/src/wireshark/epan/crc10-tvb.c
Line | Count | Source (jump to first uncovered line) |
1 | | /* crc10-tvb.c |
2 | | * CRC-10 tvb routines |
3 | | * |
4 | | * Wireshark - Network traffic analyzer |
5 | | * By Gerald Combs <gerald@wireshark.org> |
6 | | * Copyright 1998 Gerald Combs |
7 | | * |
8 | | * SPDX-License-Identifier: GPL-2.0-or-later |
9 | | */ |
10 | | |
11 | | #include "config.h" |
12 | | |
13 | | #include <glib.h> |
14 | | #include <epan/tvbuff.h> |
15 | | #include <wsutil/crc10.h> |
16 | | #include <epan/crc10-tvb.h> |
17 | | |
18 | | /* update the data block's CRC-10 remainder one byte at a time */ |
19 | | uint16_t |
20 | | update_crc10_by_bytes_tvb(uint16_t crc10, tvbuff_t *tvb, int offset, int len) |
21 | 0 | { |
22 | 0 | const uint8_t *buf; |
23 | |
|
24 | 0 | tvb_ensure_bytes_exist(tvb, offset, len); /* len == -1 not allowed */ |
25 | 0 | buf = tvb_get_ptr(tvb, offset, len); |
26 | |
|
27 | 0 | return update_crc10_by_bytes(crc10, buf, len); |
28 | 0 | } |
29 | | |
30 | | /* |
31 | | * Editor modelines - https://www.wireshark.org/tools/modelines.html |
32 | | * |
33 | | * Local variables: |
34 | | * c-basic-offset: 4 |
35 | | * tab-width: 8 |
36 | | * indent-tabs-mode: nil |
37 | | * End: |
38 | | * |
39 | | * vi: set shiftwidth=4 tabstop=8 expandtab: |
40 | | * :indentSize=4:tabSize=8:noTabs=true: |
41 | | */ |