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-rw-r--r--net/tipc/dbg.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/net/tipc/dbg.h b/net/tipc/dbg.h
index 227f050d2a5..467c0bc78a7 100644
--- a/net/tipc/dbg.h
+++ b/net/tipc/dbg.h
@@ -2,7 +2,7 @@
* net/tipc/dbg.h: Include file for TIPC print buffer routines
*
* Copyright (c) 1997-2006, Ericsson AB
- * Copyright (c) 2005, Wind River Systems
+ * Copyright (c) 2005-2006, Wind River Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -37,6 +37,14 @@
#ifndef _TIPC_DBG_H
#define _TIPC_DBG_H
+/**
+ * struct print_buf - TIPC print buffer structure
+ * @buf: pointer to character array containing print buffer contents
+ * @size: size of character array
+ * @crs: pointer to first unused space in character array (i.e. final NUL)
+ * @next: used to link print buffers when printing to more than one at a time
+ */
+
struct print_buf {
char *buf;
u32 size;
@@ -44,7 +52,10 @@ struct print_buf {
struct print_buf *next;
};
-void tipc_printbuf_init(struct print_buf *pb, char *buf, u32 sz);
+#define TIPC_PB_MIN_SIZE 64 /* minimum size for a print buffer's array */
+#define TIPC_PB_MAX_STR 512 /* max printable string (with trailing NUL) */
+
+void tipc_printbuf_init(struct print_buf *pb, char *buf, u32 size);
void tipc_printbuf_reset(struct print_buf *pb);
int tipc_printbuf_empty(struct print_buf *pb);
int tipc_printbuf_validate(struct print_buf *pb);