Function cli_rule_file_process

dpdk/examples/ip_pipeline/cli.c:6643–6801

}

static int
cli_rule_file_process(const char *file_name,
	size_t line_len_max,
	struct table_rule_list **rule_list,
	uint32_t *n_rules,
	uint32_t *line_number,
	char *out,
	size_t out_size)
{
	struct table_rule_list *list = NULL;
	char *line = NULL;
	FILE *f = NULL;
	uint32_t rule_id = 0, line_id = 0;
	int status = 0;

	/* Check input arguments */
	if ((file_name == NULL) ||
		(strlen(file_name) == 0) ||
		(line_len_max == 0) ||
		(rule_list == NULL) ||
		(n_rules == NULL) ||
		(line_number == NULL) ||
		(out == NULL)) {
		status = -EINVAL;
		goto cli_rule_file_process_free;
	}

	/* Memory allocation */
	list = malloc(sizeof(struct table_rule_list));
	if (list == NULL) {
		status = -ENOMEM;
		goto cli_rule_file_process_free;
	}

	TAILQ_INIT(list);

	line = malloc(line_len_max + 1);
	if (line == NULL) {
		status = -ENOMEM;
		goto cli_rule_file_process_free;
	}

	/* Open file */
	f = fopen(file_name, "r");
	if (f == NULL) {
		status = -EIO;
		goto cli_rule_file_process_free;
	}

	/* Read file */
	for (line_id = 1, rule_id = 0; ; line_id++) {
		char *tokens[CMD_MAX_TOKENS];
		struct table_rule *rule = NULL;
		uint32_t n_tokens, n_tokens_parsed, t0;

		/* Read next line from file. */
		if (fgets(line, line_len_max + 1, f) == NULL)
			break;