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net_helper: avoid unnecessary memcpy

This commit is contained in:
moneromooo-monero 2019-04-13 12:13:01 +00:00
parent 9c77dbf376
commit 61d63900b9
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GPG Key ID: 686F07454D6CEFC3
1 changed files with 4 additions and 3 deletions
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7
contrib/epee/include/net/net_helper.h
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@ -428,9 +428,10 @@ namespace net_utils
handler_obj hndlr(ec, bytes_transfered); handler_obj hndlr(ec, bytes_transfered);
char local_buff[10000] = {0}; static const size_t max_size = 16384;
buff.resize(max_size);
async_read(local_buff, sizeof(local_buff), boost::asio::transfer_at_least(1), hndlr); async_read(&buff[0], max_size, boost::asio::transfer_at_least(1), hndlr);
// Block until the asynchronous operation has completed. // Block until the asynchronous operation has completed.
while (ec == boost::asio::error::would_block && !boost::interprocess::ipcdetail::atomic_read32(&m_shutdowned)) while (ec == boost::asio::error::would_block && !boost::interprocess::ipcdetail::atomic_read32(&m_shutdowned))
@ -463,7 +464,7 @@ namespace net_utils
return false;*/ return false;*/
m_bytes_received += bytes_transfered; m_bytes_received += bytes_transfered;
buff.assign(local_buff, bytes_transfered); buff.resize(bytes_transfered);
return true; return true;
} }