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Add ipc::Context and ipc::capnp::Context structs

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These are currently empty structs but they will be used to pass some
function and object pointers from bitcoin application code to IPC hooks
that run, for example, when a remote object is created or destroyed, or
a new process is created.
This commit is contained in:
Russell Yanofsky
2017-12-05 15:57:12 -05:00
parent 1704bbf226
commit 3e33d170cc
7 changed files with 62 additions and 2 deletions
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7
src/ipc/capnp/protocol.cpp
View File

@@ -3,6 +3,7 @@
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <interfaces/init.h>
#include <ipc/capnp/context.h>
#include <ipc/capnp/init.capnp.h>
#include <ipc/capnp/init.capnp.proxy.h>
#include <ipc/capnp/protocol.h>
@@ -54,7 +55,7 @@ public:
{
assert(!m_loop);
mp::g_thread_context.thread_name = mp::ThreadName(exe_name);
m_loop.emplace(exe_name, &IpcLogFn, nullptr);
m_loop.emplace(exe_name, &IpcLogFn, &m_context);
mp::ServeStream<messages::Init>(*m_loop, fd, init);
m_loop->loop();
m_loop.reset();
@@ -63,13 +64,14 @@ public:
{
mp::ProxyTypeRegister::types().at(type)(iface).cleanup.emplace_back(std::move(cleanup));
}
Context& context() override { return m_context; }
void startLoop(const char* exe_name)
{
if (m_loop) return;
std::promise<void> promise;
m_loop_thread = std::thread([&] {
util::ThreadRename("capnp-loop");
m_loop.emplace(exe_name, &IpcLogFn, nullptr);
m_loop.emplace(exe_name, &IpcLogFn, &m_context);
{
std::unique_lock<std::mutex> lock(m_loop->m_mutex);
m_loop->addClient(lock);
@@ -80,6 +82,7 @@ public:
});
promise.get_future().wait();
}
Context m_context;
std::thread m_loop_thread;
std::optional<mp::EventLoop> m_loop;
};