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more docu, bugfixes and bugnotes

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This commit is contained in:
Christian Grothoff 2015-06-05 15:41:03 +02:00
parent 776482ef85
commit 56ca616eb3
1 changed files with 43 additions and 42 deletions
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85
src/mintdb/plugin_mintdb_postgres.c
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@ -1674,7 +1674,8 @@ postgres_insert_deposit (void *cls,
* @param cls the `struct PostgresClosure` with the plugin-specific state
* @param session database handle to use
* @param session_hash hash over the melt to use to locate the session
* @param[out] refresh_session where to store the result
* @param[out] refresh_session where to store the result, can be NULL
* to just check if the session exists
* @return #GNUNET_YES on success,
* #GNUNET_NO if not found,
* #GNUNET_SYSERR on DB failure
@ -1690,55 +1691,53 @@ postgres_get_refresh_session (void *cls,
TALER_PQ_query_param_auto_from_type(session_hash),
TALER_PQ_query_param_end
};
int ret;
uint16_t num_oldcoins_nbo;
uint16_t num_newcoins_nbo;
uint16_t noreveal_index_nbo;
ret = GNUNET_SYSERR;
result = TALER_PQ_exec_prepared (session->conn,
"get_refresh_session",
params);
if (PGRES_TUPLES_OK != PQresultStatus (result))
{
BREAK_DB_ERR (result);
goto cleanup;
PQclear (result);
return GNUNET_SYSERR;
}
if (0 == PQntuples (result))
{
ret = GNUNET_NO;
goto cleanup;
PQclear (result);
return GNUNET_NO;
}
GNUNET_assert (1 == PQntuples (result));
/* We're done if the caller is only interested in whether the session exists
* or not */
if (NULL == refresh_session)
{
ret = GNUNET_YES;
goto cleanup;
/* We're done if the caller is only interested in whether the
* session exists or not */
PQclear (result);
return GNUNET_YES;
}
memset (refresh_session, 0, sizeof (struct TALER_MINTDB_RefreshSession));
struct TALER_PQ_ResultSpec rs[] = {
/* NOTE: maybe create a TALER_PQ_RS type for 16-bit numbers? */
TALER_PQ_result_spec_auto_from_type("num_oldcoins", &num_oldcoins_nbo),
TALER_PQ_result_spec_auto_from_type("num_newcoins", &num_newcoins_nbo),
TALER_PQ_result_spec_auto_from_type("noreveal_index", &noreveal_index_nbo),
TALER_PQ_result_spec_end
};
if (GNUNET_OK != TALER_PQ_extract_result (result, rs, 0))
{
GNUNET_break (0);
goto cleanup;
struct TALER_PQ_ResultSpec rs[] = {
/* NOTE: maybe create a TALER_PQ_RS type for 16-bit numbers? #3827 */
TALER_PQ_result_spec_auto_from_type("num_oldcoins", &num_oldcoins_nbo),
TALER_PQ_result_spec_auto_from_type("num_newcoins", &num_newcoins_nbo),
TALER_PQ_result_spec_auto_from_type("noreveal_index", &noreveal_index_nbo),
TALER_PQ_result_spec_end
};
if (GNUNET_OK != TALER_PQ_extract_result (result, rs, 0))
{
GNUNET_break (0);
PQclear (result);
return GNUNET_SYSERR;
}
}
refresh_session->num_oldcoins = ntohs (num_oldcoins_nbo);
refresh_session->num_newcoins = ntohs (num_newcoins_nbo);
refresh_session->noreveal_index = ntohs (noreveal_index_nbo);
ret = GNUNET_YES;
cleanup:
if (NULL != result)
PQclear (result);
return ret;
PQclear (result);
return GNUNET_YES;
}
@ -1764,7 +1763,7 @@ postgres_create_refresh_session (void *cls,
uint16_t noreveal_index_nbo;
struct TALER_PQ_QueryParam params[] = {
TALER_PQ_query_param_auto_from_type(session_hash),
/* Note: Maybe create a TALER_PQ_QP for 16-bit numbers? */
/* Note: Maybe create a TALER_PQ_QP for 16-bit numbers? #3827 */
TALER_PQ_query_param_auto_from_type(&num_oldcoins_nbo),
TALER_PQ_query_param_auto_from_type(&num_newcoins_nbo),
TALER_PQ_query_param_auto_from_type(&noreveal_index_nbo),
@ -1795,6 +1794,8 @@ postgres_create_refresh_session (void *cls,
* @param session the shared database session
* @param coin_info the public coin info
* @return #GNUNET_SYSERR upon error; #GNUNET_OK upon success
* @deprecated (certainly should not be in public API, not sure if
* we want to keep this normalization internally, #3811)
*/
static int
postgres_insert_known_coin (void *cls,
@ -1832,6 +1833,8 @@ postgres_insert_known_coin (void *cls,
* @return #GNUNET_SYSERR upon error; #GNUNET_NO if no coin is found; #GNUNET_OK
* if upon succesfullying retrieving the record data info @a
* coin_info
* @deprecated (certainly should not be in public API, not sure if
* we want to keep this normalization internally, #3811)
*/
static int
postgres_get_known_coin (void *cls,
@ -1862,24 +1865,22 @@ postgres_get_known_coin (void *cls,
return GNUNET_NO;
}
GNUNET_assert (1 == nrows); /* due to primary key */
struct TALER_PQ_ResultSpec rs[] = {
TALER_PQ_result_spec_rsa_public_key ("denom_pub", &coin_info->denom_pub.rsa_public_key),
TALER_PQ_result_spec_rsa_signature ("denom_sig", &coin_info->denom_sig.rsa_signature),
TALER_PQ_result_spec_end
};
if (GNUNET_OK != TALER_PQ_extract_result (result, rs, 0))
{
PQclear (result);
GNUNET_break (0);
GNUNET_free (coin_info);
return GNUNET_SYSERR;
struct TALER_PQ_ResultSpec rs[] = {
TALER_PQ_result_spec_rsa_public_key ("denom_pub", &coin_info->denom_pub.rsa_public_key),
TALER_PQ_result_spec_rsa_signature ("denom_sig", &coin_info->denom_sig.rsa_signature),
TALER_PQ_result_spec_end
};
if (GNUNET_OK != TALER_PQ_extract_result (result, rs, 0))
{
PQclear (result);
GNUNET_break (0);
return GNUNET_SYSERR;
}
}
PQclear (result);
/* no need to copy if the src and dest are same */
if (coin_pub != &coin_info->coin_pub)
(void) memcpy (&coin_info->coin_pub,
coin_pub,
sizeof (struct TALER_CoinSpendPublicKeyP));
coin_info->coin_pub = *coin_pub;
return GNUNET_OK;
}