X-Git-Url: http://pilppa.org/gitweb/?p=libplp.git;a=blobdiff_plain;f=src%2Fstr_util.c;h=abf521b6622467521484b7c3afdd46b270bad795;hp=aca2fd8488a9a055e919f2e38ebc413e55765b68;hb=860d8c023b82eeca9833d4a3f534c6d11a9523f3;hpb=65f22bbea2531f7cd492d6108b8902f92b7750a8

diff --git a/src/str_util.c b/src/str_util.c
index aca2fd8..abf521b 100644
--- a/src/str_util.c
+++ b/src/str_util.c
@@ -8,6 +8,10 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <errno.h>
+#include <stdbool.h>
+
+#include <log.h>
 
 char *get_as_hex_str(const char *byte_arr, int byte_count) {
 	int	ii;
@@ -33,3 +37,26 @@ char *get_as_hex_str(const char *byte_arr, int byte_count) {
 	}
 	return ret_val;
 }
+
+bool parse_long(const char *str, long *result) {
+	int	new_result;
+	char 	*endptr;
+	bool	ret_val;
+
+	ret_val		= false;
+	errno		= 0;
+	new_result	= strtol(str, &endptr, 10);
+	if (errno != 0) {
+		log_error("invalid input %s, could not convert to integer.\n", str);
+	}
+	else {
+		if (endptr == str) {
+			log_error("invalid input %s, could not convert to integer.\n", str);
+		}
+		else {
+			*result	= new_result;
+			ret_val	= true;
+		}
+	}
+	return ret_val;
+}