*
* 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.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include <string.h>
#include <errno.h>
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifdef HAVE_LIBZ
+#include <zlib.h>
+#endif
+
#include "wtap-int.h"
+
#include "file_wrappers.h"
+#include <wsutil/file_util.h>
#include "buffer.h"
+/*
+ * Return the size of the file, as reported by the OS.
+ * (gint64, in case that's 64 bits.)
+ */
+gint64
+wtap_file_size(wtap *wth, int *err)
+{
+ ws_statb64 statb;
+
+ if (file_fstat((wth->fh == NULL) ? wth->random_fh : wth->fh,
+ &statb, err) == -1)
+ return -1;
+ return statb.st_size;
+}
+
+/*
+ * Do an fstat on the file.
+ */
int
-wtap_fd(wtap *wth)
+wtap_fstat(wtap *wth, ws_statb64 *statb, int *err)
{
- return wth->fd;
+ if (file_fstat((wth->fh == NULL) ? wth->random_fh : wth->fh,
+ statb, err) == -1)
+ return -1;
+ return 0;
}
int
return wth->file_type;
}
-int
+guint
wtap_snapshot_length(wtap *wth)
{
return wth->snapshot_length;
return wth->file_encap;
}
+int
+wtap_file_tsprecision(wtap *wth)
+{
+ return wth->tsprecision;
+}
+
+wtapng_section_t* wtap_file_get_shb_info(wtap *wth)
+{
+ wtapng_section_t *shb_hdr;
+
+ shb_hdr = g_new(wtapng_section_t,1);
+ shb_hdr->section_length = wth->shb_hdr.section_length;
+ /* options */
+ shb_hdr->opt_comment = wth->shb_hdr.opt_comment; /* NULL if not available */
+ shb_hdr->shb_hardware = wth->shb_hdr.shb_hardware; /* NULL if not available, UTF-8 string containing the description of the hardware used to create this section. */
+ shb_hdr->shb_os = wth->shb_hdr.shb_os; /* NULL if not available, UTF-8 string containing the name of the operating system used to create this section. */
+ shb_hdr->shb_user_appl = wth->shb_hdr.shb_user_appl; /* NULL if not available, UTF-8 string containing the name of the application used to create this section. */
+
+
+ return shb_hdr;
+}
+
+void wtap_write_shb_comment(wtap *wth, gchar *comment)
+{
+ g_free(wth->shb_hdr.opt_comment);
+ wth->shb_hdr.opt_comment = comment;
+
+}
+
+wtapng_iface_descriptions_t* wtap_file_get_idb_info(wtap *wth)
+{
+ wtapng_iface_descriptions_t *idb_info;
+
+ idb_info = g_new(wtapng_iface_descriptions_t,1);
+
+ idb_info->number_of_interfaces = wth->number_of_interfaces;
+ idb_info->interface_data = wth->interface_data;
+
+ return idb_info;
+}
+
/* Table of the encapsulation types we know about. */
-static const struct encap_type_info {
+struct encap_type_info {
const char *name;
const char *short_name;
-} encap_table[WTAP_NUM_ENCAP_TYPES] = {
+};
+
+static struct encap_type_info encap_table_base[] = {
/* WTAP_ENCAP_UNKNOWN */
- { "Unknown", NULL },
+ { "Unknown", "unknown" },
/* WTAP_ENCAP_ETHERNET */
{ "Ethernet", "ether" },
/* WTAP_ENCAP_NETTL_UNKNOWN */
{ "Unknown link-layer type with nettl headers", "unknown-nettl" },
+
+ /* WTAP_ENCAP_MTP2_WITH_PHDR */
+ { "MTP2 with pseudoheader", "mtp2-with-phdr" },
+
+ /* WTAP_ENCAP_JUNIPER_PPPOE */
+ { "Juniper PPPoE", "juniper-pppoe" },
+
+ /* WTAP_ENCAP_GCOM_TIE1 */
+ { "GCOM TIE1", "gcom-tie1" },
+
+ /* WTAP_ENCAP_GCOM_SERIAL */
+ { "GCOM Serial", "gcom-serial" },
+
+ /* WTAP_ENCAP_NETTL_X25 */
