| 1 | /*
|
|---|
| 2 | * Copyright (c) 2005 Jakub Jermar
|
|---|
| 3 | * All rights reserved.
|
|---|
| 4 | *
|
|---|
| 5 | * Redistribution and use in source and binary forms, with or without
|
|---|
| 6 | * modification, are permitted provided that the following conditions
|
|---|
| 7 | * are met:
|
|---|
| 8 | *
|
|---|
| 9 | * - Redistributions of source code must retain the above copyright
|
|---|
| 10 | * notice, this list of conditions and the following disclaimer.
|
|---|
| 11 | * - Redistributions in binary form must reproduce the above copyright
|
|---|
| 12 | * notice, this list of conditions and the following disclaimer in the
|
|---|
| 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
|
|---|
| 15 | * derived from this software without specific prior written permission.
|
|---|
| 16 | *
|
|---|
| 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
|
|---|
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|---|
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|---|
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|---|
| 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
|
|---|
| 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
|
|---|
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|---|
| 27 | */
|
|---|
| 28 |
|
|---|
| 29 | /** @addtogroup genericconsole
|
|---|
| 30 | * @{
|
|---|
| 31 | */
|
|---|
| 32 | /** @file
|
|---|
| 33 | */
|
|---|
| 34 |
|
|---|
| 35 | #ifndef KERN_KCONSOLE_H_
|
|---|
| 36 | #define KERN_KCONSOLE_H_
|
|---|
| 37 |
|
|---|
| 38 | #include <adt/list.h>
|
|---|
| 39 | #include <synch/spinlock.h>
|
|---|
| 40 |
|
|---|
| 41 | #define MAX_CMDLINE 256
|
|---|
| 42 | #define KCONSOLE_HISTORY 10
|
|---|
| 43 |
|
|---|
| 44 | typedef enum {
|
|---|
| 45 | ARG_TYPE_INVALID = 0,
|
|---|
| 46 | ARG_TYPE_INT,
|
|---|
| 47 | ARG_TYPE_STRING,
|
|---|
| 48 | ARG_TYPE_VAR /**< Variable type - either symbol or string */
|
|---|
| 49 | } cmd_arg_type_t;
|
|---|
| 50 |
|
|---|
| 51 | /** Structure representing one argument of kconsole command line. */
|
|---|
| 52 | typedef struct {
|
|---|
| 53 | cmd_arg_type_t type; /**< Type descriptor. */
|
|---|
| 54 | void *buffer; /**< Buffer where to store data. */
|
|---|
| 55 | size_t len; /**< Size of the buffer. */
|
|---|
| 56 | unative_t intval; /**< Integer value */
|
|---|
| 57 | cmd_arg_type_t vartype; /**< Resulting type of variable arg */
|
|---|
| 58 | } cmd_arg_t;
|
|---|
| 59 |
|
|---|
| 60 | /** Structure representing one kconsole command. */
|
|---|
| 61 | typedef struct {
|
|---|
| 62 | link_t link; /**< Command list link. */
|
|---|
| 63 | SPINLOCK_DECLARE(lock); /**< This lock protects everything below. */
|
|---|
| 64 | const char *name; /**< Command name. */
|
|---|
| 65 | const char *description; /**< Textual description. */
|
|---|
| 66 | int (* func)(cmd_arg_t *); /**< Function implementing the command. */
|
|---|
| 67 | count_t argc; /**< Number of arguments. */
|
|---|
| 68 | cmd_arg_t *argv; /**< Argument vector. */
|
|---|
| 69 | void (* help)(void); /**< Function for printing detailed help. */
|
|---|
| 70 | } cmd_info_t;
|
|---|
| 71 |
|
|---|
| 72 | SPINLOCK_EXTERN(cmd_lock);
|
|---|
| 73 | extern link_t cmd_head;
|
|---|
| 74 |
|
|---|
| 75 | extern void kconsole_init(void);
|
|---|
| 76 | extern void kconsole(void *prompt);
|
|---|
| 77 |
|
|---|
| 78 | extern int cmd_register(cmd_info_t *cmd);
|
|---|
| 79 |
|
|---|
| 80 | #endif
|
|---|
| 81 |
|
|---|
| 82 | /** @}
|
|---|
| 83 | */
|
|---|
