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/*
* Copyright (c) 2022, Even Rouault <even.rouault at spatialys.com>
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
* that (i) the above copyright notices and this permission notice appear in
* all copies of the software and related documentation, and (ii) the names of
* Sam Leffler and Silicon Graphics may not be used in any advertising or
* publicity relating to the software without the specific, prior written
* permission of Sam Leffler and Silicon Graphics.
*
* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
/*
* TIFF Library
*
* Test open options
*/
#include "tif_config.h"
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include "tiffio.h"
#define ERROR_STRING_SIZE 1024
typedef struct MyErrorHandlerUserDataStruct
{
char* buffer;
size_t buffer_size;
TIFF* tif_got_from_callback;
char module[64];
} MyErrorHandlerUserDataStruct;
static int myErrorHandler(TIFF* tiff, void* user_data, const char* module, const char* fmt, va_list ap)
{
MyErrorHandlerUserDataStruct* errorhandler_user_data = (MyErrorHandlerUserDataStruct*)user_data;
vsnprintf(errorhandler_user_data->buffer,
errorhandler_user_data->buffer_size,
fmt,
ap);
errorhandler_user_data->tif_got_from_callback = tiff;
snprintf(errorhandler_user_data->module, sizeof(errorhandler_user_data->module), "%s", module);
return 1;
}
int test_error_handler()
{
int ret = 0;
char error_buffer[ERROR_STRING_SIZE] = {0};
char warn_buffer[ERROR_STRING_SIZE] = {0};
MyErrorHandlerUserDataStruct errorhandler_user_data =
{
.buffer = error_buffer,
.buffer_size = ERROR_STRING_SIZE
};
MyErrorHandlerUserDataStruct warnhandler_user_data =
{
.buffer = warn_buffer,
.buffer_size = ERROR_STRING_SIZE
};
TIFFOpenOptions* opts = TIFFOpenOptionsAlloc();
assert(opts);
TIFFOpenOptionsSetErrorHandlerExtR(opts, myErrorHandler, &errorhandler_user_data);
TIFFOpenOptionsSetWarningHandlerExtR(opts, myErrorHandler, &warnhandler_user_data);
TIFF* tif = TIFFOpenExt("test_error_handler.tif", "w", opts);
TIFFOpenOptionsFree(opts);
if( tif == NULL )
{
fprintf(stderr, "Cannot create test_error_handler.tif");
exit(1);
}
// Simulate an error emitted by libtiff
TIFFErrorExtR(tif, "my_error_module", "%s", "some error message");
if( strcmp(error_buffer, "some error message") != 0 )
{
fprintf(stderr, "Did not get expected error message\n");
ret = 1;
}
if( strcmp(errorhandler_user_data.module, "my_error_module") != 0 )
{
fprintf(stderr, "Did not get expected error module\n");
ret = 1;
}
if( errorhandler_user_data.tif_got_from_callback != tif)
{
fprintf(stderr, "errorhandler_user_data.tif_got_from_callback != tif\n");
ret = 1;
}
// Simulate a warning emitted by libtiff
TIFFWarningExtR(tif, "my_warning_module", "%s", "some warning message");
if( strcmp(warn_buffer, "some warning message") != 0 )
{
fprintf(stderr, "Did not get expected warning message\n");
ret = 1;
}
if( strcmp(warnhandler_user_data.module, "my_warning_module") != 0 )
{
fprintf(stderr, "Did not get expected warning module\n");
ret = 1;
}
if( warnhandler_user_data.tif_got_from_callback != tif)
{
fprintf(stderr, "warnhandler_user_data.tif_got_from_callback != tif\n");
ret = 1;
}
TIFFClose(tif);
unlink("test_error_handler.tif");
return ret;
}
int main()
{
int ret = 0;
ret += test_error_handler();
return ret;
}
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