diff options
Diffstat (limited to 'src/regex')
| -rw-r--r-- | src/regex/regexec.c | 54 |
1 files changed, 28 insertions, 26 deletions
diff --git a/src/regex/regexec.c b/src/regex/regexec.c index dd523195..5c4cb922 100644 --- a/src/regex/regexec.c +++ b/src/regex/regexec.c @@ -44,7 +44,7 @@ static void tre_fill_pmatch(size_t nmatch, regmatch_t pmatch[], int cflags, - const tre_tnfa_t *tnfa, int *tags, int match_eo); + const tre_tnfa_t *tnfa, regoff_t *tags, regoff_t match_eo); /*********************************************************************** from tre-match-utils.h @@ -97,7 +97,7 @@ tre_fill_pmatch(size_t nmatch, regmatch_t pmatch[], int cflags, /* Returns 1 if `t1' wins `t2', 0 otherwise. */ static int tre_tag_order(int num_tags, tre_tag_direction_t *tag_directions, - int *t1, int *t2) + regoff_t *t1, regoff_t *t2) { int i; for (i = 0; i < num_tags; i++) @@ -157,25 +157,25 @@ tre_neg_char_classes_match(tre_ctype_t *classes, tre_cint_t wc, int icase) typedef struct { tre_tnfa_transition_t *state; - int *tags; + regoff_t *tags; } tre_tnfa_reach_t; typedef struct { - int pos; - int **tags; + regoff_t pos; + regoff_t **tags; } tre_reach_pos_t; static reg_errcode_t tre_tnfa_run_parallel(const tre_tnfa_t *tnfa, const void *string, - int *match_tags, int eflags, - int *match_end_ofs) + regoff_t *match_tags, int eflags, + regoff_t *match_end_ofs) { /* State variables required by GET_NEXT_WCHAR. */ tre_char_t prev_c = 0, next_c = 0; const char *str_byte = string; - int pos = -1; - int pos_add_next = 1; + regoff_t pos = -1; + regoff_t pos_add_next = 1; #ifdef TRE_MBSTATE mbstate_t mbstate; #endif /* TRE_MBSTATE */ @@ -191,10 +191,10 @@ tre_tnfa_run_parallel(const tre_tnfa_t *tnfa, const void *string, int *tag_i; int num_tags, i; - int match_eo = -1; /* end offset of match (-1 if no match found yet) */ + regoff_t match_eo = -1; /* end offset of match (-1 if no match found yet) */ int new_match = 0; - int *tmp_tags = NULL; - int *tmp_iptr; + regoff_t *tmp_tags = NULL; + regoff_t *tmp_iptr; #ifdef TRE_MBSTATE memset(&mbstate, '\0', sizeof(mbstate)); @@ -214,7 +214,7 @@ tre_tnfa_run_parallel(const tre_tnfa_t *tnfa, const void *string, /* Ensure that tbytes and xbytes*num_states cannot overflow, and that * they don't contribute more than 1/8 of SIZE_MAX to total_bytes. */ - if (num_tags > SIZE_MAX/(8 * sizeof(int) * tnfa->num_states)) + if (num_tags > SIZE_MAX/(8 * sizeof(regoff_t) * tnfa->num_states)) goto error_exit; /* Likewise check rbytes. */ @@ -229,7 +229,7 @@ tre_tnfa_run_parallel(const tre_tnfa_t *tnfa, const void *string, tbytes = sizeof(*tmp_tags) * num_tags; rbytes = sizeof(*reach_next) * (tnfa->num_states + 1); pbytes = sizeof(*reach_pos) * tnfa->num_states; - xbytes = sizeof(int) * num_tags; + xbytes = sizeof(regoff_t) * num_tags; total_bytes = (sizeof(long) - 1) * 4 /* for alignment paddings */ + (rbytes + xbytes * tnfa->num_states) * 2 + tbytes + pbytes; @@ -490,12 +490,12 @@ error_exit: */ typedef struct { - int pos; + regoff_t pos; const char *str_byte; tre_tnfa_transition_t *state; int state_id; int next_c; - int *tags; + regoff_t *tags; #ifdef TRE_MBSTATE mbstate_t mbstate; #endif /* TRE_MBSTATE */ @@ -591,13 +591,13 @@ typedef struct tre_backtrack_struct { static reg_errcode_t tre_tnfa_run_backtrack(const tre_tnfa_t *tnfa, const void *string, - int *match_tags, int eflags, int *match_end_ofs) + regoff_t *match_tags, int eflags, regoff_t *match_end_ofs) { /* State variables required by GET_NEXT_WCHAR. */ tre_char_t prev_c = 0, next_c = 0; const char *str_byte = string; - int pos = 0; - int pos_add_next = 1; + regoff_t pos = 0; + regoff_t pos_add_next = 1; #ifdef TRE_MBSTATE mbstate_t mbstate; #endif /* TRE_MBSTATE */ @@ -610,15 +610,16 @@ tre_tnfa_run_backtrack(const tre_tnfa_t *tnfa, const void *string, started from. */ int next_c_start; const char *str_byte_start; - int pos_start = -1; + regoff_t pos_start = -1; #ifdef TRE_MBSTATE mbstate_t mbstate_start; #endif /* TRE_MBSTATE */ /* End offset of best match so far, or -1 if no match found yet. */ - int match_eo = -1; + regoff_t match_eo = -1; /* Tag arrays. */ - int *next_tags, *tags = NULL; + int *next_tags; + regoff_t *tags = NULL; /* Current TNFA state. */ tre_tnfa_transition_t *state; int *states_seen = NULL; @@ -768,8 +769,9 @@ tre_tnfa_run_backtrack(const tre_tnfa_t *tnfa, const void *string, /* This is a back reference state. All transitions leaving from this state have the same back reference "assertion". Instead of reading the next character, we match the back reference. */ - int so, eo, bt = trans_i->u.backref; - int bt_len; + regoff_t so, eo; + int bt = trans_i->u.backref; + regoff_t bt_len; int result; /* Get the substring we need to match against. Remember to @@ -926,7 +928,7 @@ tre_tnfa_run_backtrack(const tre_tnfa_t *tnfa, const void *string, endpoint values. */ static void tre_fill_pmatch(size_t nmatch, regmatch_t pmatch[], int cflags, - const tre_tnfa_t *tnfa, int *tags, int match_eo) + const tre_tnfa_t *tnfa, regoff_t *tags, regoff_t match_eo) { tre_submatch_data_t *submatch_data; unsigned int i, j; @@ -996,7 +998,7 @@ regexec(const regex_t *restrict preg, const char *restrict string, { tre_tnfa_t *tnfa = (void *)preg->TRE_REGEX_T_FIELD; reg_errcode_t status; - int *tags = NULL, eo; + regoff_t *tags = NULL, eo; if (tnfa->cflags & REG_NOSUB) nmatch = 0; if (tnfa->num_tags > 0 && nmatch > 0) { |