| /* |
| * Copyright (C) 2023 The Android Open Source Project |
| * 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 |
| * COPYRIGHT OWNER OR 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. |
| */ |
| |
| #pragma once |
| |
| /** |
| * @file bits/bionic_multibyte_result.h |
| * @brief Named values for the magic number return values of multibyte |
| * conversion APIs defined by C. |
| */ |
| |
| #include <stddef.h> |
| #include <sys/cdefs.h> |
| |
| __BEGIN_DECLS |
| |
| /** |
| * @brief The error values defined by C for multibyte conversion APIs. |
| * |
| * Refer to C23 7.30.1 Restartable multibyte/wide character conversion functions |
| * for more details. |
| */ |
| enum : size_t { |
| /// @brief An encoding error occurred. The bytes read are not a valid unicode |
| /// character, nor are they a partially valid character. |
| BIONIC_MULTIBYTE_RESULT_ILLEGAL_SEQUENCE = -1UL, |
| #define BIONIC_MULTIBYTE_RESULT_ILLEGAL_SEQUENCE BIONIC_MULTIBYTE_RESULT_ILLEGAL_SEQUENCE |
| |
| /// @brief The bytes read may produce a valid unicode character, but the |
| /// sequence is incomplete. Future calls may complete the character. |
| BIONIC_MULTIBYTE_RESULT_INCOMPLETE_SEQUENCE = -2UL, |
| #define BIONIC_MULTIBYTE_RESULT_INCOMPLETE_SEQUENCE BIONIC_MULTIBYTE_RESULT_INCOMPLETE_SEQUENCE |
| |
| /// @brief The output of the call was the result of a previous successful |
| /// decoding. No new bytes were consumed. |
| /// |
| /// The common case for this return value is when mbrtoc16 returns the low |
| /// surrogate of a pair. |
| BIONIC_MULTIBYTE_RESULT_NO_BYTES_CONSUMED = -3UL, |
| #define BIONIC_MULTIBYTE_RESULT_NO_BYTES_CONSUMED BIONIC_MULTIBYTE_RESULT_NO_BYTES_CONSUMED |
| }; |
| |
| __END_DECLS |