[FL-1555] Cli: update motd (#584)
* Cli: update motd * Cli: autocomplete and cursor. * Cli: one line history. * Cli: minor cleanup, remove double flush, remove prompt on empty autocomplete
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commit
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@ -5,24 +5,27 @@
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Cli* cli_alloc() {
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Cli* cli = furi_alloc(sizeof(Cli));
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CliCommandTree_init(cli->commands);
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string_init(cli->last_line);
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string_init(cli->line);
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cli->mutex = osMutexNew(NULL);
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furi_check(cli->mutex);
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cli_reset_state(cli);
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return cli;
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}
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void cli_free(Cli* cli) {
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free(cli);
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}
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furi_assert(cli);
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void cli_reset_state(Cli* cli) {
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// Release allocated buffer, reset state
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string_clear(cli->last_line);
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string_clear(cli->line);
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string_init(cli->line);
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CliCommandTree_clear(cli->commands);
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free(cli);
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}
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void cli_putc(char c) {
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@ -33,7 +36,7 @@ char cli_getc(Cli* cli) {
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furi_assert(cli);
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char c;
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if(api_hal_vcp_rx((uint8_t*)&c, 1) == 0) {
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cli_reset_state(cli);
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cli_reset(cli);
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}
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return c;
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}
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@ -56,20 +59,6 @@ bool cli_cmd_interrupt_received(Cli* cli) {
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return c == CliSymbolAsciiETX;
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}
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void cli_print_version(const Version* version) {
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if(version) {
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printf("\tVersion:\t%s\r\n", version_get_version(version));
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printf("\tBuild date:\t%s\r\n", version_get_builddate(version));
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printf(
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"\tGit Commit:\t%s (%s)\r\n",
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version_get_githash(version),
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version_get_gitbranchnum(version));
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printf("\tGit Branch:\t%s\r\n", version_get_gitbranch(version));
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} else {
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printf("\tNo build info\r\n");
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}
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}
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void cli_print_usage(const char* cmd, const char* usage, const char* arg) {
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furi_assert(cmd);
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furi_assert(arg);
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@ -79,94 +68,200 @@ void cli_print_usage(const char* cmd, const char* usage, const char* arg) {
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}
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void cli_motd() {
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printf("\r\n \
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_.-------.._ -,\r\n \
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.-\"```\"--..,,_/ /`-, -, \\ \r\n \
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.:\" /:/ /'\\ \\ ,_..., `. | |\r\n \
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/ ,----/:/ /`\\ _\\~`_-\"` _;\r\n \
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' / /`\"\"\"'\\ \\ \\.~`_-' ,-\"'/ \r\n \
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| | | 0 | | .-' ,/` /\r\n \
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| ,..\\ \\ ,.-\"` ,/` /\r\n \
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; : `/`\"\"\\` ,/--==,/-----,\r\n \
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| `-...| -.___-Z:_______J...---;\r\n \
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: ` _-'\r\n \
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_L_ _ ___ ___ ___ ___ ____--\"`___ _ ___\r\n \
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| __|| | |_ _|| _ \\| _ \\| __|| _ \\ / __|| | |_ _|\r\n \
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| _| | |__ | | | _/| _/| _| | / | (__ | |__ | |\r\n \
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|_| |____||___||_| |_| |___||_|_\\ \\___||____||___|\r\n\r\n");
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printf("\r\n"
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" _.-------.._ -,\r\n"
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" .-\"```\"--..,,_/ /`-, -, \\ \r\n"
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" .:\" /:/ /'\\ \\ ,_..., `. | |\r\n"
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" / ,----/:/ /`\\ _\\~`_-\"` _;\r\n"
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" ' / /`\"\"\"'\\ \\ \\.~`_-' ,-\"'/ \r\n"
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" | | | 0 | | .-' ,/` /\r\n"
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" | ,..\\ \\ ,.-\"` ,/` /\r\n"
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" ; : `/`\"\"\\` ,/--==,/-----,\r\n"
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" | `-...| -.___-Z:_______J...---;\r\n"
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" : ` _-'\r\n"
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" _L_ _ ___ ___ ___ ___ ____--\"`___ _ ___\r\n"
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"| __|| | |_ _|| _ \\| _ \\| __|| _ \\ / __|| | |_ _|\r\n"
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"| _| | |__ | | | _/| _/| _| | / | (__ | |__ | |\r\n"
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"|_| |____||___||_| |_| |___||_|_\\ \\___||____||___|\r\n"
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"\r\n"
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"Welcome to Flipper Zero Command Line Interface!\r\n"
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"Read Manual https://docs.flipperzero.one\r\n"
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"\r\n");
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printf("You are now connected to Flipper Command Line Interface.\r\n\r\n");
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printf("Bootloader\r\n");
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cli_print_version(api_hal_version_get_boot_version());
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printf("Firmware\r\n");
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cli_print_version(api_hal_version_get_firmware_version());
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const Version* firmware_version = api_hal_version_get_firmware_version();
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if(firmware_version) {
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printf(
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"Firmware version: %s %s (%s built on %s)\r\n",
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version_get_gitbranch(firmware_version),
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version_get_version(firmware_version),
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version_get_githash(firmware_version),
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version_get_builddate(firmware_version));
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}
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}
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void cli_nl() {
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void cli_nl(Cli* cli) {
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printf("\r\n");
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}
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void cli_prompt() {
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printf("\r\n>: ");
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void cli_prompt(Cli* cli) {
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printf("\r\n>: %s", string_get_cstr(cli->line));
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fflush(stdout);
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}
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void cli_backspace(Cli* cli) {
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size_t s = string_size(cli->line);
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if(s > 0) {
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s--;
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string_left(cli->line, s);
