/src/capstonev5/SStream.c
Line | Count | Source |
1 | | /* Capstone Disassembly Engine */ |
2 | | /* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */ |
3 | | |
4 | | #include <stdarg.h> |
5 | | #if defined(CAPSTONE_HAS_OSXKERNEL) |
6 | | #include <Availability.h> |
7 | | #include <libkern/libkern.h> |
8 | | #include <i386/limits.h> |
9 | | #else |
10 | | #include <stdio.h> |
11 | | #include <limits.h> |
12 | | #endif |
13 | | #include <string.h> |
14 | | |
15 | | #include <capstone/platform.h> |
16 | | |
17 | | #include "SStream.h" |
18 | | #include "cs_priv.h" |
19 | | #include "utils.h" |
20 | | |
21 | | #ifdef _MSC_VER |
22 | | #pragma warning(disable: 4996) // disable MSVC's warning on strcpy() |
23 | | #endif |
24 | | |
25 | | void SStream_Init(SStream *ss) |
26 | 2.83M | { |
27 | 2.83M | ss->index = 0; |
28 | 2.83M | ss->buffer[0] = '\0'; |
29 | 2.83M | } |
30 | | |
31 | | void SStream_concat0(SStream *ss, const char *s) |
32 | 12.7M | { |
33 | 12.7M | #ifndef CAPSTONE_DIET |
34 | 12.7M | unsigned int len = (unsigned int) strlen(s); |
35 | | |
36 | 12.7M | SSTREAM_OVERFLOW_CHECK(ss, len); |
37 | 12.7M | memcpy(ss->buffer + ss->index, s, len); |
38 | 12.7M | ss->index += len; |
39 | 12.7M | ss->buffer[ss->index] = '\0'; |
40 | 12.7M | #endif |
41 | 12.7M | } |
42 | | |
43 | | void SStream_concat1(SStream *ss, const char c) |
44 | 310k | { |
45 | 310k | #ifndef CAPSTONE_DIET |
46 | 310k | SSTREAM_OVERFLOW_CHECK(ss, 1); |
47 | 310k | ss->buffer[ss->index] = c; |
48 | 310k | ss->index++; |
49 | 310k | ss->buffer[ss->index] = '\0'; |
50 | 310k | #endif |
51 | 310k | } |
52 | | |
53 | | void SStream_concat(SStream *ss, const char *fmt, ...) |
54 | 3.84M | { |
55 | 3.84M | #ifndef CAPSTONE_DIET |
56 | 3.84M | va_list ap; |
57 | 3.84M | int ret; |
58 | | |
59 | 3.84M | va_start(ap, fmt); |
60 | 3.84M | ret = cs_vsnprintf(ss->buffer + ss->index, sizeof(ss->buffer) - (ss->index + 1), fmt, ap); |
61 | 3.84M | va_end(ap); |
62 | 3.84M | if (ret < 0) { |
63 | 0 | return; |
64 | 0 | } |
65 | 3.84M | SSTREAM_OVERFLOW_CHECK(ss, ret); |
66 | 3.84M | ss->index += ret; |
67 | 3.84M | #endif |
68 | 3.84M | } |
69 | | |
70 | | // print number with prefix # |
71 | | void printInt64Bang(SStream *O, int64_t val) |
72 | 50.4k | { |
73 | 50.4k | if (val >= 0) { |
74 | 31.2k | if (val > HEX_THRESHOLD) |
75 | 25.4k | SStream_concat(O, "#0x%"PRIx64, val); |
76 | 5.80k | else |
77 | 5.80k | SStream_concat(O, "#%"PRIu64, val); |
78 | 31.2k | } else { |
79 | 19.2k | if (val <- HEX_THRESHOLD) { |
80 | 17.1k | if (val == LONG_MIN) |
81 | 94 | SStream_concat(O, "#-0x%"PRIx64, (uint64_t)val); |
82 | 17.0k | else |
83 | 17.0k | SStream_concat(O, "#-0x%"PRIx64, (uint64_t)-val); |
84 | 17.1k | } else |
85 | 2.10k | SStream_concat(O, "#-%"PRIu64, -val); |
86 | 19.2k | } |
87 | 50.4k | } |
88 | | |
89 | | void printUInt64Bang(SStream *O, uint64_t val) |
90 | 61.9k | { |
91 | 61.9k | if (val > HEX_THRESHOLD) |
92 | 42.1k | SStream_concat(O, "#0x%"PRIx64, val); |
93 | 19.8k | else |
94 | 19.8k | SStream_concat(O, "#%"PRIu64, val); |
95 | 61.9k | } |
