Nguyen Anh Quynh | 6023ef7 | 2014-04-29 11:21:04 +0800 | [diff] [blame] | 1 | /* Capstone Disassembly Engine */ |
| 2 | /* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2014 */ |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 3 | |
tandasat | e51eeae | 2016-04-23 15:58:31 -0700 | [diff] [blame] | 4 | #if !defined(_MSC_VER) || !defined(_KERNEL_MODE) |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 5 | #include <stdint.h> |
tandasat | e51eeae | 2016-04-23 15:58:31 -0700 | [diff] [blame] | 6 | #endif |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 7 | #include <stdarg.h> |
reverser | bcf09f4 | 2015-04-09 18:28:19 +0100 | [diff] [blame] | 8 | #if defined(CAPSTONE_HAS_OSXKERNEL) |
vit9696 | 7723175 | 2018-06-15 00:12:26 +0300 | [diff] [blame] | 9 | #include <Availability.h> |
reverser | bcf09f4 | 2015-04-09 18:28:19 +0100 | [diff] [blame] | 10 | #include <libkern/libkern.h> |
vit9696 | 946fe47 | 2018-06-14 00:59:39 +0300 | [diff] [blame] | 11 | #include <i386/limits.h> |
reverser | bcf09f4 | 2015-04-09 18:28:19 +0100 | [diff] [blame] | 12 | #else |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 13 | #include <stdio.h> |
vit9696 | 946fe47 | 2018-06-14 00:59:39 +0300 | [diff] [blame] | 14 | #include <limits.h> |
reverser | bcf09f4 | 2015-04-09 18:28:19 +0100 | [diff] [blame] | 15 | #endif |
Nguyen Anh Quynh | b76233c | 2014-06-04 18:31:02 +0800 | [diff] [blame] | 16 | #include <string.h> |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 17 | |
Nguyen Anh Quynh | b158b93 | 2016-04-26 09:47:30 +0800 | [diff] [blame] | 18 | #include <platform.h> |
| 19 | |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 20 | #include "SStream.h" |
Nguyen Anh Quynh | edeeb04 | 2014-01-15 20:44:03 +0800 | [diff] [blame] | 21 | #include "cs_priv.h" |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 22 | #include "utils.h" |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 23 | |
Nguyen Anh Quynh | 476d5ad | 2014-06-17 15:09:59 +0800 | [diff] [blame] | 24 | #ifdef _MSC_VER |
| 25 | #pragma warning(disable: 4996) // disable MSVC's warning on strcpy() |
| 26 | #endif |
| 27 | |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 28 | void SStream_Init(SStream *ss) |
| 29 | { |
| 30 | ss->index = 0; |
| 31 | ss->buffer[0] = '\0'; |
| 32 | } |
| 33 | |
Richard Henderson | 22ead3e | 2017-10-21 17:45:40 -0700 | [diff] [blame] | 34 | void SStream_concat0(SStream *ss, const char *s) |
Nguyen Anh Quynh | b76233c | 2014-06-04 18:31:02 +0800 | [diff] [blame] | 35 | { |
| 36 | #ifndef CAPSTONE_DIET |
flyingsymbols | d91f964 | 2014-10-22 03:21:43 -0400 | [diff] [blame] | 37 | unsigned int len = (unsigned int) strlen(s); |
Nguyen Anh Quynh | ea3c089 | 2014-10-02 10:17:55 +0800 | [diff] [blame] | 38 | |
| 39 | memcpy(ss->buffer + ss->index, s, len); |
| 40 | ss->index += len; |
| 41 | ss->buffer[ss->index] = '\0'; |
Nguyen Anh Quynh | b76233c | 2014-06-04 18:31:02 +0800 | [diff] [blame] | 42 | #endif |
| 43 | } |
| 44 | |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 45 | void SStream_concat(SStream *ss, const char *fmt, ...) |
| 46 | { |
Nguyen Anh Quynh | fc83a43 | 2014-02-22 23:26:27 +0800 | [diff] [blame] | 47 | #ifndef CAPSTONE_DIET |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 48 | va_list ap; |
Nguyen Anh Quynh | bb0744d | 2014-05-12 13:41:49 +0800 | [diff] [blame] | 49 | int ret; |
| 50 | |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 51 | va_start(ap, fmt); |
Axel 0vercl0k Souchet | 779d4c7 | 2014-05-08 23:44:49 +0100 | [diff] [blame] | 52 | ret = cs_vsnprintf(ss->buffer + ss->index, sizeof(ss->buffer) - (ss->index + 1), fmt, ap); |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 53 | va_end(ap); |
| 54 | ss->index += ret; |
Nguyen Anh Quynh | fc83a43 | 2014-02-22 23:26:27 +0800 | [diff] [blame] | 55 | #endif |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 56 | } |
| 57 | |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 58 | // print number with prefix # |
| 59 | void printInt64Bang(SStream *O, int64_t val) |
| 60 | { |
| 61 | if (val >= 0) { |
| 62 | if (val > HEX_THRESHOLD) |
| 63 | SStream_concat(O, "#0x%"PRIx64, val); |
| 64 | else |
| 65 | SStream_concat(O, "#%"PRIu64, val); |
| 66 | } else { |
