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annotate tomsfastmath/src/headers/tfm.h @ 645:8622ee48fab5 dropbear-tfm

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- Work around broken asm constraint behaviour on 32bit x86 OS X
author Matt Johnston <matt@ucc.asn.au>
date Wed, 30 Nov 2011 22:27:26 +0800
parents a362b62d38b2
children
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1 /* TomsFastMath, a fast ISO C bignum library.
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2 *
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3 * This project is meant to fill in where LibTomMath
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4 * falls short. That is speed ;-)
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5 *
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6 * This project is public domain and free for all purposes.
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7 *
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8 * Tom St Denis, [email protected]
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9 */
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10 #ifndef TFM_H_
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11 #define TFM_H_
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13 #include <stdio.h>
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14 #include <string.h>
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15 #include <stdlib.h>
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16 #include <ctype.h>
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17 #include <limits.h>
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19 #ifndef MIN
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20 #define MIN(x,y) ((x)<(y)?(x):(y))
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21 #endif
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23 #ifndef MAX
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24 #define MAX(x,y) ((x)>(y)?(x):(y))
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25 #endif
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27 /* externally define this symbol to ignore the default settings, useful for changing the build from the make process */
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28 #ifndef TFM_ALREADY_SET
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29
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30 /* do we want the large set of small multiplications ?
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31 Enable these if you are going to be doing a lot of small (<= 16 digit) multiplications say in ECC
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32 Or if you're on a 64-bit machine doing RSA as a 1024-bit integer == 16 digits ;-)
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33 */
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34 #define TFM_SMALL_SET
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35
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36 /* do we want huge code
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37 Enable these if you are doing 20, 24, 28, 32, 48, 64 digit multiplications (useful for RSA)
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38 Less important on 64-bit machines as 32 digits == 2048 bits
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39 */
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40 #if 0
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41 #define TFM_MUL3
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42 #define TFM_MUL4
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43 #define TFM_MUL6
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44 #define TFM_MUL7
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45 #define TFM_MUL8
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46 #define TFM_MUL9
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47 #define TFM_MUL12
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48 #define TFM_MUL17
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49 #endif
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50 #define TFM_MUL20
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51 #define TFM_MUL24
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52 #define TFM_MUL28
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53 #define TFM_MUL32
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54 #define TFM_MUL48
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55 #define TFM_MUL64
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56
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57 #if 0
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58 #define TFM_SQR3
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59 #define TFM_SQR4
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60 #define TFM_SQR6
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61 #define TFM_SQR7
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62 #define TFM_SQR8
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63 #define TFM_SQR9
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64 #define TFM_SQR12
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65 #define TFM_SQR17
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66 #endif
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67 #define TFM_SQR20
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68 #define TFM_SQR24
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69 #define TFM_SQR28
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70 #define TFM_SQR32
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71 #define TFM_SQR48
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72 #define TFM_SQR64
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73
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74 /* do we want some overflow checks
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75 Not required if you make sure your numbers are within range (e.g. by default a modulus for fp_exptmod() can only be upto 2048 bits long)
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76 */
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77 /* #define TFM_CHECK */
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78
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79 /* Is the target a P4 Prescott
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80 */
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81 /* #define TFM_PRESCOTT */
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82
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83 /* Do we want timing resistant fp_exptmod() ?
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84 * This makes it slower but also timing invariant with respect to the exponent
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85 */
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86 /* #define TFM_TIMING_RESISTANT */
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87
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88 #endif
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89
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90 /* Max size of any number in bits. Basically the largest size you will be multiplying
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91 * should be half [or smaller] of FP_MAX_SIZE-four_digit
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92 *
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93 * You can externally define this or it defaults to 4096-bits [allowing multiplications upto 2048x2048 bits ]
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94 */
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95 #ifndef FP_MAX_SIZE
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96 #define FP_MAX_SIZE (4096+(8*DIGIT_BIT))
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97 #endif
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98
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99 /* will this lib work? */
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100 #if (CHAR_BIT & 7)
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101 #error CHAR_BIT must be a multiple of eight.
