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8ac5d5cba1
- fix attribute format for MINGW in tinycbor/cbor.h - add pragma to prevent "unaligned pointer" warning in cmddata.c. We know what we are doing there. - whitespace fixes
611 lines
23 KiB
C
611 lines
23 KiB
C
/****************************************************************************
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**
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** Copyright (C) 2017 Intel Corporation
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**
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** Permission is hereby granted, free of charge, to any person obtaining a copy
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** of this software and associated documentation files (the "Software"), to deal
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** in the Software without restriction, including without limitation the rights
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** to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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** copies of the Software, and to permit persons to whom the Software is
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** furnished to do so, subject to the following conditions:
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**
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** The above copyright notice and this permission notice shall be included in
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** all copies or substantial portions of the Software.
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**
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** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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** LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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** OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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** THE SOFTWARE.
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**
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****************************************************************************/
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#ifndef CBOR_H
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#define CBOR_H
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#ifndef assert
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#include <assert.h>
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#endif
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#include <limits.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include "tinycbor-version.h"
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#define TINYCBOR_VERSION ((TINYCBOR_VERSION_MAJOR << 16) | (TINYCBOR_VERSION_MINOR << 8) | TINYCBOR_VERSION_PATCH)
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#ifdef __cplusplus
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extern "C" {
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#else
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#include <stdbool.h>
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#endif
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#ifndef SIZE_MAX
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/* Some systems fail to define SIZE_MAX in <stdint.h>, even though C99 requires it...
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* Conversion from signed to unsigned is defined in 6.3.1.3 (Signed and unsigned integers) p2,
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* which says: "the value is converted by repeatedly adding or subtracting one more than the
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* maximum value that can be represented in the new type until the value is in the range of the
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* new type."
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* So -1 gets converted to size_t by adding SIZE_MAX + 1, which results in SIZE_MAX.
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*/
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# define SIZE_MAX ((size_t)-1)
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#endif
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#ifndef CBOR_API
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# define CBOR_API
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#endif
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#ifndef CBOR_PRIVATE_API
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# define CBOR_PRIVATE_API
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#endif
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#ifndef CBOR_INLINE_API
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# if defined(__cplusplus)
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# define CBOR_INLINE inline
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# define CBOR_INLINE_API inline
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# else
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# define CBOR_INLINE_API static CBOR_INLINE
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# if defined(_MSC_VER)
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# define CBOR_INLINE __inline
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# elif defined(__GNUC__)
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# define CBOR_INLINE __inline__
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# elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
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# define CBOR_INLINE inline
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# else
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# define CBOR_INLINE
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# endif
