diff options
author | Joonwoo Park <joonwpark81@gmail.com> | 2008-07-08 11:37:31 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2008-07-08 11:37:31 +0200 |
commit | b9c796783151678d08b1ec1ef410685b2515ba51 (patch) | |
tree | 48546b3c11b7111f465d09fe6802bae3e227262f /lib/textsearch.c | |
parent | netfilter: ebt_nflog: fix Kconfig typo (diff) | |
download | linux-b9c796783151678d08b1ec1ef410685b2515ba51.tar.xz linux-b9c796783151678d08b1ec1ef410685b2515ba51.zip |
textsearch: support for case insensitive searching
The function textsearch_prepare has a new flag to support case
insensitive searching.
Signed-off-by: Joonwoo Park <joonwpark81@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/textsearch.c')
-rw-r--r-- | lib/textsearch.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/textsearch.c b/lib/textsearch.c index be8bda3862f5..b451fcc9354c 100644 --- a/lib/textsearch.c +++ b/lib/textsearch.c @@ -54,10 +54,13 @@ * USAGE * * Before a search can be performed, a configuration must be created - * by calling textsearch_prepare() specyfing the searching algorithm and - * the pattern to look for. The returned configuration may then be used - * for an arbitary amount of times and even in parallel as long as a - * separate struct ts_state variable is provided to every instance. + * by calling textsearch_prepare() specifying the searching algorithm, + * the pattern to look for and flags. As a flag, you can set TS_IGNORECASE + * to perform case insensitive matching. But it might slow down + * performance of algorithm, so you should use it at own your risk. + * The returned configuration may then be used for an arbitary + * amount of times and even in parallel as long as a separate struct + * ts_state variable is provided to every instance. * * The actual search is performed by either calling textsearch_find_- * continuous() for linear data or by providing an own get_next_block() @@ -89,7 +92,6 @@ * panic("Oh my god, dancing chickens at %d\n", pos); * * textsearch_destroy(conf); - * * ========================================================================== */ @@ -279,7 +281,7 @@ struct ts_config *textsearch_prepare(const char *algo, const void *pattern, if (ops == NULL) goto errout; - conf = ops->init(pattern, len, gfp_mask); + conf = ops->init(pattern, len, gfp_mask, flags); if (IS_ERR(conf)) { err = PTR_ERR(conf); goto errout; |