scripts/dtc/util.h

1 /* SPDX-License-Identifier: GPL-2.0-or-later */
72  * Check a property of a given length to see if it is all printable and
73  * has a valid terminator. The property can contain either a single string,
74  * or multiple strings each of non-zero length.
76  * @param data	The string to check
77  * @param len	The string length including terminator
78  * @return 1 if a valid printable string, 0 if not
83  * Parse an escaped character starting at index i in string s.  The resulting
86  * terminator of the string.
94  * @param filename	The filename to read, or - for stdin
95  * @param len		If non-NULL, the amount of data we managed to read
105  * @param filename	The filename to read, or - for stdin
107  * @param len		If non-NULL, the amount of data we managed to read
116  * @param filename	The filename to write, or - for stdout
118  * @return 0 if ok, -1 on error
127  * @param filename	The filename to write, or - for stdout
134  * Decode a data type string. The purpose of this string
136  * The string consists of an optional character followed by the type:
143  *		s	string
152  * @param fmt		Format string to process
155  * @return 0 if ok, -1 on error (no type given, or other invalid format)
160  * This is a usage message fragment for the -t option. It is the format
165 	"<type>\ts=string, i=int, u=unsigned, x=hex, r=raw\n" \
170  * Print property data in a readable format to stdout
178  * @param data	Pointers to property data
179  * @param len	Length of property data
194  * @param errmsg	If non-NULL, an error message to display
196  * @param short_opts	The string of short options
198  * @param opts_help	An array of help strings (should align with long_opts)
211  * @param errmsg	If non-NULL, an error message to display
225 /* Helper for aligning long_opts array */
228 /* Helper for usage_short_opts string constant */
231 /* Helper for usage_long_opts option array */
237 /* Helper for usage_opts_help array */