+ { "X25 with nettl headers", "x25-nettl" },
+
+ /* WTAP_ENCAP_K12 */
+ { "K12 protocol analyzer", "k12" },
+
+ /* WTAP_ENCAP_JUNIPER_MLPPP */
+ { "Juniper MLPPP", "juniper-mlppp" },
+
+ /* WTAP_ENCAP_JUNIPER_MLFR */
+ { "Juniper MLFR", "juniper-mlfr" },
+
+ /* WTAP_ENCAP_JUNIPER_ETHER */
+ { "Juniper Ethernet", "juniper-ether" },
+
+ /* WTAP_ENCAP_JUNIPER_PPP */
+ { "Juniper PPP", "juniper-ppp" },
+
+ /* WTAP_ENCAP_JUNIPER_FRELAY */
+ { "Juniper Frame-Relay", "juniper-frelay" },
+
+ /* WTAP_ENCAP_JUNIPER_CHDLC */
+ { "Juniper C-HDLC", "juniper-chdlc" },
+
+ /* WTAP_ENCAP_JUNIPER_GGSN */
+ { "Juniper GGSN", "juniper-ggsn" },
+
+ /* WTAP_ENCAP_LINUX_LAPD */
+ { "LAPD", "lapd" },
+
+ /* WTAP_ENCAP_CATAPULT_DCT2000 */
+ { "Catapult DCT2000", "dct2000" },
+
+ /* WTAP_ENCAP_BER */
+ { "ASN.1 Basic Encoding Rules", "ber" },
+
+ /* WTAP_ENCAP_JUNIPER_VP */
+ { "Juniper Voice PIC", "juniper-vp" },
+
+ /* WTAP_ENCAP_USB */
+ { "Raw USB packets", "usb" },
+
+ /* WTAP_ENCAP_IEEE802_16_MAC_CPS */
+ { "IEEE 802.16 MAC Common Part Sublayer", "ieee-802-16-mac-cps" },
+
+ /* WTAP_ENCAP_NETTL_RAW_TELNET */
+ { "Raw telnet with nettl headers", "raw-telnet-nettl" },
+
+ /* WTAP_ENCAP_USB_LINUX */
+ { "USB packets with Linux header", "usb-linux" },
+
+ /* WTAP_ENCAP_MPEG */
+ { "MPEG", "mpeg" },
+
+ /* WTAP_ENCAP_PPI */
+ { "Per-Packet Information header", "ppi" },
+
+ /* WTAP_ENCAP_ERF */
+ { "Endace Record File", "erf" },
+
+ /* WTAP_ENCAP_BLUETOOTH_H4_WITH_PHDR */
+ { "Bluetooth H4 with linux header", "bluetooth-h4-linux" },
+
+ /* WTAP_ENCAP_SITA */
+ { "SITA WAN packets", "sita-wan" },
+
+ /* WTAP_ENCAP_SCCP */
+ { "SS7 SCCP", "sccp" },
+
+ /* WTAP_ENCAP_BLUETOOTH_HCI */
+ { "Bluetooth without transport layer", "bluetooth-hci" },
+
+ /* WTAP_ENCAP_IPMB */
+ { "Intelligent Platform Management Bus", "ipmb" },
+
+ /* WTAP_ENCAP_IEEE802_15_4 */
+ { "IEEE 802.15.4 Wireless PAN", "wpan" },
+
+ /* WTAP_ENCAP_X2E_XORAYA */
+ { "X2E Xoraya", "x2e-xoraya" },
+
+ /* WTAP_ENCAP_FLEXRAY */
+ { "FlexRay", "flexray" },
+
+ /* WTAP_ENCAP_LIN */
+ { "Local Interconnect Network", "lin" },
+
+ /* WTAP_ENCAP_MOST */
+ { "Media Oriented Systems Transport", "most" },
+
+ /* WTAP_ENCAP_CAN20B */
+ { "Controller Area Network 2.0B", "can20b" },
+
+ /* WTAP_ENCAP_LAYER1_EVENT */
+ { "EyeSDN Layer 1 event", "layer1-event" },
+
+ /* WTAP_ENCAP_X2E_SERIAL */
+ { "X2E serial line capture", "x2e-serial" },
+
+ /* WTAP_ENCAP_I2C */
+ { "I2C", "i2c" },
+
+ /* WTAP_ENCAP_IEEE802_15_4_NONASK_PHY */
+ { "IEEE 802.15.4 Wireless PAN non-ASK PHY", "wpan-nonask-phy" },
+
+ /* WTAP_ENCAP_TNEF */
+ { "Transport-Neutral Encapsulation Format", "tnef" },
+
+ /* WTAP_ENCAP_USB_LINUX_MMAPPED */
+ { "USB packets with Linux header and padding", "usb-linux-mmap" },
+
+ /* WTAP_ENCAP_GSM_UM */
+ { "GSM Um Interface", "gsm_um" },
+
+ /* WTAP_ENCAP_DPNSS */
+ { "Digital Private Signalling System No 1 Link Layer", "dpnss_link" },
+
+ /* WTAP_ENCAP_PACKETLOGGER */
+ { "PacketLogger", "packetlogger" },
+
+ /* WTAP_ENCAP_NSTRACE_1_0 */
+ { "NetScaler Encapsulation 1.0 of Ethernet", "nstrace10" },
+
+ /* WTAP_ENCAP_NSTRACE_2_0 */