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# endif
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#endif
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typedef enum CborType {
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CborIntegerType = 0x00,
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CborByteStringType = 0x40,
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CborTextStringType = 0x60,
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CborArrayType = 0x80,
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CborMapType = 0xa0,
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CborTagType = 0xc0,
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CborSimpleType = 0xe0,
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CborBooleanType = 0xf5,
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CborNullType = 0xf6,
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CborUndefinedType = 0xf7,
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CborHalfFloatType = 0xf9,
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CborFloatType = 0xfa,
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CborDoubleType = 0xfb,
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CborInvalidType = 0xff /* equivalent to the break byte, so it will never be used */
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} CborType;
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typedef uint64_t CborTag;
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typedef enum CborKnownTags {
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CborDateTimeStringTag = 0,
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CborUnixTime_tTag = 1,
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CborPositiveBignumTag = 2,
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CborNegativeBignumTag = 3,
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CborDecimalTag = 4,
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CborBigfloatTag = 5,
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CborCOSE_Encrypt0Tag = 16,
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CborCOSE_Mac0Tag = 17,
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CborCOSE_Sign1Tag = 18,
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CborExpectedBase64urlTag = 21,
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CborExpectedBase64Tag = 22,
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CborExpectedBase16Tag = 23,
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CborEncodedCborTag = 24,
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CborUrlTag = 32,
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CborBase64urlTag = 33,
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CborBase64Tag = 34,
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CborRegularExpressionTag = 35,
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CborMimeMessageTag = 36,
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CborCOSE_EncryptTag = 96,
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CborCOSE_MacTag = 97,
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CborCOSE_SignTag = 98,
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CborSignatureTag = 55799
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} CborKnownTags;
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/* #define the constants so we can check with #ifdef */
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#define CborDateTimeStringTag CborDateTimeStringTag
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#define CborUnixTime_tTag CborUnixTime_tTag
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#define CborPositiveBignumTag CborPositiveBignumTag
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#define CborNegativeBignumTag CborNegativeBignumTag
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#define CborDecimalTag CborDecimalTag
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#define CborBigfloatTag CborBigfloatTag
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#define CborCOSE_Encrypt0Tag CborCOSE_Encrypt0Tag
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#define CborCOSE_Mac0Tag CborCOSE_Mac0Tag
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#define CborCOSE_Sign1Tag CborCOSE_Sign1Tag
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#define CborExpectedBase64urlTag CborExpectedBase64urlTag
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#define CborExpectedBase64Tag CborExpectedBase64Tag
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#define CborExpectedBase16Tag CborExpectedBase16Tag
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#define CborEncodedCborTag CborEncodedCborTag
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#define CborUrlTag CborUrlTag
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#define CborBase64urlTag CborBase64urlTag
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#define CborBase64Tag CborBase64Tag
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#define CborRegularExpressionTag CborRegularExpressionTag
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#define CborMimeMessageTag CborMimeMessageTag
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#define CborCOSE_EncryptTag CborCOSE_EncryptTag
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#define CborCOSE_MacTag CborCOSE_MacTag
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#define CborCOSE_SignTag CborCOSE_SignTag
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#define CborSignatureTag CborSignatureTag
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/* Error API */
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typedef enum CborError {
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CborNoError = 0,
