Commit | Line | Data |
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fc93b2bd | 1 | /* |
ccd7e1c8 | 2 | * integer.c |
fc93b2bd | 3 | * |
ccd7e1c8 | 4 | * BabelTrace - Integer Type Converter |
fc93b2bd | 5 | * |
64fa3fec MD |
6 | * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation |
7 | * | |
8 | * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
fc93b2bd | 9 | * |
ccd7e1c8 MD |
10 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
11 | * of this software and associated documentation files (the "Software"), to deal | |
12 | * in the Software without restriction, including without limitation the rights | |
13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
14 | * copies of the Software, and to permit persons to whom the Software is | |
15 | * furnished to do so, subject to the following conditions: | |
fc93b2bd | 16 | * |
ccd7e1c8 MD |
17 | * The above copyright notice and this permission notice shall be included in |
18 | * all copies or substantial portions of the Software. | |
c462e188 MD |
19 | * |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
26 | * SOFTWARE. | |
fc93b2bd MD |
27 | */ |
28 | ||
29 | #include <babeltrace/compiler.h> | |
698f0fe4 | 30 | #include <babeltrace/align.h> |
4c8bfb7e | 31 | #include <babeltrace/format.h> |
3122e6f0 | 32 | #include <babeltrace/types.h> |
fc93b2bd MD |
33 | #include <stdint.h> |
34 | ||
c054553d | 35 | static |
ecc54f11 | 36 | struct bt_definition *_integer_definition_new(struct bt_declaration *declaration, |
05c749e5 | 37 | struct definition_scope *parent_scope, |
98df1c9f MD |
38 | GQuark field_name, int index, |
39 | const char *root_name); | |
c054553d | 40 | static |
0d69b916 | 41 | void _integer_definition_free(struct bt_definition *definition); |
c054553d | 42 | |
c054553d | 43 | static |
ecc54f11 | 44 | void _integer_declaration_free(struct bt_declaration *declaration) |
90b676d7 | 45 | { |
f6625916 MD |
46 | struct declaration_integer *integer_declaration = |
47 | container_of(declaration, struct declaration_integer, p); | |
48 | g_free(integer_declaration); | |
90b676d7 MD |
49 | } |
50 | ||
f6625916 | 51 | struct declaration_integer * |
becd02a1 | 52 | bt_integer_declaration_new(size_t len, int byte_order, |
81dee1bb | 53 | int signedness, size_t alignment, int base, |
56e60373 MD |
54 | enum ctf_string_encoding encoding, |
55 | struct ctf_clock *clock) | |
698f0fe4 | 56 | { |
f6625916 | 57 | struct declaration_integer *integer_declaration; |
698f0fe4 | 58 | |
c40a57e5 | 59 | integer_declaration = g_new0(struct declaration_integer, 1); |
f6625916 | 60 | integer_declaration->p.id = CTF_TYPE_INTEGER; |
f6625916 | 61 | integer_declaration->p.alignment = alignment; |
f6625916 MD |
62 | integer_declaration->p.declaration_free = _integer_declaration_free; |
63 | integer_declaration->p.definition_free = _integer_definition_free; | |
64 | integer_declaration->p.definition_new = _integer_definition_new; | |
65 | integer_declaration->p.ref = 1; | |
66 | integer_declaration->len = len; | |
67 | integer_declaration->byte_order = byte_order; | |
68 | integer_declaration->signedness = signedness; | |
164078da | 69 | integer_declaration->base = base; |
81dee1bb | 70 | integer_declaration->encoding = encoding; |
56e60373 | 71 | integer_declaration->clock = clock; |
f6625916 | 72 | return integer_declaration; |
698f0fe4 | 73 | } |
c054553d MD |
74 | |
75 | static | |
0d69b916 | 76 | struct bt_definition * |
ecc54f11 | 77 | _integer_definition_new(struct bt_declaration *declaration, |
05c749e5 | 78 | struct definition_scope *parent_scope, |
98df1c9f MD |
79 | GQuark field_name, int index, |
80 | const char *root_name) | |
c054553d | 81 | { |
f6625916 MD |
82 | struct declaration_integer *integer_declaration = |
83 | container_of(declaration, struct declaration_integer, p); | |
e1151715 | 84 | struct definition_integer *integer; |
98df1c9f | 85 | int ret; |
c054553d | 86 | |
c40a57e5 | 87 | integer = g_new0(struct definition_integer, 1); |
e6b4b4f4 | 88 | bt_declaration_ref(&integer_declaration->p); |
f6625916 MD |
89 | integer->p.declaration = declaration; |
90 | integer->declaration = integer_declaration; | |
c054553d | 91 | integer->p.ref = 1; |
98df1c9f MD |
92 | /* |
93 | * Use INT_MAX order to ensure that all fields of the parent | |
94 | * scope are seen as being prior to this scope. | |
95 | */ | |
96 | integer->p.index = root_name ? INT_MAX : index; | |
b1a2f580 | 97 | integer->p.name = field_name; |
2b77e6a6 | 98 | integer->p.path = bt_new_definition_path(parent_scope, field_name, |
