static void
frame_write(FrameRecord_t *frame, wtap *wth, wtap_dumper *pdh)
{
int err;
gchar *errinfo;
struct wtap_pkthdr phdr;
guint8 buf[65535];
DEBUG_PRINT("\nDumping frame (offset=%" G_GINT64_MODIFIER "u, length=%u)\n",
frame->offset, frame->length);
/* Re-read the first frame from the stored location */
wtap_seek_read(wth,
frame->offset,
&phdr,
buf,
frame->length,
&err,
&errinfo);
DEBUG_PRINT("re-read: err is %d, buf is (%s)\n", err, buf);
/* Copy, and set length and timestamp from item. */
/* TODO: remove when wtap_seek_read() will read phdr */
phdr.ts = frame->time;
/* Dump frame to outfile */
if (!wtap_dump(pdh, &phdr, buf, &err)) {
printf("Error (%s) writing frame to outfile\n", wtap_strerror(err));
exit(1);
}
}
static gboolean
nettrace_seek_read(wtap *wth, gint64 seek_off, wtap_rec *rec, Buffer *buf, int *err, gchar **err_info)
{
struct Buffer *frame_buffer_saved;
gboolean result;
nettrace_3gpp_32_423_file_info_t *file_info = (nettrace_3gpp_32_423_file_info_t *)wth->priv;
frame_buffer_saved = file_info->wth_tmp_file->rec_data;
file_info->wth_tmp_file->rec_data = wth->rec_data;
result = wtap_seek_read(file_info->wth_tmp_file, seek_off, rec, buf, err, err_info);
file_info->wth_tmp_file->rec_data = frame_buffer_saved;
return result;
}
static gboolean
nettrace_seek_read(wtap *wth, gint64 seek_off, struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info)
{
struct Buffer *frame_buffer_saved;
gboolean result;
nettrace_3gpp_32_423_file_info_t *file_info = (nettrace_3gpp_32_423_file_info_t *)wth->priv;
frame_buffer_saved = file_info->wth_tmp_file->frame_buffer;
file_info->wth_tmp_file->frame_buffer = wth->frame_buffer;
result = wtap_seek_read(file_info->wth_tmp_file, seek_off, phdr, buf, err, err_info);
file_info->wth_tmp_file->frame_buffer = frame_buffer_saved;
return result;
}
static void
frame_write(FrameRecord_t *frame, wtap *wth, wtap_dumper *pdh, Buffer *buf,
const char *infile)
{
int err;
gchar *err_info;
struct wtap_pkthdr phdr;
memset(&phdr, 0, sizeof(struct wtap_pkthdr));
DEBUG_PRINT("\nDumping frame (offset=%" G_GINT64_MODIFIER "u)\n",
frame->offset);
/* Re-read the first frame from the stored location */
if (!wtap_seek_read(wth, frame->offset, &phdr, buf, &err, &err_info)) {
if (err != 0) {
/* Print a message noting that the read failed somewhere along the line. */
fprintf(stderr,
"reordercap: An error occurred while re-reading \"%s\": %s.\n",
infile, wtap_strerror(err));
switch (err) {
case WTAP_ERR_UNSUPPORTED:
case WTAP_ERR_UNSUPPORTED_ENCAP:
case WTAP_ERR_BAD_FILE:
fprintf(stderr, "(%s)\n", err_info);
g_free(err_info);
break;
}
exit(1);
}
}
/* Copy, and set length and timestamp from item. */
/* TODO: remove when wtap_seek_read() will read phdr */
phdr.ts = frame->time;
/* Dump frame to outfile */
if (!wtap_dump(pdh, &phdr, buffer_start_ptr(buf), &err)) {
fprintf(stderr, "reordercap: Error (%s) writing frame to outfile\n",
wtap_strerror(err));
exit(1);
}
}
static void
frame_write(FrameRecord_t *frame, wtap *wth, wtap_dumper *pdh,
struct wtap_pkthdr *phdr, Buffer *buf, const char *infile)
