/* cosine.c
*
- * $Id: cosine.c,v 1.6 2003/11/25 05:58:56 guy Exp $
+ * $Id$
*
* CoSine IPNOS L2 debug output parsing
* Copyright (c) 2002 by Motonori Shindo <mshindo@mshindo.net>
#define COSINE_MAX_PACKET_LEN 65536
-static gboolean empty_line(const guchar *line);
-static long cosine_seek_next_packet(wtap *wth, int *err, char *hdr);
+static gboolean empty_line(const gchar *line);
+static gint64 cosine_seek_next_packet(wtap *wth, int *err, char *hdr);
static gboolean cosine_check_file_type(wtap *wth, int *err);
-static gboolean cosine_read(wtap *wth, int *err, long *data_offset);
-static gboolean cosine_seek_read(wtap *wth, long seek_off,
+static gboolean cosine_read(wtap *wth, int *err, gchar **err_info,
+ gint64 *data_offset);
+static gboolean cosine_seek_read(wtap *wth, gint64 seek_off,
union wtap_pseudo_header *pseudo_header, guint8 *pd,
- int len, int *err);
+ int len, int *err, gchar **err_info);
static int parse_cosine_rec_hdr(wtap *wth, const char *line,
- union wtap_pseudo_header *pseudo_header, int *err);
+ union wtap_pseudo_header *pseudo_header, int *err, gchar **err_info);
static int parse_cosine_hex_dump(FILE_T fh, int pkt_len, guint8* buf,
- int *err);
+ int *err, gchar **err_info);
static int parse_single_hex_dump_line(char* rec, guint8 *buf,
guint byte_offset);
/* Returns TRUE if the line appears to be an empty line. Otherwise it
returns FALSE. */
-static gboolean empty_line(const guchar *line)
+static gboolean empty_line(const gchar *line)
{
while (*line) {
- if (isspace(*line)) {
+ if (isspace((guchar)*line)) {
line++;
continue;
} else {
/* Seeks to the beginning of the next packet, and returns the
byte offset. Copy the header line to hdr. Returns -1 on failure,
and sets "*err" to the error and set hdr as NULL. */
-static long cosine_seek_next_packet(wtap *wth, int *err, char *hdr)
+static gint64 cosine_seek_next_packet(wtap *wth, int *err, char *hdr)
{
- long cur_off;
+ gint64 cur_off;
char buf[COSINE_LINE_LENGTH];
while (1) {
if (file_gets(buf, sizeof(buf), wth->fh) != NULL) {
if (strstr(buf, COSINE_REC_MAGIC_STR1) ||
strstr(buf, COSINE_REC_MAGIC_STR2)) {
- strncpy(hdr, buf, COSINE_LINE_LENGTH-1);
- hdr[COSINE_LINE_LENGTH-1] = '\0';
+ g_strlcpy(hdr, buf, COSINE_LINE_LENGTH);
return cur_off;
}
} else {
static gboolean cosine_check_file_type(wtap *wth, int *err)
{
char buf[COSINE_LINE_LENGTH];
- guint reclen, line;
+ gsize reclen;
+ guint line;
buf[COSINE_LINE_LENGTH-1] = '\0';
}
-int cosine_open(wtap *wth, int *err)
+int cosine_open(wtap *wth, int *err, gchar **err_info _U_)
{
/* Look for CoSine header */
if (!cosine_check_file_type(wth, err)) {
wth->snapshot_length = 0; /* not known */
wth->subtype_read = cosine_read;
wth->subtype_seek_read = cosine_seek_read;
+ wth->tsprecision = WTAP_FILE_TSPREC_CSEC;
return 1;
}
-/* Find the next packet and parse it; called from wtap_loop(). */
-static gboolean cosine_read(wtap *wth, int *err, long *data_offset)
+/* Find the next packet and parse it; called from wtap_read(). */
+static gboolean cosine_read(wtap *wth, int *err, gchar **err_info,
+ gint64 *data_offset)
{
- long offset;
+ gint64 offset;
guint8 *buf;
int pkt_len, caplen;
char line[COSINE_LINE_LENGTH];
return FALSE;
/* Parse the header */
- pkt_len = parse_cosine_rec_hdr(wth, line, &wth->pseudo_header, err);
+ pkt_len = parse_cosine_rec_hdr(wth, line, &wth->pseudo_header, err,
+ err_info);
