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fix unix domain socket path

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This commit is contained in:
XieHan
2021-04-15 15:36:16 +08:00
parent 02f6831373
commit 6eba304d13
1 changed files with 2 additions and 2 deletions
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4
src/algorithm/DNSRoutine.cc
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@@ -58,7 +58,7 @@ void DNSRoutine::run_local_path(const std::string& path, DNSOutput *out)
{
struct sockaddr_un *sun = NULL;
if (path.size() <= sizeof sun->sun_path)
if (path.size() + 1 <= sizeof sun->sun_path)
{
size_t size = sizeof (struct addrinfo) + sizeof (struct sockaddr_un);
@@ -72,7 +72,7 @@ void DNSRoutine::run_local_path(const std::string& path, DNSOutput *out)
out->addrinfo_->ai_family = AF_UNIX;
out->addrinfo_->ai_socktype = SOCK_STREAM;
out->addrinfo_->ai_addr = (struct sockaddr *)sun;
size = offsetof(struct sockaddr_un, sun_path) + path.size();
size = offsetof(struct sockaddr_un, sun_path) + path.size() + 1;
out->addrinfo_->ai_addrlen = size;
out->error_ = 0;
return;