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-rw-r--r--src/crypto/cipher/ciphers.c.in17
-rw-r--r--src/fastd.h2
-rw-r--r--src/methods/aes128_gcm/aes128_gcm.c3
3 files changed, 13 insertions, 9 deletions
diff --git a/src/crypto/cipher/ciphers.c.in b/src/crypto/cipher/ciphers.c.in
index ee710f8..7ae2dea 100644
--- a/src/crypto/cipher/ciphers.c.in
+++ b/src/crypto/cipher/ciphers.c.in
@@ -77,8 +77,10 @@ void fastd_cipher_init(fastd_context_t *ctx) {
ctx->cipher_contexts = calloc(array_size(ciphers), sizeof(fastd_cipher_context_t*));
size_t i;
- for (i = 0; i < array_size(ciphers); i++)
- ctx->cipher_contexts[i] = ctx->conf->ciphers[i]->initialize(ctx);
+ for (i = 0; i < array_size(ciphers); i++) {
+ if (ctx->conf->ciphers[i])
+ ctx->cipher_contexts[i] = ctx->conf->ciphers[i]->initialize(ctx);
+ }
}
void fastd_cipher_free(fastd_context_t *ctx) {
@@ -89,15 +91,16 @@ void fastd_cipher_free(fastd_context_t *ctx) {
free(ctx->cipher_contexts);
}
-bool fastd_cipher_get_by_name(fastd_context_t *ctx, const char *name, const fastd_cipher_t **cipher, fastd_cipher_context_t **cctx) {
+const fastd_cipher_t* fastd_cipher_get_by_name(fastd_context_t *ctx, const char *name, fastd_cipher_context_t **cctx) {
size_t i;
for (i = 0; i < array_size(ciphers); i++) {
if (!strcmp(ciphers[i].name, name)) {
- *cipher = ctx->conf->ciphers[i];
- *cctx = ctx->cipher_contexts[i];
- return true;
+ if (cctx)
+ *cctx = ctx->cipher_contexts[i];
+
+ return ctx->conf->ciphers[i];
}
}
- return false;
+ return NULL;
}
diff --git a/src/fastd.h b/src/fastd.h
index be4cf11..2607322 100644
--- a/src/fastd.h
+++ b/src/fastd.h
@@ -367,7 +367,7 @@ bool fastd_cipher_config(const fastd_cipher_t **cipher_conf, const char *name, c
void fastd_cipher_init(fastd_context_t *ctx);
void fastd_cipher_free(fastd_context_t *ctx);
-bool fastd_cipher_get_by_name(fastd_context_t *ctx, const char *name, const fastd_cipher_t **cipher, fastd_cipher_context_t **cctx);
+const fastd_cipher_t* fastd_cipher_get_by_name(fastd_context_t *ctx, const char *name, fastd_cipher_context_t **cctx);
bool fastd_config_protocol(fastd_context_t *ctx, fastd_config_t *conf, const char *name);
bool fastd_config_method(fastd_context_t *ctx, fastd_config_t *conf, const char *name);
diff --git a/src/methods/aes128_gcm/aes128_gcm.c b/src/methods/aes128_gcm/aes128_gcm.c
index 20f393f..59e6914 100644
--- a/src/methods/aes128_gcm/aes128_gcm.c
+++ b/src/methods/aes128_gcm/aes128_gcm.c
@@ -71,7 +71,8 @@ static fastd_method_session_state_t* method_session_init(fastd_context_t *ctx, c
fastd_method_common_init(ctx, &session->common, initiator);
- if (!fastd_cipher_get_by_name(ctx, "aes128-ctr", &session->aes128_ctr, &session->aes128_ctr_ctx))
+ session->aes128_ctr = fastd_cipher_get_by_name(ctx, "aes128-ctr", &session->aes128_ctr_ctx);
+ if (!session->aes128_ctr)
exit_bug(ctx, "aes128-gcm: can't instanciate aes128-ctr");
session->aes128_ctr_state = session->aes128_ctr->init_state(ctx, session->aes128_ctr_ctx, secret);