mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2026-03-20 06:14:16 +00:00
108 lines
3.0 KiB
C
108 lines
3.0 KiB
C
/*
|
|
* This file is part of Luma3DS.
|
|
* Copyright (C) 2016-2019 Aurora Wright, TuxSH
|
|
*
|
|
* SPDX-License-Identifier: (MIT OR GPL-2.0-or-later)
|
|
*/
|
|
|
|
#include "../utils.h"
|
|
|
|
#include "query.h"
|
|
#include "xfer.h"
|
|
#include "thread.h"
|
|
#include "mem.h"
|
|
#include "net.h"
|
|
#include "remote_command.h"
|
|
|
|
typedef enum GDBQueryDirection {
|
|
GDB_QUERY_DIRECTION_READ,
|
|
GDB_QUERY_DIRECTION_WRITE
|
|
} GDBQueryDirection;
|
|
|
|
#define GDB_QUERY_HANDLER_LIST_ITEM_3(name, name2, direction) { name, GDB_QUERY_HANDLER(name2), GDB_QUERY_DIRECTION_##direction }
|
|
#define GDB_QUERY_HANDLER_LIST_ITEM(name, direction) GDB_QUERY_HANDLER_LIST_ITEM_3(STRINGIZE(name), name, direction)
|
|
|
|
static const struct {
|
|
const char *name;
|
|
GDBCommandHandler handler;
|
|
GDBQueryDirection direction;
|
|
} gdbQueryHandlers[] =
|
|
{
|
|
GDB_QUERY_HANDLER_LIST_ITEM(Supported, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(Xfer, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(StartNoAckMode, WRITE),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(Attached, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(fThreadInfo, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(sThreadInfo, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(ThreadEvents, WRITE),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(ThreadExtraInfo, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(GetTLSAddr, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM_3("C", CurrentThreadId, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM_3("Search", SearchMemory, READ),
|
|
GDB_QUERY_HANDLER_LIST_ITEM(Rcmd, READ),
|
|
};
|
|
|
|
static int GDB_HandleQuery(GDBContext *ctx, GDBQueryDirection direction)
|
|
{
|
|
char *nameBegin = ctx->commandData; // w/o leading 'q'/'Q'
|
|
if(*nameBegin == 0)
|
|
return GDB_ReplyErrno(ctx, EILSEQ);
|
|
|
|
char *nameEnd;
|
|
char *queryData = NULL;
|
|
|
|
for(nameEnd = nameBegin; *nameEnd != 0 && *nameEnd != ':' && *nameEnd != ','; nameEnd++);
|
|
if(*nameEnd != 0)
|
|
{
|
|
*nameEnd = 0;
|
|
queryData = nameEnd + 1;
|
|
}
|
|
else
|
|
queryData = nameEnd;
|
|
|
|
for(u32 i = 0; i < sizeof(gdbQueryHandlers) / sizeof(gdbQueryHandlers[0]); i++)
|
|
{
|
|
if(strcmp(gdbQueryHandlers[i].name, nameBegin) == 0 && gdbQueryHandlers[i].direction == direction)
|
|
{
|
|
ctx->commandData = queryData;
|
|
return gdbQueryHandlers[i].handler(ctx);
|
|
}
|
|
}
|
|
|
|
return GDB_HandleUnsupported(ctx); // No handler found!
|
|
}
|
|
|
|
int GDB_HandleReadQuery(GDBContext *ctx)
|
|
{
|
|
return GDB_HandleQuery(ctx, GDB_QUERY_DIRECTION_READ);
|
|
}
|
|
|
|
int GDB_HandleWriteQuery(GDBContext *ctx)
|
|
{
|
|
return GDB_HandleQuery(ctx, GDB_QUERY_DIRECTION_WRITE);
|
|
}
|
|
|
|
GDB_DECLARE_QUERY_HANDLER(Supported)
|
|
{
|
|
// TODO!
|
|
return GDB_SendFormattedPacket(ctx,
|
|
"PacketSize=%x;"
|
|
"qXfer:features:read+;qXfer:osdata:read+;"
|
|
"QStartNoAckMode+;QThreadEvents+"
|
|
"vContSupported+;swbreak+;hwbreak+",
|
|
|
|
GDB_BUF_LEN // should have been sizeof(ctx->buffer) but GDB memory functions are bugged
|
|
);
|
|
}
|
|
|
|
GDB_DECLARE_QUERY_HANDLER(StartNoAckMode)
|
|
{
|
|
ctx->noAckSent = true;
|
|
return GDB_ReplyOk(ctx);
|
|
}
|
|
|
|
GDB_DECLARE_QUERY_HANDLER(Attached)
|
|
{
|
|
return GDB_SendPacket(ctx, "1", 1);
|
|
}
|