diff options
Diffstat (limited to 'wiretap/netmon.c')
| -rw-r--r-- | wiretap/netmon.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/wiretap/netmon.c b/wiretap/netmon.c index 2beefcdbe2..c5c48411e9 100644 --- a/wiretap/netmon.c +++ b/wiretap/netmon.c @@ -1,6 +1,6 @@ /* netmon.c * - * $Id: netmon.c,v 1.67 2003/12/23 00:15:02 ulfl Exp $ + * $Id: netmon.c,v 1.68 2004/01/25 21:55:15 guy Exp $ * * Wiretap Library * Copyright (c) 1998 by Gilbert Ramirez <gram@alumni.rice.edu> @@ -104,9 +104,11 @@ struct netmon_atm_hdr { guint16 vci; /* VCI */ }; -static gboolean netmon_read(wtap *wth, int *err, long *data_offset); +static gboolean netmon_read(wtap *wth, int *err, gchar **err_info, + long *data_offset); static gboolean netmon_seek_read(wtap *wth, long seek_off, - union wtap_pseudo_header *pseudo_header, guchar *pd, int length, int *err); + union wtap_pseudo_header *pseudo_header, guchar *pd, int length, + int *err, gchar **err_info); static gboolean netmon_read_atm_pseudoheader(FILE_T fh, union wtap_pseudo_header *pseudo_header, int *err); static gboolean netmon_read_rec_data(FILE_T fh, guchar *pd, int length, @@ -117,7 +119,7 @@ static gboolean netmon_dump(wtap_dumper *wdh, const struct wtap_pkthdr *phdr, const union wtap_pseudo_header *pseudo_header, const guchar *pd, int *err); static gboolean netmon_dump_close(wtap_dumper *wdh, int *err); -int netmon_open(wtap *wth, int *err) +int netmon_open(wtap *wth, int *err, gchar **err_info) { int bytes_read; char magic[sizeof netmon_1_x_magic]; @@ -184,17 +186,17 @@ int netmon_open(wtap *wth, int *err) break; default: - g_message("netmon: major version %u unsupported", hdr.ver_major); *err = WTAP_ERR_UNSUPPORTED; + *err_info = g_strdup_printf("netmon: major version %u unsupported", hdr.ver_major); return -1; } hdr.network = pletohs(&hdr.network); if (hdr.network >= NUM_NETMON_ENCAPS || netmon_encap[hdr.network] == WTAP_ENCAP_UNKNOWN) { - g_message("netmon: network type %u unknown or unsupported", - hdr.network); *err = WTAP_ERR_UNSUPPORTED_ENCAP; + *err_info = g_strdup_printf("netmon: network type %u unknown or unsupported", + hdr.network); return -1; } @@ -256,15 +258,15 @@ int netmon_open(wtap *wth, int *err) frame_table_length = pletohl(&hdr.frametablelength); frame_table_size = frame_table_length / sizeof (guint32); if ((frame_table_size * sizeof (guint32)) != frame_table_length) { - g_message("netmon: frame table length is %u, which is not a multiple of the size of an entry", - frame_table_length); *err = WTAP_ERR_UNSUPPORTED; + *err_info = g_strdup_printf("netmon: frame table length is %u, which is not a multiple of the size of an entry", + frame_table_length); return -1; } if (frame_table_size == 0) { - g_message("netmon: frame table length is %u, which means it's less than one entry in size", - frame_table_length); *err = WTAP_ERR_UNSUPPORTED; + *err_info = g_strdup_printf("netmon: frame table length is %u, which means it's less than one entry in size", + frame_table_length); return -1; } if (file_seek(wth->fh, frame_table_offset, SEEK_SET, err) == -1) { @@ -298,7 +300,8 @@ int netmon_open(wtap *wth, int *err) } /* Read the next packet */ -static gboolean netmon_read(wtap *wth, int *err, long *data_offset) +static gboolean netmon_read(wtap *wth, int *err, gchar **err_info, + long *data_offset) { netmon_t *netmon = wth->capture.netmon; guint32 packet_size = 0; @@ -377,9 +380,9 @@ static gboolean netmon_read(wtap *wth, int *err, long *data_offset) * Probably a corrupt capture file; don't blow up trying * to allocate space for an immensely-large packet. */ - g_message("netmon: File has %u-byte packet, bigger than maximum of %u", - packet_size, WTAP_MAX_PACKET_SIZE); *err = WTAP_ERR_BAD_RECORD; + *err_info = g_strdup_printf("netmon: File has %u-byte packet, bigger than maximum of %u", + packet_size, WTAP_MAX_PACKET_SIZE); return FALSE; } @@ -400,9 +403,9 @@ static gboolean netmon_read(wtap *wth, int *err, long *data_offset) * Uh-oh, the packet isn't big enough to even * have a pseudo-header. */ - g_message("netmon: ATM file has a %u-byte packet, too small to have even an ATM pseudo-header\n", - packet_size); *err = WTAP_ERR_BAD_RECORD; + *err_info = g_strdup_printf("netmon: ATM file has a %u-byte packet, too small to have even an ATM pseudo-header\n", + packet_size); return FALSE; } if (!netmon_read_atm_pseudoheader(wth->fh, &wth->pseudo_header, @@ -465,7 +468,8 @@ static gboolean netmon_read(wtap *wth, int *err, long *data_offset) static gboolean netmon_seek_read(wtap *wth, long seek_off, - union wtap_pseudo_header *pseudo_header, guchar *pd, int length, int *err) + union wtap_pseudo_header *pseudo_header, guchar *pd, int length, + int *err, gchar **err_info _U_) { if (file_seek(wth->random_fh, seek_off, SEEK_SET, err) == -1) return FALSE; |