96 | | |
97 | | // print number |
98 | | void printInt64(SStream *O, int64_t val) |
99 | 227k | { |
100 | 227k | if (val >= 0) { |
101 | 170k | if (val > HEX_THRESHOLD) |
102 | 136k | SStream_concat(O, "0x%"PRIx64, val); |
103 | 33.7k | else |
104 | 33.7k | SStream_concat(O, "%"PRIu64, val); |
105 | 170k | } else { |
106 | 56.9k | if (val <- HEX_THRESHOLD) { |
107 | 53.7k | if (val == LONG_MIN) |
108 | 0 | SStream_concat(O, "-0x%"PRIx64, (uint64_t)val); |
109 | 53.7k | else |
110 | 53.7k | SStream_concat(O, "-0x%"PRIx64, (uint64_t)-val); |
111 | 53.7k | } else |
112 | 3.21k | SStream_concat(O, "-%"PRIu64, -val); |
113 | 56.9k | } |
114 | 227k | } |
115 | | |
116 | | void printUInt64(SStream *O, uint64_t val) |
117 | 10.3k | { |
118 | 10.3k | if (val > HEX_THRESHOLD) |
119 | 10.2k | SStream_concat(O, "0x%"PRIx64, val); |
120 | 107 | else |
121 | 107 | SStream_concat(O, "%"PRIu64, val); |
122 | 10.3k | } |
123 | | |
124 | | // print number in decimal mode |
125 | | void printInt32BangDec(SStream *O, int32_t val) |
126 | 11.5k | { |
127 | 11.5k | if (val >= 0) |
128 | 11.5k | SStream_concat(O, "#%u", val); |
129 | 0 | else { |
130 | 0 | if (val == INT_MIN) |
131 | 0 | SStream_concat(O, "#-%u", val); |
132 | 0 | else |
133 | 0 | SStream_concat(O, "#-%u", (uint32_t)-val); |
134 | 0 | } |
135 | 11.5k | } |
136 | | |
137 | | void printInt32Bang(SStream *O, int32_t val) |
138 | 157k | { |
139 | 157k | if (val >= 0) { |
140 | 155k | if (val > HEX_THRESHOLD) |
141 | 86.6k | SStream_concat(O, "#0x%x", val); |
142 | 68.3k | else |
143 | 68.3k | SStream_concat(O, "#%u", val); |
144 | 155k | } else { |
145 | 2.10k | if (val <- HEX_THRESHOLD) { |
146 | 1.68k | if (val == INT_MIN) |
147 | 11 | SStream_concat(O, "#-0x%x", (uint32_t)val); |
148 | 1.67k | else |
149 | 1.67k | SStream_concat(O, "#-0x%x", (uint32_t)-val); |
150 | 1.68k | } else |
151 | 424 | SStream_concat(O, "#-%u", -val); |
152 | 2.10k | } |
153 | 157k | } |
154 | | |
155 | | void printInt32(SStream *O, int32_t val) |
156 | 89.1k | { |
157 | 89.1k | if (val >= 0) { |
158 | 76.6k | if (val > HEX_THRESHOLD) |
159 | 30.9k | SStream_concat(O, "0x%x", val); |
160 | 45.6k | else |
161 | 45.6k | SStream_concat(O, "%u", val); |
162 | 76.6k | } else { |
163 | 12.5k | if (val <- HEX_THRESHOLD) { |
164 | 12.1k | if (val == INT_MIN) |
165 | 62 | SStream_concat(O, "-0x%x", (uint32_t)val); |
166 | 12.1k | else |
167 | 12.1k | SStream_concat(O, "-0x%x", (uint32_t)-val); |
168 | 12.1k | } else |
169 | 377 | SStream_concat(O, "-%u", -val); |
170 | 12.5k | } |
171 | 89.1k | } |
172 | | |
173 | | void printUInt32Bang(SStream *O, uint32_t val) |
174 | 185k | { |
175 | 185k | if (val > HEX_THRESHOLD) |
176 | 158k | SStream_concat(O, "#0x%x", val); |
177 | 26.2k | else |
178 | 26.2k | SStream_concat(O, "#%u", val); |
179 | 185k | } |
180 | | |
181 | | void printUInt32(SStream *O, uint32_t val) |
182 | 62.3k | { |
183 | 62.3k | if (val > HEX_THRESHOLD) |
184 | 18.9k | SStream_concat(O, "0x%x", val); |
185 | 43.4k | else |
186 | 43.4k | SStream_concat(O, "%u", val); |
187 | 62.3k | } |