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package server
import "core:os"
import "core:mem"
import "core:strings"
ReaderFn :: proc(_: rawptr, _: []byte) -> (int, int);
Reader :: struct {
reader_fn: ReaderFn,
reader_context: rawptr,
}
make_reader :: proc(reader_fn: ReaderFn, reader_context: rawptr) -> Reader {
return Reader {reader_context = reader_context, reader_fn = reader_fn};
}
read_u8 :: proc(reader: ^Reader) -> (u8, bool) {
value: [1]byte;
read, err := reader.reader_fn(reader.reader_context, value[:]);
if (err != 0 || read != 1) {
return 0, false;
}
return value[0], true;
}
read_until_delimiter :: proc(reader: ^Reader, delimiter: u8, builder: ^strings.Builder) -> bool {
for true {
value, success := read_u8(reader);
if (!success) {
return false;
}
strings.write_byte(builder, value);
if (value == delimiter) {
break;
}
}
return true;
}
read_sized :: proc(reader: ^Reader, data: []u8) -> bool {
read, err := reader.reader_fn(reader.reader_context, data);
if (err != 0 || read != len(data)) {
return false;
}
return true;
}
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