From 66e245375992c3942dbd5761f8b991e52bf5f9ab Mon Sep 17 00:00:00 2001
From: rincewind <rincewind@example.com>
Date: Sat, 25 Sep 2021 23:24:34 +0200
Subject: Introduce new perfdata functions and stuff for using (u)int64_t

---
 plugins/utils.c | 120 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)

(limited to 'plugins/utils.c')

diff --git a/plugins/utils.c b/plugins/utils.c
index 348ec022..011f715d 100644
--- a/plugins/utils.c
+++ b/plugins/utils.c
@@ -27,6 +27,8 @@
 #include "utils_base.h"
 #include <stdarg.h>
 #include <limits.h>
+#include <string.h>
+#include <errno.h>
 
 #include <arpa/inet.h>
 
@@ -239,6 +241,46 @@ is_intnonneg (char *number)
 		return FALSE;
 }
 
+/*
+ * Checks whether the number in the string _number_ can be put inside a int64_t
+ * On success the number will be written to the _target_ address, if _target_ is not set
+ * to NULL.
+ */
+bool is_int64(char *number, int64_t *target) {
+	errno = 0;
+	uint64_t tmp = strtoll(number, NULL, 10);
+	if (errno != 0) {
+		return false;
+	}
+	if (tmp < INT64_MIN || tmp > INT64_MAX) {
+		return false;
+	}
+	if (target != NULL) {
+		*target = tmp;
+	}
+	return true;
+}
+
+/*
+ * Checks whether the number in the string _number_ can be put inside a uint64_t
+ * On success the number will be written to the _target_ address, if _target_ is not set
+ * to NULL.
+ */
+bool is_uint64(char *number, uint64_t *target) {
+	errno = 0;
+	uint64_t tmp = strtoll(number, NULL, 10);
+	if (errno != 0) {
+		return false;
+	}
+	if (tmp < 0 || tmp > UINT64_MAX) {
+		return false;
+	}
+	if (target != NULL) {
+		*target = tmp;
+	}
+	return true;
+}
+
 int
 is_intpercent (char *number)
 {
@@ -556,6 +598,84 @@ char *perfdata (const char *label,
 }
 
 
+char *perfdata_uint64 (const char *label,
+ uint64_t val,
+ const char *uom,
+ int warnp,
+ uint64_t warn,
+ int critp,
+ uint64_t crit,
+ int minp,
+ uint64_t minv,
+ int maxp,
+ uint64_t maxv)
+{
+	char *data = NULL;
+
+	if (strpbrk (label, "'= "))
+		xasprintf (&data, "'%s'=%ld%s;", label, val, uom);
+	else
+		xasprintf (&data, "%s=%ld%s;", label, val, uom);
+
+	if (warnp)
+		xasprintf (&data, "%s%ld;", data, warn);
+	else
+		xasprintf (&data, "%s;", data);
+
+	if (critp)
+		xasprintf (&data, "%s%ld;", data, crit);
+	else
+		xasprintf (&data, "%s;", data);
+
+	if (minp)
+		xasprintf (&data, "%s%ld", data, minv);
+
+	if (maxp)
+		xasprintf (&data, "%s;%ld", data, maxv);
+
+	return data;
+}
+
+
+char *perfdata_int64 (const char *label,
+ int64_t val,
+ const char *uom,
+ int warnp,
+ int64_t warn,
+ int critp,
+ int64_t crit,
+ int minp,
+ int64_t minv,
+ int maxp,
+ int64_t maxv)
+{
+	char *data = NULL;
+
+	if (strpbrk (label, "'= "))
+		xasprintf (&data, "'%s'=%ld%s;", label, val, uom);
+	else
+		xasprintf (&data, "%s=%ld%s;", label, val, uom);
+
+	if (warnp)
+		xasprintf (&data, "%s%ld;", data, warn);
+	else
+		xasprintf (&data, "%s;", data);
+
+	if (critp)
+		xasprintf (&data, "%s%ld;", data, crit);
+	else
+		xasprintf (&data, "%s;", data);
+
+	if (minp)
+		xasprintf (&data, "%s%ld", data, minv);
+
+	if (maxp)
+		xasprintf (&data, "%s;%ld", data, maxv);
+
+	return data;
+}
+
+
 char *fperfdata (const char *label,
  double val,
  const char *uom,
-- 
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