mirror of
https://github.com/whowechina/aic_pico.git
synced 2024-11-12 00:40:47 +01:00
Ignore '\0' input in CLI
This commit is contained in:
whowechina
parent
4a2e975580
commit
9f8a3860c1
@ -1,194 +1,197 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include "pico/stdio.h"
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#include "pico/stdlib.h"
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#include "pico/bootrom.h"
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#include "cli.h"
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#include "save.h"
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#define MAX_COMMANDS 32
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#define MAX_PARAMETERS 6
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#define MAX_PARAMETER_LENGTH 20
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const char *cli_prompt = "cli>";
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const char *cli_logo = "CLI";
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static const char *commands[MAX_COMMANDS];
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static const char *helps[MAX_COMMANDS];
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static cmd_handler_t handlers[MAX_COMMANDS];
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static int max_cmd_len = 0;
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static int num_commands = 0;
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void cli_register(const char *cmd, cmd_handler_t handler, const char *help)
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{
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if (num_commands < MAX_COMMANDS) {
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commands[num_commands] = cmd;
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handlers[num_commands] = handler;
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helps[num_commands] = help;
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num_commands++;
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if (strlen(cmd) > max_cmd_len) {
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max_cmd_len = strlen(cmd);
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}
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}
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}
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// return -1 if not matched, return -2 if ambiguous
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int cli_match_prefix(const char *str[], int num, const char *prefix)
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{
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int match = -1;
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bool found = false;
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for (int i = 0; (i < num) && str[i]; i++) {
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if (strncasecmp(str[i], prefix, strlen(prefix)) == 0) {
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if (found) {
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return -2;
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}
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found = true;
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match = i;
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}
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}
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return match;
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}
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static void handle_help(int argc, char *argv[])
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{
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printf("%s", cli_logo);
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printf("\tSN: %016llx\n\n", board_id_64());
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printf("Available commands:\n");
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for (int i = 0; i < num_commands; i++) {
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printf("%*s: %s\n", max_cmd_len + 2, commands[i], helps[i]);
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}
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}
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static int fps[2];
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void cli_fps_count(int core)
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{
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static uint32_t last[2] = {0};
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static int counter[2] = {0};
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counter[core]++;
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uint32_t now = time_us_32();
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if (now - last[core] < 1000000) {
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return;
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}
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last[core] = now;
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fps[core] = counter[core];
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counter[core] = 0;
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}
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static void handle_fps(int argc, char *argv[])
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{
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printf("FPS: core 0: %d, core 1: %d\n", fps[0], fps[1]);
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}
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static void handle_update(int argc, char *argv[])
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{
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printf("Boot into update mode.\n");
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fflush(stdout);
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sleep_ms(100);
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reset_usb_boot(0, 2);
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}
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int cli_extract_non_neg_int(const char *param, int len)
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{
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if (len == 0) {
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len = strlen(param);
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}
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int result = 0;
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for (int i = 0; i < len; i++) {
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if (!isdigit((uint8_t)param[i])) {
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return -1;
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}
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result = result * 10 + param[i] - '0';
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}
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return result;
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}
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static char cmd_buf[256];
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static int cmd_len = 0;
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static void process_cmd()
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{
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char *argv[MAX_PARAMETERS];
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int argc;
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char *cmd = strtok(cmd_buf, " \n");
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if (strlen(cmd) == 0) {
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return;
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}
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argc = 0;
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while ((argc < MAX_PARAMETERS) &&
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(argv[argc] = strtok(NULL, " ,\n")) != NULL) {
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argc++;
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}
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int match = cli_match_prefix(commands, num_commands, cmd);
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if (match == -2) {
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printf("Ambiguous command.\n");
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return;
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} else if (match == -1) {
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printf("Unknown command.\n");
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handle_help(0, NULL);
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return;
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}
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handlers[match](argc, argv);
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}
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void cli_run()
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{
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int c = getchar_timeout_us(0);
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if (c == EOF) {
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return;
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}
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if (c == '\b' || c == 127) { // both backspace and delete
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if (cmd_len > 0) {
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cmd_len--;
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printf("\b \b");
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}
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return;
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}
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if ((c != '\n') && (c != '\r')) {
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if (cmd_len < sizeof(cmd_buf) - 2) {
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cmd_buf[cmd_len] = c;
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printf("%c", c);
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cmd_len++;
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}
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return;
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}
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cmd_buf[cmd_len] = '\0';
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cmd_len = 0;
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printf("\n");
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process_cmd();
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printf(cli_prompt);
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}
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void cli_init(const char *prompt, const char *logo)
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{
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if (prompt) {
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cli_prompt = prompt;
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}
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if (logo) {
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cli_logo = logo;
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}
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cli_register("?", handle_help, "Display this help message.");
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cli_register("fps", handle_fps, "Display FPS.");
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cli_register("update", handle_update, "Update firmware.");
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}
