3 * Wireshark - Network traffic analyzer
4 * By Gerald Combs <gerald@wireshark.org>
5 * Copyright 1998 Gerald Combs
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 /* see bug 10798: there is a bug in the compiler the buildbots use for Mac OSX
25 and SSE4.2, so we're not going to use SSE4.2 with Mac OSX right now, for
26 older Mac OSX compilers.
29 #if defined(__clang__) && (__clang_major__ >= 6)
30 /* allow HAVE_SSE4_2 to be used for clang 6.0+ case because we know it works */
32 /* don't allow it otherwise, for Mac OSX */
38 #include "ws_symbol_export.h"
39 #include "ws_mempbrk.h"
40 #include "ws_mempbrk_int.h"
43 ws_mempbrk_compile(ws_mempbrk_pattern* pattern, const gchar *needles)
45 const gchar *n = needles;
47 pattern->patt[(int)*n] = 1;
52 ws_mempbrk_sse42_compile(pattern, needles);
58 ws_mempbrk_portable_exec(const guint8* haystack, size_t haystacklen, const ws_mempbrk_pattern* pattern, guchar *found_needle)
60 const guint8 *haystack_end = haystack + haystacklen;
62 while (haystack < haystack_end) {
63 if (pattern->patt[*haystack]) {
65 *found_needle = *haystack;
75 WS_DLL_PUBLIC const guint8 *
76 ws_mempbrk_exec(const guint8* haystack, size_t haystacklen, const ws_mempbrk_pattern* pattern, guchar *found_needle)
79 if (haystacklen >= 16 && pattern->use_sse42)
80 return ws_mempbrk_sse42_exec(haystack, haystacklen, pattern, found_needle);
83 return ws_mempbrk_portable_exec(haystack, haystacklen, pattern, found_needle);
88 * Editor modelines - http://www.wireshark.org/tools/modelines.html
96 * vi: set shiftwidth=8 tabstop=8 noexpandtab:
97 * :indentSize=8:tabSize=8:noTabs=false: