[1] | 1 | 'function.sbp
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| 2 |
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| 3 |
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| 4 | #ifndef _INC_FUNCTION
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| 5 | #define _INC_FUNCTION
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| 6 |
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| 7 |
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| 8 | Const _System_PI = 3.14159265358979323846264
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| 9 | Const _System_LOG2 = 0.6931471805599453094172321214581765680755
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| 10 | Const _System_SQRT2 = 1.41421356237309504880168872421
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[257] | 11 | Const _System_Log_N = 7 As Long
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[1] | 12 |
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| 13 |
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[167] | 14 | #require <Classes/System/Math.ab>
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[16] | 15 |
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| 16 |
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[1] | 17 | '------------- サポート関数の定義 -------------
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| 18 |
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| 19 | Function ldexp(x As Double, n As Long) As Double
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| 20 | If x = 0 Then
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| 21 | ldexp = 0
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| 22 | Exit Function
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| 23 | End If
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[257] | 24 | Dim pSrc = VarPtr(x) As *QWord
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| 25 | Dim pDest = VarPtr(ldexp) As *QWord
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[1] | 26 | n += (pSrc[0] >> 52) As DWord And &h7FF
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| 27 | pDest[0] = n << 52 Or (pSrc[0] And &h800FFFFFFFFFFFFF)
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| 28 | End Function
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| 29 |
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| 30 | Function frexp(x As Double, ByRef n As Long) As Double
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| 31 | If x = 0 Then
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| 32 | n = 0
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| 33 | frexp = 0
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| 34 | Exit Function
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| 35 | End If
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| 36 |
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[257] | 37 | Dim pSrc = VarPtr(x) As *QWord
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| 38 | Dim pDest = VarPtr(frexp) As *QWord
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[1] | 39 | n = ((pSrc[0] >> 52) As DWord And &h7FF) - 1022
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| 40 | pDest[0] = (pSrc[0] And &h800FFFFFFFFFFFFF) Or &h3FE0000000000000
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| 41 | End Function
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| 42 |
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| 43 | Function frexp(x As Single, ByRef n As Long) As Single
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| 44 | If x = 0 Then
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| 45 | n = 0
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| 46 | frexp = 0
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| 47 | Exit Function
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| 48 | End If
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| 49 |
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| 50 | Dim pSrc As *DWord, pDest As *DWord
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| 51 | pSrc = VarPtr(x) As *DWord
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| 52 | pDest = VarPtr(frexp) As *DWord
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| 53 | n = ((pSrc[0] >> 23) And &hFF) - 126
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| 54 | pDest[0] = (pSrc[0] And &h807FFFFF) Or &h7E000000
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| 55 | End Function
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| 56 |
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| 57 | Function ipow(x As Double, n As Long) As Double
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| 58 | Dim abs_n As Long
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[10] | 59 | Dim r = 1 As Double
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[1] | 60 |
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| 61 | abs_n=Abs(n) As Long
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| 62 | While abs_n<>0
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[10] | 63 | If abs_n and 1 Then r *= x
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[1] | 64 | x = x * x
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| 65 | abs_n >>= 1 ' abs_n \= 2
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| 66 | Wend
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| 67 |
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| 68 | If n>=0 Then
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| 69 | ipow=r
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| 70 | Else
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| 71 | ipow=1/r
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| 72 | End If
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| 73 | End Function
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| 74 |
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| 75 | Function pow(x As Double, y As Double) As Double
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| 76 | If -LONG_MAX<=y and y<=LONG_MAX and y=CDbl(Int(y)) Then
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| 77 | pow=ipow(x,y As Long)
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| 78 | Exit Function
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| 79 | End If
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| 80 |
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| 81 | If x>0 Then
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| 82 | pow=Exp(y*Log(x))
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| 83 | Exit Function
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| 84 | End If
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| 85 |
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| 86 | If x<>0 or y<=0 Then
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| 87 | 'error
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| 88 | End If
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| 89 |
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| 90 | pow=0
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| 91 | End Function
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| 92 |
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| 93 | #ifdef _WIN64
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| 94 |
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| 95 | Function _System_GetNaN() As Double
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| 96 | SetQWord(VarPtr(_System_GetNaN) As *QWord, &H7FF8000000000000)
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| 97 | End Function
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| 98 |
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[257] | 99 | Function _System_GetInf(sign As Boolean) As Double
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[1] | 100 | Dim s = 0 As QWord
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| 101 | If sign Then s = 1 << 63
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| 102 | SetQWord(VarPtr(_System_GetInf) As *QWord, &h7FF0000000000000 Or s)
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| 103 | End Function
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| 104 |
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| 105 | #else
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| 106 |
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| 107 | Function _System_GetNaN() As Double
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| 108 | Dim p As *DWord
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| 109 | p = VarPtr(_System_GetNaN) As *DWord
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| 110 | p[0] = 0
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| 111 | p[1] = &H7FF80000
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| 112 | End Function
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| 113 |
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[257] | 114 | Function _System_GetInf(sign As Boolean) As Double
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[1] | 115 | Dim s = 0 As DWord
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| 116 | If sign Then s = (1 As DWord) << 31
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| 117 | Dim p As *DWord
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| 118 | p = VarPtr(_System_GetInf) As *DWord
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| 119 | p[0] = 0
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| 120 | p[1] = &h7FF00000 Or s
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| 121 | End Function
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| 122 |
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| 123 | #endif
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| 124 |
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| 125 | ' xの符号だけをyのものにした値を返す。
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| 126 | ' 引数 x 元となる絶対値
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| 127 | ' 引数 y 元となる符号
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| 128 | Function CopySign(x As Double, y As Double) As Double
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| 129 | SetQWord(VarPtr(CopySign), (GetQWord(VarPtr(x)) And &h7fffffffffffffff) Or (GetQWord(VarPtr(y)) And &h8000000000000000))
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| 130 | End Function
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| 131 |
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| 132 | Function CopySign(x As Single, y As Single) As Single
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| 133 | SetDWord(VarPtr(CopySign), (GetDWord(VarPtr(x)) And &h7fffffff) Or (GetDWord(VarPtr(y)) And &h80000000))
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| 134 | End Function