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cli_putc(CliSymbolAsciiBackspace);
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cli_putc(CliSymbolAsciiSpace);
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cli_putc(CliSymbolAsciiBackspace);
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void cli_reset(Cli* cli) {
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string_move(cli->last_line, cli->line);
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string_init(cli->line);
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cli->cursor_position = 0;
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}
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static void cli_handle_backspace(Cli* cli) {
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if(string_size(cli->line) > 0) {
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// Other side
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printf("\e[D\e[1P");
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fflush(stdout);
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// Our side
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string_t temp;
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string_init(temp);
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string_reserve(temp, string_size(cli->line) - 1);
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string_set_strn(temp, string_get_cstr(cli->line), cli->cursor_position - 1);
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string_cat_str(temp, string_get_cstr(cli->line) + cli->cursor_position);
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string_move(cli->line, temp);
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cli->cursor_position--;
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} else {
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cli_putc(CliSymbolAsciiBell);
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}
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}
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void cli_enter(Cli* cli) {
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// Normalize input
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static void cli_normalize_line(Cli* cli) {
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string_strim(cli->line);
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cli->cursor_position = string_size(cli->line);
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}
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static void cli_handle_enter(Cli* cli) {
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cli_normalize_line(cli);
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if(string_size(cli->line) == 0) {
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cli_prompt();
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cli_prompt(cli);
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return;
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}
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// Get first word as command name
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// Command and args container
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string_t command;
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string_init(command);
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string_t args;
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string_init(args);
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// Split command and args
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size_t ws = string_search_char(cli->line, ' ');
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if(ws == STRING_FAILURE) {
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string_set(command, cli->line);
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string_clear(cli->line);
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string_init(cli->line);
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} else {
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string_set_n(command, cli->line, 0, ws);
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string_right(cli->line, ws);
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string_strim(cli->line);
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string_set_n(args, cli->line, ws, string_size(cli->line));
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string_strim(args);
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}
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// Search for command
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furi_check(osMutexAcquire(cli->mutex, osWaitForever) == osOK);
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CliCommand* cli_command = CliCommandTree_get(cli->commands, command);
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furi_check(osMutexRelease(cli->mutex) == osOK);
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if(cli_command) {
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cli_nl();
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cli_command->callback(cli, cli->line, cli_command->context);
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cli_prompt();
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cli_nl(cli);
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// Execute command
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cli_command->callback(cli, args, cli_command->context);
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// Clear line
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cli_reset(cli);
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} else {
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cli_nl();
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printf("Command not found: ");
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printf(string_get_cstr(command));
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cli_prompt();
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cli_nl(cli);
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printf(
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"`%s` command not found, use `help` or `?` to list all available commands",
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string_get_cstr(command));
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cli_putc(CliSymbolAsciiBell);
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}
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furi_check(osMutexRelease(cli->mutex) == osOK);
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cli_prompt(cli);
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// Cleanup command and args
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string_clear(command);
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// Always finish with clean state
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cli_reset_state(cli);
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string_clear(args);
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}
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static void cli_handle_autocomplete(Cli* cli) {
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cli_normalize_line(cli);
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if(string_size(cli->line) == 0) {
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return;
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}
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cli_nl(cli);
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// Prepare common base for autocomplete
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string_t common;
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string_init(common);
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// Iterate throw commands
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for
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M_EACH(cli_command, cli->commands, CliCommandTree_t) {
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// Process only if starts with line buffer
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if(string_start_with_string_p(*cli_command->key_ptr, cli->line)) {
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// Show autocomplete option
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printf("%s\r\n", string_get_cstr(*cli_command->key_ptr));
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// Process common base for autocomplete
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if(string_size(common) > 0) {
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// Choose shortest string
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const size_t key_size = string_size(*cli_command->key_ptr);
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const size_t common_size = string_size(common);
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const size_t min_size = key_size > common_size ? common_size : key_size;
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size_t i = 0;
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while(i < min_size) {
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// Stop when do not match
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if(string_get_char(*cli_command->key_ptr, i) !=
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string_get_char(common, i)) {
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break;
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}
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i++;
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}
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// Cut right part if any
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string_left(common, i);
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} else {
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// Start with something
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string_set(common, *cli_command->key_ptr);
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}
