cmdline: add a new 'file' token

[libcmdline.git] / src / lib / cmdline_parse_file.h

diff --git a/src/lib/cmdline_parse_file.h b/src/lib/cmdline_parse_file.h
new file mode 100644 (file)
index 0000000..7cd7b95
--- /dev/null
+++ b/src/lib/cmdline_parse_file.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the University of California, Berkeley nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _PARSE_FILE_H_
+#define _PARSE_FILE_H_
+
+#include "cmdline_parse.h"
+
+/* size of a parsed file */
+#define FILENAME_SIZE CMDLINE_MAX_TOKEN_SIZE
+
+typedef char cmdline_filename_t[FILENAME_SIZE];
+
+#define PARSE_FILE_F_CREATE    0x01 /* file does not necessarilly exist */
+#define PARSE_FILE_F_DIRECTORY 0x02 /* must be a directory */
+struct cmdline_token_file_data {
+       int flags;
+};
+
+struct cmdline_token_file {
+       struct cmdline_token_hdr hdr;
+       struct cmdline_token_file_data file_data;
+};
+typedef struct cmdline_token_file cmdline_parse_token_file_t;
+
+extern struct cmdline_token_ops cmdline_token_file_ops;
+
+#define TOKEN_FILE_INITIALIZER(structure, field, node_flags)   \
+{                                                              \
+       .hdr = {                                                \
+               .ops = &cmdline_token_file_ops,                 \
+               .offset = offsetof(structure, field),           \
+       },                                                      \
+       .file_data = {                                          \
+               .flags = node_flags,                            \
+       },                                                      \
+}
+
+#endif /* _PARSE_FILE_H_ */