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gpg: Move state local to tofu.c to a private structure.

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* g10/gpg.h (struct server_control_s.tofu): Move fields in_transaction
and batch_update_started from here...
* g10/tofu.c (struct tofu_dbs_s): ... to here.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
This commit is contained in:
Neal H. Walfield 2016-08-31 10:47:05 +02:00
parent b8184d2d74
commit 268f6b7a34
2 changed files with 19 additions and 19 deletions
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2
g10/gpg.h
View File

@ -82,9 +82,7 @@ struct server_control_s
/* Local data for tofu.c */
struct {
tofu_dbs_t dbs;
int in_transaction;
int batch_updated_wanted;
time_t batch_update_started;
} tofu;
};

34
g10/tofu.c
View File

@ -82,6 +82,8 @@ struct tofu_dbs_s
} s;
int in_batch_transaction;
int in_transaction;
time_t batch_update_started;
};
@ -176,11 +178,11 @@ begin_transaction (ctrl_t ctrl, int only_batch)
* Note: if we wanted higher resolution, we could use
* npth_clock_gettime. */
if (/* No real transactions. */
ctrl->tofu.in_transaction == 0
dbs->in_transaction == 0
/* There is an open batch transaction. */
&& dbs->in_batch_transaction
/* And some time has gone by since it was started. */
&& ctrl->tofu.batch_update_started != gnupg_get_time ())
&& dbs->batch_update_started != gnupg_get_time ())
{
/* If we are in a batch update, then batch updates better have
been enabled. */
@ -200,7 +202,7 @@ begin_transaction (ctrl_t ctrl, int only_batch)
/* We are in batch mode, but we don't have an open batch
* transaction. Since the batch save point must be the outer
* save point, it must be taken before the inner save point. */
log_assert (ctrl->tofu.in_transaction == 0);
log_assert (dbs->in_transaction == 0);
rc = gpgsql_stepx (dbs->db, &dbs->s.savepoint_batch,
NULL, NULL, &err,
@ -214,18 +216,18 @@ begin_transaction (ctrl_t ctrl, int only_batch)
}
dbs->in_batch_transaction = 1;
ctrl->tofu.batch_update_started = gnupg_get_time ();
dbs->batch_update_started = gnupg_get_time ();
}
if (only_batch)
return 0;
log_assert(ctrl->tofu.in_transaction >= 0);
ctrl->tofu.in_transaction ++;
log_assert(dbs->in_transaction >= 0);
dbs->in_transaction ++;
rc = gpgsql_exec_printf (dbs->db, NULL, NULL, &err,
"savepoint inner%d;",
ctrl->tofu.in_transaction);
dbs->in_transaction);
if (rc)
{
log_error (_("error beginning transaction on TOFU database: %s\n"),
@ -256,7 +258,7 @@ end_transaction (ctrl_t ctrl, int only_batch)
/* If we are releasing the batch transaction, then we better not
be in a normal transaction. */
log_assert (ctrl->tofu.in_transaction == 0);
log_assert (dbs->in_transaction == 0);
if (/* Batch mode disabled? */
(!ctrl->tofu.batch_updated_wanted || only_batch == 2)
@ -285,10 +287,10 @@ end_transaction (ctrl_t ctrl, int only_batch)
}
log_assert (dbs);
log_assert (ctrl->tofu.in_transaction > 0);
log_assert (dbs->in_transaction > 0);
rc = gpgsql_exec_printf (dbs->db, NULL, NULL, &err,
"release inner%d;", ctrl->tofu.in_transaction);
"release inner%d;", dbs->in_transaction);
if (rc)
{
log_error (_("error committing transaction on TOFU database: %s\n"),
@ -297,7 +299,7 @@ end_transaction (ctrl_t ctrl, int only_batch)
return gpg_error (GPG_ERR_GENERAL);
}
ctrl->tofu.in_transaction --;
dbs->in_transaction --;
return 0;
}
@ -311,15 +313,15 @@ rollback_transaction (ctrl_t ctrl)
char *err = NULL;
log_assert (dbs);
log_assert (ctrl->tofu.in_transaction > 0);
log_assert (dbs->in_transaction > 0);
/* Be careful to not any progress made by closed transactions in
batch mode. */
rc = gpgsql_exec_printf (dbs->db, NULL, NULL, &err,
"rollback to inner%d;",
ctrl->tofu.in_transaction);
dbs->in_transaction);
ctrl->tofu.in_transaction --;
dbs->in_transaction --;
if (rc)
{
@ -712,12 +714,12 @@ tofu_closedbs (ctrl_t ctrl)
tofu_dbs_t dbs;
sqlite3_stmt **statements;
log_assert (ctrl->tofu.in_transaction == 0);
dbs = ctrl->tofu.dbs;
if (!dbs)
return; /* Not initialized. */
log_assert (dbs->in_transaction == 0);
end_transaction (ctrl, 2);
/* Arghh, that is a surprising use of the struct. */