X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Frrd.h;h=ce712d52a378238d5fd77aed89a30b515948fce3;hb=818549a636c390fb4a8390a7e2195a52293cd56b;hp=abc183ec36d6afdcc368f3914e06304e73b0d01b;hpb=e50d3e46544f991e79f36d394ab632ac73205a84;p=rrdtool.git

diff --git a/src/rrd.h b/src/rrd.h
index abc183e..ce712d5 100644
--- a/src/rrd.h
+++ b/src/rrd.h
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.2.19  Copyright by Tobi Oetiker, 1997-2007
+ * RRDtool 1.2.23  Copyright by Tobi Oetiker, 1997-2007
  *****************************************************************************
  * rrdlib.h   Public header file for librrd
  *****************************************************************************
@@ -52,6 +52,8 @@ extern "C" {
 #ifndef _RRDLIB_H
 #define _RRDLIB_H
 
+#include <sys/types.h> /* for off_t */
+#include <unistd.h> /* for off_t */
 #include <time.h>
 #include <stdio.h> /* for FILE */
 
@@ -60,6 +62,15 @@ typedef double       rrd_value_t;         /* the data storage type is
                                            * double */
 /* END rrd_format.h */
 
+/* information about an rrd file */
+typedef struct rrd_file_t {
+	int   fd;         /* file descriptor if this rrd file */
+	char* file_start; /* start address of an open rrd file */
+	off_t header_len; /* length of the header of this rrd file */
+	off_t file_len;   /* total size of the rrd file */
+	off_t pos;        /* current pos in file */
+} rrd_file_t;
+
 /* main function blocks */
 int    rrd_create(int, char **);
 int    rrd_update(int, char **);
@@ -143,7 +154,7 @@ void   rrd_free_context (struct rrd_context *buf);
 /* int    rrd_test_error_r (struct rrd_context *); */
 /* char  *rrd_get_error_r  (struct rrd_context *); */
 
-int  LockRRD(FILE *);
+int  LockRRD(int in_file);
 
 #endif /* _RRDLIB_H */