();   /* close function pointer */
+        chclo   c_close;        /* close function pointer */
         io_arg  c_arg;          /* argument to channel driver */
 };
@@ -27 +33 @@
         int8_t  d_ioctl;        /* ioctl routine code */
         int8_t  d_seek;         /* seek routine code */
-        int16_t (*d_open)();    /* special open function */
+        devop   d_open;         /* special open function */
 };