660 lines
16 KiB
C
660 lines
16 KiB
C
/*
|
|
* k12.c
|
|
*
|
|
* routines for importing tektronix k12xx *.rf5 files
|
|
*
|
|
* Copyright (c) 2005, Luis E. Garia Ontanon <luis.ontanon@gmail.com>
|
|
*
|
|
* $Id$
|
|
*
|
|
* Wiretap Library
|
|
* Copyright (c) 1998 by Gilbert Ramirez <gram@alumni.rice.edu>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include "wtap-int.h"
|
|
#include "wtap.h"
|
|
#include "file_wrappers.h"
|
|
#include "buffer.h"
|
|
|
|
/*
|
|
* the 32 bits .rf5 file contains:
|
|
* an 8 byte magic number
|
|
* 32bit lenght
|
|
* 32bit number of records
|
|
* other 0x200 bytes bytes of uncharted territory
|
|
* 1 or more copies of the num_of_records in there
|
|
* the records whose first 32bits word is the length
|
|
* they are stuffed by one to four words every 0x2000 bytes
|
|
* and a 2 byte terminator FFFF
|
|
*/
|
|
|
|
static const guint8 k12_file_magic[] = { 0x00, 0x00, 0x02, 0x00 ,0x12, 0x05, 0x00, 0x10 };
|
|
|
|
struct _k12_t {
|
|
guint32 file_len;
|
|
guint32 num_of_records; /* XXX: not sure about this */
|
|
|
|
GHashTable* src_by_id; /* k12_srcdsc_recs by input */
|
|
GHashTable* src_by_name; /* k12_srcdsc_recs by stack_name */
|
|
};
|
|
|
|
typedef struct _k12_src_desc_t {
|
|
guint32 input;
|
|
guint32 input_type;
|
|
gchar* input_name;
|
|
gchar* stack_file;
|
|
k12_input_info_t input_info;
|
|
} k12_src_desc_t;
|
|
|
|
|
|
/* so far we've seen only 7 types of records */
|
|
#define K12_REC_PACKET 0x00010020
|
|
#define K12_REC_SRCDSC 0x00070041 /* port-stack mapping + more, the key of the whole thing */
|
|
#define K12_REC_SCENARIO 0x00070040 /* what appears as the window's title */
|
|
#define K12_REC_70042 0x00070042 /* XXX: ??? */
|
|
#define K12_REC_70044 0x00070044 /* text with a grammar (conditions/responses) */
|
|
#define K12_REC_20030 0x00020030 /* human readable start time */
|
|
#define K12_REC_20032 0x00020031 /* human readable stop time */
|
|
|
|
#define K12_RECORD_LEN 0x0
|
|
#define K12_RECORD_TYPE 0x4
|
|
#define K12_RECORD_FRAME_LEN 0x8
|
|
#define K12_RECORD_INPUT 0xc
|
|
|
|
#define K12_PACKET_TIMESTAMP 0x18
|
|
#define K12_PACKET_FRAME 0x20
|
|
|
|
#define K12_SRCDESC_EXTRALEN 0x1e
|
|
#define K12_SRCDESC_NAMELEN 0x20
|
|
#define K12_SRCDESC_STACKLEN 0x22
|
|
|
|
#define K12_SRCDESC_EXTRATYPE 0x24
|
|
#define K12_SRCDESC_ATM_VPI 0x38
|
|
#define K12_SRCDESC_ATM_VCI 0x3a
|
|
#define K12_SRCDESC_DS0_MASK 0x3c
|
|
|
|
|
|
|
|
/*
|
|
* get_record: Get the next record into a buffer
|
|
* Every about 0x2000 bytes 0x10 bytes are inserted in the file,
|
|
* even in the middle of a record.
|
|
* This reads the next record without the eventual 0x10 bytes.
