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/*
* Copyright (c) 2010-2012 Dominik Oepen
* Copyright (c) 2013 Frank Morgner
*
* This file is part of OpenPACE.
*
* OpenPACE 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.
*
* OpenPACE 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
* OpenPACE. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @date 2012-02-08
* @version 0.2
* @author Dominik Oepen <oepen@informatik.hu-berlin.de>
*/
%{
#include <eac/eac.h>
#include <openssl/err.h>
#include <openssl/objects.h>
#include <stdlib.h>
#include <string.h>
/* included in OpenPACE, but not propagated */
extern BUF_MEM *BUF_MEM_create_init(const void *buf, size_t len);
%}
%delobject BUF_MEM_clear_free;
void BUF_MEM_clear_free(BUF_MEM *b);
int OBJ_txt2nid(char *in);
void EAC_init(void);
void EAC_cleanup(void);
%inline %{
/*Dumps a BUF_MEM structure to stdout for debugging purposes */
static void hexdump(const char *title, const BUF_MEM *s) {
unsigned int n=0;
if (!s) return;
fprintf(stdout,"%s",title);
for(; n < s->length; ++n) {
if((n%16) == 0)
fprintf(stdout,"\n ");
fprintf(stdout,"%02x:",(unsigned char) s->data[n]);
}
fprintf(stdout,"\n");
}
%}
%inline %{
static void set_tr_version(EAC_CTX *ctx, int version) {
switch (version) {
case 1:
ctx->tr_version = EAC_TR_VERSION_2_01;
break;
case 2:
ctx->tr_version = EAC_TR_VERSION_2_02;
break;
default:
ctx->tr_version = EAC_TR_VERSION;
break;
}
return;
}
%}
%inline %{
/* Converts a binary string and a length into a BUF_MEM structure */
static BUF_MEM * get_buf(char *in, size_t in_len) {
BUF_MEM *buf = NULL;
if (in_len > 0)
buf = BUF_MEM_create_init(in, in_len);
return buf;
}
%}
%inline %{
/* Print the OpenSSL error stack to stdout */
static void print_ossl_err(void) {
/* Might be better to load the strings once on program startup */
ERR_load_crypto_strings();
ERR_print_errors_fp(stdout);
ERR_free_strings();
return;
}
%}
#if !defined(SWIG_CSTRING_UNIMPL)
%inline %{
static void buf2string(BUF_MEM *buf, char **out, size_t *out_len) {
if (!buf) { /* Return a NULL pointer on error */
*out = NULL;
out_len = 0;
return;
} else {
*out_len = buf->length;
*out = (char *) malloc(*out_len);
if (!*out) {
*out_len = 0;
return;
}
memcpy(*out, buf->data, *out_len);
return;
}
}
%}
#endif
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