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/* errors in all modes */
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CborUnknownError,
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CborErrorUnknownLength, /* request for length in array, map, or string with indeterminate length */
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CborErrorAdvancePastEOF,
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CborErrorIO,
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/* parser errors streaming errors */
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CborErrorGarbageAtEnd = 256,
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CborErrorUnexpectedEOF,
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CborErrorUnexpectedBreak,
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CborErrorUnknownType, /* can only happen in major type 7 */
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CborErrorIllegalType, /* type not allowed here */
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CborErrorIllegalNumber,
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CborErrorIllegalSimpleType, /* types of value less than 32 encoded in two bytes */
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/* parser errors in strict mode parsing only */
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CborErrorUnknownSimpleType = 512,
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CborErrorUnknownTag,
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CborErrorInappropriateTagForType,
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CborErrorDuplicateObjectKeys,
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CborErrorInvalidUtf8TextString,
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CborErrorExcludedType,
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CborErrorExcludedValue,
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CborErrorImproperValue,
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CborErrorOverlongEncoding,
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CborErrorMapKeyNotString,
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CborErrorMapNotSorted,
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CborErrorMapKeysNotUnique,
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/* encoder errors */
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CborErrorTooManyItems = 768,
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CborErrorTooFewItems,
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/* internal implementation errors */
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CborErrorDataTooLarge = 1024,
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CborErrorNestingTooDeep,
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CborErrorUnsupportedType,
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/* errors in converting to JSON */
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CborErrorJsonObjectKeyIsAggregate = 1280,
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CborErrorJsonObjectKeyNotString,
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CborErrorJsonNotImplemented,
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CborErrorOutOfMemory = (int) (~0U / 2 + 1),
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CborErrorInternalError = (int) (~0U / 2) /* INT_MAX on two's complement machines */
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} CborError;
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CBOR_API const char *cbor_error_string(CborError error);
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/* Encoder API */
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struct CborEncoder
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{
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union {
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uint8_t *ptr;
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ptrdiff_t bytes_needed;
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} data;
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const uint8_t *end;
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size_t remaining;
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int flags;
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};
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typedef struct CborEncoder CborEncoder;
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static const size_t CborIndefiniteLength = SIZE_MAX;
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CBOR_API void cbor_encoder_init(CborEncoder *encoder, uint8_t *buffer, size_t size, int flags);
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CBOR_API CborError cbor_encode_uint(CborEncoder *encoder, uint64_t value);
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CBOR_API CborError cbor_encode_int(CborEncoder *encoder, int64_t value);
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CBOR_API CborError cbor_encode_negative_int(CborEncoder *encoder, uint64_t absolute_value);
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CBOR_API CborError cbor_encode_simple_value(CborEncoder *encoder, uint8_t value);
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CBOR_API CborError cbor_encode_tag(CborEncoder *encoder, CborTag tag);
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CBOR_API CborError cbor_encode_text_string(CborEncoder *encoder, const char *string, size_t length);
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CBOR_INLINE_API CborError cbor_encode_text_stringz(CborEncoder *encoder, const char *string)
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{ return cbor_encode_text_string(encoder, string, strlen(string)); }
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CBOR_API CborError cbor_encode_byte_string(CborEncoder *encoder, const uint8_t *string, size_t length);
