#include <fcntl.h>
#endif
-#ifdef HAVE_SYS_STAT_H
-#include <sys/stat.h>
-#endif
-
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <errno.h>
-#ifdef HAVE_IO_H
-#include <io.h> /* open/close on win32 */
-#endif
+#include "file_util.h"
#include "wtap-int.h"
#include "file_wrappers.h"
#include "libpcap.h"
#include "snoop.h"
#include "iptrace.h"
+#include "iseries.h"
#include "netmon.h"
#include "netxray.h"
#include "toshiba.h"
#include "hcidump.h"
#include "network_instruments.h"
#include "k12.h"
+#include "catapult_dct2000.h"
/* The open_file_* routines should return:
*
airopeek9_open,
dbs_etherwatch_open,
k12_open,
+ catapult_dct2000_open,
/* Files that don't have magic bytes at a fixed location,
* but that instead require a heuristic of some sort to
*/
etherpeek_open,
pppdump_open,
+ iseries_open,
ascend_open,
eyesdn_open,
toshiba_open,
return NULL;
}
} else {
- if (stat(filename, &statb) < 0) {
+ if (eth_stat(filename, &statb) < 0) {
*err = errno;
return NULL;
}
return NULL;
}
-/* Win32 needs the O_BINARY flag for open() */
-#ifndef O_BINARY
-#define O_BINARY 0
-#endif
-
/* Open the file */
errno = WTAP_ERR_CANT_OPEN;
if (use_stdin) {
* an fclose or gzclose of wth->fh closing the standard
* input of the process.
*/
- wth->fd = dup(0);
+ wth->fd = eth_dup(0);
#ifdef _WIN32
_setmode(wth->fd, O_BINARY);
#endif
} else
- wth->fd = open(filename, O_RDONLY|O_BINARY);
+ wth->fd = eth_open(filename, O_RDONLY|O_BINARY, 0000 /* no creation so don't matter */);
if (wth->fd < 0) {
*err = errno;
g_free(wth);
}
if (!(wth->fh = filed_open(wth->fd, "rb"))) {
*err = errno;
- close(wth->fd);
+ eth_close(wth->fd);
g_free(wth);
return NULL;
}
static const struct file_type_info {
const char *name;
const char *short_name;
+ gboolean can_compress;
int (*can_write_encap)(int);
int (*dump_open)(wtap_dumper *, gboolean, int *);
} dump_open_table[WTAP_NUM_FILE_TYPES] = {
/* WTAP_FILE_UNKNOWN */
- { NULL, NULL,
+ { NULL, NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_WTAP */
- { "Wiretap (Ethereal)", NULL,
+ { "Wiretap (Ethereal)", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_PCAP */
- { "libpcap (tcpdump, Ethereal, etc.)", "libpcap",
+ { "libpcap (tcpdump, Ethereal, etc.)", "libpcap", TRUE,
libpcap_dump_can_write_encap, libpcap_dump_open },
/* WTAP_FILE_PCAP_SS990417 */
- { "RedHat Linux 6.1 libpcap (tcpdump)", "rh6_1libpcap",
+ { "RedHat Linux 6.1 libpcap (tcpdump)", "rh6_1libpcap", TRUE,
libpcap_dump_can_write_encap, libpcap_dump_open },
/* WTAP_FILE_PCAP_SS990915 */
- { "SuSE Linux 6.3 libpcap (tcpdump)", "suse6_3libpcap",
+ { "SuSE Linux 6.3 libpcap (tcpdump)", "suse6_3libpcap", TRUE,
libpcap_dump_can_write_encap, libpcap_dump_open },
/* WTAP_FILE_PCAP_SS991029 */
- { "modified libpcap (tcpdump)", "modlibpcap",
+ { "modified libpcap (tcpdump)", "modlibpcap", TRUE,
libpcap_dump_can_write_encap, libpcap_dump_open },
/* WTAP_FILE_PCAP_NOKIA */
- { "Nokia libpcap (tcpdump)", "nokialibpcap",
+ { "Nokia libpcap (tcpdump)", "nokialibpcap", TRUE,
libpcap_dump_can_write_encap, libpcap_dump_open },
/* WTAP_FILE_PCAP_AIX */
- { "AIX libpcap (tcpdump)", NULL,
+ { "AIX libpcap (tcpdump)", NULL, TRUE,
NULL, NULL },
/* WTAP_FILE_PCAP_NSEC */
- { "Nanosecond libpcap (Ethereal)", "nseclibpcap",
+ { "Nanosecond libpcap (Ethereal)", "nseclibpcap", TRUE,
libpcap_dump_can_write_encap, libpcap_dump_open },
/* WTAP_FILE_LANALYZER */
- { "Novell LANalyzer","lanalyzer",
+ { "Novell LANalyzer","lanalyzer", FALSE,
