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qcbor_decode_tests.c
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qcbor_decode_tests.c
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/*==============================================================================
* Copyright (c) 2016-2018, The Linux Foundation.
* Copyright (c) 2018-2024, Laurence Lundblade.
* Copyright (c) 2021, Arm Limited.
* 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 Linux Foundation nor the names of its
contributors, nor the name "Laurence Lundblade" may be used to
endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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.
=============================================================================*/
#include "qcbor_decode_tests.h"
#include "qcbor/qcbor_encode.h"
#include "qcbor/qcbor_decode.h"
#include "qcbor/qcbor_spiffy_decode.h"
#include <string.h>
#include <math.h> // for fabs()
#include "not_well_formed_cbor.h"
// Handy macro to compare a UsefulBuf to a C string
#define UsefulBufCompareToSZ(x, y) \
UsefulBuf_Compare(x, UsefulBuf_FromSZ(y))
#ifdef PRINT_FUNCTIONS_FOR_DEBUGGING
#include <stdio.h>
static void PrintUsefulBufC(const char *szLabel, UsefulBufC Buf)
{
if(szLabel) {
printf("%s ", szLabel);
}
size_t i;
for(i = 0; i < Buf.len; i++) {
uint8_t Z = ((uint8_t *)Buf.ptr)[i];
printf("%02x ", Z);
}
printf("\n");
fflush(stdout);
}
#endif /* PRINT_FUNCTIONS_FOR_DEBUGGING */
/* Make a test results code that includes three components. Return code
* is xxxyyyzzz where zz is the error code, yy is the test number and
* zz is check being performed
*/
static int32_t
MakeTestResultCode(uint32_t uTestCase,
uint32_t uTestNumber,
QCBORError uErrorCode)
{
uint32_t uCode = (uTestCase * 1000000) +
(uTestNumber * 1000) +
(uint32_t)uErrorCode;
return (int32_t)uCode;
}
/*
[
-9223372036854775808,
-4294967297,
-4294967296,
-4294967295,
-4294967294,
-2147483648,
-2147483647,
-65538,
-65537,
-65536,
-65535,
-65534,
-257,
-256,
-255,
-254,
-25,
-24,
-23,
-1,
0,
0,
1,
22,
23,
24,
25,
26,
254,
255,
256,
257,
65534,
65535,
65536,
65537,
65538,
2147483647,
2147483647,
2147483648,
2147483649,
4294967294,
4294967295,
4294967296,
4294967297,
9223372036854775807,
18446744073709551615
]
*/
static const uint8_t spExpectedEncodedInts[] = {
0x98, 0x2f, 0x3b, 0x7f, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0x3b, 0x00, 0x00, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x3a, 0xff, 0xff, 0xff,
0xff, 0x3a, 0xff, 0xff, 0xff, 0xfe, 0x3a, 0xff,
0xff, 0xff, 0xfd, 0x3a, 0x7f, 0xff, 0xff, 0xff,
0x3a, 0x7f, 0xff, 0xff, 0xfe, 0x3a, 0x00, 0x01,
0x00, 0x01, 0x3a, 0x00, 0x01, 0x00, 0x00, 0x39,
0xff, 0xff, 0x39, 0xff, 0xfe, 0x39, 0xff, 0xfd,
0x39, 0x01, 0x00, 0x38, 0xff, 0x38, 0xfe, 0x38,
0xfd, 0x38, 0x18, 0x37, 0x36, 0x20, 0x00, 0x00,
0x01, 0x16, 0x17, 0x18, 0x18, 0x18, 0x19, 0x18,
0x1a, 0x18, 0xfe, 0x18, 0xff, 0x19, 0x01, 0x00,
0x19, 0x01, 0x01, 0x19, 0xff, 0xfe, 0x19, 0xff,
0xff, 0x1a, 0x00, 0x01, 0x00, 0x00, 0x1a, 0x00,
0x01, 0x00, 0x01, 0x1a, 0x00, 0x01, 0x00, 0x02,
0x1a, 0x7f, 0xff, 0xff, 0xff, 0x1a, 0x7f, 0xff,
0xff, 0xff, 0x1a, 0x80, 0x00, 0x00, 0x00, 0x1a,
0x80, 0x00, 0x00, 0x01, 0x1a, 0xff, 0xff, 0xff,
0xfe, 0x1a, 0xff, 0xff, 0xff, 0xff, 0x1b, 0x00,
0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x1b,
0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01,
0x1b, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0x1b, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff};
// return CBOR error or -1 if type of value doesn't match
static int32_t IntegerValuesParseTestInternal(QCBORDecodeContext *pDCtx)
{
QCBORItem Item;
QCBORError nCBORError;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_ARRAY)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -9223372036854775807LL - 1)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -4294967297)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -4294967296)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -4294967295)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -4294967294)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -2147483648)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -2147483647)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -65538)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -65537)
return -1;