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102 #endif
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103 #if FP_MAX_SIZE % CHAR_BIT
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104 #error FP_MAX_SIZE must be a multiple of CHAR_BIT
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105 #endif
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106
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107 /* autodetect x86-64 and make sure we are using 64-bit digits with x86-64 asm */
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108 #if defined(__x86_64__)
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109 #if defined(TFM_X86) || defined(TFM_SSE2) || defined(TFM_ARM)
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110 #error x86-64 detected, x86-32/SSE2/ARM optimizations are not valid!
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111 #endif
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112 #if !defined(TFM_X86_64) && !defined(TFM_NO_ASM)
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113 #define TFM_X86_64
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114 #endif
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115 #endif
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116 #if defined(TFM_X86_64)
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117 #if !defined(FP_64BIT)
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118 #define FP_64BIT
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119 #endif
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120 #endif
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121
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122 /* try to detect x86-32 */
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123 #if defined(__i386__) && !defined(TFM_SSE2)
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124 #if defined(TFM_X86_64) || defined(TFM_ARM)
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125 #error x86-32 detected, x86-64/ARM optimizations are not valid!
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126 #endif
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127 #if !defined(TFM_X86) && !defined(TFM_NO_ASM)
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128 #define TFM_X86
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129 #endif
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130 #endif
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131
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132 /* make sure we're 32-bit for x86-32/sse/arm/ppc32 */
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133 #if (defined(TFM_X86) || defined(TFM_SSE2) || defined(TFM_ARM) || defined(TFM_PPC32)) && defined(FP_64BIT)
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134 #warning x86-32, SSE2 and ARM, PPC32 optimizations require 32-bit digits (undefining)
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135 #undef FP_64BIT
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136 #endif
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137
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138 /* multi asms? */
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139 #ifdef TFM_X86
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140 #define TFM_ASM
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141 #endif
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142 #ifdef TFM_X86_64
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143 #ifdef TFM_ASM
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144 #error TFM_ASM already defined!
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145 #endif
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146 #define TFM_ASM
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147 #endif
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148 #ifdef TFM_SSE2
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149 #ifdef TFM_ASM
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150 #error TFM_ASM already defined!
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151 #endif
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152 #define TFM_ASM
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153 #endif
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154 #ifdef TFM_ARM
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155 #ifdef TFM_ASM
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156 #error TFM_ASM already defined!
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157 #endif
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158 #define TFM_ASM
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159 #endif
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160 #ifdef TFM_PPC32
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161 #ifdef TFM_ASM
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162 #error TFM_ASM already defined!
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163 #endif
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164 #define TFM_ASM
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165 #endif
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166 #ifdef TFM_PPC64
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167 #ifdef TFM_ASM
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168 #error TFM_ASM already defined!
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169 #endif
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170 #define TFM_ASM
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171 #endif
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172 #ifdef TFM_AVR32
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173 #ifdef TFM_ASM
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174 #error TFM_ASM already defined!
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175 #endif
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176 #define TFM_ASM
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177 #endif
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178
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179 /* we want no asm? */
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180 #ifdef TFM_NO_ASM
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181 #undef TFM_X86
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182 #undef TFM_X86_64
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183 #undef TFM_SSE2
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184 #undef TFM_ARM
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185 #undef TFM_PPC32
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186 #undef TFM_PPC64
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187 #undef TFM_AVR32
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188 #undef TFM_ASM
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189 #endif
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190
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191 /* ECC helpers */
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192 #ifdef TFM_ECC192
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193 #ifdef FP_64BIT
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194 #define TFM_MUL3
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195 #define TFM_SQR3
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196 #else
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197 #define TFM_MUL6
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198 #define TFM_SQR6
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199 #endif
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200 #endif
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201
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202 #ifdef TFM_ECC224
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203 #ifdef FP_64BIT
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204 #define TFM_MUL4
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205 #define TFM_SQR4
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206 #else
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207 #define TFM_MUL7
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208 #define TFM_SQR7
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209 #endif
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210 #endif
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211
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212 #ifdef TFM_ECC256
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213 #ifdef FP_64BIT
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214 #define TFM_MUL4
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215 #define TFM_SQR4
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216 #else
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217 #define TFM_MUL8
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218 #define TFM_SQR8
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219 #endif
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220 #endif
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221
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222 #ifdef TFM_ECC384
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223 #ifdef FP_64BIT
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224 #define TFM_MUL6
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225 #define TFM_SQR6
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226 #else
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227 #define TFM_MUL12
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228 #define TFM_SQR12
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229 #endif
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230 #endif
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231
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232 #ifdef TFM_ECC521
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233 #ifdef FP_64BIT
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234 #define TFM_MUL9
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235 #define TFM_SQR9
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236 #else
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237 #define TFM_MUL17
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238 #define TFM_SQR17
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239 #endif
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240 #endif
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241
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242
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243 /* some default configurations.
