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Reduce copying of buffer when reserving

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This commit is contained in:
Jasmijn Wellner 2024-12-28 16:19:02 +01:00
parent 0742c8d878
commit 493bc00af8
1 changed files with 4 additions and 2 deletions
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6
bitser.lua
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@ -78,8 +78,10 @@ local function Buffer_newDataReader(data, size)
end
local function Buffer_reserve(additional_size)
while buf_pos + additional_size > buf_size do
buf_size = buf_size * 2
if buf_pos + additional_size > buf_size do
repeat
buf_size = buf_size * 2
until buf_pos + additional_size <= buf_size
local oldbuf = buf
buf = ffi.new("uint8_t[?]", buf_size)
buf_is_writable = true