#ifndef PUTTY_NETWORK_H
#define PUTTY_NETWORK_H
+#ifndef DONE_TYPEDEFS
+#define DONE_TYPEDEFS
+typedef struct config_tag Config;
+typedef struct backend_tag Backend;
+typedef struct terminal_tag Terminal;
+#endif
+
typedef struct SockAddr_tag *SockAddr;
/* pay attention to levels of indirection */
typedef struct socket_function_table **Socket;
/* if p is NULL, it doesn't change the plug */
/* but it does return the one it's using */
void (*close) (Socket s);
- int (*write) (Socket s, char *data, int len);
- int (*write_oob) (Socket s, char *data, int len);
+ int (*write) (Socket s, const char *data, int len);
+ int (*write_oob) (Socket s, const char *data, int len);
void (*flush) (Socket s);
void (*set_private_ptr) (Socket s, void *ptr);
void *(*get_private_ptr) (Socket s);
/* proxy indirection layer */
Socket new_connection(SockAddr addr, char *hostname,
int port, int privport,
- int oobinline, int nodelay, Plug plug);
-Socket new_listener(char *srcaddr, int port, Plug plug, int local_host_only);
+ int oobinline, int nodelay, Plug plug,
+ const Config *cfg);
+Socket new_listener(char *srcaddr, int port, Plug plug, int local_host_only,
+ const Config *cfg);
+SockAddr name_lookup(char *host, int port, char **canonicalname,
+ const Config *cfg);
/* socket functions */
void sk_init(void); /* called once at program startup */
void sk_cleanup(void); /* called just before program exit */
-SockAddr sk_namelookup(char *host, char **canonicalname);
+SockAddr sk_namelookup(const char *host, char **canonicalname);
+SockAddr sk_nonamelookup(const char *host);
void sk_getaddr(SockAddr addr, char *buf, int buflen);
int sk_hostname_is_local(char *name);
int sk_address_is_local(SockAddr addr);
-enum { ADDRTYPE_IPV4, ADDRTYPE_IPV6 };
+enum { ADDRTYPE_IPV4, ADDRTYPE_IPV6, ADDRTYPE_NAME };
int sk_addrtype(SockAddr addr);
void sk_addrcopy(SockAddr addr, char *buf);
void sk_addr_free(SockAddr addr);