*/
-
-#ifndef lint
-static const char rcsid[] =
- "@(#) $Header: /tcpdump/master/tcpdump/print-pptp.c,v 1.8 2002-11-09 17:19:29 itojun Exp $";
-#endif
-
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include "interface.h"
+#include "extract.h"
-static char tstr[] = " [|pptp]";
-
-#ifndef TRUE
-#define TRUE 1
-#endif
-
-#ifndef FALSE
-#define FALSE 0
-#endif
+static const char tstr[] = " [|pptp]";
#define PPTP_MSG_TYPE_CTRL 1 /* Control Message */
#define PPTP_MSG_TYPE_MGMT 2 /* Management Message (currently not used */
u_int32_t magic_cookie;
u_int16_t ctrl_msg_type;
u_int16_t reserved0;
-} __attribute__((packed));
+};
struct pptp_msg_sccrq {
u_int16_t proto_ver;
u_int16_t firm_rev;
u_char hostname[64];
u_char vendor[64];
-} __attribute__((packed));
+};
struct pptp_msg_sccrp {
u_int16_t proto_ver;
u_int16_t firm_rev;
u_char hostname[64];
u_char vendor[64];
-} __attribute__((packed));
+};
struct pptp_msg_stopccrq {
u_int8_t reason;
u_int8_t reserved1;
u_int16_t reserved2;
-} __attribute__((packed));
+};
struct pptp_msg_stopccrp {
u_int8_t result_code;
u_int8_t err_code;
u_int16_t reserved1;
-} __attribute__((packed));
+};
struct pptp_msg_echorq {
u_int32_t id;
-} __attribute__((packed));
+};
struct pptp_msg_echorp {
u_int32_t id;
u_int8_t result_code;
u_int8_t err_code;
u_int16_t reserved1;
-} __attribute__((packed));
+};
struct pptp_msg_ocrq {
u_int16_t call_id;
u_int16_t reserved1;
u_char phone_no[64];
u_char subaddr[64];
-} __attribute__((packed));
+};
struct pptp_msg_ocrp {
u_int16_t call_id;
u_int16_t recv_winsiz;
u_int16_t pkt_proc_delay;
u_int32_t phy_chan_id;
-} __attribute__((packed));
+};
struct pptp_msg_icrq {
u_int16_t call_id;
u_char dialed_no[64]; /* DNIS */
u_char dialing_no[64]; /* CLID */
u_char subaddr[64];
-} __attribute__((packed));
+};
struct pptp_msg_icrp {
u_int16_t call_id;
u_int16_t recv_winsiz;
u_int16_t pkt_proc_delay;
u_int16_t reserved1;
-} __attribute__((packed));
+};
struct pptp_msg_iccn {
u_int16_t peer_call_id;
u_int16_t recv_winsiz;
u_int16_t pkt_proc_delay;
u_int32_t framing_type;
-} __attribute__((packed));
+};
struct pptp_msg_ccrq {
u_int16_t call_id;
u_int16_t reserved1;
-} __attribute__((packed));
+};
struct pptp_msg_cdn {
u_int16_t call_id;
u_int16_t cause_code;
u_int16_t reserved1;
u_char call_stats[128];
-} __attribute__((packed));
+};
struct pptp_msg_wen {
u_int16_t peer_call_id;
u_int32_t buffer_overrun;
u_int32_t timeout_err;
u_int32_t align_err;
-} __attribute__((packed));
+};
struct pptp_msg_sli {
u_int16_t peer_call_id;
u_int16_t reserved1;
u_int32_t send_accm;
u_int32_t recv_accm;
-} __attribute__((packed));
+};
/* attributes that appear more than once in above messages:
pptp_bearer_cap_print(const u_int32_t *bearer_cap)
{
printf(" BEARER_CAP(");
- if (ntohl(*bearer_cap) & PPTP_BEARER_CAP_DIGITAL_MASK) {
+ if (EXTRACT_32BITS(bearer_cap) & PPTP_BEARER_CAP_DIGITAL_MASK) {
printf("D");
}
- if (ntohl(*bearer_cap) & PPTP_BEARER_CAP_ANALOG_MASK) {
+ if (EXTRACT_32BITS(bearer_cap) & PPTP_BEARER_CAP_ANALOG_MASK) {
printf("A");
}
printf(")");
pptp_bearer_type_print(const u_int32_t *bearer_type)
{
printf(" BEARER_TYPE(");
- switch (ntohl(*bearer_type)) {
