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net_socket: getpeername now only works on connected socket

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Per POSIX.1-2008, getpeername() shall fails if the socket is not
connected.

Fixes #15081

Change-Id: Iafaed09df26f47b10efc2ceed6dfa2852857d39a
Reviewed-on: https://review.haiku-os.org/c/haiku/+/2549
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>
This commit is contained in:
Leorize 2020-03-25 14:15:25 -05:00 committed by Jérôme Duval
parent 27ecd4761c
commit 5c63c64bfd
1 changed files with 3 additions and 2 deletions
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5
src/add-ons/kernel/network/stack/net_socket.cpp
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@ -1059,10 +1059,11 @@ socket_connect(net_socket* socket, const struct sockaddr* address,
int int
socket_getpeername(net_socket* socket, struct sockaddr* address, socket_getpeername(net_socket* _socket, struct sockaddr* address,
socklen_t* _addressLength) socklen_t* _addressLength)
{ {
if (socket->peer.ss_len == 0) net_socket_private* socket = (net_socket_private*)_socket;
if (!socket->is_connected || socket->peer.ss_len == 0)
return ENOTCONN; return ENOTCONN;
memcpy(address, &socket->peer, min_c(*_addressLength, socket->peer.ss_len)); memcpy(address, &socket->peer, min_c(*_addressLength, socket->peer.ss_len));