minor fixes

Makefile.am

@@ -1,3 +1,3 @@
-bin_PROGRAMS = main
-main_SOURCES = encrypt.c encrypt.h main.c main.h
+bin_PROGRAMS = local
+local_SOURCES = encrypt.c encrypt.h local.c local.h
 

Makefile.in

@@ -32,7 +32,7 @@ POST_INSTALL = :
 NORMAL_UNINSTALL = :
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
-bin_PROGRAMS = main$(EXEEXT)
+bin_PROGRAMS = local$(EXEEXT)
 subdir = .
 DIST_COMMON = $(am__configure_deps) $(srcdir)/Makefile.am \
 	$(srcdir)/Makefile.in $(srcdir)/config.h.in \
@@ -49,9 +49,9 @@ CONFIG_CLEAN_FILES =
 CONFIG_CLEAN_VPATH_FILES =
 am__installdirs = "$(DESTDIR)$(bindir)"
 PROGRAMS = $(bin_PROGRAMS)
-am_main_OBJECTS = encrypt.$(OBJEXT) main.$(OBJEXT)
-main_OBJECTS = $(am_main_OBJECTS)
-main_LDADD = $(LDADD)
+am_local_OBJECTS = encrypt.$(OBJEXT) local.$(OBJEXT)
+local_OBJECTS = $(am_local_OBJECTS)
+local_LDADD = $(LDADD)
 DEFAULT_INCLUDES = -I.@am__isrc@
 depcomp = $(SHELL) $(top_srcdir)/depcomp
 am__depfiles_maybe = depfiles
@@ -60,8 +60,8 @@ COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
 	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
 CCLD = $(CC)
 LINK = $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@
-SOURCES = $(main_SOURCES)
-DIST_SOURCES = $(main_SOURCES)
+SOURCES = $(local_SOURCES)
+DIST_SOURCES = $(local_SOURCES)
 ETAGS = etags
 CTAGS = ctags
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
@@ -165,7 +165,7 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-main_SOURCES = encrypt.c encrypt.h main.c main.h
+local_SOURCES = encrypt.c encrypt.h local.c local.h
 all: config.h
 	$(MAKE) $(AM_MAKEFLAGS) all-am
 
@@ -257,9 +257,9 @@ uninstall-binPROGRAMS:
 
 clean-binPROGRAMS:
 	-test -z "$(bin_PROGRAMS)" || rm -f $(bin_PROGRAMS)
-main$(EXEEXT): $(main_OBJECTS) $(main_DEPENDENCIES) $(EXTRA_main_DEPENDENCIES) 
-	@rm -f main$(EXEEXT)
-	$(LINK) $(main_OBJECTS) $(main_LDADD) $(LIBS)
+local$(EXEEXT): $(local_OBJECTS) $(local_DEPENDENCIES) $(EXTRA_local_DEPENDENCIES) 
+	@rm -f local$(EXEEXT)
+	$(LINK) $(local_OBJECTS) $(local_LDADD) $(LIBS)
 
 mostlyclean-compile:
 	-rm -f *.$(OBJEXT)
@@ -268,7 +268,7 @@ distclean-compile:
 	-rm -f *.tab.c
 
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/encrypt.Po@am__quote@
-@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/main.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/local.Po@am__quote@
 
 .c.o:
 @am__fastdepCC_TRUE@	$(COMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<

encrypt.h

@@ -1,5 +1,4 @@
-#ifndef ENCRYPT_H
-#define ENCRYPT_H
+#pragma once
 
 #include <sys/socket.h>
 #include <string.h>
@@ -14,4 +13,3 @@ void decrypt(char *buf, int len);
 int send_encrypt(int sock, char *buf, int len, int flags);
 int recv_decrypt(int sock, char *buf, int len, int flags);
 
-#endif // ENCRYPT_H

local.c

@@ -18,9 +18,14 @@
 #include <time.h>
 #include <unistd.h>
 
-#include "main.h"
+#include "local.h"
+#include "encrypt.h"
+
+#define SERVER "127.0.0.1"
+#define REMOTE_PORT "8499"
+#define PORT "1080"
+#define KEY "foobar!"
 
-#define PORT 1090
 #define REPLY "HTTP/1.1 200 OK\n\nhello"
 
 #define min(a,b) \
@@ -72,6 +77,8 @@ int create_and_bind(char *port) {
 		if (s == 0) {
 			/* We managed to bind successfully! */
 			break;
+		} else {
+			perror("bind");
 		}
 
 		close(listen_sock);
@@ -117,6 +124,7 @@ static void server_recv_cb (EV_P_ ev_io *w, int revents) {
 				return;
 			}
 		}
+		encrypt(remote->buf, r);
 		int w = send(remote->fd, remote->buf, r, MSG_NOSIGNAL);
 		if(w == -1) {
 			perror("send");
@@ -219,6 +227,7 @@ static void remote_recv_cb (EV_P_ ev_io *w, int revents) {
 				return;
 			}
 		}
+		decrypt(server->buf, r);
 		int w = send(server->fd, server->buf, r, MSG_NOSIGNAL);
 		// printf("after send: w=%d\n", w);
 		if(w == -1) {
@@ -396,7 +405,7 @@ static void accept_cb (EV_P_ ev_io *w, int revents)
 		memset(&hints, 0, sizeof hints);
 		hints.ai_family = AF_UNSPEC;
 		hints.ai_socktype = SOCK_STREAM;
-		getaddrinfo("www.sina.com.cn", "80", &hints, &res);
+		getaddrinfo(SERVER, REMOTE_PORT, &hints, &res);
 		sockfd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
 		if (sockfd < 0) {
 			perror("socket");
@@ -417,12 +426,19 @@ static void accept_cb (EV_P_ ev_io *w, int revents)
 
 int main (void)
 {
+	fprintf(stderr, "calculating ciphers\n");
+	get_table(KEY);
+
 	int listenfd;
-	listenfd = create_and_bind("1090");
+	listenfd = create_and_bind(PORT);
+	if (listenfd < 0) {
+		return 1;
+	}
 	if (listen(listenfd, SOMAXCONN) == -1) {
 		perror("listen() error.");
 		return 1;
 	}
+	fprintf(stderr, "server listening at port %s\n", PORT);
 	setnonblocking(listenfd);
 	struct listen_ctx listen_ctx;
 	listen_ctx.fd = listenfd;

local.h

@@ -2,7 +2,7 @@
 
 #include <ev.h>
 
-#define BUF_SIZE 4096
+#define BUF_SIZE 1500
 
 struct listen_ctx {
 	ev_io io;