Commit | Line | Data |
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1ae19169 MD |
1 | /* |
2 | * Common Trace Format | |
3 | * | |
4 | * Integers read/write functions. | |
5 | * | |
64fa3fec MD |
6 | * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation |
7 | * | |
8 | * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
1ae19169 MD |
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. | |
19 | */ | |
20 | ||
21 | #include <babeltrace/ctf-text/types.h> | |
22 | #include <stdio.h> | |
23 | #include <inttypes.h> | |
24 | #include <stdint.h> | |
4d5fc303 | 25 | #include <babeltrace/bitfield.h> |
1ae19169 | 26 | |
c5e74408 | 27 | int ctf_text_integer_write(struct stream_pos *ppos, struct definition *definition) |
1ae19169 MD |
28 | { |
29 | struct definition_integer *integer_definition = | |
30 | container_of(definition, struct definition_integer, p); | |
31 | const struct declaration_integer *integer_declaration = | |
32 | integer_definition->declaration; | |
33 | struct ctf_text_stream_pos *pos = ctf_text_pos(ppos); | |
34 | ||
d335f0f7 MD |
35 | if (!print_field(definition)) |
36 | return 0; | |
37 | ||
1ae19169 | 38 | if (pos->dummy) |
c5e74408 | 39 | return 0; |
31262354 | 40 | |
fd3382e8 | 41 | if (pos->field_nr++ != 0) |
31262354 | 42 | fprintf(pos->fp, ","); |
fd3382e8 | 43 | fprintf(pos->fp, " "); |
31262354 MD |
44 | if (pos->print_names) |
45 | fprintf(pos->fp, "%s = ", | |
6743f229 | 46 | rem_(g_quark_to_string(definition->name))); |
31262354 | 47 | |
720d3e65 MD |
48 | if (pos->string |
49 | && (integer_declaration->encoding == CTF_STRING_ASCII | |
50 | || integer_declaration->encoding == CTF_STRING_UTF8)) { | |
81dee1bb MD |
51 | |
52 | if (!integer_declaration->signedness) { | |
53 | g_string_append_c(pos->string, | |
54 | (int) integer_definition->value._unsigned); | |
55 | } else { | |
56 | g_string_append_c(pos->string, | |
57 | (int) integer_definition->value._signed); | |
58 | } | |
59 | return 0; | |
60 | } | |
61 | ||
164078da | 62 | switch (integer_declaration->base) { |
4d5fc303 MD |
63 | case 0: /* default */ |
64 | case 10: | |
65 | if (!integer_declaration->signedness) { | |
66 | fprintf(pos->fp, "%" PRIu64, | |
67 | integer_definition->value._unsigned); | |
68 | } else { | |
69 | fprintf(pos->fp, "%" PRId64, | |
70 | integer_definition->value._signed); | |
71 | } | |
72 | break; | |
164078da MD |
73 | case 2: |
74 | { | |
75 | int bitnr; | |
4d5fc303 MD |
76 | uint64_t v; |
77 | ||
78 | if (!integer_declaration->signedness) | |
79 | v = integer_definition->value._unsigned; | |
80 | else | |
81 | v = (uint64_t) integer_definition->value._signed; | |
31262354 | 82 | |
db393391 | 83 | fprintf(pos->fp, "0b"); |
4d5fc303 MD |
84 | v = _bt_piecewise_lshift(v, 64 - integer_declaration->len); |
85 | for (bitnr = 0; bitnr < integer_declaration->len; bitnr++) { | |
86 | fprintf(pos->fp, "%u", (v & (1ULL << 63)) ? 1 : 0); | |
87 | v = _bt_piecewise_lshift(v, 1); | |
164078da MD |
88 | } |
89 | break; | |
90 | } | |
91 | case 8: | |
4d5fc303 MD |
92 | { |
93 | uint64_t v; | |
94 | ||
95 | if (!integer_declaration->signedness) | |
96 | v = integer_definition->value._unsigned; | |
97 | else | |
98 | v = (uint64_t) integer_definition->value._signed; | |
99 | ||
5c551b40 | 100 | fprintf(pos->fp, "0%" PRIo64, v); |
164078da | 101 | break; |
4d5fc303 | 102 | } |
164078da | 103 | case 16: |
4d5fc303 MD |
104 | { |
105 | uint64_t v; | |
106 | ||
107 | if (!integer_declaration->signedness) | |
108 | v = integer_definition->value._unsigned; | |
109 | else | |
110 | v = (uint64_t) integer_definition->value._signed; | |
111 | ||
5c551b40 | 112 | fprintf(pos->fp, "0x%" PRIX64, v); |
164078da | 113 | break; |
4d5fc303 | 114 | } |
164078da MD |
115 | default: |
116 | return -EINVAL; | |
1ae19169 | 117 | } |
164078da | 118 | |
c5e74408 | 119 | return 0; |
1ae19169 | 120 | } |