1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
#ifndef HELPERS_HPP
#define HELPERS_HPP
#include <fstream>
#include <iostream>
// Read text from a file
inline char* ReadTextFromFile(const char* fileName, char* buffer)
{
try
{
std::ifstream file(fileName);
if (!file.is_open())
{
std::cerr << "Could not open file for text input: " << fileName << std::endl;
return buffer;
}
file.seekg(0, std::ios::end);
std::streamsize size = file.tellg();
file.seekg(0, std::ios::beg);
delete[] buffer;
buffer = nullptr;
buffer = new char[size + 1];
file.read(buffer, size);
buffer[size] = '\0'; // Null-terminate the string
file.close();
return buffer;
}
catch (const std::exception& ex)
{
std::cerr << "Exception during text file input: " << fileName << " was not successfully streamed to text. " << ex.what() << std::endl;
return nullptr;
}
}
// Read binary data from a file
inline char* ReadFileAsBinary(const char* fileName, char* buffer, size_t& size)
{
try
{
std::ifstream file(fileName, std::ios::binary | std::ios::ate);
if (!file.is_open()) {
std::cerr << "Could not open file for binary input: " << fileName << std::endl;
return nullptr;
}
size = file.tellg();
file.seekg(0, std::ios::beg);
delete[] buffer;
buffer = new char[size + 1];
file.read(buffer, size);
file.close();
buffer[size] = '\0';
return buffer;
}
catch (const std::exception& ex)
{
std::cerr << "Exception during binary file input: " << fileName << " was not successfully streamed to binary. " << ex.what() << std::endl;
return nullptr;
}
}
//file writing things
inline bool WriteTextToFile(const char* fileName, const char* fileContents)
{
std::ofstream file(fileName);
if (!file.is_open())
{
std::cerr << "Could not open file for text output: " << fileName << std::endl;
return false;
}
file << fileContents;
file.close();
return true;
}
// Write binary data to a file
inline bool WriteFileFromBinary(const char* fileName, const char* buffer, size_t size)
{
try
{
std::ofstream file(fileName, std::ios::out | std::ios::binary);
if (!file.is_open())
{
std::cerr << "Could not open file for binary output: " << fileName << std::endl;
return false;
}
file.write(buffer, size);
file.close();
return true;
}
catch (const std::exception& ex)
{
std::cerr << "Exception during binary file output: " << fileName << ". " << ex.what() << std::endl;
return false;
}
}
#endif
|