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244 */
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245 #if defined(FP_64BIT)
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246 /* for GCC only on supported platforms */
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247 #ifndef CRYPT
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248 typedef unsigned long ulong64;
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249 #endif
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250 typedef ulong64 fp_digit;
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251 typedef unsigned long fp_word __attribute__ ((mode(TI)));
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252 #else
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253 /* this is to make porting into LibTomCrypt easier :-) */
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254 #ifndef CRYPT
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255 #if defined(_MSC_VER) || defined(__BORLANDC__)
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256 typedef unsigned __int64 ulong64;
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257 typedef signed __int64 long64;
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258 #else
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259 typedef unsigned long long ulong64;
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260 typedef signed long long long64;
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261 #endif
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262 #endif
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263 typedef unsigned long fp_digit;
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264 typedef ulong64 fp_word;
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265 #endif
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266
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267 /* # of digits this is */
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268 #define DIGIT_BIT (int)((CHAR_BIT) * sizeof(fp_digit))
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269 #define FP_MASK (fp_digit)(-1)
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270 #define FP_SIZE (FP_MAX_SIZE/DIGIT_BIT)
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271
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272 /* signs */
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273 #define FP_ZPOS 0
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274 #define FP_NEG 1
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275
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276 /* return codes */
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277 #define FP_OKAY 0
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278 #define FP_VAL 1
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279 #define FP_MEM 2
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280
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281 /* equalities */
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282 #define FP_LT -1 /* less than */
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283 #define FP_EQ 0 /* equal to */
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284 #define FP_GT 1 /* greater than */
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285
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286 /* replies */
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287 #define FP_YES 1 /* yes response */
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288 #define FP_NO 0 /* no response */
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289
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290 /* a FP type */
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291 typedef struct {
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292 fp_digit dp[FP_SIZE];
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293 int used,
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294 sign;
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295 } fp_int;
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296
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297 /* functions */
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298
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299 /* returns a TFM ident string useful for debugging... */
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300 const char *fp_ident(void);
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301
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302 /* initialize [or zero] an fp int */
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303 #define fp_init(a) (void)memset((a), 0, sizeof(fp_int))
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304 #define fp_zero(a) fp_init(a)
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305
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306 /* zero/even/odd ? */
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307 #define fp_iszero(a) (((a)->used == 0) ? FP_YES : FP_NO)
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308 #define fp_iseven(a) (((a)->used >= 0 && (((a)->dp[0] & 1) == 0)) ? FP_YES : FP_NO)
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309 #define fp_isodd(a) (((a)->used > 0 && (((a)->dp[0] & 1) == 1)) ? FP_YES : FP_NO)
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310
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311 /* set to a small digit */
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312 void fp_set(fp_int *a, fp_digit b);
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313
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314 /* copy from a to b */
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315 #define fp_copy(a, b) (void)(((a) != (b)) && memcpy((b), (a), sizeof(fp_int)))
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316 #define fp_init_copy(a, b) fp_copy(b, a)
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317
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318 /* clamp digits */
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319 #define fp_clamp(a) { while ((a)->used && (a)->dp[(a)->used-1] == 0) --((a)->used); (a)->sign = (a)->used ? (a)->sign : FP_ZPOS; }
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320
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321 /* negate and absolute */
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322 #define fp_neg(a, b) { fp_copy(a, b); (b)->sign ^= 1; fp_clamp(b); }
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323 #define fp_abs(a, b) { fp_copy(a, b); (b)->sign = 0; }
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324
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325 /* right shift x digits */
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326 void fp_rshd(fp_int *a, int x);
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327
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328 /* left shift x digits */
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329 void fp_lshd(fp_int *a, int x);
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330
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parents:
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331 /* signed comparison */
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parents:
diff changeset
332 int fp_cmp(fp_int *a, fp_int *b);
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parents:
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333
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parents:
diff changeset
334 /* unsigned comparison */
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parents:
diff changeset
335 int fp_cmp_mag(fp_int *a, fp_int *b);
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parents:
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336
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parents:
diff changeset
337 /* power of 2 operations */
