opensslconf.h revision 1.10 
1#include <openssl/opensslfeatures.h>
2/* crypto/opensslconf.h.in */
3
4#if defined(HEADER_CRYPTLIB_H) && !defined(OPENSSLDIR)
5#define OPENSSLDIR "/etc/ssl"
6#endif
7
8#undef OPENSSL_UNISTD
9#define OPENSSL_UNISTD <unistd.h>
10
11#undef OPENSSL_EXPORT_VAR_AS_FUNCTION
12
13#if defined(HEADER_IDEA_H) && !defined(IDEA_INT)
14#define IDEA_INT unsigned int
15#endif
16
17#if defined(HEADER_MD2_H) && !defined(MD2_INT)
18#define MD2_INT unsigned int
19#endif
20
21#if defined(HEADER_RC2_H) && !defined(RC2_INT)
22/* I need to put in a mod for the alpha - eay */
23#define RC2_INT unsigned int
24#endif
25
26#if defined(HEADER_RC4_H)
27#if !defined(RC4_INT)
28/* using int types make the structure larger but make the code faster
29 * on most boxes I have tested - up to %20 faster. */
30/*
31 * I don't know what does "most" mean, but declaring "int" is a must on:
32 * - Intel P6 because partial register stalls are very expensive;
33 * - elder Alpha because it lacks byte load/store instructions;
34 */
35#define RC4_INT unsigned int
36#endif
37#if !defined(RC4_CHUNK)
38/*
39 * This enables code handling data aligned at natural CPU word
40 * boundary. See crypto/rc4/rc4_enc.c for further details.
41 */
42#define RC4_CHUNK unsigned long
43#endif
44#endif
45
46#if (defined(HEADER_NEW_DES_H) || defined(HEADER_DES_H)) && !defined(DES_LONG)
47/* If this is set to 'unsigned int' on a DEC Alpha, this gives about a
48 * %20 speed up (longs are 8 bytes, int's are 4). */
49#ifndef DES_LONG
50#define DES_LONG unsigned int
51#endif
52#endif
53
54#if defined(HEADER_BN_H) && !defined(CONFIG_HEADER_BN_H)
55#define CONFIG_HEADER_BN_H
56#undef BN_LLONG
57
58/* Should we define BN_DIV2W here? */
59
60/* Only one for the following should be defined */
61#define SIXTY_FOUR_BIT_LONG
62#undef SIXTY_FOUR_BIT
63#undef THIRTY_TWO_BIT
64#endif
65
66#if defined(HEADER_RC4_LOCL_H) && !defined(CONFIG_HEADER_RC4_LOCL_H)
67#define CONFIG_HEADER_RC4_LOCL_H
68/* if this is defined data[i] is used instead of *data, this is a %20
69 * speedup on x86 */
70#undef RC4_INDEX
71#endif
72
73#if defined(HEADER_BF_LOCL_H) && !defined(CONFIG_HEADER_BF_LOCL_H)
74#define CONFIG_HEADER_BF_LOCL_H
75#undef BF_PTR
76#endif /* HEADER_BF_LOCL_H */
77
78#if defined(HEADER_DES_LOCL_H) && !defined(CONFIG_HEADER_DES_LOCL_H)
79#define CONFIG_HEADER_DES_LOCL_H
80#ifndef DES_DEFAULT_OPTIONS
81/* the following is tweaked from a config script, that is why it is a
82 * protected undef/define */
83#ifndef DES_PTR
84#undef DES_PTR
85#endif
86
87/* This helps C compiler generate the correct code for multiple functional
88 * units.  It reduces register dependancies at the expense of 2 more
89 * registers */
90#ifndef DES_RISC1
91#undef DES_RISC1
92#endif
93
94#ifndef DES_RISC2
95#undef DES_RISC2
96#endif
97
98#if defined(DES_RISC1) && defined(DES_RISC2)
99YOU SHOULD NOT HAVE BOTH DES_RISC1 AND DES_RISC2 DEFINED!!!!!
100#endif
101
102/* Unroll the inner loop, this sometimes helps, sometimes hinders.
103 * Very mucy CPU dependant */
104#ifndef DES_UNROLL
105#define DES_UNROLL
106#endif
107
108/* These default values were supplied by
109 * Peter Gutman <pgut001@cs.auckland.ac.nz>
110 * They are only used if nothing else has been defined */
111#if !defined(DES_PTR) && !defined(DES_RISC1) && !defined(DES_RISC2) && !defined(DES_UNROLL)
112/* Special defines which change the way the code is built depending on the
113   CPU and OS.  For SGI machines you can use _MIPS_SZLONG (32 or 64) to find
114   even newer MIPS CPU's, but at the moment one size fits all for
115   optimization options.  Older Sparc's work better with only UNROLL, but
116   there's no way to tell at compile time what it is you're running on */
117
118#if defined( sun )		/* Newer Sparc's */
119#  define DES_PTR
120#  define DES_RISC1
121#  define DES_UNROLL
122#elif defined( __ultrix )	/* Older MIPS */
123#  define DES_PTR
124#  define DES_RISC2
125#  define DES_UNROLL
126#elif defined( __osf1__ )	/* Alpha */
127#  define DES_PTR
128#  define DES_RISC2
129#elif defined ( _AIX )		/* RS6000 */
130  /* Unknown */
131#elif defined( __hpux )		/* HP-PA */
132  /* Unknown */
133#elif defined( __aux )		/* 68K */
134  /* Unknown */
135#elif defined( __dgux )		/* 88K (but P6 in latest boxes) */
136#  define DES_UNROLL
137#elif defined( __sgi )		/* Newer MIPS */
138#  define DES_PTR
139#  define DES_RISC2
140#  define DES_UNROLL
141#elif defined(i386) || defined(__i386__)	/* x86 boxes, should be gcc */
142#  define DES_PTR
143#  define DES_RISC1
144#  define DES_UNROLL
145#endif /* Systems-specific speed defines */
146#endif
147
148#endif /* DES_DEFAULT_OPTIONS */
149#endif /* HEADER_DES_LOCL_H */
150