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/*
* Copyright (C) 2014-2022 Free Software Foundation, Inc.
*
* This file is part of LIBTASN1.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <libtasn1.h>
int
main (int argc, char **argv)
{
int result = 0;
asn1_node definitions = NULL, node1 = NULL, node2 = NULL;
char errorDescription[ASN1_MAX_ERROR_DESCRIPTION_SIZE];
const char *choicefile = getenv ("ASN1CODINGDECODING2");
int start, end;
char data[1024];
int data_size = sizeof (data);
if (!choicefile)
choicefile = "coding-decoding2.asn";
/* Encode */
result = asn1_parser2tree (choicefile, &definitions, errorDescription);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result = asn1_create_element (definitions, "TEST.Main", &node1);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result = asn1_write_value (node1, "pad1", "\x01\x02\x03", 3);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result = asn1_write_value (node1, "pad2", "\x00\x01", 2);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result = asn1_write_value (node1, "choice0", "choice1", 1);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result = asn1_write_value (node1, "choice0.choice1", "choice2", 1);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result = asn1_write_value (node1, "choice0.choice1.choice2", "int1", 1);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result =
asn1_write_value (node1, "choice0.choice1.choice2.int1", "1234", 0);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
result = asn1_der_coding (node1, "", data, &data_size, errorDescription);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
/*asn1_print_structure(stdout, node1, "", ASN1_PRINT_ALL); */
result =
asn1_der_decoding_startEnd (node1, data, data_size,
"choice0.choice1.choice2.int1", &start, &end);
if (result != ASN1_SUCCESS)
{
asn1_perror (result);
printf ("Cannot find start End: %d\n", __LINE__);
exit (1);
}
if (start != 7 && end != 10)
{
printf
("Error in start and end values for choice1.choice2.int1. Have: %d..%d\n",
start, end);
exit (1);
}
result =
asn1_der_decoding_startEnd (node1, data, data_size, "choice0.choice1",
&start, &end);
if (result != ASN1_SUCCESS)
{
asn1_perror (result);
printf ("Cannot find start End: %d\n", __LINE__);
exit (1);
}
if (start != 7 && end != 10)
{
printf ("Error in start and end values for choice1. Have: %d..%d\n",
start, end);
exit (1);
}
result =
asn1_der_decoding_startEnd (node1, data, data_size, "pad2", &start, &end);
if (result != ASN1_SUCCESS)
{
asn1_perror (result);
printf ("Cannot find start End\n");
exit (1);
}
if (start != 11 && end != 13)
{
printf ("Error in start and end values for pad2. Have: %d..%d\n", start,
end);
exit (1);
}
asn1_delete_structure (&node1);
/* Decode */
result = asn1_create_element (definitions, "TEST.Main", &node2);
if (result != ASN1_SUCCESS)
{
printf ("error in %d\n", __LINE__);
exit (1);
}
#if 0
printf ("der:");
for (i = 0; i < data_size; i++)
printf ("%.2x ", (unsigned char) (data[i]));
printf ("\n");
#endif
result = asn1_der_decoding (&node2, data, data_size, errorDescription);
if (result != ASN1_SUCCESS)
{
printf ("error in %d: %s\n", __LINE__, errorDescription);
exit (1);
}
result =
asn1_der_decoding_startEnd (node2, data, data_size,
"choice0.choice1.choice2.int1", &start, &end);
if (result != ASN1_SUCCESS)
{
asn1_perror (result);
printf ("Cannot find start End: %d\n", __LINE__);
exit (1);
}
if (start != 7 && end != 10)
{
printf
("Error in start and end values for choice0.choice1.choice2.int1. Have: %d..%d\n",
start, end);
exit (1);
}
result =
asn1_der_decoding_startEnd (node2, data, data_size, "pad2", &start, &end);
if (result != ASN1_SUCCESS)
{
asn1_perror (result);
printf ("Cannot find start End: %d\n", __LINE__);
exit (1);
}
if (start != 11 && end != 13)
{
printf ("Error in start and end values for pad2. Have: %d..%d\n", start,
end);
exit (1);
}
asn1_delete_structure (&node2);
asn1_delete_structure (&definitions);
return 0;
}
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