Backend

Message builder and parser

interface Backend {

Connection connection();

void[] buildMessage(void[] buffer, ulong dev, ubyte fnc, Args args);

enum ParseResult;

ParseResult parseMessage(const(void)[] data, Message result);

size_t aduLength(size_t dataBytes);

size_t minMsgLength();

const(void)[] packT(T value);

T unpackT(const(void)[] data);

T unpackTT(T value);

SpecRules sr();

void startMessage(void[] buf, size_t idx, ulong dev, ubyte func);

void append(void[] buf, size_t idx, T val);

void appendBytes(void[] buf, size_t idx, const(void)[] );

void completeMessage(void[] buf, size_t idx);

}

Members

Enums

ParseResult enum ParseResult

Functions

aduLength size_t aduLength(size_t dataBytes): Undocumented in source.
append void append(void[] buf, size_t idx, T val)
appendBytes void appendBytes(void[] buf, size_t idx, const(void)[] ): append data to message buffer
buildMessage void[] buildMessage(void[] buffer, ulong dev, ubyte fnc, Args args): Full build message for sending
completeMessage void completeMessage(void[] buf, size_t idx): finalize message
connection Connection connection(): Returns abstract connection
minMsgLength size_t minMsgLength(): Undocumented in source. Be warned that the author may not have intended to support it.
packT const(void)[] packT(T value): Undocumented in source. Be warned that the author may not have intended to support it.
parseMessage ParseResult parseMessage(const(void)[] data, Message result): Read data to temp message buffer
sr SpecRules sr(): Undocumented in source.
startMessage void startMessage(void[] buf, size_t idx, ulong dev, ubyte func): start building message
unpackT T unpackT(const(void)[] data): Undocumented in source. Be warned that the author may not have intended to support it.
unpackTT T unpackTT(T value): Undocumented in source. Be warned that the author may not have intended to support it.

Meta

Source

See Implementation

modbus backend base classes

BaseBackend

interfaces

Backend