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Merge pull request #460 from majestrate/master

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fix bencode read crash with empty buffer
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Jeff 2019-03-28 10:34:35 -04:00 committed by GitHub
commit 5d95873e8d
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2 changed files with 5 additions and 0 deletions
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1
llarp/net/net_int.hpp
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@ -16,6 +16,7 @@
#include <stdlib.h> // for itoa
#include <iostream>
#include <util/endian.hpp>
namespace llarp
{

4
llarp/util/bencode.cpp
View File

@ -122,6 +122,8 @@ bencode_end(llarp_buffer_t* buff)
bool
bencode_read_dict(llarp_buffer_t* buff, struct dict_reader* r)
{
if(buff->size_left() < 2) // minimum case is 'de'
return false;
llarp_buffer_t strbuf; // temporary buffer for current element
r->buffer = buff; // set up dict_reader
if(*r->buffer->cur != 'd') // ensure is a dictionary
@ -151,6 +153,8 @@ bencode_read_dict(llarp_buffer_t* buff, struct dict_reader* r)
bool
bencode_read_list(llarp_buffer_t* buff, struct list_reader* r)
{
if(buff->size_left() < 2) // minimum case is 'le'
return false;
r->buffer = buff;
if(*r->buffer->cur != 'l') // ensure is a list
{