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| 135 |
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| 136 | Function _System_SetSign(x As Double, isNegative As Long) As Double
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| 137 | #ifdef _WIN64
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[92] | 138 | SetQWord(AddressOf(CopySign), (GetQWord(VarPtr(x)) And &h7fffffffffffffff) Or (isNegative << 63))
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[1] | 139 | #else
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[92] | 140 | SetDWord(AddressOf(CopySign), GetDWord(VarPtr(x)))
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| 141 | SetDWord(AddressOf(CopySign) + SizeOf (DWord), GetQWord(VarPtr(x) + SizeOf (DWord)) And &h7fffffff Or (isNegative << 31))
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[1] | 142 | #endif
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| 143 | End Function
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| 144 |
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| 145 | Const RAND_MAX=&H7FFFFFFF
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| 146 | Dim _System_RndNext=1 As DWord
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| 147 |
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| 148 | Function rand() As Long
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| 149 | _System_RndNext = _System_RndNext * 1103515245 + 12345
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| 150 | rand = _System_RndNext >> 1
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| 151 | End Function
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| 152 |
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| 153 | Sub srand(dwSeek As DWord)
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| 154 | _System_RndNext = dwSeek
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| 155 | End Sub
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| 156 |
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| 157 |
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| 158 | '------------- ここからBasic標準関数の定義 -------------
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| 159 |
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| 160 |
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| 161 | '------------------
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| 162 | ' データ型変換関数
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| 163 | '------------------
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| 164 |
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| 165 | Function CDbl(number As Double) As Double
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| 166 | CDbl=number
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| 167 | End Function
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| 168 |
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| 169 | Function _CUDbl(number As QWord) As Double
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| 170 | _CUDbl=number As Double
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| 171 | End Function
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| 172 |
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| 173 | Function CDWord(num As Double) As DWord
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[92] | 174 | CDWord=num As DWord
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[1] | 175 | End Function
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| 176 |
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| 177 | Function CInt(number As Double) As Long
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[92] | 178 | CInt=number As Long
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[1] | 179 | End Function
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| 180 |
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| 181 | Function CSng(number As Double) As Single
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[92] | 182 | CSng=number As Single
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[1] | 183 | End Function
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| 184 |
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| 185 | #ifdef _WIN64
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| 186 | Function Fix(number As Double) As Long
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| 187 | Fix=number As Long
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| 188 | End Function
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| 189 | #else
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| 190 | 'Fix関数はコンパイラに組み込まれている
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| 191 | 'Function Fix(number As Double) As Long
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| 192 | #endif
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| 193 |
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| 194 | Function Int(number As Double) As Long
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| 195 | Int=Fix(number)
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| 196 | If number<0 Then
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| 197 | If number<Fix(number) Then Int=Int-1
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| 198 | End If
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| 199 | End Function
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| 200 |
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| 201 |
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| 202 | '-------------------------------------
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| 203 | ' ポインタ関数(コンパイラに組み込み)
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| 204 | '-------------------------------------
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| 205 |
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| 206 | 'Function GetDouble(p As DWord) As Double
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| 207 | 'Function GetSingle(p As DWord) As Single
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| 208 | 'Function GetDWord(p As DWord) As DWord
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| 209 | 'Function GetWord(p As DWord) As Word
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| 210 | 'Function GetByte(p As DWord) As Byte
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| 211 | 'Sub SetDouble(p As DWord, dblData As Double)
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| 212 | 'Sub SetSingle(p As DWord, fltData As Single)
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| 213 | 'Sub SetDWord(p As DWord, dwData As DWord)
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| 214 | 'Sub SetWord(p As DWord, wData As Word)
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| 215 | 'Sub SetByte(p As DWord, byteData As Byte)
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| 216 |
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| 217 |
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| 218 | '----------
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| 219 | ' 算術関数
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| 220 | '----------
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| 221 |
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| 222 | Function Abs(number As Double) As Double
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| 223 | 'Abs = Math.Abs(number)
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| 224 | If number < 0 then
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| 225 | return -number
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| 226 | Else
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| 227 | return number
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| 228 | End If
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| 229 | End Function
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| 230 |
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| 231 | Function Exp(x As Double) As Double
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| 232 | Exp = Math.Exp(x)
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| 233 | End Function
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| 234 |
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| 235 | Function Log(x As Double) As Double
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| 236 | Log = Math.Log(x)
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| 237 | End Function
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| 238 |
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[257] | 239 | Function Log1p(x As Double) As Double
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| 240 | If x < -1 Or IsNaN(x) Then
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| 241 | Log1p = _System_GetNaN()
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| 242 | ElseIf x = 0 Then
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| 243 | x = 0
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| 244 | ElseIf IsInf(x) Then
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| 245 | Log1p = x
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| 246 | Else
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| 247 | Log1p = _System_Log1p(x)
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| 248 | End If
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| 249 | End Function
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| 250 |
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| 251 | Function _System_Log1p(x As Double) As Double
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| 252 | Dim s = 0 As Double
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| 253 | Dim i = 7 As Long
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| 254 | While i >= 1
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| 255 | Dim t = (i * x) As Double
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| 256 | s = t / (2 + t / (2 * i + 1 + s))
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| 257 | i--
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| 258 | Wend
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| 259 | Return x / (1 + s)
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| 260 | End Function
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| 261 |
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[1] | 262 | Function Sgn(number As Double) As Long
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| 263 | Sgn = Math.Sign(number)
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| 264 | End Function
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| 265 |
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| 266 | Function Sqr(number As Double) As Double
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| 267 | Sqr = Math.Sqrt(number)
