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1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2004-2005 Mathieu Desnoyers |
3 | * |
4 | * This library is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License Version 2.1 as published by the Free Software Foundation. |
7 | * |
8 | * This library is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
11 | * Lesser General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU Lesser General Public |
14 | * License along with this library; if not, write to the |
15 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
16 | * Boston, MA 02111-1307, USA. |
17 | */ |
18 | |
19 | #ifndef LTT_TYPES_H |
20 | #define LTT_TYPES_H |
21 | |
22 | /* Set of functions to access the types portably, given the trace as parameter. |
23 | * */ |
24 | |
25 | #include <ltt/ltt.h> |
26 | //#include <ltt/ltt-private.h> |
27 | #include <glib.h> |
28 | #include <ltt/time.h> |
29 | |
30 | |
31 | /***************************************************************************** |
32 | *Function name |
33 | * ltt_get_int64 : get a 64 bits integer number |
34 | *Input params |
35 | * ptr : pointer to the integer |
36 | *Return value |
37 | * gint64 : a 64 bits integer |
38 | * |
39 | * Takes care of endianness |
40 | * |
41 | ****************************************************************************/ |
42 | |
43 | static inline gint64 ltt_get_int64(gboolean reverse_byte_order, void *ptr) |
44 | { |
45 | guint64 value = *(guint64*)ptr; |
46 | return (gint64) (reverse_byte_order ? GUINT64_SWAP_LE_BE(value): value); |
47 | } |
48 | |
49 | |
50 | static inline guint64 ltt_get_uint64(gboolean reverse_byte_order, void *ptr) |
51 | { |
52 | guint64 value = *(guint64*)ptr; |
53 | return (guint64) (reverse_byte_order ? GUINT64_SWAP_LE_BE(value): value); |
54 | } |
55 | |
56 | static inline gint32 ltt_get_int32(gboolean reverse_byte_order, void *ptr) |
57 | { |
58 | guint32 value = *(guint32*)ptr; |
59 | return (gint32) (reverse_byte_order ? GUINT32_SWAP_LE_BE(value): value); |
60 | } |
61 | |
62 | static inline guint32 ltt_get_uint32(gboolean reverse_byte_order, void *ptr) |
63 | { |
64 | guint32 value = *(guint32*)ptr; |
65 | return (guint32) (reverse_byte_order ? GUINT32_SWAP_LE_BE(value): value); |
66 | } |
67 | |
68 | static inline gint16 ltt_get_int16(gboolean reverse_byte_order, void *ptr) |
69 | { |
70 | guint16 value = *(guint16*)ptr; |
71 | return (gint16) (reverse_byte_order ? GUINT16_SWAP_LE_BE(value): value); |
72 | } |
73 | |
74 | static inline guint16 ltt_get_uint16(gboolean reverse_byte_order, void *ptr) |
75 | { |
76 | guint16 value = *(guint16*)ptr; |
77 | return (guint16) (reverse_byte_order ? GUINT16_SWAP_LE_BE(value): value); |
78 | } |
79 | |
80 | static inline LttTime ltt_get_time(gboolean reverse_byte_order, void *ptr) |
81 | { |
82 | LttTime output; |
83 | |
84 | output.tv_sec = ltt_get_uint32(reverse_byte_order, ptr); |
85 | ptr += sizeof(guint32); |
86 | output.tv_nsec = ltt_get_uint32(reverse_byte_order, ptr); |
87 | |
88 | return output; |
89 | } |
90 | |
91 | #endif // LTT_TYPES_H |