From e0fc82203d677a6f1e808e9a1a46176c109d89be Mon Sep 17 00:00:00 2001 From: Laurent Bercot Date: Mon, 15 Dec 2014 23:08:59 +0000 Subject: Initial commit --- .../s6net_accessrules_keycheck_reversedns.c | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 src/libs6net/s6net_accessrules_keycheck_reversedns.c (limited to 'src/libs6net/s6net_accessrules_keycheck_reversedns.c') diff --git a/src/libs6net/s6net_accessrules_keycheck_reversedns.c b/src/libs6net/s6net_accessrules_keycheck_reversedns.c new file mode 100644 index 0000000..f4c0213 --- /dev/null +++ b/src/libs6net/s6net_accessrules_keycheck_reversedns.c @@ -0,0 +1,27 @@ +/* ISC license. */ + +#include +#include +#include + +s6net_accessrules_result_t s6net_accessrules_keycheck_reversedns (void const *key, void *data, s6net_accessrules_params_t *params, s6net_accessrules_backend_func_t_ref check1) +{ + char const *name = key ; + unsigned int len = str_len(name) ; + if (!len) return (errno = EINVAL, S6NET_ACCESSRULES_ERROR) ; + if (name[len-1] == '.') len-- ; + { + unsigned int i = 0 ; + char tmp[len + 11] ; + byte_copy(tmp, 11, "reversedns/") ; + while (i < len) + { + register s6net_accessrules_result_t r ; + byte_copy(tmp+11, len-i, name+i) ; + r = (*check1)(tmp, 11+len-i, data, params) ; + if (r != S6NET_ACCESSRULES_NOTFOUND) return r ; + i += byte_chr(name+i, len-i, '.') + 1 ; + } + } + return (*check1)("reversedns/@", 12, data, params) ; +} -- cgit v1.3.1