From 25823013f8143be98204589f4da8b086db81ff2a Mon Sep 17 00:00:00 2001
From: "suchi.sahoo" <suchi.sahoo@five9.com>
Date: Mon, 9 Aug 2021 21:28:56 +0300
Subject: [PATCH] [Core] Add switch_safe_atol() and switch_safe_atoll()
 functions. Add a unit-test.

---
 src/include/switch_utils.h | 28 ++++++++++++++++++++++++++--
 tests/unit/switch_core.c   | 16 ++++++++++++++++
 2 files changed, 42 insertions(+), 2 deletions(-)

diff --git a/src/include/switch_utils.h b/src/include/switch_utils.h
index 20655ecd4e..24c6151331 100644
--- a/src/include/switch_utils.h
+++ b/src/include/switch_utils.h
@@ -831,10 +831,10 @@ static inline char *switch_clean_name_string(char *s)
 
 
 /*!
-  \brief Turn a string into a number (default if NULL)
+  \brief Turn a string into an integer (default if NULL)
   \param nptr the string
   \param dft the default
-  \return the number version of the string or the default
+  \return the integer version of the string or the default
 */
 static inline int switch_safe_atoi(const char *nptr, int dft)
 {
@@ -842,6 +842,30 @@ static inline int switch_safe_atoi(const char *nptr, int dft)
 }
 
 
+/*!
+  \brief Turn a string into a long integer (default if NULL)
+  \param nptr the string
+  \param dft the default
+  \return the long integer version of the string or the default
+*/
+static inline long int switch_safe_atol(const char *nptr, long int dft)
+{
+	return nptr ? atol(nptr) : dft;
+}
+
+
+/*!
+  \brief Turn a string into a long long integer (default if NULL)
+  \param nptr the string
+  \param dft the default
+  \return the long long integer version of the string or the default
+*/
+static inline long long int switch_safe_atoll(const char *nptr, long long int dft)
+{
+	return nptr ? atoll(nptr) : dft;
+}
+
+
 /*!
   \brief Free a pointer and set it to NULL unless it already is NULL
   \param it the pointer
diff --git a/tests/unit/switch_core.c b/tests/unit/switch_core.c
index bba7272cac..ed84e39c06 100644
--- a/tests/unit/switch_core.c
+++ b/tests/unit/switch_core.c
@@ -223,6 +223,22 @@ FST_CORE_BEGIN("./conf")
 #endif
 		}
 		FST_TEST_END()
+
+		FST_TEST_BEGIN(test_switch_safe_atoXX)
+		{
+			fst_check_int_equals(switch_safe_atoi("1", 0), 1);
+			fst_check_int_equals(switch_safe_atoi("", 2), 0);
+			fst_check_int_equals(switch_safe_atoi(0, 3), 3);
+
+			fst_check_int_equals(switch_safe_atol("9275806", 0), 9275806);
+			fst_check_int_equals(switch_safe_atol("", 2), 0);
+			fst_check_int_equals(switch_safe_atol(0, 3), 3);
+
+			fst_check_int_equals(switch_safe_atoll("9275806", 0), 9275806);
+			fst_check_int_equals(switch_safe_atoll("", 2), 0);
+			fst_check_int_equals(switch_safe_atoll(0, 3), 3);
+		}
+		FST_TEST_END()
 	}
 	FST_SUITE_END()
 }