| 688 | } |
| 689 | |
| 690 | size_t http_parser_execute (http_parser *parser, |
| 691 | const http_parser_settings *settings, |
| 692 | const char *data, |
| 693 | size_t len) |
| 694 | { |
| 695 | char c, ch; |
| 696 | int8_t unhex_val; |
| 697 | const char *p = data; |
| 698 | const char *header_field_mark = 0; |
| 699 | const char *header_value_mark = 0; |
| 700 | const char *url_mark = 0; |
| 701 | const char *body_mark = 0; |
| 702 | const char *status_mark = 0; |
| 703 | const unsigned int lenient = parser->lenient_http_headers; |
| 704 | const unsigned int allow_chunked_length = parser->allow_chunked_length; |
| 705 | |
| 706 | /* We're in an error state. Don't bother doing anything. */ |
| 707 | if (HTTP_PARSER_ERRNO(parser) != HPE_OK) { |
| 708 | return 0; |
| 709 | } |
| 710 | |
| 711 | if (len == 0) { |
| 712 | switch (parser->state) { |
| 713 | case s_body_identity_eof: |
| 714 | /* Use of CALLBACK_NOTIFY() here would erroneously return 1 byte read if |
| 715 | * we got paused. |
| 716 | */ |
| 717 | CALLBACK_NOTIFY_NOADVANCE(message_complete); |
| 718 | return 0; |
| 719 | |
| 720 | case s_dead: |
| 721 | case s_start_req_or_res: |
| 722 | case s_start_res: |
| 723 | case s_start_req: |
| 724 | return 0; |
| 725 | |
| 726 | default: |
| 727 | SET_ERRNO(HPE_INVALID_EOF_STATE); |
| 728 | return 1; |
| 729 | } |
| 730 | } |
| 731 | |
| 732 | |
| 733 | if (parser->state == s_header_field) |
| 734 | header_field_mark = data; |
| 735 | if (parser->state == s_header_value) |
| 736 | header_value_mark = data; |
| 737 | switch (parser->state) { |
| 738 | case s_req_path: |
| 739 | case s_req_scheme: |
| 740 | case s_req_scheme_slash: |
| 741 | case s_req_scheme_slash_slash: |
| 742 | case s_req_server_start: |
| 743 | case s_req_server: |
| 744 | case s_req_server_with_at: |
| 745 | case s_req_query_string_start: |
| 746 | case s_req_query_string: |
| 747 | case s_req_fragment_start: |