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include "pico/stdio.h"
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#include "pico/stdlib.h"
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#include "pico/bootrom.h"
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#include "cli.h"
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#include "save.h"
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#define MAX_COMMANDS 32
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#define MAX_PARAMETERS 6
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#define MAX_PARAMETER_LENGTH 20
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const char *cli_prompt = "cli>";
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const char *cli_logo = "CLI";
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static const char *commands[MAX_COMMANDS];
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static const char *helps[MAX_COMMANDS];
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static cmd_handler_t handlers[MAX_COMMANDS];
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static int max_cmd_len = 0;
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static int num_commands = 0;
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void cli_register(const char *cmd, cmd_handler_t handler, const char *help)
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{
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if (num_commands < MAX_COMMANDS) {
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commands[num_commands] = cmd;
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handlers[num_commands] = handler;
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helps[num_commands] = help;
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num_commands++;
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if (strlen(cmd) > max_cmd_len) {
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max_cmd_len = strlen(cmd);
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}
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}
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}
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// return -1 if not matched, return -2 if ambiguous
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int cli_match_prefix(const char *str[], int num, const char *prefix)
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{
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int match = -1;
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bool found = false;
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for (int i = 0; (i < num) && str[i]; i++) {
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if (strncasecmp(str[i], prefix, strlen(prefix)) == 0) {
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if (found) {
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return -2;
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}
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found = true;
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match = i;
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}
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}
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return match;
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}
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static void handle_help(int argc, char *argv[])
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{
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printf("%s", cli_logo);
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printf("\tSN: %016llx\n\n", board_id_64());
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printf("Available commands:\n");
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for (int i = 0; i < num_commands; i++) {
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printf("%*s: %s\n", max_cmd_len + 2, commands[i], helps[i]);
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}
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}
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static int fps[2];
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void cli_fps_count(int core)
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{
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static uint32_t last[2] = {0};
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static int counter[2] = {0};
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counter[core]++;
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uint32_t now = time_us_32();
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if (now - last[core] < 1000000) {
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return;
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}
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last[core] = now;
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fps[core] = counter[core];
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counter[core] = 0;
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}
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static void handle_fps(int argc, char *argv[])
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{
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printf("FPS: core 0: %d, core 1: %d\n", fps[0], fps[1]);
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}
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static void handle_update(int argc, char *argv[])
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{
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printf("Boot into update mode.\n");
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fflush(stdout);
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sleep_ms(100);
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reset_usb_boot(0, 2);
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}
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int cli_extract_non_neg_int(const char *param, int len)
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{
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if (len == 0) {
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len = strlen(param);
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}
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int result = 0;
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for (int i = 0; i < len; i++) {
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if (!isdigit((uint8_t)param[i])) {
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return -1;
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}
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result = result * 10 + param[i] - '0';
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}
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return result;
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}
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static char cmd_buf[256];
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static int cmd_len = 0;
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static void process_cmd()
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{
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char *argv[MAX_PARAMETERS];
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int argc;
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char *cmd = strtok(cmd_buf, " \n");
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if (strlen(cmd) == 0) {
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return;
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}
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argc = 0;
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while ((argc < MAX_PARAMETERS) &&
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(argv[argc] = strtok(NULL, " ,\n")) != NULL) {
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argc++;
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}
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int match = cli_match_prefix(commands, num_commands, cmd);
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if (match == -2) {
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printf("Ambiguous command.\n");
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return;
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} else if (match == -1) {
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printf("Unknown command.\n");
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handle_help(0, NULL);
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return;
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}
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handlers[match](argc, argv);
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}
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void cli_run()
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{
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int c = getchar_timeout_us(0);
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if (c == EOF) {
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return;
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}
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if (c == 0) {
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return;
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}
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if (c == '\b' || c == 127) { // both backspace and delete
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if (cmd_len > 0) {
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cmd_len--;
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printf("\b \b");
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}
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return;
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}
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if ((c != '\n') && (c != '\r')) {
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if (cmd_len < sizeof(cmd_buf) - 2) {
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cmd_buf[cmd_len] = c;
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printf("%c", c);
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cmd_len++;
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}
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return;
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}
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cmd_buf[cmd_len] = '\0';
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cmd_len = 0;
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printf("\n");
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process_cmd();
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printf(cli_prompt);
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}
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void cli_init(const char *prompt, const char *logo)
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{
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if (prompt) {
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cli_prompt = prompt;
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}
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if (logo) {
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cli_logo = logo;
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}
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cli_register("?", handle_help, "Display this help message.");
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cli_register("fps", handle_fps, "Display FPS.");
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cli_register("update", handle_update, "Update firmware.");
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}
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