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builtin: add voidptr.vbytes(len) and byteptr.vbytes(len)

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This commit is contained in:
Delyan Angelov
2020-11-27 18:18:46 +02:00
parent 2473f65278
commit 1891f55c72
2 changed files with 54 additions and 2 deletions
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18
vlib/builtin/array.v
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@ -720,3 +720,21 @@ pub fn (a array) pointers() []voidptr {
}
return res
}
// voidptr.vbytes() - makes a V []byte structure from a C style memory buffer. NB: the data is reused, NOT copied!
[unsafe]
pub fn (data voidptr) vbytes(len int) []byte {
res := array{
element_size: 1
data: data
len: len
cap: len
}
return res
}
// byteptr.vbytes() - makes a V []byte structure from a C style memory buffer. NB: the data is reused, NOT copied!
[unsafe]
pub fn (data byteptr) vbytes(len int) []byte {
return unsafe {voidptr(data).vbytes(len)}
}