From a32b336a3bc5ab07f808f4b1c2a1dcee16e2b553 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Wed, 20 May 2009 22:36:38 +0000 Subject: [package] update ppp to v2.4.4 (#5102) git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15955 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/ppp/patches/105-debian_demand.patch | 352 ++++++++++++++++++++++++++++ 1 file changed, 352 insertions(+) create mode 100644 package/ppp/patches/105-debian_demand.patch (limited to 'package/ppp/patches/105-debian_demand.patch') diff --git a/package/ppp/patches/105-debian_demand.patch b/package/ppp/patches/105-debian_demand.patch new file mode 100644 index 0000000000..6c374174c4 --- /dev/null +++ b/package/ppp/patches/105-debian_demand.patch @@ -0,0 +1,352 @@ +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? */ + +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? */ + -- cgit v1.2.3