| 67 | if (val <- HEX_THRESHOLD) |
Catena cyber | a0a7b20 | 2018-06-02 16:20:13 +0200 | [diff] [blame] | 68 | if (val == LONG_MIN) |
| 69 | SStream_concat(O, "#-0x%"PRIx64, val); |
| 70 | else |
| 71 | SStream_concat(O, "#-0x%"PRIx64, -val); |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 72 | else |
| 73 | SStream_concat(O, "#-%"PRIu64, -val); |
| 74 | } |
| 75 | } |
| 76 | |
Nguyen Anh Quynh | 03a1836 | 2014-12-12 22:06:06 +0800 | [diff] [blame] | 77 | void printUInt64Bang(SStream *O, uint64_t val) |
| 78 | { |
| 79 | if (val > HEX_THRESHOLD) |
| 80 | SStream_concat(O, "#0x%"PRIx64, val); |
| 81 | else |
| 82 | SStream_concat(O, "#%"PRIu64, val); |
| 83 | } |
| 84 | |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 85 | // print number |
| 86 | void printInt64(SStream *O, int64_t val) |
| 87 | { |
| 88 | if (val >= 0) { |
| 89 | if (val > HEX_THRESHOLD) |
| 90 | SStream_concat(O, "0x%"PRIx64, val); |
| 91 | else |
| 92 | SStream_concat(O, "%"PRIu64, val); |
| 93 | } else { |
| 94 | if (val <- HEX_THRESHOLD) |
Catena cyber | a0a7b20 | 2018-06-02 16:20:13 +0200 | [diff] [blame] | 95 | if (val == LONG_MIN) |
| 96 | SStream_concat(O, "-0x%"PRIx64, val); |
| 97 | else |
| 98 | SStream_concat(O, "-0x%"PRIx64, -val); |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 99 | else |
| 100 | SStream_concat(O, "-%"PRIu64, -val); |
| 101 | } |
| 102 | } |
| 103 | |
Nguyen Anh Quynh | c109e8e | 2014-11-08 13:58:50 +0800 | [diff] [blame] | 104 | // print number in decimal mode |
| 105 | void printInt32BangDec(SStream *O, int32_t val) |
| 106 | { |
| 107 | if (val >= 0) |
| 108 | SStream_concat(O, "#%u", val); |
| 109 | else |
Catena cyber | a0a7b20 | 2018-06-02 16:20:13 +0200 | [diff] [blame] | 110 | if (val == INT_MIN) |
| 111 | SStream_concat(O, "#-%u", val); |
| 112 | else |
| 113 | SStream_concat(O, "#-%u", -val); |
Nguyen Anh Quynh | c109e8e | 2014-11-08 13:58:50 +0800 | [diff] [blame] | 114 | } |
| 115 | |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 116 | void printInt32Bang(SStream *O, int32_t val) |
| 117 | { |
| 118 | if (val >= 0) { |
| 119 | if (val > HEX_THRESHOLD) |
| 120 | SStream_concat(O, "#0x%x", val); |
| 121 | else |
| 122 | SStream_concat(O, "#%u", val); |
| 123 | } else { |
| 124 | if (val <- HEX_THRESHOLD) |
Catena cyber | a0a7b20 | 2018-06-02 16:20:13 +0200 | [diff] [blame] | 125 | if (val == INT_MIN) |
| 126 | SStream_concat(O, "#-0x%x", val); |
| 127 | else |
| 128 | SStream_concat(O, "#-0x%x", -val); |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 129 | else |
| 130 | SStream_concat(O, "#-%u", -val); |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | void printInt32(SStream *O, int32_t val) |
| 135 | { |
| 136 | if (val >= 0) { |
| 137 | if (val > HEX_THRESHOLD) |
| 138 | SStream_concat(O, "0x%x", val); |
| 139 | else |
| 140 | SStream_concat(O, "%u", val); |
| 141 | } else { |
| 142 | if (val <- HEX_THRESHOLD) |
Catena cyber | a0a7b20 | 2018-06-02 16:20:13 +0200 | [diff] [blame] | 143 | if (val == INT_MIN) |
| 144 | SStream_concat(O, "-0x%x", val); |
| 145 | else |
| 146 | SStream_concat(O, "-0x%x", -val); |
Nguyen Anh Quynh | 46a74e5 | 2014-08-25 16:47:12 +0800 | [diff] [blame] | 147 | else |
| 148 | SStream_concat(O, "-%u", -val); |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | void printUInt32Bang(SStream *O, uint32_t val) |
| 153 | { |
| 154 | if (val > HEX_THRESHOLD) |
| 155 | SStream_concat(O, "#0x%x", val); |
| 156 | else |
| 157 | SStream_concat(O, "#%u", val); |
| 158 | } |
| 159 | |
| 160 | void printUInt32(SStream *O, uint32_t val) |
| 161 | { |
| 162 | if (val > HEX_THRESHOLD) |
| 163 | SStream_concat(O, "0x%x", val); |
| 164 | else |
| 165 | SStream_concat(O, "%u", val); |
| 166 | } |
| 167 | |
Nguyen Anh Quynh | 26ee41a | 2013-11-27 12:11:31 +0800 | [diff] [blame] | 168 | /* |
| 169 | int main() |
| 170 | { |
| 171 | SStream ss; |
| 172 | int64_t i; |
| 173 | |
| 174 | SStream_Init(&ss); |
| 175 | |
| 176 | SStream_concat(&ss, "hello "); |
| 177 | SStream_concat(&ss, "%d - 0x%x", 200, 16); |
| 178 | |
| 179 | i = 123; |
| 180 | SStream_concat(&ss, " + %ld", i); |
| 181 | SStream_concat(&ss, "%s", "haaaaa"); |
| 182 | |
| 183 | printf("%s\n", ss.buffer); |
| 184 | |
| 185 | return 0; |
| 186 | } |
| 187 | */ |