Method bindServer

src/main/fdtransferServer_linux.cpp:31–61

int FdTransferServer::_peer;

bool FdTransferServer::bindServer(struct sockaddr_un *sun, socklen_t addrlen, int accept_timeout) {
    _server = socket(AF_UNIX, SOCK_SEQPACKET, 0);
    if (_server == -1) {
        perror("FdTransfer socket()");
        return false;
    }

    // Arbitrary timeout, to prevent it from listening forever.
    if (accept_timeout > 0) {
        const struct timeval timeout = {accept_timeout, 0};
        if (setsockopt(_server, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(timeout)) < 0) {
            perror("FdTransfer setsockopt(SO_RCVTIMEO)");
            close(_server);
            return false;
        }
    }

    if (bind(_server, (const struct sockaddr*)sun, addrlen) < 0) {
        perror("FdTransfer bind()");
        close(_server);
        return false;
    }

    if (listen(_server, 1) < 0) {
        perror("FdTransfer listen()");
        close(_server);
        return false;
    }

    return true;
}

bool FdTransferServer::acceptPeer(int *peer_pid) {
    _peer = accept(_server, NULL, NULL);