92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
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/*
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* shell_commands.c
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*
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* Created on: Aug 11, 2016
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* Author: tkl
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*/
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#include <stdbool.h>
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#include <stddef.h>
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#include <string.h>
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#include "list.h"
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#include "driver.h"
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#include "shell_data.h"
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#include "shell.h"
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#include "version.h"
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#include "shell_commands.h"
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static void *cmd_kosmos_version_cb(const char *cmd);
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static void *cmd_list_all_commands_cb(const char *cmd);
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static void *cmd_echo_on_cb(const char *cmd);
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static void *cmd_echo_off_cb(const char *cmd);
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struct command cmd_kosmos_version = {
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.command = "uname",
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.description = "Print current kosmos version.",
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.command_callback = cmd_kosmos_version_cb
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};
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struct command cmd_list_all_commands = {
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.command = "ls",
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.description = "List all installed commands.",
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.command_callback = cmd_list_all_commands_cb
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};
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struct command cmd_echo_on = {
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.command = "echo on",
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.description = "Switch echo on.",
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.command_callback = cmd_echo_on_cb
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};
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struct command cmd_echo_off = {
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.command = "echo off",
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.description = "Switch echo off.",
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.command_callback = cmd_echo_off_cb
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};
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static void *cmd_kosmos_version_cb(const char *cmd)
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{
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char *greeter = "Kosmos Version: ";
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write(shell_object.shell_device, greeter, strlen(greeter));
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write(shell_object.shell_device, KERNEL_VERSION, strlen(KERNEL_VERSION));
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write(shell_object.shell_device, ".", 1);
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write(shell_object.shell_device, MAJOR_VERSION, strlen(MAJOR_VERSION));
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write(shell_object.shell_device, ".", 1);
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write(shell_object.shell_device, MINOR_VERSION, strlen(MINOR_VERSION));
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return NULL;
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}
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static void *cmd_list_all_commands_cb(const char *cmd)
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{
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char *greeter = "Command list: \r\n";
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struct list_node *it = shell_object.command_list.front;
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int i, len = list_get_len(&shell_object.command_list);
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write(shell_object.shell_device, greeter, strlen(greeter));
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for(i = 0; i < (len - 1); i++) {
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if(NULL != it) {
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struct command *cmd = (struct command *)it->data;
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write(shell_object.shell_device, cmd->command, strlen(cmd->command));
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write(shell_object.shell_device, " - ", 3);
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write(shell_object.shell_device, cmd->description, strlen(cmd->description));
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write(shell_object.shell_device, "\r\n", 2);
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it = it->next;
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}
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}
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return NULL;
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}
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static void *cmd_echo_on_cb(const char *cmd)
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{
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shell_object.echo_on = true;
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return NULL;
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}
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static void *cmd_echo_off_cb(const char *cmd)
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{
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shell_object.echo_on = false;
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return NULL;
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}
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