lanalyzer_dump_can_write_encap, lanalyzer_dump_open },
/* WTAP_FILE_NGSNIFFER_UNCOMPRESSED */
- { "Network Associates Sniffer (DOS-based)", "ngsniffer",
+ { "Network Associates Sniffer (DOS-based)", "ngsniffer", FALSE,
ngsniffer_dump_can_write_encap, ngsniffer_dump_open },
/* WTAP_FILE_NGSNIFFER_COMPRESSED */
- { "Network Associates Sniffer (DOS-based), compressed", "ngsniffer_comp",
+ { "Network Associates Sniffer (DOS-based), compressed", "ngsniffer_comp", FALSE,
NULL, NULL },
/* WTAP_FILE_SNOOP */
- { "Sun snoop", "snoop",
+ { "Sun snoop", "snoop", FALSE,
snoop_dump_can_write_encap, snoop_dump_open },
/* WTAP_FILE_SHOMITI */
- { "Shomiti/Finisar Surveyor", "shomiti",
+ { "Shomiti/Finisar Surveyor", "shomiti", FALSE,
NULL, NULL },
/* WTAP_FILE_IPTRACE_1_0 */
- { "AIX iptrace 1.0", NULL,
+ { "AIX iptrace 1.0", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_IPTRACE_2_0 */
- { "AIX iptrace 2.0", NULL,
+ { "AIX iptrace 2.0", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_NETMON_1_x */
- { "Microsoft Network Monitor 1.x", "netmon1",
+ { "Microsoft Network Monitor 1.x", "netmon1", FALSE,
netmon_dump_can_write_encap, netmon_dump_open },
/* WTAP_FILE_NETMON_2_x */
- { "Microsoft Network Monitor 2.x", "netmon2",
+ { "Microsoft Network Monitor 2.x", "netmon2", FALSE,
netmon_dump_can_write_encap, netmon_dump_open },
/* WTAP_FILE_NETXRAY_OLD */
- { "Cinco Networks NetXRay 1.x", NULL,
+ { "Cinco Networks NetXRay 1.x", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_NETXRAY_1_0 */
- { "Cinco Networks NetXRay 2.0 or later", NULL,
+ { "Cinco Networks NetXRay 2.0 or later", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_NETXRAY_1_1 */
- { "Network Associates Sniffer (Windows-based) 1.1", "ngwsniffer_1_1",
+ { "Network Associates Sniffer (Windows-based) 1.1", "ngwsniffer_1_1", FALSE,
netxray_dump_can_write_encap_1_1, netxray_dump_open_1_1 },
/* WTAP_FILE_NETXRAY_2_00x */
- { "Network Associates Sniffer (Windows-based) 2.00x", "ngwsniffer_2_0",
+ { "Network Associates Sniffer (Windows-based) 2.00x", "ngwsniffer_2_0", FALSE,
netxray_dump_can_write_encap_2_0, netxray_dump_open_2_0 },
/* WTAP_FILE_RADCOM */
- { "RADCOM WAN/LAN analyzer", NULL,
+ { "RADCOM WAN/LAN analyzer", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_ASCEND */
- { "Lucent/Ascend access server trace", NULL,
+ { "Lucent/Ascend access server trace", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_NETTL */
- { "HP-UX nettl trace", "nettl",
+ { "HP-UX nettl trace", "nettl", FALSE,
nettl_dump_can_write_encap, nettl_dump_open },
/* WTAP_FILE_TOSHIBA */
- { "Toshiba Compact ISDN Router snoop trace", NULL,
+ { "Toshiba Compact ISDN Router snoop trace", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_I4BTRACE */
- { "I4B ISDN trace", NULL,
+ { "I4B ISDN trace", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_CSIDS */
- { "CSIDS IPLog", NULL,
+ { "CSIDS IPLog", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_PPPDUMP */
- { "pppd log (pppdump format)", NULL,
+ { "pppd log (pppdump format)", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_ETHERPEEK_V56 */
- { "EtherPeek/TokenPeek trace (V5 & V6 file format)", NULL,
+ { "EtherPeek/TokenPeek trace (V5 & V6 file format)", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_ETHERPEEK_V7 */
- { "EtherPeek/TokenPeek/AiroPeek trace (V7 file format)", NULL,
+ { "EtherPeek/TokenPeek/AiroPeek trace (V7 file format)", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_VMS */
- { "TCPIPtrace (VMS)", NULL,
