fixed include in pace.c. switched to autotools

git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@93 96b47cad-a561-4643-ad3b-153ac7d7599c

ccid/src/pace_lib.c

@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2010 Frank Morgner
+ *
+ * This file is part of ccid.
+ *
+ * ccid 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.
+ *
+ * ccid 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
+ * ccid.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include "pace_lib.h"
+#include <openssl/buffer.h>
+#include <openssl/pace.h>
+
+struct pace_sm_ctx *
+pace_sm_ctx_create(const BUF_MEM *key_mac,
+        const BUF_MEM *key_enc, PACE_CTX *ctx)
+{
+    struct pace_sm_ctx *out = malloc(sizeof *out);
+    if (!out)
+        return NULL;
+
+    out->ssc = BN_new();
+    if (!out->ssc) {
+        free(out);
+        return NULL;
+    }
+
+    out->key_enc = key_enc;
+    out->key_mac = key_mac;
+    out->ctx = ctx;
+
+    return out;
+}
+
+void
+pace_sm_ctx_free(struct pace_sm_ctx *ctx)
+{
+    if (ctx) {
+        if (ctx->ssc)
+            BN_clear_free(ctx->ssc);
+        free(ctx);
+    }
+}
+
+void
+pace_sm_ctx_clear_free(struct pace_sm_ctx *ctx)
+{
+    if (ctx) {
+        if (ctx->key_mac) {
+            OPENSSL_cleanse(ctx->key_mac->data, ctx->key_mac->max);
+            BUF_MEM_free((BUF_MEM *) ctx->key_mac);
+        }
+        if (ctx->key_enc) {
+            OPENSSL_cleanse(ctx->key_enc->data, ctx->key_enc->max);
+            BUF_MEM_free((BUF_MEM *) ctx->key_enc);
+        }
+        PACE_CTX_clear_free(ctx->ctx);
+        pace_sm_ctx_free(ctx);
+    }
+}