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Fix pending_request_data memleak in Session (GTK client) (#2139)

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Mike Gelfand 2021-11-13 16:57:22 +03:00 committed by GitHub
parent 7c3f8b5701
commit e144ad6da8
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 20 additions and 26 deletions
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46
gtk/Session.cc
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@ -91,7 +91,7 @@ public:
void add_torrent(tr_torrent* tor, bool do_notify);
bool add_from_url(Glib::ustring const& uri);
void send_rpc_request(tr_variant const* request, int tag, std::function<void(tr_variant*)> const& response_func);
void send_rpc_request(tr_variant const* request, int64_t tag, std::function<void(tr_variant*)> const& response_func);
void commit_prefs_change(tr_quark key);
@ -1631,36 +1631,31 @@ void Session::set_pref(tr_quark const key, double newval)
namespace
{
int nextTag = 1;
int64_t nextTag = 1;
typedef void (*server_response_func)(Session* core, tr_variant* response, gpointer user_data);
struct pending_request_data
{
void* impl;
std::function<void(tr_variant*)> response_func;
};
std::map<int, pending_request_data*> pendingRequests;
std::map<int64_t, std::function<void(tr_variant*)>> pendingRequests;
bool core_read_rpc_response_idle(tr_variant* response)
{
int64_t intVal;
int64_t tag;
if (tr_variantDictFindInt(response, TR_KEY_tag, &intVal))
if (tr_variantDictFindInt(response, TR_KEY_tag, &tag))
{
int const tag = (int)intVal;
auto const data_it = pendingRequests.find(tag);
if (data_it != pendingRequests.end())
if (auto const data_it = pendingRequests.find(tag); data_it != pendingRequests.end())
{
if (auto const& data = data_it->second; data->response_func)
if (auto const& response_func = data_it->second; response_func)
{
data->response_func(response);
response_func(response);
}
pendingRequests.erase(data_it);
}
else
{
g_warning("Pending RPC request for tag %" PRId64 " not found", tag);
}
}
tr_variantFree(response);
@ -1670,7 +1665,7 @@ bool core_read_rpc_response_idle(tr_variant* response)
void core_read_rpc_response(tr_session* /*session*/, tr_variant* response, void* /*user_data*/)
{
tr_variant* response_copy = new tr_variant(*response);
tr_variant* response_copy = new tr_variant(std::move(*response));
tr_variantInitBool(response, false);
@ -1679,7 +1674,10 @@ void core_read_rpc_response(tr_session* /*session*/, tr_variant* response, void*
} // namespace
void Session::Impl::send_rpc_request(tr_variant const* request, int tag, std::function<void(tr_variant*)> const& response_func)
void Session::Impl::send_rpc_request(
tr_variant const* request,
int64_t tag,
std::function<void(tr_variant*)> const& response_func)
{
if (session_ == nullptr)
{
@ -1688,10 +1686,7 @@ void Session::Impl::send_rpc_request(tr_variant const* request, int tag, std::fu
else
{
/* remember this request */
auto* const data = new pending_request_data();
data->impl = this;
data->response_func = response_func;
pendingRequests.emplace(tag, data);
pendingRequests.emplace(tag, response_func);
/* make the request */
#ifdef DEBUG_RPC
@ -1703,7 +1698,7 @@ void Session::Impl::send_rpc_request(tr_variant const* request, int tag, std::fu
}
#endif
tr_rpc_request_exec_json(session_, request, core_read_rpc_response, GINT_TO_POINTER(tag));
tr_rpc_request_exec_json(session_, request, core_read_rpc_response, nullptr);
}
}
@ -1713,8 +1708,7 @@ void Session::Impl::send_rpc_request(tr_variant const* request, int tag, std::fu
void Session::port_test()
{
int const tag = nextTag;
++nextTag;
auto const tag = nextTag++;
tr_variant request;
tr_variantInitDict(&request, 2);