asar coverage - build #268

src/asar/
File: src/asar/table.cpp
Date: 2025-03-01 20:34:29
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1 #include <cstdlib>
2 #include <cstdint>
3 #include <cstring>
4 #include "table.h"
5
6 852 table::table() {
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 852 memset(data, 0, sizeof(data));
8 852 utf8_mode = true;
9 852 }
10
11 1694 void table::clear() {
12
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 435358 for(int i=0; i<256; i++) {
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 433664 if(data[i] != nullptr) {
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 16962 for(int j=0; j<256; j++) {
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 16896 if(data[i][j] != nullptr) free(data[i][j]);
16 }
17 66 free(data[i]);
18 }
19 }
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 1694 memset(data, 0, sizeof(data));
21 1694 }
22
23 844 void table::copy_from(const table& from) {
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 844 memcpy(data, from.data, sizeof(data));
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 844 utf8_mode = from.utf8_mode;
26 // copy over all allocated pages
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 216908 for(int i=0; i<256; i++) {
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 216064 if(data[i] != nullptr) {
29 12 table_page** newp = (table_page**)calloc(256,sizeof(void*));
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 12 memcpy(newp, data[i], 256*sizeof(void*));
31 12 data[i] = newp;
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 3084 for(int j=0; j<256; j++) {
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 3072 if(data[i][j] != nullptr) {
34 12 table_page* newp = (table_page*)calloc(1,sizeof(table_page));
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 12 memcpy(newp, data[i][j], sizeof(table_page));
36 12 data[i][j] = newp;
37 }
38 }
39 }
40 }
41 844 }
42
43 844 table& table::operator=(const table& from) {
44 844 clear();
45 844 copy_from(from);
46 844 return *this;
47 }
48
49 ✗ table::table(const table& from) {
50 ✗ copy_from(from);
51 ✗ }
52
53 850 table::~table() {
54 850 clear();
55 850 }
56
57 396 void table::set_val(int off, uint32_t val) {
58
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 396 if(data[off >> 16] == nullptr) {
59 54 data[off >> 16] = (table_page**)calloc(256,sizeof(void*));
60 }
61 396 table_page** thisbank = data[off >> 16];
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 396 if(thisbank[(off >> 8) & 255] == nullptr) {
63 78 thisbank[(off >> 8) & 255] = (table_page*)calloc(1,sizeof(table_page));
64 }
65 396 table_page* thispage = thisbank[(off >> 8) & 255];
66 396 int idx = (off & 255) / 32;
67 396 int bit = off % 32;
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 396 thispage->defined[idx] |= 1<<bit;
69 396 thispage->chars[off & 255] = val;
70 396 }
71
72 1144 int64_t table::get_val(int off) {
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 1144 int64_t def = utf8_mode ? off : -1;
74 1144 table_page** thisbank = data[off >> 16];
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 1144 if(thisbank == nullptr) return def;
76 804 table_page* thispage = thisbank[(off >> 8) & 255];
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 804 if(thispage == nullptr) return def;
78 804 int idx = (off & 255) / 32;
79 804 int bit = off % 32;
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 804 if(((thispage->defined[idx] >> bit) & 1) == 0) return def;
81 804 return thispage->chars[off & 255];
82 }
83