asar coverage - build #198

src/asar/
File: src/asar/autoarray.h
Date: 2024-02-01 12:36:28
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1 #pragma once
2
3 #include "std-includes.h"
4
5 //Note: T must be a pointer type, or stuff will screw up. To make a pointer last longer than this object, assign nullptr to it and it won't free the old one.
6 template<typename T> class autoptr {
7 T ptr;
8 public:
9 365201 operator T() const
10 {
11
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 375464 return ptr;
12 }
13
14 1047 autoptr& operator=(T ptr_)
15 {
16
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 1704 ptr = ptr_;
17 1047 return *this;
18 }
19
20 2064 autoptr()
21 {
22
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 2064 ptr = nullptr;
23 1227 }
24
25 398964 autoptr(T ptr_)
26 {
27
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 390423 ptr = ptr_;
28 200451 }
29
30 autoptr(const autoptr<T>& ptr_)
31 {
32 ptr = ptr_.ptr;
33 }
34
35 999576 ~autoptr()
36 {
37
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 600600 if (ptr) free((void*)ptr);
38 999576 }
39 };
40
41 template<typename T> class autoarray {
42 public:
43 int count;
44
45 private:
46 T* ptr;
47 int bufferlen;
48
49 T dummy;
50 static const int default_size = 128;
51
52 27694 const T& getconst(int id) const
53 {
54
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 27694 if (id < 0) return dummy;
55
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 27694 if (id >= count) return dummy;
56 27694 return ptr[id];
57 }
58
59 8285988 T& get(int id)
60 {
61
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 8285988 if (id < 0) return dummy;
62
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 8285988 if (id >= bufferlen - 4)
63 {
64 1766 resize(id);
65 }
66
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 8285988 if (id >= count)
67 {
68
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 2964860 for (int i = count;i <= id;i++) new(ptr + i) T();
69 1482104 count = id + 1;
70 }
71 8285988 return ptr[id];
72 }
73
74 1821 void resize(int size)
75 {
76 1821 int oldlen = count;
77
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 3642 while (bufferlen <= size + 4) bufferlen *= 2;
78 1821 T *old = ptr;
79 1821 ptr = (T*)malloc(sizeof(T)*(size_t)bufferlen);
80
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 413713 for(int i = 0; i < oldlen; i++){
81
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 411892 new(ptr + i) T();
82 411892 ptr[i] = static_cast<T &&>(old[i]);
83 }
84 1821 free(old);
85 1821 memset(ptr + oldlen, 0, (size_t)(bufferlen - oldlen) * sizeof(T));
86 1821 }
87
88 public:
89
90 68523 void reset(int keep = 0)
91 {
92
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 68523 if (keep >= count) return;
93
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 33614 for (int i = keep;i < count;i++) ptr[i].~T();
94 9361 memset(ptr + keep, 0, (size_t)(count - keep) * sizeof(T));
95
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 9361 if (keep < bufferlen / 2)
96 {
97
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 17566 while (keep < bufferlen / 2 && bufferlen>8) bufferlen /= 2;
98 9361 T *old = ptr;
99 9361 ptr = (T*)malloc(sizeof(T)*(size_t)bufferlen);
100
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 9469 for(int i = 0; i < keep; i++){
101 108 new(ptr + i) T();
102 108 ptr[i] = static_cast<T &&>(old[i]);
103 }
104 9361 free(old);
105
106 }
107 9361 count = keep;
108 }
109
110 3258046 T& operator[](int id)
111 {
112
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 5417390 return get(id);
113 }
114
115 22092 const T& operator[](int id) const
116 {
117 24893 return getconst(id);
118 }
119
120 2090 operator T*()
121 {
122
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 3209 return ptr;
123 }
124
125 operator const T*() const
126 {
127 return ptr;
128 }
129
130 1435117 T& append(const T& item)
131 {
132 1435117 return (get(count) = item);
133 }
134
135 //insert is not safe for non pod types!!!
136 void insert(int pos)
137 {
138 if (pos<0 || pos>count) return;
139 if (count >= bufferlen - 4)
140 {
141 resize(count);
142 }
143 memmove(ptr + pos + 1, ptr + pos, sizeof(T)*(count - pos));
144 memset(ptr + pos, 0, sizeof(T));
145 new(ptr + pos) T();
146 count++;
147 }
148
149 417229 void insert(int pos, const T& item)
150 {
151
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 417229 if (pos<0 || pos>count) return;
152
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 417229 if (count >= bufferlen - 4)
153 {
154 55 resize(count);
155 }
156 417229 memmove(ptr + pos + 1, ptr + pos, sizeof(T)*(size_t)(count - pos));
157 417229 memset(ptr + pos, 0, sizeof(T));
158 417229 new(ptr + pos) T();
159 417229 ptr[pos] = item;
160 417229 count++;
161 }
162
163 1100229 void remove(int id)
164 {
165
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 1100229 if (id < 0 || id >= count) return;
166 1100229 count--;
167 1100229 ptr[id].~T();
168
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 1662170 for(int i = id; i < count; i++){
169 561941 ptr[i] = static_cast<T &&>(ptr[i+1]);
170 }
171 }
172
173 26663 autoarray()
174 13845 {
175 26663 ptr = (T*)malloc(sizeof(T) * default_size);
176 26663 memset(ptr, 0, default_size*sizeof(T));
177 26663 bufferlen = default_size;
178 26663 count = 0;
179 28472 }
180
181 26227 ~autoarray()
182 {
183
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 83403 for (int i = 0;i < count;i++) ptr[i].~T();
184 21795 free(ptr);
185 26227 }
186
187 #ifdef SERIALIZER
188 void serialize(serializer& s)
189 {
190 if (s.serializing) s(count);
191 else
192 {
193 int i;
194 s(i);
195 get(i - 1);
196 }
197 for (int i = 0;i < count;i++) s(ptr[i]);
198 }
199 #endif
200 #define SERIALIZER_BANNED
201 };
202