|
|
* returns the lenght of the record + the stuffing (if any)
|
|
*
|
|
* XXX: works at most with 0x1FFF bytes per record
|
|
*/
|
|
static gint get_record(guint8* buffer, FILE* fh, guint file_offset) {
|
|
long read;
|
|
long len;
|
|
int i;
|
|
long junky_offset = 0x2000 - ( (file_offset - 0x200) % 0x2000 );
|
|
|
|
if ( junky_offset != 0x2000 ) {
|
|
|
|
/* safe header */
|
|
read = file_read(buffer,1, 0x4,fh);
|
|
|
|
if (read == 2 && buffer[0] == 0xff && buffer[1] == 0xff) {
|
|
return 0;
|
|
} else if ( read != 0x4 ) {
|
|
return -1;
|
|
}
|
|
|
|
len = pntohl(buffer) & 0x00001FFF;
|
|
|
|
if (junky_offset > len) {
|
|
/* safe body */
|
|
if (len - 0x4 <= 0) {
|
|
return -1;
|
|
}
|
|
|
|
if ( file_read(buffer+0x4, 1, len - 0x4, fh) < len - 0x4 ) {
|
|
return -1;
|
|
} else {
|
|
return len;
|
|
}
|
|
} else {
|
|
if ( file_read(buffer+0x4, 1, len + 0xC, fh) < len ) {
|
|
return -1;
|
|
}
|
|
|
|
for (i = junky_offset; i < len; i++) {
|
|
buffer[i] = buffer[i+0x10];
|
|
}
|
|
|
|
return len + 0x10;
|
|
}
|
|
} else {
|
|
/* unsafe header */
|
|
|
|
read = file_read(buffer,1,0x14,fh);
|
|
|
|
if (read == 2 && buffer[0] == 0xff && buffer[1] == 0xff) {
|
|
return 0;
|
|
} else if ( read < 0x14 ){
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < 0x10; i++) {
|
|
buffer[i] = buffer[i+0x10];
|
|
}
|
|
|
|
len = pntohl(buffer) & 0x00001FFF;
|
|
|
|
if (len - 0x4 <= 0)
|
|
return -1;
|
|
|
|
/* safe body */
|
|
if ( file_read(buffer + 0x4, 1, len - 0x4,fh) < len - 0x4 ) {
|
|
return -1;
|
|
} else {
|
|
return len + 0x10;
|
|
}
|
|
}
|
|
}
|
|
|
|
static gboolean k12_read(wtap *wth, int *err, gchar **err_info _U_, long *data_offset) {
|
|
k12_src_desc_t* src_desc;
|
|
guint8 buffer[0x2000];
|
|
long offset;
|
|
long len;
|
|
guint32 type;
|
|
guint64 ts;
|
|
|
|
offset = wth->data_offset;
|
|
|
|
/* ignore the record if it isn't a packet */
|
|
do {
|
|
*data_offset = offset;
|
|
|
|
len = get_record(buffer, wth->fh, offset);
|
|
|
|
if (len < 0) {
|
|
*err = WTAP_ERR_SHORT_READ;
|
|
return FALSE;
|
|
} else if (len == 0) {
|
|
*err = 0;
|
|
return FALSE;
|
|
}
|
|
|
|
type = pntohl(buffer + K12_RECORD_TYPE);
|
|
|
|
offset += len;
|
|
|
|
} while ( type != K12_REC_PACKET );
|
|
|
|
wth->data_offset = offset;
|
|
|
|
ts = pntohll(buffer + K12_PACKET_TIMESTAMP);
|
|
|
|
wth->phdr.ts.tv_usec = (guint32) ( (ts % 2000000) / 2);
|
|
wth->phdr.ts.tv_sec = (guint32) ((ts / 2000000) + 631152000);
|
|
|
|
wth->phdr.len = wth->phdr.caplen = pntohl(buffer + K12_RECORD_FRAME_LEN) & 0x00001FFF;
|
|
|
|
/* the frame */
|
|
buffer_assure_space(wth->frame_buffer, wth->phdr.caplen);
|
|
memcpy(buffer_start_ptr(wth->frame_buffer), buffer + K12_PACKET_FRAME, wth->phdr.caplen);
|
|
|
|
wth->pseudo_header.k12.input = pntohl(buffer + K12_RECORD_INPUT);
|
|
|
|
src_desc = g_hash_table_lookup(wth->capture.k12->src_by_id,GUINT_TO_POINTER(wth->pseudo_header.k12.input));
|
|
|
|
if (src_desc) {
|
|
wth->pseudo_header.k12.input_name = src_desc->input_name;
|
|
wth->pseudo_header.k12.stack_file = src_desc->stack_file;
|
|
wth->pseudo_header.k12.input_type = src_desc->input_type;
|
|
|
|
memcpy(&(wth->pseudo_header.k12.input_info),&(src_desc->input_info),sizeof(src_desc->input_info));
|
|
} else {
|
|
memset(&(wth->pseudo_header),0,sizeof(wth->pseudo_header));
|
|
