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Fix crash in command handling

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This commit is contained in:
Federico Cecchetto 2022-03-02 00:33:17 +01:00
parent 628795139d
commit 4f18bce545
1 changed files with 7 additions and 0 deletions
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7
src/client/component/network.cpp
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@ -27,12 +27,19 @@ namespace network
const auto cmd_string = utils::string::to_lower(command); const auto cmd_string = utils::string::to_lower(command);
auto& callbacks = get_callbacks(); auto& callbacks = get_callbacks();
const auto handler = callbacks.find(cmd_string); const auto handler = callbacks.find(cmd_string);
if (handler == callbacks.end()) if (handler == callbacks.end())
{ {
return false; return false;
} }
const auto offset = cmd_string.size() + 5; const auto offset = cmd_string.size() + 5;
if (message->cursize <= offset)
{
return false;
}
const std::string_view data(message->data + offset, message->cursize - offset); const std::string_view data(message->data + offset, message->cursize - offset);
handler->second(*address, data); handler->second(*address, data);