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Fix zero download limit.

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GitOrigin-RevId: 5185e61a5e748816953592cdb843af698f902b17
This commit is contained in:
levlam 2019-03-27 23:54:34 +03:00
parent 1c47a8aa78
commit dc55024596
1 changed files with 5 additions and 1 deletions
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6
td/telegram/Td.cpp
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@ -5787,10 +5787,14 @@ void Td::on_file_download_finished(FileId file_id) {
auto download_offset = file_object->local_->download_offset_;
auto downloaded_size = file_object->local_->downloaded_prefix_size_;
auto file_size = file_object->size_;
auto limit = it->second.limit;
if (limit == 0) {
limit = std::numeric_limits<int32>::max();
}
if (file_object->local_->is_downloading_completed_ ||
(download_offset <= it->second.offset && download_offset + downloaded_size >= it->second.offset &&
((file_size != 0 && download_offset + downloaded_size == file_size) ||
download_offset + downloaded_size - it->second.offset >= it->second.limit))) {
download_offset + downloaded_size - it->second.offset >= limit))) {
send_result(id, std::move(file_object));
} else {
send_error_impl(id, td_api::make_object<td_api::error>(400, "File download has failed or was cancelled"));