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authorRichard Levitte <levitte@openssl.org>2019-10-04 14:44:42 +0200
committerRichard Levitte <levitte@openssl.org>2019-10-10 14:12:15 +0200
commit604e884bb8aba9b549c7e5effe01e406ccab3bcd (patch)
tree9ef1f699e8376854b11ea237191c264d408b3c2b /providers/implementations/ciphers/cipher_aes_gcm_hw.c
parent7c214f1092f7622a1c2fdc5cfe70ddc94918daa3 (diff)
downloadopenssl-new-604e884bb8aba9b549c7e5effe01e406ccab3bcd.tar.gz
Providers: move all ciphers
From providers/{common,default}/ to providers/implementations/ Except for common code, which remains in providers/common/ciphers/. However, we do move providers/common/include/internal/ciphers/*.h to providers/common/include/prov/, and adjust all source including any of those header files. Reviewed-by: Matt Caswell <matt@openssl.org> (Merged from https://github.com/openssl/openssl/pull/10088)
Diffstat (limited to 'providers/implementations/ciphers/cipher_aes_gcm_hw.c')
-rw-r--r--providers/implementations/ciphers/cipher_aes_gcm_hw.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/providers/implementations/ciphers/cipher_aes_gcm_hw.c b/providers/implementations/ciphers/cipher_aes_gcm_hw.c
new file mode 100644
index 0000000000..f5dc0c4eed
--- /dev/null
+++ b/providers/implementations/ciphers/cipher_aes_gcm_hw.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+/* Dispatch functions for AES GCM mode */
+
+#include "prov/ciphercommon.h"
+#include "prov/cipher_gcm.h"
+
+static int generic_aes_gcm_initkey(PROV_GCM_CTX *ctx, const unsigned char *key,
+ size_t keylen)
+{
+ PROV_AES_GCM_CTX *actx = (PROV_AES_GCM_CTX *)ctx;
+ AES_KEY *ks = &actx->ks.ks;
+
+# ifdef HWAES_CAPABLE
+ if (HWAES_CAPABLE) {
+# ifdef HWAES_ctr32_encrypt_blocks
+ GCM_HW_SET_KEY_CTR_FN(ks, HWAES_set_encrypt_key, HWAES_encrypt,
+ HWAES_ctr32_encrypt_blocks);
+# else
+ GCM_HW_SET_KEY_CTR_FN(ks, HWAES_set_encrypt_key, HWAES_encrypt, NULL);
+# endif /* HWAES_ctr32_encrypt_blocks */
+ } else
+# endif /* HWAES_CAPABLE */
+
+# ifdef BSAES_CAPABLE
+ if (BSAES_CAPABLE) {
+ GCM_HW_SET_KEY_CTR_FN(ks, AES_set_encrypt_key, AES_encrypt,
+ bsaes_ctr32_encrypt_blocks);
+ } else
+# endif /* BSAES_CAPABLE */
+
+# ifdef VPAES_CAPABLE
+ if (VPAES_CAPABLE) {
+ GCM_HW_SET_KEY_CTR_FN(ks, vpaes_set_encrypt_key, vpaes_encrypt, NULL);
+ } else
+# endif /* VPAES_CAPABLE */
+
+ {
+# ifdef AES_CTR_ASM
+ GCM_HW_SET_KEY_CTR_FN(ks, AES_set_encrypt_key, AES_encrypt,
+ AES_ctr32_encrypt);
+# else
+ GCM_HW_SET_KEY_CTR_FN(ks, AES_set_encrypt_key, AES_encrypt, NULL);
+# endif /* AES_CTR_ASM */
+ }
+ ctx->key_set = 1;
+ return 1;
+}
+
+static const PROV_GCM_HW aes_gcm = {
+ generic_aes_gcm_initkey,
+ gcm_setiv,
+ gcm_aad_update,
+ gcm_cipher_update,
+ gcm_cipher_final,
+ gcm_one_shot
+};
+
+#if defined(S390X_aes_128_CAPABLE)
+# include "cipher_aes_gcm_hw_s390x.inc"
+#elif defined(AESNI_CAPABLE)
+# include "cipher_aes_gcm_hw_aesni.inc"
+#elif defined(SPARC_AES_CAPABLE)
+# include "cipher_aes_gcm_hw_t4.inc"
+#else
+const PROV_GCM_HW *PROV_AES_HW_gcm(size_t keybits)
+{
+ return &aes_gcm;
+}
+#endif
+