98df1c9f | 99 | root_name); |
a35173fe | 100 | integer->p.scope = NULL; |
c054553d | 101 | integer->value._unsigned = 0; |
2b77e6a6 | 102 | ret = bt_register_field_definition(field_name, &integer->p, |
98df1c9f MD |
103 | parent_scope); |
104 | assert(!ret); | |
c054553d MD |
105 | return &integer->p; |
106 | } | |
107 | ||
108 | static | |
0d69b916 | 109 | void _integer_definition_free(struct bt_definition *definition) |
c054553d | 110 | { |
e1151715 MD |
111 | struct definition_integer *integer = |
112 | container_of(definition, struct definition_integer, p); | |
c054553d | 113 | |
e6b4b4f4 | 114 | bt_declaration_unref(integer->p.declaration); |
c054553d MD |
115 | g_free(integer); |
116 | } | |
343c801f | 117 | |
0d69b916 | 118 | enum ctf_string_encoding bt_get_int_encoding(const struct bt_definition *field) |
8673030f JD |
119 | { |
120 | struct definition_integer *integer_definition; | |
121 | const struct declaration_integer *integer_declaration; | |
122 | ||
123 | integer_definition = container_of(field, struct definition_integer, p); | |
124 | integer_declaration = integer_definition->declaration; | |
125 | ||
126 | return integer_declaration->encoding; | |
127 | } | |
128 | ||
0d69b916 | 129 | int bt_get_int_base(const struct bt_definition *field) |
8673030f JD |
130 | { |
131 | struct definition_integer *integer_definition; | |
132 | const struct declaration_integer *integer_declaration; | |
133 | ||
134 | integer_definition = container_of(field, struct definition_integer, p); | |
135 | integer_declaration = integer_definition->declaration; | |
136 | ||
137 | return integer_declaration->base; | |
138 | } | |
139 | ||
0d69b916 | 140 | size_t bt_get_int_len(const struct bt_definition *field) |
fef0e521 MD |
141 | { |
142 | struct definition_integer *integer_definition; | |
143 | const struct declaration_integer *integer_declaration; | |
144 | ||
145 | integer_definition = container_of(field, struct definition_integer, p); | |
146 | integer_declaration = integer_definition->declaration; | |
147 | ||
148 | return integer_declaration->len; | |
149 | } | |
150 | ||
0d69b916 | 151 | int bt_get_int_byte_order(const struct bt_definition *field) |
8673030f JD |
152 | { |
153 | struct definition_integer *integer_definition; | |
154 | const struct declaration_integer *integer_declaration; | |
155 | ||
156 | integer_definition = container_of(field, struct definition_integer, p); | |
157 | integer_declaration = integer_definition->declaration; | |
158 | ||
159 | return integer_declaration->byte_order; | |
160 | } | |
161 | ||
0d69b916 | 162 | int bt_get_int_signedness(const struct bt_definition *field) |
8673030f JD |
163 | { |
164 | struct definition_integer *integer_definition; | |
165 | const struct declaration_integer *integer_declaration; | |
166 | ||
167 | integer_definition = container_of(field, struct definition_integer, p); | |
168 | integer_declaration = integer_definition->declaration; | |
169 | ||
170 | return integer_declaration->signedness; | |
171 | } | |
172 | ||
0d69b916 | 173 | uint64_t bt_get_unsigned_int(const struct bt_definition *field) |
343c801f JD |
174 | { |
175 | struct definition_integer *integer_definition; | |
176 | const struct declaration_integer *integer_declaration; | |
177 | ||
178 | integer_definition = container_of(field, struct definition_integer, p); | |
179 | integer_declaration = integer_definition->declaration; | |
180 | ||
181 | if (!integer_declaration->signedness) { | |
182 | return integer_definition->value._unsigned; | |
183 | } | |
1f7b01c2 | 184 | fprintf(stderr, "[warning] Extracting unsigned value from a signed int (%s)\n", |
5c6cab21 | 185 | g_quark_to_string(field->name)); |
343c801f JD |
186 | return (uint64_t)integer_definition->value._signed; |
187 | } | |
188 | ||
0d69b916 | 189 | int64_t bt_get_signed_int(const struct bt_definition *field) |
343c801f JD |
190 | { |
191 | struct definition_integer *integer_definition; | |
192 | const struct declaration_integer *integer_declaration; | |
193 | ||
194 | integer_definition = container_of(field, struct definition_integer, p); | |
195 | integer_declaration = integer_definition->declaration; | |
196 | ||
197 | if (integer_declaration->signedness) { | |
198 | return integer_definition->value._signed; | |
199 | } | |
1f7b01c2 | 200 | fprintf(stderr, "[warning] Extracting signed value from an unsigned int (%s)\n", |
5c6cab21 | 201 | g_quark_to_string(field->name)); |
343c801f JD |
202 | return (int64_t)integer_definition->value._unsigned; |
203 | } |