+ { "TCPIPtrace (VMS)", NULL, FALSE,
NULL, NULL},
/* WTAP_FILE_DBS_ETHERWATCH */
- { "DBS Etherwatch (VMS)", NULL,
+ { "DBS Etherwatch (VMS)", NULL, FALSE,
NULL, NULL},
/* WTAP_FILE_VISUAL_NETWORKS */
- { "Visual Networks traffic capture", "visual",
+ { "Visual Networks traffic capture", "visual", FALSE,
visual_dump_can_write_encap, visual_dump_open },
/* WTAP_FILE_COSINE */
- { "CoSine IPSX L2 capture", "cosine",
+ { "CoSine IPSX L2 capture", "cosine", FALSE,
NULL, NULL },
/* WTAP_FILE_5VIEWS */
- { "Accellent 5Views capture", "5views",
+ { "Accellent 5Views capture", "5views", FALSE,
_5views_dump_can_write_encap, _5views_dump_open },
/* WTAP_FILE_ERF */
- { "Endace DAG capture", "erf",
+ { "Endace DAG capture", "erf", FALSE,
NULL, NULL },
/* WTAP_FILE_HCIDUMP */
- { "Bluetooth HCI dump", "hcidump",
+ { "Bluetooth HCI dump", "hcidump", FALSE,
NULL, NULL },
/* WTAP_FILE_NETWORK_INSTRUMENTS_V9 */
- { "Network Instruments Observer version 9", "niobserverv9",
+ { "Network Instruments Observer version 9", "niobserverv9", FALSE,
network_instruments_dump_can_write_encap, network_instruments_dump_open },
/* WTAP_FILE_AIROPEEK_V9 */
- { "EtherPeek/AiroPeek trace (V9 file format)", NULL,
+ { "EtherPeek/AiroPeek trace (V9 file format)", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_EYESDN */
- { "EyeSDN USB S0/E1 ISDN trace format", NULL,
+ { "EyeSDN USB S0/E1 ISDN trace format", NULL, FALSE,
NULL, NULL },
/* WTAP_FILE_K12 */
- { "Tektronix K12xx 32-bit .rf5 format", "rf5",
+ { "Tektronix K12xx 32-bit .rf5 format", "rf5", FALSE,
k12_dump_can_write_encap, k12_dump_open },
+
+ /* WTAP_FILE_ISERIES */
+ { "IBM iSeries communications trace (ASCII)", NULL, FALSE,
+ NULL, NULL },
+
+ /* WTAP_FILE_ISERIES_UNICODE */
+ { "IBM iSeries communications trace (UNICODE)", NULL, FALSE,
+ NULL, NULL },
+
+ /* WTAP_FILE_CATAPULT_DCT2000 */
+ { "Catapult DCT2000 trace (.out format)", "dct2000", FALSE,
+ catapult_dct2000_dump_can_write_encap, catapult_dct2000_dump_open },
};
/* Name that should be somewhat descriptive. */
return TRUE;
}
-static gboolean wtap_dump_open_check(int filetype, int encap, int *err);
+gboolean wtap_dump_can_compress(int filetype)
+{
+#ifdef HAVE_LIBZ
+ if (filetype < 0 || filetype >= WTAP_NUM_FILE_TYPES
+ || dump_open_table[filetype].can_compress == FALSE)
+ return FALSE;
+
+ return TRUE;
+#else
+ return FALSE;
+#endif
+}
+
+
+static gboolean wtap_dump_open_check(int filetype, int encap, gboolean comressed, int *err);
static wtap_dumper* wtap_dump_alloc_wdh(int filetype, int encap, int snaplen,
- int *err);
-static gboolean wtap_dump_open_finish(wtap_dumper *wdh, int filetype, int *err);
+ gboolean compressed, int *err);
+static gboolean wtap_dump_open_finish(wtap_dumper *wdh, int filetype, gboolean compressed, int *err);
+
+static FILE *wtap_dump_file_open(wtap_dumper *wdh, const char *filename);
+static FILE *wtap_dump_file_fdopen(wtap_dumper *wdh, int fd);
+static int wtap_dump_file_close(wtap_dumper *wdh);
wtap_dumper* wtap_dump_open(const char *filename, int filetype, int encap,
- int snaplen, int *err)
+ int snaplen, gboolean compressed, int *err)
{
wtap_dumper *wdh;
FILE *fh;
/* Check whether we can open a capture file with that file type
and that encapsulation. */
- if (!wtap_dump_open_check(filetype, encap, err))
+ if (!wtap_dump_open_check(filetype, encap, compressed, err))
return NULL;
/* Allocate a data structure for the output stream. */
- wdh = wtap_dump_alloc_wdh(filetype, encap, snaplen, err);
