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thermosphere: gdb: target xml + various refactoring

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TuxSH
2020-01-24 20:24:05 +00:00
parent 3ef785ef21
commit 8b28e6f107
7 changed files with 143 additions and 586 deletions
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69
thermosphere/src/gdb/query.c
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@@ -5,28 +5,24 @@
* SPDX-License-Identifier: (MIT OR GPL-2.0-or-later)
*/
#include "gdb/query.h"
#include "gdb/xfer.h"
#include "gdb/thread.h"
#include "gdb/mem.h"
#include "gdb/net.h"
#include "gdb/remote_command.h"
#include "../utils.h"
typedef enum GDBQueryDirection
{
#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;
// https://gcc.gnu.org/onlinedocs/gcc-5.3.0/cpp/Stringification.html
#define xstr(s) str(s)
#define str(s) #s
#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(xstr(name), name, direction)
#define GDB_QUERY_HANDLER_LIST_ITEM(name, direction) GDB_QUERY_HANDLER_LIST_ITEM_3(STRINGIZE(name), name, direction)
static const struct
{
static const struct {
const char *name;
GDBCommandHandler handler;
GDBQueryDirection direction;
@@ -43,7 +39,6 @@ static const struct
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(CatchSyscalls, WRITE),
GDB_QUERY_HANDLER_LIST_ITEM(Rcmd, READ),
};
@@ -89,11 +84,12 @@ int GDB_HandleWriteQuery(GDBContext *ctx)
GDB_DECLARE_QUERY_HANDLER(Supported)
{
// TODO!
return GDB_SendFormattedPacket(ctx,
"PacketSize=%x;"
"qXfer:features:read+;qXfer:osdata:read+;"
"QStartNoAckMode+;QThreadEvents+;QCatchSyscalls+;"
"vContSupported+;swbreak+",
"QStartNoAckMode+;QThreadEvents+"
"vContSupported+;swbreak+;hwbreak+",
GDB_BUF_LEN // should have been sizeof(ctx->buffer) but GDB memory functions are bugged
);
@@ -107,40 +103,5 @@ GDB_DECLARE_QUERY_HANDLER(StartNoAckMode)
GDB_DECLARE_QUERY_HANDLER(Attached)
{
return GDB_SendPacket(ctx, (ctx->flags & GDB_FLAG_CREATED) ? "0" : "1", 1);
}
GDB_DECLARE_QUERY_HANDLER(CatchSyscalls)
{
if(ctx->commandData[0] == '0')
{
memset(ctx->svcMask, 0, 32);
return R_SUCCEEDED(svcKernelSetState(0x10002, ctx->pid, false)) ? GDB_ReplyOk(ctx) : GDB_ReplyErrno(ctx, EPERM);
}
else if(ctx->commandData[0] == '1')
{
if(ctx->commandData[1] == ';')
{
u32 id;
const char *pos = ctx->commandData + 1;
memset(ctx->svcMask, 0, 32);
do
{
pos = GDB_ParseHexIntegerList(&id, pos + 1, 1, ';');
if(pos == NULL)
return GDB_ReplyErrno(ctx, EILSEQ);
if(id < 0xFE)
ctx->svcMask[id / 32] |= 1 << (31 - (id % 32));
}
while(*pos != 0);
}
else
memset(ctx->svcMask, 0xFF, 32);
return R_SUCCEEDED(svcKernelSetState(0x10002, ctx->pid, true, ctx->svcMask)) ? GDB_ReplyOk(ctx) : GDB_ReplyErrno(ctx, EPERM);
}
else
return GDB_ReplyErrno(ctx, EILSEQ);
return GDB_SendPacket(ctx, "1", 1);
}