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| 268 | End Function
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| 269 |
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| 270 | Function Atn(number As Double) As Double
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| 271 | Atn = Math.Atan(number)
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| 272 | End Function
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| 273 |
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| 274 | Function _Support_tan(x As Double, ByRef k As Long) As Double
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| 275 | Dim i As Long
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| 276 | Dim t As Double, x2 As Double
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| 277 |
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| 278 | If x>=0 Then
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| 279 | k=Fix(x/(_System_PI/2)+0.5)
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| 280 | Else
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| 281 | k=Fix(x/(_System_PI/2)-0.5)
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| 282 | End If
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| 283 |
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| 284 | x=(x-(CDbl(3217)/CDbl(2048))*k)+4.4544551033807686783083602485579e-6*k
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| 285 |
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| 286 | x2=x*x
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| 287 | t=0
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| 288 |
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| 289 | For i=19 To 3 Step -2
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| 290 | t=x2/(i-t)
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| 291 | Next
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| 292 |
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| 293 | _Support_tan=x/(1-t)
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| 294 | End Function
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| 295 |
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| 296 | Function Atn2(y As Double, x As Double) As Double
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[10] | 297 | Atn2 = Math.Atan2(y, x)
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[1] | 298 | End Function
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| 299 |
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| 300 | Function Sin(number As Double) As Double
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[94] | 301 | Sin = Math.Sin(number)
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[1] | 302 | End Function
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| 303 |
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| 304 | Function Cos(number As Double) As Double
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| 305 | Cos = Math.Cos(number)
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| 306 | End Function
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| 307 |
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| 308 | Function Tan(number As Double) As Double
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| 309 | Tan = Math.Tan(number)
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| 310 | End Function
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| 311 |
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[121] | 312 | Function IsNaN(ByVal x As Double) As Boolean
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[1] | 313 | Dim p As *DWord
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| 314 | p = VarPtr(x) As *DWord
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[257] | 315 | IsNaN = False
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[1] | 316 | If (p[1] And &H7FF00000) = &H7FF00000 Then
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| 317 | If (p[0] <> 0) Or ((p[1] And &HFFFFF) <> 0) Then
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[121] | 318 | IsNaN = True
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[1] | 319 | End If
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| 320 | End If
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| 321 | End Function
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| 322 |
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[121] | 323 | Function IsInf(x As Double) As Boolean
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[1] | 324 | Dim p As *DWord, nan As Double
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| 325 | p = VarPtr(x) As *DWord
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| 326 | p[1] And= &h7fffffff
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[257] | 327 | nan = _System_GetInf(False)
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[1] | 328 | IsInf = (memcmp(p As *Byte, VarPtr(nan), SizeOf (Double)) = 0)
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| 329 | End Function
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| 330 |
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[121] | 331 | Function IsNaNOrInf(x As Double) As Boolean
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[1] | 332 | IsNaNOrInf = IsFinite(x)
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| 333 | End Function
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| 334 |
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[121] | 335 | Function IsFinite(x As Double) As Boolean
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[1] | 336 | Dim p As *DWord, nan As Double
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| 337 | p = VarPtr(x) As *DWord
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| 338 | ' p[1] And= &h7ffe0000
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| 339 | p[1] And= &H7FF00000
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| 340 | p[0] = 0
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[257] | 341 | nan = _System_GetInf(/*x,*/ False)
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[121] | 342 | IsFinite = (memcmp(p As BytePtr, VarPtr(nan), SizeOf (Double)) = 0)
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[1] | 343 | End Function
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| 344 |
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| 345 | Const RAND_UNIT = (1.0 / (LONG_MAX + 1.0))
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| 346 | Function Rnd() As Double
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| 347 | Rnd = RAND_UNIT * rand()
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| 348 | End Function
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| 349 |
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[167] | 350 | Const HIDWORD(qw) = (((qw As QWord) >> 32) And &HFFFFFFFF) As DWord
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| 351 | Const LODWORD(qw) = ((qw As QWord) And &HFFFFFFFF) As DWord
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[1] | 352 |
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[167] | 353 | Const MAKEDWORD(l, h) = (((l As DWord) And &HFFFF) Or (((h As DWord) And &HFFFF) << 16)) As DWord
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| 354 | Const MAKEQWORD(l, h) = (((l As QWord) And &HFFFFFFFF) Or (((h As QWord) And &HFFFFFFFF) << 32)) As QWord
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[1] | 355 |
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| 356 | '------------
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| 357 | ' 文字列関数
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| 358 | '------------
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| 359 |
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[142] | 360 | Function Asc(buf As *StrChar) As StrChar
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[1] | 361 | Asc = buf[0]
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| 362 | End Function
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| 363 |
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[142] | 364 | Function Chr$(code As StrChar) As String
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[121] | 365 | Chr$ = ZeroString(1)
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| 366 | Chr$[0] = code
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[1] | 367 | End Function
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| 368 |
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[142] | 369 | #ifndef __STRING_IS_NOT_UNICODE
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[133] | 370 | Function AscW(s As *WCHAR) As UCSCHAR
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[121] | 371 | If s.Length = 0 Then
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| 372 | AscW = 0
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| 373 | Else
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| 374 | If _System_IsSurrogatePair(s[0], s[1]) Then
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| 375 | AscW = ((s[0] And &h3FF) As DWord << 10) Or (s[1] And &h3FF)
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| 376 | Else
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| 377 | AscW = s[0]
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| 378 | End If
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| 379 | End If
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| 380 | End Function
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| 381 |
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| 382 | Function ChrW(c As UCSCHAR) As String
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| 383 | If c <= &hFFFF Then
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| 384 | ChrW.ReSize(1)
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| 385 | ChrW[0] = c As WCHAR
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| 386 | ElseIf c < &h10FFFF Then
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| 387 | ChrW.ReSize(2)
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| 388 | ChrW[0] = &hD800 Or (c >> 10)
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| 389 | ChrW[1] = &hDC00 Or (c And &h3FF)
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| 390 | Else
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| 391 | ' OutOfRangeException
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| 392 | End If
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| 393 | End Function
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| 394 | #endif
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| 395 |
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[1] | 396 | Function Date$() As String
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| 397 | Dim st As SYSTEMTIME
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| 398 | GetLocalTime(st)