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CBOR_API CborError cbor_encode_floating_point(CborEncoder *encoder, CborType fpType, const void *value);
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CBOR_INLINE_API CborError cbor_encode_boolean(CborEncoder *encoder, bool value)
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{ return cbor_encode_simple_value(encoder, (int)value - 1 + (CborBooleanType & 0x1f)); }
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CBOR_INLINE_API CborError cbor_encode_null(CborEncoder *encoder)
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{ return cbor_encode_simple_value(encoder, CborNullType & 0x1f); }
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CBOR_INLINE_API CborError cbor_encode_undefined(CborEncoder *encoder)
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{ return cbor_encode_simple_value(encoder, CborUndefinedType & 0x1f); }
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CBOR_INLINE_API CborError cbor_encode_half_float(CborEncoder *encoder, const void *value)
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{ return cbor_encode_floating_point(encoder, CborHalfFloatType, value); }
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CBOR_INLINE_API CborError cbor_encode_float(CborEncoder *encoder, float value)
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{ return cbor_encode_floating_point(encoder, CborFloatType, &value); }
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CBOR_INLINE_API CborError cbor_encode_double(CborEncoder *encoder, double value)
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{ return cbor_encode_floating_point(encoder, CborDoubleType, &value); }
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CBOR_API CborError cbor_encoder_create_array(CborEncoder *encoder, CborEncoder *arrayEncoder, size_t length);
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CBOR_API CborError cbor_encoder_create_map(CborEncoder *encoder, CborEncoder *mapEncoder, size_t length);
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CBOR_API CborError cbor_encoder_close_container(CborEncoder *encoder, const CborEncoder *containerEncoder);
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CBOR_API CborError cbor_encoder_close_container_checked(CborEncoder *encoder, const CborEncoder *containerEncoder);
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CBOR_INLINE_API uint8_t *_cbor_encoder_get_buffer_pointer(const CborEncoder *encoder)
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{
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return encoder->data.ptr;
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}
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CBOR_INLINE_API size_t cbor_encoder_get_buffer_size(const CborEncoder *encoder, const uint8_t *buffer)
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{
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return (size_t)(encoder->data.ptr - buffer);
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}
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CBOR_INLINE_API size_t cbor_encoder_get_extra_bytes_needed(const CborEncoder *encoder)
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{
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return encoder->end ? 0 : (size_t)encoder->data.bytes_needed;
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}
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/* Parser API */
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enum CborParserIteratorFlags
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{
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CborIteratorFlag_IntegerValueTooLarge = 0x01,
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CborIteratorFlag_NegativeInteger = 0x02,
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CborIteratorFlag_IteratingStringChunks = 0x02,
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CborIteratorFlag_UnknownLength = 0x04,
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CborIteratorFlag_ContainerIsMap = 0x20
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};
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struct CborParser
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{
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const uint8_t *end;
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uint32_t flags;
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};
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typedef struct CborParser CborParser;
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struct CborValue
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{
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const CborParser *parser;
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const uint8_t *ptr;
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uint32_t remaining;
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uint16_t extra;
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uint8_t type;
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uint8_t flags;
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};
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typedef struct CborValue CborValue;
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CBOR_API CborError cbor_parser_init(const uint8_t *buffer, size_t size, uint32_t flags, CborParser *parser, CborValue *it);
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CBOR_API CborError cbor_value_validate_basic(const CborValue *it);
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CBOR_INLINE_API bool cbor_value_at_end(const CborValue *it)
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{ return it->remaining == 0; }
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CBOR_INLINE_API const uint8_t *cbor_value_get_next_byte(const CborValue *it)
