X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=package%2Fppp%2Fpatches%2F105-debian_demand.patch;fp=package%2Fppp%2Fpatches%2F105-debian_demand.patch;h=be53c81b93f1fd441722ce6dcc30fec7349bb58f;hb=b97b54291da149cf68a6db878aae2f92962e1cad;hp=6c374174c47e08d940e18784b00c415a1963f41a;hpb=9137c11605e9bd0f7cc67895fd852e0b04cb672d;p=openwrt%2Fopenwrt.git diff --git a/package/ppp/patches/105-debian_demand.patch b/package/ppp/patches/105-debian_demand.patch index 6c374174c4..be53c81b93 100644 --- a/package/ppp/patches/105-debian_demand.patch +++ b/package/ppp/patches/105-debian_demand.patch @@ -174,179 +174,3 @@ diff -Naur ppp-2.4.4.orig/pppd/pppd.h ppp-2.4.4/pppd/pppd.h int loop_chars __P((unsigned char *, int)); /* process chars from loopback */ int loop_frame __P((unsigned char *, int)); /* should we bring link up? */ -diff -Naur ppp-2.4.4.orig/pppd/demand.c ppp-2.4.4/pppd/demand.c ---- ppp-2.4.4.orig/pppd/demand.c 2005-08-25 08:14:18.000000000 -0400 -+++ ppp-2.4.4/pppd/demand.c 2009-05-07 16:16:20.000000000 -0400 -@@ -36,6 +36,8 @@ - #include - #include - #include -+#include -+#include - #include - #include - #include -@@ -43,6 +45,8 @@ - #include - #include - #include -+#include -+#include - #ifdef PPP_FILTER - #include - #endif -@@ -221,6 +225,14 @@ - int c, rv; - - rv = 0; -+ -+/* check for synchronous connection... */ -+ -+ if ( (p[0] == 0xFF) && (p[1] == 0x03) ) { -+ rv = loop_frame(p,n); -+ return rv; -+ } -+ - for (; n > 0; --n) { - c = *p++; - if (c == PPP_FLAG) { -@@ -299,17 +311,102 @@ - * loopback, now that the real serial link is up. - */ - void --demand_rexmit(proto) -+demand_rexmit(proto, newip) - int proto; -+ u_int32_t newip; - { - struct packet *pkt, *prev, *nextpkt; -+ unsigned short checksum; -+ unsigned short pkt_checksum = 0; -+ unsigned iphdr; -+ struct timeval tv; -+ char cv = 0; -+ char ipstr[16]; - - prev = NULL; - pkt = pend_q; - pend_q = NULL; -+ tv.tv_sec = 1; -+ tv.tv_usec = 0; -+ select(0,NULL,NULL,NULL,&tv); /* Sleep for 1 Seconds */ - for (; pkt != NULL; pkt = nextpkt) { - nextpkt = pkt->next; - if (PPP_PROTOCOL(pkt->data) == proto) { -+ if ( (proto == PPP_IP) && newip ) { -+ /* Get old checksum */ -+ -+ iphdr = (pkt->data[4] & 15) << 2; -+ checksum = *((unsigned short *) (pkt->data+14)); -+ if (checksum == 0xFFFF) { -+ checksum = 0; -+ } -+ -+ -+ if (pkt->data[13] == 17) { -+ pkt_checksum = *((unsigned short *) (pkt->data+10+iphdr)); -+ if (pkt_checksum) { -+ cv = 1; -+ if (pkt_checksum == 0xFFFF) { -+ pkt_checksum = 0; -+ } -+ } -+ else { -+ cv = 0; -+ } -+ } -+ -+ if (pkt->data[13] == 6) { -+ pkt_checksum = *((unsigned short *) (pkt->data+20+iphdr)); -+ cv = 1; -+ if (pkt_checksum == 0xFFFF) { -+ pkt_checksum = 0; -+ } -+ } -+ -+ /* Delete old Source-IP-Address */ -+ checksum -= *((unsigned short *) (pkt->data+16)) ^ 0xFFFF; -+ checksum -= *((unsigned short *) (pkt->data+18)) ^ 