if (pkt_len == -1)
return FALSE;
buf = buffer_start_ptr(wth->frame_buffer);
/* Convert the ASCII hex dump to binary data */
- if ((caplen = parse_cosine_hex_dump(wth->fh, pkt_len, buf, err)) == -1)
+ if ((caplen = parse_cosine_hex_dump(wth->fh, pkt_len, buf, err,
+ err_info)) == -1)
return FALSE;
wth->data_offset = offset;
/* Used to read packets in random-access fashion */
static gboolean
-cosine_seek_read (wtap *wth, long seek_off,
- union wtap_pseudo_header *pseudo_header, guint8 *pd, int len, int *err)
+cosine_seek_read (wtap *wth, gint64 seek_off,
+ union wtap_pseudo_header *pseudo_header, guint8 *pd, int len,
+ int *err, gchar **err_info)
{
char line[COSINE_LINE_LENGTH];
return FALSE;
}
- if (parse_cosine_rec_hdr(NULL, line, pseudo_header, err) == -1)
+ if (parse_cosine_rec_hdr(NULL, line, pseudo_header, err, err_info) == -1)
return FALSE;
- return parse_cosine_hex_dump(wth->random_fh, len, pd, err);
+ return parse_cosine_hex_dump(wth->random_fh, len, pd, err, err_info);
}
/* Parses a packet record header. There are two possible formats:
2) output to PE without date and time
l2-tx (FR:3/7/1:1), Length:18, Pro:0, Off:0, Pri:0, RM:0, Err:0 [0x4000, 0x0] */
static int
-parse_cosine_rec_hdr(wtap *wth, const char *line, union wtap_pseudo_header *pseudo_header, int *err)
+parse_cosine_rec_hdr(wtap *wth, const char *line,
+ union wtap_pseudo_header *pseudo_header, int *err, gchar **err_info)
{
int num_items_scanned;
int yy, mm, dd, hr, min, sec, csec, pkt_len;
- int pro, off, pri, rm, error, code1, code2;
+ int pro, off, pri, rm, error;
+ guint code1, code2;
char if_name[COSINE_MAX_IF_NAME_LEN], direction[6];
struct tm tm;
if (num_items_scanned != 17) {
*err = WTAP_ERR_BAD_RECORD;
+ *err_info = g_strdup("cosine: purported control blade line doesn't have code values");
return -1;
}
} else {
if (num_items_scanned != 10) {
*err = WTAP_ERR_BAD_RECORD;
+ *err_info = g_strdup("cosine: header line is neither control blade nor PE output");
return -1;
}
yy = mm = dd = hr = min = sec = csec = 0;
tm.tm_min = min;
tm.tm_sec = sec;
tm.tm_isdst = -1;
- wth->phdr.ts.tv_sec = mktime(&tm);
- wth->phdr.ts.tv_usec = csec * 10000;
+ wth->phdr.ts.secs = mktime(&tm);
+ wth->phdr.ts.nsecs = csec * 10000000;
wth->phdr.len = pkt_len;
- wth->phdr.pkt_encap = WTAP_ENCAP_COSINE;
}
/* XXX need to handle other encapsulations like Cisco HDLC,
Frame Relay and ATM */
} else if (strncmp(direction, "l2-rx", 5) == 0) {
pseudo_header->cosine.direction = COSINE_DIR_RX;
}
- strncpy(pseudo_header->cosine.if_name, if_name,
- COSINE_MAX_IF_NAME_LEN - 1);
+ g_strlcpy(pseudo_header->cosine.if_name, if_name,
+ COSINE_MAX_IF_NAME_LEN);
pseudo_header->cosine.pro = pro;
pseudo_header->cosine.off = off;
pseudo_header->cosine.pri = pri;
/* Converts ASCII hex dump to binary data. Returns the capture length.
If any error is encountered, -1 is returned. */
static int
-parse_cosine_hex_dump(FILE_T fh, int pkt_len, guint8* buf, int *err)
+parse_cosine_hex_dump(FILE_T fh, int pkt_len, guint8* buf, int *err,
+ gchar **err_info)
{
- char line[COSINE_LINE_LENGTH];
+ gchar line[COSINE_LINE_LENGTH];
int i, hex_lines, n, caplen = 0;
/* Calculate the number of hex dump lines, each
}
if ((n = parse_single_hex_dump_line(line, buf, i*16)) == -1) {
*err = WTAP_ERR_BAD_RECORD;
+ *err_info = g_strdup("cosine: hex dump line doesn't have 16 numbers");
return -1;
}
caplen += n;