xnu-7195.101.1.tar.gz

[apple/xnu.git] / EXTERNAL_HEADERS / corecrypto / ccaes.h

diff --git a/EXTERNAL_HEADERS/corecrypto/ccaes.h b/EXTERNAL_HEADERS/corecrypto/ccaes.h
index 85adca2fe555c7418d81e636d3eb44be2be93177..6c65c40605d1d38851432935a239b519d35cd6cd 100644 (file)
--- a/EXTERNAL_HEADERS/corecrypto/ccaes.h
+++ b/EXTERNAL_HEADERS/corecrypto/ccaes.h
@@ -1,11 +1,12 @@
-/*
- *  ccaes.h
- *  corecrypto
- *
- *  Created on 12/10/2010
- *
- *  Copyright (c) 2010,2011,2012,2013,2015 Apple Inc. All rights reserved.
+/* Copyright (c) (2010,2011,2012,2013,2015,2016,2017,2018,2019) Apple Inc. All rights reserved.
  *
+ * corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which
+ * is contained in the License.txt file distributed with corecrypto) and only to 
+ * people who accept that license. IMPORTANT:  Any license rights granted to you by 
+ * Apple Inc. (if any) are limited to internal use within your organization only on 
+ * devices and computers you own or control, for the sole purpose of verifying the 
+ * security characteristics and correct functioning of the Apple Software.  You may 
+ * not, directly or indirectly, redistribute the Apple Software or any portions thereof.
  */
 
 #ifndef _CORECRYPTO_CCAES_H_
@@ -19,13 +20,15 @@
 #define CCAES_KEY_SIZE_192 24
 #define CCAES_KEY_SIZE_256 32
 
+#define CCAES_CTR_MAX_PARALLEL_NBLOCKS 8
+
 extern const struct ccmode_ecb ccaes_ltc_ecb_decrypt_mode;
 extern const struct ccmode_ecb ccaes_ltc_ecb_encrypt_mode;
 
 extern const struct ccmode_cbc ccaes_gladman_cbc_encrypt_mode;
 extern const struct ccmode_cbc ccaes_gladman_cbc_decrypt_mode;
 
-#if !defined(__NO_ASM__) && CCAES_ARM
+#if  CCAES_ARM_ASM
 extern const struct ccmode_ecb ccaes_arm_ecb_encrypt_mode;
 extern const struct ccmode_ecb ccaes_arm_ecb_decrypt_mode;
 
@@ -43,35 +46,34 @@ extern const struct ccmode_ofb ccaes_arm_ofb_crypt_mode;
 #endif
 
 #if CCAES_MUX
+/* Runtime check to see if hardware should be used */
+int ccaes_ios_hardware_enabled(int operation);
+
 extern const struct ccmode_cbc ccaes_ios_hardware_cbc_encrypt_mode;
 extern const struct ccmode_cbc ccaes_ios_hardware_cbc_decrypt_mode;
 
+extern const struct ccmode_ctr ccaes_ios_hardware_ctr_crypt_mode;
+
 extern const struct ccmode_cbc *ccaes_ios_mux_cbc_encrypt_mode(void);
 extern const struct ccmode_cbc *ccaes_ios_mux_cbc_decrypt_mode(void);
-#endif
 
-#if !defined(__NO_ASM__) && CCAES_INTEL
-//extern const struct ccmode_ecb ccaes_intel_ecb_encrypt_mode;
-//extern const struct ccmode_ecb ccaes_intel_ecb_decrypt_mode;
+extern const struct ccmode_ctr *ccaes_ios_mux_ctr_crypt_mode(void);
+
+#endif
 
+#if  CCAES_INTEL_ASM
 extern const struct ccmode_ecb ccaes_intel_ecb_encrypt_opt_mode;
 extern const struct ccmode_ecb ccaes_intel_ecb_encrypt_aesni_mode;
 
 extern const struct ccmode_ecb ccaes_intel_ecb_decrypt_opt_mode;
 extern const struct ccmode_ecb ccaes_intel_ecb_decrypt_aesni_mode;
 
-//extern const struct ccmode_cbc ccaes_intel_cbc_encrypt_mode;
-//extern const struct ccmode_cbc ccaes_intel_cbc_decrypt_mode;
-
 extern const struct ccmode_cbc ccaes_intel_cbc_encrypt_opt_mode;
 extern const struct ccmode_cbc ccaes_intel_cbc_encrypt_aesni_mode;
 
 extern const struct ccmode_cbc ccaes_intel_cbc_decrypt_opt_mode;
 extern const struct ccmode_cbc ccaes_intel_cbc_decrypt_aesni_mode;
 
-//extern const struct ccmode_xts ccaes_intel_xts_encrypt_mode;
-//extern const struct ccmode_xts ccaes_intel_xts_decrypt_mode;
-
 extern const struct ccmode_xts ccaes_intel_xts_encrypt_opt_mode;
 extern const struct ccmode_xts ccaes_intel_xts_encrypt_aesni_mode;
 
@@ -79,6 +81,15 @@ extern const struct ccmode_xts ccaes_intel_xts_decrypt_opt_mode;
 extern const struct ccmode_xts ccaes_intel_xts_decrypt_aesni_mode;
 #endif
 
+#if CC_USE_L4
+extern const struct ccmode_cbc ccaes_skg_cbc_encrypt_mode;
+extern const struct ccmode_cbc ccaes_skg_cbc_decrypt_mode;
+
+extern const struct ccmode_ecb ccaes_skg_ecb_encrypt_mode;
+extern const struct ccmode_ecb ccaes_skg_ecb_decrypt_mode;
+
+extern const struct ccmode_ecb ccaes_trng_ecb_encrypt_mode;
+#endif
 
 /* Implementation Selectors: */
 const struct ccmode_ecb *ccaes_ecb_encrypt_mode(void);
@@ -100,4 +111,23 @@ const struct ccmode_ccm *ccaes_ccm_decrypt_mode(void);
 const struct ccmode_ctr *ccaes_ctr_crypt_mode(void);
 const struct ccmode_ofb *ccaes_ofb_crypt_mode(void);
 
+const struct ccmode_siv *ccaes_siv_encrypt_mode(void);
+const struct ccmode_siv *ccaes_siv_decrypt_mode(void);
+
+const struct ccmode_siv_hmac *ccaes_siv_hmac_sha256_encrypt_mode(void);
+const struct ccmode_siv_hmac *ccaes_siv_hmac_sha256_decrypt_mode(void);
+
+/*!
+  @function ccaes_unwind
+  @abstract "Unwind" an AES encryption key to the equivalent decryption key.
+
+  @param key_nbytes Length in bytes of both the input and output keys
+  @param key The input AES encryption key
+  @param out The output AES decryption key
+
+  @result @p CCERR_OK iff successful.
+  @discussion Only AES256 (i.e. 32-byte) keys are supported. This function is not necessary in typical AES usage; consult the maintainers before using it.
+*/
+int ccaes_unwind(size_t key_nbytes, const void *key, void *out);
+
 #endif /* _CORECRYPTO_CCAES_H_ */