changelog

穿越防火墙技术代码

Mon Mar 15 18:24:11 1999  lars brinkhoff  <[e-mail]>

	* cvs tag release_1_99
	
	* NEWS: updated for 1.99.
	
	* MANUAL: added, but isn't.

Sun Mar 14 05:04:44 1999  lars brinkhoff  <[e-mail]>

	* TODO: added idea for --paranoid switch.

	* README: added plea for post cards.  improved the example.

	* common.c (log_notice, log_error, log_debug, log_verbose,
	log_annoying): adjusted the debug level so that 0 means no
	debug messages at all.  5 is now the highest level.

	* hts.c, htc.c (main): not specifying a debug level when
 	--enable-debug caused a crash.
	
	* configure.in: version 1.99.

	* cvs tag release_1_98
	
	* NEWS: updated for version 1.98.

Sat Mar 13 09:31:00 1999  lars brinkhoff  <[e-mail]>

	* http.c: changed read_until to return malloced string
	and changed other functions accordingly.

	* configure.in: version 1.98.

	* tunnel.c (tunnel_write_request, tunnel_write): moved the
	code that closes old connections from tunnel_write to
	tunnel_write_request.

	* htc.c (usage, parse_arguments): changed -f to -F.

	* hts.c (usage, parse_arguments): changed -f to -F.

	* httptunnel is now GNU software.

	* common.c (server_socket): setsockopt SO_REUSEADDR on server
	sockets.  Idea from Magnus Lundstr鰉's mailtunnel.

Fri Mar 12 19:05:22 1999  lars brinkhoff  <[e-mail]>

	* tunnel.c (tunnel_out_connect): note time when connection was made.
	(tunnel_write): close connection if it's old.

	* tunnel.c (tunnel_in_setsockopts, tunnel_out_setsockopts):
	new functions.
	(tunnel_accept): call tunnel_{in,out}_setsockopts.
	(tunnel_in_connect): call tunnel_in_setsockopts.
	(tunnel_out_connect): call tunnel_out_setsockopts.

Thu Mar 11 12:12:14 1999  lars brinkhoff  <[e-mail]>

	* cvs tag release_1_97
	
	* NEWS: updated for 1.97.

	* tunnel.c (tunnel_accept): set the send buffer size of the
	outgoing socket to 0.  set SO_KEEPALIVE option too.
	(tunnel_close): reset I/O counters.

	* HACKING: removed unneccesary reference no non-free software.

	* common.c (poll): slight improvement after having looked at
	the poll emulation code by Sean Reifschneider <[e-mail]>.

Wed Mar 10 22:16:40 1999  lars brinkhoff  <[e-mail]>

	* tunnel.c (tunnel_accept): call http_destroy_request.
	(tunnel_in_connect): call http_destroy_response.

	* http.c (http_destroy_response, http_destroy_request): 
	new functions.

Tue Mar  9 11:40:16 1999  lars brinkhoff  <[e-mail]>

	* tunnel.c (tunnel_accept): use http_parse_request().

	* http.c (parse_header, http_parse_response, http_header_value,
		 http_parse_request): don't use dynamic memory allocation
		 #ifdef DONT_MALLOC.

	* configure.in: removed "[=verbose]" from --enable-debug
	help output.  added -Wpointer-arith to CFLAGS when not
	--enable-debug.

	* tunnel.c (tunnel_write_request): maybe fixed bug that caused
	lost HTTP POST connections to corrupt data.  (Nope, didn't work.)

	* hts.c (parse_arguments): forgot to add "c:" to short_options to
	make --content-length work.  Thanks to Philip Craig for this one.

Mon Mar  8 18:42:01 1999  lars brinkhoff  <[e-mail]>

	* http.c (parse_header, http_parse_request, http_header_value):
	new functions.
	(parse_response): improved to parse header.

	* http.h (Http_method, Http_header, Http_request, Http_response):
	added new types to describe the HTTP protocol.  Improved Http_response.

	* common.c (poll): block indefinitely when using a negative timeout
	value.

	* configure.in: version 1.97.