+ switch (EXTRACT_32BITS(bearer_type)) {
case 1:
printf("A"); /* Analog */
break;
static void
pptp_call_id_print(const u_int16_t *call_id)
{
- printf(" CALL_ID(%u)", ntohs(*call_id));
+ printf(" CALL_ID(%u)", EXTRACT_16BITS(call_id));
}
static void
pptp_call_ser_print(const u_int16_t *call_ser)
{
- printf(" CALL_SER_NUM(%u)", ntohs(*call_ser));
+ printf(" CALL_SER_NUM(%u)", EXTRACT_16BITS(call_ser));
}
static void
pptp_cause_code_print(const u_int16_t *cause_code)
{
- printf(" CAUSE_CODE(%u)", ntohs(*cause_code));
+ printf(" CAUSE_CODE(%u)", EXTRACT_16BITS(cause_code));
}
static void
pptp_conn_speed_print(const u_int32_t *conn_speed)
{
- printf(" CONN_SPEED(%lu)", (unsigned long)ntohl(*conn_speed));
+ printf(" CONN_SPEED(%u)", EXTRACT_32BITS(conn_speed));
}
static void
static void
pptp_firm_rev_print(const u_int16_t *firm_rev)
{
- printf(" FIRM_REV(%u)", ntohs(*firm_rev));
+ printf(" FIRM_REV(%u)", EXTRACT_16BITS(firm_rev));
}
static void
pptp_framing_cap_print(const u_int32_t *framing_cap)
{
printf(" FRAME_CAP(");
- if (ntohl(*framing_cap) & PPTP_FRAMING_CAP_ASYNC_MASK) {
+ if (EXTRACT_32BITS(framing_cap) & PPTP_FRAMING_CAP_ASYNC_MASK) {
printf("A"); /* Async */
}
- if (ntohl(*framing_cap) & PPTP_FRAMING_CAP_SYNC_MASK) {
+ if (EXTRACT_32BITS(framing_cap) & PPTP_FRAMING_CAP_SYNC_MASK) {
printf("S"); /* Sync */
}
printf(")");
pptp_framing_type_print(const u_int32_t *framing_type)
{
printf(" FRAME_TYPE(");
- switch (ntohl(*framing_type)) {
+ switch (EXTRACT_32BITS(framing_type)) {
case 1:
printf("A"); /* Async */
break;
static void
pptp_id_print(const u_int32_t *id)
{
- printf(" ID(%lu)", (unsigned long)ntohl(*id));
+ printf(" ID(%u)", EXTRACT_32BITS(id));
}
static void
pptp_max_channel_print(const u_int16_t *max_channel)
{
- printf(" MAX_CHAN(%u)", ntohs(*max_channel));
+ printf(" MAX_CHAN(%u)", EXTRACT_16BITS(max_channel));
}
static void
pptp_peer_call_id_print(const u_int16_t *peer_call_id)
{
- printf(" PEER_CALL_ID(%u)", ntohs(*peer_call_id));
+ printf(" PEER_CALL_ID(%u)", EXTRACT_16BITS(peer_call_id));
}
static void
pptp_phy_chan_id_print(const u_int32_t *phy_chan_id)
{
- printf(" PHY_CHAN_ID(%lu)", (unsigned long)ntohl(*phy_chan_id));
+ printf(" PHY_CHAN_ID(%u)", EXTRACT_32BITS(phy_chan_id));
}
static void
pptp_pkt_proc_delay_print(const u_int16_t *pkt_proc_delay)
{
- printf(" PROC_DELAY(%u)", ntohs(*pkt_proc_delay));
+ printf(" PROC_DELAY(%u)", EXTRACT_16BITS(pkt_proc_delay));
}
static void
pptp_proto_ver_print(const u_int16_t *proto_ver)
{
printf(" PROTO_VER(%u.%u)", /* Version.Revision */
- ntohs(*proto_ver) >> 8, ntohs(*proto_ver) & 0xff);
+ EXTRACT_16BITS(proto_ver) >> 8,
+ EXTRACT_16BITS(proto_ver) & 0xff);
}
static void
pptp_recv_winsiz_print(const u_int16_t *recv_winsiz)
{
- printf(" RECV_WIN(%u)", ntohs(*recv_winsiz));
+ printf(" RECV_WIN(%u)", EXTRACT_16BITS(recv_winsiz));
}
static void
TCHECK(ptr->call_ser);
pptp_call_ser_print(&ptr->call_ser);
TCHECK(ptr->min_bps);
- printf(" MIN_BPS(%lu)", (unsigned long)ntohl(ptr->min_bps));
+ printf(" MIN_BPS(%u)", EXTRACT_32BITS(&ptr->min_bps));
TCHECK(ptr->max_bps);
- printf(" MAX_BPS(%lu)", (unsigned long)ntohl(ptr->max_bps));
+ printf(" MAX_BPS(%u)", EXTRACT_32BITS(&ptr->max_bps));
