mirror of https://github.com/google/oss-fuzz.git
96 lines
3.0 KiB
C
96 lines
3.0 KiB
C
/* Copyright 2023 Google LLC
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
#include "lcms2.h"
|
|
|
|
wchar_t* generateWideString(const char* characters, const uint8_t *data){
|
|
if (!characters){
|
|
return NULL;
|
|
}
|
|
|
|
char stringToWide[10];
|
|
for (int i = 0; i < 9; i++){
|
|
stringToWide[i] = characters[data[i] % 95];
|
|
}
|
|
stringToWide[9] = '\0';
|
|
|
|
int requiredSize = mbstowcs(NULL, stringToWide, 0);
|
|
wchar_t* wideString = (wchar_t *)malloc((requiredSize + 1) * sizeof(wchar_t));
|
|
mbstowcs(wideString, stringToWide, requiredSize + 1);
|
|
return wideString;
|
|
}
|
|
|
|
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
|
|
if (size < 27){
|
|
return 0;
|
|
}
|
|
|
|
cmsContext context = cmsCreateContext(NULL, (void *)data);
|
|
if (!context) {
|
|
return 0;
|
|
}
|
|
|
|
// Create a Dictionary handle
|
|
cmsHANDLE hDict = cmsDictAlloc(context);
|
|
if (!hDict) {
|
|
return 0;
|
|
}
|
|
|
|
|
|
cmsMLU *mlu = cmsMLUalloc(hDict, 0);
|
|
if (!mlu) {
|
|
return 0;
|
|
}
|
|
|
|
char* characters = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~";
|
|
wchar_t* wideString = generateWideString(characters, data);
|
|
cmsMLUsetWide(mlu, "en", "US", wideString);
|
|
free(wideString);
|
|
|
|
|
|
char ObtainedLanguage[3], ObtainedCountry[3];
|
|
ObtainedLanguage[0] = characters[*(data+1) % 95];
|
|
ObtainedLanguage[1] = characters[*(data+2) % 95];
|
|
ObtainedLanguage[2] = characters[*(data) % 95];
|
|
|
|
ObtainedCountry[0] = characters[*(data+2) % 95];
|
|
ObtainedCountry[1] = characters[*data % 95];
|
|
ObtainedCountry[2] = characters[*(data+1) % 95];
|
|
cmsMLUgetTranslation(mlu, "en", "US",ObtainedLanguage,ObtainedCountry);
|
|
cmsMLUtranslationsCount(mlu);
|
|
cmsMLUtranslationsCodes(mlu, *((uint32_t *)data), ObtainedLanguage, ObtainedCountry);
|
|
|
|
cmsMLU* displayName = mlu;
|
|
cmsMLU* displayValue = mlu;
|
|
|
|
//cmsDictAddEntry
|
|
wchar_t* name = generateWideString(characters, data + 9);
|
|
wchar_t* value = generateWideString(characters, data + 18);
|
|
cmsDictAddEntry(hDict, name, value, displayName, displayValue);
|
|
free(name);
|
|
free(value);
|
|
|
|
//cmsDictDup
|
|
cmsHANDLE ResultDictDup = cmsDictDup(hDict);
|
|
if (ResultDictDup) {
|
|
cmsDictFree(ResultDictDup);
|
|
}
|
|
// Iterate over the Dictionary entries
|
|
const cmsDICTentry* entry = cmsDictGetEntryList(hDict);
|
|
cmsDictNextEntry(entry);
|
|
cmsMLUfree(mlu);
|
|
cmsDictFree(hDict);
|
|
return 0;
|
|
}
|