	* cvs tag release_1_96
	
	* NEWS: updated for 1.96.

	* configure.in: add -Wno-unused and -Wpointer-arith to CFLAGS
	if --enable-debug.

	* AUTHORS: added Andrew Gray and Larry Gensch.

	Thanks to Larry Gensch at Digital for this patch:
	* tunnel.c (tunnel_write_or_padding): fixed void * arithmetic.
	* common.h (write_all, read_all): fixed void * arithetic.
	* tunnel.h (tunnel_padding): fixed prototype/definition mismatch.

Sun Mar  7 11:17:48 1999  lars brinkhoff  <[e-mail]>

	* common.c (poll): emulate poll() using select().

	* configure.in: check for poll() and <sys/poll.h>.

	* Makefile.am (EXTRA_DIST): add doc/rfc*.txt.

	* configure.in: version 1.96

	* cvs tag release_1_95

	* NEWS: updated for 1.95.
	
	* tunnel.c (tunnel_accept): add "Expires: 0" and "Cache-Control:
	no-store, must-revalidate" to HTTP GET response.

	* htc.c, hts.c (main): ignore SIGPIPE unless --enable-debug.

	* common.c (log_sigpipe): new function replacing sigpipe()
	in htc.c and hts.c.

	* tunnel.c: don't include HTTP header stuff in the I/O counters
	unless #define IO_COUNT_HTTP_HEADER.
	
	* tunnel.c (tunnel_accept): add Content-Length to HTTP GET
	response.
	(parse_header): return number of bytes read.

	* hts.c (usage, parse_arguments, main): accept new switch
	--content-length.

	* common.c (atoi_with_postfix): moved here from htc.c.

	* http.c (http_method, http_get, http_put, http_post): return
	number of bytes written.
	(http_parse_response): return number of bytes read.

	* tunnel.c (struct tunnel): add counters for total number
	of bytes read and written for both data and raw I/O.
	(tunnel_out_connect): increase out_total_raw.
	(tunnel_in_connect): increase in_total_raw.
	(tunnel_write_data): increase out_total_raw.
	(tunnel_write): increase out_total_data.
	(tunnel_read_request): increase in_total_raw.
	(tunnel_read): increase in_total_data.
	(tunnel_accept): increase in_total_raw and out_total_raw.
	(tunnel_new_server, tunnel_new_client): reset counters.

Sat Mar  6 10:57:54 1999  lars brinkhoff  <[e-mail]>

	* configure.in: version 1.95.

	* cvs tag release_1_94
	
	* NEWS: update for version 1.94.

	* configure.in: version 1.94.
	
	* cvs tag release_1_93
	
	* NEWS: update for version 1.93.

	* tunnel.c (tunnel_in_connect): check HTTP version and HTTP
	status code.

	* http.c (http_parse_response, read_until): new functions.

	* tunnel.c (tunnel_in_connect): use http_parse_response().
	
	* configure.in: version 1.93.
	
	* cvs tag release_1_92
	
	* configure.in: version 1.92.
	
	* http.c, http.h (http_method, http_put, http_post, http_get):
	Broke out HTTP-specific functions.

	* tunnel.c: changed Tunnel to use Http_destination and modified
	all affected code accordingly.

	* cvs tag release_1_91
	
	* configure.in: version 1.91.

	* NEWS: update news for 1.5, 1.90, and 1.91.
	
	* cvs tag release_1_90

	* tunnel.c, htc.c, hts.c: clean up debugging messages.

Thu Mar  4 06:44:27 1999  lars brinkhoff  <[e-mail]>
	
	* common.h: #define LOG_ERROR LOG_ERR if necessary.  (tip
	from Andrew Gray).

Wed Mar  3 17:49:52 1999  lars brinkhoff  <[e-mail]>

	* htc.c, hts.c (main): send a pad byte every now and
 	then to keep the connection alive.

	* htc.c, hts.c (main): check for NULL before sending strings
	to notice().

	* common.c, common.h: made notice, debug, and verbose
	into functions instead of macros (patch from Andrew
	Gray).
	
