static ib_status_t ib_streamedit_callback(
ib_tx_t *tx,
ib_server_direction_t dir,
off_t start,
size_t bytes,
const char *repl,
size_t repl_len,
void *dummy
)
{
ib_status_t rc;
ib_vector_t *edits;
edit_t edit;
ngxib_req_ctx *ctx = tx->sctx;
if (dir == IB_SERVER_REQUEST) {
#if 0
edits = ctx->in.edits;
if (edits == NULL) {
rc = ib_vector_create(&edits, tx->mm, 0);
assert((rc == IB_OK) && (edits != NULL));
ctx->in.edits = edits;
}
#else
return IB_ENOTIMPL;
#endif
}
else {
edits = ctx->out.edits;
if (edits == NULL) {
rc = ib_vector_create(&edits, tx->mm, 0);
assert((rc == IB_OK) && (edits != NULL));
ctx->out.edits = edits;
}
}
edit.start = start;
edit.bytes = bytes;
edit.repl = repl;
edit.repl_len = repl_len;
rc = ib_vector_append(edits, &edit, sizeof(edit_t));
assert(rc == IB_OK);
return rc;
}
static ib_status_t ib_streamedit_callback(
ib_tx_t *tx,
ib_server_direction_t dir,
off_t start,
size_t bytes,
const char *repl,
size_t repl_len,
void *dummy
)
{
ib_status_t rc;
edit_t edit;
tsib_txn_ctx *txndata = tx->sctx;
tsib_filter_ctx *fctx = (dir == tsib_direction_client_req.dir)
? &txndata->in
: &txndata->out;
/* Check we're in time to edit this stream */
if (fctx->bytes_done > (size_t)start) {
ib_log_error_tx(tx, "Tried to edit data that's already been forwarded");
rc = IB_EINVAL;
}
else { /* All's well */
if (!fctx->edits) {
rc = ib_vector_create(&fctx->edits, tx->mm, 0);
assert((rc == IB_OK) && (fctx->edits != NULL));
}
edit.start = start;
edit.bytes = bytes;
edit.repl = repl;
edit.repl_len = repl_len;
rc = ib_vector_append(fctx->edits, &edit, sizeof(edit_t));
assert(rc == IB_OK);
}
return rc;
}
/****************************************************************//**
Creates and initializes a transaction object.
@return own: the transaction */
UNIV_INTERN
trx_t*
trx_create(
/*=======*/
sess_t* sess) /*!< in: session */
{
trx_t* trx;
ut_ad(mutex_own(&kernel_mutex));
ut_ad(sess);
trx = mem_alloc(sizeof(trx_t));
trx->magic_n = TRX_MAGIC_N;
trx->op_info = "";
trx->is_purge = 0;
trx->is_recovered = 0;
trx->conc_state = TRX_NOT_STARTED;
trx->start_time = time(NULL);
trx->isolation_level = TRX_ISO_REPEATABLE_READ;
trx->id = ut_dulint_zero;
trx->no = ut_dulint_max;
trx->support_xa = TRUE;
trx->check_foreigns = TRUE;
trx->check_unique_secondary = TRUE;
trx->flush_log_later = FALSE;
trx->must_flush_log_later = FALSE;
trx->dict_operation = TRX_DICT_OP_NONE;
trx->table_id = ut_dulint_zero;
trx->mysql_thd = NULL;
trx->active_trans = 0;
trx->duplicates = 0;
trx->n_mysql_tables_in_use = 0;
trx->mysql_n_tables_locked = 0;
trx->mysql_log_file_name = NULL;
trx->mysql_log_offset = 0;
mutex_create(&trx->undo_mutex, SYNC_TRX_UNDO);
trx->rseg = NULL;
trx->undo_no = ut_dulint_zero;
trx->last_sql_stat_start.least_undo_no = ut_dulint_zero;
trx->insert_undo = NULL;
trx->update_undo = NULL;
trx->undo_no_arr = NULL;
trx->error_state = DB_SUCCESS;
trx->error_key_num = 0;
trx->detailed_error[0] = '\0';
trx->sess = sess;
trx->que_state = TRX_QUE_RUNNING;
trx->n_active_thrs = 0;
trx->handling_signals = FALSE;
UT_LIST_INIT(trx->signals);
UT_LIST_INIT(trx->reply_signals);
trx->graph = NULL;
trx->wait_lock = NULL;
trx->was_chosen_as_deadlock_victim = FALSE;
UT_LIST_INIT(trx->wait_thrs);
trx->lock_heap = mem_heap_create_in_buffer(256);
UT_LIST_INIT(trx->trx_locks);
UT_LIST_INIT(trx->trx_savepoints);
trx->dict_operation_lock_mode = 0;
trx->has_search_latch = FALSE;
trx->search_latch_timeout = BTR_SEA_TIMEOUT;
trx->declared_to_be_inside_innodb = FALSE;
trx->n_tickets_to_enter_innodb = 0;
trx->global_read_view_heap = mem_heap_create(256);
trx->global_read_view = NULL;
trx->read_view = NULL;
/* Set X/Open XA transaction identification to NULL */
memset(&trx->xid, 0, sizeof(trx->xid));
trx->xid.formatID = -1;
trx->n_autoinc_rows = 0;
/* Remember to free the vector explicitly. */
trx->autoinc_locks = ib_vector_create(
mem_heap_create(sizeof(ib_vector_t) + sizeof(void*) * 4), 4);
return(trx);
}