Commit | Line | Data |
---|---|---|
fc93b2bd | 1 | /* |
ccd7e1c8 | 2 | * integer.c |
fc93b2bd | 3 | * |
ccd7e1c8 | 4 | * BabelTrace - Integer Type Converter |
fc93b2bd | 5 | * |
c054553d | 6 | * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
fc93b2bd | 7 | * |
ccd7e1c8 MD |
8 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
9 | * of this software and associated documentation files (the "Software"), to deal | |
10 | * in the Software without restriction, including without limitation the rights | |
11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
12 | * copies of the Software, and to permit persons to whom the Software is | |
13 | * furnished to do so, subject to the following conditions: | |
fc93b2bd | 14 | * |
ccd7e1c8 MD |
15 | * The above copyright notice and this permission notice shall be included in |
16 | * all copies or substantial portions of the Software. | |
fc93b2bd MD |
17 | */ |
18 | ||
19 | #include <babeltrace/compiler.h> | |
698f0fe4 | 20 | #include <babeltrace/align.h> |
4c8bfb7e | 21 | #include <babeltrace/format.h> |
fc93b2bd MD |
22 | #include <stdint.h> |
23 | ||
c054553d | 24 | static |
e19c3d69 | 25 | struct declaration *_integer_declaration_new(struct type *type, |
c054553d MD |
26 | struct declaration_scope *parent_scope); |
27 | static | |
e19c3d69 | 28 | void _integer_declaration_free(struct declaration *declaration); |
c054553d | 29 | |
4c8bfb7e MD |
30 | void integer_copy(struct stream_pos *dest, const struct format *fdest, |
31 | struct stream_pos *src, const struct format *fsrc, | |
e19c3d69 | 32 | struct declaration *declaration) |
fc93b2bd | 33 | { |
e19c3d69 | 34 | struct declaration_integer *integer = |
6ee5115e | 35 | container_of(declaration, struct declaration_integer, p); |
e19c3d69 | 36 | struct type_integer *integer_type = integer->type; |
fc93b2bd | 37 | |
e19c3d69 | 38 | if (!integer_type->signedness) { |
fc93b2bd MD |
39 | uint64_t v; |
40 | ||
e19c3d69 MD |
41 | v = fsrc->uint_read(src, integer_type); |
42 | fdest->uint_write(dest, integer_type, v); | |
fc93b2bd MD |
43 | } else { |
44 | int64_t v; | |
45 | ||
e19c3d69 MD |
46 | v = fsrc->int_read(src, integer_type); |
47 | fdest->int_write(dest, integer_type, v); | |
fc93b2bd MD |
48 | } |
49 | } | |
698f0fe4 | 50 | |
c054553d | 51 | static |
e19c3d69 | 52 | void _integer_type_free(struct type *type) |
90b676d7 | 53 | { |
e19c3d69 MD |
54 | struct type_integer *integer_type = |
55 | container_of(type, struct type_integer, p); | |
56 | g_free(integer_type); | |
90b676d7 MD |
57 | } |
58 | ||
e19c3d69 MD |
59 | struct type_integer * |
60 | integer_type_new(const char *name, size_t len, int byte_order, | |
61 | int signedness, size_t alignment) | |
698f0fe4 | 62 | { |
e19c3d69 | 63 | struct type_integer *integer_type; |
698f0fe4 | 64 | |
e19c3d69 MD |
65 | integer_type = g_new(struct type_integer, 1); |
66 | integer_type->p.name = g_quark_from_string(name); | |
67 | integer_type->p.alignment = alignment; | |
68 | integer_type->p.copy = integer_copy; | |
69 | integer_type->p.type_free = _integer_type_free; | |
70 | integer_type->p.declaration_free = _integer_declaration_free; | |
71 | integer_type->p.declaration_new = _integer_declaration_new; | |
72 | integer_type->p.ref = 1; | |
73 | integer_type->len = len; | |
74 | integer_type->byte_order = byte_order; | |
75 | integer_type->signedness = signedness; | |
e19c3d69 | 76 | return integer_type; |
698f0fe4 | 77 | } |
c054553d MD |
78 | |
79 | static | |
e19c3d69 MD |
80 | struct declaration * |
81 | _integer_declaration_new(struct type *type, | |
82 | struct declaration_scope *parent_scope) | |
c054553d | 83 | { |
e19c3d69 MD |
84 | struct type_integer *integer_type = |
85 | container_of(type, struct type_integer, p); | |
86 | struct declaration_integer *integer; | |
c054553d | 87 | |
e19c3d69 MD |
88 | integer = g_new(struct declaration_integer, 1); |
89 | type_ref(&integer_type->p); | |
6ee5115e MD |
90 | integer->p.type = type; |
91 | integer->type = integer_type; | |
c054553d MD |
92 | integer->p.ref = 1; |
93 | integer->value._unsigned = 0; | |
94 | return &integer->p; | |
95 | } | |
96 | ||
97 | static | |
e19c3d69 | 98 | void _integer_declaration_free(struct declaration *declaration) |
c054553d | 99 | { |
e19c3d69 MD |
100 | struct declaration_integer *integer = |
101 | container_of(declaration, struct declaration_integer, p); | |
c054553d | 102 | |
e19c3d69 | 103 | type_unref(integer->p.type); |
c054553d MD |
104 | g_free(integer); |
105 | } |