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| 1 | +/* |
| 2 | + * Copyright (c) 2026, MDLZCOOL |
| 3 | + * |
| 4 | + * SPDX-License-Identifier: Apache-2.0 |
| 5 | + */ |
| 6 | +#include <stdint.h> |
| 7 | +#include <stddef.h> |
| 8 | +#include <string.h> |
| 9 | +#include <stdlib.h> |
| 10 | +#include "ctshell.h" |
| 11 | + |
| 12 | +static void dummy_shell_write(const char *str, uint16_t len, void *p) { |
| 13 | + CTSHELL_UNUSED_PARAM(str); |
| 14 | + CTSHELL_UNUSED_PARAM(len); |
| 15 | + CTSHELL_UNUSED_PARAM(p); |
| 16 | +} |
| 17 | + |
| 18 | +static uint32_t dummy_get_tick(void) { |
| 19 | + static uint32_t tick = 0; |
| 20 | + return tick++; |
| 21 | +} |
| 22 | + |
| 23 | +static int cmd_fuzz_complex(int argc, char *argv[]) { |
| 24 | + ctshell_arg_parser_t parser; |
| 25 | + ctshell_args_init(&parser, argc, argv); |
| 26 | + ctshell_expect_int(&parser, "-i", "--int"); |
| 27 | + ctshell_expect_str(&parser, "-s", "--str"); |
| 28 | + ctshell_expect_bool(&parser, "-v", "--verbose"); |
| 29 | + ctshell_expect_verb(&parser, "start"); |
| 30 | + ctshell_expect_verb(&parser, "stop"); |
| 31 | +#ifdef CONFIG_CTSHELL_USE_DOUBLE |
| 32 | + ctshell_expect_double(&parser, "-d", "--double"); |
| 33 | +#endif |
| 34 | + ctshell_args_parse(&parser); |
| 35 | + int i_val = ctshell_get_int(&parser, "-i"); |
| 36 | + char *s_val = ctshell_get_str(&parser, "-s"); |
| 37 | + int b_val = ctshell_get_bool(&parser, "-v"); |
| 38 | + |
| 39 | + CTSHELL_UNUSED_PARAM(i_val); |
| 40 | + CTSHELL_UNUSED_PARAM(s_val); |
| 41 | + CTSHELL_UNUSED_PARAM(b_val); |
| 42 | + |
| 43 | + return 0; |
| 44 | +} |
| 45 | +CTSHELL_EXPORT_CMD(fuzz, cmd_fuzz_complex, "Fuzz complex args parsing", CTSHELL_ATTR_NONE); |
| 46 | + |
| 47 | +/* |
| 48 | + * 注册根菜单: "net" |
| 49 | + * func=NULL, attr=MENU, 这是一个纯容器 |
| 50 | + */ |
| 51 | +CTSHELL_EXPORT_CMD(net, NULL, "Network tools", CTSHELL_ATTR_MENU); |
| 52 | + |
| 53 | +/* |
| 54 | + * 注册二级具体命令: "net ip" |
| 55 | + * parent="net", 挂载在 net 下 |
| 56 | + * 这是一个叶子节点，输入 "net ip" 直接执行 |
| 57 | + */ |
| 58 | +int cmd_net_ip(int argc, char *argv[]) { |
| 59 | + ctshell_printf("IP Address : 192.168.1.100\r\n"); |
| 60 | + ctshell_printf("Subnet Mask: 255.255.255.0\r\n"); |
| 61 | + return 0; |
| 62 | +} |
| 63 | +CTSHELL_EXPORT_SUBCMD(net, ip, cmd_net_ip, "Show IP address"); |
| 64 | + |
| 65 | +/* |
| 66 | + * 注册二级菜单容器: "net wifi" |
| 67 | + * parent="net" |
| 68 | + * func=NULL, 这是一个纯容器 |
| 69 | + */ |
| 70 | +CTSHELL_EXPORT_SUBCMD(net, wifi, NULL, "WiFi management"); |
| 71 | + |
| 72 | +/* |
| 73 | + * 注册三级具体命令: "net wifi connect" |
| 74 | + * parent="net_wifi", 注意：父节点名是前两级名称的拼接 (net + _ + wifi) |
| 75 | + */ |
| 76 | +int cmd_wifi_connect(int argc, char *argv[]) { |
| 77 | + ctshell_arg_parser_t parser; |
| 78 | + ctshell_args_init(&parser, argc, argv); |
| 79 | + |
| 80 | + // 定义参数: -s <ssid> 和 -p <password> |
| 81 | + ctshell_expect_str(&parser, "-s", "ssid"); |
| 82 | + ctshell_expect_str(&parser, "-p", "password"); |
| 83 | + |
| 84 | + ctshell_args_parse(&parser); |
| 85 | + |
| 86 | + if (ctshell_has(&parser, "ssid") && ctshell_has(&parser, "password")) { |
| 87 | + char *ssid = ctshell_get_str(&parser, "ssid"); |
| 88 | + char *pwd = ctshell_get_str(&parser, "password"); |
| 89 | + |
| 90 | + ctshell_printf("Connecting to %s (Key: %s)...\r\n", ssid, pwd); |
| 91 | + } else { |
| 92 | + ctshell_printf("Usage: net wifi connect -s <ssid> -p <password>\r\n"); |
| 93 | + } |
| 94 | + return 0; |
| 95 | +} |
| 96 | +CTSHELL_EXPORT_SUBCMD(net_wifi, connect, cmd_wifi_connect, "Connect to AP"); |
| 97 | + |
| 98 | +int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { |
| 99 | + if (size > 4096) { |
| 100 | + return 0; |
| 101 | + } |
| 102 | + |
| 103 | + ctshell_ctx_t ctx; |
| 104 | + memset(&ctx, 0, sizeof(ctx)); |
| 105 | + ctshell_io_t io = { |
| 106 | + .write = dummy_shell_write, |
| 107 | + .get_tick = dummy_get_tick, |
| 108 | + }; |
| 109 | + ctshell_init(&ctx, io, NULL); |
| 110 | + for (size_t i = 0; i < size; i++) { |
| 111 | + ctshell_input(&ctx, (char)data[i]); |
| 112 | + ctshell_poll(&ctx); |
| 113 | + } |
| 114 | + ctshell_poll(&ctx); |
| 115 | + return 0; |
| 116 | +} |
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