HS_PUBLIC_API
hs_error_t hs_reset_and_copy_stream(hs_stream_t *to_id,
const hs_stream_t *from_id,
hs_scratch_t *scratch,
match_event_handler onEvent,
void *context) {
if (!from_id || !from_id->rose) {
return HS_INVALID;
}
if (!to_id || to_id->rose != from_id->rose) {
return HS_INVALID;
}
if (to_id == from_id) {
return HS_INVALID;
}
if (!scratch || !validScratch(to_id->rose, scratch)) {
return HS_INVALID;
}
if (onEvent) {
report_eod_matches(to_id, scratch, onEvent, context);
}
size_t stateSize
= sizeof(struct hs_stream) + from_id->rose->stateOffsets.end;
memcpy(to_id, from_id, stateSize);
return HS_SUCCESS;
}
HS_PUBLIC_API
hs_error_t hs_scan_vector(const hs_database_t *db, const char * const * data,
const unsigned int *length, unsigned int count,
UNUSED unsigned int flags, hs_scratch_t *scratch,
match_event_handler onEvent, void *context) {
if (unlikely(!scratch || !data || !length)) {
return HS_INVALID;
}
hs_error_t err = validDatabase(db);
if (unlikely(err != HS_SUCCESS)) {
return err;
}
const struct RoseEngine *rose = hs_get_bytecode(db);
if (unlikely(!ISALIGNED_16(rose))) {
return HS_INVALID;
}
if (unlikely(rose->mode != HS_MODE_VECTORED)) {
return HS_DB_MODE_ERROR;
}
if (unlikely(!validScratch(rose, scratch))) {
return HS_INVALID;
}
hs_stream_t *id = (hs_stream_t *)(scratch->bstate);
init_stream(id, rose); /* open stream */
for (u32 i = 0; i < count; i++) {
DEBUG_PRINTF("block %u/%u offset=%llu len=%u\n", i, count, id->offset,
length[i]);
#ifdef DEBUG
dumpData(data[i], length[i]);
#endif
hs_error_t ret
= hs_scan_stream_internal(id, data[i], length[i], 0, scratch,
onEvent, context);
if (ret != HS_SUCCESS) {
return ret;
}
}
/* close stream */
if (onEvent) {
report_eod_matches(id, scratch, onEvent, context);
if (told_to_stop_matching(scratch)) {
return HS_SCAN_TERMINATED;
}
}
return HS_SUCCESS;
}
HS_PUBLIC_API
hs_error_t hs_reset_stream(hs_stream_t *id, UNUSED unsigned int flags,
hs_scratch_t *scratch, match_event_handler onEvent,
void *context) {
if (!id || !scratch || !validScratch(id->rose, scratch)) {
return HS_INVALID;
}
/* user wants eod matches */
if (onEvent) {
report_eod_matches(id, scratch, onEvent, context);
}
init_stream(id, id->rose);
return HS_SUCCESS;
}
HS_PUBLIC_API
hs_error_t hs_close_stream(hs_stream_t *id, hs_scratch_t *scratch,
match_event_handler onEvent, void *context) {
if (!id) {
return HS_INVALID;
}
if (onEvent) {
if (!scratch || !validScratch(id->rose, scratch)) {
return HS_INVALID;
}
report_eod_matches(id, scratch, onEvent, context);
}
hs_stream_free(id);
return HS_SUCCESS;
}
HS_PUBLIC_API
hs_error_t hs_reset_stream(hs_stream_t *id, UNUSED unsigned int flags,
hs_scratch_t *scratch, match_event_handler onEvent,
void *context) {
if (!id) {
return HS_INVALID;
}
if (onEvent) {
if (!scratch || !validScratch(id->rose, scratch)) {
return HS_INVALID;
}
if (unlikely(markScratchInUse(scratch))) {
return HS_SCRATCH_IN_USE;
}
report_eod_matches(id, scratch, onEvent, context);
unmarkScratchInUse(scratch);
}
init_stream(id, id->rose);
return HS_SUCCESS;
}