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parents:
diff changeset
338 void fp_div_2d(fp_int *a, int b, fp_int *c, fp_int *d);
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parents:
diff changeset
339 void fp_mod_2d(fp_int *a, int b, fp_int *c);
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parents:
diff changeset
340 void fp_mul_2d(fp_int *a, int b, fp_int *c);
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parents:
diff changeset
341 void fp_2expt (fp_int *a, int b);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
342 void fp_mul_2(fp_int *a, fp_int *c);
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parents:
diff changeset
343 void fp_div_2(fp_int *a, fp_int *c);
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344
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parents:
diff changeset
345 /* Counts the number of lsbs which are zero before the first zero bit */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
346 int fp_cnt_lsb(fp_int *a);
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parents:
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347
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parents:
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348 /* c = a + b */
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parents:
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349 void fp_add(fp_int *a, fp_int *b, fp_int *c);
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parents:
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350
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parents:
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351 /* c = a - b */
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parents:
diff changeset
352 void fp_sub(fp_int *a, fp_int *b, fp_int *c);
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parents:
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353
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parents:
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354 /* c = a * b */
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parents:
diff changeset
355 void fp_mul(fp_int *a, fp_int *b, fp_int *c);
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parents:
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356
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parents:
diff changeset
357 /* b = a*a */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
358 void fp_sqr(fp_int *a, fp_int *b);
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parents:
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359
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
360 /* a/b => cb + d == a */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
361 int fp_div(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
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Matt Johnston <matt@ucc.asn.au>
parents:
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362
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
363 /* c = a mod b, 0 <= c < b */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
364 int fp_mod(fp_int *a, fp_int *b, fp_int *c);
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parents:
diff changeset
365
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parents:
diff changeset
366 /* compare against a single digit */
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Matt Johnston <matt@ucc.asn.au>
parents:
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367 int fp_cmp_d(fp_int *a, fp_digit b);
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parents:
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368
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parents:
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369 /* c = a + b */
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parents:
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370 void fp_add_d(fp_int *a, fp_digit b, fp_int *c);
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parents:
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371
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
372 /* c = a - b */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
373 void fp_sub_d(fp_int *a, fp_digit b, fp_int *c);
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parents:
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374
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Matt Johnston <matt@ucc.asn.au>
parents:
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375 /* c = a * b */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
376 void fp_mul_d(fp_int *a, fp_digit b, fp_int *c);
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parents:
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377
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parents:
diff changeset
378 /* a/b => cb + d == a */
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Matt Johnston <matt@ucc.asn.au>
parents:
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379 int fp_div_d(fp_int *a, fp_digit b, fp_int *c, fp_digit *d);
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Matt Johnston <matt@ucc.asn.au>
parents:
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380
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
381 /* c = a mod b, 0 <= c < b */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
382 int fp_mod_d(fp_int *a, fp_digit b, fp_digit *c);
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parents:
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383
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
384 /* ---> number theory <--- */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
385 /* d = a + b (mod c) */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
386 int fp_addmod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
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Matt Johnston <matt@ucc.asn.au>
parents:
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387
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Matt Johnston <matt@ucc.asn.au>
parents:
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388 /* d = a - b (mod c) */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
389 int fp_submod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
390
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
391 /* d = a * b (mod c) */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
392 int fp_mulmod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
393
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
394 /* c = a * a (mod b) */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
395 int fp_sqrmod(fp_int *a, fp_int *b, fp_int *c);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
396
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
397 /* c = 1/a (mod b) */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
398 int fp_invmod(fp_int *a, fp_int *b, fp_int *c);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
399
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
400 /* c = (a, b) */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
401 void fp_gcd(fp_int *a, fp_int *b, fp_int *c);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
402
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
403 /* c = [a, b] */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
404 void fp_lcm(fp_int *a, fp_int *b, fp_int *c);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
405
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
406 /* setups the montgomery reduction */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
407 int fp_montgomery_setup(fp_int *a, fp_digit *mp);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
408
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
409 /* computes a = B**n mod b without division or multiplication useful for
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
410 * normalizing numbers in a Montgomery system.
