From patchwork Fri Nov 9 13:31:53 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tzvetomir Stoyanov X-Patchwork-Id: 10759707 Return-Path: Received: from mail-eopbgr810079.outbound.protection.outlook.com ([40.107.81.79]:10688 "EHLO NAM01-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727800AbeKIXMj (ORCPT ); Fri, 9 Nov 2018 18:12:39 -0500 From: Tzvetomir Stoyanov To: "rostedt@goodmis.org" CC: "linux-trace-devel@vger.kernel.org" Subject: [PATCH v2 07/11] tools/lib/traceevent: Man page for tep_is_file_bigendian() and tep_set_file_bigendian() Date: Fri, 9 Nov 2018 13:31:53 +0000 Message-ID: <20181109133135.25804-7-tstoyanov@vmware.com> References: <20181109133135.25804-1-tstoyanov@vmware.com> In-Reply-To: <20181109133135.25804-1-tstoyanov@vmware.com> Content-Language: en-US MIME-Version: 1.0 Sender: linux-trace-devel-owner@vger.kernel.org List-ID: Content-Length: 2876 Create man pages for tep_is_file_bigendian() and tep_set_file_bigendian() as part of the libtraceevent APIs. Signed-off-by: Tzvetomir Stoyanov --- .../libtraceevent-file_endian.txt | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 tools/lib/traceevent/Documentation/libtraceevent-file_endian.txt diff --git a/tools/lib/traceevent/Documentation/libtraceevent-file_endian.txt b/tools/lib/traceevent/Documentation/libtraceevent-file_endian.txt new file mode 100644 index 000000000000..5b8e01235eda --- /dev/null +++ b/tools/lib/traceevent/Documentation/libtraceevent-file_endian.txt @@ -0,0 +1,89 @@ +libtraceevent(3) +================ + +NAME +---- +tep_is_file_bigendian,tep_set_file_bigendian - Get / set the endianess of the +raw data, being accessed by the tep handler. + +SYNOPSIS +-------- +[verse] +-- +*#include * + +enum *tep_endian* { + TEP_LITTLE_ENDIAN = 0, + TEP_BIG_ENDIAN +}; + +int *tep_is_file_bigendian*(struct tep_handle pass:[*]_tep_); +void *tep_set_file_bigendian*(struct tep_handle pass:[*]_tep_, enum tep_endian _endian_); + +-- +DESCRIPTION +----------- +The _tep_is_file_bigendian()_ function returns the endianess of the raw data, +being accessed by the tep handler. The _tep_ argument is trace event parser context. + +The _tep_set_file_bigendian()_ set the endianess of raw data, the being accessed +by the tep handler. The _tep_ argument is trace event parser context. +[verse] +-- +The _endian_ argument is the endianess: + _TEP_LITTLE_ENDIAN_ - the raw data is in little endian format, + _TEP_BIG_ENDIAN_ - the raw data is in big endian format. +-- +RETURN VALUE +------------ +The _tep_is_file_bigendian()_ function returns _TEP_LITTLE_ENDIAN_ or _TEP_BIG_ENDIAN_. + +EXAMPLE +------- +[source,c] +-- +#include +... +struct tep_handle *tep = tep_alloc(); +... + tep_set_file_bigendian(tep, TEP_LITTLE_ENDIAN); +... + if (TEP_BIG_ENDIAN == tep_is_file_bigendian(tep)) { + /* The raw data is in big endian */ + } else { + /* The raw data is in little endian */ + } +-- + +FILES +----- +[verse] +-- +*event-parse.h* + Header file to include in order to have access to the library APIs. +*-ltraceevent* + Linker switch to add when building a program that uses the library. +-- + +SEE ALSO +-------- +_libtraceevent(3)_, _trace-cmd(1)_ + +AUTHOR +------ +[verse] +-- +*Steven Rostedt* , author of *libtraceevent*. +*Tzvetomir Stoyanov* , author of this man page. +-- +REPORTING BUGS +-------------- +Report bugs to + +LICENSE +------- +libtraceevent is Free Software licensed under the GNU LGPL 2.1 + +RESOURCES +--------- +https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git