wth->pseudo_header.k12.input_name = "unknown port";
|
|
wth->pseudo_header.k12.stack_file = "unknown stack file";
|
|
}
|
|
|
|
wth->pseudo_header.k12.stuff = wth->capture.k12;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static gboolean k12_seek_read(wtap *wth, long seek_off, union wtap_pseudo_header *pseudo_header, guchar *pd, int length, int *err _U_, gchar **err_info _U_) {
|
|
k12_src_desc_t* src_desc;
|
|
guint8 buffer[0x2000];
|
|
|
|
if ( file_seek(wth->random_fh, seek_off, SEEK_SET, err) == -1) {
|
|
return FALSE;
|
|
}
|
|
|
|
if (get_record(buffer, wth->random_fh, seek_off) < 1) {
|
|
return FALSE;
|
|
}
|
|
|
|
memcpy(pd, buffer + K12_PACKET_FRAME, length);
|
|
|
|
pseudo_header->k12.input = pntohl(buffer + K12_RECORD_INPUT);
|
|
|
|
src_desc = g_hash_table_lookup(wth->capture.k12->src_by_id,GUINT_TO_POINTER(wth->pseudo_header.k12.input));
|
|
|
|
if (src_desc) {
|
|
pseudo_header->k12.input_name = src_desc->input_name;
|
|
pseudo_header->k12.stack_file = src_desc->stack_file;
|
|
pseudo_header->k12.input_type = src_desc->input_type;
|
|
|
|
memcpy(&(pseudo_header->k12.input_info),&(src_desc->input_info),sizeof(src_desc->input_info));
|
|
} else {
|
|
memset(&(wth->pseudo_header),0,sizeof(wth->pseudo_header));
|
|
pseudo_header->k12.input_name = "unknown port";
|
|
pseudo_header->k12.stack_file = "unknown stack file";
|
|
}
|
|
|
|
pseudo_header->k12.stuff = wth->capture.k12;
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
static k12_t* new_k12_file_data() {
|
|
k12_t* fd = g_malloc(sizeof(k12_t));
|
|
|
|
fd->file_len = 0;
|
|
fd->num_of_records = 0;
|
|
fd->src_by_name = g_hash_table_new(g_str_hash,g_str_equal);
|
|
fd->src_by_id = g_hash_table_new(g_direct_hash,g_direct_equal);
|
|
|
|
return fd;
|
|
}
|
|
|
|
static gboolean destroy_srcdsc(gpointer k _U_, gpointer v, gpointer p _U_) {
|
|
k12_src_desc_t* rec = v;
|
|
|
|
if(rec->input_name)
|
|
g_free(rec->input_name);
|
|
|
|
if(rec->stack_file)
|
|
g_free(rec->stack_file);
|
|
|
|
g_free(rec);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void destroy_k12_file_data(k12_t* fd) {
|
|
g_hash_table_destroy(fd->src_by_id);
|
|
g_hash_table_foreach_remove(fd->src_by_name,destroy_srcdsc,NULL);
|
|
g_hash_table_destroy(fd->src_by_name);
|
|
g_free(fd);
|
|
}
|
|
|
|
static void k12_close(wtap *wth) {
|
|
destroy_k12_file_data(wth->capture.k12);
|
|
}
|
|
|
|
|
|
int k12_open(wtap *wth, int *err, gchar **err_info _U_) {
|
|
k12_src_desc_t* rec;
|
|
guint8 read_buffer[0x2000];
|
|
guint32 type;
|
|
long offset;
|
|
long len;
|
|
guint32 rec_len;
|
|
guint32 extra_len;
|
|
guint32 name_len;
|
|
guint32 stack_len;
|
|
guint i;
|
|
k12_t* file_data;
|
|
|
|
if ( file_read(read_buffer,1,0x200,wth->fh) != 0x200 ) {
|
|
return 0;
|
|
} else {
|
|
if ( memcmp(read_buffer,k12_file_magic,8) != 0 ) {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
offset = 0x200;
|
|
|
|
file_data = new_k12_file_data();
|
|
|
|
file_data->file_len = pntohl( read_buffer + 0x8);
|
|
file_data->num_of_records = pntohl( read_buffer + 0xC );
|
|
|
|
do {
|
|
|
|
len = get_record(read_buffer, wth->fh, offset);
|
|
|
|
if ( len <= 0 ) {
|
|
return -1;
|
|
}
|
|
|
|
|
|
type = pntohl( read_buffer + K12_RECORD_TYPE );
|
|
|
|
if ( type == K12_REC_PACKET) {
|
|
/*
|
|
* we are at the first packet record, rewind and leave.
