cli command interpretation

cli_interpret_cmd.c

typedef enum _t_cmd_status {
	E_CMD_OK = 0,
	E_CMD_NOT_FOUND,
	E_CMD_TOO_SHORT,
	E_CMD_EMPTY
} t_cmd_status;


static unsigned char _cli_interpret_cmd(t_cli_ctx *a_ctx) {
	unsigned char i = 0;
	unsigned char ret = E_CMD_OK;

	if (!strlen(a_ctx->cmd)) {
		return E_CMD_EMPTY;
	}

	if (strlen(a_ctx->cmd) < 2) {
		return E_CMD_TOO_SHORT;
	}

	while (a_ctx->cmds[i].fh) {		
		if (!strncmp(a_ctx->cmds[i].cmd, a_ctx->cmd, strlen(a_ctx->cmds[i].cmd))) {

			// call the handler
			a_ctx->cmds[i].fh((void *)a_ctx);
			break;
		}
		i++;
	}

	if (!a_ctx->cmds[i].fh) {
		ret = E_CMD_NOT_FOUND;
	}

	return ret;
}