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/*=========================================================================
Program: OpenIGTLink Library
Module: $RCSfile: $
Language: C
Date: $Date: $
Version: $Revision: $
Copyright (c) Insight Software Consortium. All rights reserved.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include <stdio.h>
#include <string.h>
#include "igtl_types.h"
#include "igtl_header.h"
#include "igtl_capability.h"
#include "igtl_util.h"
/* include test capability data and serialized capability message */
#include "igtl_test_data_capability.h"
#define EXIT_SUCCESS 0
#define EXIT_FAILURE 1
#define TEST_CAPABILITY_SIZE 256
#pragma pack(1)
struct capability_message {
igtl_header header;
unsigned char body[IGTL_HEADER_TYPE_SIZE*4];
};
#pragma pack()
int main( int argc, char * argv [] )
{
igtl_capability_info info;
struct capability_message message;
int r;
int s;
igtl_capability_alloc_info(&info, 4);
/* Test structure size */
if (sizeof(message) != IGTL_HEADER_SIZE+igtl_capability_get_length(&info))
{
fprintf(stdout, "Invalid size of capability message structure.\n");
return EXIT_FAILURE;
}
strcpy((char*)info.typenames[0], "IMAGE");
strcpy((char*)info.typenames[1], "GET_IMAGE");
strcpy((char*)info.typenames[2], "TRANSFORM");
strcpy((char*)info.typenames[3], "GET_TRANS");
igtl_capability_pack(&info, message.body);
/* Create OpenIGTLink header */
message.header.header_version = 1;
strncpy( (char*)&(message.header.name), "CAPABILITY", 12 );
strncpy( (char*)&(message.header.device_name), "DeviceName", 20 );
message.header.timestamp = 1234567892;
message.header.body_size = igtl_capability_get_length(&info);
message.header.crc = igtl_capability_get_crc(&info, message.body);
igtl_header_convert_byte_order( &(message.header) );
/* Dumping data -- for debugging */
/*
FILE *fp;
fp = fopen("capability.bin", "w");
fwrite(&(message), IGTL_HEADER_SIZE+igtl_capability_get_length(&info), 1, fp);
fclose(fp);
*/
/* Compare the serialized byte array with the gold standard */
r = memcmp((const void*)&message, (const void*)test_capability_message,
(size_t)(IGTL_HEADER_SIZE+igtl_capability_get_length(&info)));
if (r == 0)
{
return EXIT_SUCCESS;
}
else
{
/* Print first 256 bytes as HEX values in STDERR for debug */
s = IGTL_HEADER_SIZE+igtl_capability_get_length(&info);
if (s > 256)
{
s = 256;
}
fprintf(stdout, "\n===== First %d bytes of the test message =====\n", s);
igtl_message_dump_hex(stdout, (const void*)&message, s);
return EXIT_FAILURE;
}
}
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