xref: /haiku/headers/libs/zydis/Zydis/Status.h (revision caed67a8cba83913b9c21ac2b06ebc6bd1cb3111)
1 /***************************************************************************************************
2 
3   Zyan Disassembler Library (Zydis)
4 
5   Original Author : Florian Bernd
6 
7  * Permission is hereby granted, free of charge, to any person obtaining a copy
8  * of this software and associated documentation files (the "Software"), to deal
9  * in the Software without restriction, including without limitation the rights
10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the Software is
12  * furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in all
15  * copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23  * SOFTWARE.
24 
25 ***************************************************************************************************/
26 
27 /**
28  * @file
29  * Status code definitions and check macros.
30  */
31 
32 #ifndef ZYDIS_STATUS_H
33 #define ZYDIS_STATUS_H
34 
35 #include <Zycore/Status.h>
36 
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40 
41 /* ============================================================================================== */
42 /* Status codes                                                                                   */
43 /* ============================================================================================== */
44 
45 /* ---------------------------------------------------------------------------------------------- */
46 /* Module IDs                                                                                     */
47 /* ---------------------------------------------------------------------------------------------- */
48 
49 /**
50  * The zydis module id.
51  */
52 #define ZYAN_MODULE_ZYDIS   0x002u
53 
54 /* ---------------------------------------------------------------------------------------------- */
55 /* Status codes                                                                                   */
56 /* ---------------------------------------------------------------------------------------------- */
57 
58 /* ---------------------------------------------------------------------------------------------- */
59 /* Decoder                                                                                        */
60 /* ---------------------------------------------------------------------------------------------- */
61 
62 /**
63  * An attempt was made to read data from an input data-source that has no more
64  * data available.
65  */
66 #define ZYDIS_STATUS_NO_MORE_DATA \
67     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x00u)
68 
69 /**
70  * An general error occured while decoding the current instruction. The
71  * instruction might be undefined.
72  */
73 #define ZYDIS_STATUS_DECODING_ERROR \
74     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x01u)
75 
76 /**
77  * The instruction exceeded the maximum length of 15 bytes.
78  */
79 #define ZYDIS_STATUS_INSTRUCTION_TOO_LONG \
80     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x02u)
81 
82 /**
83  * The instruction encoded an invalid register.
84  */
85 #define ZYDIS_STATUS_BAD_REGISTER \
86     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x03u)
87 
88 /**
89  * A lock-prefix (F0) was found while decoding an instruction that does not
90  * support locking.
91  */
92 #define ZYDIS_STATUS_ILLEGAL_LOCK \
93     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x04u)
94 
95 /**
96  * A legacy-prefix (F2, F3, 66) was found while decoding a XOP/VEX/EVEX/MVEX
97  * instruction.
98  */
99 #define ZYDIS_STATUS_ILLEGAL_LEGACY_PFX \
100     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x05u)
101 
102 /**
103  * A rex-prefix was found while decoding a XOP/VEX/EVEX/MVEX instruction.
104  */
105 #define ZYDIS_STATUS_ILLEGAL_REX \
106     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x06u)
107 
108 /**
109  * An invalid opcode-map value was found while decoding a XOP/VEX/EVEX/MVEX-prefix.
110  */
111 #define ZYDIS_STATUS_INVALID_MAP \
112     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x07u)
113 
114 /**
115  * An error occured while decoding the EVEX-prefix.
116  */
117 #define ZYDIS_STATUS_MALFORMED_EVEX \
118     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x08u)
119 
120 /**
121  * An error occured while decoding the MVEX-prefix.
122  */
123 #define ZYDIS_STATUS_MALFORMED_MVEX \
124     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x09u)
125 
126 /**
127  * An invalid write-mask was specified for an EVEX/MVEX instruction.
128  */
129 #define ZYDIS_STATUS_INVALID_MASK \
130     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x0Au)
131 
132 /* ---------------------------------------------------------------------------------------------- */
133 /* Formatter                                                                                      */
134 /* ---------------------------------------------------------------------------------------------- */
135 
136 /**
137  * Returning this status code in some specified formatter callbacks will cause
138  * the formatter to omit the corresponding token.
139  *
140  * Valid callbacks:
141  * - `ZYDIS_FORMATTER_FUNC_PRE_OPERAND`
142  * - `ZYDIS_FORMATTER_FUNC_POST_OPERAND`
143  * - `ZYDIS_FORMATTER_FUNC_FORMAT_OPERAND_REG`
144  * - `ZYDIS_FORMATTER_FUNC_FORMAT_OPERAND_MEM`
145  * - `ZYDIS_FORMATTER_FUNC_FORMAT_OPERAND_PTR`
146  * - `ZYDIS_FORMATTER_FUNC_FORMAT_OPERAND_IMM`
147  */
148 #define ZYDIS_STATUS_SKIP_TOKEN \
149     ZYAN_MAKE_STATUS(0u, ZYAN_MODULE_ZYDIS, 0x0Bu)
150 
151 /* ---------------------------------------------------------------------------------------------- */
152 /* Encoder                                                                                        */
153 /* ---------------------------------------------------------------------------------------------- */
154 
155 #define ZYDIS_STATUS_IMPOSSIBLE_INSTRUCTION \
156     ZYAN_MAKE_STATUS(1u, ZYAN_MODULE_ZYDIS, 0x0Cu)
157 
158 /* ---------------------------------------------------------------------------------------------- */
159 
160 /* ============================================================================================== */
161 
162 
163 #ifdef __cplusplus
164 }
165 #endif
166 
167 #endif /* ZYDIS_STATUS_H */
168