TCHECK(ptr->bearer_type);
pptp_bearer_type_print(&ptr->bearer_type);
TCHECK(ptr->framing_type);
TCHECK(ptr->pkt_proc_delay);
pptp_pkt_proc_delay_print(&ptr->pkt_proc_delay);
TCHECK(ptr->phone_no_len);
- printf(" PHONE_NO_LEN(%u)", ntohs(ptr->phone_no_len));
+ printf(" PHONE_NO_LEN(%u)", EXTRACT_16BITS(&ptr->phone_no_len));
TCHECK(ptr->reserved1);
TCHECK(ptr->phone_no);
printf(" PHONE_NO(%.64s)", ptr->phone_no);
TCHECK(ptr->phy_chan_id);
pptp_phy_chan_id_print(&ptr->phy_chan_id);
TCHECK(ptr->dialed_no_len);
- printf(" DIALED_NO_LEN(%u)", ntohs(ptr->dialed_no_len));
+ printf(" DIALED_NO_LEN(%u)", EXTRACT_16BITS(&ptr->dialed_no_len));
TCHECK(ptr->dialing_no_len);
- printf(" DIALING_NO_LEN(%u)", ntohs(ptr->dialing_no_len));
+ printf(" DIALING_NO_LEN(%u)", EXTRACT_16BITS(&ptr->dialing_no_len));
TCHECK(ptr->dialed_no);
printf(" DIALED_NO(%.64s)", ptr->dialed_no);
TCHECK(ptr->dialing_no);
pptp_peer_call_id_print(&ptr->peer_call_id);
TCHECK(ptr->reserved1);
TCHECK(ptr->crc_err);
- printf(" CRC_ERR(%lu)", (unsigned long)ntohl(ptr->crc_err));
+ printf(" CRC_ERR(%u)", EXTRACT_32BITS(&ptr->crc_err));
TCHECK(ptr->framing_err);
- printf(" FRAMING_ERR(%lu)", (unsigned long)ntohl(ptr->framing_err));
+ printf(" FRAMING_ERR(%u)", EXTRACT_32BITS(&ptr->framing_err));
TCHECK(ptr->hardware_overrun);
- printf(" HARDWARE_OVERRUN(%lu)",
- (unsigned long)ntohl(ptr->hardware_overrun));
+ printf(" HARDWARE_OVERRUN(%u)", EXTRACT_32BITS(&ptr->hardware_overrun));
TCHECK(ptr->buffer_overrun);
- printf(" BUFFER_OVERRUN(%lu)",
- (unsigned long)ntohl(ptr->buffer_overrun));
+ printf(" BUFFER_OVERRUN(%u)", EXTRACT_32BITS(&ptr->buffer_overrun));
TCHECK(ptr->timeout_err);
- printf(" TIMEOUT_ERR(%lu)", (unsigned long)ntohl(ptr->timeout_err));
+ printf(" TIMEOUT_ERR(%u)", EXTRACT_32BITS(&ptr->timeout_err));
TCHECK(ptr->align_err);
- printf(" ALIGN_ERR(%lu)", (unsigned long)ntohl(ptr->align_err));
+ printf(" ALIGN_ERR(%u)", EXTRACT_32BITS(&ptr->align_err));
return;
pptp_peer_call_id_print(&ptr->peer_call_id);
TCHECK(ptr->reserved1);
TCHECK(ptr->send_accm);
- printf(" SEND_ACCM(0x%08lx)", (unsigned long)ntohl(ptr->send_accm));
+ printf(" SEND_ACCM(0x%08x)", EXTRACT_32BITS(&ptr->send_accm));
TCHECK(ptr->recv_accm);
- printf(" RECV_ACCM(0x%08lx)", (unsigned long)ntohl(ptr->recv_accm));
+ printf(" RECV_ACCM(0x%08x)", EXTRACT_32BITS(&ptr->recv_accm));
return;
TCHECK(hdr->length);
if (vflag) {
- printf(" Length=%u", ntohs(hdr->length));
+ printf(" Length=%u", EXTRACT_16BITS(&hdr->length));
}
TCHECK(hdr->msg_type);
if (vflag) {
- switch(ntohs(hdr->msg_type)) {
+ switch(EXTRACT_16BITS(&hdr->msg_type)) {
case PPTP_MSG_TYPE_CTRL:
printf(" CTRL-MSG");
break;
}
TCHECK(hdr->magic_cookie);
- mc = ntohl(hdr->magic_cookie);
+ mc = EXTRACT_32BITS(&hdr->magic_cookie);
if (mc != PPTP_MAGIC_COOKIE) {
printf(" UNEXPECTED Magic-Cookie!!(%08x)", mc);
}
printf(" Magic-Cookie=%08x", mc);
}
TCHECK(hdr->ctrl_msg_type);
- ctrl_msg_type = ntohs(hdr->ctrl_msg_type);
+ ctrl_msg_type = EXTRACT_16BITS(&hdr->ctrl_msg_type);
if (ctrl_msg_type < PPTP_MAX_MSGTYPE_INDEX) {
printf(" CTRL_MSGTYPE=%s",
pptp_message_type_string[ctrl_msg_type]);
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