/* hcidump.c
- *
- * $Id$
*
* Copyright (c) 2003 by Marcel Holtmann <marcel@holtmann.org>
*
- * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: GPL-2.0+
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include "wtap-int.h"
#include "file_wrappers.h"
-#include "buffer.h"
#include "hcidump.h"
struct dump_hdr {
#define DUMP_HDR_SIZE (sizeof(struct dump_hdr))
-static gboolean hcidump_read(wtap *wth, int *err, gchar **err_info,
- gint64 *data_offset)
+static gboolean hcidump_read_packet(FILE_T fh, struct wtap_pkthdr *phdr,
+ Buffer *buf, int *err, gchar **err_info)
{
struct dump_hdr dh;
- guint8 *buf;
- int bytes_read, packet_size;
-
- *data_offset = file_tell(wth->fh);
+ int packet_size;
- bytes_read = file_read(&dh, DUMP_HDR_SIZE, wth->fh);
- if (bytes_read != DUMP_HDR_SIZE) {
- *err = file_error(wth->fh, err_info);
- if (*err == 0 && bytes_read != 0)
- *err = WTAP_ERR_SHORT_READ;
+ if (!wtap_read_bytes_or_eof(fh, &dh, DUMP_HDR_SIZE, err, err_info))
return FALSE;
- }
packet_size = GUINT16_FROM_LE(dh.len);
- if (packet_size > WTAP_MAX_PACKET_SIZE) {
+ if (packet_size > WTAP_MAX_PACKET_SIZE_STANDARD) {
/*
* Probably a corrupt capture file; don't blow up trying
* to allocate space for an immensely-large packet.
*/
*err = WTAP_ERR_BAD_FILE;
*err_info = g_strdup_printf("hcidump: File has %u-byte packet, bigger than maximum of %u",
- packet_size, WTAP_MAX_PACKET_SIZE);
+ packet_size, WTAP_MAX_PACKET_SIZE_STANDARD);
return FALSE;
}
- buffer_assure_space(wth->frame_buffer, packet_size);
- buf = buffer_start_ptr(wth->frame_buffer);
+ phdr->rec_type = REC_TYPE_PACKET;
+ phdr->presence_flags = WTAP_HAS_TS;
+ phdr->ts.secs = GUINT32_FROM_LE(dh.ts_sec);
+ phdr->ts.nsecs = GUINT32_FROM_LE(dh.ts_usec) * 1000;
+ phdr->caplen = packet_size;
+ phdr->len = packet_size;
- bytes_read = file_read(buf, packet_size, wth->fh);
- if (bytes_read != packet_size) {
- *err = file_error(wth->fh, err_info);
- if (*err == 0)
- *err = WTAP_ERR_SHORT_READ;
- return FALSE;
- }
+ phdr->pseudo_header.p2p.sent = (dh.in ? FALSE : TRUE);
- wth->phdr.presence_flags = WTAP_HAS_TS;
- wth->phdr.ts.secs = GUINT32_FROM_LE(dh.ts_sec);
- wth->phdr.ts.nsecs = GUINT32_FROM_LE(dh.ts_usec) * 1000;
- wth->phdr.caplen = packet_size;
- wth->phdr.len = packet_size;
+ return wtap_read_packet_bytes(fh, buf, packet_size, err, err_info);
+}
- wth->pseudo_header.p2p.sent = (dh.in ? FALSE : TRUE);
+static gboolean hcidump_read(wtap *wth, int *err, gchar **err_info,
+ gint64 *data_offset)
+{
+ *data_offset = file_tell(wth->fh);
- return TRUE;
+ return hcidump_read_packet(wth->fh, &wth->phdr, wth->frame_buffer,
+ err, err_info);
}
static gboolean hcidump_seek_read(wtap *wth, gint64 seek_off,
- union wtap_pseudo_header *pseudo_header, guint8 *pd, int length,
- int *err, gchar **err_info)
+ struct wtap_pkthdr *phdr, Buffer *buf, int *err, gchar **err_info)
{
- struct dump_hdr dh;
- int bytes_read;
-
if (file_seek(wth->random_fh, seek_off, SEEK_SET, err) == -1)
return FALSE;
- bytes_read = file_read(&dh, DUMP_HDR_SIZE, wth->random_fh);
- if (bytes_read != DUMP_HDR_SIZE) {
- *err = file_error(wth->random_fh, err_info);
- if (*err == 0 && bytes_read != 0)
- *err = WTAP_ERR_SHORT_READ;
- return FALSE;
- }
-
- bytes_read = file_read(pd, length, wth->random_fh);
- if (bytes_read != length) {
- *err = file_error(wth->random_fh, err_info);
- if (*err == 0)
- *err = WTAP_ERR_SHORT_READ;
- return FALSE;
- }
-
- pseudo_header->p2p.sent = (dh.in ? FALSE : TRUE);
-
- return TRUE;
+ return hcidump_read_packet(wth->random_fh, phdr, buf, err, err_info);
}
-int hcidump_open(wtap *wth, int *err, gchar **err_info)
+wtap_open_return_val hcidump_open(wtap *wth, int *err, gchar **err_info)
{
struct dump_hdr dh;
guint8 type;
- int bytes_read;
- bytes_read = file_read(&dh, DUMP_HDR_SIZE, wth->fh);
- if (bytes_read != DUMP_HDR_SIZE) {
- *err = file_error(wth->fh, err_info);
- return (*err != 0) ? -1 : 0;
+ if (!wtap_read_bytes(wth->fh, &dh, DUMP_HDR_SIZE, err, err_info)) {
+ if (*err != WTAP_ERR_SHORT_READ)
+ return WTAP_OPEN_ERROR;
+ return WTAP_OPEN_NOT_MINE;
}
if ((dh.in != 0 && dh.in != 1) || dh.pad != 0
|| GUINT16_FROM_LE(dh.len) < 1)
- return 0;
+ return WTAP_OPEN_NOT_MINE;
- bytes_read = file_read(&type, 1, wth->fh);
- if (bytes_read != 1) {
- *err = file_error(wth->fh, err_info);
- return (*err != 0) ? -1 : 0;
+ if (!wtap_read_bytes(wth->fh, &type, 1, err, err_info)) {
+ if (*err != WTAP_ERR_SHORT_READ)
+ return WTAP_OPEN_ERROR;
+ return WTAP_OPEN_NOT_MINE;
}
if (type < 1 || type > 4)
- return 0;
+ return WTAP_OPEN_NOT_MINE;
if (file_seek(wth->fh, 0, SEEK_SET, err) == -1)
- return -1;
+ return WTAP_OPEN_ERROR;
- wth->file_type = WTAP_FILE_HCIDUMP;
+ wth->file_type_subtype = WTAP_FILE_TYPE_SUBTYPE_HCIDUMP;
wth->file_encap = WTAP_ENCAP_BLUETOOTH_H4_WITH_PHDR;
wth->snapshot_length = 0;
wth->subtype_read = hcidump_read;
wth->subtype_seek_read = hcidump_seek_read;
- wth->tsprecision = WTAP_FILE_TSPREC_USEC;
+ wth->file_tsprec = WTAP_TSPREC_USEC;
- return 1;
+ return WTAP_OPEN_MINE;
}
+
+/*
+ * Editor modelines - http://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 8
+ * tab-width: 8
+ * indent-tabs-mode: t
+ * End:
+ *
+ * vi: set shiftwidth=8 tabstop=8 noexpandtab:
+ * :indentSize=8:tabSize=8:noTabs=false:
+ */