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authorUros Majstorovic <majstor@majstor.org>2022-02-02 06:25:38 +0100
committerUros Majstorovic <majstor@majstor.org>2022-02-02 06:25:38 +0100
commit378d4ce7552df580e3ddd89c2faa9f8c5086d646 (patch)
tree36fe323de93de5d6b8fb27827fc57984c5b15f6d /ext/libressl/crypto/modes/modes_lcl.h
parent9d775a05562d6166a5142d9820ffa7c26de55d6c (diff)
renamed crypto -> ext
Diffstat (limited to 'ext/libressl/crypto/modes/modes_lcl.h')
-rw-r--r--ext/libressl/crypto/modes/modes_lcl.h113
1 files changed, 113 insertions, 0 deletions
diff --git a/ext/libressl/crypto/modes/modes_lcl.h b/ext/libressl/crypto/modes/modes_lcl.h
new file mode 100644
index 0000000..bfea189
--- /dev/null
+++ b/ext/libressl/crypto/modes/modes_lcl.h
@@ -0,0 +1,113 @@
+/* $OpenBSD: modes_lcl.h,v 1.10 2016/12/21 15:49:29 jsing Exp $ */
+/* ====================================================================
+ * Copyright (c) 2010 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use is governed by OpenSSL license.
+ * ====================================================================
+ */
+
+#include <machine/endian.h>
+
+#include <openssl/opensslconf.h>
+
+#include <openssl/modes.h>
+
+__BEGIN_HIDDEN_DECLS
+
+#if defined(_LP64)
+typedef long i64;
+typedef unsigned long u64;
+#define U64(C) C##UL
+#else
+typedef long long i64;
+typedef unsigned long long u64;
+#define U64(C) C##ULL
+#endif
+
+typedef unsigned int u32;
+typedef unsigned char u8;
+
+#if !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM)
+#if defined(__GNUC__) && __GNUC__>=2
+# if defined(__x86_64) || defined(__x86_64__)
+# define BSWAP8(x) ({ u64 ret=(x); \
+ asm ("bswapq %0" \
+ : "+r"(ret)); ret; })
+# define BSWAP4(x) ({ u32 ret=(x); \
+ asm ("bswapl %0" \
+ : "+r"(ret)); ret; })
+# elif (defined(__i386) || defined(__i386__))
+# define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x); \
+ asm ("bswapl %0; bswapl %1" \
+ : "+r"(hi),"+r"(lo)); \
+ (u64)hi<<32|lo; })
+# define BSWAP4(x) ({ u32 ret=(x); \
+ asm ("bswapl %0" \
+ : "+r"(ret)); ret; })
+# elif (defined(__arm__) || defined(__arm)) && !defined(__STRICT_ALIGNMENT)
+# if (__ARM_ARCH >= 6)
+# define BSWAP8(x) ({ u32 lo=(u64)(x)>>32,hi=(x); \
+ asm ("rev %0,%0; rev %1,%1" \
+ : "+r"(hi),"+r"(lo)); \
+ (u64)hi<<32|lo; })
+# define BSWAP4(x) ({ u32 ret; \
+ asm ("rev %0,%1" \
+ : "=r"(ret) : "r"((u32)(x))); \
+ ret; })
+# endif
+# endif
+#endif
+#endif
+
+#if defined(BSWAP4) && !defined(__STRICT_ALIGNMENT)
+#define GETU32(p) BSWAP4(*(const u32 *)(p))
+#define PUTU32(p,v) *(u32 *)(p) = BSWAP4(v)
+#else
+#define GETU32(p) ((u32)(p)[0]<<24|(u32)(p)[1]<<16|(u32)(p)[2]<<8|(u32)(p)[3])
+#define PUTU32(p,v) ((p)[0]=(u8)((v)>>24),(p)[1]=(u8)((v)>>16),(p)[2]=(u8)((v)>>8),(p)[3]=(u8)(v))
+#endif
+
+/* GCM definitions */
+
+typedef struct { u64 hi,lo; } u128;
+
+#ifdef TABLE_BITS
+#undef TABLE_BITS
+#endif
+/*
+ * Even though permitted values for TABLE_BITS are 8, 4 and 1, it should
+ * never be set to 8 [or 1]. For further information see gcm128.c.
+ */
+#define TABLE_BITS 4
+
+struct gcm128_context {
+ /* Following 6 names follow names in GCM specification */
+ union { u64 u[2]; u32 d[4]; u8 c[16]; size_t t[16/sizeof(size_t)]; }
+ Yi,EKi,EK0,len,Xi,H;
+ /* Relative position of Xi, H and pre-computed Htable is used
+ * in some assembler modules, i.e. don't change the order! */
+#if TABLE_BITS==8
+ u128 Htable[256];
+#else
+ u128 Htable[16];
+ void (*gmult)(u64 Xi[2],const u128 Htable[16]);
+ void (*ghash)(u64 Xi[2],const u128 Htable[16],const u8 *inp,size_t len);
+#endif
+ unsigned int mres, ares;
+ block128_f block;
+ void *key;
+};
+
+struct xts128_context {
+ void *key1, *key2;
+ block128_f block1,block2;
+};
+
+struct ccm128_context {
+ union { u64 u[2]; u8 c[16]; } nonce, cmac;
+ u64 blocks;
+ block128_f block;
+ void *key;
+};
+
+__END_HIDDEN_DECLS