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[EDIT] FILE: _cparser.pxd

from libc.stdint cimport int32_t, uint8_t, uint16_t, uint64_t

cdef extern from "../vendor/llhttp/build/llhttp.h":

struct llhttp__internal_s:
        int32_t _index
        void* _span_pos0
        void* _span_cb0
        int32_t error
        const char* reason
        const char* error_pos
        void* data
        void* _current
        uint64_t content_length
        uint8_t type
        uint8_t method
        uint8_t http_major
        uint8_t http_minor
        uint8_t header_state
        uint8_t lenient_flags
        uint8_t upgrade
        uint8_t finish
        uint16_t flags
        uint16_t status_code
        void* settings

ctypedef llhttp__internal_s llhttp__internal_t
    ctypedef llhttp__internal_t llhttp_t

ctypedef int (*llhttp_data_cb)(llhttp_t*, const char *at, size_t length) except -1
    ctypedef int (*llhttp_cb)(llhttp_t*) except -1

struct llhttp_settings_s:
        llhttp_cb      on_message_begin
        llhttp_data_cb on_url
        llhttp_data_cb on_status
        llhttp_data_cb on_header_field
        llhttp_data_cb on_header_value
        llhttp_cb      on_headers_complete
        llhttp_data_cb on_body
        llhttp_cb      on_message_complete
        llhttp_cb      on_chunk_header
        llhttp_cb      on_chunk_complete

llhttp_cb      on_url_complete
        llhttp_cb      on_status_complete
        llhttp_cb      on_header_field_complete
        llhttp_cb      on_header_value_complete

ctypedef llhttp_settings_s llhttp_settings_t

enum llhttp_errno:
        HPE_OK,
        HPE_INTERNAL,
        HPE_STRICT,
        HPE_LF_EXPECTED,
        HPE_UNEXPECTED_CONTENT_LENGTH,
        HPE_CLOSED_CONNECTION,
        HPE_INVALID_METHOD,
        HPE_INVALID_URL,
        HPE_INVALID_CONSTANT,
        HPE_INVALID_VERSION,
        HPE_INVALID_HEADER_TOKEN,
        HPE_INVALID_CONTENT_LENGTH,
        HPE_INVALID_CHUNK_SIZE,
        HPE_INVALID_STATUS,
        HPE_INVALID_EOF_STATE,
        HPE_INVALID_TRANSFER_ENCODING,
        HPE_CB_MESSAGE_BEGIN,
        HPE_CB_HEADERS_COMPLETE,
        HPE_CB_MESSAGE_COMPLETE,
        HPE_CB_CHUNK_HEADER,
        HPE_CB_CHUNK_COMPLETE,
        HPE_PAUSED,
        HPE_PAUSED_UPGRADE,
        HPE_USER

ctypedef llhttp_errno llhttp_errno_t

enum llhttp_flags:
        F_CHUNKED,
        F_CONTENT_LENGTH

enum llhttp_type:
        HTTP_REQUEST,
        HTTP_RESPONSE,
        HTTP_BOTH

enum llhttp_method:
        HTTP_DELETE,
        HTTP_GET,
        HTTP_HEAD,
        HTTP_POST,
        HTTP_PUT,
        HTTP_CONNECT,
        HTTP_OPTIONS,
        HTTP_TRACE,
        HTTP_COPY,
        HTTP_LOCK,
        HTTP_MKCOL,
        HTTP_MOVE,
        HTTP_PROPFIND,
        HTTP_PROPPATCH,
        HTTP_SEARCH,
        HTTP_UNLOCK,
        HTTP_BIND,
        HTTP_REBIND,
        HTTP_UNBIND,
        HTTP_ACL,
        HTTP_REPORT,
        HTTP_MKACTIVITY,
        HTTP_CHECKOUT,
        HTTP_MERGE,
        HTTP_MSEARCH,
        HTTP_NOTIFY,
        HTTP_SUBSCRIBE,
        HTTP_UNSUBSCRIBE,
        HTTP_PATCH,
        HTTP_PURGE,
        HTTP_MKCALENDAR,
        HTTP_LINK,
        HTTP_UNLINK,
        HTTP_SOURCE,
        HTTP_PRI,
        HTTP_DESCRIBE,
        HTTP_ANNOUNCE,
        HTTP_SETUP,
        HTTP_PLAY,
        HTTP_PAUSE,
        HTTP_TEARDOWN,
        HTTP_GET_PARAMETER,
        HTTP_SET_PARAMETER,
        HTTP_REDIRECT,
        HTTP_RECORD,
        HTTP_FLUSH

ctypedef llhttp_method llhttp_method_t;

void llhttp_settings_init(llhttp_settings_t* settings)
    void llhttp_init(llhttp_t* parser, llhttp_type type,
                 const llhttp_settings_t* settings)

llhttp_errno_t llhttp_execute(llhttp_t* parser, const char* data, size_t len)

int llhttp_should_keep_alive(const llhttp_t* parser)

void llhttp_resume_after_upgrade(llhttp_t* parser)

llhttp_errno_t llhttp_get_errno(const llhttp_t* parser)
    const char* llhttp_get_error_reason(const llhttp_t* parser)
    const char* llhttp_get_error_pos(const llhttp_t* parser)

const char* llhttp_method_name(llhttp_method_t method)

void llhttp_set_lenient_headers(llhttp_t* parser, int enabled)
    void llhttp_set_lenient_optional_cr_before_lf(llhttp_t* parser, int enabled)
    void llhttp_set_lenient_spaces_after_chunk_size(llhttp_t* parser, int enabled)

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