+ { "NetScaler Encapsulation 2.0 of Ethernet", "nstrace20" },
+
+ /* WTAP_ENCAP_FIBRE_CHANNEL_FC2 */
+ { "Fibre Channel FC-2", "fc2" },
+
+ /* WTAP_ENCAP_FIBRE_CHANNEL_FC2_WITH_FRAME_DELIMS */
+ { "Fibre Channel FC-2 With Frame Delimiter", "fc2sof"},
+
+ /* WTAP_ENCAP_JPEG_JFIF */
+ { "JPEG/JFIF", "jfif" },
+
+ /* WTAP_ENCAP_IPNET */
+ { "Solaris IPNET", "ipnet" },
+
+ /* WTAP_ENCAP_SOCKETCAN */
+ { "SocketCAN", "socketcan" },
+
+ /* WTAP_ENCAP_IEEE802_11_NETMON_RADIO */
+ { "IEEE 802.11 plus Network Monitor radio header", "ieee-802-11-netmon" },
+
+ /* WTAP_ENCAP_IEEE802_15_4_NOFCS */
+ { "IEEE 802.15.4 Wireless PAN with FCS not present", "wpan-nofcs" },
+
+ /* WTAP_ENCAP_RAW_IPFIX */
+ { "IPFIX", "ipfix" },
+
+ /* WTAP_ENCAP_RAW_IP4 */
+ { "Raw IPv4", "rawip4" },
+
+ /* WTAP_ENCAP_RAW_IP6 */
+ { "Raw IPv6", "rawip6" },
+
+ /* WTAP_ENCAP_LAPD */
+ { "Lapd header", "lapd" },
+
+ /* WTAP_ENCAP_DVBCI */
+ { "DVB-CI (Common Interface)", "dvbci"},
+
+ /* WTAP_ENCAP_MUX27010 */
+ { "MUX27010", "mux27010"},
+
+ /* WTAP_ENCAP_MIME */
+ { "MIME", "mime" },
+
+ /* WTAP_ENCAP_NETANALYZER */
+ { "netANALYZER", "netanalyzer" },
+
+ /* WTAP_ENCAP_NETANALYZER_TRANSPARENT */
+ { "netANALYZER-Transparent", "netanalyzer-transparent" },
+
+ /* WTAP_ENCAP_IP_OVER_IB */
+ { "IP over Infiniband", "ip-over-ib" },
+
+ /* WTAP_ENCAP_MPEG_2_TS */
+ { "ISO/IEC 13818-1 MPEG2-TS", "mp2ts" }
};
+gint wtap_num_encap_types = sizeof(encap_table_base) / sizeof(struct encap_type_info);
+static GArray* encap_table_arr = NULL;
+static const struct encap_type_info* encap_table = NULL;
+
+static void wtap_init_encap_types(void) {
+
+ if (encap_table_arr) return;
+
+ encap_table_arr = g_array_new(FALSE,TRUE,sizeof(struct encap_type_info));
+
+ g_array_append_vals(encap_table_arr,encap_table_base,wtap_num_encap_types);
+
+ encap_table = (void*)encap_table_arr->data;
+}
+
+int wtap_get_num_encap_types(void) {
+ wtap_init_encap_types();
+ return wtap_num_encap_types;
+}
+
+
+int wtap_register_encap_type(char* name, char* short_name) {
+ struct encap_type_info e;
+ wtap_init_encap_types();
+
+ e.name = g_strdup(name);
+ e.short_name = g_strdup(short_name);
+
+ g_array_append_val(encap_table_arr,e);
+
+ encap_table = (void*)encap_table_arr->data;
+
+ return wtap_num_encap_types++;
+}
+
+
/* Name that should be somewhat descriptive. */
const char
*wtap_encap_string(int encap)
{
- if (encap < 0 || encap >= WTAP_NUM_ENCAP_TYPES)
- return NULL;
+ if (encap < WTAP_ENCAP_PER_PACKET || encap >= WTAP_NUM_ENCAP_TYPES)
+ return "Illegal";
+ else if (encap == WTAP_ENCAP_PER_PACKET)
+ return "Per packet";
else
return encap_table[encap].name;
}
const char
*wtap_encap_short_string(int encap)
{
- if (encap < 0 || encap >= WTAP_NUM_ENCAP_TYPES)
- return NULL;
+ if (encap < WTAP_ENCAP_PER_PACKET || encap >= WTAP_NUM_ENCAP_TYPES)
+ return "illegal";
+ else if (encap == WTAP_ENCAP_PER_PACKET)
+ return "per-packet";
else
return encap_table[encap].short_name;
}
NULL,
NULL,
"Less data was read than was expected",
- "File contains a record that's not valid",
+ "The file appears to be damaged or corrupt.",
"Less data was written than was requested",