+ wdh = wtap_dump_alloc_wdh(filetype, encap, snaplen, compressed, err);
if (wdh == NULL)
return NULL; /* couldn't allocate it */
- /* Empty filename means stdout */
- if (*filename == '\0') {
+ /* "-" means stdout */
+ if (strcmp(filename, "-") == 0) {
+ if(compressed) {
+ g_free(wdh);
+ return NULL; /* compress won't work on stdout */
+ }
#ifdef _WIN32
setmode(fileno(stdout), O_BINARY);
#endif
/* In case "fopen()" fails but doesn't set "errno", set "errno"
to a generic "the open failed" error. */
errno = WTAP_ERR_CANT_OPEN;
- fh = fopen(filename, "wb");
+ fh = wtap_dump_file_open(wdh, filename);
if (fh == NULL) {
*err = errno;
+ g_free(wdh);
return NULL; /* can't create file */
}
wdh->fh = fh;
}
- if (!wtap_dump_open_finish(wdh, filetype, err)) {
+ if (!wtap_dump_open_finish(wdh, filetype, compressed, err)) {
/* Get rid of the file we created; we couldn't finish
opening it. */
- if (wdh->fh != stdout)
- unlink(filename);
+ if (wdh->fh != stdout) {
+ wtap_dump_file_close(wdh);
+ eth_unlink(filename);
+ }
+ g_free(wdh);
return NULL;
}
return wdh;
}
wtap_dumper* wtap_dump_fdopen(int fd, int filetype, int encap, int snaplen,
- int *err)
+ gboolean compressed, int *err)
{
wtap_dumper *wdh;
FILE *fh;
/* Check whether we can open a capture file with that file type
and that encapsulation. */
- if (!wtap_dump_open_check(filetype, encap, err))
+ if (!wtap_dump_open_check(filetype, encap, compressed, err))
return NULL;
/* Allocate a data structure for the output stream. */
- wdh = wtap_dump_alloc_wdh(filetype, encap, snaplen, err);
+ wdh = wtap_dump_alloc_wdh(filetype, encap, snaplen, compressed, err);
if (wdh == NULL)
return NULL; /* couldn't allocate it */
+#ifdef _WIN32
+ if(fd == 1) {
+ setmode(fileno(stdout), O_BINARY);
+ }
+#endif
+
/* In case "fopen()" fails but doesn't set "errno", set "errno"
to a generic "the open failed" error. */
errno = WTAP_ERR_CANT_OPEN;
- fh = fdopen(fd, "wb");
+ fh = wtap_dump_file_fdopen(wdh, fd);
if (fh == NULL) {
*err = errno;
+ g_free(wdh);
return NULL; /* can't create standard I/O stream */
}
wdh->fh = fh;
- if (!wtap_dump_open_finish(wdh, filetype, err))
+ if (!wtap_dump_open_finish(wdh, filetype, compressed, err)) {
+ wtap_dump_file_close(wdh);
+ g_free(wdh);
return NULL;
+ }
return wdh;
}
-static gboolean wtap_dump_open_check(int filetype, int encap, int *err)
+static gboolean wtap_dump_open_check(int filetype, int encap, gboolean compressed, int *err)
{
if (!wtap_dump_can_open(filetype)) {
/* Invalid type, or type we don't know how to write. */
if (*err != 0)
return FALSE;
+ /* if compression is wanted, do we support this for this filetype? */
+ if(compressed && !wtap_dump_can_compress(filetype)) {
+ *err = WTAP_ERR_COMPRESSION_NOT_SUPPORTED;
+ return FALSE;
+ }
+
+ *err = (*dump_open_table[filetype].can_write_encap)(encap);
+ if (*err != 0)
+ return FALSE;
+
+
/* All systems go! */
return TRUE;
}
static wtap_dumper* wtap_dump_alloc_wdh(int filetype, int encap, int snaplen,
- int *err)
+ gboolean compressed, int *err)
{
wtap_dumper *wdh;
wdh->file_type = filetype;
wdh->snaplen = snaplen;
wdh->encap = encap;
+ wdh->compressed = compressed;
wdh->bytes_dumped = 0;
wdh->dump.opaque = NULL;
wdh->subtype_write = NULL;
return wdh;
}
-static gboolean wtap_dump_open_finish(wtap_dumper *wdh, int filetype, int *err)
+static gboolean wtap_dump_open_finish(wtap_dumper *wdh, int filetype, gboolean compressed, int *err)
{
int fd;
gboolean cant_seek;
/* Can we do a seek on the file descriptor?
