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_api.h"
      33             : #include "cpl_conv.h"
      34             : #include "cpl_error.h"
      35             : #include "cpl_string.h"
      36             : 
      37             : extern "C" int LLVMFuzzerInitialize(int *argc, char ***argv);
      38             : 
      39           0 : int LLVMFuzzerInitialize(int * /*argc*/, char *** /*argv*/)
      40             : {
      41           0 :     return 0;
      42             : }
      43             : 
      44             : extern "C" int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len);
      45             : 
      46           2 : int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
      47             : {
      48           2 :     OGRGeometryH hGeom = nullptr;
      49           2 :     CPLPushErrorHandler(CPLQuietErrorHandler);
      50           2 :     OGR_G_CreateFromWkb(const_cast<unsigned char *>(buf), nullptr, &hGeom,
      51             :                         static_cast<int>(len));
      52           2 :     if (hGeom)
      53             :     {
      54           1 :         const int nWKBSize = OGR_G_WkbSize(hGeom);
      55           1 :         if (nWKBSize)
      56             :         {
      57           1 :             GByte *pabyWKB = new GByte[nWKBSize];
      58           1 :             OGR_G_ExportToWkb(hGeom, wkbNDR, pabyWKB);
      59           1 :             OGR_G_ExportToIsoWkb(hGeom, wkbNDR, pabyWKB);
      60           1 :             delete[] pabyWKB;
      61             :         }
      62             : 
      63           1 :         char *pszWKT = nullptr;
      64           1 :         OGR_G_ExportToWkt(hGeom, &pszWKT);
      65           1 :         CPLFree(pszWKT);
      66             : 
      67           1 :         pszWKT = nullptr;
      68           1 :         OGR_G_ExportToIsoWkt(hGeom, &pszWKT);
      69           1 :         CPLFree(pszWKT);
      70             : 
      71           1 :         CPLFree(OGR_G_ExportToGML(hGeom));
      72             : 
      73           1 :         char **papszOptions = CSLSetNameValue(nullptr, "FORMAT", "GML3");
      74           1 :         CPLFree(OGR_G_ExportToGMLEx(hGeom, papszOptions));
      75           1 :         CSLDestroy(papszOptions);
      76             : 
      77           1 :         CPLDestroyXMLNode(OGR_G_ExportEnvelopeToGMLTree(hGeom));
      78             : 
      79           1 :         CPLFree(OGR_G_ExportToKML(hGeom, nullptr));
      80             : 
      81           1 :         CPLFree(OGR_G_ExportToJson(hGeom));
      82             :     }
      83           2 :     OGR_G_DestroyGeometry(hGeom);
      84           2 :     CPLPopErrorHandler();
      85           2 :     return 0;
      86             : }