1 /* Low-level RSP routines for GDB, the GNU debugger.
3 Copyright (C) 1988-2014 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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/>. */
20 #ifndef COMMON_RSP_LOW_H
21 #define COMMON_RSP_LOW_H
23 /* Convert hex digit A to a number, or throw an exception. */
25 extern int fromhex (int a
);
27 /* Convert number NIB to a hex digit. */
29 extern int tohex (int nib
);
31 extern char *pack_nibble (char *buf
, int nibble
);
33 extern char *pack_hex_byte (char *pkt
, int byte
);
35 extern char *unpack_varlen_hex (char *buff
, ULONGEST
*result
);
37 extern int hex2bin (const char *hex
, gdb_byte
*bin
, int count
);
39 extern int unhexify (char *bin
, const char *hex
, int count
);
41 extern void convert_ascii_to_int (const char *from
, unsigned char *to
, int n
);
43 extern int bin2hex (const gdb_byte
*bin
, char *hex
, int count
);
45 extern void convert_int_to_ascii (const unsigned char *from
, char *to
, int n
);
47 /* Convert BUFFER, binary data at least LEN bytes long, into escaped
48 binary data in OUT_BUF. Set *OUT_LEN to the length of the data
49 encoded in OUT_BUF, and return the number of bytes in OUT_BUF
50 (which may be more than *OUT_LEN due to escape characters). The
51 total number of bytes in the output buffer will be at most
52 OUT_MAXLEN. This function properly escapes '*', and so is suitable
53 for the server side as well as the client. */
55 extern int remote_escape_output (const gdb_byte
*buffer
, int len
,
56 gdb_byte
*out_buf
, int *out_len
,
59 /* Convert BUFFER, escaped data LEN bytes long, into binary data
60 in OUT_BUF. Return the number of bytes written to OUT_BUF.
61 Raise an error if the total number of bytes exceeds OUT_MAXLEN.
63 This function reverses remote_escape_output. */
65 extern int remote_unescape_input (const gdb_byte
*buffer
, int len
,
66 gdb_byte
*out_buf
, int out_maxlen
);
68 #endif /* COMMON_RSP_LOW_H */
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