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Streams: Distinguish recoverable and fatal errors.

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This commit is contained in:
asynts 2020-08-31 13:12:15 +02:00 • committed by Andreas Kling
parent daeb2bdc60
commit 9ce4475907
9 changed files with 75 additions and 59 deletions
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12
AK/CircularDuplexStream.h
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@ -50,7 +50,7 @@ public:
bool write_or_error(ReadonlyBytes bytes) override
{
if (Capacity - m_queue.size() < bytes.size()) {
m_error = true;
set_recoverable_error();
return false;
}
@ -70,10 +70,8 @@ public:
size_t read(Bytes bytes, size_t seekback)
{
ASSERT(seekback <= Capacity);
if (seekback > m_total_written) {
m_error = true;
if (seekback > Capacity || seekback > m_total_written) {
set_recoverable_error();
return 0;
}
@ -90,7 +88,7 @@ public:
bool read_or_error(Bytes bytes) override
{
if (m_queue.size() < bytes.size()) {
m_error = true;
set_recoverable_error();
return false;
}
@ -101,7 +99,7 @@ public:
bool discard_or_error(size_t count) override
{
if (m_queue.size() < count) {
m_error = true;
set_recoverable_error();
return false;
}