Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 1 | /* crypto/opensslconf.h.in */ |
| 2 | |
| 3 | /* Generate 80386 code? */ |
| 4 | #undef I386_ONLY |
| 5 | |
| 6 | #if !(defined(VMS) || defined(__VMS)) /* VMS uses logical names instead */ |
| 7 | #if defined(HEADER_CRYPTLIB_H) && !defined(OPENSSLDIR) |
| 8 | #define ENGINESDIR "/usr/local/lib/engines" |
| 9 | #define OPENSSLDIR "/usr/local/ssl" |
| 10 | #endif |
| 11 | #endif |
| 12 | |
| 13 | #undef OPENSSL_UNISTD |
| 14 | #define OPENSSL_UNISTD <unistd.h> |
| 15 | |
| 16 | #undef OPENSSL_EXPORT_VAR_AS_FUNCTION |
| 17 | |
| 18 | #if defined(HEADER_IDEA_H) && !defined(IDEA_INT) |
| 19 | #define IDEA_INT unsigned int |
| 20 | #endif |
| 21 | |
| 22 | #if defined(HEADER_MD2_H) && !defined(MD2_INT) |
| 23 | #define MD2_INT unsigned int |
| 24 | #endif |
| 25 | |
| 26 | #if defined(HEADER_RC2_H) && !defined(RC2_INT) |
| 27 | /* I need to put in a mod for the alpha - eay */ |
| 28 | #define RC2_INT unsigned int |
| 29 | #endif |
| 30 | |
| 31 | #if defined(HEADER_RC4_H) |
| 32 | #if !defined(RC4_INT) |
| 33 | /* using int types make the structure larger but make the code faster |
| 34 | * on most boxes I have tested - up to %20 faster. */ |
| 35 | /* |
| 36 | * I don't know what does "most" mean, but declaring "int" is a must on: |
| 37 | * - Intel P6 because partial register stalls are very expensive; |
| 38 | * - elder Alpha because it lacks byte load/store instructions; |
| 39 | */ |
| 40 | #define RC4_INT unsigned int |
| 41 | #endif |
| 42 | #if !defined(RC4_CHUNK) |
| 43 | /* |
| 44 | * This enables code handling data aligned at natural CPU word |
| 45 | * boundary. See crypto/rc4/rc4_enc.c for further details. |
| 46 | */ |
| 47 | #undef RC4_CHUNK |
| 48 | #endif |
| 49 | #endif |
| 50 | |
| 51 | #if (defined(HEADER_NEW_DES_H) || defined(HEADER_DES_H)) && !defined(DES_LONG) |
| 52 | /* If this is set to 'unsigned int' on a DEC Alpha, this gives about a |
| 53 | * %20 speed up (longs are 8 bytes, int's are 4). */ |
| 54 | #ifndef DES_LONG |
| 55 | #define DES_LONG unsigned long |
| 56 | #endif |
| 57 | #endif |
| 58 | |
| 59 | #if defined(HEADER_BN_H) && !defined(CONFIG_HEADER_BN_H) |
| 60 | #define CONFIG_HEADER_BN_H |
| 61 | #undef BN_LLONG |
| 62 | |
| 63 | /* Should we define BN_DIV2W here? */ |
| 64 | |
| 65 | /* Only one for the following should be defined */ |
| 66 | #undef SIXTY_FOUR_BIT_LONG |
| 67 | #undef SIXTY_FOUR_BIT |
| 68 | #define THIRTY_TWO_BIT |
| 69 | #endif |
| 70 | |
| 71 | #if defined(HEADER_RC4_LOCL_H) && !defined(CONFIG_HEADER_RC4_LOCL_H) |
| 72 | #define CONFIG_HEADER_RC4_LOCL_H |
| 73 | /* if this is defined data[i] is used instead of *data, this is a %20 |
| 74 | * speedup on x86 */ |
| 75 | #undef RC4_INDEX |
| 76 | #endif |
| 77 | |
| 78 | #if defined(HEADER_BF_LOCL_H) && !defined(CONFIG_HEADER_BF_LOCL_H) |
| 79 | #define CONFIG_HEADER_BF_LOCL_H |
| 80 | #undef BF_PTR |
