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111
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1 #ifndef _SGXINTRIN_H_INCLUDED
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2 #define _SGXINTRIN_H_INCLUDED
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3
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4 #ifndef __SGX__
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5 #pragma GCC push_options
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6 #pragma GCC target("sgx")
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7 #define __DISABLE_SGX__
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8 #endif /* __SGX__ */
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9
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10 #define __encls_bc(leaf, b, c, retval) \
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11 __asm__ __volatile__ ("encls\n\t" \
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12 : "=a" (retval) \
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13 : "a" (leaf), "b" (b), "c" (c) \
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14 : "cc")
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15
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16 #define __encls_bcd(leaf, b, c, d, retval) \
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17 __asm__ __volatile__("encls\n\t" \
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18 : "=a" (retval) \
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19 : "a" (leaf), "b" (b), "c" (c), "d" (d) \
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20 : "cc")
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21
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22 #define __encls_c(leaf, c, retval) \
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23 __asm__ __volatile__("encls\n\t" \
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24 : "=a" (retval) \
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25 : "a" (leaf), "c" (c) \
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26 : "cc")
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27
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28 #define __encls_edbgrd(leaf, b, c, retval) \
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29 __asm__ __volatile__("encls\n\t" \
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30 : "=a" (retval), "=b" (b) \
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31 : "a" (leaf), "c" (c))
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32
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33 #define __encls_generic(leaf, b, c, d, retval) \
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34 __asm__ __volatile__("encls\n\t" \
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35 : "=a" (retval), "=b" (b), "=c" (c), "=d" (d)\
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36 : "a" (leaf), "b" (b), "c" (c), "d" (d) \
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37 : "cc")
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38
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39 #define __enclu_bc(leaf, b, c, retval) \
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40 __asm__ __volatile__("enclu\n\t" \
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41 : "=a" (retval) \
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42 : "a" (leaf), "b" (b), "c" (c) \
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43 : "cc")
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44
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45 #define __enclu_bcd(leaf, b, c, d, retval) \
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46 __asm__ __volatile__("enclu\n\t" \
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47 : "=a" (retval) \
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48 : "a" (leaf), "b" (b), "c" (c), "d" (d) \
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49 : "cc")
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50
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51 #define __enclu_eenter(leaf, b, c, retval) \
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52 __asm__ __volatile__("enclu\n\t" \
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53 : "=a" (retval), "=c" (c) \
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54 : "a" (leaf), "b" (b), "c" (c) \
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55 : "cc")
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56
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57 #define __enclu_eexit(leaf, b, c, retval) \
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58 __asm__ __volatile__("enclu\n\t" \
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59 : "=a" (retval), "=c" (c) \
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60 : "a" (leaf), "b" (b) \
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61 : "cc")
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62
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63 #define __enclu_generic(leaf, b, c, d, retval) \
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64 __asm__ __volatile__("enclu\n\t" \
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65 : "=a" (retval), "=b" (b), "=c" (c), "=d" (d)\
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66 : "a" (leaf), "b" (b), "c" (c), "d" (d) \
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67 : "cc")
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68
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69
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70 extern __inline int
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71 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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72 _encls_u32 (const int __L, size_t __D[])
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73 {
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74 enum __encls_type
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75 {
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76 __SGX_ECREATE = 0x00,
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77 __SGX_EADD = 0x01,
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78 __SGX_EINIT = 0x02,
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79 __SGX_EREMOVE = 0x03,
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80 __SGX_EDBGRD = 0x04,
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81 __SGX_EDBGWR = 0x05,
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82 __SGX_EEXTEND = 0x06,
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83 __SGX_ELDB = 0x07,
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84 __SGX_ELDU = 0x08,
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85 __SGX_EBLOCK = 0x09,
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86 __SGX_EPA = 0x0A,
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87 __SGX_EWB = 0x0B,
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88 __SGX_ETRACK = 0x0C,
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89 __SGX_EAUG = 0x0D,
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90 __SGX_EMODPR = 0x0E,
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91 __SGX_EMODT = 0x0F
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92 };
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93 enum __encls_type __T = (enum __encls_type)__L;
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94 int __R = 0;
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95 if (!__builtin_constant_p (__T))
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96 __encls_generic (__L, __D[0], __D[1], __D[2], __R);
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97 else switch (__T)
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98 {
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99 case __SGX_ECREATE:
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100 case __SGX_EADD:
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101 case __SGX_EDBGWR:
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102 case __SGX_EEXTEND:
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103 case __SGX_EPA:
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104 case __SGX_EMODPR:
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105 case __SGX_EMODT:
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106 case __SGX_EAUG:
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107 __encls_bc (__L, __D[0], __D[1], __R);
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108 break;
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109 case __SGX_EINIT:
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110 case __SGX_ELDB:
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111 case __SGX_ELDU:
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112 case __SGX_EWB:
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113 __encls_bcd (__L, __D[0], __D[1], __D[2], __R);
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114 break;
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115 case __SGX_EREMOVE:
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116 case __SGX_EBLOCK:
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117 case __SGX_ETRACK:
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118 __encls_c (__L, __D[1], __R);
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119 break;
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120 case __SGX_EDBGRD:
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121 __encls_edbgrd (__L, __D[0], __D[1], __R);
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122 break;
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123 default:
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124 return -1;
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125 }
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126 return __R;
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127 }
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128
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129 extern __inline int
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130 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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131 _enclu_u32 (const int __L, size_t __D[])
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132 {
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133 enum __enclu_type
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134 {
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135 __SGX_EREPORT = 0x00,
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136 __SGX_EGETKEY = 0x01,
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137 __SGX_EENTER = 0x02,
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138 __SGX_ERESUME = 0x03,
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139 __SGX_EEXIT = 0x04,
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140 __SGX_EACCEPT = 0x05,
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141 __SGX_EMODPE = 0x06,
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142 __SGX_EACCEPTCOPY = 0x07
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143 };
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144 enum __enclu_type __T = (enum __enclu_type) __L;
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145 int __R = 0;
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146 if (!__builtin_constant_p (__T))
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147 __enclu_generic (__L, __D[0], __D[1], __D[2], __R);
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148 else switch (__T)
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149 {
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150 case __SGX_EREPORT:
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151 case __SGX_EACCEPTCOPY:
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152 __enclu_bcd (__L, __D[0], __D[1], __D[2], __R);
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153 break;
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154 case __SGX_EGETKEY:
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155 case __SGX_ERESUME:
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156 case __SGX_EACCEPT:
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157 case __SGX_EMODPE:
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158 __enclu_bc (__L, __D[0], __D[1], __R);
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159 break;
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160 case __SGX_EENTER:
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161 __enclu_eenter (__L, __D[0], __D[1], __R);
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162 break;
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163 case __SGX_EEXIT:
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164 __enclu_eexit (__L, __D[0], __D[1], __R);
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165 break;
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166 default:
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167 return -1;
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168 }
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169 return __R;
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170 }
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171
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172 #ifdef __DISABLE_SGX__
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173 #undef __DISABLE_SGX__
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174 #pragma GCC pop_options
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175 #endif /* __DISABLE_SGX__ */
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176
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177 #endif /* _SGXINTRIN_H_INCLUDED */
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