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59
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1 module typeinfo2.ti_Ashort;
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2
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3 extern(C) int memcmp(void*,void*,size_t);
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4
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5 // short[]
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6
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7 class TypeInfo_As : TypeInfo
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8 {
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9 char[] toString() { return "short[]"; }
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10
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11 hash_t getHash(void *p)
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12 { short[] s = *cast(short[]*)p;
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13 size_t len = s.length;
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14 short *str = s.ptr;
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15 hash_t hash = 0;
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16
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17 while (1)
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18 {
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19 switch (len)
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20 {
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21 case 0:
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22 return hash;
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23
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24 case 1:
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25 hash *= 9;
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26 hash += *cast(ushort *)str;
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27 return hash;
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28
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29 default:
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30 hash *= 9;
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31 hash += *cast(uint *)str;
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32 str += 2;
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33 len -= 2;
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34 break;
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35 }
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36 }
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37
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38 return hash;
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39 }
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40
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41 int equals(void *p1, void *p2)
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42 {
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43 short[] s1 = *cast(short[]*)p1;
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44 short[] s2 = *cast(short[]*)p2;
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45
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46 return s1.length == s2.length &&
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47 memcmp(cast(void *)s1, cast(void *)s2, s1.length * short.sizeof) == 0;
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48 }
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49
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50 int compare(void *p1, void *p2)
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51 {
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52 short[] s1 = *cast(short[]*)p1;
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53 short[] s2 = *cast(short[]*)p2;
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54 size_t len = s1.length;
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55
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56 if (s2.length < len)
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57 len = s2.length;
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58 for (size_t u = 0; u < len; u++)
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59 {
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60 int result = s1[u] - s2[u];
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61 if (result)
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62 return result;
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63 }
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64 return cast(int)s1.length - cast(int)s2.length;
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65 }
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66
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67 size_t tsize()
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68 {
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69 return (short[]).sizeof;
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70 }
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71
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72 uint flags()
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73 {
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74 return 1;
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75 }
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76
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77 TypeInfo next()
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78 {
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79 return typeid(short);
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80 }
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81 }
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82
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83
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84 // ushort[]
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85
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86 class TypeInfo_At : TypeInfo_As
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87 {
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88 char[] toString() { return "ushort[]"; }
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89
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90 int compare(void *p1, void *p2)
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91 {
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92 ushort[] s1 = *cast(ushort[]*)p1;
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93 ushort[] s2 = *cast(ushort[]*)p2;
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94 size_t len = s1.length;
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95
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96 if (s2.length < len)
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97 len = s2.length;
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98 for (size_t u = 0; u < len; u++)
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99 {
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100 int result = s1[u] - s2[u];
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101 if (result)
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102 return result;
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103 }
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104 return cast(int)s1.length - cast(int)s2.length;
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105 }
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106
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107 TypeInfo next()
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108 {
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109 return typeid(ushort);
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110 }
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111 }
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112
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113 // wchar[]
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114
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115 class TypeInfo_Au : TypeInfo_At
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116 {
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117 char[] toString() { return "wchar[]"; }
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118
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119 TypeInfo next()
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120 {
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121 return typeid(wchar);
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122 }
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123 }
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124
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125
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