X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=include%2Flttng%2Fconstant.h;h=faa582f7707d6609173b62bd0f45616e685ec455;hp=ed3ebe073b25c973495d059372a8a32e8ce091d9;hb=d01ef216f908707ffbc3c24caa10359070c5d76c;hpb=1239a312e7e0e4c33948fdaf04e7637cb93c8b10 diff --git a/include/lttng/constant.h b/include/lttng/constant.h index ed3ebe073..faa582f77 100644 --- a/include/lttng/constant.h +++ b/include/lttng/constant.h @@ -1,18 +1,8 @@ /* - * Copyright (C) 2014 - David Goulet + * Copyright (C) 2014 David Goulet * - * This library is free software; you can redistribute it and/or modify it - * under the terms of the GNU Lesser General Public License, version 2.1 only, - * as published by the Free Software Foundation. + * SPDX-License-Identifier: LGPL-2.1-only * - * This library is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License - * for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with this library; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef LTTNG_CONSTANT_H @@ -45,6 +35,26 @@ /* * Event symbol length. Copied from LTTng kernel ABI. */ -#define LTTNG_SYMBOL_NAME_LEN 256 +#define LTTNG_SYMBOL_NAME_LEN 256 + +/* + * PROC(5) mentions that PID_MAX_LIMIT may not exceed 2^22 on 64-bit HW. + * We prefer to use 32-bits for simplicity's sake. + */ +#define LTTNG_MAX_PID INT32_MAX +#define LTTNG_MAX_PID_STR "2147483647" + +#define LTTNG_NAME_MAX 255 + +/* + * POSIX guarantees that a host name will not exceed 255 characters. + * Moreover, RFC 1035 limits the length of a fully qualified domain name (FQDN) + * to 255 characters. + * + * 256 is used to include a trailing NULL character. + */ +#define LTTNG_HOST_NAME_MAX 256 + +#define LTTNG_PATH_MAX 4096 #endif /* LTTNG_CONSTANT_H */