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/*
Copyright 2021 Gabriel Jensen
This file is part of u8c.
u8c is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
u8c 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License along with u8c.
If not, see <https://www.gnu.org/licenses/>.
*/
# include <stdbool.h>
# include <stddef.h>
# include <stdint.h>
# include <u8c/chk.h>
struct u8c_iscntrl_tuple u8c_iscntrl(char32_t const _chr) {
struct u8c_iscntrl_tuple ret = {
.stat = false,
};
switch(_chr) {
default:
ret.res = false;
break;
case U'\x0': /* NULL */
case U'\x1': /* START OF HEADING */
case U'\x2': /* START OF TEXT */
case U'\x3': /* END OF TEXT */
case U'\x4': /* END OF TRANSMISSION */
case U'\x5': /* ENQUIRY */
case U'\x6': /* ACKNOWLEDGE */
case U'\a': /* BELL */
case U'\b': /* BACKSPACE */
case U'\t': /* HORIZONTAL TABULATION */
case U'\n': /* NEW LINE */
case U'\v': /* VERTICAL TABULATION */
case U'\f': /* FORM FEED */
case U'\r': /* CARRIAGE RETURN */
case U'\xE': /* SHIFT OUT */
case U'\xF': /* SHIFT IN */
case U'\x10': /* DATA LINK ESCAPE */
case U'\x11': /* DEVICE CONTROL ONE */
case U'\x12': /* DEVICE CONTROL TWO */
case U'\x13': /* DEVICE CONTROL THREE */
case U'\x14': /* DEVICE CONTROL FOUR */
case U'\x15': /* NEGATIVE ACKNOWLEDGE */
case U'\x16': /* SYNCHRONOUS IDLE */
case U'\x17': /* END OF TRANSMISSION BLOCK */
case U'\x18': /* CANCEL */
case U'\x19': /* END OF MEDIUM */
case U'\x1A': /* SUBSTITUTE */
case U'\x1B': /* ESCAPE */
case U'\x1C': /* FILE SEPERATOR */
case U'\x1D': /* GROUP SEPERATOR */
case U'\x1E': /* RECORD SEPERATOR */
case U'\x1F': /* UNIT SEPERATOR */
case U'\x7F': /* DELETE */
case U'\x80': /* <CONTROL> */
case U'\x81': /* <CONTROL */
case U'\x82': /* BREAK PERMITTED HERE */
case U'\x83': /* NO BREAK HERE */
case U'\x84': /* <CONTROL> */
case U'\x85': /* NEXT LINE */
case U'\x86': /* START OF SELECTED AREA */
case U'\x87': /* END OF SELECTED AREA */
case U'\x88': /* CHARACTER TABULATION SET */
case U'\x89': /* CHARACTER TABULATION SET WITH JUSTIFICATION */
case U'\x8A': /* LINE TABULATION SET */
case U'\x8B': /* PARTIAL LINE FORWARD */
case U'\x8C': /* PARTIAL LINE BACKWARD */
case U'\x8D': /* REVERSE LINE FEED */
case U'\x8E': /* SINGLE SHIFT TWO */
case U'\x8F': /* SINGLE SHIFT THREE */
case U'\x90': /* DEVICE CONTROL STRING */
case U'\x91': /* PRIVATE USE ONE */
case U'\x92': /* PRIVATE USE TWO */
case U'\x93': /* SET TRANSMIT STATE */
case U'\x94': /* CANCEL CHARACTER */
case U'\x95': /* MESSAGE WAITING */
case U'\x96': /* START OF GUARDED AREA */
case U'\x97': /* END OF GUARDED AREA */
case U'\x98': /* START OF STRING */
case U'\x99': /* <CONTROL> */
case U'\x9A': /* SINGLE CHARACTER INTRODUCER */
case U'\x9B': /* CONTROL SEQUENCE INTRODUCER */
case U'\x9C': /* STRING TERMINATOR */
case U'\x9D': /* OPERATING SYSTEM COMMAND */
case U'\x9E': /* PRIVACY MESSAGE */
case U'\x9F': /* APPLICATION PROGRAM COMMAND */
case U'\xA0': /* NO-BREAK SPACE */
case U'\u2028': /* LINE SEPERATOR */
case U'\u2029': /* PARAGRAPH SEPERATOR */
case U'\u202D': /* LEFT-TO-RIGHT OVERRIDE */
case U'\u202E': /* RIGHT-TO-LEFT OVERRIDE */
case U'\u2068': /* FIRST STRONG ISOLATE */
case U'\u2069': /* POP DIRECTIONAL ISOLATE */
ret.res = true;
break;
}
return ret;
}
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