xnu-4570.31.3.tar.gz

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

diff --git a/bsd/sys/msgbuf.h b/bsd/sys/msgbuf.h
index d414ab355fe0e6abf5a9d032218d7d3202c12aa1..2bceb084e6239380e6f7756e2806cceb6403f239 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) 2000-2010 Apple, Inc. All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 


@@ -63,16 +63,27 @@
 #ifndef        _SYS_MSGBUF_H_
 #define _SYS_MSGBUF_H_
 
 #ifndef        _SYS_MSGBUF_H_
 #define _SYS_MSGBUF_H_
 

-#define        MSG_BSIZE       (4096 - 3 * sizeof(long))
+#include <sys/cdefs.h>
+
+#define        MAX_MSG_BSIZE   (1*1024*1024)

 struct msgbuf {
 #define        MSG_MAGIC       0x063061
 struct msgbuf {
 #define        MSG_MAGIC       0x063061

-       long    msg_magic;
-       long    msg_bufx;               /* write pointer */
-       long    msg_bufr;               /* read pointer */
-       char    msg_bufc[MSG_BSIZE];    /* buffer */
+       int             msg_magic;
+       int             msg_size;
+       int             msg_bufx;               /* write pointer */
+       int             msg_bufr;               /* read pointer */
+       char    *msg_bufc;              /* buffer */

 };
 };

-#ifdef KERNEL
+
+#ifdef XNU_KERNEL_PRIVATE
+__BEGIN_DECLS

 extern struct  msgbuf *msgbufp;
 extern struct  msgbuf *msgbufp;

+extern struct  msgbuf *aslbufp;

 extern void log_putc(char);
 extern void log_putc(char);

-#endif
+extern void log_putc_locked(struct msgbuf *, char);
+extern int log_setsize(int size);
+extern int log_dmesg(user_addr_t, uint32_t, int32_t *);
+__END_DECLS
+#endif /* XNU_KERNEL_PRIVATE */
+

 #endif /* !_SYS_MSGBUF_H_ */
 #endif /* !_SYS_MSGBUF_H_ */