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author | Joseph <Joseph.xu@efrei.net> | 2022-11-10 10:37:28 -0500 |
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committer | Joseph <Joseph.xu@efrei.net> | 2022-11-10 10:37:28 -0500 |
commit | 945821cbc842644f9d10de4ef36e8ef03d2d2253 (patch) | |
tree | 8872a2aa7df2fe992f00c32961179c2e1b4f0580 /src/exchangedb/pg_begin_revolving_shard.h | |
parent | bd0e2aac92686fb256cc5ae2325eb64f4e571fde (diff) | |
download | exchange-945821cbc842644f9d10de4ef36e8ef03d2d2253.tar.gz exchange-945821cbc842644f9d10de4ef36e8ef03d2d2253.tar.bz2 exchange-945821cbc842644f9d10de4ef36e8ef03d2d2253.zip |
move few more functions
Diffstat (limited to 'src/exchangedb/pg_begin_revolving_shard.h')
-rw-r--r-- | src/exchangedb/pg_begin_revolving_shard.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/exchangedb/pg_begin_revolving_shard.h b/src/exchangedb/pg_begin_revolving_shard.h new file mode 100644 index 000000000..bdbca4f11 --- /dev/null +++ b/src/exchangedb/pg_begin_revolving_shard.h @@ -0,0 +1,48 @@ +/* + This file is part of TALER + Copyright (C) 2022 Taler Systems SA + + TALER is free software; you can redistribute it and/or modify it under the + terms of the GNU General Public License as published by the Free Software + Foundation; either version 3, or (at your option) any later version. + + TALER is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along with + TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> + */ +/** + * @file exchangedb/pg_begin_revolving_shard.h + * @brief implementation of the begin_revolving_shard function for Postgres + * @author Christian Grothoff + */ +#ifndef PG_BEGIN_REVOLVING_SHARD_H +#define PG_BEGIN_REVOLVING_SHARD_H + +#include "taler_util.h" +#include "taler_json_lib.h" +#include "taler_exchangedb_plugin.h" + + +/** + * Function called to grab a revolving work shard on an operation @a op. Runs + * in its own transaction. Returns the oldest inactive shard. + * + * @param cls the @e cls of this struct with the plugin-specific state + * @param job_name name of the operation to grab a revolving shard for + * @param shard_size desired shard size + * @param shard_limit exclusive end of the shard range + * @param[out] start_row inclusive start row of the shard (returned) + * @param[out] end_row inclusive end row of the shard (returned) + * @return transaction status code + */ +enum GNUNET_DB_QueryStatus +TEH_PG_begin_revolving_shard (void *cls, + const char *job_name, + uint32_t shard_size, + uint32_t shard_limit, + uint32_t *start_row, + uint32_t *end_row); +#endif |