windows works

common.h

@@ -47,7 +47,13 @@
 //#include <linux/if_packet.h>
 //#include <byteswap.h>
 #include <pthread.h>
+
+#ifndef __CYGWIN__
 #include <pcap.h>
+#else
+#include <pcap_wrapper.h>
+#define NO_LIBNET
+#endif
 
 #ifndef NO_LIBNET
 #include <libnet.h>

main.cpp

@@ -972,6 +972,26 @@ void sigint_cb(struct ev_loop *l, ev_signal *w, int revents)
 
 int main(int argc, char *argv[])
 {
+	init_pcap();
+	int i=0;
+	char errbuf[PCAP_ERRBUF_SIZE];
+
+	pcap_if_t *interfaces,*d;
+	if(pcap_findalldevs(&interfaces,errbuf)==-1)
+	{
+		printf("\nerror in pcap findall devs");
+		return -1;
+	}
+
+	for(pcap_if_t *d=interfaces; d!=NULL; d=d->next) {
+		printf("%s:", d->name);
+		for(pcap_addr_t *a=d->addresses; a!=NULL; a=a->next) {
+			if(a->addr->sa_family == AF_INET)
+				printf(" %s", inet_ntoa(((struct sockaddr_in*)a->addr)->sin_addr));
+		}
+		printf("\n");
+	}
+
 	//libnet_t *l;	/* the libnet context */
 	//char errbuf[LIBNET_ERRBUF_SIZE];
 

makefile

@@ -10,7 +10,12 @@ cc_arm= /toolchains/arm-2014.05/bin/arm-none-linux-gnueabi-g++
 #cc_bcm2708=/home/wangyu/raspberry/tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian/bin/arm-linux-gnueabihf-g++ 
 FLAGS= -std=c++11 -Wall -Wextra -Wno-unused-variable -Wno-unused-parameter -Wno-missing-field-initializers ${OPT}
 
-COMMON=main.cpp lib/md5.cpp encrypt.cpp log.cpp network.cpp common.cpp  connection.cpp misc.cpp fd_manager.cpp -lpthread my_ev.cpp -isystem libev -lpcap -D_DEFAULT_SOURCE `libnet-config --defines` `libnet-config --libs` 
+COMMON=main.cpp lib/md5.cpp encrypt.cpp log.cpp network.cpp common.cpp  connection.cpp misc.cpp fd_manager.cpp -lpthread my_ev.cpp -isystem libev
+
+PCAP="-lpcap"
+
+LIBNET=-D_DEFAULT_SOURCE `libnet-config --defines` `libnet-config --libs`
+
 
 SOURCES= $(COMMON) lib/aes_faster_c/aes.cpp lib/aes_faster_c/wrapper.cpp
 SOURCES_TINY_AES= $(COMMON) lib/aes.cpp
@@ -21,8 +26,12 @@ TARGETS=amd64 arm amd64_hw_aes arm_asm_aes mips24kc_be mips24kc_be_asm_aes x86 x
 TAR=${NAME}_binaries.tar.gz `echo ${TARGETS}|sed -r 's/([^ ]+)/udp2raw_\1/g'` version.txt
 
 all:git_version
+	echo "do not use 'make all', instead, use 'make linux' 'make mac' 'make freebsd' 'make cygwin' "
+
+cygwin:git_version
 	rm -f ${NAME}
-	${cc_local}   -o ${NAME}          -I. ${SOURCES} ${FLAGS} -lrt -ggdb -static -O2
+	${cc_local}   -o ${NAME}          -I. ${SOURCES} pcap_wrapper.cpp ${FLAGS} -lrt -ggdb -static -O2 -D_GNU_SOURCE
+
 mac:git_version
 	rm -f ${NAME}
 	${cc_local}   -o ${NAME}          -I. ${SOURCES} ${FLAGS} -ggdb -O2
@@ -36,57 +45,10 @@ debug2: git_version
 	rm -f ${NAME}
 	${cc_local}   -o ${NAME}          -I. ${SOURCES} ${FLAGS} -lrt -Wformat-nonliteral -ggdb
 