	* tunnel.c: improved error logging.

Tue Mar  2 17:48:23 1999  lars brinkhoff  <[e-mail]>

	* tunnel.c (tunnel_maybe_pad): don't send padding if
	only padding has been sent over the connection.
	(tunnel_write_request): make a note if something other than
	padding was sent over the connection.

Sun Feb 28 00:34:13 1999  lars brinkhoff  <[e-mail]>

	* tunnel.c (tunnel_write): use the protocol for server writes.
	(tunnel_write_request): try to make server accept/disconnect
	connections like the client does connect/disconnect.

	* tunnel.c (tunnel_read_request): new function.
	(tunnel_read): removed function.
	(tunnel_server_read): renamed to tunnel_read.
	(tunnel_read): call tunnel_read_request().

	* configure.in: changed to version 1.90 in anticipation of the
	big change to using the tunnel protocol on HTTP GET requests also.

	* tunnel.c (tunnel_write_request): if writing to the connection
	returns error EPIPE, the connection to the proxy has timed out,
	and must be re-established.  I'm not drunk.

Sat Feb 27 00:29:22 1999  lars brinkhoff  <[e-mail]>

	* htc.c (sigpipe): new function.
	(main): catch SIGPIPE.

	* cvs tag release_1_5
	
	* configure.in: version 1.5.

	* tunnel.c (tunnel_close): write padding before TUNNEL_CLOSE.

Fri Feb 26 17:37:02 1999  lars brinkhoff  <[e-mail]>

	* tunnel.c (tunnel_write_request): send a TUNNEL_DISCONNECT
	just before disconnecting.
	(tunnel_server_read): recognize TUNNEL_DISCONNECT as a command
	to close the connection.
	(tunnel_new_client): set tunnel->content_length to content_length
	- 1 to allow for one extra TUNNEL_DISCONNECT at the end of the data.
	(tunnel_out_connect): use tunnel->content_length + 1 to allow
	for one extra TUNNEL_DISCONNECT at the end of the data.

	* tunnel.c (tunnel_accept): Solaris expects a char * for argument
 	4 to setsockopt(), so casting to void * should not produce any
 	warnings anywhere.

	* common.c, common.h (daemon): new function #ifndef HAVE_DAEMON.

	* hts.c, htc.c: use daemon().

	* configure.in: check for daemon().

Thu Feb 25 20:43:49 1999  lars brinkhoff  <[e-mail]>

	* hts.c (parse_arguments): added --logfile switch.

	* htc.c (parse_arguments): added --logfile switch.

	* common.h (log): new macro that calls syslog().

	* tunnel.c (tunnel_accept): time out if out and in connections
	doesn't occur within ACCEPT_TIMEOUT seconds of each other.

Wed Feb 24 19:50:28 1999  lars brinkhoff  <[e-mail]>

	* cvs tag release_1_4
	
	* configure.in: version 1.4

	* tunnel.c (tunnel_close): use a timeout to avoild waiting forever
	for trailing pad data after a TUNNEL_CLOSE.

	* tunnel.c (tunnel_accept): Write a HTTP/1.1 header in response
	to HTTP GET requests.
	(tunnel_in_connect): Expect a header in a HTTP GET response.

	* acinclude.m4 (HTTPTUNNEL_DEFINE_INADDR_NONE): spelling fix.

	* htc.c, hts.c: hid the check for HAVE_GETOPT_H in common.h.

Wed Feb 24 18:40:29 1999  Tomas Berndtsson  <[e-mail]>

	* configure.in: added check for libnsl, which is needed on some
	Solaris systems for networking functions.
	
	* htc.c, hts.c: use #ifdef HAVE_GETOPT_LONG and #ifdef
	HAVE_GETOPT_H to exclude certain parts so that it will compile if
	getopt_long is not presesnt on the system.

	* configure.in: use HTTPTUNNEL_DEFINE_INADDR_NONE to check if
	INADDR_NONE is defined.

	* acconfig.h: added @BOTTOM@ statement to get autoheader to
	include own defines into config.h.in.
	
