WebSocket

NewMessage returns a pointer to a newly initialized, empty message which has at most 'maxFrames' frames and a payload of at most 'maxPayloadSize' bytes.

opcodes.

opcodes.

opcodes.

Fin, Reserved flags & opcode bitmask.

Mask flag & payload bitmask.

length is encoded on 64 bits; maximum frame length is 16EiB (exbibyte).

length is encoded on 16 bits; maximum frame length is 64 KB.

bytes.

Fin, Reserved flags & opcode bitmask.

Mask flag & payload bitmask.

opcodes.

opcodes.

Fin, Reserved flags & opcode bitmask.

Fin, Reserved flags & opcode bitmask.

Fin, Reserved flags & opcode bitmask.

opcodes.

opcodes.

opcodes.

opcodes.

opcodes.

opcodes.

opcodes.

opcodes.

opcodes.

opcodes.

opcodes.

WebSocket frame see https://www.rfc-editor.org/rfc/rfc6455.html#section-5.2 0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +-+-+-+-+-------+-+-------------+-------------------------------+ |F|R|R|R| opcode|M| Payload len | Extended payload length | |I|S|S|S| (4) |A| (7) | (16/64) | |N|V|V|V| |S| | (if payload len==126/127) | | |1|2|3| |K| | | +-+-+-+-+-------+-+-------------+ - - - - - - - - - - - - - - - + | Extended payload length continued, if payload len == 127 | + - - - - - - - - - - - - - - - +-------------------------------+ | |Masking-key, if MASK set to 1 | +-------------------------------+-------------------------------+ | Masking-key (continued) | Payload Data | +-------------------------------- - - - - - - - - - - - - - - - + : Payload Data continued ..

Header of an WebSocket frame see https://www.rfc-editor.org/rfc/rfc6455.html#section-5.2 */.

A websockets message can be sent using a number of frames (by fragmenting it).