net: add string slice to cidr parser

1 files changed, 17 insertions, 0 deletions

diff --git a/net/ip.go b/net/ip.go
new file mode 100644
index 0000000..67e867e
--- /dev/null
+++ b/net/ip.go
@@ -0,0 +1,17 @@
+package net
+
+import (
+        "net"
+)
+
+func ParseCIDRSlice(cidr []string) ([]*net.IPNet, error) {
+        out := make([]*net.IPNet, len(cidr))
+        for i, c := range cidr {
+                _, pc, err := net.ParseCIDR(c)
+                if err != nil {
+                        return nil, err
+                }
+                out[i] = pc
+        }
+        return out, nil
+}