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Add utility procedures: io.read_ptr; io.write_ptr; io.read_ptr_at; io.write_ptr_at

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gingerBill
2021-08-09 12:33:21 +01:00
parent 4d00c2b800
commit d99ed692ba
1 changed files with 18 additions and 0 deletions
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18
core/io/util.odin
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@@ -1,7 +1,25 @@
package io
import "core:mem"
import "core:strconv"
read_ptr :: proc(r: Reader, p: rawptr, byte_size: int) -> (n: int, err: Error) {
return read(r, mem.byte_slice(p, byte_size));
}
write_ptr :: proc(w: Writer, p: rawptr, byte_size: int) -> (n: int, err: Error) {
return write(w, mem.byte_slice(p, byte_size));
}
read_ptr_at :: proc(r: Reader_At, p: rawptr, byte_size: int, offset: i64) -> (n: int, err: Error) {
return read_at(r, mem.byte_slice(p, byte_size), offset);
}
write_ptr_at :: proc(w: Writer_At, p: rawptr, byte_size: int, offset: i64) -> (n: int, err: Error) {
return write_at(w, mem.byte_slice(p, byte_size), offset);
}
write_u64 :: proc(w: Writer, i: u64, base: int = 10) -> (n: int, err: Error) {
buf: [32]byte;
s := strconv.append_bits(buf[:], i, base, false, 64, strconv.digits, nil);