{
int err;
gchar *err_info;
DEBUG_PRINT("\nDumping frame (offset=%" G_GINT64_MODIFIER "u)\n",
frame->offset);
/* Re-read the frame from the stored location */
if (!wtap_seek_read(wth, frame->offset, phdr, buf, &err, &err_info)) {
if (err != 0) {
/* Print a message noting that the read failed somewhere along the line. */
fprintf(stderr,
"reordercap: An error occurred while re-reading \"%s\": %s.\n",
infile, wtap_strerror(err));
if (err_info != NULL) {
fprintf(stderr, "(%s)\n", err_info);
g_free(err_info);
}
exit(1);
}
}
/* Copy, and set length and timestamp from item. */
/* TODO: remove when wtap_seek_read() fills in phdr,
including time stamps, for all file types */
phdr->ts = frame->frame_time;
/* Dump frame to outfile */
if (!wtap_dump(pdh, phdr, ws_buffer_start_ptr(buf), &err, &err_info)) {
fprintf(stderr, "reordercap: Error (%s) writing frame to outfile\n",
wtap_strerror(err));
if (err_info != NULL) {
fprintf(stderr, "(%s)\n", err_info);
g_free(err_info);
}
exit(1);
}
}
static gboolean
frame_read(struct tvb_frame *frame_tvb, struct wtap_pkthdr *phdr, Buffer *buf)
{
int err;
gchar *err_info;
/* sanity check, capture file was closed? */
if (cfile.wth != frame_tvb->wth)
return FALSE;
if (!wtap_seek_read(frame_tvb->wth, frame_tvb->file_off, phdr, buf, frame_tvb->tvb.length + frame_tvb->offset, &err, &err_info)) {
switch (err) {
case WTAP_ERR_UNSUPPORTED_ENCAP:
case WTAP_ERR_BAD_FILE:
g_free(err_info);
break;
}
return FALSE;
}
return TRUE;
}
static void
frame_write(FrameRecord_t *frame, wtap *wth, wtap_dumper *pdh,
wtap_rec *rec, Buffer *buf, const char *infile,
const char *outfile)
{
int err;
gchar *err_info;
DEBUG_PRINT("\nDumping frame (offset=%" G_GINT64_MODIFIER "u)\n",
frame->offset);
/* Re-read the frame from the stored location */
if (!wtap_seek_read(wth, frame->offset, rec, buf, &err, &err_info)) {
if (err != 0) {
/* Print a message noting that the read failed somewhere along the line. */
fprintf(stderr,
"reordercap: An error occurred while re-reading \"%s\".\n",
infile);
cfile_read_failure_message("reordercap", infile, err, err_info);
exit(1);
}
}
/* Copy, and set length and timestamp from item. */
/* TODO: remove when wtap_seek_read() fills in rec,
including time stamps, for all file types */
rec->ts = frame->frame_time;
/* Dump frame to outfile */
if (!wtap_dump(pdh, rec, ws_buffer_start_ptr(buf), &err, &err_info)) {
cfile_write_failure_message("reordercap", infile, outfile, err,
err_info, frame->num,
wtap_file_type_subtype(wth));
exit(1);
}
}
static gboolean
frame_read(struct tvb_frame *frame_tvb, struct wtap_pkthdr *phdr, Buffer *buf)
{
int err;
gchar *err_info;
/* sanity check, capture file was closed? */
if (cfile.wth != frame_tvb->wth)
return FALSE;
/* XXX, what if phdr->caplen isn't equal to
* frame_tvb->tvb.length + frame_tvb->offset?
*/
if (!wtap_seek_read(frame_tvb->wth, frame_tvb->file_off, phdr, buf, &err, &err_info)) {
/* XXX - report error! */
switch (err) {
case WTAP_ERR_BAD_FILE:
g_free(err_info);
break;
}
return FALSE;
}
return TRUE;
}
