From eac695ff9189fcfcea0f233a01abf582ff685c30 Mon Sep 17 00:00:00 2001
From: Stephen Gallagher <sgallagh@redhat.com>
Date: Wed, 18 Jan 2012 13:22:45 -0500
Subject: UTIL: Add strtouint16

---
 src/util/strtonum.c | 18 ++++++++++++++++++
 src/util/strtonum.h |  2 ++
 2 files changed, 20 insertions(+)

(limited to 'src')

diff --git a/src/util/strtonum.c b/src/util/strtonum.c
index bf1b21a62..22e682b4b 100644
--- a/src/util/strtonum.c
+++ b/src/util/strtonum.c
@@ -63,3 +63,21 @@ uint32_t strtouint32(const char *nptr, char **endptr, int base)
     /* If errno was set by strtoll, we'll pass it back as-is */
     return (uint32_t)ret;
 }
+
+
+/* strtouint16 */
+uint16_t strtouint16(const char *nptr, char **endptr, int base)
+{
+    unsigned long long ret = 0;
+    errno = 0;
+    ret = strtoull(nptr, endptr, base);
+
+    if (ret > UINT16_MAX) {
+        errno = ERANGE;
+        return UINT16_MAX;
+    }
+
+    /* If errno was set by strtoll, we'll pass it back as-is */
+    return (uint16_t)ret;
+}
+
diff --git a/src/util/strtonum.h b/src/util/strtonum.h
index 450959621..d9c31e9cd 100644
--- a/src/util/strtonum.h
+++ b/src/util/strtonum.h
@@ -29,4 +29,6 @@
 int32_t strtoint32(const char *nptr, char **endptr, int base);
 uint32_t strtouint32(const char *nptr, char **endptr, int base);
 
+uint16_t strtouint16(const char *nptr, char **endptr, int base);
+
 #endif /* _STRTONUM_H_ */
-- 
cgit