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