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-rw-r--r--src/libstrongswan/networking/host.c38
1 files changed, 37 insertions, 1 deletions
diff --git a/src/libstrongswan/networking/host.c b/src/libstrongswan/networking/host.c
index 8d04a4ec9..07da3ef3b 100644
--- a/src/libstrongswan/networking/host.c
+++ b/src/libstrongswan/networking/host.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2006-2012 Tobias Brunner
+ * Copyright (C) 2006-2014 Tobias Brunner
* Copyright (C) 2006 Daniel Roethlisberger
* Copyright (C) 2005-2006 Martin Willi
* Copyright (C) 2005 Jan Hutter
@@ -528,6 +528,42 @@ host_t *host_create_from_chunk(int family, chunk_t address, u_int16_t port)
/*
* Described in header.
*/
+bool host_create_from_range(char *string, host_t **from, host_t **to)
+{
+ char *sep, *pos;
+
+ sep = strchr(string, '-');
+ if (!sep)
+ {
+ return FALSE;
+ }
+ for (pos = sep+1; *pos && *pos == ' '; pos++)
+ {
+ /* trim spaces before to address*/
+ }
+ *to = host_create_from_string(pos, 0);
+ if (!*to)
+ {
+ return FALSE;
+ }
+ for (pos = sep-1; pos > string && *pos == ' '; pos--)
+ {
+ /* trim spaces behind from address */
+ }
+ pos = strndup(string, pos - string + 1);
+ *from = host_create_from_string_and_family(pos, (*to)->get_family(*to), 0);
+ free(pos);
+ if (!*from)
+ {
+ (*to)->destroy(*to);
+ return FALSE;
+ }
+ return TRUE;
+}
+
+/*
+ * Described in header.
+ */
host_t *host_create_from_subnet(char *string, int *bits)
{
char *pos, buf[64];