Zydis  v2.0.0-alpha2
Status.h
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1 /***************************************************************************************************
2 
3  Zyan Disassembler Library (Zydis)
4 
5  Original Author : Florian Bernd
6 
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26 
32 #ifndef ZYDIS_STATUS_H
33 #define ZYDIS_STATUS_H
34 
35 #include <Zydis/CommonTypes.h>
36 
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40 
41 /* ============================================================================================== */
42 /* Enums and types */
43 /* ============================================================================================== */
44 
48 typedef uint32_t ZydisStatus;
49 
54 {
55  /* ------------------------------------------------------------------------------------------ */
56  /* General */
57  /* ------------------------------------------------------------------------------------------ */
58 
62  ZYDIS_STATUS_SUCCESS = 0x00000000,
75 
76  /* ------------------------------------------------------------------------------------------ */
77  /* Decoder */
78  /* ------------------------------------------------------------------------------------------ */
79 
123  ZYDIS_STATUS_MALFORMED_MVEX, // TODO: Do we need this?
128 
129  /* ------------------------------------------------------------------------------------------ */
130  /* Encoder */
131  /* ------------------------------------------------------------------------------------------ */
132 
133  ZYDIS_STATUS_IMPOSSIBLE_INSTRUCTION,
134 
135  /* ------------------------------------------------------------------------------------------ */
136  /* Misc */
137  /* ------------------------------------------------------------------------------------------ */
138 
142  ZYDIS_STATUS_USER = 0x10000000
143 
144  // Max value entry intentionally omitted since users might
145  // define custom error codes for formatter hooks.
146 };
147 
148 /* ============================================================================================== */
149 /* Macros */
150 /* ============================================================================================== */
151 
157 #define ZYDIS_SUCCESS(status) (status == ZYDIS_STATUS_SUCCESS)
158 
164 #define ZYDIS_CHECK(status) \
165  do \
166  { \
167  ZydisStatus s = status; \
168  if (!ZYDIS_SUCCESS(s)) \
169  { \
170  return s; \
171  } \
172  } while (0)
173 
174 /* ============================================================================================== */
175 
176 #ifdef __cplusplus
177 }
178 #endif
179 
180 #endif /* ZYDIS_STATUS_H */
Includes and defines some default datatypes.
uint32_t ZydisStatus
Defines the ZydisStatus datatype.
Definition: Status.h:48
ZydisStatusCode
Values that represent a zydis status-codes.
Definition: Status.h:54
@ ZYDIS_STATUS_NO_MORE_DATA
An attempt was made to read data from an input data-source that has no more data available.
Definition: Status.h:84
@ ZYDIS_STATUS_MALFORMED_MVEX
An error occured while decoding the MVEX-prefix.
Definition: Status.h:123
@ ZYDIS_STATUS_INSUFFICIENT_BUFFER_SIZE
A buffer passed to a function was too small to complete the requested operation.
Definition: Status.h:74
@ ZYDIS_STATUS_INVALID_MASK
An invalid write-mask was specified for an EVEX/MVEX instruction.
Definition: Status.h:127
@ ZYDIS_STATUS_ILLEGAL_LEGACY_PFX
A legacy-prefix (F2, F3, 66) was found while decoding a XOP/VEX/EVEX/MVEX instruction.
Definition: Status.h:107
@ ZYDIS_STATUS_ILLEGAL_LOCK
A lock-prefix (F0) was found while decoding an instruction that does not support locking.
Definition: Status.h:102
@ ZYDIS_STATUS_ILLEGAL_REX
A rex-prefix was found while decoding a XOP/VEX/EVEX/MVEX instruction.
Definition: Status.h:111
@ ZYDIS_STATUS_SUCCESS
The operation completed successfully.
Definition: Status.h:62
@ ZYDIS_STATUS_USER
The base value for user-defined status codes.
Definition: Status.h:142
@ ZYDIS_STATUS_INVALID_PARAMETER
An invalid parameter was passed to a function.
Definition: Status.h:66
@ ZYDIS_STATUS_DECODING_ERROR
An general error occured while decoding the current instruction.
Definition: Status.h:89
@ ZYDIS_STATUS_INSTRUCTION_TOO_LONG
The instruction exceeded the maximum length of 15 bytes.
Definition: Status.h:93
@ ZYDIS_STATUS_INVALID_OPERATION
An attempt was made to perform an invalid operation.
Definition: Status.h:70
@ ZYDIS_STATUS_BAD_REGISTER
The instruction encoded an invalid register.
Definition: Status.h:97
@ ZYDIS_STATUS_INVALID_MAP
An invalid opcode-map value was found while decoding a XOP/VEX/EVEX/MVEX-prefix.
Definition: Status.h:115
@ ZYDIS_STATUS_MALFORMED_EVEX
An error occured while decoding the EVEX-prefix.
Definition: Status.h:119