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| 399 |
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| 400 | 'year
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| 401 | Date$=Str$(st.wYear)
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| 402 |
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| 403 | 'month
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| 404 | If st.wMonth<10 Then
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| 405 | Date$=Date$+"/0"
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| 406 | Else
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| 407 | Date$=Date$+"/"
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| 408 | End If
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| 409 | Date$=Date$+Str$(st.wMonth)
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| 410 |
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| 411 | 'day
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| 412 | If st.wDay<10 Then
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| 413 | Date$=Date$+"/0"
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| 414 | Else
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| 415 | Date$=Date$+"/"
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| 416 | End If
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| 417 | Date$=Date$+Str$(st.wDay)
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| 418 | End Function
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| 419 |
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[121] | 420 | Dim _System_HexadecimalTable[&h10] = [&h30, &h31, &h32, &h33, &h34, &h35, &h36, &h37, &h38, &h39, &h41, &h42, &h43, &h44, &h45, &h46] As Byte
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| 421 |
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[167] | 422 | Function _System_Hex(x As DWord, zeroSuppress As Boolean) As String
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| 423 | Dim s[7] As StrChar
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| 424 | Dim i As Long
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| 425 | For i = 0 To ELM(Len (s) \ SizeOf (StrChar))
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| 426 | s[i] = _System_HexadecimalTable[x >> 28] As StrChar
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[121] | 427 | x <<= 4
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[167] | 428 | Next
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| 429 | If zeroSuppress Then
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| 430 | Dim i As Long
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| 431 | For i = 0 To 6
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| 432 | If s[i] <> &h30 Then 'Asc("0")
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| 433 | Exit For
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| 434 | End If
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| 435 | Next
|
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| 436 | Return New String(VarPtr(s[i]) As *StrChar, Len (s) \ SizeOf (StrChar) - i)
|
---|
| 437 | Else
|
---|
| 438 | Return New String(s As *StrChar, Len (s) \ SizeOf (StrChar))
|
---|
| 439 | End If
|
---|
[1] | 440 | End Function
|
---|
| 441 |
|
---|
[167] | 442 | Function Hex$(x As DWord) As String
|
---|
| 443 | Hex$ = _System_Hex(x, True)
|
---|
| 444 | End Function
|
---|
| 445 |
|
---|
[121] | 446 | Function Hex$(x As QWord) As String
|
---|
[167] | 447 | Hex$ = _System_Hex(HIDWORD(x), True) + _System_Hex(LODWORD(x), False)
|
---|
[1] | 448 | End Function
|
---|
| 449 |
|
---|
| 450 | Function InStr(StartPos As Long, buf1 As String, buf2 As String) As Long
|
---|
[167] | 451 | Dim i As Long, i2 As Long, i3 As Long
|
---|
[1] | 452 |
|
---|
[167] | 453 | Dim len1 = buf1.Length
|
---|
| 454 | Dim len2 = buf2.Length
|
---|
[1] | 455 |
|
---|
| 456 | If len2=0 Then
|
---|
| 457 | InStr=StartPos
|
---|
| 458 | Exit Function
|
---|
| 459 | End If
|
---|
| 460 |
|
---|
[10] | 461 | StartPos--
|
---|
[1] | 462 | If StartPos<0 Then
|
---|
| 463 | 'error
|
---|
| 464 | InStr=0
|
---|
| 465 | Exit Function
|
---|
| 466 | End If
|
---|
| 467 |
|
---|
| 468 | i=StartPos:InStr=0
|
---|
| 469 | While i<=len1-len2
|
---|
| 470 | i2=i:i3=0
|
---|
| 471 | Do
|
---|
| 472 | If i3=len2 Then
|
---|
| 473 | InStr=i+1
|
---|
| 474 | Exit Do
|
---|
| 475 | End If
|
---|
| 476 | If buf1[i2]<>buf2[i3] Then Exit Do
|
---|
| 477 |
|
---|
[10] | 478 | i2++
|
---|
| 479 | i3++
|
---|
[1] | 480 | Loop
|
---|
| 481 | If InStr Then Exit While
|
---|
[10] | 482 | i++
|
---|
[1] | 483 | Wend
|
---|
| 484 | End Function
|
---|
| 485 |
|
---|
| 486 | Function Left$(buf As String, length As Long) As String
|
---|
[121] | 487 | Left$ = ZeroString(length)
|
---|
[167] | 488 | memcpy(StrPtr(Left$), StrPtr(buf), SizeOf (StrChar) * length)
|
---|
[1] | 489 | End Function
|
---|
| 490 |
|
---|
| 491 | Function Mid$(buf As String, StartPos As Long)(ReadLength As Long) As String
|
---|
| 492 | Dim length As Long
|
---|
| 493 |
|
---|
[10] | 494 | StartPos--
|
---|
[1] | 495 | If StartPos<0 Then
|
---|
| 496 | 'error
|
---|
| 497 | 'Debug
|
---|
| 498 | Exit Function
|
---|
| 499 | End If
|
---|
| 500 |
|
---|
| 501 | length=Len(buf)
|
---|
| 502 | If length<=StartPos Then Exit Function
|
---|
| 503 |
|
---|
| 504 | If ReadLength=0 Then
|
---|
| 505 | ReadLength=length-StartPos
|
---|
| 506 | End If
|
---|
| 507 |
|
---|
| 508 | If ReadLength>length-StartPos Then
|
---|
| 509 | ReadLength=length-StartPos
|
---|
| 510 | End If
|
---|
| 511 |
|
---|
| 512 | Mid$=ZeroString(ReadLength)
|
---|
[167] | 513 | memcpy(StrPtr(Mid$), VarPtr(buf.Chars[StartPos]), SizeOf (StrChar) * ReadLength)
|
---|
[1] | 514 | End Function
|
---|
| 515 |
|
---|
| 516 | Function Oct$(num As DWord) As String
|
---|
| 517 | Dim i As DWord, i2 As DWord
|
---|
| 518 |
|
---|
| 519 | For i=10 To 1 Step -1
|
---|
| 520 | If (num\CDWord(8^i)) And &H07 Then
|
---|
| 521 | Exit For
|
---|
| 522 | End If
|
---|
| 523 | Next
|
---|
| 524 |
|
---|
| 525 | Oct$=ZeroString(i+1)
|
---|
| 526 | i2=0
|
---|
| 527 | Do
|
---|
[237] | 528 | Oct$[i2] = &h30 +((num \ CDWord(8 ^ i)) And &H07) As StrChar ' &h30 = Asc("0")
|
---|
[1] | 529 | If i=0 Then Exit Do
|
---|
| 530 | i--
|
---|
| 531 | i2++
|
---|
| 532 | Loop
|
---|
| 533 | End Function
|
---|
| 534 |
|
---|
| 535 | Function Right$(buf As String, length As Long) As String
|
---|
| 536 | Dim i As Long
|
---|
| 537 |
|
---|
| 538 | i=Len(buf)
|
---|
| 539 | If i>length Then
|
---|
| 540 | Right$=ZeroString(length)
|
---|
[167] | 541 | memcpy(StrPtr(Right$), VarPtr(buf.Chars[i-length]), SizeOf (StrChar) * length)
|
---|
[1] | 542 | Else
|
---|
| 543 | Right$=buf
|
---|
| 544 | End If
|
---|
| 545 | End Function
|
---|
| 546 |
|
---|
| 547 | Function Space$(length As Long) As String
|
---|
[208] | 548 | Return New String(&h20 As StrChar, length)
|
---|
[1] | 549 | End Function
|
---|
| 550 |
|
---|
[167] | 551 | Dim _System_ecvt_buffer[16] As StrChar
|
---|
[1] | 552 | Sub _ecvt_support(count As Long)
|
---|
| 553 | Dim i As Long
|
---|
| 554 | If _System_ecvt_buffer[count]=9 Then
|
---|
| 555 | _System_ecvt_buffer[count]=0
|
---|
| 556 | If count=0 Then
|
---|
| 557 | For i=16 To 1 Step -1
|
---|
| 558 | _System_ecvt_buffer[i]=_System_ecvt_buffer[i-1]
|
---|
| 559 | Next
|
---|
| 560 | _System_ecvt_buffer[0]=1
|
---|
| 561 | Else
|
---|
| 562 | _ecvt_support(count-1)
|
---|
| 563 | End If
|
---|
| 564 | Else
|
---|
[123] | 565 | _System_ecvt_buffer[count]++
|
---|
[1] | 566 | End If
|
---|
| 567 | End Sub
|
---|
[167] | 568 | Function _ecvt(value As Double, count As Long, ByRef dec As Long, ByRef sign As Long) As *StrChar
|
---|
[1] | 569 | Dim i As Long, i2 As Long
|
---|
| 570 |
|
---|
| 571 | _ecvt=_System_ecvt_buffer
|
---|
| 572 |
|
---|
| 573 | '値が0の場合
|
---|
[167] | 574 | If value = 0 Then
|
---|
[192] | 575 | _System_FillChar(_System_ecvt_buffer, count As SIZE_T, &H30 As StrChar)
|
---|
[123] | 576 | _System_ecvt_buffer[count] = 0
|
---|
| 577 | dec = 0
|
---|
| 578 | sign = 0
|
---|
[1] | 579 | Exit Function
|
---|
| 580 | End If
|
---|
| 581 |
|
---|
| 582 | '符号の判断(同時に符号を取り除く)
|
---|
[167] | 583 | If value < 0 Then
|
---|
| 584 | sign = 1
|
---|
| 585 | value = -value
|
---|
[1] | 586 | Else
|
---|
[167] | 587 | sign = 0
|
---|
[1] | 588 | End If
|
---|
| 589 |
|
---|
| 590 | '正規化
|
---|
[167] | 591 | dec = 1
|
---|
| 592 | While value < 0.999999999999999 'value<1
|
---|
[119] | 593 | value *= 10
|
---|
| 594 | dec--
|
---|
[1] | 595 | Wend
|
---|
[167] | 596 | While 9.99999999999999 <= value '10<=value
|
---|
[119] | 597 | value /= 10
|
---|
| 598 | dec++
|
---|
[1] | 599 | Wend
|
---|
| 600 |
|
---|
| 601 | For i=0 To count-1
|
---|
[167] | 602 | _System_ecvt_buffer[i] = Int(value) As StrChar
|
---|
[1] | 603 |
|
---|
[167] | 604 | value = (value-CDbl(Int(value))) * 10
|
---|
[1] | 605 | Next
|
---|
[167] | 606 | _System_ecvt_buffer[i] = 0
|
---|
[1] | 607 |
|
---|
[119] | 608 | i--
|
---|
[167] | 609 | If value >= 5 Then
|
---|
[1] | 610 | '切り上げ処理
|
---|
| 611 | _ecvt_support(i)
|
---|
| 612 | End If
|
---|
| 613 |
|
---|
[167] | 614 | For i=0 To ELM(count)
|
---|
[119] | 615 | _System_ecvt_buffer[i] += &H30
|
---|
[1] | 616 | Next
|
---|
[167] | 617 | _System_ecvt_buffer[i] = 0
|
---|
[1] | 618 | End Function
|
---|
| 619 |
|
---|
| 620 | Function Str$(dbl As Double) As String
|
---|
| 621 | If IsNaN(dbl) Then
|
---|
| 622 | Return "NaN"
|
---|
| 623 | ElseIf IsInf(dbl) Then
|
---|
| 624 | If dbl > 0 Then
|
---|
| 625 | Return "Infinity"
|
---|
| 626 | Else
|
---|
| 627 | Return "-Infinity"
|
---|
| 628 | End If
|
---|
| 629 | End If
|
---|
| 630 | Dim dec As Long, sign As Long
|
---|
[167] | 631 | Dim buffer[32] As StrChar, temp As *StrChar
|
---|
[1] | 632 | Dim i As Long, i2 As Long, i3 As Long
|
---|
| 633 |
|
---|
| 634 | '浮動小数点を文字列に変換
|
---|
[167] | 635 | temp = _ecvt(dbl, 15, dec, sign)
|
---|
[1] | 636 |
|
---|
| 637 | i=0
|
---|
| 638 |
|
---|
| 639 | '符号の取り付け
|
---|
| 640 | If sign Then
|
---|
[167] | 641 | buffer[i] = Asc("-")
|
---|
[10] | 642 | i++
|
---|
[1] | 643 | End If
|
---|
| 644 |
|
---|
| 645 | If dec>15 Then
|
---|
| 646 | '指数表示(桁が大きい場合)
|
---|
[167] | 647 | buffer[i] = temp[0]
|
---|
[10] | 648 | i++
|
---|
[167] | 649 | buffer[i] = Asc(".")
|
---|
[10] | 650 | i++
|
---|
[167] | 651 | memcpy(VarPtr(buffer[i]), VarPtr(temp[1]), SizeOf (StrChar) * 14)
|
---|
| 652 | i += 14
|
---|
| 653 | buffer[i] = Asc("e")
|
---|
[10] | 654 | i++
|
---|
[167] | 655 | _stprintf(VarPtr(buffer[i]), "+%03d", dec - 1)
|
---|
[1] | 656 |
|
---|
| 657 | Return MakeStr(buffer)
|
---|
| 658 | End If
|
---|
| 659 |
|
---|
[167] | 660 | If dec < -3 Then
|
---|
[1] | 661 | '指数表示(桁が小さい場合)
|
---|
[167] | 662 | buffer[i] = temp[0]
|
---|
[10] | 663 | i++
|
---|
[167] | 664 | buffer[i] = Asc(".")
