#define UNIX_PATH_MAX 108
#endif
+/** \cond Userland defines for Linux DCCP support. */
+#ifndef IPPROTO_DCCP
+#define IPPROTO_DCCP 33 /**< IANA assigned value */
+#define SOCK_DCCP 6 /**< Linux socket type */
+#define SOL_DCCP 269 /**< Linux socket level */
+#endif
+/** \endcond */
+
+/**
+ * Generic socket creation (passive and active sockets).
+ */
+extern int makesock(unsigned l3type, unsigned l4type, int passive,
+ const char *host, unsigned short port_number);
+
+/**
+ * Functions to support listening sockets.
+ */
+/** How many pending connections queue of a listening server will hold. */
+#define BACKLOG 10
+extern int para_listen(unsigned l3type, unsigned l4type, unsigned short port);
+
+/** Pretty-printing of IPv4/6 socket addresses */
+extern char *host_and_port(struct sockaddr *sa, socklen_t len);
+extern char *local_name(int sockfd);
+extern char *remote_name(int sockfd);
+
/** used to crypt the communication between para_server and para_client */
typedef void crypt_function(unsigned long len,
const unsigned char *indata, unsigned char *outdata, void *private_data);
-int tcp_connect(char *host, int port);
int get_stream_socket(int domain);
int send_buffer(int, const char *);
int send_bin_buffer(int, const char *, size_t);
int recv_cred_buffer(int, char *, size_t);
ssize_t send_cred_buffer(int, char*);
int recv_pattern(int fd, const char *pattern, size_t bufsize);
-int tcp_listen(int port);
void enable_crypt(int fd, crypt_function *recv_f, crypt_function *send_f,
void *private_data);
void disable_crypt(int fd);