72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
/*
|
|
* This file is part of Luma3DS
|
|
* Copyright (C) 2016-2019 Aurora Wright, TuxSH
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
|
|
* * Requiring preservation of specified reasonable legal notices or
|
|
* author attributions in that material or in the Appropriate Legal
|
|
* Notices displayed by works containing it.
|
|
* * Prohibiting misrepresentation of the origin of that material,
|
|
* or requiring that modified versions of such material be marked in
|
|
* reasonable ways as different from the original version.
|
|
*/
|
|
|
|
#include "gdb.h"
|
|
#include "gdb/net.h"
|
|
#include "gdb/watchpoints.h"
|
|
#include "gdb/breakpoints.h"
|
|
|
|
GDB_DECLARE_HANDLER(ToggleStopPoint)
|
|
{
|
|
bool add = ctx->commandData[-1] == 'Z';
|
|
u32 lst[3];
|
|
|
|
const char *pos = GDB_ParseHexIntegerList(lst, ctx->commandData, 3, ';');
|
|
if(pos == NULL)
|
|
return GDB_ReplyErrno(ctx, EILSEQ);
|
|
bool persist = *pos != 0 && strncmp(pos, ";cmds:1", 7) == 0;
|
|
|
|
u32 kind = lst[0];
|
|
u32 addr = lst[1];
|
|
u32 size = lst[2];
|
|
|
|
int res;
|
|
static const WatchpointKind kinds[3] = { WATCHPOINT_WRITE, WATCHPOINT_READ, WATCHPOINT_READWRITE };
|
|
switch(kind)
|
|
{
|
|
case 0: // software breakpoint
|
|
if(size != 2 && size != 4)
|
|
return GDB_ReplyEmpty(ctx);
|
|
else
|
|
{
|
|
res = add ? GDB_AddBreakpoint(ctx, addr, size == 2, persist) :
|
|
GDB_RemoveBreakpoint(ctx, addr);
|
|
return res == 0 ? GDB_ReplyOk(ctx) : GDB_ReplyErrno(ctx, -res);
|
|
}
|
|
|
|
// Watchpoints
|
|
case 2:
|
|
case 3:
|
|
case 4:
|
|
res = add ? GDB_AddWatchpoint(ctx, addr, size, kinds[kind - 2]) :
|
|
GDB_RemoveWatchpoint(ctx, addr, kinds[kind - 2]);
|
|
return res == 0 ? GDB_ReplyOk(ctx) : GDB_ReplyErrno(ctx, -res);
|
|
|
|
default:
|
|
return GDB_ReplyEmpty(ctx);
|
|
}
|
|
}
|