4 * Integers read/write functions.
6 * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
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
29 #include <babeltrace/ctf-text/types.h>
33 #include <babeltrace/bitfield.h>
34 #include <babeltrace/trace-debuginfo.h>
36 int ctf_text_integer_write(struct bt_stream_pos
*ppos
, struct bt_definition
*definition
)
38 struct definition_integer
*integer_definition
=
39 container_of(definition
, struct definition_integer
, p
);
40 const struct declaration_integer
*integer_declaration
=
41 integer_definition
->declaration
;
42 struct ctf_text_stream_pos
*pos
= ctf_text_pos(ppos
);
44 if (!print_field(definition
))
50 if (pos
->field_nr
++ != 0)
51 fprintf(pos
->fp
, ",");
52 fprintf(pos
->fp
, " ");
54 fprintf(pos
->fp
, "%s = ",
55 rem_(g_quark_to_string(definition
->name
)));
58 && (integer_declaration
->encoding
== CTF_STRING_ASCII
59 || integer_declaration
->encoding
== CTF_STRING_UTF8
)) {
61 if (!integer_declaration
->signedness
) {
62 g_string_append_c(pos
->string
,
63 (int) integer_definition
->value
._unsigned
);
65 g_string_append_c(pos
->string
,
66 (int) integer_definition
->value
._signed
);
71 switch (integer_declaration
->base
) {
74 if (!integer_declaration
->signedness
) {
75 fprintf(pos
->fp
, "%" PRIu64
,
76 integer_definition
->value
._unsigned
);
78 fprintf(pos
->fp
, "%" PRId64
,
79 integer_definition
->value
._signed
);
87 if (!integer_declaration
->signedness
)
88 v
= integer_definition
->value
._unsigned
;
90 v
= (uint64_t) integer_definition
->value
._signed
;
92 fprintf(pos
->fp
, "0b");
93 v
= _bt_piecewise_lshift(v
, 64 - integer_declaration
->len
);
94 for (bitnr
= 0; bitnr
< integer_declaration
->len
; bitnr
++) {
95 fprintf(pos
->fp
, "%u", (v
& (1ULL << 63)) ? 1 : 0);
96 v
= _bt_piecewise_lshift(v
, 1);
104 if (!integer_declaration
->signedness
) {
105 v
= integer_definition
->value
._unsigned
;
107 v
= (uint64_t) integer_definition
->value
._signed
;
108 if (integer_declaration
->len
< 64) {
109 /* Round length to the nearest 3-bit */
110 uint8_t rounded_len
=
111 integer_declaration
->len
+
112 ((integer_declaration
->len
+ 2) % 3);
114 v
&= ((uint64_t) 1 << rounded_len
) - 1;
118 fprintf(pos
->fp
, "0%" PRIo64
, v
);
125 if (!integer_declaration
->signedness
) {
126 v
= integer_definition
->value
._unsigned
;
128 v
= (uint64_t) integer_definition
->value
._signed
;
129 if (integer_declaration
->len
< 64) {
130 /* Round length to the nearest nibble */
131 uint8_t rounded_len
=
132 ((integer_declaration
->len
+ 3) & ~0x3);
134 v
&= ((uint64_t) 1 << rounded_len
) - 1;
138 fprintf(pos
->fp
, "0x%" PRIX64
, v
);
145 ctf_text_integer_write_debug_info(ppos
, definition
);
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