curve448utils.h

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curve448utils.h

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/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/ec/curve448/curve448utils.h

Line	Source	Count
1	/*	-
2	* Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.	-
3	* Copyright 2015 Cryptography Research, Inc.	-
4	*	-
5	* Licensed under the OpenSSL license (the "License"). You may not use	-
6	* this file except in compliance with the License. You can obtain a copy	-
7	* in the file LICENSE in the source distribution or at	-
8	* https://www.openssl.org/source/license.html	-
9	*	-
10	* Originally written by Mike Hamburg	-
11	*/	-
12		-
13	#ifndef HEADER_CURVE448UTILS_H	-
14	# define HEADER_CURVE448UTILS_H	-
15		-
16	# include <openssl/e_os2.h>	-
17		-
18	/*	-
19	* Internal word types. Somewhat tricky. This could be decided separately per	-
20	* platform. However, the structs do need to be all the same size and	-
21	* alignment on a given platform to support dynamic linking, since even if you	-
22	* header was built with eg arch_neon, you might end up linking a library built	-
23	* with arch_arm32.	-
24	*/	-
25	# ifndef C448_WORD_BITS	-
26	# if (defined(__SIZEOF_INT128__) && (__SIZEOF_INT128__ == 16)) \	-
27	&& !defined(__sparc__)	-
28	# define C448_WORD_BITS 64 /* The number of bits in a word */	-
29	# else	-
30	# define C448_WORD_BITS 32 /* The number of bits in a word */	-
31	# endif	-
32	# endif	-
33		-
34	# if C448_WORD_BITS == 64	-
35	/* Word size for internal computations */	-
36	typedef uint64_t c448_word_t;	-
37	/* Signed word size for internal computations */	-
38	typedef int64_t c448_sword_t;	-
39	/* "Boolean" type, will be set to all-zero or all-one (i.e. -1u) */	-
40	typedef uint64_t c448_bool_t;	-
41	/* Double-word size for internal computations */	-
42	typedef __uint128_t c448_dword_t;	-
43	/* Signed double-word size for internal computations */	-
44	typedef __int128_t c448_dsword_t;	-
45	# elif C448_WORD_BITS == 32	-
46	/* Word size for internal computations */	-
47	typedef uint32_t c448_word_t;	-
48	/* Signed word size for internal computations */	-
49	typedef int32_t c448_sword_t;	-
50	/* "Boolean" type, will be set to all-zero or all-one (i.e. -1u) */	-
51	typedef uint32_t c448_bool_t;	-
52	/* Double-word size for internal computations */	-
53	typedef uint64_t c448_dword_t;	-
54	/* Signed double-word size for internal computations */	-
55	typedef int64_t c448_dsword_t;	-
56	# else	-
57	# error "Only supporting C448_WORD_BITS = 32 or 64 for now"	-
58	# endif	-
59		-
60	/* C448_TRUE = -1 so that C448_TRUE & x = x */	-
61	# define C448_TRUE (0 - (c448_bool_t)1)	-
62		-
63	/* C448_FALSE = 0 so that C448_FALSE & x = 0 */	-
64	# define C448_FALSE 0	-
65		-
66	/* Another boolean type used to indicate success or failure. */	-
67	typedef enum {	-
68	C448_SUCCESS = -1, /*< The operation succeeded. /	-
69	C448_FAILURE = 0 /*< The operation failed. /	-
70	} c448_error_t;	-
71		-
72	/* Return success if x is true */	-
73	static ossl_inline c448_error_t c448_succeed_if(c448_bool_t x)	-
74	{	-
75	return (c448_error_t) x; executed 1231 times by 2 tests: `return (c448_error_t) x;` Executed by: curve448_internal_test libcrypto.so.1.1	1231
76	}	-
77		-
78	#endif /* __C448_COMMON_H__ */	-

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* Licensed under the OpenSSL license (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

* Originally written by Mike Hamburg

#ifndef HEADER_CURVE448UTILS_H

# define HEADER_CURVE448UTILS_H

# include <openssl/e_os2.h>

* Internal word types. Somewhat tricky. This could be decided separately per

* platform. However, the structs do need to be all the same size and

* alignment on a given platform to support dynamic linking, since even if you

* header was built with eg arch_neon, you might end up linking a library built

* with arch_arm32.

# ifndef C448_WORD_BITS

# if (defined(__SIZEOF_INT128__) && (__SIZEOF_INT128__ == 16)) \

&& !defined(__sparc__)

# define C448_WORD_BITS 64 /* The number of bits in a word */

# else

# define C448_WORD_BITS 32 /* The number of bits in a word */

# endif

# if C448_WORD_BITS == 64

/* Word size for internal computations */

typedef uint64_t c448_word_t;

/* Signed word size for internal computations */

typedef int64_t c448_sword_t;

/* "Boolean" type, will be set to all-zero or all-one (i.e. -1u) */

typedef uint64_t c448_bool_t;

/* Double-word size for internal computations */

typedef __uint128_t c448_dword_t;

/* Signed double-word size for internal computations */

typedef __int128_t c448_dsword_t;

# elif C448_WORD_BITS == 32

/* Word size for internal computations */

typedef uint32_t c448_word_t;

/* Signed word size for internal computations */

typedef int32_t c448_sword_t;

/* "Boolean" type, will be set to all-zero or all-one (i.e. -1u) */

typedef uint32_t c448_bool_t;

/* Double-word size for internal computations */

typedef uint64_t c448_dword_t;

/* Signed double-word size for internal computations */

typedef int64_t c448_dsword_t;

# else

# error "Only supporting C448_WORD_BITS = 32 or 64 for now"

# endif

/* C448_TRUE = -1 so that C448_TRUE & x = x */

# define C448_TRUE (0 - (c448_bool_t)1)

/* C448_FALSE = 0 so that C448_FALSE & x = 0 */

# define C448_FALSE 0

/* Another boolean type used to indicate success or failure. */

typedef enum {

C448_SUCCESS = -1, /**< The operation succeeded. */

C448_FAILURE = 0 /**< The operation failed. */

} c448_error_t;

/* Return success if x is true */

static ossl_inline c448_error_t c448_succeed_if(c448_bool_t x)

{

return (c448_error_t) x;

executed 1231 times by 2 tests: return (c448_error_t) x;

Executed by:

curve448_internal_test
libcrypto.so.1.1

1231

}

#endif /* __C448_COMMON_H__ */

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