1 /*
2 * Copyright 2006 The Android Open Source Project
3 *
4 * jdwpspy common stuff.
5 */
6 #ifndef ART_JDWPSPY_COMMON_H_
7 #define ART_JDWPSPY_COMMON_H_
8
9 #include <stdint.h>
10 #include <stdio.h>
11 #include <sys/types.h>
12
13 typedef uint8_t u1;
14 typedef uint16_t u2;
15 typedef uint32_t u4;
16 typedef uint64_t u8;
17
18 #define NELEM(x) (sizeof(x) / sizeof((x)[0]))
19
20 #ifndef _JDWP_MISC_INLINE
21 # define INLINE extern inline
22 #else
23 # define INLINE
24 #endif
25
26 /*
27 * Get 1 byte. (Included to make the code more legible.)
28 */
get1(unsigned const char * pSrc)29 INLINE u1 get1(unsigned const char* pSrc) {
30 return *pSrc;
31 }
32
33 /*
34 * Get 2 big-endian bytes.
35 */
get2BE(unsigned char const * pSrc)36 INLINE u2 get2BE(unsigned char const* pSrc) {
37 u2 result;
38
39 result = *pSrc++ << 8;
40 result |= *pSrc++;
41
42 return result;
43 }
44
45 /*
46 * Get 4 big-endian bytes.
47 */
get4BE(unsigned char const * pSrc)48 INLINE u4 get4BE(unsigned char const* pSrc) {
49 u4 result;
50
51 result = *pSrc++ << 24;
52 result |= *pSrc++ << 16;
53 result |= *pSrc++ << 8;
54 result |= *pSrc++;
55
56 return result;
57 }
58
59 /*
60 * Get 8 big-endian bytes.
61 */
get8BE(unsigned char const * pSrc)62 INLINE u8 get8BE(unsigned char const* pSrc) {
63 u8 result;
64
65 result = (u8) *pSrc++ << 56;
66 result |= (u8) *pSrc++ << 48;
67 result |= (u8) *pSrc++ << 40;
68 result |= (u8) *pSrc++ << 32;
69 result |= (u8) *pSrc++ << 24;
70 result |= (u8) *pSrc++ << 16;
71 result |= (u8) *pSrc++ << 8;
72 result |= (u8) *pSrc++;
73
74 return result;
75 }
76
77
78 /*
79 * Start here.
80 */
81 int run(const char* connectHost, int connectPort, int listenPort);
82
83 /*
84 * Print a hex dump to the specified file pointer.
85 *
86 * "local" mode prints a hex dump starting from offset 0 (roughly equivalent
87 * to "xxd -g1").
88 *
89 * "mem" mode shows the actual memory address, and will offset the start
90 * so that the low nibble of the address is always zero.
91 */
92 enum HexDumpMode { kHexDumpLocal, kHexDumpMem };
93 void printHexDump(const void* vaddr, size_t length);
94 void printHexDump2(const void* vaddr, size_t length, const char* prefix);
95 void printHexDumpEx(FILE* fp, const void* vaddr, size_t length,
96 HexDumpMode mode, const char* prefix);
97
98 #endif // ART_JDWPSPY_COMMON_H_
99