1 | /* Capstone Disassembly Engine */ |
2 | /* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2014 */ |
3 | |
4 | #ifndef CS_PRIV_H |
5 | #define CS_PRIV_H |
6 | |
7 | #include <capstone.h> |
8 | |
9 | #include "MCInst.h" |
10 | #include "SStream.h" |
11 | |
12 | typedef void (*Printer_t)(MCInst *MI, SStream *OS, void *info); |
13 | |
14 | // function to be called after Printer_t |
15 | // this is the best time to gather insn's characteristics |
16 | typedef void (*PostPrinter_t)(csh handle, cs_insn *, char *mnem, MCInst *mci); |
17 | |
18 | typedef bool (*Disasm_t)(csh handle, const uint8_t *code, size_t code_len, MCInst *instr, uint16_t *size, uint64_t address, void *info); |
19 | |
20 | typedef const char *(*GetName_t)(csh handle, unsigned int id); |
21 | |
22 | typedef void (*GetID_t)(cs_struct *h, cs_insn *insn, unsigned int id); |
23 | |
24 | // return register name, given register ID |
25 | typedef const char *(*GetRegisterName_t)(unsigned RegNo); |
26 | |
27 | // for ARM only |
28 | typedef struct ARM_ITStatus { |
29 | unsigned char ITStates[8]; |
30 | unsigned int size; |
31 | } ARM_ITStatus; |
32 | |
33 | struct cs_struct { |
34 | cs_arch arch; |
35 | cs_mode mode; |
36 | Printer_t printer; // asm printer |
37 | void *printer_info; // aux info for printer |
38 | Disasm_t disasm; // disassembler |
39 | void *getinsn_info; // auxiliary info for printer |
40 | GetName_t reg_name; |
41 | GetName_t insn_name; |
42 | GetName_t group_name; |
43 | GetID_t insn_id; |
44 | PostPrinter_t post_printer; |
45 | cs_err errnum; |
46 | ARM_ITStatus ITBlock; // for Arm only |
47 | cs_opt_value detail; |
48 | int syntax; // asm syntax for simple printer such as ARM, Mips & PPC |
49 | bool doing_mem; // handling memory operand in InstPrinter code |
50 | unsigned short *insn_cache; // index caching for mapping.c |
51 | GetRegisterName_t get_regname; |
52 | bool skipdata; // set this to True if we skip data when disassembling |
53 | uint8_t skipdata_size; // how many bytes to skip |
54 | cs_opt_skipdata skipdata_setup; // user-defined skipdata setup |
55 | const uint8_t *regsize_map; // map to register size (x86-only for now) |
56 | }; |
57 | |
58 | #define MAX_ARCH 8 |
59 | |
60 | // Returns a bool (0 or 1) whether big endian is enabled for a mode |
61 | #define MODE_IS_BIG_ENDIAN(mode) (((mode) & CS_MODE_BIG_ENDIAN) != 0) |
62 | |
63 | // constructor initialization for all archs |
64 | extern cs_err (*arch_init[MAX_ARCH]) (cs_struct *); |
65 | |
66 | // support cs_option() for all archs |
67 | extern cs_err (*arch_option[MAX_ARCH]) (cs_struct*, cs_opt_type, size_t value); |
68 | |
69 | // deinitialized functions: to be called when cs_close() is called |
70 | extern void (*arch_destroy[MAX_ARCH]) (cs_struct*); |
71 | |
72 | // bitmask for finding disallowed modes for an arch: |
73 | // to be called in cs_open()/cs_option() |
74 | extern cs_mode arch_disallowed_mode_mask[MAX_ARCH]; |
75 | |
76 | extern unsigned int all_arch; |
77 | |
78 | extern cs_malloc_t cs_mem_malloc; |
79 | extern cs_calloc_t cs_mem_calloc; |
80 | extern cs_realloc_t cs_mem_realloc; |
81 | extern cs_free_t cs_mem_free; |
82 | extern cs_vsnprintf_t cs_vsnprintf; |
83 | |
84 | #endif |
85 | |