"Uncompression error: data oddly truncated",
"Uncompression error: data would overflow buffer",
"Uncompression error: bad LZ77 offset",
"The standard input cannot be opened for random access",
+ "That file format doesn't support compression",
+ NULL,
+ "Uncompression error",
+ "Internal error"
};
#define WTAP_ERRLIST_SIZE (sizeof wtap_errlist / sizeof wtap_errlist[0])
unsigned int wtap_errlist_index;
if (err < 0) {
-#ifdef HAVE_LIBZ
- if (err >= WTAP_ERR_ZLIB_MIN && err <= WTAP_ERR_ZLIB_MAX) {
- /* Assume it's a zlib error. */
- sprintf(errbuf, "Uncompression error: %s",
- zError(err - WTAP_ERR_ZLIB));
- return errbuf;
- }
-#endif
wtap_errlist_index = -1 - err;
if (wtap_errlist_index >= WTAP_ERRLIST_SIZE) {
- sprintf(errbuf, "Error %d", err);
+ g_snprintf(errbuf, 128, "Error %d", err);
return errbuf;
}
if (wtap_errlist[wtap_errlist_index] == NULL)
return "Unknown reason";
return wtap_errlist[wtap_errlist_index];
} else
- return strerror(err);
+ return g_strerror(err);
}
/* Close only the sequential side, freeing up memory it uses.
}
}
+static void
+g_fast_seek_item_free(gpointer data, gpointer user_data _U_)
+{
+ g_free(data);
+}
+
void
wtap_close(wtap *wth)
{
if (wth->random_fh != NULL)
file_close(wth->random_fh);
+ if (wth->priv != NULL)
+ g_free(wth->priv);
+
+ if (wth->fast_seek != NULL) {
+ g_ptr_array_foreach(wth->fast_seek, g_fast_seek_item_free, NULL);
+ g_ptr_array_free(wth->fast_seek, TRUE);
+ }
g_free(wth);
}
+void
+wtap_cleareof(wtap *wth) {
+ /* Reset EOF */
+ file_clearerr(wth->fh);
+}
+
+void wtap_set_cb_new_ipv4(wtap *wth, wtap_new_ipv4_callback_t add_new_ipv4) {
+ if (wth)
+ wth->add_new_ipv4 = add_new_ipv4;
+}
+
+void wtap_set_cb_new_ipv6(wtap *wth, wtap_new_ipv6_callback_t add_new_ipv6) {
+ if (wth)
+ wth->add_new_ipv6 = add_new_ipv6;
+}
+
gboolean
-wtap_read(wtap *wth, int *err, gchar **err_info, long *data_offset)
+wtap_read(wtap *wth, int *err, gchar **err_info, gint64 *data_offset)
{
/*
* Set the packet encapsulation to the file's encapsulation
*/
wth->phdr.pkt_encap = wth->file_encap;
- if (!wth->subtype_read(wth, err, err_info, data_offset))
+ if (!wth->subtype_read(wth, err, err_info, data_offset)) {
+ /*
+ * If we didn't get an error indication, we read
+ * the last packet. See if there's any deferred
+ * error, as might, for example, occur if we're
+ * reading a compressed file, and we got an error
+ * reading compressed data from the file, but
+ * got enough compressed data to decompress the
+ * last packet of the file.
+ */
+ if (*err == 0)
+ *err = file_error(wth->fh, err_info);
return FALSE; /* failure */
+ }
/*
* It makes no sense for the captured data length to be bigger
return TRUE; /* success */
}
+/*
+ * Return an approximation of the amount of data we've read sequentially
+ * from the file so far. (gint64, in case that's 64 bits.)
+ */
+gint64
+wtap_read_so_far(wtap *wth)
+{
+ return file_tell_raw(wth->fh);
+}
+
struct wtap_pkthdr*
wtap_phdr(wtap *wth)
{
}
gboolean
-wtap_seek_read(wtap *wth, long seek_off,
+wtap_seek_read(wtap *wth, gint64 seek_off,
union wtap_pseudo_header *pseudo_header, guint8 *pd, int len,
int *err, gchar **err_info)
{