xnu-1228.15.4.tar.gz

[apple/xnu.git] / bsd / sys / msgbuf.h

diff --git a/bsd/sys/msgbuf.h b/bsd/sys/msgbuf.h
index d414ab355fe0e6abf5a9d032218d7d3202c12aa1..5b2a5fd2d4d9bb1e797e783014e91561a62371f6 100644 (file)
--- a/bsd/sys/msgbuf.h
+++ b/bsd/sys/msgbuf.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -63,16 +63,24 @@
 #ifndef        _SYS_MSGBUF_H_
 #define _SYS_MSGBUF_H_
 
-#define        MSG_BSIZE       (4096 - 3 * sizeof(long))
+#include <sys/cdefs.h>
+
+#define        MSG_BSIZE       4096
 struct msgbuf {
 #define        MSG_MAGIC       0x063061
        long    msg_magic;
+       long    msg_size;
        long    msg_bufx;               /* write pointer */
        long    msg_bufr;               /* read pointer */
-       char    msg_bufc[MSG_BSIZE];    /* buffer */
+       char    *msg_bufc;      /* buffer */
 };
 #ifdef KERNEL
+__BEGIN_DECLS
 extern struct  msgbuf *msgbufp;
 extern void log_putc(char);
+extern void log_putc_locked(char);
+extern void log_setsize(long size);
+extern int log_dmesg(user_addr_t, uint32_t, register_t *);
+__END_DECLS
 #endif
 #endif /* !_SYS_MSGBUF_H_ */