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nfaCheckFinalState: define return value

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Make nfaCheckFinalState return MO_HALT_MATCHING when the user instructs
us (via the callback return value) to halt matching. In the caller,
check this value and stop matching if told.
This commit is contained in:
Justin Viiret
2016-01-11 15:19:09 +11:00
committed by Matthew Barr
parent 843ca0e7cc
commit 621dfbebb7
4 changed files with 35 additions and 21 deletions
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17
src/nfa/gough.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, Intel Corporation
* Copyright (c) 2015-2016, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -1049,15 +1049,16 @@ char nfaExecGough16_inAccept(const struct NFA *n, ReportID report,
}
static
void goughCheckEOD(const struct NFA *nfa, u16 s,
char goughCheckEOD(const struct NFA *nfa, u16 s,
const struct gough_som_info *som,
u64a offset, SomNfaCallback cb, void *ctxt) {
const struct mcclellan *m = (const struct mcclellan *)getImplNfa(nfa);
const struct mstate_aux *aux = get_aux(m, s);
if (aux->accept_eod) {
doReports(cb, ctxt, m, som, s, offset, 1, NULL, NULL, NULL);
if (!aux->accept_eod) {
return MO_CONTINUE_MATCHING;
}
return doReports(cb, ctxt, m, som, s, offset, 1, NULL, NULL, NULL);
}
char nfaExecGough8_testEOD(const struct NFA *nfa, const char *state,
@@ -1065,8 +1066,8 @@ char nfaExecGough8_testEOD(const struct NFA *nfa, const char *state,
UNUSED NfaCallback callback,
SomNfaCallback som_callback, void *context) {
const struct gough_som_info *som = getSomInfoConst(state);
goughCheckEOD(nfa, *(const u8 *)state, som, offset, som_callback, context);
return 0;
return goughCheckEOD(nfa, *(const u8 *)state, som, offset, som_callback,
context);
}
char nfaExecGough16_testEOD(const struct NFA *nfa, const char *state,
@@ -1075,8 +1076,8 @@ char nfaExecGough16_testEOD(const struct NFA *nfa, const char *state,
SomNfaCallback som_callback, void *context) {
assert(ISALIGNED_N(state, 8));
const struct gough_som_info *som = getSomInfoConst(state);
goughCheckEOD(nfa, *(const u16 *)state, som, offset, som_callback, context);
return 0;
return goughCheckEOD(nfa, *(const u16 *)state, som, offset, som_callback,
context);
}
char nfaExecGough8_queueInitState(UNUSED const struct NFA *nfa, struct mq *q) {