105 lines
3.8 KiB
C
105 lines
3.8 KiB
C
/*
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* This file is part of Luma3DS
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* Copyright (C) 2016-2019 Aurora Wright, TuxSH
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for 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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* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
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* * Requiring preservation of specified reasonable legal notices or
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* author attributions in that material or in the Appropriate Legal
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* Notices displayed by works containing it.
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* * Prohibiting misrepresentation of the origin of that material,
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* or requiring that modified versions of such material be marked in
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* reasonable ways as different from the original version.
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*/
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#include "gdb/monitor.h"
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#include "gdb/net.h"
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#include "gdb/debug.h"
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extern Handle terminationRequestEvent;
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extern bool terminationRequest;
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void GDB_RunMonitor(GDBServer *server)
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{
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Handle handles[3 + MAX_DEBUG];
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Result r = 0;
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handles[0] = terminationRequestEvent;
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handles[1] = server->super.shall_terminate_event;
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handles[2] = server->statusUpdated;
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do
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{
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GDB_LockAllContexts(server);
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for(int i = 0; i < MAX_DEBUG; i++)
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{
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GDBContext *ctx = &server->ctxs[i];
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handles[3 + i] = ctx->eventToWaitFor;
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}
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GDB_UnlockAllContexts(server);
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s32 idx = -1;
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r = svcWaitSynchronizationN(&idx, handles, 3 + MAX_DEBUG, false, -1LL);
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if(R_FAILED(r) || idx < 2)
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break;
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else if(idx == 2) {
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svcSignalEvent(server->statusUpdateReceived);
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continue;
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}
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else
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{
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GDBContext *ctx = &server->ctxs[idx - 3];
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RecursiveLock_Lock(&ctx->lock);
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if(ctx->state == GDB_STATE_DISCONNECTED || ctx->state == GDB_STATE_DETACHING)
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{
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svcClearEvent(ctx->processAttachedEvent);
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ctx->eventToWaitFor = ctx->processAttachedEvent;
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RecursiveLock_Unlock(&ctx->lock);
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continue;
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}
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if(ctx->eventToWaitFor == ctx->processAttachedEvent)
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ctx->eventToWaitFor = ctx->continuedEvent;
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else if(ctx->eventToWaitFor == ctx->continuedEvent)
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ctx->eventToWaitFor = ctx->debug;
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else
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{
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int res = GDB_HandleDebugEvents(ctx);
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if(res >= 0)
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ctx->eventToWaitFor = ctx->continuedEvent;
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else if(res == -2)
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{
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while(GDB_HandleDebugEvents(ctx) != -1) // until we've got all the remaining debug events
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svcSleepThread(1 * 1000 * 1000LL); // sleep just in case
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// GDB doens't close the socket in extended-remote
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if (ctx->flags & GDB_FLAG_EXTENDED_REMOTE) {
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ctx->state = GDB_STATE_DETACHING;
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GDB_DetachFromProcess(ctx);
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ctx->flags &= GDB_FLAG_PROC_RESTART_MASK;
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}
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svcClearEvent(ctx->processAttachedEvent);
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ctx->eventToWaitFor = ctx->processAttachedEvent;
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}
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}
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RecursiveLock_Unlock(&ctx->lock);
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}
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}
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while(!terminationRequest && server->super.running);
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}
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