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{ return it->ptr; }
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CBOR_API CborError cbor_value_advance_fixed(CborValue *it);
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CBOR_API CborError cbor_value_advance(CborValue *it);
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CBOR_INLINE_API bool cbor_value_is_container(const CborValue *it)
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{ return it->type == CborArrayType || it->type == CborMapType; }
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CBOR_API CborError cbor_value_enter_container(const CborValue *it, CborValue *recursed);
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CBOR_API CborError cbor_value_leave_container(CborValue *it, const CborValue *recursed);
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CBOR_PRIVATE_API uint64_t _cbor_value_decode_int64_internal(const CborValue *value);
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CBOR_INLINE_API uint64_t _cbor_value_extract_int64_helper(const CborValue *value)
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{
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return value->flags & CborIteratorFlag_IntegerValueTooLarge ?
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_cbor_value_decode_int64_internal(value) : value->extra;
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}
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CBOR_INLINE_API bool cbor_value_is_valid(const CborValue *value)
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{ return value && value->type != CborInvalidType; }
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CBOR_INLINE_API CborType cbor_value_get_type(const CborValue *value)
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{ return (CborType)value->type; }
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/* Null & undefined type */
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CBOR_INLINE_API bool cbor_value_is_null(const CborValue *value)
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{ return value->type == CborNullType; }
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CBOR_INLINE_API bool cbor_value_is_undefined(const CborValue *value)
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{ return value->type == CborUndefinedType; }
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/* Booleans */
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CBOR_INLINE_API bool cbor_value_is_boolean(const CborValue *value)
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{ return value->type == CborBooleanType; }
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CBOR_INLINE_API CborError cbor_value_get_boolean(const CborValue *value, bool *result)
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{
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assert(cbor_value_is_boolean(value));
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*result = !!value->extra;
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return CborNoError;
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}
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/* Simple types */
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CBOR_INLINE_API bool cbor_value_is_simple_type(const CborValue *value)
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{ return value->type == CborSimpleType; }
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CBOR_INLINE_API CborError cbor_value_get_simple_type(const CborValue *value, uint8_t *result)
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{
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assert(cbor_value_is_simple_type(value));
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*result = (uint8_t)value->extra;
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return CborNoError;
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}
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/* Integers */
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CBOR_INLINE_API bool cbor_value_is_integer(const CborValue *value)
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{ return value->type == CborIntegerType; }
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CBOR_INLINE_API bool cbor_value_is_unsigned_integer(const CborValue *value)
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{ return cbor_value_is_integer(value) && (value->flags & CborIteratorFlag_NegativeInteger) == 0; }
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CBOR_INLINE_API bool cbor_value_is_negative_integer(const CborValue *value)
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{ return cbor_value_is_integer(value) && (value->flags & CborIteratorFlag_NegativeInteger); }
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CBOR_INLINE_API CborError cbor_value_get_raw_integer(const CborValue *value, uint64_t *result)
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{
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assert(cbor_value_is_integer(value));
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*result = _cbor_value_extract_int64_helper(value);
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return CborNoError;
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}
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CBOR_INLINE_API CborError cbor_value_get_uint64(const CborValue *value, uint64_t *result)
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{
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assert(cbor_value_is_unsigned_integer(value));
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*result = _cbor_value_extract_int64_helper(value);
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return CborNoError;
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}