	* acinclude.m4: define HTTPTUNNEL_DEFINE_INADDR_NONE, which checks
	whether <netinet/in.h> defines INADDR_NONE. #define as 0xffffffff
	otherwise. INADDR_NONE is not defined on Solaris.
	
Tue Feb 23 22:15:23 1999  lars brinkhoff  <[e-mail]>

	* cvs tag release_1_3

	* configure.in: version 1.3.

	* common.h: #include <sys/socket.h> and <netinet/in.h> before
	<arpa/inet.h>.  Hopefully, this will avoid compilation errors on
	solaris 2.5.1.
	
	If getopt_long() isn't available, provide broken emulation through
	getopt().

Sun Feb 21 08:05:59 1999  lars brinkhoff  <[e-mail]>

	* cvs tag release_1_2
	
	* configure.in: version 1.2.

	* htc.c (parse_arguments): not specifying a proxy was incorrectly
	reported as a usare error.  fixed.

	* configure.in: use HTTPTUNNEL_TYPE_SOCKLEN_T to check for socklen_t.

	* acinclude.m4: new file.  Define HTTPTUNNEL_TYPE_SOCKLEN_T,
	which checks whether <sys/socket.h> declares socklen_t.  #define
	as int otherwise.

	* common.h (do_connect): cast second argument from sockaddr_in *
	to sockaddr * to avoid warning.

Sat Feb 20 09:23:11 1999  lars brinkhoff  <[e-mail]>

	* cvs tag release_1_1
	
	* README: removed the note about the bug.

	* tunnel.c (tunnel_server_read): fixed the annoying buffer bug.

	* common.c (dump_buf): new function used to dump data read from
	a device, socket, or tunnel.

	* hts.c (main), htc.c (main), common.h: broke out common code
	into handle_input().

	* configure.in: version set to 1.1, but no release planned yet.

	* HACKING: added a paragraph about the debugging code.
	
	* htc.c, hts.c: made --debug take optional argument instead
	of previous repeating scheme.
	
	* rw.c: set debug = 0.  no debugging here.

	* htc.c, hts.c, common.h: repeating --debug gives more verbose
	debugging messages.
	
	* tt.c: set debug = 1 so that debugging is always on
	        if --enable-debug is.

	* tunnel.c: add debugging output.

	* htc.c (usage): improved --help output.
	(parse_arguments): allow default values for host port and proxy port.
	(parse_arguments): add --debug switch.

	* htc.c: add debugging output.
	         don't fork if --debug.

	* hts.c (usage): improved --help output.
	(parse_arguments): allow a default setting for PORT.
	(parse_arguments): complain if forwarding port isn't specified.
	(parse_arguments): add --debug switch.

	* hts.c: added debugging output.
	         don't fork if --debug.

	* configure.in: add --enable-debug switch.

Fri Feb 19 00:09:00 1999  lars brinkhoff  <[e-mail]>

	* cvs tag release_1_0

	* htc.c (main): made it loop, waiting for new connections.
	                added a close_tunnel().

	* tunnel.c (tunnel_close): don't free tunnel object.
	(tunnel_destroy): new function.
	(tunnel_is_connected): new function.

Thu Feb 18 07:28:18 1999  lars brinkhoff  <[e-mail]>

	* hts.c (main): loops waiting for new connections,
	                daemon-like forking.

	* configure.in: bumped version to 0.10.

	* hts.c (usage): new function.
	(parse_arguments): new function.
	(main): call parse_arguments().
	        if --forward-port was specified, connect a
		socket, and use it for I/O.

	* htc.c (parse_arguments): added new --forward-port option.
	(main): if --forward-port was specified, listen for a connection
	on a socket, and use it for I/O.

	* common.c, common.h (server_socket): moved here from tunnel.h.

	* common.c (set_address): new function.
	(name_and_port): moved here from htc.c.

	* common.h: moved contents of do.h here.

	* do.h: deleted file.

	* htc.c (wait_for_connection_on_port): new function.

	* acconfig.h: New file defining PACKAGE and VERSION.