|
---|
[10] | 665 | i++
|
---|
[167] | 666 | memcpy(VarPtr(buffer[i]), VarPtr(temp[1]), SizeOf (StrChar) * 14)
|
---|
[10] | 667 | i+=14
|
---|
[167] | 668 | buffer[i] = Asc("e")
|
---|
[10] | 669 | i++
|
---|
[167] | 670 | _stprintf(VarPtr(buffer[i]), "+%03d", dec - 1)
|
---|
[1] | 671 |
|
---|
| 672 | Return MakeStr(buffer)
|
---|
| 673 | End If
|
---|
| 674 |
|
---|
| 675 | '整数部
|
---|
| 676 | i2=dec
|
---|
| 677 | i3=0
|
---|
| 678 | If i2>0 Then
|
---|
| 679 | While i2>0
|
---|
| 680 | buffer[i]=temp[i3]
|
---|
[10] | 681 | i++
|
---|
| 682 | i3++
|
---|
| 683 | i2--
|
---|
[1] | 684 | Wend
|
---|
| 685 | buffer[i]=Asc(".")
|
---|
[10] | 686 | i++
|
---|
[1] | 687 | Else
|
---|
| 688 | buffer[i]=&H30
|
---|
[10] | 689 | i++
|
---|
[1] | 690 | buffer[i]=Asc(".")
|
---|
[10] | 691 | i++
|
---|
[1] | 692 |
|
---|
| 693 | i2=dec
|
---|
| 694 | While i2<0
|
---|
| 695 | buffer[i]=&H30
|
---|
[10] | 696 | i++
|
---|
| 697 | i2++
|
---|
[1] | 698 | Wend
|
---|
| 699 | End If
|
---|
| 700 |
|
---|
| 701 | '小数部
|
---|
| 702 | While i3<15
|
---|
| 703 | buffer[i]=temp[i3]
|
---|
[10] | 704 | i++
|
---|
| 705 | i3++
|
---|
[1] | 706 | Wend
|
---|
| 707 |
|
---|
| 708 | While buffer[i-1]=&H30
|
---|
[10] | 709 | i--
|
---|
[1] | 710 | Wend
|
---|
[10] | 711 | If buffer[i-1]=Asc(".") Then i--
|
---|
[1] | 712 |
|
---|
| 713 | buffer[i]=0
|
---|
| 714 | Return MakeStr(buffer)
|
---|
| 715 | End Function
|
---|
[167] | 716 |
|
---|
[142] | 717 | Function Str$(value As Int64) As String
|
---|
[110] | 718 | Dim temp[255] As Char
|
---|
[125] | 719 | _sntprintf(temp, Len (temp) \ SizeOf (Char), "%I64d", value)
|
---|
[145] | 720 | Str$ = New String( temp )
|
---|
[1] | 721 | End Function
|
---|
| 722 |
|
---|
| 723 | Function String$(num As Long, buf As String) As String
|
---|
| 724 | Dim dwStrPtr As DWord
|
---|
| 725 | Dim length As Long
|
---|
| 726 |
|
---|
| 727 | length=Len(buf)
|
---|
| 728 |
|
---|
| 729 | 'バッファ領域を確保
|
---|
| 730 | String$=ZeroString(length*num)
|
---|
| 731 |
|
---|
| 732 | '文字列をコピー
|
---|
| 733 | Dim i As Long
|
---|
| 734 | For i=0 To num-1
|
---|
[237] | 735 | memcpy(VarPtr(String$.Chars[i*length]), StrPtr(buf), SizeOf (StrChar) * length)
|
---|
[1] | 736 | Next
|
---|
| 737 | End Function
|
---|
| 738 |
|
---|
| 739 | Function Time$() As String
|
---|
| 740 | Dim st As SYSTEMTIME
|
---|
| 741 |
|
---|
| 742 | GetLocalTime(st)
|
---|
| 743 |
|
---|
| 744 | 'hour
|
---|
| 745 | If st.wHour<10 Then
|
---|
| 746 | Time$="0"
|
---|
| 747 | End If
|
---|
| 748 | Time$=Time$+Str$(st.wHour)
|
---|
| 749 |
|
---|
| 750 | 'minute
|
---|
| 751 | If st.wMinute<10 Then
|
---|
| 752 | Time$=Time$+":0"
|
---|
| 753 | Else
|
---|
| 754 | Time$=Time$+":"
|
---|
| 755 | End If
|
---|
| 756 | Time$=Time$+Str$(st.wMinute)
|
---|
| 757 |
|
---|
| 758 | 'second
|
---|
| 759 | If st.wSecond<10 Then
|
---|
| 760 | Time$=Time$+":0"
|
---|
| 761 | Else
|
---|
| 762 | Time$=Time$+":"
|
---|
| 763 | End If
|
---|
| 764 | Time$=Time$+Str$(st.wSecond)
|
---|
| 765 | End Function
|
---|
| 766 |
|
---|
[167] | 767 | Function Val(buf As *StrChar) As Double
|
---|
[1] | 768 | Dim i As Long, i2 As Long, i3 As Long, i4 As Long
|
---|
| 769 | Dim temporary As String
|
---|
[167] | 770 | Dim TempPtr As *StrChar
|
---|
[1] | 771 | Dim dbl As Double
|
---|
| 772 | Dim i64data As Int64
|
---|
| 773 |
|
---|
| 774 | Val=0
|
---|
| 775 |
|
---|
| 776 | While buf[0]=Asc(" ") or buf[0]=Asc(Ex"\t")
|
---|
| 777 | buf++
|
---|
| 778 | Wend
|
---|
| 779 |
|
---|
| 780 | If buf[0]=Asc("&") Then
|
---|
[145] | 781 | temporary = New String( buf )
|
---|
[123] | 782 | temporary.ToUpper()
|
---|
| 783 | TempPtr = StrPtr(temporary)
|
---|
[1] | 784 | If TempPtr(1)=Asc("O") Then
|
---|
| 785 | '8進数
|
---|
| 786 | i=2
|
---|
| 787 | While 1
|
---|
| 788 | '数字以外の文字の場合は抜け出す
|
---|
| 789 | i3=TempPtr[i]-&H30
|
---|
| 790 | If Not (0<=i3 And i3<=7) Then Exit While
|
---|
| 791 |
|
---|
[167] | 792 | TempPtr[i]=i3 As StrChar
|
---|
[1] | 793 | i++
|
---|
| 794 | Wend
|
---|
| 795 | i--
|
---|
| 796 |
|
---|
| 797 | i64data=1
|
---|
| 798 | While i>=2
|
---|
[214] | 799 | Val += ( i64data * TempPtr[i] ) As Double
|
---|
[1] | 800 |
|
---|
[123] | 801 | i64data *= &O10
|
---|
[10] | 802 | i--
|
---|
[1] | 803 | Wend
|
---|
| 804 | ElseIf TempPtr(1)=Asc("H") Then
|
---|
| 805 | '16進数
|
---|
| 806 | i=2
|
---|
| 807 | While 1
|
---|
| 808 | '数字以外の文字の場合は抜け出す
|
---|
| 809 | i3=TempPtr[i]-&H30
|
---|
| 810 | If Not(0<=i3 and i3<=9) Then
|
---|
| 811 | i3=TempPtr[i]-&H41+10
|
---|
| 812 | If Not(&HA<=i3 and i3<=&HF) Then Exit While
|
---|
| 813 | End If
|
---|
| 814 |
|
---|
[167] | 815 | TempPtr[i]=i3 As StrChar
|
---|
[1] | 816 | i++
|
---|
| 817 | Wend
|
---|
| 818 | i--
|
---|
| 819 |
|
---|
| 820 | i64data=1
|
---|
| 821 | While i>=2
|
---|
[22] | 822 | Val += (i64data*TempPtr[i]) As Double
|
---|
[1] | 823 |
|
---|
[10] | 824 | i64data *= &H10
|
---|
[1] | 825 | i--
|
---|
| 826 | Wend