If not, note that fact. */
- fd = fileno(wdh->fh);
- if (lseek(fd, 1, SEEK_CUR) == -1)
- cant_seek = TRUE;
- else {
- /* Undo the seek. */
- lseek(fd, 0, SEEK_SET);
- cant_seek = FALSE;
+ if(compressed) {
+ cant_seek = TRUE;
+ } else {
+ fd = fileno(wdh->fh);
+ if (lseek(fd, 1, SEEK_CUR) == -1)
+ cant_seek = TRUE;
+ else {
+ /* Undo the seek. */
+ lseek(fd, 0, SEEK_SET);
+ cant_seek = FALSE;
+ }
}
/* Now try to open the file for writing. */
if (!(*dump_open_table[filetype].dump_open)(wdh, cant_seek, err)) {
- /* The attempt failed. Close the stream for the file.
- NOTE: this means the FD handed to "wtap_dump_fdopen()"
- will be closed if the open fails. */
- if (wdh->fh != stdout)
- fclose(wdh->fh);
-
- /* Now free up the dumper handle. */
- g_free(wdh);
return FALSE;
}
return TRUE; /* success! */
}
-FILE* wtap_dump_file(wtap_dumper *wdh)
-{
- return wdh->fh;
-}
-
gboolean wtap_dump(wtap_dumper *wdh, const struct wtap_pkthdr *phdr,
const union wtap_pseudo_header *pseudo_header, const guchar *pd, int *err)
{
return (wdh->subtype_write)(wdh, phdr, pseudo_header, pd, err);
}
+void wtap_dump_flush(wtap_dumper *wdh)
+{
+#ifdef HAVE_LIBZ
+ if(wdh->compressed) {
+ gzflush(wdh->fh, Z_SYNC_FLUSH); /* XXX - is Z_SYNC_FLUSH the right one? */
+ } else
+#endif
+ {
+ fflush(wdh->fh);
+ }
+}
+
gboolean wtap_dump_close(wtap_dumper *wdh, int *err)
{
gboolean ret = TRUE;
errno = WTAP_ERR_CANT_CLOSE;
/* Don't close stdout */
if (wdh->fh != stdout) {
- if (fclose(wdh->fh) == EOF) {
+ if (wtap_dump_file_close(wdh) == EOF) {
if (ret) {
/* The per-format close function succeeded,
but the fclose didn't. Save the reason
}
ret = FALSE;
}
- }
+ } else {
+ /* as we don't close stdout, at least try to flush it */
+ wtap_dump_flush(wdh);
+ }
if (wdh->dump.opaque != NULL)
g_free(wdh->dump.opaque);
g_free(wdh);
wdh->bytes_dumped = bytes_dumped;
}
+
+/* internally open a file for writing (compressed or not) */
+static FILE *wtap_dump_file_open(wtap_dumper *wdh, const char *filename)
+{
+#ifdef HAVE_LIBZ
+ if(wdh->compressed) {
+ return gzopen(filename, "wb");
+ } else
+#endif
+ {
+ return eth_fopen(filename, "wb");
+ }
+}
+
+/* internally open a file for writing (compressed or not) */
+static FILE *wtap_dump_file_fdopen(wtap_dumper *wdh, int fd)
+{
+#ifdef HAVE_LIBZ
+ if(wdh->compressed) {
+ return gzdopen(fd, "wb");
+ } else
+#endif
+ {
+ return fdopen(fd, "wb");
+ }
+}
+
+/* internally writing raw bytes (compressed or not) */
+size_t wtap_dump_file_write(wtap_dumper *wdh, const void *buf, unsigned bufsize)
+{
+#ifdef HAVE_LIBZ
+ if(wdh->compressed) {
+ return gzwrite(wdh->fh, buf, bufsize);
+ } else
+#endif
+ {
+ return fwrite(buf, 1, bufsize, wdh->fh);
+ }
+}
+
+/* internally close a file for writing (compressed or not) */
+static int wtap_dump_file_close(wtap_dumper *wdh)
+{
+#ifdef HAVE_LIBZ
+ if(wdh->compressed) {
+ return gzclose(wdh->fh);
+ } else
+#endif
+ {
+ return fclose(wdh->fh);
+ }
+}
+
+int wtap_dump_file_ferror(wtap_dumper *wdh)
+{
+#ifdef HAVE_LIBZ
+ int errnum;
+
+ if(wdh->compressed) {
+ gzerror(wdh->fh, &errnum);
+
+ if(errnum == Z_ERRNO) {
+ return errno;
+ } else {
+ /* XXX - what to do with this zlib specific number? */
+ return errnum;
+ }
+ } else
+#endif
+ {
+ return ferror(wdh->fh);
+ }
+}
+