|
|
*/
|
|
if (file_seek(wth->fh, offset, SEEK_SET, err) == -1) {
|
|
destroy_k12_file_data(file_data);
|
|
return -1;
|
|
}
|
|
|
|
break;
|
|
} else if (type == K12_REC_SRCDSC) {
|
|
rec = g_malloc0(sizeof(k12_src_desc_t));
|
|
|
|
rec_len = pntohl( read_buffer + K12_RECORD_LEN );
|
|
rec->input = pntohl( read_buffer + K12_RECORD_INPUT );
|
|
extra_len = pntohs( read_buffer + K12_SRCDESC_EXTRALEN );
|
|
name_len = pntohs( read_buffer + K12_SRCDESC_NAMELEN );
|
|
stack_len = pntohs( read_buffer + K12_SRCDESC_STACKLEN );
|
|
|
|
if (extra_len == 0 || name_len == 0 || stack_len == 0
|
|
|| 0x20 + extra_len + name_len + stack_len > rec_len ) {
|
|
return 0;
|
|
}
|
|
|
|
switch(( rec->input_type = pntohl( read_buffer + K12_SRCDESC_EXTRATYPE ) )) {
|
|
case K12_PORT_DS0S:
|
|
rec->input_info.ds0mask = 0x00000000;
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
rec->input_info.ds0mask |= ( *(read_buffer + K12_SRCDESC_DS0_MASK + i) == 0xff ) ? 0x1<<(31-i) : 0x0;
|
|
}
|
|
|
|
break;
|
|
case K12_PORT_ATMPVC:
|
|
rec->input_info.atm.vp = pntohs( read_buffer + K12_SRCDESC_ATM_VPI );
|
|
rec->input_info.atm.vc = pntohs( read_buffer + K12_SRCDESC_ATM_VCI );
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
rec->input_name = g_memdup(read_buffer + K12_SRCDESC_EXTRATYPE + extra_len, name_len);
|
|
rec->stack_file = g_memdup(read_buffer + K12_SRCDESC_EXTRATYPE + extra_len + name_len, stack_len);
|
|
|
|
g_hash_table_insert(file_data->src_by_id,GUINT_TO_POINTER(rec->input),rec);
|
|
g_hash_table_insert(file_data->src_by_name,rec->stack_file,rec);
|
|
|
|
offset += len;
|
|
continue;
|
|
} else {
|
|
offset += len;
|
|
continue;
|
|
}
|
|
} while(1);
|
|
|
|
wth->data_offset = offset;
|
|
wth->file_type = WTAP_FILE_K12;
|
|
wth->file_encap = WTAP_ENCAP_K12;
|
|
wth->snapshot_length = 0;
|
|
wth->subtype_read = k12_read;
|
|
wth->subtype_seek_read = k12_seek_read;
|
|
wth->subtype_close = k12_close;
|
|
wth->capture.k12 = file_data;
|
|
|
|
/* if we use just one encapsulation for all the file
|
|
we will use that for the whole file so we can
|
|
use more formats to save to */
|
|
|
|
|
|
return 1;
|
|
}
|
|
|
|
int k12_dump_can_write_encap(int encap) {
|
|
|
|
if (encap == WTAP_ENCAP_PER_PACKET)
|
|
return WTAP_ERR_ENCAP_PER_PACKET_UNSUPPORTED;
|
|
|
|
if (encap != WTAP_ENCAP_K12)
|
|
return WTAP_ERR_UNSUPPORTED_ENCAP;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const gchar dumpy_junk[] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
|
|
|
|
static void k12_dump_record(wtap_dumper *wdh, long len, guint8* buffer) {
|
|
long junky_offset = (0x2000 - ( (wdh->dump.k12->file_offset - 0x200) % 0x2000 )) % 0x2000;
