Module transport 

Provider-neutral blocking and asynchronous transport contracts.

Structs

AcknowledgedCustomEndpoint

Custom endpoint paired with an explicit operator acknowledgement.

AsyncResponseStaging

Non-committing response view supplied to an asynchronous transport.

CanonicalQuery

Validated RFC 3986-style query with %20 space encoding.

ContentType

Borrowed, validated HTTP content type.

CustomEndpointAcknowledgement

Explicit acknowledgement that a custom endpoint is a credential destination.

EndpointIdentity

Borrowed normalized identity of a credential-bound transport endpoint.

FormQuery

Explicit provider dialect that admits + for encoded spaces.

HeaderName

Borrowed, validated HTTP header name.

HeaderValue

Borrowed, validated request header value.

InformationalResponseTracker

Small state machine for bounded informational-response handling.

MediaType

Borrowed media-type essence used by response policies.

ProviderLinkQuery

Raw query state admitted only through a validated provider pagination link.

QueryPair

One encoded query pair, preserving missing versus empty values.

QueryPairs

Exact-order iterator over encoded query pairs.

RawResponsePolicy

Complete provider-neutral admission policy for one final HTTP response.

RegionEndpoint

Provider-derived endpoint paired with its canonical region identifier.

RequestHeader

One validated borrowed request header.

RequestHeaders

Validated ordered request-header block.

RequestPath

Validated canonical origin-form path.

RequestTarget

Validated complete origin-form HTTP request target.

ResponseAttempt

Cleanup-owning transaction around one response write attempt.

ResponseBuffer

Cleanup-owning admission guard around one sealed ResponseWriter.

ResponseCompletion

Completion metadata returned by an asynchronous transport.

ResponseContentType

Borrowed, validated content type captured in stable response-header storage.

ResponseDecodeWorkspace

Complete fixed response workspace cleared with its checked guard.

ResponseHeader

Borrowed view into one retained response header.

ResponseHeaders

Caller-storage-backed fixed-capacity response-header metadata.

ResponseMetadata

Non-sensitive interpreted response metadata captured by a transport.

ResponseWriter

Exclusive transport access to one admitted caller-owned response prefix.

RetainedResponseMetadata

Request identifier deliberately retained beyond a checked response guard.

StatusCode

Valid HTTP response status code.

StreamAttempt

SDK-owned accounting attempt over caller-owned outcome state.

StreamCompletion

Successful accounting completion.

StreamLimits

Hard byte, chunk, observation, and zero-progress limits.

StreamOutcome

Attempt outcome stored in caller-owned state.

StreamPolicy

Complete stream behavior fixed before the first observation.

StreamProgress

Public nonsensitive streaming counters.

StreamSourceId

Exact source version supplied by the source owner.

TransportFailure

Payload-redacting transport failure with an explicit delivery phase.

TransportRequest

Provider-neutral request passed to a blocking transport.

TransportResponse

Borrowed view committed from an admitted writer.

Enums

AsyncExecutionError

Failure while SDK-owned asynchronous response staging is driven to completion.

ContentTypeError

Content-type validation error.

DeliveryPhase

Furthest delivery point known for one failed HTTP attempt.

EndpointIdentityError

Endpoint identity validation error.

EndpointPolicy

Allocation-free provider-owned endpoint admission policy.

EndpointPolicyError

Endpoint trust policy validation or matching error.

EndpointPolicyKind

Trust provenance represented by an EndpointPolicy.

EndpointScheme

Network scheme in an immutable endpoint identity.

HeaderError

Bounded HTTP header validation or capacity failure.

HeaderSensitivity

Whether a header value must be treated as sensitive.

InformationalResponseError

Informational or final-response selection failure.

RawResponsePolicyError

Invalid raw response-wire policy.

RequestPathError

Canonical path validation error.

RequestQuery

Explicit request query state.

RequestTargetError

Request-target validation or assembly error.

ResponseMediaPolicy

Response media-type requirement for one status class.

ResponseWriterError

Response-writer state violation.

RetainedMetadataError

Request-identifier admission or transfer failure.

StreamExecutionError

One bounded stream execution failure.

StreamFraming

Wire framing responsibility.

StreamKind

Streaming operation shape.

StreamLimitsError

Invalid hard streaming limits.

StreamPartialState

Visibility and cleanup requirement after incomplete transfer.

StreamPolicyError

Incoherent stream policy.

StreamProgressError

Stream accounting or lifecycle failure.

StreamRead

One source observation.

StreamReplayError

Streaming replay rejection.

StreamReplayability

Whether a streaming body can be reproduced for another attempt.

StreamSinkMode

Visibility of accepted bytes before successful completion.