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CBOR_INLINE_API CborError cbor_value_get_int64(const CborValue *value, int64_t *result)
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{
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assert(cbor_value_is_integer(value));
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*result = (int64_t) _cbor_value_extract_int64_helper(value);
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if (value->flags & CborIteratorFlag_NegativeInteger)
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*result = -*result - 1;
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return CborNoError;
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}
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CBOR_INLINE_API CborError cbor_value_get_int(const CborValue *value, int *result)
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{
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assert(cbor_value_is_integer(value));
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*result = (int) _cbor_value_extract_int64_helper(value);
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if (value->flags & CborIteratorFlag_NegativeInteger)
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*result = -*result - 1;
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return CborNoError;
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}
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CBOR_API CborError cbor_value_get_int64_checked(const CborValue *value, int64_t *result);
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CBOR_API CborError cbor_value_get_int_checked(const CborValue *value, int *result);
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CBOR_INLINE_API bool cbor_value_is_length_known(const CborValue *value)
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{ return (value->flags & CborIteratorFlag_UnknownLength) == 0; }
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/* Tags */
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CBOR_INLINE_API bool cbor_value_is_tag(const CborValue *value)
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{ return value->type == CborTagType; }
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CBOR_INLINE_API CborError cbor_value_get_tag(const CborValue *value, CborTag *result)
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{
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assert(cbor_value_is_tag(value));
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*result = _cbor_value_extract_int64_helper(value);
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return CborNoError;
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}
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CBOR_API CborError cbor_value_skip_tag(CborValue *it);
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/* Strings */
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CBOR_INLINE_API bool cbor_value_is_byte_string(const CborValue *value)
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{ return value->type == CborByteStringType; }
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CBOR_INLINE_API bool cbor_value_is_text_string(const CborValue *value)
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{ return value->type == CborTextStringType; }
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CBOR_INLINE_API CborError cbor_value_get_string_length(const CborValue *value, size_t *length)
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{
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uint64_t v;
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assert(cbor_value_is_byte_string(value) || cbor_value_is_text_string(value));
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if (!cbor_value_is_length_known(value))
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return CborErrorUnknownLength;
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v = _cbor_value_extract_int64_helper(value);
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*length = (size_t)v;
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if (*length != v)
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return CborErrorDataTooLarge;
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return CborNoError;
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}
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CBOR_PRIVATE_API CborError _cbor_value_copy_string(const CborValue *value, void *buffer,
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size_t *buflen, CborValue *next);
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CBOR_PRIVATE_API CborError _cbor_value_dup_string(const CborValue *value, void **buffer,
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size_t *buflen, CborValue *next);
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CBOR_API CborError cbor_value_calculate_string_length(const CborValue *value, size_t *length);
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CBOR_INLINE_API CborError cbor_value_copy_text_string(const CborValue *value, char *buffer,
|
|
size_t *buflen, CborValue *next)
|
|
{
|
|
assert(cbor_value_is_text_string(value));
|
|
return _cbor_value_copy_string(value, buffer, buflen, next);
|
|
}
|
|
CBOR_INLINE_API CborError cbor_value_copy_byte_string(const CborValue *value, uint8_t *buffer,
|
|
size_t *buflen, CborValue *next)
|
|
{
|
|
assert(cbor_value_is_byte_string(value));
|
|
return _cbor_value_copy_string(value, buffer, buflen, next);
|
|
}
|
|
|
|
CBOR_INLINE_API CborError cbor_value_dup_text_string(const CborValue *value, char **buffer,
|
|
size_t *buflen, CborValue *next)
|
|
{
|
|
assert(cbor_value_is_text_string(value));
|
|
return _cbor_value_dup_string(value, (void **)buffer, buflen, next);
|
|
}
|
|
CBOR_INLINE_API CborError cbor_value_dup_byte_string(const CborValue *value, uint8_t **buffer,
