diff options
| -rw-r--r-- | projects/cli-test/Makefile | 21 | ||||
| -rw-r--r-- | projects/cli-test/cli-test.c | 165 |
2 files changed, 186 insertions, 0 deletions
diff --git a/projects/cli-test/Makefile b/projects/cli-test/Makefile new file mode 100644 index 0000000..1f1f890 --- /dev/null +++ b/projects/cli-test/Makefile @@ -0,0 +1,21 @@ +TEST = cli-test + +CFLAGS += -I$(LIBCLI_DIR) +LIBS += $(LIBCLI_DIR)/libcli.a + +all: $(TEST:=.elf) + +%.elf: %.o $(BOARD_OBJS) $(LIBS) + $(CC) $(CFLAGS) $^ -o $@ -T$(LDSCRIPT) -g -Wl,-Map=$*.map + $(OBJCOPY) -O ihex $*.elf $*.hex + $(OBJCOPY) -O binary $*.elf $*.bin + $(OBJDUMP) -St $*.elf >$*.lst + $(SIZE) $*.elf + +clean: + rm -f *.o + rm -f *.elf + rm -f *.hex + rm -f *.bin + rm -f *.map + rm -f *.lst diff --git a/projects/cli-test/cli-test.c b/projects/cli-test/cli-test.c new file mode 100644 index 0000000..2f246a5 --- /dev/null +++ b/projects/cli-test/cli-test.c @@ -0,0 +1,165 @@ +/* + * Test code with a small CLI on the management interface + * + */ +#include "stm32f4xx_hal.h" +#include "stm-init.h" +#include "stm-led.h" +#include "stm-uart.h" + +#include <string.h> +#include <libcli.h> + +#define DELAY() HAL_Delay(250) + +int cmd_show_cpuspeed(struct cli_def *cli, const char *command, char *argv[], int argc) +{ + volatile uint32_t hclk; + + hclk = HAL_RCC_GetHCLKFreq(); + cli_print(cli, "HCLK: %li (%i MHz)", hclk, (int) hclk / 1000 / 1000); + return CLI_OK; +} + +void uart_cli_print(struct cli_def *cli __attribute__ ((unused)), const char *buf) +{ + char crlf[] = "\r\n"; + uart_send_string2(STM_UART_MGMT, buf); + uart_send_string2(STM_UART_MGMT, crlf); +} + +int uart_cli_read(struct cli_def *cli __attribute__ ((unused)), void *buf, size_t count) +{ + if (uart_recv_char2(STM_UART_MGMT, buf, count) != HAL_OK) { + return -1; + } + return 1; +} + +int uart_cli_write(struct cli_def *cli __attribute__ ((unused)), const void *buf, size_t count) +{ + uart_send_bytes(STM_UART_MGMT, (uint8_t *) buf, count); + return (int) count; +} + +int embedded_cli_loop(struct cli_def *cli) +{ + unsigned char c; + int n = 0; + static struct cli_loop_ctx ctx; + + memset(&ctx, 0, sizeof(ctx)); + ctx.insertmode = 1; + + cli->state = CLI_STATE_LOGIN; + + /* start off in unprivileged mode */ + cli_set_privilege(cli, PRIVILEGE_UNPRIVILEGED); + cli_set_configmode(cli, MODE_EXEC, NULL); + + cli_error(cli, "%s", cli->banner); + + while (1) { + cli_loop_start_new_command(cli, &ctx); + HAL_GPIO_TogglePin(LED_PORT, LED_YELLOW); + + while (1) { + HAL_GPIO_TogglePin(LED_PORT, LED_BLUE); + + cli_loop_show_prompt(cli, &ctx); + + n = cli_loop_read_next_char(cli, &ctx, &c); + //cli_print(cli, "Next char: '%c' (n == %i)", c, n); + if (n == CLI_LOOP_CTRL_BREAK) + break; + if (n == CLI_LOOP_CTRL_CONTINUE) + continue; + + n = cli_loop_process_char(cli, &ctx, c); + if (n == CLI_LOOP_CTRL_BREAK) + break; + if (n == CLI_LOOP_CTRL_CONTINUE) + continue; + } + + if (ctx.l < 0) break; + + //cli_print(cli, "Process command: '%s'", ctx.cmd); + n = cli_loop_process_cmd(cli, &ctx); + if (n == CLI_LOOP_CTRL_BREAK) + break; + } + + return CLI_OK; +} + +int check_auth(const char *username, const char *password) +{ + if (strcasecmp(username, "ct") != 0) + return CLI_ERROR; + if (strcasecmp(password, "ct") != 0) + return CLI_ERROR; + return CLI_OK; +} + +int +main() +{ + struct cli_command cmd_show_s = {(char *) "show", NULL, 0, NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL, NULL, NULL}; + struct cli_command cmd_show_cpuspeed_s = {(char *) "cpuspeed", cmd_show_cpuspeed, 0, + (char *) "Show the speed at which the CPU currently operates", + PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL, NULL, NULL}; + + char crlf[] = "\r\n"; + uint8_t tx = 'A'; + uint8_t rx = 0; + uint8_t upper = 0; + struct cli_def cli; + + memset(&cli, 0, sizeof(cli)); + + stm_init(); + + HAL_GPIO_WritePin(LED_PORT, LED_RED, GPIO_PIN_SET); + + cli_init(&cli); + cli_read_callback(&cli, uart_cli_read); + cli_write_callback(&cli, uart_cli_write); + cli_print_callback(&cli, uart_cli_print); + cli_set_banner(&cli, "libcli on an STM32"); + cli_set_hostname(&cli, "cryptech"); + cli_set_auth_callback(&cli, check_auth); + cli_telnet_protocol(&cli, 0); + + cli_register_command2(&cli, &cmd_show_s, NULL); + cli_register_command2(&cli, &cmd_show_cpuspeed_s, &cmd_show_s); + + HAL_GPIO_WritePin(LED_PORT, LED_RED, GPIO_PIN_RESET); + HAL_GPIO_WritePin(LED_PORT, LED_GREEN, GPIO_PIN_SET); + + embedded_cli_loop(&cli); + + while (1) { + led_toggle(LED_GREEN); + + uart_send_char2(STM_UART_USER, tx + upper); + uart_send_char2(STM_UART_MGMT, tx + upper); + DELAY(); + + if (uart_recv_char2(STM_UART_USER, &rx, 0) == HAL_OK || + uart_recv_char2(STM_UART_MGMT, &rx, 0) == HAL_OK) { + led_toggle(LED_YELLOW); + if (rx == '\r') { + upper = upper == 0 ? ('a' - 'A'):0; + } + } + + if (tx++ == 'Z') { + /* linefeed after each alphabet */ + uart_send_string2(STM_UART_USER, crlf); + uart_send_string2(STM_UART_MGMT, crlf); + tx = 'A'; + led_toggle(LED_BLUE); + } + } +} |