mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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89 lines
3.4 KiB
C++
89 lines
3.4 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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#include "dmnt2_debug_log.hpp"
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#include "dmnt2_transport_layer.hpp"
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#include "dmnt2_gdb_server.hpp"
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#include "dmnt2_gdb_server_impl.hpp"
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namespace ams::dmnt {
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namespace {
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constexpr size_t ServerThreadStackSize = util::AlignUp(4 * GdbPacketBufferSize + os::MemoryPageSize, os::ThreadStackAlignment);
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alignas(os::ThreadStackAlignment) constinit u8 g_server_thread_stack[ServerThreadStackSize];
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alignas(os::ThreadStackAlignment) constinit u8 g_events_thread_stack[util::AlignUp(2 * GdbPacketBufferSize + os::MemoryPageSize, os::ThreadStackAlignment)];
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constinit os::ThreadType g_server_thread;
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constinit util::TypedStorage<GdbServerImpl> g_gdb_server;
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void GdbServerThreadFunction(void *) {
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/* Loop forever, servicing our gdb server. */
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while (true) {
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/* Get a socket. */
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int fd;
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while ((fd = transport::Socket()) == -1) {
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os::SleepThread(TimeSpan::FromSeconds(1));
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}
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/* Ensure we cleanup the socket when we're done with it. */
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ON_SCOPE_EXIT {
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transport::Close(fd);
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os::SleepThread(TimeSpan::FromSeconds(1));
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};
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/* Bind. */
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if (transport::Bind(fd, transport::PortName_GdbServer) == -1) {
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continue;
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}
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/* Listen on our port. */
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while (transport::Listen(fd, 0) == 0) {
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/* Continue accepting clients, so long as we can. */
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int client_fd;
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while (true) {
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/* Try to accept a client. */
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if (client_fd = transport::Accept(fd); client_fd < 0) {
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break;
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}
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{
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/* Create gdb server for the socket. */
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util::ConstructAt(g_gdb_server, client_fd, g_events_thread_stack, sizeof(g_events_thread_stack));
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ON_SCOPE_EXIT { util::DestroyAt(g_gdb_server); };
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/* Process for the server. */
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util::GetReference(g_gdb_server).LoopProcess();
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}
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/* Close the client socket. */
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transport::Close(client_fd);
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}
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}
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}
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}
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}
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void InitializeGdbServer() {
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/* Create and start gdb server threads. */
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R_ABORT_UNLESS(os::CreateThread(std::addressof(g_server_thread), GdbServerThreadFunction, nullptr, g_server_thread_stack, sizeof(g_server_thread_stack), os::HighestThreadPriority - 1));
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os::StartThread(std::addressof(g_server_thread));
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}
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}
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