diff options
Diffstat (limited to 'wiretap')
-rw-r--r-- | wiretap/erf.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/wiretap/erf.c b/wiretap/erf.c index 4f608c6988..b3769643c5 100644 --- a/wiretap/erf.c +++ b/wiretap/erf.c @@ -56,6 +56,7 @@ #include "wtap-int.h" #include "file_wrappers.h" #include "buffer.h" +#include "pcap-encap.h" #include "atm.h" #include "erf.h" @@ -104,6 +105,7 @@ extern int erf_open(wtap *wth, int *err, gchar **err_info) guint8 type; size_t r; gchar * buffer; + wtapng_if_descr_t int_data; memset(&prevts, 0, sizeof(prevts)); @@ -275,6 +277,41 @@ extern int erf_open(wtap *wth, int *err, gchar **err_info) wth->subtype_seek_read = erf_seek_read; wth->tsprecision = WTAP_FILE_TSPREC_NSEC; + /* Preemptively create interface entries for 4 interfaces, since this is the max number in ERF */ + wth->interface_data = g_array_new(FALSE, FALSE, sizeof(wtapng_if_descr_t)); + + memset(&int_data, 0, sizeof(int_data)); /* Zero all fields */ + + int_data.wtap_encap = WTAP_ENCAP_ERF; + int_data.time_units_per_second = (1LL<<32); /* ERF format resolution is 2^-32, capture resolution is unknown */ + int_data.link_type = wtap_wtap_encap_to_pcap_encap(WTAP_ENCAP_ERF); + int_data.snap_len = 65535; /* ERF max length */ + int_data.opt_comment = NULL; + /* XXX: if_IPv4addr opt 4 Interface network address and netmask.*/ + /* XXX: if_IPv6addr opt 5 Interface network address and prefix length (stored in the last byte).*/ + /* XXX: if_MACaddr opt 6 Interface Hardware MAC address (48 bits).*/ + /* XXX: if_EUIaddr opt 7 Interface Hardware EUI address (64 bits)*/ + int_data.if_speed = 0; /* Unknown */ + int_data.if_tsresol = 0xa0; /* ERF format resolution is 2^-32 = 0xa0, capture resolution is unknown */ + /* XXX: if_tzone 10 Time zone for GMT support (TODO: specify better). */ + int_data.if_filter_str = NULL; + int_data.bpf_filter_len = 0; + int_data.if_filter_bpf_bytes = NULL; + int_data.if_os = NULL; + int_data.if_fcslen = 0; /* unknown! */ + /* XXX if_tsoffset; opt 14 A 64 bits integer value that specifies an offset (in seconds)...*/ + /* Interface statistics */ + int_data.num_stat_entries = 0; + int_data.interface_statistics = NULL; + + for (i=0; i<4; i++) { + int_data.if_name = g_strdup_printf("Port %c", 'A'+i); + int_data.if_description = g_strdup_printf("ERF Interface Id %d (Port %c)", i, 'A'+i); + + g_array_append_val(wth->interface_data, int_data); + wth->number_of_interfaces++; + } + return 1; } @@ -376,7 +413,7 @@ static int erf_read_header(FILE_T fh, if (phdr != NULL) { guint64 ts = pletohll(&erf_header->ts); - phdr->presence_flags = WTAP_HAS_TS|WTAP_HAS_CAP_LEN; + phdr->presence_flags = WTAP_HAS_TS|WTAP_HAS_CAP_LEN|WTAP_HAS_INTERFACE_ID; phdr->ts.secs = (long) (ts >> 32); ts = ((ts & 0xffffffff) * 1000 * 1000 * 1000); ts += (ts & 0x80000000) << 1; /* rounding */ @@ -385,6 +422,7 @@ static int erf_read_header(FILE_T fh, phdr->ts.nsecs -= 1000000000; phdr->ts.secs += 1; } + phdr->interface_id = (erf_header->flags & 0x03); } /* Copy the ERF pseudo header */ |