1 files changed, 0 insertions, 123 deletions
diff --git a/tools/plink/proxy.h b/tools/plink/proxy.h
deleted file mode 100644
index 683b2603d..000000000
--- a/tools/plink/proxy.h
+++ /dev/null
@@ -1,123 +0,0 @@
-/*
- * Network proxy abstraction in PuTTY
- *
- * A proxy layer, if necessary, wedges itself between the
- * network code and the higher level backend.
- *
- * Supported proxies: HTTP CONNECT, generic telnet, SOCKS 4 & 5
- */
-
-#ifndef PUTTY_PROXY_H
-#define PUTTY_PROXY_H
-
-#define PROXY_ERROR_GENERAL 8000
-#define PROXY_ERROR_UNEXPECTED 8001
-
-typedef struct Socket_proxy_tag * Proxy_Socket;
-
-struct Socket_proxy_tag {
-    const struct socket_function_table *fn;
-    /* the above variable absolutely *must* be the first in this structure */
-
-    char * error;
-
-    Socket sub_socket;
-    Plug plug;
-    SockAddr remote_addr;
-    int remote_port;
-
-    bufchain pending_output_data;
-    bufchain pending_oob_output_data;
-    int pending_flush;
-    bufchain pending_input_data;
-
-#define PROXY_STATE_NEW    -1
-#define PROXY_STATE_ACTIVE  0
-
-    int state; /* proxy states greater than 0 are implementation
-		* dependent, but represent various stages/states
-		* of the initialization/setup/negotiation with the
-		* proxy server.
-		*/
-    int freeze; /* should we freeze the underlying socket when
-		 * we are done with the proxy negotiation? this
-		 * simply caches the value of sk_set_frozen calls.
-		 */
-
-#define PROXY_CHANGE_NEW      -1
-#define PROXY_CHANGE_CLOSING   0
-#define PROXY_CHANGE_SENT      1
-#define PROXY_CHANGE_RECEIVE   2
-#define PROXY_CHANGE_ACCEPTING 3
-
-    /* something has changed (a call from the sub socket
-     * layer into our Proxy Plug layer, or we were just
-     * created, etc), so the proxy layer needs to handle
-     * this change (the type of which is the second argument)
-     * and further the proxy negotiation process.
-     */
-
-    int (*negotiate) (Proxy_Socket /* this */, int /* change type */);
-
-    /* current arguments of plug handlers
-     * (for use by proxy's negotiate function)
-     */
-
-    /* closing */
-    const char *closing_error_msg;
-    int closing_error_code;
-    int closing_calling_back;
-
-    /* receive */
-    int receive_urgent;
-    char *receive_data;
-    int receive_len;
-
-    /* sent */
-    int sent_bufsize;
-
-    /* accepting */
-    OSSocket accepting_sock;
-
-    /* configuration, used to look up proxy settings */
-    Config cfg;
-
-    /* CHAP transient data */
-    int chap_num_attributes;
-    int chap_num_attributes_processed;
-    int chap_current_attribute;
-    int chap_current_datalen;
-};
-
-typedef struct Plug_proxy_tag * Proxy_Plug;
-
-struct Plug_proxy_tag {
-    const struct plug_function_table *fn;
-    /* the above variable absolutely *must* be the first in this structure */
-
-    Proxy_Socket proxy_socket;
-
-};
-
-extern void proxy_activate (Proxy_Socket);
-
-extern int proxy_http_negotiate (Proxy_Socket, int);
-extern int proxy_telnet_negotiate (Proxy_Socket, int);
-extern int proxy_socks4_negotiate (Proxy_Socket, int);
-extern int proxy_socks5_negotiate (Proxy_Socket, int);
-
-/*
- * This may be reused by local-command proxies on individual
- * platforms.
- */
-char *format_telnet_command(SockAddr addr, int port, const Config *cfg);
-
-/*
- * These are implemented in cproxy.c or nocproxy.c, depending on
- * whether encrypted proxy authentication is available.
- */
-extern void proxy_socks5_offerencryptedauth(char *command, int *len);
-extern int proxy_socks5_handlechap (Proxy_Socket p);
-extern int proxy_socks5_selectchap(Proxy_Socket p);
-
-#endif