blob: 80ddd68c813528f868bd28794a25087b3289f3cc (
plain) (
blame)
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
|
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <stdexcept>
#include "common/common_types.h"
#include "common/stream.h"
namespace Common {
Stream::Stream() = default;
Stream::~Stream() = default;
void Stream::Seek(s32 offset, SeekOrigin origin) {
if (origin == SeekOrigin::SetOrigin) {
if (offset < 0) {
position = 0;
} else if (position >= buffer.size()) {
position = buffer.size();
} else {
position = offset;
}
} else if (origin == SeekOrigin::FromCurrentPos) {
Seek(static_cast<s32>(position) + offset, SeekOrigin::SetOrigin);
} else if (origin == SeekOrigin::FromEnd) {
Seek(static_cast<s32>(buffer.size()) - offset, SeekOrigin::SetOrigin);
}
}
u8 Stream::ReadByte() {
if (position < buffer.size()) {
return buffer[position++];
} else {
throw std::out_of_range("Attempting to read a byte not within the buffer range");
}
}
void Stream::WriteByte(u8 byte) {
if (position == buffer.size()) {
buffer.push_back(byte);
position++;
} else {
buffer.insert(buffer.begin() + position, byte);
}
}
} // namespace Common
|
