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qc: Reveal function usage

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MXS-1070

Just interface changes. Implementation follow in separate changes.
This commit is contained in:
Johan Wikman
2017-01-02 17:44:15 +02:00
parent 2d849e0ab2
commit d078f56dc5
5 changed files with 205 additions and 0 deletions
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31
query_classifier/qc_sqlite/qc_sqlite.c
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@ -3181,6 +3181,36 @@ void qc_sqlite_get_field_info(GWBUF* query, const QC_FIELD_INFO** infos, size_t*
}
}
void qc_sqlite_get_function_info(GWBUF* query, const QC_FUNCTION_INFO** infos, size_t* n_infos)
{
QC_TRACE();
ss_dassert(this_unit.initialized);
ss_dassert(this_thread.initialized);
*infos = NULL;
*n_infos = 0;
QC_SQLITE_INFO* info = get_query_info(query);
if (info)
{
if (qc_info_is_valid(info->status))
{
// TODO: Implement functionality.
*infos = NULL;
*n_infos = 0;
}
else if (MXS_LOG_PRIORITY_IS_ENABLED(LOG_INFO))
{
log_invalid_data(query, "cannot report field info");
}
}
else
{
MXS_ERROR("The query could not be parsed. Response not valid.");
}
}
/**
* EXPORTS
*/
@ -3207,6 +3237,7 @@ MXS_MODULE* MXS_CREATE_MODULE()
qc_sqlite_get_prepare_name,
qc_sqlite_get_prepare_operation,
qc_sqlite_get_field_info,
qc_sqlite_get_function_info,
};
static MXS_MODULE info =