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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #ifndef __KCONSOLE_H__ |
29 | #ifndef __KCONSOLE_H__ |
30 | #define __KCONSOLE_H__ |
30 | #define __KCONSOLE_H__ |
31 | 31 | ||
32 | #include <typedefs.h> |
32 | #include <typedefs.h> |
33 | #include <list.h> |
33 | #include <list.h> |
34 | #include <synch/spinlock.h> |
34 | #include <synch/spinlock.h> |
35 | 35 | ||
36 | #define MAX_CMDLINE 256 |
36 | #define MAX_CMDLINE 256 |
37 | #define KCONSOLE_HISTORY 10 |
37 | #define KCONSOLE_HISTORY 10 |
38 | 38 | ||
39 | enum cmd_arg_type { |
39 | enum cmd_arg_type { |
40 | ARG_TYPE_INVALID = 0, |
40 | ARG_TYPE_INVALID = 0, |
41 | ARG_TYPE_INT, |
41 | ARG_TYPE_INT, |
42 | ARG_TYPE_STRING, |
42 | ARG_TYPE_STRING, |
43 | ARG_TYPE_VAR /**< Variable type - either symbol or string */ |
43 | ARG_TYPE_VAR /**< Variable type - either symbol or string */ |
44 | }; |
44 | }; |
45 | 45 | ||
46 | /** Structure representing one argument of kconsole command line. */ |
46 | /** Structure representing one argument of kconsole command line. */ |
47 | struct cmd_arg { |
47 | struct cmd_arg { |
48 | cmd_arg_type_t type; /**< Type descriptor. */ |
48 | cmd_arg_type_t type; /**< Type descriptor. */ |
49 | void *buffer; /**< Buffer where to store data. */ |
49 | void *buffer; /**< Buffer where to store data. */ |
50 | size_t len; /**< Size of the buffer. */ |
50 | size_t len; /**< Size of the buffer. */ |
51 | __native intval; /**< Integer value */ |
51 | __native intval; /**< Integer value */ |
52 | cmd_arg_type_t vartype; /**< Resulting type of variable arg */ |
52 | cmd_arg_type_t vartype; /**< Resulting type of variable arg */ |
53 | }; |
53 | }; |
54 | 54 | ||
55 | /** Structure representing one kconsole command. */ |
55 | /** Structure representing one kconsole command. */ |
56 | struct cmd_info { |
56 | struct cmd_info { |
57 | link_t link; /**< Command list link. */ |
57 | link_t link; /**< Command list link. */ |
58 | spinlock_t lock; /**< This lock protects everything below. */ |
58 | SPINLOCK_DECLARE(lock); /**< This lock protects everything below. */ |
59 | const char *name; /**< Command name. */ |
59 | const char *name; /**< Command name. */ |
60 | const char *description; /**< Textual description. */ |
60 | const char *description; /**< Textual description. */ |
61 | int (* func)(cmd_arg_t *); /**< Function implementing the command. */ |
61 | int (* func)(cmd_arg_t *); /**< Function implementing the command. */ |
62 | count_t argc; /**< Number of arguments. */ |
62 | count_t argc; /**< Number of arguments. */ |
63 | cmd_arg_t *argv; /**< Argument vector. */ |
63 | cmd_arg_t *argv; /**< Argument vector. */ |
64 | void (* help)(void); /**< Function for printing detailed help. */ |
64 | void (* help)(void); /**< Function for printing detailed help. */ |
65 | }; |
65 | }; |
66 | 66 | ||
67 | extern spinlock_t cmd_lock; |
67 | extern spinlock_t cmd_lock; |
68 | extern link_t cmd_head; |
68 | extern link_t cmd_head; |
69 | 69 | ||
70 | extern void kconsole_init(void); |
70 | extern void kconsole_init(void); |
71 | extern void kconsole(void *prompt); |
71 | extern void kconsole(void *prompt); |
72 | 72 | ||
73 | extern int cmd_register(cmd_info_t *cmd); |
73 | extern int cmd_register(cmd_info_t *cmd); |
74 | 74 | ||
75 | #endif |
75 | #endif |
76 | 76 |