|
|
|
|
if (len > junky_offset) {
|
|
|
|
if (junky_offset)
|
|
fwrite(buffer, 1, junky_offset, wdh->fh);
|
|
|
|
fwrite(dumpy_junk, 1, 0x10, wdh->fh);
|
|
|
|
fwrite(buffer+junky_offset, 1, len - junky_offset, wdh->fh);
|
|
|
|
wdh->dump.k12->file_offset += len + 0x10;
|
|
} else {
|
|
fwrite(buffer, 1, len, wdh->fh);
|
|
wdh->dump.k12->file_offset += len;
|
|
}
|
|
|
|
wdh->dump.k12->num_of_records++;
|
|
}
|
|
|
|
static void k12_dump_src_setting(gpointer k _U_, gpointer v, gpointer p) {
|
|
k12_src_desc_t* src_desc = v;
|
|
wtap_dumper *wdh = p;
|
|
guint32 len;
|
|
guint offset;
|
|
guint i;
|
|
|
|
union {
|
|
guint8 buffer[0x2000];
|
|
|
|
struct {
|
|
guint32 len;
|
|
guint32 type;
|
|
guint32 unk32_1;
|
|
guint32 input;
|
|
|
|
guint32 unk32_2;
|
|
guint32 unk32_3;
|
|
guint32 unk32_4;
|
|
guint16 unk16_1;
|
|
guint16 extra_len;
|
|
|
|
guint16 name_len;
|
|
guint16 stack_len;
|
|
|
|
struct {
|
|
guint32 type;
|
|
|
|
union {
|
|
struct {
|
|
guint32 unk32;
|
|
guint8 mask[32];
|
|
} ds0mask;
|
|
|
|
struct {
|
|
guint8 unk_data[0x10];
|
|
guint16 vp;
|
|
guint16 vc;
|
|
} atm;
|
|
|
|
guint32 unk;
|
|
} desc;
|
|
} extra;
|
|
} record;
|
|
} obj;
|
|
|
|
obj.record.type = g_htonl(K12_REC_SRCDSC);
|
|
obj.record.unk32_1 = g_htonl(0x00000001);
|
|
obj.record.input = g_htonl(src_desc->input);
|
|
|
|
obj.record.unk32_2 = g_htonl(0x0000060f);
|
|
obj.record.unk32_3 = g_htonl(0x00000003);
|
|
obj.record.unk32_4 = g_htonl(0x01000100);
|
|
|
|
obj.record.unk16_1 = g_htons(0x0000);
|
|
obj.record.name_len = strlen(src_desc->input_name) + 1;
|
|
obj.record.stack_len = strlen(src_desc->stack_file) + 1;
|
|
|
|
obj.record.extra.type = g_htonl(src_desc->input_type);
|
|
|
|
switch (src_desc->input_type) {
|
|
case K12_PORT_ATMPVC:
|
|
obj.record.extra_len = g_htons(0x18);
|
|
obj.record.extra.desc.atm.vp = g_htons(src_desc->input_info.atm.vp);
|
|
obj.record.extra.desc.atm.vc = g_htons(src_desc->input_info.atm.vc);
|
|
offset = 0x3c;
|
|
break;
|
|
case K12_PORT_DS0S:
|
|
obj.record.extra_len = g_htons(0x18);
|
|
for( i=0; i<32; i++ ) {
|
|
obj.record.extra.desc.ds0mask.mask[i] =
|
|
(src_desc->input_info.ds0mask & (1 << i)) ? 0xff : 0x00;
|
|
}
|
|
offset = 0x3c;
|
|
break;
|
|
default:
|
|
obj.record.extra_len = g_htons(0x08);
|
|
offset = 0x2c;
|
|
break;
|
|
}
|
|
|
|
memcpy(obj.buffer + offset,
|
|
src_desc->input_name,
|
|
obj.record.name_len);
|
|
|
|
memcpy(obj.buffer + offset + obj.record.name_len,
|
|
src_desc->stack_file,
|
|
obj.record.stack_len);
|
|
|
|
len = offset + obj.record.name_len + obj.record.stack_len;
|
|
len += (len % 4) ? 4 - (len % 4) : 0;
