Add missing permission notice in each source file
[babeltrace.git] / formats / ctf-text / types / integer.c
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1/*
2 * Common Trace Format
3 *
4 * Integers read/write functions.
5 *
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6 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
7 *
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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9 *
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:
16 *
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
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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.
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27 */
28
29#include <babeltrace/ctf-text/types.h>
30#include <stdio.h>
31#include <inttypes.h>
32#include <stdint.h>
4d5fc303 33#include <babeltrace/bitfield.h>
1ae19169 34
c5e74408 35int ctf_text_integer_write(struct stream_pos *ppos, struct definition *definition)
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36{
37 struct definition_integer *integer_definition =
38 container_of(definition, struct definition_integer, p);
39 const struct declaration_integer *integer_declaration =
40 integer_definition->declaration;
41 struct ctf_text_stream_pos *pos = ctf_text_pos(ppos);
42
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43 if (!print_field(definition))
44 return 0;
45
1ae19169 46 if (pos->dummy)
c5e74408 47 return 0;
31262354 48
fd3382e8 49 if (pos->field_nr++ != 0)
31262354 50 fprintf(pos->fp, ",");
fd3382e8 51 fprintf(pos->fp, " ");
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52 if (pos->print_names)
53 fprintf(pos->fp, "%s = ",
6743f229 54 rem_(g_quark_to_string(definition->name)));
31262354 55
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56 if (pos->string
57 && (integer_declaration->encoding == CTF_STRING_ASCII
58 || integer_declaration->encoding == CTF_STRING_UTF8)) {
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59
60 if (!integer_declaration->signedness) {
61 g_string_append_c(pos->string,
62 (int) integer_definition->value._unsigned);
63 } else {
64 g_string_append_c(pos->string,
65 (int) integer_definition->value._signed);
66 }
67 return 0;
68 }
69
164078da 70 switch (integer_declaration->base) {
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71 case 0: /* default */
72 case 10:
73 if (!integer_declaration->signedness) {
74 fprintf(pos->fp, "%" PRIu64,
75 integer_definition->value._unsigned);
76 } else {
77 fprintf(pos->fp, "%" PRId64,
78 integer_definition->value._signed);
79 }
80 break;
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81 case 2:
82 {
83 int bitnr;
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84 uint64_t v;
85
86 if (!integer_declaration->signedness)
87 v = integer_definition->value._unsigned;
88 else
89 v = (uint64_t) integer_definition->value._signed;
31262354 90
db393391 91 fprintf(pos->fp, "0b");
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92 v = _bt_piecewise_lshift(v, 64 - integer_declaration->len);
93 for (bitnr = 0; bitnr < integer_declaration->len; bitnr++) {
94 fprintf(pos->fp, "%u", (v & (1ULL << 63)) ? 1 : 0);
95 v = _bt_piecewise_lshift(v, 1);
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96 }
97 break;
98 }
99 case 8:
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100 {
101 uint64_t v;
102
103 if (!integer_declaration->signedness)
104 v = integer_definition->value._unsigned;
105 else
106 v = (uint64_t) integer_definition->value._signed;
107
5c551b40 108 fprintf(pos->fp, "0%" PRIo64, v);
164078da 109 break;
4d5fc303 110 }
164078da 111 case 16:
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112 {
113 uint64_t v;
114
115 if (!integer_declaration->signedness)
116 v = integer_definition->value._unsigned;
117 else
118 v = (uint64_t) integer_definition->value._signed;
119
5c551b40 120 fprintf(pos->fp, "0x%" PRIX64, v);
164078da 121 break;
4d5fc303 122 }
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123 default:
124 return -EINVAL;
1ae19169 125 }
164078da 126
c5e74408 127 return 0;
1ae19169 128}
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