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Cleanup ring buffer implementation

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This commit is contained in:
Kovid Goyal
2023-03-07 07:43:53 +05:30
parent 37cebbc817
commit 5c87d7f84f
2 changed files with 15 additions and 9 deletions
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12
tools/utils/ring.go
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@@ -53,7 +53,7 @@ func (self *RingBuffer[T]) Grow(new_size uint64) {
self.read_pos = 0
}
func (self *RingBuffer[T]) WriteTillFull(p []T) uint64 {
func (self *RingBuffer[T]) WriteTillFull(p ...T) uint64 {
ssz := self.Capacity()
available := ssz - self.use_count
sz := rb_min(uint64(len(p)), available)
@@ -74,7 +74,7 @@ func (self *RingBuffer[T]) WriteTillFull(p []T) uint64 {
return sz
}
func (self *RingBuffer[T]) WriteAllAndDiscardOld(p []T) {
func (self *RingBuffer[T]) WriteAllAndDiscardOld(p ...T) {
ssz := self.Capacity()
left := uint64(len(p))
if left >= ssz { // Fast path
@@ -85,7 +85,7 @@ func (self *RingBuffer[T]) WriteAllAndDiscardOld(p []T) {
return
}
for {
written := self.WriteTillFull(p)
written := self.WriteTillFull(p...)
p = p[written:]
left = uint64(len(p))
if left == 0 {
@@ -102,6 +102,12 @@ func (self *RingBuffer[T]) ReadTillEmpty(p []T) uint64 {
return uint64(len(a)) + uint64(len(b))
}
func (self *RingBuffer[T]) ReadAll() []T {
ans := make([]T, self.Len())
self.ReadTillEmpty(ans)
return ans
}
func (self *RingBuffer[T]) slices_to_read(sz uint64) ([]T, []T) {
ssz := self.Capacity()
sz = rb_min(sz, self.use_count)