46 parsePacket(PPPoEPacket *packet, ParseFunc *func, void *extra)  in parsePacket()  argument
48     UINT16_t len = ntohs(packet->length);  in parsePacket()
52     if (packet->ver != 1) {  in parsePacket()
53 	syslog(LOG_ERR, "Invalid PPPoE version (%d)", (int) packet->ver);  in parsePacket()
56     if (packet->type != 1) {  in parsePacket()
57 	syslog(LOG_ERR, "Invalid PPPoE type (%d)", (int) packet->type);  in parsePacket()
68     curTag = packet->payload;  in parsePacket()
69     while(curTag - packet->payload < len) {  in parsePacket()
78 	if ((curTag - packet->payload) + tagLen + TAG_HDR_SIZE > len) {  in parsePacket()
101 findTag(PPPoEPacket *packet, UINT16_t type, PPPoETag *tag)  in findTag()  argument
103     UINT16_t len = ntohs(packet->length);  in findTag()
107     if (packet->ver != 1) {  in findTag()
108 	syslog(LOG_ERR, "Invalid PPPoE version (%d)", (int) packet->ver);  in findTag()
111     if (packet->type != 1) {  in findTag()
112 	syslog(LOG_ERR, "Invalid PPPoE type (%d)", (int) packet->type);  in findTag()
123     curTag = packet->payload;  in findTag()
124     while(curTag - packet->payload < len) {  in findTag()
133 	if ((curTag - packet->payload) + tagLen + TAG_HDR_SIZE > len) {  in findTag()
243 clampMSS(PPPoEPacket *packet, char const *dir, int clampMss)  in clampMSS()  argument
255     if (packet->payload[0] & 0x01) {  in clampMSS()
259         if (packet->payload[0] != 0x21) {  in clampMSS()
264         ipHdr = packet->payload + 1;  in clampMSS()
270         if (packet->payload[0] != 0x00 ||  in clampMSS()
271             packet->payload[1] != 0x21) {  in clampMSS()
276         ipHdr = packet->payload + 2;  in clampMSS()
281     len = (int) ntohs(packet->length);  in clampMSS()
398     PPPoEPacket packet;  in sendPADT()  local
399     unsigned char *cursor = packet.payload;  in sendPADT()
409     memcpy(packet.ethHdr.h_dest, conn->peerEth, ETH_ALEN);  in sendPADT()
410     memcpy(packet.ethHdr.h_source, conn->myEth, ETH_ALEN);  in sendPADT()
412     packet.ethHdr.h_proto = htons(Eth_PPPOE_Discovery);  in sendPADT()
413     packet.ver = 1;  in sendPADT()
414     packet.type = 1;  in sendPADT()
415     packet.code = CODE_PADT;  in sendPADT()
416     packet.session = conn->session;  in sendPADT()
448 	CHECK_ROOM(cursor, packet.payload,  in sendPADT()
456 	CHECK_ROOM(cursor, packet.payload,  in sendPADT()
463     packet.length = htons(plen);  in sendPADT()
464     sendPacket(conn, conn->discoverySocket, &packet, (int) (plen + HDR_SIZE));  in sendPADT()
466 	dumpPacket(conn->debugFile, &packet, "SENT");  in sendPADT()