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Revert "Respect size limits in read_seq and read_map." 

This reverts commit 1e21e5d13b.
This commit is contained in:
Ty Overby 2016-04-03 04:51:30 -07:00
parent 8b14cbda92
commit 4f34963284
1 changed files with 1 additions and 28 deletions
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29
src/rustc_serialize/reader.rs
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@ -129,10 +129,7 @@ impl<'a, R: Read> DecoderReader<'a, R> {
impl <'a, A> DecoderReader<'a, A> {
fn read_bytes(&mut self, count: u64) -> Result<(), DecodingError> {
self.read = match self.read.checked_add(count) {
Some(read) => read,
None => return Err(DecodingError::SizeLimit),
};
self.read += count;
match self.size_limit {
SizeLimit::Infinite => Ok(()),
SizeLimit::Bounded(x) if self.read <= x => Ok(()),
@ -345,18 +342,6 @@ impl<'a, R: Read> Decoder for DecoderReader<'a, R> {
where F: FnOnce(&mut DecoderReader<'a, R>, usize) -> DecodingResult<T>
{
let len = try!(self.read_usize());
match self.size_limit {
SizeLimit::Infinite => (),
SizeLimit::Bounded(x) => {
let overflow = match self.read.checked_add(len as u64) {
Some(y) => y > x,
None => true,
};
if overflow {
return Err(DecodingError::SizeLimit);
}
},
};
f(self, len)
}
fn read_seq_elt<T, F>(&mut self, _: usize, f: F) -> DecodingResult<T>
@ -368,18 +353,6 @@ impl<'a, R: Read> Decoder for DecoderReader<'a, R> {
where F: FnOnce(&mut DecoderReader<'a, R>, usize) -> DecodingResult<T>
{
let len = try!(self.read_usize());
match self.size_limit {
SizeLimit::Infinite => (),
SizeLimit::Bounded(x) => {
let overflow = match self.read.checked_add(len as u64) {
Some(y) => y > x,
None => true,
};
if overflow {
return Err(DecodingError::SizeLimit);
}
},
};
f(self, len)
}
fn read_map_elt_key<T, F>(&mut self, _: usize, f: F) -> DecodingResult<T>