mirror of
https://github.com/logos-storage/logos-storage-nim.git
synced 2026-01-02 21:43:11 +00:00
75db491d84
* avoid copying block,parity data to shared memory * use alloc instead of allocShared * code cleanup
39 lines
1.0 KiB
Nim
39 lines
1.0 KiB
Nim
import std/sequtils
|
|
|
|
proc createDoubleArray*(
|
|
outerLen, innerLen: int
|
|
): ptr UncheckedArray[ptr UncheckedArray[byte]] =
|
|
# Allocate outer array
|
|
result = cast[ptr UncheckedArray[ptr UncheckedArray[byte]]](allocShared0(
|
|
sizeof(ptr UncheckedArray[byte]) * outerLen
|
|
))
|
|
|
|
# Allocate each inner array
|
|
for i in 0 ..< outerLen:
|
|
result[i] = cast[ptr UncheckedArray[byte]](allocShared0(sizeof(byte) * innerLen))
|
|
|
|
proc freeDoubleArray*(
|
|
arr: ptr UncheckedArray[ptr UncheckedArray[byte]], outerLen: int
|
|
) =
|
|
# Free each inner array
|
|
for i in 0 ..< outerLen:
|
|
if not arr[i].isNil:
|
|
deallocShared(arr[i])
|
|
|
|
# Free outer array
|
|
if not arr.isNil:
|
|
deallocShared(arr)
|
|
|
|
proc makeUncheckedArray*(
|
|
data: ref seq[seq[byte]]
|
|
): ptr UncheckedArray[ptr UncheckedArray[byte]] =
|
|
result = cast[ptr UncheckedArray[ptr UncheckedArray[byte]]](alloc0(
|
|
sizeof(ptr UncheckedArray[byte]) * data[].len
|
|
))
|
|
|
|
for i, blk in data[]:
|
|
if blk.len > 0:
|
|
result[i] = cast[ptr UncheckedArray[byte]](addr blk[0])
|
|
else:
|
|
result[i] = nil
|