|
---|
| 827 | End If
|
---|
| 828 | Else
|
---|
| 829 | '10進数
|
---|
[251] | 830 | sscanf(buf,"%lf",VarPtr(Val))
|
---|
[1] | 831 | End If
|
---|
| 832 | End Function
|
---|
| 833 |
|
---|
| 834 |
|
---|
| 835 | '--------------
|
---|
| 836 | ' ファイル関数
|
---|
| 837 | '--------------
|
---|
| 838 |
|
---|
| 839 | Function Eof(FileNum As Long) As Long
|
---|
| 840 | Dim dwCurrent As DWord, dwEnd As DWord
|
---|
| 841 |
|
---|
| 842 | FileNum--
|
---|
| 843 |
|
---|
| 844 | dwCurrent=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_CURRENT)
|
---|
| 845 | dwEnd=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_END)
|
---|
| 846 | SetFilePointer(_System_hFile(FileNum),dwCurrent,NULL,FILE_BEGIN)
|
---|
| 847 |
|
---|
| 848 | If dwCurrent>=dwEnd Then
|
---|
| 849 | Eof=-1
|
---|
| 850 | Else
|
---|
| 851 | Eof=0
|
---|
| 852 | End If
|
---|
| 853 | End Function
|
---|
| 854 |
|
---|
| 855 | Function Lof(FileNum As Long) As Long
|
---|
[142] | 856 | Lof = GetFileSize(_System_hFile(FileNum-1), 0)
|
---|
[1] | 857 | End Function
|
---|
| 858 |
|
---|
| 859 | Function Loc(FileNum As Long) As Long
|
---|
| 860 | Dim NowPos As Long, BeginPos As Long
|
---|
| 861 |
|
---|
[10] | 862 | FileNum--
|
---|
[1] | 863 |
|
---|
| 864 | NowPos=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_CURRENT)
|
---|
| 865 | BeginPos=SetFilePointer(_System_hFile(FileNum),0,NULL,FILE_BEGIN)
|
---|
| 866 | SetFilePointer(_System_hFile(FileNum),NowPos-BeginPos,NULL,FILE_BEGIN)
|
---|
| 867 |
|
---|
| 868 | Loc=NowPos-BeginPos
|
---|
| 869 | End Function
|
---|
| 870 |
|
---|
| 871 |
|
---|
| 872 | '------------------
|
---|
| 873 | ' メモリ関連の関数
|
---|
| 874 | '------------------
|
---|
| 875 |
|
---|
| 876 | Function malloc(stSize As SIZE_T) As VoidPtr
|
---|
[145] | 877 | Return _System_pGC->__malloc(stSize,_System_GC_FLAG_NEEDFREE or _System_GC_FLAG_ATOMIC)
|
---|
[1] | 878 | End Function
|
---|
| 879 |
|
---|
| 880 | Function calloc(stSize As SIZE_T) As VoidPtr
|
---|
[145] | 881 | Return _System_pGC->__malloc(stSize,_System_GC_FLAG_NEEDFREE or _System_GC_FLAG_ATOMIC or _System_GC_FLAG_INITZERO)
|
---|
[1] | 882 | End Function
|
---|
| 883 |
|
---|
| 884 | Function realloc(lpMem As VoidPtr, stSize As SIZE_T) As VoidPtr
|
---|
| 885 | If lpMem = 0 Then
|
---|
| 886 | Return malloc(stSize)
|
---|
| 887 | Else
|
---|
[145] | 888 | Return _System_pGC->__realloc(lpMem,stSize)
|
---|
[1] | 889 | End If
|
---|
| 890 | End Function
|
---|
| 891 |
|
---|
| 892 | Sub free(lpMem As VoidPtr)
|
---|
[145] | 893 | _System_pGC->__free(lpMem)
|
---|
[1] | 894 | End Sub
|
---|
| 895 |
|
---|
| 896 |
|
---|
| 897 | Function _System_malloc(stSize As SIZE_T) As VoidPtr
|
---|
| 898 | Return HeapAlloc(_System_hProcessHeap,0,stSize)
|
---|
| 899 | End Function
|
---|
| 900 |
|
---|
| 901 | Function _System_calloc(stSize As SIZE_T) As VoidPtr
|
---|
| 902 | Return HeapAlloc(_System_hProcessHeap,HEAP_ZERO_MEMORY,stSize)
|
---|
| 903 | End Function
|
---|
| 904 |
|
---|
| 905 | Function _System_realloc(lpMem As VoidPtr, stSize As SIZE_T) As VoidPtr
|
---|
| 906 | If lpMem = 0 Then
|
---|
| 907 | Return HeapAlloc(_System_hProcessHeap, 0, stSize)
|
---|
| 908 | Else
|
---|
| 909 | Return HeapReAlloc(_System_hProcessHeap, 0, lpMem, stSize)
|
---|
| 910 | End If
|
---|
| 911 | End Function
|
---|
| 912 |
|
---|
| 913 | Sub _System_free(lpMem As VoidPtr)
|
---|
| 914 | HeapFree(_System_hProcessHeap,0,lpMem)
|
---|
| 915 | End Sub
|
---|
| 916 |
|
---|
| 917 |
|
---|
| 918 | '--------
|
---|
| 919 | ' その他
|
---|
| 920 | '--------
|
---|
| 921 |
|
---|
[123] | 922 | Sub _splitpath(path As PCSTR, drive As PSTR, dir As PSTR, fname As PSTR, ext As PSTR)
|
---|
[1] | 923 | Dim i As Long, i2 As Long, i3 As Long, length As Long
|
---|
[167] | 924 | Dim buffer[MAX_PATH] As SByte
|
---|
[1] | 925 |
|
---|
| 926 | '":\"をチェック
|
---|
| 927 | If not(path[1]=&H3A and path[2]=&H5C) Then Exit Sub
|
---|
| 928 |
|
---|
| 929 | 'ドライブ名をコピー
|
---|
| 930 | If drive Then
|
---|
| 931 | drive[0]=path[0]
|
---|
| 932 | drive[1]=path[1]
|
---|
| 933 | drive[2]=0
|
---|
| 934 | End If
|
---|
| 935 |
|
---|
| 936 | 'ディレクトリ名をコピー
|
---|
| 937 | i=2
|
---|
| 938 | i2=0
|
---|
| 939 | Do
|
---|
[123] | 940 | If IsDBCSLeadByte(path[i]) <> FALSE and path[i + 1] <> 0 Then
|
---|
[1] | 941 | If dir Then
|
---|
| 942 | dir[i2]=path[i]
|
---|
| 943 | dir[i2+1]=path[i+1]
|
---|
| 944 | End If
|
---|
| 945 |
|
---|
[10] | 946 | i += 2
|
---|
| 947 | i2 += 2
|
---|
[1] | 948 | Continue
|
---|
| 949 | End If
|
---|
| 950 |
|
---|
| 951 | If path[i]=0 Then Exit Do
|
---|
| 952 |
|
---|
| 953 | If path[i]=&H5C Then '"\"記号であるかどうか
|
---|
| 954 | i3=i2+1
|
---|
| 955 | End If
|
---|
| 956 |
|
---|
| 957 | If dir Then dir[i2]=path[i]
|
---|
| 958 |
|
---|
[10] | 959 | i++
|
---|
| 960 | i2++
|
---|
[1] | 961 | Loop
|
---|
| 962 | If dir Then dir[i3]=0
|
---|
[22] | 963 | i3 += i-i2
|
---|
[1] | 964 |
|
---|
| 965 | 'ファイル名をコピー
|
---|
