mirror of
https://github.com/hyperion-project/hyperion.ng.git
synced 2023-10-10 13:36:59 +02:00
76 lines
1.4 KiB
C++
76 lines
1.4 KiB
C++
#pragma once
|
|
|
|
/// Constants and utility functions related to WebSocket opcodes
|
|
/**
|
|
* WebSocket Opcodes are 4 bits. See RFC6455 section 5.2.
|
|
*/
|
|
namespace OPCODE
|
|
{
|
|
enum value
|
|
{
|
|
CONTINUATION = 0x0,
|
|
TEXT = 0x1,
|
|
BINARY = 0x2,
|
|
RSV3 = 0x3,
|
|
RSV4 = 0x4,
|
|
RSV5 = 0x5,
|
|
RSV6 = 0x6,
|
|
RSV7 = 0x7,
|
|
CLOSE = 0x8,
|
|
PING = 0x9,
|
|
PONG = 0xA,
|
|
CONTROL_RSVB = 0xB,
|
|
CONTROL_RSVC = 0xC,
|
|
CONTROL_RSVD = 0xD,
|
|
CONTROL_RSVE = 0xE,
|
|
CONTROL_RSVF = 0xF
|
|
};
|
|
|
|
/// Check if an opcode is reserved
|
|
/**
|
|
* @param v The opcode to test.
|
|
* @return Whether or not the opcode is reserved.
|
|
*/
|
|
inline bool reserved(value v)
|
|
{
|
|
return (v >= RSV3 && v <= RSV7) || (v >= CONTROL_RSVB && v <= CONTROL_RSVF);
|
|
}
|
|
|
|
/// Check if an opcode is invalid
|
|
/**
|
|
* Invalid opcodes are negative or require greater than 4 bits to store.
|
|
*
|
|
* @param v The opcode to test.
|
|
* @return Whether or not the opcode is invalid.
|
|
*/
|
|
inline bool invalid(value v)
|
|
{
|
|
return (v > 0xF || v < 0);
|
|
}
|
|
|
|
/// Check if an opcode is for a control frame
|
|
/**
|
|
* @param v The opcode to test.
|
|
* @return Whether or not the opcode is a control opcode.
|
|
*/
|
|
inline bool is_control(value v)
|
|
{
|
|
return v >= 0x8;
|
|
}
|
|
}
|
|
|
|
namespace CLOSECODE
|
|
{
|
|
enum value
|
|
{
|
|
NORMAL = 1000,
|
|
AWAY = 1001,
|
|
TERM = 1002,
|
|
INV_TYPE = 1003,
|
|
INV_DATA = 1007,
|
|
VIOLATION = 1008,
|
|
BIG_MSG = 1009,
|
|
UNEXPECTED= 1011
|
|
};
|
|
}
|