if((nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -65536)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -65535)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -65534)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -257)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -256)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -255)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -254)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -25)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -24)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -23)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != -1)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 0)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 0)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 1)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 22)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 23)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 24)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 25)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 26)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 254)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 255)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 256)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 257)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 65534)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 65535)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 65536)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 65537)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 65538)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 2147483647)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 2147483647)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 2147483648)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 2147483649)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 4294967294)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 4294967295)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 4294967296)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 4294967297)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_INT64 ||
Item.val.int64 != 9223372036854775807LL)
return -1;
if(( nCBORError = QCBORDecode_GetNext(pDCtx, &Item)))
return (int32_t)nCBORError;
if(Item.uDataType != QCBOR_TYPE_UINT64 ||
Item.val.uint64 != 18446744073709551615ULL)
return -1;
if(QCBORDecode_Finish(pDCtx) != QCBOR_SUCCESS) {
return -1;
}
return 0;
}
/* One less than the smallest negative integer allowed in C. Decoding
this should fail.
-9223372036854775809
*/
static const uint8_t spTooSmallNegative[] = {
0x3b, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
/*
Tests the decoding of lots of different integers sizes
and values.
*/
int32_t IntegerValuesParseTest(void)
{
int nReturn;
QCBORDecodeContext DCtx;
QCBORDecode_Init(&DCtx,
UsefulBuf_FROM_BYTE_ARRAY_LITERAL(spExpectedEncodedInts),
QCBOR_DECODE_MODE_NORMAL);
// The really big test of all successes
nReturn = IntegerValuesParseTestInternal(&DCtx);
if(nReturn) {
return nReturn;
}
// The one large negative integer that can be parsed
QCBORDecode_Init(&DCtx,
UsefulBuf_FROM_BYTE_ARRAY_LITERAL(spTooSmallNegative),
QCBOR_DECODE_MODE_NORMAL);
QCBORItem item;
if(QCBORDecode_GetNext(&DCtx, &item) != QCBOR_ERR_INT_OVERFLOW) {
nReturn = -4000;
}
return(nReturn);
}
/*
Creates a simple CBOR array and returns it in *pEncoded. The array is
malloced and needs to be freed. This is used by several tests.
Two of the inputs can be set. Two other items in the array are fixed.
*/
static uint8_t spSimpleArrayBuffer[50];
static int32_t CreateSimpleArray(int nInt1, int nInt2, uint8_t **pEncoded, size_t *pEncodedLen)
{
QCBOREncodeContext ECtx;
int nReturn = -1;
*pEncoded = NULL;
*pEncodedLen = INT32_MAX;
// loop runs CBOR encoding twice. First with no buffer to
// calculate the length so buffer can be allocated correctly,
// and last with the buffer to do the actual encoding
do {
QCBOREncode_Init(&ECtx, (UsefulBuf){*pEncoded, *pEncodedLen});
QCBOREncode_OpenArray(&ECtx);
QCBOREncode_AddInt64(&ECtx, nInt1);
QCBOREncode_AddInt64(&ECtx, nInt2);
QCBOREncode_AddBytes(&ECtx, ((UsefulBufC) {"galactic", 8}));
QCBOREncode_AddBytes(&ECtx, ((UsefulBufC) {"haven token", 11}));
QCBOREncode_CloseArray(&ECtx);
if(QCBOREncode_FinishGetSize(&ECtx, pEncodedLen))
goto Done;
if(*pEncoded != NULL) {
nReturn = 0;
goto Done;
}
// Use static buffer to avoid dependency on malloc()
if(*pEncodedLen > sizeof(spSimpleArrayBuffer)) {
goto Done;
}
*pEncoded = spSimpleArrayBuffer;
} while(1);
Done:
return nReturn;
}
/*
Some basic CBOR with map and array used in a lot of tests.
