1/* 2 * Copyright (c) 2012,2014 Apple Inc. All Rights Reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23 24 25#include "utilities/der_plist.h" 26#include "utilities/der_plist_internal.h" 27 28#include "utilities/SecCFRelease.h" 29#include "utilities/array_size.h" 30 31#include <CoreFoundation/CoreFoundation.h> 32 33#include "utilities_regressions.h" 34 35#define kMaxResultSize 30 36 37struct test_case { 38 long long value; 39 size_t encoded_size; 40 uint8_t encoded[20]; 41}; 42 43static struct test_case test_cases[] = 44{ 45 { .value = 0, .encoded_size = 3, .encoded = { 0x02, 0x01, 0x00 }, }, 46 { .value = 1, .encoded_size = 3, .encoded = { 0x02, 0x01, 0x01 }, }, 47 { .value = 128, .encoded_size = 4, .encoded = { 0x02, 0x02, 0x00, 0x80 }, }, 48 { .value = -1, .encoded_size = 3, .encoded = { 0x02, 0x01, 0xFF }, }, 49 { .value = -129, .encoded_size = 4, .encoded = { 0x02, 0x02, 0xFF, 0x7F }, }, 50 { .value = 1000, .encoded_size = 4, .encoded = { 0x02, 0x02, 0x03, 0xE8, }, }, 51 { .value = 65280, .encoded_size = 5, .encoded = { 0x02, 0x03, 0x00, 0xFF, 0x00 }, }, 52 { .value = 41234576, .encoded_size = 6, .encoded = { 0x02, 0x04, 0x02, 0x75, 0x30, 0x90 }, }, 53 { .value = -412343576, .encoded_size = 6, .encoded = { 0x02, 0x04, 0xE7, 0x6C, 0x22, 0xE8 }, }, 54}; 55 56#define kTestsPerTestCase 8 57static void one_test(const struct test_case * thisCase) 58{ 59 uint8_t buffer[kMaxResultSize]; 60 uint8_t* buffer_end = buffer + sizeof(buffer); 61 62 CFNumberRef initialValue = CFNumberCreate(NULL, kCFNumberLongLongType, &thisCase->value); 63 64 uint8_t* encoded = der_encode_plist(initialValue, NULL, buffer, buffer_end); 65 66 ok(encoded != NULL && 67 (thisCase->encoded_size == (buffer_end - encoded)) && 68 (memcmp(encoded, thisCase->encoded, thisCase->encoded_size) == 0)); 69 70 encoded = der_encode_number(initialValue, NULL, buffer, buffer_end); 71 72 ok(encoded != NULL && 73 (thisCase->encoded_size == (buffer_end - encoded)) && 74 (memcmp(encoded, thisCase->encoded, thisCase->encoded_size) == 0)); 75 76#if 0 77 printf(".size = %d, .res = { ", (buffer_end - encoded)); 78 for(int c = 0; c < (buffer_end - encoded); ++c) 79 printf("0x%02X, ", encoded[c]); 80 printf("},\n"); 81#endif 82 83 CFNumberRef decoded = NULL; 84 85 const uint8_t* decode_end = der_decode_number(NULL, kCFPropertyListMutableContainersAndLeaves, 86 &decoded, NULL, encoded, buffer_end); 87 88 ok(decode_end == buffer_end, "didn't decode whole buffer"); 89 ok((decoded != NULL) && CFEqual(decoded, initialValue), "Didn't make equal value."); 90 91 CFPropertyListRef decoded_type = NULL; 92 93 decode_end = der_decode_plist(NULL, kCFPropertyListMutableContainersAndLeaves, 94 &decoded_type, NULL, encoded, buffer_end); 95 96 ok(decode_end == buffer_end, "didn't decode whole buffer"); 97 ok((decoded != NULL) && CFEqual(decoded_type, initialValue), "Didn't make equal value."); 98 99 ok(der_sizeof_number(initialValue, NULL) == thisCase->encoded_size, "Size correct."); 100 ok(der_sizeof_plist(initialValue, NULL) == thisCase->encoded_size, "Size correct."); 101 102 CFReleaseNull(decoded); 103 CFReleaseNull(decoded_type); 104} 105 106#define kTestCount (array_size(test_cases) * kTestsPerTestCase) 107static void tests(void) 108{ 109 for (int testnumber = 0; testnumber < array_size(test_cases); ++testnumber) 110 one_test(test_cases + testnumber); 111} 112 113int su_13_cfnumber_der(int argc, char *const *argv) 114{ 115 plan_tests(kTestCount); 116 tests(); 117 118 return 0; 119} 120