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1 office 1 /* pcapio.h
2 * Declarations of our own routines for writing libpcap files.
3 *
4 * Wireshark - Network traffic analyzer
5 * By Gerald Combs <gerald@wireshark.org>
6 * Copyright 1998 Gerald Combs
7 *
8 * Derived from code in the Wiretap Library
9 * Copyright (c) 1998 by Gilbert Ramirez <gram@alumni.rice.edu>
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version 2
14 * of the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 */
25  
26 /* Writing pcap files */
27  
28 /** Write the file header to a dump file.
29 Returns TRUE on success, FALSE on failure.
30 Sets "*err" to an error code, or 0 for a short write, on failure*/
31 extern gboolean
32 libpcap_write_file_header(FILE* pfile, int linktype, int snaplen,
33 gboolean ts_nsecs, guint64 *bytes_written, int *err);
34  
35 /** Write a record for a packet to a dump file.
36 Returns TRUE on success, FALSE on failure. */
37 extern gboolean
38 libpcap_write_packet(FILE* pfile,
39 time_t sec, guint32 usec,
40 guint32 caplen, guint32 len,
41 const guint8 *pd,
42 guint64 *bytes_written, int *err);
43  
44 /* Writing pcap-ng files */
45  
46 /** Write a section header block (SHB)
47 *
48 */
49 extern gboolean
50 pcapng_write_session_header_block(FILE* pfile, /**< Write information */
51 const char *comment, /**< Comment on the section, Optinon 1 opt_comment
52 * A UTF-8 string containing a comment that is associated to the current block.
53 */
54 const char *hw, /**< HW, Optinon 2 shb_hardware
55 * An UTF-8 string containing the description of the hardware used to create this section.
56 */
57 const char *os, /**< Operating system name, Optinon 3 shb_os
58 * An UTF-8 string containing the name of the operating system used to create this section.
59 */
60 const char *appname, /**< Application name, Optinon 4 shb_userappl
61 * An UTF-8 string containing the name of the application used to create this section.
62 */
63 guint64 section_length, /**< Length of section */
64 guint64 *bytes_written, /**< Number of written bytes */
65 int *err /**< Error type */
66 );
67  
68 extern gboolean
69 pcapng_write_interface_description_block(FILE* pfile,
70 const char *comment, /* OPT_COMMENT 1 */
71 const char *name, /* IDB_NAME 2 */
72 const char *descr, /* IDB_DESCRIPTION 3 */
73 const char *filter, /* IDB_FILTER 11 */
74 const char *os, /* IDB_OS 12 */
75 int link_type,
76 int snap_len,
77 guint64 *bytes_written,
78 guint64 if_speed, /* IDB_IF_SPEED 8 */
79 guint8 tsresol, /* IDB_TSRESOL 9 */
80 int *err);
81  
82 extern gboolean
83 pcapng_write_interface_statistics_block(FILE* pfile,
84 guint32 interface_id,
85 guint64 *bytes_written,
86 const char *comment, /* OPT_COMMENT 1 */
87 guint64 isb_starttime, /* ISB_STARTTIME 2 */
88 guint64 isb_endtime, /* ISB_ENDTIME 3 */
89 guint64 isb_ifrecv, /* ISB_IFRECV 4 */
90 guint64 isb_ifdrop, /* ISB_IFDROP 5 */
91 int *err);
92  
93 extern gboolean
94 pcapng_write_enhanced_packet_block(FILE* pfile,
95 const char *comment,
96 time_t sec, guint32 usec,
97 guint32 caplen, guint32 len,
98 guint32 interface_id,
99 guint ts_mul,
100 const guint8 *pd,
101 guint32 flags,
102 guint64 *bytes_written,
103 int *err);
104  
105 /*
106 * Editor modelines - http://www.wireshark.org/tools/modelines.html
107 *
108 * Local variables:
109 * c-basic-offset: 4
110 * tab-width: 8
111 * indent-tabs-mode: nil
112 * End:
113 *
114 * vi: set shiftwidth=4 tabstop=8 expandtab:
115 * :indentSize=4:tabSize=8:noTabs=true:
116 */