-dynamic: git_version
+#dynamic: git_version
-	${cc_local}   -o ${NAME}_$@          -I. ${SOURCES} ${FLAGS} -lrt -O3
+#	${cc_local}   -o ${NAME}_$@          -I. ${SOURCES} ${FLAGS} -lrt -O3
-
-mips24kc_be: git_version
-	${cc_mips24kc_be}  -o ${NAME}_$@   -I. ${SOURCES} ${FLAGS} -lrt -lgcc_eh -static -O3
-mips24kc_be_asm_aes: git_version
-	${cc_mips24kc_be}  -o ${NAME}_$@   -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -lgcc_eh -static -O3 lib/aes_acc/asm/mips_be.S
-
-mips24kc_le: git_version
-	${cc_mips24kc_le}  -o ${NAME}_$@   -I. ${SOURCES} ${FLAGS} -lrt -lgcc_eh -static -O3
-mips24kc_le_asm_aes: git_version
-	${cc_mips24kc_le}  -o ${NAME}_$@   -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -lgcc_eh -static -O3 lib/aes_acc/asm/mips.S
-
-#bcm2708:
-#	${cc_bcm2708} -o ${NAME}_bcm2708  -I. ${SOURCES} ${FLAGS} -lrt -static -O3
-amd64:git_version
-	${cc_local}   -o ${NAME}_$@    -I. ${SOURCES} ${FLAGS} -lrt -static -O3
-
-amd64_perf:git_version
-	${cc_local}   -o ${NAME}_$@    -I. ${SOURCES} ${FLAGS} -lrt -static -O0 -fno-omit-frame-pointer -g
-
-amd64_hw_aes:git_version
-	${cc_local}   -o ${NAME}_$@   -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 lib/aes_acc/asm/x64.S
-x86:git_version
-	${cc_local}   -o ${NAME}_$@      -I. ${SOURCES} ${FLAGS} -lrt -static -O3 -m32
-x86_asm_aes:git_version
-	${cc_local}   -o ${NAME}_$@    -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 -m32 lib/aes_acc/asm/x86.S
-arm:git_version
-	${cc_arm}   -o ${NAME}_$@      -I. ${SOURCES} ${FLAGS} -lrt -static -O3
-
-arm_perf:git_version
-	${cc_arm}   -o ${NAME}_$@      -I. ${SOURCES} ${FLAGS} -lrt -static -mapcs-frame -fno-omit-frame-pointer -g -O0 -lgcc_eh
-
-arm_asm_aes:git_version
-	${cc_arm}   -o ${NAME}_$@    -I. ${SOURCES_AES_ACC} ${FLAGS} -lrt -static -O3 lib/aes_acc/asm/arm.S
-
-cross:git_version
-	${cc_cross}   -o ${NAME}_cross    -I. ${SOURCES} ${FLAGS} -lrt -O3
-
-cross2:git_version
-	${cc_cross}   -o ${NAME}_cross    -I. ${SOURCES} ${FLAGS} -lrt -static -lgcc_eh -O3   
-
-cross3:git_version
-	${cc_cross}   -o ${NAME}_cross    -I. ${SOURCES} ${FLAGS} -lrt -static -O3
-
-release: ${TARGETS} 
-	cp git_version.h version.txt
-	tar -zcvf ${TAR}
 
 clean:	
-	rm -f ${TAR}
 	rm -f udp2raw udp2raw_cross udp2raw_cmake udp2raw_dynamic
 	rm -f git_version.h
 

network.cpp

@@ -214,8 +214,16 @@ void my_packet_handler(
     const u_char *pkt_data
 )
 {
+	/*printf("<%d %d>\n",(int)packet_header->caplen,(int)packet_header->len );
+	for(int i=0;i<sizeof(pcap_pkthdr);i++)
+	{
+		char *p=(char *) packet_header;
+		printf("<%x>",int( p[i] ));
+	}
+	printf("\n");*/
 	assert(packet_header->caplen <= packet_header->len);
 	assert(packet_header->caplen <= max_data_len);
+	//if(packet_header->caplen > max_data_len) return ;
 	if(packet_header->caplen<packet_header->len) return;
 
 	if((int)packet_header->caplen<pcap_link_header_len) return;
@@ -828,7 +836,8 @@ int send_raw_ip(raw_info_t &raw_info,const char * payload,int payloadlen)
     	iph->id = htons (g_ip_id_counter++); //Id of this packet
     }
     else*/
-    	iph->id = htons (g_ip_id_counter++); //Id of this packet
+    	iph->id = htons (g_ip_id_counter); //Id of this packet
+    g_ip_id_counter++;
     	//iph->id = 0; //Id of this packet  ,kernel will auto fill this if id is zero  ,or really?????// todo //seems like there is a problem
 
     iph->frag_off = htons(0x4000); //DF set,others are zero