|
|
|
|
obj.record.len = g_htonl(len);
|
|
obj.record.name_len = g_htons(obj.record.name_len);
|
|
obj.record.stack_len = g_htons(obj.record.stack_len);
|
|
|
|
k12_dump_record(wdh,len,obj.buffer);
|
|
}
|
|
|
|
static gboolean k12_dump(wtap_dumper *wdh, const struct wtap_pkthdr *phdr,
|
|
const union wtap_pseudo_header *pseudo_header,
|
|
const guchar *pd, int *err _U_) {
|
|
long len;
|
|
union {
|
|
guint8 buffer[0x2000];
|
|
struct {
|
|
guint32 len;
|
|
guint32 type;
|
|
guint32 frame_len;
|
|
guint32 input;
|
|
|
|
guint32 datum_1;
|
|
guint32 datum_2;
|
|
guint64 ts;
|
|
|
|
guint8 frame[0x1fc0];
|
|
} record;
|
|
} obj;
|
|
|
|
if (wdh->dump.k12->num_of_records == 0) {
|
|
k12_t* file_data = pseudo_header->k12.stuff;
|
|
g_hash_table_foreach(file_data->src_by_id,k12_dump_src_setting,wdh);
|
|
}
|
|
|
|
obj.record.len = 0x20 + phdr->len;
|
|
obj.record.len += (obj.record.len % 4) ? 4 - obj.record.len % 4 : 0;
|
|
|
|
len = obj.record.len;
|
|
|
|
obj.record.len = g_htonl(obj.record.len);
|
|
|
|
obj.record.type = g_htonl(K12_REC_PACKET);
|
|
obj.record.frame_len = g_htonl(phdr->len);
|
|
obj.record.input = g_htonl(pseudo_header->k12.input);
|
|
|
|
obj.record.ts = GUINT64_TO_BE((((guint64)phdr->ts.tv_sec - 631152000) * 2000000) + (phdr->ts.tv_usec * 2));
|
|
|
|
memcpy(obj.record.frame,pd,phdr->len);
|
|
|
|
k12_dump_record(wdh,len,obj.buffer);
|
|
|
|
/* XXX if OK */
|
|
return TRUE;
|
|
}
|
|
|
|
static const guint8 k12_eof[] = {0xff,0xff};
|
|
|
|
static gboolean k12_dump_close(wtap_dumper *wdh, int *err) {
|
|
union {
|
|
guint8 b[sizeof(guint32)];
|
|
guint32 u;
|
|
} d;
|
|
|
|
fwrite(k12_eof, 1, 2, wdh->fh);
|
|
|
|
if (fseek(wdh->fh, 8, SEEK_SET) == -1) {
|
|
*err = errno;
|
|
return FALSE;
|
|
}
|
|
|
|
d.u = g_htonl(wdh->dump.k12->file_len);
|
|
|
|
fwrite(d.b, 1, 4, wdh->fh);
|
|
|
|
d.u = g_htonl(wdh->dump.k12->num_of_records);
|
|
|
|
fwrite(d.b, 1, 4, wdh->fh);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
gboolean k12_dump_open(wtap_dumper *wdh, gboolean cant_seek, int *err) {
|
|
|
|
if (cant_seek) {
|
|
*err = WTAP_ERR_CANT_WRITE_TO_PIPE;
|
|
return FALSE;
|
|
}
|
|
|
|
if ( fwrite(k12_file_magic, 1, 8, wdh->fh) != 8 ) {
|
|
*err = errno;
|
|
return FALSE;
|
|
}
|
|
|
|
if (fseek(wdh->fh, 0x200, SEEK_SET) == -1) {
|
|
*err = errno;
|
|
return FALSE;
|
|
}
|
|
|
|
wdh->subtype_write = k12_dump;
|
|
wdh->subtype_close = k12_dump_close;
|
|
|
|
wdh->dump.k12 = g_malloc(sizeof(k12_dump_t));
|
|
wdh->dump.k12->file_len = 0x200;
|
|
wdh->dump.k12->num_of_records = 0;
|
|
wdh->dump.k12->file_offset = 0x200;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|