| 81 | #endif /* HEADER_BF_LOCL_H */ |
| 82 | |
| 83 | #if defined(HEADER_DES_LOCL_H) && !defined(CONFIG_HEADER_DES_LOCL_H) |
| 84 | #define CONFIG_HEADER_DES_LOCL_H |
| 85 | #ifndef DES_DEFAULT_OPTIONS |
| 86 | /* the following is tweaked from a config script, that is why it is a |
| 87 | * protected undef/define */ |
| 88 | #ifndef DES_PTR |
| 89 | #undef DES_PTR |
| 90 | #endif |
| 91 | |
| 92 | /* This helps C compiler generate the correct code for multiple functional |
| 93 | * units. It reduces register dependancies at the expense of 2 more |
| 94 | * registers */ |
| 95 | #ifndef DES_RISC1 |
| 96 | #undef DES_RISC1 |
| 97 | #endif |
| 98 | |
| 99 | #ifndef DES_RISC2 |
| 100 | #undef DES_RISC2 |
| 101 | #endif |
| 102 | |
| 103 | #if defined(DES_RISC1) && defined(DES_RISC2) |
| 104 | YOU SHOULD NOT HAVE BOTH DES_RISC1 AND DES_RISC2 DEFINED!!!!! |
| 105 | #endif |
| 106 | |
| 107 | /* Unroll the inner loop, this sometimes helps, sometimes hinders. |
| 108 | * Very mucy CPU dependant */ |
| 109 | #ifndef DES_UNROLL |
| 110 | #undef DES_UNROLL |
| 111 | #endif |
| 112 | |
| 113 | /* These default values were supplied by |
| 114 | * Peter Gutman <pgut001@cs.auckland.ac.nz> |
| 115 | * They are only used if nothing else has been defined */ |
| 116 | #if !defined(DES_PTR) && !defined(DES_RISC1) && !defined(DES_RISC2) && !defined(DES_UNROLL) |
| 117 | /* Special defines which change the way the code is built depending on the |
| 118 | CPU and OS. For SGI machines you can use _MIPS_SZLONG (32 or 64) to find |
| 119 | even newer MIPS CPU's, but at the moment one size fits all for |
| 120 | optimization options. Older Sparc's work better with only UNROLL, but |
| 121 | there's no way to tell at compile time what it is you're running on */ |
| 122 | |
| 123 | #if defined( sun ) /* Newer Sparc's */ |
| 124 | # define DES_PTR |
| 125 | # define DES_RISC1 |
| 126 | # define DES_UNROLL |
| 127 | #elif defined( __ultrix ) /* Older MIPS */ |
| 128 | # define DES_PTR |
| 129 | # define DES_RISC2 |
| 130 | # define DES_UNROLL |
| 131 | #elif defined( __osf1__ ) /* Alpha */ |
| 132 | # define DES_PTR |
| 133 | # define DES_RISC2 |
| 134 | #elif defined ( _AIX ) /* RS6000 */ |
| 135 | /* Unknown */ |
| 136 | #elif defined( __hpux ) /* HP-PA */ |
| 137 | /* Unknown */ |
| 138 | #elif defined( __aux ) /* 68K */ |
| 139 | /* Unknown */ |
| 140 | #elif defined( __dgux ) /* 88K (but P6 in latest boxes) */ |
| 141 | # define DES_UNROLL |
| 142 | #elif defined( __sgi ) /* Newer MIPS */ |
| 143 | # define DES_PTR |
| 144 | # define DES_RISC2 |
| 145 | # define DES_UNROLL |
| 146 | #elif defined(i386) || defined(__i386__) /* x86 boxes, should be gcc */ |
| 147 | # define DES_PTR |
| 148 | # define DES_RISC1 |
| 149 | # define DES_UNROLL |
| 150 | #endif /* Systems-specific speed defines */ |
| 151 | #endif |
| 152 | |
| 153 | #endif /* DES_DEFAULT_OPTIONS */ |
| 154 | #endif /* HEADER_DES_LOCL_H */ |