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Cleanup new code, add docs and error handling

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This commit is contained in:
Ian Chamberlain 2023-04-04 13:09:34 -04:00
parent 0d4c93d1c2
commit 6e45de760e
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GPG key ID: AE5484D09405AA60
5 changed files with 112 additions and 59 deletions
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28
src/core/gdbstub/gdbstub.cpp
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@ -487,12 +487,7 @@ static void SendPacket(const char packet) {
}
}
/**
* Send reply to gdb client.
*
* @param reply Reply to be sent to client.
*/
static void SendReply(const char* reply) {
void SendReply(const char* reply) {
if (!IsConnected()) {
return;
}
@ -1048,9 +1043,8 @@ void HandlePacket() {
return;
}
if (HasPendingHioRequest()) {
const auto request_packet = BuildHioRequestPacket();
SendReply(request_packet.data());
if (HandlePendingHioRequestPacket()) {
// Don't do anything else while we wait for the client to respond
return;
}
@ -1076,21 +1070,13 @@ void HandlePacket() {
SendSignal(current_thread, latest_signal);
break;
case 'k':
ToggleServer(false);
// Continue execution so we don't hang forever after shutting down the
// server
Continue();
LOG_INFO(Debug_GDBStub, "killed by gdb");
ToggleServer(false);
// Continue execution so we don't hang forever after shutting down the server
Continue();
return;
case 'F':
if (HandleHioReply(command_buffer, command_length)) {
// TODO: technically if we were paused when the request came in, we
// shouldn't continue here. Could recurse back into HandlePacket() maybe??
Continue();
} else {
// TODO reply with errno if relevant. Maybe that code should live in
// HandleHioReply
}
HandleHioReply(command_buffer, command_length);
break;
case 'g':
ReadRegisters();