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check if BEconded biffer is empty

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orignal
2026-09-19 07:33:47 -04:00
parent 328860f0bb
commit d9fa36210b
1 changed files with 3 additions and 3 deletions
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libi2pd_client/Torrents.cpp
+3 -3
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@@ -49,7 +49,7 @@ namespace torrents
static std::pair<int64_t, size_t> ExtractInteger (std::string_view buf)
{
if (buf[0] == 'i')
if (!buf.empty () && buf[0] == 'i')
{
auto pos = buf.find ('e');
if (pos != std::string_view::npos)
@@ -66,7 +66,7 @@ namespace torrents
static size_t ParseBEncoded (std::string_view buf); // recursive
static size_t ParseDictionary (std::string_view buf, std::function<size_t (std::string_view key, std::string_view buf)> handler = nullptr)
{
if (buf[0] != 'd') return 0;
if (buf.empty () || buf[0] != 'd') return 0;
buf = buf.substr (1);
size_t len = 1;
while (!buf.empty () && buf[0] != 'e')
@@ -91,7 +91,7 @@ namespace torrents
static size_t ParseList (std::string_view buf, std::function<size_t (std::string_view buf)> handler = nullptr)
{
if (buf[0] != 'l') return 0 ;
if (buf.empty () || buf[0] != 'l') return 0;
buf = buf.substr (1);
size_t len = 1;
while (!buf.empty () && buf[0] != 'e')