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-rw-r--r--rrdformat/rpn.go78
1 files changed, 78 insertions, 0 deletions
diff --git a/rrdformat/rpn.go b/rrdformat/rpn.go
new file mode 100644
index 0000000..a138263
--- /dev/null
+++ b/rrdformat/rpn.go
@@ -0,0 +1,78 @@
+//go:generate stringer -type=Op -trimprefix=OP_
+
+package rrdformat
+
+type Op uint8
+
+const (
+ OP_NUMBER Op = iota // rrdtool 1.1.x 2001-03-10
+ OP_VARIABLE // rrdtool 1.1.x 2001-03-10
+ OP_INF // rrdtool 1.1.x 2001-03-10
+ OP_PREV // rrdtool 1.1.x 2001-03-10
+ OP_NEGINF // rrdtool 1.1.x 2001-03-10
+ OP_UNKN // rrdtool 1.1.x 2001-03-10
+ OP_NOW // rrdtool 1.1.x 2001-03-10
+ OP_TIME // rrdtool 1.1.x 2001-03-10
+ OP_ADD // rrdtool 1.1.x 2001-03-10
+ OP_MOD // rrdtool 1.1.x 2001-03-10
+ OP_SUB // rrdtool 1.1.x 2001-03-10
+ OP_MUL // rrdtool 1.1.x 2001-03-10
+ OP_DIV // rrdtool 1.1.x 2001-03-10
+ OP_SIN // rrdtool 1.1.x 2001-03-10
+ OP_DUP // rrdtool 1.1.x 2001-03-10
+ OP_EXC // rrdtool 1.1.x 2001-03-10
+ OP_POP // rrdtool 1.1.x 2001-03-10
+ OP_COS // rrdtool 1.1.x 2001-03-10
+ OP_LOG // rrdtool 1.1.x 2001-03-10
+ OP_EXP // rrdtool 1.1.x 2001-03-10
+ OP_LT // rrdtool 1.1.x 2001-03-10
+ OP_LE // rrdtool 1.1.x 2001-03-10
+ OP_GT // rrdtool 1.1.x 2001-03-10
+ OP_GE // rrdtool 1.1.x 2001-03-10
+ OP_EQ // rrdtool 1.1.x 2001-03-10
+ OP_IF // rrdtool 1.1.x 2001-03-10
+ OP_MIN // rrdtool 1.1.x 2001-03-10
+ OP_MAX // rrdtool 1.1.x 2001-03-10
+ OP_LIMIT // rrdtool 1.1.x 2001-03-10
+ OP_FLOOR // rrdtool 1.1.x 2001-03-10
+ OP_CEIL // rrdtool 1.1.x 2001-03-10
+ OP_UN // rrdtool 1.1.x 2001-03-10
+ OP_END // rrdtool 1.1.x 2001-03-10
+ OP_LTIME // rrdtool 1.1.x 2001-03-10
+ OP_NE // rrdtool 1.1.x 2002-03-10
+ OP_ISINF // rrdtool 1.1.x 2002-03-10
+ OP_PREV_OTHER // rrdtool 1.1.x 2002-07-06
+ OP_COUNT // rrdtool 1.1.x 2003-07-14
+ OP_ATAN // rrdtool 1.1.x 2004-05-04
+ OP_SQRT // rrdtool 1.1.x 2004-08-24
+ OP_SORT // rrdtool 1.1.x 2004-08-24
+ OP_REV // rrdtool 1.1.x 2004-08-24
+ OP_TREND // rrdtool 1.1.x 2004-09-24
+ OP_TRENDNAN // rrdtool 1.3.0 // Problematic: Wasn't inserted at end
+ OP_ATAN2 // rrdtool 1.2.10 // Problematic: Definition in [1.2.10,1.3.0) differs from current
+ OP_RAD2DEG // rrdtool 1.2.10 // Problematic: Definition in [1.2.10,1.3.0) differs from current
+ OP_DEG2RAD // rrdtool 1.2.10 // Problematic: Definition in [1.2.10,1.3.0) differs from current
+ OP_PREDICT // rrdtool 1.4.0 // Problematic: Wasn't inserted at end
+ OP_PREDICTSIGMA // rrdtool 1.4.0 // Problematic: Wasn't inserted at end
+ OP_AVG // rrdtool 1.2.14 // Problematic: Definition in [1.2.14,1.4.0) differs from current
+ OP_ABS // rrdtool 1.2.20 // Problematic: Definition in [1.2.20,1.4.0) differs from current
+ OP_ADDNAN // rrdtool 1.3.0 // Problematic: Definition in [1.3.0,1.4.0) differs from current
+ OP_MINNAN // rrdtool 1.5.0 // Problematic: Wasn't inserted at end
+ OP_MAXNAN // rrdtool 1.5.0 // Problematic: Wasn't inserted at end
+ OP_MEDIAN // rrdtool 1.5.0 // Problematic: Definition in [1.5.0-pre.2012.06.01,1.5.0-pre.2014.02.07) differs from current
+ OP_PREDICTPERC // rrdtool 1.5.0
+ OP_DEPTH // rrdtool 1.5.0
+ OP_COPY // rrdtool 1.5.0
+ OP_ROLL // rrdtool 1.5.0
+ OP_INDEX // rrdtool 1.5.0
+ OP_STEPWIDTH // rrdtool 1.5.4
+ OP_NEWDAY // rrdtool 1.5.4
+ OP_NEWWEEK // rrdtool 1.5.4
+ OP_NEWMONTH // rrdtool 1.5.4
+ OP_NEWYEAR // rrdtool 1.5.4
+ OP_SMIN // rrdtool 1.6.0
+ OP_SMAX // rrdtool 1.6.0
+ OP_STDEV // rrdtool 1.6.0
+ OP_PERCENT // rrdtool 1.6.0
+ OP_POW // rrdtool 1.6.0
+)