The map labels are all strings
{
"first integer": 42,
"an array of two strings": [
"string1", "string2"
],
"map in a map": {
"bytes 1": h'78787878',
"bytes 2": h'79797979',
"another int": 98,
"text 2": "lies, damn lies and statistics"
}
}
*/
static const uint8_t pValidMapEncoded[] = {
0xa3, 0x6d, 0x66, 0x69, 0x72, 0x73, 0x74, 0x20,
0x69, 0x6e, 0x74, 0x65, 0x67, 0x65, 0x72, 0x18,
0x2a, 0x77, 0x61, 0x6e, 0x20, 0x61, 0x72, 0x72,
0x61, 0x79, 0x20, 0x6f, 0x66, 0x20, 0x74, 0x77,
0x6f, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67,
0x73, 0x82, 0x67, 0x73, 0x74, 0x72, 0x69, 0x6e,
0x67, 0x31, 0x67, 0x73, 0x74, 0x72, 0x69, 0x6e,
0x67, 0x32, 0x6c, 0x6d, 0x61, 0x70, 0x20, 0x69,
0x6e, 0x20, 0x61, 0x20, 0x6d, 0x61, 0x70, 0xa4,
0x67, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20, 0x31,
0x44, 0x78, 0x78, 0x78, 0x78, 0x67, 0x62, 0x79,
0x74, 0x65, 0x73, 0x20, 0x32, 0x44, 0x79, 0x79,
0x79, 0x79, 0x6b, 0x61, 0x6e, 0x6f, 0x74, 0x68,
0x65, 0x72, 0x20, 0x69, 0x6e, 0x74, 0x18, 0x62,
0x66, 0x74, 0x65, 0x78, 0x74, 0x20, 0x32, 0x78,
0x1e, 0x6c, 0x69, 0x65, 0x73, 0x2c, 0x20, 0x64,
0x61, 0x6d, 0x6e, 0x20, 0x6c, 0x69, 0x65, 0x73,
0x20, 0x61, 0x6e, 0x64, 0x20, 0x73, 0x74, 0x61,
0x74, 0x69, 0x73, 0x74, 0x69, 0x63, 0x73 };
#ifndef QCBOR_DISABLE_INDEFINITE_LENGTH_ARRAYS
// Same as above, but with indefinite lengths.
static const uint8_t pValidMapIndefEncoded[] = {
0xbf, 0x6d, 0x66, 0x69, 0x72, 0x73, 0x74, 0x20,
0x69, 0x6e, 0x74, 0x65, 0x67, 0x65, 0x72, 0x18,
0x2a, 0x77, 0x61, 0x6e, 0x20, 0x61, 0x72, 0x72,
0x61, 0x79, 0x20, 0x6f, 0x66, 0x20, 0x74, 0x77,
0x6f, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67,
0x73, 0x9f, 0x67, 0x73, 0x74, 0x72, 0x69, 0x6e,
0x67, 0x31, 0x67, 0x73, 0x74, 0x72, 0x69, 0x6e,
0x67, 0x32, 0xff, 0x6c, 0x6d, 0x61, 0x70, 0x20,
0x69, 0x6e, 0x20, 0x61, 0x20, 0x6d, 0x61, 0x70,
0xbf, 0x67, 0x62, 0x79, 0x74, 0x65, 0x73, 0x20,
0x31, 0x44, 0x78, 0x78, 0x78, 0x78, 0x67, 0x62,
0x79, 0x74, 0x65, 0x73, 0x20, 0x32, 0x44, 0x79,
0x79, 0x79, 0x79, 0x6b, 0x61, 0x6e, 0x6f, 0x74,
0x68, 0x65, 0x72, 0x20, 0x69, 0x6e, 0x74, 0x18,
0x62, 0x66, 0x74, 0x65, 0x78, 0x74, 0x20, 0x32,
0x78, 0x1e, 0x6c, 0x69, 0x65, 0x73, 0x2c, 0x20,
0x64, 0x61, 0x6d, 0x6e, 0x20, 0x6c, 0x69, 0x65,
0x73, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x73, 0x74,
0x61, 0x74, 0x69, 0x73, 0x74, 0x69, 0x63, 0x73,
0xff, 0xff};
#endif /* QCBOR_DISABLE_INDEFINITE_LENGTH_ARRAYS */
static int32_t ParseOrderedArray(const uint8_t *pEncoded,
size_t nLen,
int64_t *pInt1,
int64_t *pInt2,
const uint8_t **pBuf3,
size_t *pBuf3Len,
const uint8_t **pBuf4,
size_t *pBuf4Len)
{
QCBORDecodeContext DCtx;
QCBORItem Item;
int nReturn = -1; // assume error until success
QCBORDecode_Init(&DCtx,
(UsefulBufC){pEncoded, nLen},
QCBOR_DECODE_MODE_NORMAL);
// Make sure the first thing is a map
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY) {
