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authorMatthias Schiffer <mschiffer@universe-factory.net>2013-11-02 16:01:16 +0100
committerMatthias Schiffer <mschiffer@universe-factory.net>2013-11-02 16:01:16 +0100
commit4496be6e29732189769b78f63e491dacb23c961b (patch)
tree5882550f4cf9b516fdd613bbaf4535a7f59d981a /src/crypto/mac/macs.c.in
parent20a95ef2731ce21acfe5c1ba97b40001217b0216 (diff)
downloadfastd-4496be6e29732189769b78f63e491dacb23c961b.tar
fastd-4496be6e29732189769b78f63e491dacb23c961b.zip
Convert ghash to the new crypto algorithm scheme
Diffstat (limited to 'src/crypto/mac/macs.c.in')
-rw-r--r--src/crypto/mac/macs.c.in117
1 files changed, 117 insertions, 0 deletions
diff --git a/src/crypto/mac/macs.c.in b/src/crypto/mac/macs.c.in
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+++ b/src/crypto/mac/macs.c.in
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+/*
+ Copyright (c) 2012-2013, Matthias Schiffer <mschiffer@universe-factory.net>
+ 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.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 <fastd.h>
+
+
+@MAC_DEFINITIONS@
+
+typedef struct mac_impl_list {
+ const char *name;
+ const fastd_mac_t *const *impls;
+} mac_impl_list_t;
+
+@MAC_IMPLS@
+
+static const mac_impl_list_t macs[] = { @MAC_LIST@
+};
+
+
+const fastd_mac_t** fastd_mac_config_alloc(void) {
+ const fastd_mac_t **mac_conf = calloc(array_size(macs), sizeof(const fastd_mac_t*));
+
+ size_t i;
+ for (i = 0; i < array_size(macs); i++)
+ mac_conf[i] = macs[i].impls[0];
+
+ return mac_conf;
+}
+
+void fastd_mac_config_free(const fastd_mac_t **mac_conf) {
+ free(mac_conf);
+}
+
+bool fastd_mac_config(const fastd_mac_t **mac_conf, const char *name, const char *impl) {
+ size_t i;
+ for (i = 0; i < array_size(macs); i++) {
+ if (!strcmp(macs[i].name, name)) {
+ size_t j;
+ for (j = 0; macs[i].impls[j]; j++) {
+ if (!strcmp(macs[i].impls[j]->name, impl)) {
+ mac_conf[i] = macs[i].impls[j];
+ return true;
+ }
+ }
+
+ return false;
+ }
+ }
+
+ return false;
+}
+
+void fastd_mac_init(fastd_context_t *ctx) {
+ ctx->mac_contexts = calloc(array_size(macs), sizeof(fastd_mac_context_t*));
+
+ size_t i;
+ for (i = 0; i < array_size(macs); i++) {
+ if (ctx->conf->macs[i])
+ ctx->mac_contexts[i] = ctx->conf->macs[i]->initialize(ctx);
+ }
+}
+
+void fastd_mac_free(fastd_context_t *ctx) {
+ size_t i;
+ for (i = 0; i < array_size(macs); i++)
+ ctx->conf->macs[i]->free(ctx, ctx->mac_contexts[i]);
+
+ free(ctx->mac_contexts);
+}
+
+bool fastd_mac_available(const char *name) {
+ size_t i;
+ for (i = 0; i < array_size(macs); i++) {
+ if (!strcmp(macs[i].name, name)) {
+ return true;
+ }
+ }
+
+ return false;
+}
+
+const fastd_mac_t* fastd_mac_get_by_name(fastd_context_t *ctx, const char *name, fastd_mac_context_t **cctx) {
+ size_t i;
+ for (i = 0; i < array_size(macs); i++) {
+ if (!strcmp(macs[i].name, name)) {
+ if (cctx)
+ *cctx = ctx->mac_contexts[i];
+
+ return ctx->conf->macs[i];
+ }
+ }
+
+ return NULL;
+}