0xFFFF; -+ -+ pkt_checksum -= *((unsigned short *) (pkt->data+16)) ^ 0xFFFF; -+ pkt_checksum -= *((unsigned short *) (pkt->data+18)) ^ 0xFFFF; -+ -+ /* Change Source-IP-Address */ -+ * ((u_int32_t *) (pkt->data + 16)) = newip; -+ -+ /* Add new Source-IP-Address */ -+ checksum += *((unsigned short *) (pkt->data+16)) ^ 0xFFFF; -+ checksum += *((unsigned short *) (pkt->data+18)) ^ 0xFFFF; -+ -+ pkt_checksum += *((unsigned short *) (pkt->data+16)) ^ 0xFFFF; -+ pkt_checksum += *((unsigned short *) (pkt->data+18)) ^ 0xFFFF; -+ -+ /* Write new checksum */ -+ if (!checksum) { -+ checksum = 0xFFFF; -+ } -+ *((unsigned short *) (pkt->data+14)) = checksum; -+ if (pkt->data[13] == 6) { -+ *((unsigned short *) (pkt->data+20+iphdr)) = pkt_checksum; -+ } -+ if (cv && (pkt->data[13] == 17) ) { -+ *((unsigned short *) (pkt->data+10+iphdr)) = pkt_checksum; -+ } -+ -+ /* Log Packet */ -+ strcpy(ipstr,inet_ntoa(*( (struct in_addr *) (pkt->data+16)))); -+ if (pkt->data[13] == 1) { -+ syslog(LOG_INFO,"Open ICMP %s -> %s\n", -+ ipstr, -+ inet_ntoa(*( (struct in_addr *) (pkt->data+20)))); -+ } else { -+ syslog(LOG_INFO,"Open %s %s:%d -> %s:%d\n", -+ pkt->data[13] == 6 ? "TCP" : "UDP", -+ ipstr, -+ ntohs(*( (short *) (pkt->data+iphdr+4))), -+ inet_ntoa(*( (struct in_addr *) (pkt->data+20))), -+ ntohs(*( (short *) (pkt->data+iphdr+6)))); -+ } -+ } - output(0, pkt->data, pkt->length); - free(pkt); - } else { -diff -Naur ppp-2.4.4.orig/pppd/ipcp.c ppp-2.4.4/pppd/ipcp.c ---- ppp-2.4.4.orig/pppd/ipcp.c 2009-05-07 15:49:34.000000000 -0400 -+++ ppp-2.4.4/pppd/ipcp.c 2009-05-07 16:16:20.000000000 -0400 -@@ -1776,7 +1776,7 @@ - proxy_arp_set[f->unit] = 1; - - } -- demand_rexmit(PPP_IP); -+ demand_rexmit(PPP_IP,go->ouraddr); - sifnpmode(f->unit, PPP_IP, NPMODE_PASS); - - } else { -diff -Naur ppp-2.4.4.orig/pppd/ipv6cp.c ppp-2.4.4/pppd/ipv6cp.c ---- ppp-2.4.4.orig/pppd/ipv6cp.c 2005-08-25 19:59:34.000000000 -0400 -+++ ppp-2.4.4/pppd/ipv6cp.c 2009-05-07 16:16:20.000000000 -0400 -@@ -1232,7 +1232,7 @@ - } - - } -- demand_rexmit(PPP_IPV6); -+ demand_rexmit(PPP_IPV6,0); - sifnpmode(f->unit, PPP_IPV6, NPMODE_PASS); - - } else { -diff -Naur ppp-2.4.4.orig/pppd/pppd.h ppp-2.4.4/pppd/pppd.h ---- ppp-2.4.4.orig/pppd/pppd.h 2009-05-07 15:49:34.000000000 -0400 -+++ ppp-2.4.4/pppd/pppd.h 2009-05-07 16:16:20.000000000 -0400 -@@ -565,7 +565,7 @@ - void demand_block __P((void)); /* set all NPs to queue up packets */ - void demand_unblock __P((void)); /* set all NPs to pass packets */ - void demand_discard __P((void)); /* set all NPs to discard packets */ --void demand_rexmit __P((int)); /* retransmit saved frames for an NP */ -+void demand_rexmit __P((int, u_int32_t)); /* retransmit saved frames for an NP*/ - int loop_chars __P((unsigned char *, int)); /* process chars from loopback */ - int loop_frame __P((unsigned char *, int)); /* should we bring link up? */ -