| 966 | i=i3
|
---|
| 967 | i2=0
|
---|
| 968 | i3=-1
|
---|
| 969 | Do
|
---|
[123] | 970 | '#ifdef UNICODE
|
---|
| 971 | ' If _System_IsSurrogatePair(path[i], path[i + 1]) Then
|
---|
| 972 | '#else
|
---|
| 973 | If IsDBCSLeadByte(path[i]) <> FALSE and path[i + 1] <> 0 Then
|
---|
| 974 | '#endif
|
---|
[1] | 975 | If fname Then
|
---|
| 976 | fname[i2]=path[i]
|
---|
| 977 | fname[i2+1]=path[i+1]
|
---|
| 978 | End If
|
---|
| 979 |
|
---|
[10] | 980 | i += 2
|
---|
| 981 | i2 += 2
|
---|
[1] | 982 | Continue
|
---|
| 983 | End If
|
---|
| 984 |
|
---|
| 985 | If path[i]=0 Then Exit Do
|
---|
| 986 |
|
---|
| 987 | If path[i]=&H2E Then '.'記号であるかどうか
|
---|
| 988 | i3=i2
|
---|
| 989 | End If
|
---|
| 990 |
|
---|
| 991 | If fname Then fname[i2]=path[i]
|
---|
| 992 |
|
---|
[10] | 993 | i++
|
---|
| 994 | i2++
|
---|
[1] | 995 | Loop
|
---|
| 996 | If i3=-1 Then i3=i2
|
---|
| 997 | If fname Then fname[i3]=0
|
---|
[10] | 998 | i3 += i-i2
|
---|
[1] | 999 |
|
---|
| 1000 | '拡張子名をコピー
|
---|
| 1001 | If ext Then
|
---|
| 1002 | If i3 Then
|
---|
| 1003 | lstrcpy(ext,path+i3)
|
---|
| 1004 | End If
|
---|
| 1005 | else ext[0]=0
|
---|
| 1006 | End If
|
---|
| 1007 | End Sub
|
---|
| 1008 |
|
---|
| 1009 | Function GetBasicColor(ColorCode As Long) As Long
|
---|
| 1010 | Select Case ColorCode
|
---|
| 1011 | Case 0
|
---|
| 1012 | GetBasicColor=RGB(0,0,0)
|
---|
| 1013 | Case 1
|
---|
| 1014 | GetBasicColor=RGB(0,0,255)
|
---|
| 1015 | Case 2
|
---|
| 1016 | GetBasicColor=RGB(255,0,0)
|
---|
| 1017 | Case 3
|
---|
| 1018 | GetBasicColor=RGB(255,0,255)
|
---|
| 1019 | Case 4
|
---|
| 1020 | GetBasicColor=RGB(0,255,0)
|
---|
| 1021 | Case 5
|
---|
| 1022 | GetBasicColor=RGB(0,255,255)
|
---|
| 1023 | Case 6
|
---|
| 1024 | GetBasicColor=RGB(255,255,0)
|
---|
| 1025 | Case 7
|
---|
| 1026 | GetBasicColor=RGB(255,255,255)
|
---|
| 1027 | End Select
|
---|
| 1028 | End Function
|
---|
| 1029 |
|
---|
[167] | 1030 | Function _System_BSwap(x As Word) As Word
|
---|
| 1031 | Dim src = VarPtr(x) As *Byte
|
---|
[223] | 1032 | Dim dst = VarPtr(_System_BSwap) As *Byte
|
---|
[167] | 1033 | dst[0] = src[1]
|
---|
| 1034 | dst[1] = src[0]
|
---|
| 1035 | End Function
|
---|
| 1036 |
|
---|
| 1037 | Function _System_BSwap(x As DWord) As DWord
|
---|
| 1038 | Dim src = VarPtr(x) As *Byte
|
---|
[223] | 1039 | Dim dst = VarPtr(_System_BSwap) As *Byte
|
---|
[167] | 1040 | dst[0] = src[3]
|
---|
| 1041 | dst[1] = src[2]
|
---|
| 1042 | dst[2] = src[1]
|
---|
| 1043 | dst[3] = src[0]
|
---|
| 1044 | End Function
|
---|
| 1045 |
|
---|
| 1046 | Function _System_BSwap(x As QWord) As QWord
|
---|
| 1047 | Dim src = VarPtr(x) As *Byte
|
---|
[223] | 1048 | Dim dst = VarPtr(_System_BSwap) As *Byte
|
---|
[167] | 1049 | dst[0] = src[7]
|
---|
| 1050 | dst[1] = src[6]
|
---|
| 1051 | dst[2] = src[5]
|
---|
| 1052 | dst[3] = src[4]
|
---|
| 1053 | dst[4] = src[3]
|
---|
| 1054 | dst[5] = src[2]
|
---|
| 1055 | dst[6] = src[1]
|
---|
| 1056 | dst[7] = src[0]
|
---|
| 1057 | End Function
|
---|
| 1058 |
|
---|
[175] | 1059 | Function _System_HashFromPtr(p As VoidPtr) As Long
|
---|
| 1060 | #ifdef _WIN64
|
---|
| 1061 | Dim qw = p As QWord
|
---|
| 1062 | Return (HIDWORD(qw) Xor LODWORD(qw)) As Long
|
---|
| 1063 | #else
|
---|
| 1064 | Return p As Long
|
---|
| 1065 | #endif
|
---|
| 1066 | End Function
|
---|
| 1067 |
|
---|
[142] | 1068 | '--------
|
---|
| 1069 | ' 文字列関数その2
|
---|
| 1070 | '--------
|
---|
[119] | 1071 | Function _System_IsSurrogatePair(wcHigh As WCHAR, wcLow As WCHAR) As Boolean
|
---|
| 1072 | If &hD800 <= wcHigh And wcHigh < &hDC00 Then
|
---|
| 1073 | If &hDC00 <= wcLow And wcLow < &hE000 Then
|
---|
| 1074 | Return True
|
---|
| 1075 | End If
|
---|
| 1076 | End If
|
---|
| 1077 | Return False
|
---|
| 1078 | End Function
|
---|
[1] | 1079 |
|
---|
[142] | 1080 | Function _System_IsDoubleUnitChar(lead As WCHAR, trail As WCHAR) As Boolean
|
---|
[126] | 1081 | Return _System_IsSurrogatePair(lead, trail)
|
---|
[142] | 1082 | End Function
|
---|
| 1083 |
|
---|
| 1084 | Function _System_IsDoubleUnitChar(lead As SByte, trail As SByte) As Boolean
|
---|
[126] | 1085 | Return IsDBCSLeadByte(lead) <> FALSE
|
---|
| 1086 | End Function
|
---|
| 1087 |
|
---|
[142] | 1088 | Sub _System_FillChar(p As PWSTR, n As SIZE_T, c As WCHAR)
|
---|
[123] | 1089 | Dim i As SIZE_T
|
---|
| 1090 | For i = 0 To ELM(n)
|
---|
| 1091 | p[i] = c
|
---|
| 1092 | Next
|
---|
[125] | 1093 | End Sub
|
---|
| 1094 |
|
---|
[142] | 1095 | Sub _System_FillChar(p As PSTR, n As SIZE_T, c As SByte)
|
---|
| 1096 | Dim i As SIZE_T
|
---|
| 1097 | For i = 0 To ELM(n)
|
---|
| 1098 | p[i] = c
|
---|
| 1099 | Next
|
---|
| 1100 | End Sub
|
---|
| 1101 |
|
---|
| 1102 | Function _System_ASCII_IsUpper(c As WCHAR) As Boolean
|
---|
[125] | 1103 | Return c As DWord - &h41 < 26 ' &h41 = Asc("A")
|
---|
[123] | 1104 | End Function
|
---|
| 1105 |
|
---|
