Line data    Source code

       1             : /******************************************************************************
       2             :  *
       3             :  * Project:  GDAL
       4             :  * Purpose:  Fuzzer
       5             :  * Author:   Even Rouault, even.rouault at spatialys.com
       6             :  *
       7             :  ******************************************************************************
       8             :  * Copyright (c) 2017, Even Rouault <even.rouault at spatialys.com>
       9             :  *
      10             :  * Permission is hereby granted, free of charge, to any person obtaining a
      11             :  * copy of this software and associated documentation files (the "Software"),
      12             :  * to deal in the Software without restriction, including without limitation
      13             :  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      14             :  * and/or sell copies of the Software, and to permit persons to whom the
      15             :  * Software is furnished to do so, subject to the following conditions:
      16             :  *
      17             :  * The above copyright notice and this permission notice shall be included
      18             :  * in all copies or substantial portions of the Software.
      19             :  *
      20             :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
      21             :  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      22             :  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
      23             :  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      24             :  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      25             :  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
      26             :  * DEALINGS IN THE SOFTWARE.
      27             :  ****************************************************************************/
      28             : 
      29             : #include <stddef.h>
      30             : #include <stdint.h>
      31             : 
      32             : #include "ogr_srs_api.h"
      33             : #include "cpl_conv.h"
      34             : #include "cpl_error.h"
      35             : 
      36             : extern "C" int LLVMFuzzerInitialize(int *argc, char ***argv);
      37             : 
      38           0 : int LLVMFuzzerInitialize(int * /*argc*/, char *** /*argv*/)
      39             : {
      40           0 :     CPLSetConfigOption("GDAL_HTTP_TIMEOUT", "1");
      41           0 :     CPLSetConfigOption("GDAL_HTTP_CONNECTTIMEOUT", "1");
      42           0 :     return 0;
      43             : }
      44             : 
      45             : extern "C" int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len);
      46             : 
      47           1 : int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
      48             : {
      49           1 :     OGRSpatialReferenceH hSRS = OSRNewSpatialReference(nullptr);
      50             : 
      51           1 :     char *pszStr = static_cast<char *>(CPLMalloc(len + 1));
      52           1 :     memcpy(pszStr, buf, len);
      53           1 :     pszStr[len] = '\0';
      54             : 
      55           1 :     CPLPushErrorHandler(CPLQuietErrorHandler);
      56           1 :     OGRErr eErr = OSRSetFromUserInput(hSRS, pszStr);
      57             : 
      58           1 :     CPLFree(pszStr);
      59             : 
      60           1 :     if (eErr == OGRERR_NONE)
      61             :     {
      62           1 :         OGRSpatialReferenceH hSRSClone = OSRClone(hSRS);
      63           1 :         OSRMorphFromESRI(hSRSClone);
      64           1 :         OSRDestroySpatialReference(hSRSClone);
      65             :     }
      66             : 
      67           1 :     if (eErr == OGRERR_NONE)
      68             :     {
      69           1 :         OGRSpatialReferenceH hSRSClone = OSRClone(hSRS);
      70           1 :         OSRMorphToESRI(hSRSClone);
      71           1 :         OSRDestroySpatialReference(hSRSClone);
      72             :     }
      73           1 :     CPLPopErrorHandler();
      74             : 
      75           1 :     OSRDestroySpatialReference(hSRS);
      76             : 
      77           1 :     return 0;
      78             : }