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Justin Bradford's proxy support patch. Currently supports only HTTP

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CONNECT, but contains an extensible framework to allow other
proxies. Apparently SOCKS and ad-hoc-telnet-proxy are already
planned (the GUI mentions them already even though they don't work
yet). GUI includes full configurability and allows definition of
exclusion zones. Rock and roll.

[originally from svn r1598]
This commit is contained in:
Simon Tatham
2002-03-23 17:47:21 +00:00
parent 869989e7e6
commit eabd704d1e
15 changed files with 935 additions and 18 deletions
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16
network.h
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@ -27,6 +27,9 @@ struct socket_function_table {
int (*write) (Socket s, char *data, int len);
int (*write_oob) (Socket s, char *data, int len);
void (*flush) (Socket s);
void (*set_private_ptr) (Socket s, void *ptr);
void *(*get_private_ptr) (Socket s);
void (*set_frozen) (Socket s, int is_frozen);
/* ignored by tcp, but vital for ssl */
char *(*socket_error) (Socket s);
};
@ -60,6 +63,13 @@ struct plug_function_table {
*/
};
/* proxy indirection layer */
Socket new_connection(SockAddr addr, char *hostname,
int port, int privport,
int oobinline, int nodelay, Plug plug);
Socket new_listener(int port, Plug plug, int local_host_only);
/* socket functions */
void sk_init(void); /* called once at program startup */
void sk_cleanup(void); /* called just before program exit */
@ -95,8 +105,8 @@ Socket sk_register(void *sock, Plug plug);
* This is perhaps unnecessary now that we have the notion of a plug,
* but there is some existing code that uses it, so it stays.
*/
void sk_set_private_ptr(Socket s, void *ptr);
void *sk_get_private_ptr(Socket s);
#define sk_set_private_ptr(s, ptr) (((*s)->set_private_ptr) (s, ptr))
#define sk_get_private_ptr(s) (((*s)->get_private_ptr) (s))
/*
* Special error values are returned from sk_namelookup and sk_new
@ -123,7 +133,7 @@ char *sk_addr_error(SockAddr addr);
* associated local socket in order to avoid unbounded buffer
* growth.
*/
void sk_set_frozen(Socket sock, int is_frozen);
#define sk_set_frozen(s, is_frozen) (((*s)->set_frozen) (s, is_frozen))
/*
* Call this after an operation that might have tried to send on a