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added HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED

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accept the second parameter bitwise-ORed with HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED in hio_svc_marc_querywithbchars.
the introduction of this flag results in limiting the highest sid requestable
This commit is contained in:
hyung-hwan 2021-07-27 14:38:12 +00:00
parent 56decb7174
commit f15918ef30
3 changed files with 100 additions and 9 deletions
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21
hio/bin/t04.c
View File

@ -245,10 +245,23 @@ int main (int argc, char* argv[])
goto oops;
}
hio_svc_marc_querywithbchars (marc, 0, HIO_SVC_MARC_QTYPE_SELECT, "SHOW STATUS", 11, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 0, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM", 11, on_result, HIO_NULL);
// hio_svc_marc_querywithbchars (marc, 0, HIO_SVC_MARC_QTYPE_SELECT, "SHOW STATUS", 11, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 0, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM XXX", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_SELECT, "SHOW STATUS", 11, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM", 11, on_result, HIO_NULL);
// hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_SELECT, "SHOW STATUS", 11, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM XXX", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM ZZZ", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM TTT", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM QQQ", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 4 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 10 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 10 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
hio_svc_marc_querywithbchars (marc, 10 | HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED, HIO_SVC_MARC_QTYPE_ACTION, "DELETE FROM RRR", 14, on_result, HIO_NULL);
#if 0
memset (&mi, 0, HIO_SIZEOF(mi));

12
hio/lib/hio-mar.h
View File

@ -175,6 +175,16 @@ enum hio_svc_marc_rcode_t
};
typedef enum hio_svc_marc_rcode_t hio_svc_marc_rcode_t;
enum hio_svc_marc_sid_flag_t
{
HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED = ((hio_oow_t)1 << (HIO_SIZEOF_OOW_T - 1)),
HIO_SVC_MARC_SID_FLAG_RESERVED_1 = ((hio_oow_t)1 << (HIO_SIZEOF_OOW_T - 2)),
HIO_SVC_MARC_SID_FLAG_RESERVED_2 = ((hio_oow_t)1 << (HIO_SIZEOF_OOW_T - 3)),
HIO_SVC_MARC_SID_FLAG_ALL = (HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED | HIO_SVC_MARC_SID_FLAG_RESERVED_1 | HIO_SVC_MARC_SID_FLAG_RESERVED_2)
};
typedef enum hio_svc_marc_sid_flag_t hio_svc_marc_sid_flag_t;
struct hio_svc_marc_dev_error_t
{
int mar_errcode;
@ -269,7 +279,7 @@ static HIO_INLINE hio_t* hio_svc_marc_gethio(hio_svc_marc_t* svc) { return hio_s
HIO_EXPORT int hio_svc_marc_querywithbchars (
hio_svc_marc_t* marc,
hio_oow_t sid,
hio_oow_t flagged_sid,
hio_svc_marc_qtype_t qtype,
const hio_bch_t* qptr,
hio_oow_t qlen,

76
hio/lib/mar-cli.c
View File

@ -57,6 +57,9 @@ struct hio_svc_marc_t
sess_t* ptr;
hio_oow_t capa;
} sess;
hio_oow_t autoi;
hio_oow_t autoi2;
};
struct sess_qry_t
@ -398,11 +401,76 @@ static hio_dev_mar_t* alloc_device (hio_svc_marc_t* marc, hio_oow_t sid)
/* ------------------------------------------------------------------- */
static sess_t* get_session (hio_svc_marc_t* marc, hio_oow_t sid)
static sess_t* get_session (hio_svc_marc_t* marc, hio_oow_t flagged_sid)
{
hio_t* hio = marc->hio;
hio_oow_t sid;
sess_t* sess;
sid = flagged_sid & ~HIO_SVC_MARC_SID_FLAG_ALL;
if ((flagged_sid & HIO_SVC_MARC_SID_FLAG_AUTO_BOUNDED) && marc->sess.capa > 0)
{
hio_oow_t i, ubound, mbound;
hio_oow_t unused = INVALID_SID;
/* automatic sid assignment. sid holds the largest session id that can be assigned */
ubound = marc->sess.capa;
if (sid < ubound) ubound = sid + 1;
mbound = marc->autoi;
if (mbound > ubound) mbound = ubound;
for (i = mbound; i < ubound; i++)
{
sess = &marc->sess.ptr[i];
if (sess->dev)
{
if (!get_first_session_query(sess))
{
marc->autoi = i;
sid = marc->autoi;
goto got_sid;
}
}
else unused = i;
}
for (i = 0; i < mbound; i++)
{
sess = &marc->sess.ptr[i];
if (sess->dev)
{
if (!get_first_session_query(sess))
{
marc->autoi = i;
sid = marc->autoi;
goto got_sid;
}
}
else unused = i;
}
if (unused == INVALID_SID)
{
if (sid >= ubound)
{
marc->autoi = sid;
}
else
{
/* TODO: more optimizations - take the one with the least enqueued queries */
marc->autoi2 = (marc->autoi2 + 1) % ubound;
marc->autoi = marc->autoi;
sid = marc->autoi2;
}
}
else
{
marc->autoi = unused;
sid = marc->autoi;
}
}
got_sid:
if (sid >= marc->sess.capa)
{
sess_t* tmp;
@ -412,7 +480,7 @@ static sess_t* get_session (hio_svc_marc_t* marc, hio_oow_t sid)
if (newcapa <= sid) newcapa = sid + 1;
newcapa = HIO_ALIGN_POW2(newcapa, 16);
tmp = hio_reallocmem(hio, marc->sess.ptr, HIO_SIZEOF(sess_t) * newcapa);
tmp = (sess_t*)hio_reallocmem(hio, marc->sess.ptr, HIO_SIZEOF(sess_t) * newcapa);
if (HIO_UNLIKELY(!tmp)) return HIO_NULL;
HIO_MEMSET (&tmp[marc->sess.capa], 0, HIO_SIZEOF(sess_t) * (newcapa - marc->sess.capa));
@ -471,13 +539,13 @@ static sess_t* get_session (hio_svc_marc_t* marc, hio_oow_t sid)
}
int hio_svc_marc_querywithbchars (hio_svc_marc_t* marc, hio_oow_t sid, hio_svc_marc_qtype_t qtype, const hio_bch_t* qptr, hio_oow_t qlen, hio_svc_marc_on_result_t on_result, void* qctx)
int hio_svc_marc_querywithbchars (hio_svc_marc_t* marc, hio_oow_t flagged_sid, hio_svc_marc_qtype_t qtype, const hio_bch_t* qptr, hio_oow_t qlen, hio_svc_marc_on_result_t on_result, void* qctx)
{
hio_t* hio = marc->hio;
sess_t* sess;
sess_qry_t* sq;
sess = get_session(marc, sid);
sess = get_session(marc, flagged_sid);
if (HIO_UNLIKELY(!sess)) return -1;
sq = make_session_query(hio, qtype, qptr, qlen, qctx, on_result);