goto Done;
}
// First integer
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_INT64) {
goto Done;
}
*pInt1 = Item.val.int64;
// Second integer
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_INT64) {
goto Done;
}
*pInt2 = Item.val.int64;
// First string
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_BYTE_STRING) {
goto Done;
}
*pBuf3 = Item.val.string.ptr;
*pBuf3Len = Item.val.string.len;
// Second string
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_BYTE_STRING) {
goto Done;
}
*pBuf4 = Item.val.string.ptr;
*pBuf4Len = Item.val.string.len;
nReturn = 0;
Done:
return(nReturn);
}
int32_t SimpleArrayTest(void)
{
uint8_t *pEncoded;
size_t nEncodedLen;
int64_t i1=0, i2=0;
size_t i3=0, i4=0;
const uint8_t *s3= (uint8_t *)"";
const uint8_t *s4= (uint8_t *)"";
if(CreateSimpleArray(23, 6000, &pEncoded, &nEncodedLen) < 0) {
return(-1);
}
ParseOrderedArray(pEncoded, nEncodedLen, &i1, &i2, &s3, &i3, &s4, &i4);
if(i1 != 23 ||
i2 != 6000 ||
i3 != 8 ||
i4 != 11 ||
memcmp("galactic", s3, 8) !=0 ||
memcmp("haven token", s4, 11) !=0) {
return(-1);
}
return(0);
}
/*
[
0,
[],
[
[],
[
0
],
{},
{
1: {},
2: {},
3: []
}
]
]
*/
static uint8_t sEmpties[] = {
0x83, 0x00, 0x80, 0x84, 0x80, 0x81, 0x00, 0xa0,
0xa3, 0x01, 0xa0, 0x02, 0xa0, 0x03, 0x80};
#ifndef QCBOR_DISABLE_INDEFINITE_LENGTH_ARRAYS
/* Same as above, but with indefinte lengths */
static const uint8_t sEmptiesIndef[] = {
0x9F,
0x00,
0x9F,
0xFF,
0x9F,
0x9F,
0xFF,
0x9F,
0x00,
0xFF,
0xBF,
0xFF,
0xBF,
0x01,
0xBF,
0xFF,
0x02,
0xBF,
0xFF,
0x03,
0x9F,
0xFF,
0xFF,
0xFF,
0xFF};
#endif /* QCBOR_DISABLE_INDEFINITE_LENGTH_ARRAYS */
static int32_t CheckEmpties(UsefulBufC input, bool bCheckCounts)
{
QCBORDecodeContext DCtx;
QCBORItem Item;
QCBORDecode_Init(&DCtx,
input,
QCBOR_DECODE_MODE_NORMAL);
// Array with 3 items
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY ||
Item.uNestingLevel != 0 ||
Item.uNextNestLevel != 1 ||
(bCheckCounts && Item.val.uCount != 3)) {
return -1;
}
// An integer 0
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_INT64 ||
Item.uNestingLevel != 1 ||
Item.uNextNestLevel != 1 ||
Item.val.uint64 != 0) {
return -2;
}
// An empty array
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY ||
Item.uNestingLevel != 1 ||
Item.uNextNestLevel != 1 ||
(bCheckCounts && Item.val.uCount != 0)) {
return -3;
}
// An array with 4 items
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY ||
Item.uNestingLevel != 1 ||
Item.uNextNestLevel != 2 ||
(bCheckCounts && Item.val.uCount != 4)) {
return -4;
}
// An empty array
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY ||
Item.uNestingLevel != 2 ||
Item.uNextNestLevel != 2 ||
(bCheckCounts && Item.val.uCount != 0)) {
return -5;
}
// An array with 1 item
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY ||
Item.uNestingLevel != 2 ||
