C++ (Cpp) append_debug_pipe_messageの例

コード例 #1

ファイル: logviewer.c プロジェクト: Loremipsum1988/brickd

// this thread works in a fire-and-forget fashion, it's started and then just runs
static DWORD WINAPI read_named_pipe(void *opaque) {
	const char *pipe_name = "\\\\.\\pipe\\tinkerforge-brick-daemon-debug-log";
	HANDLE hpipe;
	DWORD mode = PIPE_READMODE_MESSAGE;
	LogPipeMessage pipe_message;
	DWORD bytes_read;

	(void)opaque;

	append_debug_meta_message("Connecting to Brick Daemon...");

	for (;;) {
		_debug_connected = 0;

		update_status_bar();

		for (;;) {
			hpipe = CreateFile(pipe_name, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);

			if (hpipe != INVALID_HANDLE_VALUE) {
				break;
			}

			Sleep(250);
		}

		if (!SetNamedPipeHandleState(hpipe, &mode, NULL, NULL)) {
			CloseHandle(hpipe);

			continue;
		}

		_debug_connected = 1;

		update_status_bar();
		append_debug_meta_message("Connected to Brick Daemon");

		for (;;) {
			if (!ReadFile(hpipe, &pipe_message, sizeof(pipe_message), &bytes_read, NULL)) {
				append_debug_meta_message("Disconnected from Brick Daemon, reconnecting...");
				CloseHandle(hpipe);

				break;
			}

			if (bytes_read == sizeof(pipe_message) && pipe_message.length == sizeof(pipe_message)) {
				// enforce that strings are NUL-terminated
				pipe_message.file[sizeof(pipe_message.file) - 1] = '\0';
				pipe_message.function[sizeof(pipe_message.function) - 1] = '\0';
				pipe_message.message[sizeof(pipe_message.message) - 1] = '\0';

				append_debug_pipe_message(&pipe_message);
			}
		}
	}

	return 0;
}

コード例 #2

ファイル: logviewer.c プロジェクト: Tinkerforge/brickd

// this thread works in a fire-and-forget fashion, it's started and then just runs
static DWORD WINAPI read_named_pipe(void *opaque) {
	const char *pipe_name = "\\\\.\\pipe\\tinkerforge-brick-daemon-debug-log";
	HANDLE hpipe;
	DWORD current_error;
	DWORD last_error;
	LogPipeMessage pipe_message;
	DWORD bytes_read;
	char buffer[256];

	(void)opaque;

	append_debug_meta_message("Connecting to Brick Daemon...");

	for (;;) {
		_debug_connected = 0;
		last_error = ERROR_SUCCESS;

		update_status_bar();

		for (;;) {
			hpipe = CreateFile(pipe_name, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);

			if (hpipe != INVALID_HANDLE_VALUE) {
				break;
			}

			current_error = GetLastError();

			if (current_error != last_error && current_error != ERROR_FILE_NOT_FOUND) {
				_snprintf(buffer, sizeof(buffer), "Error while connecting to Brick Daemon, trying again: %s (%d)",
				          get_error_name(current_error), current_error);

				append_debug_meta_message(buffer);
			}

			last_error = current_error;

			Sleep(1000);
		}

		_debug_connected = 1;

		update_status_bar();
		append_debug_meta_message("Connected to Brick Daemon");

		for (;;) {
			if (!ReadFile(hpipe, &pipe_message, sizeof(pipe_message), &bytes_read, NULL)) {
				append_debug_meta_message("Disconnected from Brick Daemon, reconnecting...");
				CloseHandle(hpipe);

				break;
			}

			if (bytes_read == sizeof(pipe_message) &&
			    pipe_message.length == sizeof(pipe_message)) {
				// enforce that strings are NUL-terminated
				pipe_message.source[sizeof(pipe_message.source) - 1] = '\0';
				pipe_message.message[sizeof(pipe_message.message) - 1] = '\0';

				append_debug_pipe_message(&pipe_message);
			}
		}
	}
}