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/*
* Copyright (c) 1997 - 2006 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Portions Copyright (c) 2009 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "der_locl.h"
RCSID("$Id$");
int ASN1CALL
der_copy_general_string (const heim_general_string *from,
heim_general_string *to)
{
*to = strdup(*from);
if(*to == NULL)
return ENOMEM;
return 0;
}
int ASN1CALL
der_copy_integer (const int *from, int *to)
{
*to = *from;
return 0;
}
int ASN1CALL
der_copy_integer64 (const int64_t *from, int64_t *to)
{
*to = *from;
return 0;
}
int ASN1CALL
der_copy_unsigned (const unsigned *from, unsigned *to)
{
*to = *from;
return 0;
}
int ASN1CALL
der_copy_unsigned64 (const uint64_t *from, uint64_t *to)
{
*to = *from;
return 0;
}
int ASN1CALL
der_copy_generalized_time (const time_t *from, time_t *to)
{
*to = *from;
return 0;
}
int ASN1CALL
der_copy_utctime (const time_t *from, time_t *to)
{
*to = *from;
return 0;
}
int ASN1CALL
der_copy_utf8string (const heim_utf8_string *from, heim_utf8_string *to)
{
return der_copy_general_string(from, to);
}
int ASN1CALL
der_copy_printable_string (const heim_printable_string *from,
heim_printable_string *to)
{
assert(from->length == 0 || (from->length > 0 && from->data != NULL));
to->data = malloc(from->length + 1);
if (to->data == NULL) {
to->length = 0;
return ENOMEM;
}
to->length = from->length;
if (to->length > 0)
memcpy(to->data, from->data, to->length);
((char *)to->data)[to->length] = '\0';
return 0;
}
int ASN1CALL
der_copy_ia5_string (const heim_ia5_string *from,
heim_ia5_string *to)
{
return der_copy_printable_string(from, to);
}
int ASN1CALL
der_copy_bmp_string (const heim_bmp_string *from, heim_bmp_string *to)
{
assert(from->length == 0 || (from->length > 0 && from->data != NULL));
if (from->length == 0)
to->data = calloc(1, sizeof(from->data[0]));
else
to->data = malloc(from->length * sizeof(from->data[0]));
if (to->data == NULL) {
to->length = 0;
return ENOMEM;
}
to->length = from->length;
if (to->length > 0)
memcpy(to->data, from->data, to->length * sizeof(to->data[0]));
return 0;
}
int ASN1CALL
der_copy_universal_string (const heim_universal_string *from,
heim_universal_string *to)
{
assert(from->length == 0 || (from->length > 0 && from->data != NULL));
if (from->length == 0)
to->data = calloc(1, sizeof(from->data[0]));
else
to->data = malloc(from->length * sizeof(from->data[0]));
if (to->data == NULL) {
to->length = 0;
return ENOMEM;
}
to->length = from->length;
if (to->length > 0)
memcpy(to->data, from->data, to->length * sizeof(to->data[0]));
return 0;
}
int ASN1CALL
der_copy_visible_string (const heim_visible_string *from,
heim_visible_string *to)
{
return der_copy_general_string(from, to);
}
int ASN1CALL
der_copy_octet_string (const heim_octet_string *from, heim_octet_string *to)
{
assert(from->length == 0 || (from->length > 0 && from->data != NULL));
if (from->length == 0) {
if (from->data == NULL) {
*to = *from;
return 0;
}
to->data = calloc(1, 1);
} else
to->data = malloc(from->length);
if (to->data == NULL) {
to->length = 0;
return ENOMEM;
}
to->length = from->length;
if (to->length > 0)
memcpy(to->data, from->data, to->length);
return 0;
}
int ASN1CALL
der_copy_heim_integer (const heim_integer *from, heim_integer *to)
{
assert(from->length == 0 || (from->length > 0 && from->data != NULL));
if (from->length == 0)
to->data = calloc(1, 1);
else
to->data = malloc(from->length);
if (to->data == NULL) {
to->length = 0;
return ENOMEM;
}
to->length = from->length;
if (to->length > 0)
memcpy(to->data, from->data, to->length);
to->negative = from->negative;
return 0;
}
int ASN1CALL
der_copy_oid (const heim_oid *from, heim_oid *to)
{
if (from->length == 0) {
to->length = 0;
to->components = calloc(1, sizeof(*from->components));
if (to->components == NULL)
return ENOMEM;
return 0;
}
assert(from->components != NULL);
to->components = malloc(from->length * sizeof(*from->components));
if (to->components == NULL) {
to->length = 0;
return ENOMEM;
}
to->length = from->length;
memcpy(to->components, from->components,
to->length * sizeof(*to->components));
return 0;
}
int ASN1CALL
der_copy_bit_string (const heim_bit_string *from, heim_bit_string *to)
{
size_t len;
assert(from->length == 0 || (from->length > 0 && from->data != NULL));
len = (from->length + 7) / 8;
if (len == 0)
to->data = calloc(1, 1);
else
to->data = malloc(len);
if (to->data == NULL) {
to->length = 0;
return ENOMEM;
}
to->length = from->length;
if (len > 0)
memcpy(to->data, from->data, len);
return 0;
}
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