Item.uNextNestLevel != 3 ||
(bCheckCounts && Item.val.uCount != 1)) {
return -6;
}
// An integer 0
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_INT64 ||
Item.uNestingLevel != 3 ||
Item.uNextNestLevel != 2 ||
Item.val.uint64 != 0) {
return -7;
}
// An empty map
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_MAP ||
Item.uNestingLevel != 2 ||
Item.uNextNestLevel != 2 ||
(bCheckCounts && Item.val.uCount != 0)) {
return -8;
}
// A map with 3 items
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_MAP ||
Item.uNestingLevel != 2 ||
Item.uNextNestLevel != 3 ||
(bCheckCounts && Item.val.uCount != 3)) {
return -9;
}
// An empty map
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_MAP ||
Item.uNestingLevel != 3 ||
Item.uNextNestLevel != 3 ||
(bCheckCounts && Item.val.uCount != 0)) {
return -10;
}
// An empty map
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_MAP ||
Item.uNestingLevel != 3 ||
Item.uNextNestLevel != 3 ||
(bCheckCounts && Item.val.uCount != 0)) {
return -11;
}
// An empty array
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY ||
Item.uNestingLevel != 3 ||
Item.uNextNestLevel != 0 ||
(bCheckCounts && Item.val.uCount != 0)) {
return -12;
}
if(QCBORDecode_Finish(&DCtx) != QCBOR_SUCCESS) {
return -13;
}
return 0;
}
int32_t EmptyMapsAndArraysTest(void)
{
int nResult;
nResult = CheckEmpties(UsefulBuf_FROM_BYTE_ARRAY_LITERAL(sEmpties),
true);
if(nResult) {
return nResult;
}
#ifndef QCBOR_DISABLE_INDEFINITE_LENGTH_ARRAYS
nResult = CheckEmpties(UsefulBuf_FROM_BYTE_ARRAY_LITERAL(sEmptiesIndef),
false);
if(nResult) {
return nResult -100;
}
#endif /* QCBOR_DISABLE_INDEFINITE_LENGTH_ARRAYS */
return 0;
}
static const uint8_t sEmptyMap[] = {
0xA1, //# map(1)
0x02, //# unsigned(2)
0xA0, //# map(0)
};
int32_t ParseEmptyMapInMapTest(void)
{
QCBORDecodeContext DCtx;
QCBORItem Item;
int nReturn = 0;
QCBORError uErr;
QCBORDecode_Init(&DCtx,
UsefulBuf_FROM_BYTE_ARRAY_LITERAL(sEmptyMap),
QCBOR_DECODE_MODE_NORMAL);
/* now open the first Map */
uErr = QCBORDecode_GetNext(&DCtx, &Item);
if(uErr != QCBOR_SUCCESS ||
Item.uDataType != QCBOR_TYPE_MAP) {
nReturn = -3;
goto done;
}
if(QCBORDecode_GetNext(&DCtx, &Item) != 0) {
nReturn = -1;
goto done;
}
if(Item.uDataType != QCBOR_TYPE_MAP ||
Item.uNestingLevel != 1 ||
Item.label.int64 != 2) {
nReturn = -2;
goto done;
}
done:
return(nReturn);
}
/* [[[[[[[[[[]]]]]]]]]] */
static const uint8_t spDeepArrays[] = {
0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81,
0x81, 0x80};
int32_t ParseDeepArrayTest(void)
{
QCBORDecodeContext DCtx;
int nReturn = 0;
int i;
QCBORDecode_Init(&DCtx,
UsefulBuf_FROM_BYTE_ARRAY_LITERAL(spDeepArrays),
QCBOR_DECODE_MODE_NORMAL);
for(i = 0; i < 10; i++) {
QCBORItem Item;
if(QCBORDecode_GetNext(&DCtx, &Item) != 0 ||
Item.uDataType != QCBOR_TYPE_ARRAY ||
Item.uNestingLevel != i) {