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Add Binlog::add/rewrite/erase.

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GitOrigin-RevId: 99b0234d5d700081834ba00c79fcc3da264344be
This commit is contained in:
levlam 2020-06-10 21:48:11 +03:00
parent 4c8571d7a1
commit d8a11c7fa6
1 changed files with 20 additions and 3 deletions
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23
tddb/td/db/binlog/Binlog.h
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@ -18,6 +18,7 @@
#include "td/utils/port/FileFd.h"
#include "td/utils/Slice.h"
#include "td/utils/Status.h"
#include "td/utils/StorerBase.h"
#include "td/utils/UInt.h"
#include <functional>
@ -68,9 +69,25 @@ class Binlog {
return fd_.empty();
}
//void add_raw_event(BufferSlice &&raw_event) {
//add_event(BinlogEvent(std::move(raw_event)));
//}
uint64 add(int32 type, const Storer &storer) {
auto logevent_id = next_id();
add_raw_event(BinlogEvent::create_raw(logevent_id, type, 0, storer), {});
return logevent_id;
}
uint64 rewrite(uint64 logevent_id, int32 type, const Storer &storer) {
auto seq_no = next_id();
add_raw_event(BinlogEvent::create_raw(logevent_id, type, BinlogEvent::Flags::Rewrite, storer), {});
return seq_no;
}
uint64 erase(uint64 logevent_id) {
auto seq_no = next_id();
add_raw_event(BinlogEvent::create_raw(logevent_id, BinlogEvent::ServiceTypes::Empty, BinlogEvent::Flags::Rewrite,
EmptyStorer()),
{});
return seq_no;
}
void add_raw_event(BufferSlice &&raw_event, BinlogDebugInfo info) {
add_event(BinlogEvent(std::move(raw_event), info));