X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=openwrt%2Fpackage%2Fppp%2Fpatches%2F109-debian_demand.patch;fp=openwrt%2Fpackage%2Fppp%2Fpatches%2F109-debian_demand.patch;h=0000000000000000000000000000000000000000;hp=e024696697cedbdb2bda795100746050780407d3;hb=42a8cadf400911eacb4a981c3496e565267a35fe;hpb=244b1f9d20092144ee161adee420252b1deaee82

diff --git a/openwrt/package/ppp/patches/109-debian_demand.patch b/openwrt/package/ppp/patches/109-debian_demand.patch
deleted file mode 100644
index e024696697..0000000000
--- a/openwrt/package/ppp/patches/109-debian_demand.patch
+++ /dev/null
@@ -1,172 +0,0 @@
---- ppp/pppd/demand.c
-+++ ppp/pppd/demand.c	2000/06/28 14:54:04
-@@ -25,6 +25,8 @@
- #include <errno.h>
- #include <fcntl.h>
- #include <netdb.h>
-+#include <unistd.h>
-+#include <syslog.h>
- #include <sys/param.h>
- #include <sys/types.h>
- #include <sys/wait.h>
-@@ -32,6 +34,8 @@
- #include <sys/resource.h>
- #include <sys/stat.h>
- #include <sys/socket.h>
-+#include <netinet/in.h>
-+#include <arpa/inet.h>
- #ifdef PPP_FILTER
- #include <net/if.h>
- #include <net/bpf.h>
-@@ -210,6 +214,14 @@
-     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) {
-@@ -288,17 +300,102 @@
-  * 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 {
---- ppp/pppd/ipcp.c
-+++ ppp/pppd/ipcp.c	2000/06/28 12:32:05
-@@ -1454,7 +1454,7 @@
- 		    proxy_arp_set[f->unit] = 1;
- 
- 	}
--	demand_rexmit(PPP_IP);
-+	demand_rexmit(PPP_IP,go->ouraddr);
- 	sifnpmode(f->unit, PPP_IP, NPMODE_PASS);
- 
-     } else {
---- ppp/pppd/ipv6cp.c
-+++ ppp/pppd/ipv6cp.c	2000/06/28 12:32:06
-@@ -1153,7 +1153,7 @@
- 	    }
- 
- 	}
--	demand_rexmit(PPP_IPV6);
-+	demand_rexmit(PPP_IPV6,0);
- 	sifnpmode(f->unit, PPP_IPV6, NPMODE_PASS);
- 
-     } else {
---- ppp/pppd/pppd.h
-+++ ppp/pppd/pppd.h	2000/06/28 12:32:06
-@@ -359,7 +359,7 @@
- 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? */
-