72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
/*
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* This file is part of Luma3DS
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* Copyright (C) 2016-2018 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.h"
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#include "gdb/net.h"
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#include "gdb/watchpoints.h"
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#include "gdb/breakpoints.h"
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GDB_DECLARE_HANDLER(ToggleStopPoint)
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{
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bool add = ctx->commandData[-1] == 'Z';
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u32 lst[3];
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const char *pos = GDB_ParseHexIntegerList(lst, ctx->commandData, 3, ';');
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if(pos == NULL)
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return GDB_ReplyErrno(ctx, EILSEQ);
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bool persist = *pos != 0 && strncmp(pos, ";cmds:1", 7) == 0;
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u32 kind = lst[0];
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u32 addr = lst[1];
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u32 size = lst[2];
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int res;
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static const WatchpointKind kinds[3] = { WATCHPOINT_WRITE, WATCHPOINT_READ, WATCHPOINT_READWRITE };
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switch(kind)
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{
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case 0: // software breakpoint
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if(size != 2 && size != 4)
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return GDB_ReplyEmpty(ctx);
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else
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{
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res = add ? GDB_AddBreakpoint(ctx, addr, size == 2, persist) :
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GDB_RemoveBreakpoint(ctx, addr);
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return res == 0 ? GDB_ReplyOk(ctx) : GDB_ReplyErrno(ctx, -res);
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}
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// Watchpoints
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case 2:
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case 3:
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case 4:
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res = add ? GDB_AddWatchpoint(ctx, addr, size, kinds[kind - 2]) :
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GDB_RemoveWatchpoint(ctx, addr, kinds[kind - 2]);
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return res == 0 ? GDB_ReplyOk(ctx) : GDB_ReplyErrno(ctx, -res);
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default:
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return GDB_ReplyEmpty(ctx);
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}
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}
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