[142] | 1106 | Function _System_ASCII_IsUpper(c As SByte) As Boolean
|
---|
| 1107 | Return _System_ASCII_IsUpper(c As Byte As WCHAR)
|
---|
| 1108 | End Function
|
---|
| 1109 |
|
---|
| 1110 | Function _System_ASCII_IsLower(c As WCHAR) As Boolean
|
---|
[125] | 1111 | Return c As DWord - &h61 < 26 ' &h61 = Asc("a")
|
---|
| 1112 | End Function
|
---|
| 1113 |
|
---|
[164] | 1114 | Function _System_ASCII_IsLower(c As SByte) As Boolean
|
---|
[142] | 1115 | Return _System_ASCII_IsLower(c As Byte As WCHAR)
|
---|
| 1116 | End Function
|
---|
| 1117 |
|
---|
| 1118 | Function _System_ASCII_ToLower(c As WCHAR) As WCHAR
|
---|
[125] | 1119 | If _System_ASCII_IsUpper(c) Then
|
---|
| 1120 | Return c Or &h20
|
---|
| 1121 | Else
|
---|
| 1122 | Return c
|
---|
| 1123 | End If
|
---|
| 1124 | End Function
|
---|
| 1125 |
|
---|
[142] | 1126 | Function _System_ASCII_ToLower(c As SByte) As SByte
|
---|
| 1127 | Return _System_ASCII_ToLower(c As Byte As WCHAR) As Byte As SByte
|
---|
| 1128 | End Function
|
---|
| 1129 |
|
---|
[164] | 1130 | Function _System_ASCII_ToUpper(c As WCHAR) As WCHAR
|
---|
[125] | 1131 | If _System_ASCII_IsLower(c) Then
|
---|
| 1132 | Return c And (Not &h20)
|
---|
| 1133 | Else
|
---|
| 1134 | Return c
|
---|
| 1135 | End If
|
---|
| 1136 | End Function
|
---|
| 1137 |
|
---|
[142] | 1138 | Function _System_ASCII_ToUpper(c As SByte) As SByte
|
---|
| 1139 | Return _System_ASCII_ToUpper(c As Byte As WCHAR) As Byte As SByte
|
---|
[125] | 1140 | End Function
|
---|
| 1141 |
|
---|
[132] | 1142 | Function _System_StrCmp(s1 As PCSTR, s2 As PCSTR) As Long
|
---|
| 1143 | Dim i = 0 As SIZE_T
|
---|
| 1144 | While s1[i] = s2[i]
|
---|
| 1145 | If s1[i] = 0 Then
|
---|
| 1146 | Exit While
|
---|
| 1147 | End If
|
---|
| 1148 | i++
|
---|
| 1149 | Wend
|
---|
| 1150 | _System_StrCmp = s1[i] - s2[i]
|
---|
| 1151 | End Function
|
---|
| 1152 |
|
---|
| 1153 | Function _System_StrCmp(s1 As PCWSTR, s2 As PCWSTR) As Long
|
---|
| 1154 | Dim i = 0 As SIZE_T
|
---|
| 1155 | While s1[i] = s2[i]
|
---|
| 1156 | If s1[i] = 0 Then
|
---|
| 1157 | Exit While
|
---|
| 1158 | End If
|
---|
| 1159 | i++
|
---|
| 1160 | Wend
|
---|
| 1161 | _System_StrCmp = s1[i] - s2[i]
|
---|
| 1162 | End Function
|
---|
[142] | 1163 |
|
---|
[203] | 1164 | Function _System_StrCmpN(s1 As PCSTR, s2 As PCSTR, size As SIZE_T) As Long
|
---|
| 1165 | Dim i = 0 As SIZE_T
|
---|
| 1166 | For i = 0 To ELM(size)
|
---|
[237] | 1167 | _System_StrCmpN = s1[i] - s2[i]
|
---|
| 1168 | If _System_StrCmpN <> 0 Then
|
---|
[203] | 1169 | Exit Function
|
---|
| 1170 | End If
|
---|
| 1171 | Next
|
---|
| 1172 | End Function
|
---|
| 1173 |
|
---|
| 1174 | Function _System_StrCmpN(s1 As PCWSTR, s2 As PCWSTR, size As SIZE_T) As Long
|
---|
| 1175 | Dim i = 0 As SIZE_T
|
---|
| 1176 | For i = 0 To ELM(size)
|
---|
[237] | 1177 | _System_StrCmpN = s1[i] - s2[i]
|
---|
| 1178 | If _System_StrCmpN <> 0 Then
|
---|
[203] | 1179 | Exit Function
|
---|
| 1180 | End If
|
---|
| 1181 | Next
|
---|
| 1182 | End Function
|
---|
| 1183 |
|
---|
| 1184 | Function _System_MemChr(s As PCSTR, c As CHAR, size As SIZE_T) As PCSTR
|
---|
| 1185 | Dim i As SIZE_T
|
---|
| 1186 | For i = 0 To ELM(size)
|
---|
| 1187 | If s[i] = c Then
|
---|
| 1188 | Return VarPtr(s[i])
|
---|
| 1189 | End If
|
---|
| 1190 | Next
|
---|
| 1191 | Return 0
|
---|
| 1192 | End Function
|
---|
| 1193 |
|
---|
| 1194 | Function _System_MemChr(s As PCWSTR, c As WCHAR, size As SIZE_T) As PCWSTR
|
---|
| 1195 | Dim i As SIZE_T
|
---|
| 1196 | For i = 0 To ELM(size)
|
---|
| 1197 | If s[i] = c Then
|
---|
| 1198 | Return VarPtr(s[i])
|
---|
| 1199 | End If
|
---|
| 1200 | Next
|
---|
| 1201 | Return 0
|
---|
| 1202 | End Function
|
---|
| 1203 |
|
---|
| 1204 | Function _System_MemPBrk(str As PCSTR, cStr As SIZE_T, Chars As PCSTR, cChars As SIZE_T) As PCSTR
|
---|
| 1205 | Dim i As SIZE_T
|
---|
| 1206 | For i = 0 To ELM(cStr)
|
---|
| 1207 | If _System_MemChr(Chars, str[i], cChars) Then
|
---|
| 1208 | Return VarPtr(str[i])
|
---|
| 1209 | End If
|
---|
| 1210 | Next
|
---|
| 1211 | Return 0
|
---|
| 1212 | End Function
|
---|
| 1213 |
|
---|
| 1214 | Function _System_MemPBrk(str As PCWSTR, cStr As SIZE_T, Chars As PCWSTR, cChars As SIZE_T) As PCWSTR
|
---|
| 1215 | Dim i As SIZE_T
|
---|
| 1216 | For i = 0 To ELM(cStr)
|
---|
| 1217 | If _System_MemChr(Chars, str[i], cChars) Then
|
---|
| 1218 | Return VarPtr(str[i])
|
---|
| 1219 | End If
|
---|
| 1220 | Next
|
---|
| 1221 | Return 0
|
---|
| 1222 | End Function
|
---|
| 1223 |
|
---|
[175] | 1224 | Function _System_GetHashFromWordArray(p As *Word, n As SIZE_T) As Long
|
---|
| 1225 | Dim hash = 0 As DWord
|
---|
| 1226 | Dim i As Long
|
---|
| 1227 | For i = 0 To ELM(n)
|
---|
| 1228 | hash = ((hash << 16) + p[i]) Mod &h7fffffff
|
---|
| 1229 | Next
|
---|
| 1230 | _System_GetHashFromWordArray = hash As Long
|
---|
| 1231 | End Function
|
---|
| 1232 |
|
---|
[1] | 1233 | #endif '_INC_FUNCTION
|
---|