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dmorgan |
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/* |
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* sysfs.h |
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* |
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* Internal Header Definitions for libsysfs |
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* |
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* Copyright (C) IBM Corp. 2003-2005 |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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*/ |
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#ifndef _SYSFS_H_ |
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#define _SYSFS_H_ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <unistd.h> |
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#include <string.h> |
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#include <ctype.h> |
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#include <dirent.h> |
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#include <sys/stat.h> |
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#include <fcntl.h> |
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#include <errno.h> |
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#define safestrcpy(to, from) strncpy(to, from, sizeof(to)-1) |
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#define safestrcat(to, from) strncat(to, from, sizeof(to) - strlen(to)-1) |
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#define safestrcpymax(to, from, max) \ |
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do { \ |
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to[max-1] = '\0'; \ |
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strncpy(to, from, max-1); \ |
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} while (0) |
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#define safestrcatmax(to, from, max) \ |
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do { \ |
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to[max-1] = '\0'; \ |
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strncat(to, from, max - strlen(to)-1); \ |
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} while (0) |
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extern struct sysfs_attribute *get_attribute(void *dev, const char *name); |
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extern struct dlist *read_dir_subdirs(const char *path); |
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extern struct dlist *read_dir_links(const char *path); |
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extern struct dlist *get_dev_attributes_list(void *dev); |
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extern struct dlist *get_attributes_list(struct dlist *alist, const char *path); |
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/* Debugging */ |
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#ifdef DEBUG |
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#define dprintf(format, arg...) fprintf(stderr, format, ## arg) |
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#else |
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#define dprintf(format, arg...) do { } while (0) |
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#endif |
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#endif /* _SYSFS_H_ */ |