diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2023-10-11 09:50:59 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2023-10-11 09:50:59 +0200 |
| commit | 57390019b68b83f96eb98f490367b9df1f2d77cb (patch) | |
| tree | e6d4b6c75efdd2d7fb7d37f980688c491be3ff6a /lib/ts_bm.c | |
| parent | e5f9d543419c78ac58f3b3557bc5a76b20ff600b (diff) | |
| parent | 389af786f92ecdff35883551d54bf4e507ffcccb (diff) | |
Merge drm/drm-next into drm-misc-next
Updating drm-misc-next to the state of Linux v6.6-rc2.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'lib/ts_bm.c')
| -rw-r--r-- | lib/ts_bm.c | 43 |
1 files changed, 30 insertions, 13 deletions
diff --git a/lib/ts_bm.c b/lib/ts_bm.c index c8ecbf74ef29..e5f30f9177df 100644 --- a/lib/ts_bm.c +++ b/lib/ts_bm.c @@ -55,6 +55,24 @@ struct ts_bm unsigned int good_shift[]; }; +static unsigned int matchpat(const u8 *pattern, unsigned int patlen, + const u8 *text, bool icase) +{ + unsigned int i; + + for (i = 0; i < patlen; i++) { + u8 t = *(text-i); + + if (icase) + t = toupper(t); + + if (t != *(pattern-i)) + break; + } + + return i; +} + static unsigned int bm_find(struct ts_config *conf, struct ts_state *state) { struct ts_bm *bm = ts_config_priv(conf); @@ -72,19 +90,18 @@ static unsigned int bm_find(struct ts_config *conf, struct ts_state *state) break; while (shift < text_len) { - DEBUGP("Searching in position %d (%c)\n", - shift, text[shift]); - for (i = 0; i < bm->patlen; i++) - if ((icase ? toupper(text[shift-i]) - : text[shift-i]) - != bm->pattern[bm->patlen-1-i]) - goto next; - - /* London calling... */ - DEBUGP("found!\n"); - return consumed + (shift-(bm->patlen-1)); - -next: bs = bm->bad_shift[text[shift-i]]; + DEBUGP("Searching in position %d (%c)\n", + shift, text[shift]); + + i = matchpat(&bm->pattern[bm->patlen-1], bm->patlen, + &text[shift], icase); + if (i == bm->patlen) { + /* London calling... */ + DEBUGP("found!\n"); + return consumed + (shift-(bm->patlen-1)); + } + + bs = bm->bad_shift[text[shift-i]]; /* Now jumping to... */ shift = max_t(int, shift-i+bs, shift+bm->good_shift[i]); |
