Function mime_header_line

lib_acl_cpp/src/mime/internal/mime_state_parse.cpp:443–500

}

static void mime_header_line(MIME_NODE *node)
{
	const HEADER_OPTS *header_info;
	size_t len = LEN(node->buffer);
	char *ptr = strrchr(STR(node->buffer), '\n');

	if (ptr) {
		*ptr-- = 0;
		len--;
		if (ptr > STR(node->buffer)) {
			if (*ptr == '\r') {
				*ptr = 0;
				len--;
			}
		}
		if (len == 0)
			return;

		acl_vstring_truncate(node->buffer, len);
	}

	header_info = header_opts_find(STR(node->buffer), node->state->key_buffer);
	if (header_info) {
		if (header_info->type == HDR_CONTENT_TYPE)
			mime_content_type(node, header_info);
		else if (header_info->type == HDR_CONTENT_TRANSFER_ENCODING)
			mime_content_encoding(node, header_info);
		else if (node == node->state->root) {
			/* ˵���ʼ�ͷ */

			if ((header_info->flags & HDR_OPT_RECIP)
				&& (header_info->flags & HDR_OPT_EXTRACT))
			{
				/* �����ռ��˵�ַ: To, Cc, Bcc */
				mail_rcpt(node, header_info);
			} else if ((header_info->flags & HDR_OPT_SENDER)) {
				/* ���������˵�ַ: From, Sender,
				 * Replyto, Returnpath
				 */
				mail_from(node, header_info);
			} else if ((header_info->flags & HDR_OPT_SUBJECT)) {
				mail_subject(node, header_info);
			}
		} else if (header_info->type == HDR_CONTENT_DISPOSITION) {
			mime_content_disposition(node, header_info);
		}
	}

	if (node->header_list) {
		HEADER_NV *header = header_split(STR(node->buffer));
		if (header)
			node->header_list->push_back(node->header_list, header);
	}

	ACL_VSTRING_RESET(node->buffer); /* ��ջ����� */
	node->last_ch = 0;
	node->last_lf = 0;
}