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
411 */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
412 void fp_montgomery_calc_normalization(fp_int *a, fp_int *b);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
413
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
414 /* computes x/R == x (mod N) via Montgomery Reduction */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
415 void fp_montgomery_reduce(fp_int *a, fp_int *m, fp_digit mp);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
416
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
417 /* d = a**b (mod c) */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
418 int fp_exptmod(fp_int *a, fp_int *b, fp_int *c, fp_int *d);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
419
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
420 /* primality stuff */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
421
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
422 /* perform a Miller-Rabin test of a to the base b and store result in "result" */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
423 void fp_prime_miller_rabin (fp_int * a, fp_int * b, int *result);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
424
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
425 /* 256 trial divisions + 8 Miller-Rabins, returns FP_YES if probable prime */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
426 int fp_isprime(fp_int *a);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
427
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
428 /* Primality generation flags */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
429 #define TFM_PRIME_BBS 0x0001 /* BBS style prime */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
430 #define TFM_PRIME_SAFE 0x0002 /* Safe prime (p-1)/2 == prime */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
431 #define TFM_PRIME_2MSB_OFF 0x0004 /* force 2nd MSB to 0 */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
432 #define TFM_PRIME_2MSB_ON 0x0008 /* force 2nd MSB to 1 */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
433
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
434 /* callback for fp_prime_random, should fill dst with random bytes and return how many read [upto len] */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
435 typedef int tfm_prime_callback(unsigned char *dst, int len, void *dat);
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parents:
diff changeset
436
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parents:
diff changeset
437 #define fp_prime_random(a, t, size, bbs, cb, dat) fp_prime_random_ex(a, t, ((size) * 8) + 1, (bbs==1)?TFM_PRIME_BBS:0, cb, dat)
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parents:
diff changeset
438
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
439 int fp_prime_random_ex(fp_int *a, int t, int size, int flags, tfm_prime_callback cb, void *dat);
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parents:
diff changeset
440
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
441 /* radix conersions */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
442 int fp_count_bits(fp_int *a);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
443
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
444 int fp_unsigned_bin_size(fp_int *a);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
445 void fp_read_unsigned_bin(fp_int *a, unsigned char *b, int c);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
446 void fp_to_unsigned_bin(fp_int *a, unsigned char *b);
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parents:
diff changeset
447
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
448 int fp_signed_bin_size(fp_int *a);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
449 void fp_read_signed_bin(fp_int *a, unsigned char *b, int c);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
450 void fp_to_signed_bin(fp_int *a, unsigned char *b);
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parents:
diff changeset
451
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parents:
diff changeset
452 int fp_read_radix(fp_int *a, char *str, int radix);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
453 int fp_toradix(fp_int *a, char *str, int radix);
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diff changeset
454 int fp_toradix_n(fp_int * a, char *str, int radix, int maxlen);
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parents:
diff changeset
455
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
456
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
457 /* VARIOUS LOW LEVEL STUFFS */
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
458 void s_fp_add(fp_int *a, fp_int *b, fp_int *c);
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
459 void s_fp_sub(fp_int *a, fp_int *b, fp_int *c);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
460 void fp_reverse(unsigned char *s, int len);
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parents:
diff changeset
461
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diff changeset
462 void fp_mul_comba(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
463
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
464 #ifdef TFM_SMALL_SET
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diff changeset
465 void fp_mul_comba_small(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
466 #endif
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parents:
diff changeset
467
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parents:
diff changeset
468 #ifdef TFM_MUL3
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
469 void fp_mul_comba3(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
470 #endif
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parents:
diff changeset
471 #ifdef TFM_MUL4
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diff changeset
472 void fp_mul_comba4(fp_int *A, fp_int *B, fp_int *C);
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473 #endif
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diff changeset
474 #ifdef TFM_MUL6
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parents:
diff changeset
475 void fp_mul_comba6(fp_int *A, fp_int *B, fp_int *C);
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diff changeset
476 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
477 #ifdef TFM_MUL7
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
478 void fp_mul_comba7(fp_int *A, fp_int *B, fp_int *C);
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diff changeset
479 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
480 #ifdef TFM_MUL8
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parents:
diff changeset
481 void fp_mul_comba8(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
482 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
483 #ifdef TFM_MUL9
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parents:
diff changeset
484 void fp_mul_comba9(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
485 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
486 #ifdef TFM_MUL12
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diff changeset
487 void fp_mul_comba12(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
488 #endif
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parents:
diff changeset
489 #ifdef TFM_MUL17
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parents:
diff changeset
490 void fp_mul_comba17(fp_int *A, fp_int *B, fp_int *C);
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491 #endif
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parents:
diff changeset
492
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parents:
diff changeset
493 #ifdef TFM_MUL20
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diff changeset
494 void fp_mul_comba20(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
495 #endif
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diff changeset
496 #ifdef TFM_MUL24
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diff changeset
497 void fp_mul_comba24(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
498 #endif
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parents:
diff changeset
499 #ifdef TFM_MUL28
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parents:
diff changeset
500 void fp_mul_comba28(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
501 #endif
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parents:
diff changeset
502 #ifdef TFM_MUL32
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parents:
diff changeset
503 void fp_mul_comba32(fp_int *A, fp_int *B, fp_int *C);
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parents:
diff changeset
504 #endif
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parents:
diff changeset
505 #ifdef TFM_MUL48
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
506 void fp_mul_comba48(fp_int *A, fp_int *B, fp_int *C);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
507 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
508 #ifdef TFM_MUL64
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
509 void fp_mul_comba64(fp_int *A, fp_int *B, fp_int *C);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
510 #endif
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parents:
diff changeset
511
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
512 void fp_sqr_comba(fp_int *A, fp_int *B);
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parents:
diff changeset
513
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
514 #ifdef TFM_SMALL_SET
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
515 void fp_sqr_comba_small(fp_int *A, fp_int *B);
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parents:
diff changeset
516 #endif
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parents:
diff changeset
517
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
518 #ifdef TFM_SQR3
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parents:
diff changeset
519 void fp_sqr_comba3(fp_int *A, fp_int *B);
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parents:
diff changeset
520 #endif
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parents:
diff changeset
521 #ifdef TFM_SQR4
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parents:
diff changeset
522 void fp_sqr_comba4(fp_int *A, fp_int *B);
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parents:
diff changeset
523 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
524 #ifdef TFM_SQR6
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
525 void fp_sqr_comba6(fp_int *A, fp_int *B);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
526 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
527 #ifdef TFM_SQR7
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
528 void fp_sqr_comba7(fp_int *A, fp_int *B);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
529 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
530 #ifdef TFM_SQR8
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
531 void fp_sqr_comba8(fp_int *A, fp_int *B);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
532 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
533 #ifdef TFM_SQR9
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
534 void fp_sqr_comba9(fp_int *A, fp_int *B);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
535 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
536 #ifdef TFM_SQR12
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
537 void fp_sqr_comba12(fp_int *A, fp_int *B);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
538 #endif
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
539 #ifdef TFM_SQR17
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540 void fp_sqr_comba17(fp_int *A, fp_int *B);
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541 #endif
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542
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543 #ifdef TFM_SQR20
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544 void fp_sqr_comba20(fp_int *A, fp_int *B);
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545 #endif
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546 #ifdef TFM_SQR24
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547 void fp_sqr_comba24(fp_int *A, fp_int *B);
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548 #endif
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549 #ifdef TFM_SQR28
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550 void fp_sqr_comba28(fp_int *A, fp_int *B);
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551 #endif
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552 #ifdef TFM_SQR32
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553 void fp_sqr_comba32(fp_int *A, fp_int *B);
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554 #endif
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555 #ifdef TFM_SQR48
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556 void fp_sqr_comba48(fp_int *A, fp_int *B);
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557 #endif
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558 #ifdef TFM_SQR64
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559 void fp_sqr_comba64(fp_int *A, fp_int *B);
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560 #endif
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561 extern const char *fp_s_rmap;
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562
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563 #endif
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564
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565
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566 /* $Source$ */
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567 /* $Revision$ */
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568 /* $Date$ */