diff options
Diffstat (limited to 'modules/policy/lua-aho-corasick/ac_util.hpp')
-rw-r--r-- | modules/policy/lua-aho-corasick/ac_util.hpp | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/modules/policy/lua-aho-corasick/ac_util.hpp b/modules/policy/lua-aho-corasick/ac_util.hpp new file mode 100644 index 0000000..56fd46c --- /dev/null +++ b/modules/policy/lua-aho-corasick/ac_util.hpp @@ -0,0 +1,69 @@ +/* + Copyright (c) 2014 CloudFlare, Inc. All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are + met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following disclaimer + in the documentation and/or other materials provided with the + distribution. + * Neither the name of CloudFlare, Inc. nor the names of its + contributors may be used to endorse or promote products derived from + this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +#ifndef AC_UTIL_H +#define AC_UTIL_H + +#ifdef DEBUG +#include <stdio.h> // for fprintf +#include <stdlib.h> // for abort +#endif + +typedef unsigned short uint16; +typedef unsigned int uint32; +typedef unsigned long uint64; +typedef unsigned char InputTy; + +#ifdef DEBUG + // Usage examples: ASSERT(a > b), ASSERT(foo() && "Opps, foo() reutrn 0"); + #define ASSERT(c) if (!(c))\ + { fprintf(stderr, "%s:%d Assert: %s\n", __FILE__, __LINE__, #c); abort(); } +#else + #define ASSERT(c) ((void)0) +#endif + +#define likely(x) __builtin_expect((x),1) +#define unlikely(x) __builtin_expect((x),0) + +#ifndef offsetof +#define offsetof(st, m) ((size_t)(&((st *)0)->m)) +#endif + +typedef enum { + IMPL_SLOW_VARIANT = 1, + IMPL_FAST_VARIANT = 2, +} impl_var_t; + +#define AC_MAGIC_NUM 0x5a +typedef struct { + unsigned char magic_num; + unsigned char impl_variant; +} buf_header_t; + +#endif //AC_UTIL_H |