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9c3d6531 TT |
1 | /* Low-level RSP routines for GDB, the GNU debugger. |
2 | ||
3 | Copyright (C) 1988-2014 Free Software Foundation, Inc. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #ifndef COMMON_RSP_LOW_H | |
21 | #define COMMON_RSP_LOW_H | |
22 | ||
23 | /* Convert hex digit A to a number, or throw an exception. */ | |
24 | ||
25 | extern int fromhex (int a); | |
26 | ||
27 | /* Convert number NIB to a hex digit. */ | |
28 | ||
29 | extern int tohex (int nib); | |
30 | ||
31 | extern char *pack_nibble (char *buf, int nibble); | |
32 | ||
33 | extern char *pack_hex_byte (char *pkt, int byte); | |
34 | ||
35 | extern char *unpack_varlen_hex (char *buff, ULONGEST *result); | |
36 | ||
37 | extern int hex2bin (const char *hex, gdb_byte *bin, int count); | |
38 | ||
39 | extern int unhexify (char *bin, const char *hex, int count); | |
40 | ||
41 | extern void convert_ascii_to_int (const char *from, unsigned char *to, int n); | |
42 | ||
43 | extern int bin2hex (const gdb_byte *bin, char *hex, int count); | |
44 | ||
9c3d6531 TT |
45 | /* Convert BUFFER, binary data at least LEN bytes long, into escaped |
46 | binary data in OUT_BUF. Set *OUT_LEN to the length of the data | |
47 | encoded in OUT_BUF, and return the number of bytes in OUT_BUF | |
48 | (which may be more than *OUT_LEN due to escape characters). The | |
49 | total number of bytes in the output buffer will be at most | |
50 | OUT_MAXLEN. This function properly escapes '*', and so is suitable | |
51 | for the server side as well as the client. */ | |
52 | ||
53 | extern int remote_escape_output (const gdb_byte *buffer, int len, | |
54 | gdb_byte *out_buf, int *out_len, | |
55 | int out_maxlen); | |
56 | ||
57 | /* Convert BUFFER, escaped data LEN bytes long, into binary data | |
58 | in OUT_BUF. Return the number of bytes written to OUT_BUF. | |
59 | Raise an error if the total number of bytes exceeds OUT_MAXLEN. | |
60 | ||
61 | This function reverses remote_escape_output. */ | |
62 | ||
63 | extern int remote_unescape_input (const gdb_byte *buffer, int len, | |
64 | gdb_byte *out_buf, int out_maxlen); | |
65 | ||
66 | #endif /* COMMON_RSP_LOW_H */ |