From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760651AbYDUMgS (ORCPT ); Mon, 21 Apr 2008 08:36:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757182AbYDUMew (ORCPT ); Mon, 21 Apr 2008 08:34:52 -0400 Received: from mtagate5.de.ibm.com ([195.212.29.154]:62076 "EHLO mtagate5.de.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759640AbYDUMev (ORCPT ); Mon, 21 Apr 2008 08:34:51 -0400 Message-ID: <480C89E7.8000606@de.ibm.com> Date: Mon, 21 Apr 2008 14:34:47 +0200 From: Peter Oberparleiter User-Agent: Thunderbird 2.0.0.4 (X11/20070604) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org, ltp-list@lists.sourceforge.net, ltp-coverage@lists.sourceforge.net, Andrew Morton , Al Viro Subject: [RFC PATCH 6/8] seq_file: add function to write binary data Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peter Oberparleiter seq_write() can be used to construct seq_files containing arbitrary data. Required by the gcov-profiling interface to synthesize binary profiling data files. Signed-off-by: Peter Oberparleiter --- fs/seq_file.c | 12 ++++++++++++ include/linux/seq_file.h | 1 + 2 files changed, 13 insertions(+) Index: linux-2.6.25/fs/seq_file.c =================================================================== --- linux-2.6.25.orig/fs/seq_file.c +++ linux-2.6.25/fs/seq_file.c @@ -483,6 +483,18 @@ int seq_puts(struct seq_file *m, const c } EXPORT_SYMBOL(seq_puts); +int seq_write(struct seq_file *m, const void *s, size_t len) +{ + if (m->count + len < m->size) { + memcpy(m->buf + m->count, s, len); + m->count += len; + return 0; + } + m->count = m->size; + return -1; +} +EXPORT_SYMBOL(seq_write); + struct list_head *seq_list_start(struct list_head *head, loff_t pos) { struct list_head *lh; Index: linux-2.6.25/include/linux/seq_file.h =================================================================== --- linux-2.6.25.orig/include/linux/seq_file.h +++ linux-2.6.25/include/linux/seq_file.h @@ -37,6 +37,7 @@ int seq_release(struct inode *, struct f int seq_escape(struct seq_file *, const char *, const char *); int seq_putc(struct seq_file *m, char c); int seq_puts(struct seq_file *m, const char *s); +int seq_write(struct seq_file *m, const void *s, size_t len); int seq_printf(struct seq_file *, const char *, ...) __attribute__ ((format (printf,2,3)));