|
|
size_t *buflen, CborValue *next)
|
|
{
|
|
assert(cbor_value_is_byte_string(value));
|
|
return _cbor_value_dup_string(value, (void **)buffer, buflen, next);
|
|
}
|
|
|
|
CBOR_API CborError cbor_value_text_string_equals(const CborValue *value, const char *string, bool *result);
|
|
|
|
/* Maps and arrays */
|
|
CBOR_INLINE_API bool cbor_value_is_array(const CborValue *value)
|
|
{ return value->type == CborArrayType; }
|
|
CBOR_INLINE_API bool cbor_value_is_map(const CborValue *value)
|
|
{ return value->type == CborMapType; }
|
|
|
|
CBOR_INLINE_API CborError cbor_value_get_array_length(const CborValue *value, size_t *length)
|
|
{
|
|
uint64_t v;
|
|
assert(cbor_value_is_array(value));
|
|
if (!cbor_value_is_length_known(value))
|
|
return CborErrorUnknownLength;
|
|
v = _cbor_value_extract_int64_helper(value);
|
|
*length = (size_t)v;
|
|
if (*length != v)
|
|
return CborErrorDataTooLarge;
|
|
return CborNoError;
|
|
}
|
|
|
|
CBOR_INLINE_API CborError cbor_value_get_map_length(const CborValue *value, size_t *length)
|
|
{
|
|
uint64_t v;
|
|
assert(cbor_value_is_map(value));
|
|
if (!cbor_value_is_length_known(value))
|
|
return CborErrorUnknownLength;
|
|
v = _cbor_value_extract_int64_helper(value);
|
|
*length = (size_t)v;
|
|
if (*length != v)
|
|
return CborErrorDataTooLarge;
|
|
return CborNoError;
|
|
}
|
|
|
|
CBOR_API CborError cbor_value_map_find_value(const CborValue *map, const char *string, CborValue *element);
|
|
|
|
/* Floating point */
|
|
CBOR_INLINE_API bool cbor_value_is_half_float(const CborValue *value)
|
|
{ return value->type == CborHalfFloatType; }
|
|
CBOR_API CborError cbor_value_get_half_float(const CborValue *value, void *result);
|
|
|
|
CBOR_INLINE_API bool cbor_value_is_float(const CborValue *value)
|
|
{ return value->type == CborFloatType; }
|
|
CBOR_INLINE_API CborError cbor_value_get_float(const CborValue *value, float *result)
|
|
{
|
|
uint32_t data;
|
|
assert(cbor_value_is_float(value));
|
|
assert(value->flags & CborIteratorFlag_IntegerValueTooLarge);
|
|
data = (uint32_t)_cbor_value_decode_int64_internal(value);
|
|
memcpy(result, &data, sizeof(*result));
|
|
return CborNoError;
|
|
}
|
|
|
|
CBOR_INLINE_API bool cbor_value_is_double(const CborValue *value)
|
|
{ return value->type == CborDoubleType; }
|
|
CBOR_INLINE_API CborError cbor_value_get_double(const CborValue *value, double *result)
|
|
{
|
|
uint64_t data;
|
|
assert(cbor_value_is_double(value));
|
|
assert(value->flags & CborIteratorFlag_IntegerValueTooLarge);
|
|
data = _cbor_value_decode_int64_internal(value);
|
|
memcpy(result, &data, sizeof(*result));
|
|
return CborNoError;
|
|
}
|
|
|
|
/* Validation API */
|
|
|
|
enum CborValidationFlags {
|
|
/* Bit mapping:
|
|
* bits 0-7 (8 bits): canonical format
|
|
* bits 8-11 (4 bits): canonical format & strict mode
|
|
* bits 12-20 (8 bits): strict mode
|
|
* bits 21-31 (10 bits): other
|
|
*/
|
|
|
|
CborValidateShortestIntegrals = 0x0001,
|
|
CborValidateShortestFloatingPoint = 0x0002,
|
|
CborValidateShortestNumbers = CborValidateShortestIntegrals | CborValidateShortestFloatingPoint,
|
|
CborValidateNoIndeterminateLength = 0x0100,
|
|
CborValidateMapIsSorted = 0x0200 | CborValidateNoIndeterminateLength,
|
|
|
|
CborValidateCanonicalFormat = 0x0fff,
|
|
|
|
CborValidateMapKeysAreUnique = 0x1000 | CborValidateMapIsSorted,
|
|
CborValidateTagUse = 0x2000,
|
|
CborValidateUtf8 = 0x4000,
|
|
|
|
CborValidateStrictMode = 0xfff00,
|
|
|
|
CborValidateMapKeysAreString = 0x100000,
|
|
CborValidateNoUndefined = 0x200000,
|
|
CborValidateNoTags = 0x400000,
|
|
CborValidateFiniteFloatingPoint = 0x800000,
|
|
/* unused = 0x1000000, */
|
|
/* unused = 0x2000000, */
|
|
|
|
CborValidateNoUnknownSimpleTypesSA = 0x4000000,
|
|
CborValidateNoUnknownSimpleTypes = 0x8000000 | CborValidateNoUnknownSimpleTypesSA,
|
|
CborValidateNoUnknownTagsSA = 0x10000000,
|
|
CborValidateNoUnknownTagsSR = 0x20000000 | CborValidateNoUnknownTagsSA,
|
|
CborValidateNoUnknownTags = 0x40000000 | CborValidateNoUnknownTagsSR,
|
|
|
|
CborValidateCompleteData = (int)0x80000000,
|
|
|
|
CborValidateStrictest = (int)~0U,
|
|
CborValidateBasic = 0
|
|
};
|
|
|
|
CBOR_API CborError cbor_value_validate(const CborValue *it, uint32_t flags);
|
|
|
|
/* Human-readable (dump) API */
|
|
|
|
enum CborPrettyFlags {
|
|
CborPrettyNumericEncodingIndicators = 0x01,
|
|
CborPrettyTextualEncodingIndicators = 0,
|
|
|
|
CborPrettyIndicateIndeterminateLength = 0x02,
|
|
CborPrettyIndicateIndetermineLength = CborPrettyIndicateIndeterminateLength, /* deprecated */
|
|
CborPrettyIndicateOverlongNumbers = 0x04,
|
|
|
|
CborPrettyShowStringFragments = 0x100,
|
|
CborPrettyMergeStringFragments = 0,
|
|
|
|
CborPrettyDefaultFlags = CborPrettyIndicateIndeterminateLength
|
|
};
|
|
|
|
typedef CborError (*CborStreamFunction)(void *token, const char *fmt, ...)
|
|
#ifdef __GNUC__
|
|
#if defined(__MINGW32__) || defined(__MINGW64__)
|
|
__attribute__((__format__(__MINGW_PRINTF_FORMAT, 2, 3)))
|
|
#else
|
|
__attribute__((__format__(printf, 2, 3)))
|
|
#endif
|
|
#endif
|
|
;
|
|
|
|
CBOR_API CborError cbor_value_to_pretty_stream(CborStreamFunction streamFunction, void *token, CborValue *value, int flags);
|
|
|
|
/* The following API requires a hosted C implementation (uses FILE*) */
|
|
#if !defined(__STDC_HOSTED__) || __STDC_HOSTED__-0 == 1
|
|
CBOR_API CborError cbor_value_to_pretty_advance_flags(FILE *out, CborValue *value, int flags);
|
|
CBOR_API CborError cbor_value_to_pretty_advance(FILE *out, CborValue *value);
|
|
CBOR_INLINE_API CborError cbor_value_to_pretty(FILE *out, const CborValue *value)
|
|
{
|
|
CborValue copy = *value;
|
|
return cbor_value_to_pretty_advance_flags(out, ©, CborPrettyDefaultFlags);
|
|
}
|
|
#endif /* __STDC_HOSTED__ check */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* CBOR_H */
|
|
|