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}
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}
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// Replace line buffer if autocomplete better
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if(string_size(common) > string_size(cli->line)) {
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string_set(cli->line, common);
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cli->cursor_position = string_size(cli->line);
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}
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// Cleanup
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string_clean(common);
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// Show prompt
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cli_prompt(cli);
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}
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static void cli_handle_escape(Cli* cli, char c) {
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if(c == 'A') {
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// Use previous command if line buffer is empty
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if(string_size(cli->line) == 0 && string_cmp(cli->line, cli->last_line) != 0) {
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// Set line buffer and cursor position
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string_set(cli->line, cli->last_line);
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cli->cursor_position = string_size(cli->line);
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// Show new line to user
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printf(string_get_cstr(cli->line));
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}
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} else if(c == 'B') {
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} else if(c == 'C') {
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if(cli->cursor_position < string_size(cli->line)) {
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cli->cursor_position++;
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printf("\e[C");
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}
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} else if(c == 'D') {
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if(cli->cursor_position > 0) {
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cli->cursor_position--;
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printf("\e[D");
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}
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}
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fflush(stdout);
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}
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void cli_process_input(Cli* cli) {
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@ -174,26 +269,42 @@ void cli_process_input(Cli* cli) {
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size_t r;
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if(c == CliSymbolAsciiTab) {
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cli_putc(CliSymbolAsciiBell);
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cli_handle_autocomplete(cli);
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} else if(c == CliSymbolAsciiSOH) {
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cli_motd();
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cli_prompt();
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cli_prompt(cli);
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} else if(c == CliSymbolAsciiEOT) {
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cli_reset_state(cli);
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cli_reset(cli);
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} else if(c == CliSymbolAsciiEsc) {
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r = api_hal_vcp_rx((uint8_t*)&c, 1);
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if(r && c == '[') {
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api_hal_vcp_rx((uint8_t*)&c, 1);
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cli_handle_escape(cli, c);
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} else {
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cli_putc(CliSymbolAsciiBell);
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}
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} else if(c == CliSymbolAsciiBackspace || c == CliSymbolAsciiDel) {
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cli_backspace(cli);
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cli_handle_backspace(cli);
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} else if(c == CliSymbolAsciiCR) {
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cli_enter(cli);
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cli_handle_enter(cli);
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} else if(c >= 0x20 && c < 0x7F) {
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string_push_back(cli->line, c);
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cli_putc(c);
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if(cli->cursor_position == string_size(cli->line)) {
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string_push_back(cli->line, c);
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cli_putc(c);
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} else {
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// ToDo: better way?
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string_t temp;
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string_init(temp);
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string_reserve(temp, string_size(cli->line) + 1);
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string_set_strn(temp, string_get_cstr(cli->line), cli->cursor_position);
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string_push_back(temp, c);
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string_cat_str(temp, string_get_cstr(cli->line) + cli->cursor_position);
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string_move(cli->line, temp);
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// Print character in replace mode
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printf("\e[4h%c\e[4l", c);
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fflush(stdout);
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}
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cli->cursor_position++;
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} else {
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cli_putc(CliSymbolAsciiBell);
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}
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@ -94,7 +94,6 @@ void cli_command_help(Cli* cli, string_t args, void* context) {
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(void)args;
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printf("Commands we have:");
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furi_check(osMutexAcquire(cli->mutex, osWaitForever) == osOK);
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// Get the middle element
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CliCommandTree_it_t it_mid;
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uint8_t cmd_num = CliCommandTree_size(cli->commands);
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@ -113,7 +112,6 @@ void cli_command_help(Cli* cli, string_t args, void* context) {
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ref = CliCommandTree_ref(it_j);
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printf(string_get_cstr(ref->key_ptr[0]));
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};
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furi_check(osMutexRelease(cli->mutex) == osOK);
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if(string_size(args) > 0) {
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cli_nl();
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@ -7,6 +7,7 @@
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#include <m-dict.h>
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#include <m-bptree.h>
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#include <m-array.h>
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#define CLI_LINE_SIZE_MAX
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#define CLI_COMMANDS_TREE_RANK 4
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@ -24,15 +25,23 @@ BPTREE_DEF2(
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CliCommand,
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M_POD_OPLIST)
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#define M_OPL_CliCommandTree_t() BPTREE_OPLIST(CliCommandTree, M_POD_OPLIST)
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struct Cli {
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CliCommandTree_t commands;
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osMutexId_t mutex;
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string_t last_line;
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string_t line;
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size_t cursor_position;
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};
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Cli* cli_alloc();
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void cli_free(Cli* cli);
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void cli_reset_state(Cli* cli);
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void cli_print_version(const Version* version);
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void cli_reset(Cli* cli);
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void cli_putc(char c);
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void cli_stdout_callback(void* _cookie, const char* data, size_t size);
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