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/* $OpenBSD: asn1string_copy.c,v 1.1 2021/11/13 20:50:14 schwarze Exp $ */
/*
* Copyright (c) 2021 Ingo Schwarze <schwarze@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <err.h>
#include <string.h>
#include <openssl/asn1.h>
int
main(void)
{
const unsigned char *data = "hello world";
const unsigned char *str;
ASN1_STRING *src, *dst;
int irc;
/* Set up the source string. */
if ((src = ASN1_IA5STRING_new()) == NULL)
err(1, "FAIL: ASN1_IA5STRING_new() returned NULL");
if (ASN1_STRING_set(src, data, -1) == 0)
err(1, "FAIL: ASN1_STRING_set(src) failed");
if ((str = ASN1_STRING_get0_data(src)) == NULL)
errx(1, "FAIL: 1st ASN1_STRING_get0_data(src) returned NULL");
if (strcmp(str, data))
errx(1, "FAIL: 1st ASN1_STRING_get0_data(src) "
"returned wrong data: \"%s\" (expected \"%s\")",
str, data);
if ((irc = ASN1_STRING_length(src)) != (int)strlen(data))
errx(1, "FAIL: 1st ASN1_STRING_length(src) "
"returned a wrong length: %d (expected %zu)",
irc, strlen(data));
if ((irc = ASN1_STRING_type(src)) != V_ASN1_IA5STRING)
errx(1, "FAIL: 1st ASN1_STRING_type(src) "
"returned a wrong type: %d (expected %d)",
irc, V_ASN1_IA5STRING);
/* Set up the destination string. */
if ((dst = ASN1_STRING_new()) == NULL)
err(1, "FAIL: ASN1_STRING_new() returned NULL");
if ((str = ASN1_STRING_get0_data(dst)) != NULL)
errx(1, "FAIL: 1st ASN1_STRING_get0_data(dst) "
"returned \"%s\" (expected NULL)", str);
if ((irc = ASN1_STRING_length(dst)) != 0)
errx(1, "FAIL: 1st ASN1_STRING_length(dst) "
"returned a wrong length: %d (expected 0)", irc);
if ((irc = ASN1_STRING_type(dst)) != V_ASN1_OCTET_STRING)
errx(1, "FAIL: 1st ASN1_STRING_type(dst) "
"returned a wrong type: %d (expected %d)",
irc, V_ASN1_OCTET_STRING);
ASN1_STRING_length_set(dst, -1);
if ((str = ASN1_STRING_get0_data(dst)) != NULL)
errx(1, "FAIL: 2nd ASN1_STRING_get0_data(dst) "
"returned \"%s\" (expected NULL)", str);
if ((irc = ASN1_STRING_length(dst)) != -1)
errx(1, "FAIL: 2nd ASN1_STRING_length(dst) "
"returned a wrong length: %d (expected -1)", irc);
if ((irc = ASN1_STRING_type(dst)) != V_ASN1_OCTET_STRING)
errx(1, "FAIL: 2nd ASN1_STRING_type(dst) "
"returned a wrong type: %d (expected %d)",
irc, V_ASN1_OCTET_STRING);
/* Attempt to copy in the wrong direction. */
if (ASN1_STRING_copy(src, dst) != 0)
errx(1, "FAIL: ASN1_STRING_copy unexpectedly succeeded");
if ((str = ASN1_STRING_get0_data(src)) == NULL)
errx(1, "FAIL: 2nd ASN1_STRING_get0_data(src) returned NULL");
if (strcmp(str, data))
errx(1, "FAIL: 2nd ASN1_STRING_get0_data(src) "
"returned wrong data: \"%s\" (expected \"%s\")",
str, data);
if ((irc = ASN1_STRING_length(src)) != (int)strlen(data))
errx(1, "FAIL: 2nd ASN1_STRING_length(src) "
"returned a wrong length: %d (expected %zu)",
irc, strlen(data));
if ((irc = ASN1_STRING_type(src)) != V_ASN1_IA5STRING)
errx(1, "FAIL: 2nd ASN1_STRING_type(src) "
"returned a wrong type: %d (expected %d)",
irc, V_ASN1_IA5STRING);
/* Copy in the right direction. */
if (ASN1_STRING_copy(dst, src) != 1)
err(1, "FAIL: ASN1_STRING_copy unexpectedly failed");
if ((str = ASN1_STRING_get0_data(dst)) == NULL)
errx(1, "FAIL: 3rd ASN1_STRING_get0_data(dst) returned NULL");
if (strcmp(str, data))
errx(1, "FAIL: 3rd ASN1_STRING_get0_data(dst) "
"returned wrong data: \"%s\" (expected \"%s\")",
str, data);
if ((irc = ASN1_STRING_length(dst)) != (int)strlen(data))
errx(1, "FAIL: 3rd ASN1_STRING_length(dst) "
"returned a wrong length: %d (expected %zu)",
irc, strlen(data));
if ((irc = ASN1_STRING_type(dst)) != V_ASN1_IA5STRING)
errx(1, "FAIL: 3rd ASN1_STRING_type(dst) "
"returned a wrong type: %d (expected %d)",
irc, V_ASN1_IA5STRING);
ASN1_STRING_free(src);
ASN1_STRING_free(dst);
return 0;
}
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