StreamSourceIdError

Invalid source identity.

StreamState

Final lifecycle state recorded even when an asynchronous attempt is dropped.

StructuredQueryError

Structured query validation error.

TrailerPolicy

Response trailer handling.

Constants

ASYNC_CANCELLATION_DELIVERY_PHASE

Conservative delivery classification after an asynchronous future is cancelled by being dropped.

MAX_CONSECUTIVE_ZERO_PROGRESS

Global ceiling for consecutive observations that transfer no bytes.

MAX_CONTENT_TYPE_BYTES

Maximum content-type header value length admitted by the core contract.

MAX_ENDPOINT_BASE_PATH_BYTES

Maximum normalized endpoint base-path length admitted by the core contract.

MAX_ENDPOINT_HOST_BYTES

Maximum normalized endpoint host length admitted by the core contract.

MAX_ENDPOINT_REGION_BYTES

Maximum provider region identifier length.

MAX_HEADER_NAME_BYTES

Maximum header-name length admitted by the transport contract.

MAX_HEADER_VALUE_BYTES

Maximum single header-value length admitted by the transport contract.

MAX_INFORMATIONAL_RESPONSES

Maximum informational response heads accepted before a final response.

MAX_OFFICIAL_ENDPOINTS

Maximum identities in one finite official endpoint set.

MAX_RAW_RESPONSE_BODY_BYTES

Maximum per-class body limit represented by the raw buffered contract.

MAX_REQUEST_HEADERS

Maximum number of request headers.

MAX_REQUEST_HEADER_BYTES

Maximum encoded request-header bytes, excluding the final empty line.

MAX_REQUEST_ID_BYTES

Maximum opaque provider request-identifier length.

MAX_REQUEST_TARGET_BYTES

Maximum origin-form request-target length admitted by the core contract.

MAX_RESPONSE_CHUNKS

Maximum chunks admitted by one buffered raw response.

MAX_RESPONSE_HEADERS

Maximum number of retained response headers.

MAX_RESPONSE_HEADER_BYTES

Maximum encoded response-header bytes, excluding the final empty line.

MAX_STREAM_BYTES

Global ceiling for one stream’s actual transferred bytes.

MAX_STREAM_CHUNKS

Global ceiling for chunks observed in one stream attempt.

MAX_STREAM_CHUNK_BYTES

Global ceiling for one source chunk.

MAX_STREAM_OBSERVATIONS

Global ceiling for source, sink, and waiting observations in one attempt.

MAX_STREAM_SOURCE_ID_BYTES

Maximum exact source-version identity length.

RESPONSE_CURSOR_SCRATCH_BYTES

Cursor staging bytes available to checked pagination decoders.

RESPONSE_DECODER_SCRATCH_BYTES

Decoder scratch bytes available to checked provider decoders.

RESPONSE_PROVIDER_LINK_SCRATCH_BYTES

Provider-link staging bytes available to checked pagination decoders.

Traits

AsyncRawHttpExecutor

Runtime-neutral Send asynchronous raw HTTP execution.

AsyncStreamSink

Cross-thread asynchronous sink.

AsyncStreamSource

Cross-thread asynchronous source.

AsyncTransport

Cross-thread asynchronous transport over caller-owned buffers.

BlockingRawHttpExecutor

Blocking execution of one already validated raw HTTP request.

BlockingStreamSink

Blocking sink with explicit commit and infallible abort cleanup.

BlockingStreamSource

Blocking source that initializes caller-owned scratch storage.

BlockingTransport

Synchronous transport over caller-owned request and response buffers.

BoundTransport

Transport whose credentials are permanently bound to one endpoint.

LocalAsyncRawHttpExecutor

Runtime-neutral raw HTTP execution for !Send local futures.

LocalAsyncStreamSink

Local asynchronous sink whose futures may be !Send.

LocalAsyncStreamSource

Local asynchronous source whose future may be !Send.

LocalAsyncTransport

Local asynchronous transport for !Send futures and executors.

ResponseStorageSanitizer

Optional additive cleanup hook for caller-owned response storage.

Functions

drive_async

Drives one cross-thread async attempt and commits only after Ready(Ok).

drive_async_raw

Drives one raw cross-thread async attempt and commits after Ready(Ok).

drive_async_stream

Drives one cross-thread asynchronous transfer without owning an executor.

drive_blocking_stream

Drives one finite blocking transfer with caller-owned scratch storage.

drive_local

Drives one local transport attempt and commits only after Ready(Ok).

drive_local_raw

Drives one raw local attempt and commits only after Ready(Ok).

drive_local_stream

Drives one local asynchronous transfer without owning an executor.

validate_stream_replay

Validates that a later attempt uses the same explicit replayable source.