crypto/rngs/rng.c crypto/prf_plus.c crypto/signers/signer.c \
crypto/signers/mac_signer.c crypto/crypto_factory.c crypto/crypto_tester.c \
crypto/diffie_hellman.c crypto/aead.c crypto/transform.c \
-crypto/iv/iv_gen_rand.c crypto/iv/iv_gen_seq.c \
+crypto/iv/iv_gen.c crypto/iv/iv_gen_rand.c crypto/iv/iv_gen_seq.c \
crypto/mgf1/mgf1.c crypto/mgf1/mgf1_bitspender.c \
credentials/credential_factory.c credentials/builder.c \
credentials/cred_encoding.c credentials/keys/private_key.c \
crypto/rngs/rng.c crypto/prf_plus.c crypto/signers/signer.c \
crypto/signers/mac_signer.c crypto/crypto_factory.c crypto/crypto_tester.c \
crypto/diffie_hellman.c crypto/aead.c crypto/transform.c \
-crypto/iv/iv_gen_rand.c crypto/iv/iv_gen_seq.c \
+crypto/iv/iv_gen.c crypto/iv/iv_gen_rand.c crypto/iv/iv_gen_seq.c \
crypto/mgf1/mgf1.c crypto/mgf1/mgf1_bitspender.c \
credentials/credential_factory.c credentials/builder.c \
credentials/cred_encoding.c credentials/keys/private_key.c \
--- /dev/null
+/*
+ * Copyright (C) 2015 Martin Willi
+ * Copyright (C) 2015 revosec AG
+ *
+ * This program 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 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program 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.
+ */
+
+#include "iv_gen.h"
+#include "iv_gen_rand.h"
+#include "iv_gen_seq.h"
+
+/**
+ * See header.
+ */
+iv_gen_t* iv_gen_create_for_alg(encryption_algorithm_t alg)
+{
+ switch (alg)
+ {
+ case ENCR_DES:
+ case ENCR_3DES:
+ case ENCR_RC5:
+ case ENCR_IDEA:
+ case ENCR_CAST:
+ case ENCR_BLOWFISH:
+ case ENCR_3IDEA:
+ case ENCR_AES_CBC:
+ case ENCR_CAMELLIA_CBC:
+ case ENCR_SERPENT_CBC:
+ case ENCR_TWOFISH_CBC:
+ case ENCR_RC2_CBC:
+ return iv_gen_rand_create();
+ case ENCR_AES_CTR:
+ case ENCR_AES_CCM_ICV8:
+ case ENCR_AES_CCM_ICV12:
+ case ENCR_AES_CCM_ICV16:
+ case ENCR_AES_GCM_ICV8:
+ case ENCR_AES_GCM_ICV12:
+ case ENCR_AES_GCM_ICV16:
+ case ENCR_CAMELLIA_CTR:
+ case ENCR_CAMELLIA_CCM_ICV8:
+ case ENCR_CAMELLIA_CCM_ICV12:
+ case ENCR_CAMELLIA_CCM_ICV16:
+ case ENCR_NULL_AUTH_AES_GMAC:
+ return iv_gen_seq_create();
+ case ENCR_NULL:
+ case ENCR_UNDEFINED:
+ case ENCR_DES_ECB:
+ case ENCR_DES_IV32:
+ case ENCR_DES_IV64:
+ break;
+ }
+ return NULL;
+}
void (*destroy)(iv_gen_t *this);
};
+/**
+ * Select an IV generator for a given encryption algorithm.
+ *
+ * @param alg encryption algorithm
+ * @return IV generator
+ */
+iv_gen_t* iv_gen_create_for_alg(encryption_algorithm_t alg);
+
#endif /** IV_GEN_H_ @}*/