winedbg: Support qXfer:threads:read request.

As we don't report fork/vfork/exec events, this allows gdb to request
the list of known threads.

Signed-off-by: Rémi Bernon <rbernon@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
feature/deterministic
Rémi Bernon 2020-04-03 15:35:46 +02:00 committed by Alexandre Julliard
parent 1e815b372a
commit c2a381fbed
1 changed files with 29 additions and 0 deletions

View File

@ -1522,6 +1522,24 @@ static void packet_query_libraries(struct gdb_context* gdbctx)
packet_reply_add(gdbctx, "</library-list>");
}
static void packet_query_threads(struct gdb_context* gdbctx)
{
struct dbg_process* process = gdbctx->process;
struct dbg_thread* thread;
packet_reply_add(gdbctx, "<threads>");
LIST_FOR_EACH_ENTRY(thread, &process->threads, struct dbg_thread, entry)
{
packet_reply_add(gdbctx, "<thread ");
packet_reply_add(gdbctx, "id=\"");
packet_reply_val(gdbctx, thread->tid, 4);
packet_reply_add(gdbctx, "\" name=\"");
packet_reply_add(gdbctx, thread->name);
packet_reply_add(gdbctx, "\"/>");
}
packet_reply_add(gdbctx, "</threads>");
}
static enum packet_return packet_query(struct gdb_context* gdbctx)
{
int off, len;
@ -1614,6 +1632,7 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
packet_reply_open(gdbctx);
packet_reply_add(gdbctx, "QStartNoAckMode+;");
packet_reply_add(gdbctx, "qXfer:libraries:read+;");
packet_reply_add(gdbctx, "qXfer:threads:read+;");
if (*target_xml) packet_reply_add(gdbctx, "PacketSize=400;qXfer:features:read+");
packet_reply_close(gdbctx);
return packet_done;
@ -1655,6 +1674,16 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
return packet_done;
}
if (sscanf(gdbctx->in_packet, "Xfer:threads:read::%x,%x", &off, &len) == 2)
{
if (!gdbctx->process) return packet_error;
packet_reply_open_xfer(gdbctx);
packet_query_threads(gdbctx);
packet_reply_close_xfer(gdbctx, off, len);
return packet_done;
}
if (*target_xml && strncmp(gdbctx->in_packet, "Xfer:features:read:target.xml", 29) == 0)
return packet_reply(gdbctx, target_xml);
break;