Merge tag 'upstream/1.2.0'

[psensor-pkg-debian.git] / src / lib / pio.h

diff --git a/src/lib/pio.h b/src/lib/pio.h
index 29aa798..13eb70e 100644 (file)
--- a/src/lib/pio.h
+++ b/src/lib/pio.h
@@ -1,25 +1,79 @@
 /*
- * Copyright (C) 2010-2013 jeanfi@gmail.com
+ *  Copyright (C) 2010-2016 jeanfi@gmail.com
  *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
  *
- * This program 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
- * General Public License for more details.
+ *  This program 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 General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301 USA
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ *   02110-1301 USA
  */
+
 #ifndef _P_IO_H
 #define _P_IO_H
 
+#define P_IO_VER 6
+
+/* Returns '1' if a given 'path' denotates a directory else returns
+ * 0
+ */
+int is_dir(const char *path);
+
+/* Returns '1' if a given 'path' denotates a file else returns
+ * 0
+ */
+int is_file(const char *path);
+
+/* Returns a normalized path */
+char *path_normalize(const char *dpath);
+
+/* Returns the null-terminated entries of a directory */
 char **dir_list(const char *dpath, int (*filter) (const char *path));
 void paths_free(char **paths);
 
+char *path_append(const char *dir, const char *path);
+
+/*
+ * Returns the size of a file.
+ * Returns '-1' if the size cannot be retrieved or not a file.
+ */
+long file_get_size(const char *path);
+
+/*
+ * Returns the content of a file.
+ * Returns 'NULL' if the file cannot be read or failed to allocate
+ * enough memory.
+ * Returns an empty string if the file exists but is empty.
+ */
+char *file_get_content(const char *path);
+
+enum file_copy_error {
+       FILE_COPY_ERROR_OPEN_SRC = 1,
+       FILE_COPY_ERROR_OPEN_DST,
+       FILE_COPY_ERROR_READ,
+       FILE_COPY_ERROR_WRITE,
+       FILE_COPY_ERROR_ALLOC_BUFFER
+};
+
+void file_copy_print_error(int code, const char *src, const char *dst);
+
+/*
+ * Copy a file.
+ *
+ * Returns '0' if sucessfull, otherwise return the error code.
+ */
+int file_copy(const char *src, const char *dst);
+
+int dir_rcopy(const char *, const char *);
+
+void mkdirs(const char *dirs, mode_t mode);
+
 #endif